1 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3 * gcc.c (xputenv): New function.
4 (putenv_from_prefixes): Use xputenv instead of putenv.
5 (process_command): Use xputenv instead of putenv.
6 (set_collect_gcc_options): Use xputenv instead of putenv.
7 (main): Use xputenv instead of putenv.
9 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
11 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
12 availability of swap instruction.
13 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
15 2007-09-03 Revital Eres <eres@il.ibm.com>
17 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
20 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
21 Ayal Zaks <zaks@il.ibm.com>
22 Revital Eres <eres@il.ibm.com>
24 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
25 compute_split_row): New functions.
26 (ps_unschedule_node): Remove.
27 (normalize_sched_times): Iterate over the already scheduled
28 insns instead of the number of nodes.
29 (MAX_SPLIT_NUM): New definition.
30 (sms_schedule_by_order): Change the scheduling heuristic to
31 avoid useless increases of initiation interval ii.
32 (get_sched_window): Add dump printouts.
34 2007-09-02 David Daney <ddaney@avtrex.com>
36 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
37 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
38 (optab, insn): Add more attributes.
39 (fetchop_bit): New code macro.
40 (immediate_insn): New code macro attribute.
41 (sync): Change condition to ISA_HAS_SYNC.
42 (rdhwr): Change predicate for operand 0 to register_operand.
43 (memory_barrier): New expand.
44 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
45 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
46 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
47 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
48 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
49 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
50 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
51 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
52 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
54 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
55 Hans-Peter Nilsson <hp@axis.com>
57 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
58 Defined to describe availability and behavior of CLZ.
59 * config/cris/cris.md (clzsi2): Implement using lz instruction.
60 * config/cris/cris.opt: Tweak comment for "-metrax4".
61 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
62 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
63 (count_leading_zeros): Define.
65 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
67 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
69 2007-09-02 Joseph Myers <joseph@codesourcery.com>
72 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
75 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
77 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
78 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
79 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
80 sched-deps.c, sched-int.h, system.h, target.h,
81 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
82 tree.def: Fix comment typos.
84 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
86 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
87 (override_options): Turn on -mstrict-align on non-ColdFire
89 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
91 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
93 * c-common.c (const_strip_array_types): Delete.
94 * c-common.h (const_strip_array_types): Likewise.
95 * emit-rtl.c (const_next_insn, const_previous_insn,
96 const_next_nonnote_insn, const_prev_nonnote_insn,
97 const_next_real_insn, const_prev_real_insn,
98 const_next_active_insn, const_prev_active_insn, const_next_label,
99 const_prev_label): Delete.
100 * gimple-low.c (block_may_fallthru): Use expr_last.
101 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
102 * rtl.h (const_previous_insn, const_next_insn,
103 const_prev_nonnote_insn, const_next_nonnote_insn,
104 const_prev_real_insn, const_next_real_insn,
105 const_prev_active_insn, const_next_active_insn, const_prev_label,
106 const_next_label): Delete.
107 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
108 * system.h (CONST_CAST): Update comment.
109 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
110 (const_first_stmt, const_last_stmt): Delete.
111 (tree_block_ends_with_condjump_p): Use last_stmt.
112 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
113 * tree-iterator.c (const_expr_first, const_expr_last,
114 const_expr_only): Delete.
115 * tree.c (const_lookup_attribute): Likewise.
116 (attribute_list_contained): Use lookup_attribute.
117 * tree.h (const_lookup_attribute, const_expr_first,
118 const_expr_last, const_expr_only): Delete.
120 2007-09-01 Richard Guenther <rguenther@suse.de>
122 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
123 instead of TREE_THIS_VOLATILE.
124 * tree-ssa-operands.c (add_virtual_operand): Do not set
125 has_volatile_ops. Do not check s_ann for NULL.
126 (get_indirect_ref_operands): Likewise.
127 (get_expr_operands): Likewise. For all reference trees
128 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
129 check base of reference for TREE_THIS_VOLATILE.
131 2007-09-01 Richard Guenther <rguenther@suse.de>
133 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
134 between integral types. Also allow conversions between
137 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
139 * optabs.c (prepare_float_lib_cmp): Use
140 libgcc_cmp_return_mode instead of word_mode.
141 * config/dfp-bit.h: Likewise.
142 * config/fp-bit.h: Likewise.
143 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
145 (spu_libgcc_shift_count_mode): New function.
146 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
147 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
149 2007-08-31 Joseph Myers <joseph@codesourcery.com>
151 * tree-pretty-print.c: Include output.h.
152 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
153 HOST_WIDE_INT_PRINT_DEC.
154 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
156 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
158 PR rtl-optimization/33224
159 * loop-iv.c (latch_dominating_def): Check that the definition belongs
160 to the analysed region.
162 2007-08-31 Richard Guenther <rguenther@suse.de>
164 * function.c (allocate_struct_function): Do not set
165 current_function_returns_pointer.
166 * function.h (struct var_refs_queue): Remove.
167 (struct simple_obstack_stack): Likewise.
168 (struct function): Remove fixup_var_refs_queue member.
169 Remove returns_pointer flag.
170 (current_function_returns_pointer): Remove define.
172 2007-08-31 Nick Clifton <nickc@redhat.com>
174 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
175 secondary keys in order to obtain a stable sort.
177 2007-08-31 Nick Clifton <nickc@redhat.com>
180 * config/m32r/constraints.md: Add W constraint for integer zero.
181 * config/m32r/m32r.md (get_pc): Use W and i constraints.
182 Fix length calculation by using alternatives.
184 2007-08-31 Richard Sandiford <richard@codesourcery.com>
186 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
187 split out from expand_binop.
188 (avoid_expensive_constant): New function.
189 (expand_binop_directly): Remove commutative_op argument and
190 (expand_binop_directly): Remove commutative_op argument and
191 call cummutative_optab_p instead. Do not change op0 or op1
192 when swapping xop0 and xop1. Apply avoid_expensive_constant
193 to each argument after potential swapping. Enforce the
194 canonical order of commutative operands.
195 (expand_binop): Use shift_optab_p and commutative_optab_p.
196 Update the calls to expand_binop_directly. Only force constants
197 into registers when widening an operation. Only swap operands
198 once a direct expansion has been rejected.
199 (expand_twoval_binop): Only force constants into registers when
200 using a direct expansion.
202 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
204 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
205 (sched_analyze_insn): Don't postprocess speculative dependencies when
206 target has no scheduling.
207 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
208 'uninitialized' warning.
210 2007-08-31 Richard Guenther <rguenther@suse.de>
212 * tree.c (build_complex_type): Always set TYPE_NAME for
215 2007-08-31 Olivier Hainque <hainque@adacore.com>
217 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
218 internal macro. Default alignment factor for csect directives, chosen
219 to match what BIGGEST_ALIGNMENT allows.
220 (DATA_SECTION_ASM_OP): Use it.
221 * config/rs6000/rs6000.c
222 (rs6000_xcoff_output_readonly_section_asm_op):
223 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
224 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
226 2007-08-31 Olivier Hainque <hainque@adacore.com>
228 * dbxout.c (dbxout_block): Move declaration within the first
229 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
230 block to include the definition, together with the associated
233 2007-08-31 David Edelsohn <edelsohn@gnu.org>
234 Revital Eres <eres@il.ibm.com>
236 * doc/invoke.texi (-mpaired): Document flag.
237 * config.gcc: Include paired.h in powerpc extra_headers and
238 750cl.h in powerpc-*-linux*paired*.
239 * config/rs6000/rs6000.opt (-mpaired): New flag.
240 * config/rs6000/rs6000.c (paired_init_builtins,
241 paired_expand_builtin, paired_expand_lv_builtin,
242 paired_expand_stv_builtin, paired_expand_predicate_builtin):
243 New functions to support the paired single builtin functions.
244 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
245 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
247 (bdesc_paired_preds): New structure for paired predicate
249 (rs6000_expand_builtin): Expand paired single builtins.
250 (rs6000_init_builtins): Init paired single builtins.
251 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
252 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
253 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
254 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
255 (rs6000_vector_mode_supported_p): Support paired vector mode.
256 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
257 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
259 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
260 (DATA_ALIGNMENT): Likewise.
261 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
262 (rs6000_builtins): Add PAIRED builtins.
263 * config/rs6000/rs6000.md: Include paired.md.
264 * config/rs6000/paired.h: New.
265 * config/rs6000/paired.md: New.
266 * config/rs6000/750cl.h: New.
267 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
269 2007-08-30 Ollie Wild <aaw@google.com>
271 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
272 * gcc.c (default_compilers): Add -fno-directives-only to
275 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
279 * regclass.c (initial_fixed_regs): Revert previous change and make
281 (initial_call_used_regs): Likewise.
282 (initial_call_really_used_regs): Delete, reverting previous addition.
283 (initial_reg_names): Likewise.
284 (init_reg_sets): Revert previous change.
285 (saved_fixed_regs): New.
286 (saved_call_used_regs): New.
287 (saved_call_really_used_regs): New.
288 (saved_reg_names): New.
289 (save_register_info): New.
290 (restore_register_info): New.
291 (init_reg_sets_1): Replace reset of register info with call to
292 restore_register_info.
293 * rtl.h (save_register_info): Declare.
294 * toplev.c (backend_init): Call save_register_info.
296 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
298 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
299 from the original statement.
301 2007-08-30 Chao-ying Fu <fu@mips.com>
303 * c-lex.c (interpret_fixed): Declare.
304 (interpret_float): Process _Fract and _Accum.
305 (interpret_fixed): New function.
306 * final.c (output_addr_const): Process CONST_FIXED.
307 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
308 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
310 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
312 (simplify_immed_subreg): Support CONST_FIXED.
313 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
314 (simplify_subreg): Support CONST_FIXED.
316 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
318 * config/rs6000/ppu_intrinsics.h: New file.
319 * config.gcc (powerpc*-*-* <extra_headers>): Install
322 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
324 * cfg.c (dump_flow_info): Change to also print entry and exit
326 * print-rtl.c (print_rtl_single): Allow to print rtl with
329 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
331 * df-core.h (df_dump_region): New function.
332 * df.h (df_dump_region): New function.
333 * loop-invariant.c (find_defs): Add call to df_dump_region.
334 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
337 2007-08-30 Jakub Jelinek <jakub@redhat.com>
339 * decl.c (start_preparsed_function): Set
340 DECL_DISREGARD_INLINE_LIMITS for GNU_INLINE_P functions.
343 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
344 true if any of the compare_section_name calls returned true,
345 rather than if any returned false.
347 2007-08-30 Richard Guenther <rguenther@suse.de>
349 PR tree-optimization/33199
350 * tree-ssa-structalias.c (handle_lhs_call): New function.
351 (find_func_aliases): In non-IPA mode make sure that for
352 calls that return a pointer we add a constraint for the
353 result to point to anything.
355 2007-08-30 Richard Guenther <rguenther@suse.de>
357 * doc/invoke.texi (-mveclibabi): Document new target option.
358 * config/i386/i386.opt (-mveclibabi): New target option.
359 * config/i386/i386.c (ix86_veclib_handler): Handler for
360 vectorization library support.
361 (override_options): Handle the -mveclibabi option, initialize
362 the vectorization library handler.
363 (ix86_builtin_vectorized_function): As fallback call the
364 vectorization library handler, if set.
365 (ix86_veclibabi_acml): New static function for ACML ABI style
366 vectorization support.
368 2007-08-30 Jakub Jelinek <jakub@redhat.com>
370 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
371 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
372 SImode and update m. Don't run gen_lowpart_common on arbitrary
373 memory address, force it to register first.
376 * dce.c (dce_process_block): Don't delete setters of
377 artificially used registers.
379 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
381 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
382 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
383 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
385 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
387 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
389 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
390 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
392 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
394 * system.h: Activate -Wcast-qual as warning-only.
396 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
399 * config/rs6000/rs6000.c (compare_section_name): New function.
400 (rs6000_elf_in_small_data_p): Compare section prefixes instead
403 2007-08-29 Olivier Hainque <hainque@adacore.com>
405 * xcoffout.c: #include debug.h.
406 * Makefile.in (xcoffout.o): Add debug.h dependency.
408 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
410 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
411 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
413 2007-08-29 Richard Guenther <rguenther@suse.de>
415 * tree-pretty-print.c (dump_generic_node): Print
416 label DECL_UID as D.%u.
417 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
419 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
421 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
422 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
424 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
427 * tree.c (build_type_attribute_qual_variant): Set canonical types
428 on the final, unqualified attribute variant before building the
431 2007-08-29 Jie Zhang <jie.zhang@analog.com>
433 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
434 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
436 2007-08-29 Jie Zhang <jie.zhang@analog.com>
439 2007-08-29 Jie Zhang <jie.zhang@analog.com>
440 * config/bfin/bfin.md (composev2hi): Put operands into vector
443 2007-08-29 Jie Zhang <jie.zhang@analog.com>
445 * config/bfin/bfin.md (composev2hi): Put operands into vector
448 2007-08-29 Jie Zhang <jie.zhang@analog.com>
450 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
451 attribute when appropriate.
452 (bfin_handle_l1_text_attribute): New.
453 (bfin_handle_l1_data_attribute): New.
454 (bfin_attribute_table): Add attributes: l1_text, l1_data,
455 l1_data_A and l1_data_B.
456 * doc/extend.texi (node Function Attributes): Document l1_text
458 (Variable Attributes): Add Blackfin subsection. Document l1_data,
459 l1_data_A and l1_data_B variable attributes.
461 2007-08-28 Jie Zhang <jie.zhang@analog.com>
463 * config/bfin/bfin.opt (minline-plt): Add.
464 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
465 call to global functions.
466 * doc/invoke.texi (Option Summary): Mention -minline-plt.
467 (Blackfin Options): Document -minline-plt.
469 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
471 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
472 given a non-function.
473 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
475 2007-08-28 DJ Delorie <dj@redhat.com>
477 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
479 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
481 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
483 2007-08-28 Richard Guenther <rguenther@suse.de>
485 * tree.h (struct tree_function_decl): Increase size of
486 function_code bitfield.
488 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
489 Kazu Hirata <kazu@codesourcery.com>
491 * gcc/config/m68k/linux.h
492 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
493 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
494 (m68k_return_in_memory): New.
495 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
498 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
501 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
502 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
503 operand) when top VEC_SELECT extracts scalar element.
504 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
505 (*vec_extract_v4sf_mem): Ditto.
507 2007-08-28 Jakub Jelinek <jakub@redhat.com>
510 * passes.c (init_optimization_passes): Move pass_df_finish
511 after pass_postreload sublist.
513 PR rtl-optimization/33148
514 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
515 (neg (lt X 0)) if X has scalar int mode.
518 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
519 initializer, use build_vector_from_ctor if possible to create
520 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
521 even after this, return NULL.
523 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
525 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
527 2007-08-28 Richard Guenther <rguenther@suse.de>
529 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
530 (struct tree_function_decl): Make function_code a bitfield.
531 Add disregard_inline_limits flag.
532 * cgraphunit.c (cgraph_process_new_functions): Check
533 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
534 (cgraph_preserve_function_body_p): Likewise.
535 * ipa-inline.c (compute_inline_parameters): Likewise.
536 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
537 for GNU C extern inline functions.
538 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
539 * tree-inline.c (disregard_inline_limits_p): Remove.
540 * tree-inline.h (disregard_inline_limits_p): Likewise.
541 * c-common.c (handle_always_inline_attribute): Set
542 DECL_DISREGARD_INLINE_LIMITS.
543 * langhooks.c (add_builtin_function): Verify the function code
544 fits in the bitfield.
546 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
547 Vladimir Yanovsky <yanov@il.ibm.com>
548 Revital Eres <eres@il.ibm.com>
549 Andrey Belevantsev <abel@ispras.ru>
551 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
553 * modulo-sched.c: Add documentation regarding do-loop.
554 (doloop_register_get): Change number of arguments to support
555 the new do-loop pattern and check whether COUNT_REG has no other
556 occurences in the loop besides in the control part.
557 (duplicate_insns_of_cycles): Do not duplicate the insn which
558 changes count_reg as it is already adjusted.
559 (generate_prolog_epilog): New argument to support the new
560 do-loop pattern. Change the subtract instruction to use
561 expand_simple_binop. Call duplicate_insns_of_cycles with new
563 (sms_schedule): Call doloop_register_get and
564 generate_prolog_epilog with new argument. Do not handle loops
565 with single sets insns with subreg in their lhs.
566 * loop-doloop.c (doloop_optimize): Support for another do-loop
568 (doloop_condition_get): Gets an instruction instead of a pattern
569 and change the return condition when the do-loop pattern is
571 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
572 deps when considering to not create edges.
574 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
576 * doc/extend.texi (gnu_inline funtion attribute): Document C++
579 2007-08-27 Jason Merrill <jason@redhat.com>
582 * gimplify.c (gimplify_modify_expr): Discard the assignment of
583 zero-sized types after calling gimplify_modify_expr_rhs.
585 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
587 * regclass.c (init_reg_autoinc): Fix typo.
589 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
591 Fix PR tree-optimization/33173
592 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
594 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
597 * config/i386/i386.h (VALID_DFP_MODE_P): New.
598 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
601 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
602 David Ung <davidu@mips.com>
603 Nigel Stephens <nigel@mips.com>
605 Separate target-specific initialization from general
606 back-end initialization.
608 * toplev.c (init_alignments): New, split out from...
609 (process_options): ...here.
610 (backend_init_target): New, split out from...
611 (backend_init): ...here.
612 (lang_dependent_init_target): New, split out from...
613 (lang_dependent_init): ...here.
614 (target_reinit): New.
615 * toplev.h (target_reinit): Declare.
616 * expr.c (init_expr_target): Renamed from init_expr_once, since it
617 now can be called more than once. Update comments.
618 * expr.h (init_expr_target): Likewise.
619 * alias.c (init_alias_target): Renamed from init_alias_once, since it
620 now can be called more than once. Explicitly zero
621 static_reg_base_value.
622 * emit-rtl.c (init_emit_regs): New, split out from...
623 (init_emit_once): Here.
624 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
625 non-const, so that changes from command-line arguments can overwrite
626 values provided by the static initializers.
627 (initial_call_really_used_regs): New, used similarly to the above.
628 (initial_reg_names): Likewise.
629 (last_mode_for_init_move_cost): Promoted function-local static to
630 file-scope static to make it accessible outside init_move_cost.
631 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
632 Do not initialize inv_reg_alloc_order yet, either. Do initialize
633 reg_names since it is needed for parsing command-line options.
634 (init_move_cost): Use last_mode_for_init_move_cost instead of
635 function-local static.
636 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
637 call_really_used_regs now. Reinitialize reg_names. Also
638 initialize inv_reg_alloc_order. Zero reg_class_subunion and
639 reg_class_superunion. Clear losing_caller_save_reg_set.
640 Preserve global registers if called more than once. Reset
641 move cost, may_move_in_cost, may_move_out_cost, and
642 last_mode_for_init_move_cost.
643 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
644 can now be invoked more than once. Update comments.
645 (init_regs): Update comments.
646 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
647 and initial_call_really_used_regs, instead of the non-initial
648 variables. This allows us to save the command-line register settings
649 after target reinitialization.
650 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
651 * rtl.h (init_emit_regs): Declare.
652 (init_reg_modes_target, init_alias_target): Renamed as described
654 * reload1.c (init_reload): Update comments.
655 * optabs.c (init_optabs): Likewise.
656 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
658 2007-08-26 Chao-ying Fu <fu@mips.com>
660 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
663 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
665 * alias.c (memory_modified_1, memory_modified_in_insn_p):
667 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
669 * bb-reorder.c (copy_bb_p): Likewise.
670 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
671 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
672 block_ends_with_condjump_p): Likewise.
673 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
674 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
675 block_ends_with_condjump_p): Likewise.
676 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
677 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
678 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
679 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
680 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
681 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
682 debug_true_const_tree instad of debug_true_tree.
683 * debug.c (do_nothing_debug_hooks): Likewise.
684 * debug.h (ignore_block, debug_true_const_tree): Constify.
685 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
686 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
687 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
688 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
689 dbx_reg_number, is_based_loc, field_type,
690 simple_type_align_in_bits, simple_decl_align_in_bits,
691 simple_type_size_in_bits, field_byte_offset, insert_float,
692 type_tag, member_declared_type, is_redundant_typedef,
693 secname_for_decl, is_inlined_entry_point): Likewise.
694 * emit-rtl.c (const_next_insn, const_previous_insn,
695 const_next_nonnote_insn, const_prev_nonnote_insn,
696 const_next_real_insn, const_prev_real_insn,
697 const_next_active_insn, const_prev_active_insn, const_next_label,
698 const_prev_label): Likewise.
699 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
701 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
702 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
703 sched_insn_is_legitimate_for_speculation_p): Likewise.
704 * jump.c (reversed_comparison_code_parts,
705 reversed_comparison_code, reversed_comparison, condjump_label):
707 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
708 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
710 * rtl.h (const_previous_insn, const_next_insn,
711 const_prev_nonnote_insn, const_next_nonnote_insn,
712 const_prev_real_insn, const_next_real_insn,
713 const_prev_active_insn, const_next_active_insn, const_prev_label,
714 const_next_label, modified_between_p, modified_in_p,
715 const_note_storeskeep_with_call_p, condjump_label,
716 reversed_comparison, reversed_comparison_code,
717 reversed_comparison_code_parts, memory_modified_in_insn_p,
718 stack_regs_mentioned): Likewise.
719 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
720 keep_with_call_p): Likewise.
721 * sched-deps.c (deps_may_trap_p, sched_get_condition,
722 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
723 sd_lists_size, sd_lists_empty_p): Likewise.
724 * sched-int.h (sched_insns_conditions_mutex_p,
725 haifa_classify_insn, no_real_insns_p,
726 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
727 sd_lists_size, sd_lists_empty_p): Likewise.
728 * sdbout.c (sdb_debug_hooks): Likewise.
729 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
730 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
731 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
733 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
734 tree_can_throw_internal): Likewise.
735 * tree-flow-inline.h (phi_nodes): Likewise.
736 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
737 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
738 * tree-gimple.c (const_get_call_expr_in): Likewise.
739 * tree-gimple.h (const_get_call_expr_in): Likewise.
740 * tree.c (const_lookup_attribute, attribute_list_equal,
741 attribute_list_contained): Likewise.
742 * tree.h (attribute_list_equal, attribute_list_contained,
743 const_lookup_attribute): Likewise.
744 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
746 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
748 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
749 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
751 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
754 * config/alpha/constraints.md: Delete "svn:mime-type" property
755 with svn propdel "svn:mime-type".
757 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
760 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
761 non NOTE insn doesn't cross basic block.
762 (noce_try_abs): Likewise.
763 (noce_process_if_block): Likewise.
765 2007-08-26 David Edelsohn <edelsohn@gnu.org>
768 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
769 operand without auto-inc-dec.
770 * config/rs6000/rs6000.md (floatsidf2_internal): Use
771 offsettable_mem_operand.
772 (floatunssidf2_internal): Same.
773 (fix_truncdfsi2_internal): Same.
774 (floatsidf_ppc64): Same.
775 (floatunssidf_ppc64): Same.
776 (fix_trunctfsi2_internal): Same.
778 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
781 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
782 pass defines needed for version.c.
784 2007-08-25 Joseph Myers <joseph@codesourcery.com>
786 * configure.ac (--debug-prefix-map check): Change assembler
787 version presumed to have feature to 2.18.
788 * configure: Regenerate.
790 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
792 * c-common.c (vector_types_convertible_p,
793 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
794 self_promoting_args_p): Constify.
795 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
796 c_promoting_integer_type_p, self_promoting_args_p,
797 anon_aggr_type_p, vector_types_convertible_p): Likewise.
798 * c-decl.c (anon_aggr_type_p): Likewise.
799 * * c-dump.c (dump_stmt): Likewise.
800 * c-objc-common.c (has_c_linkage): Likewise.
801 * c-tree.h (same_translation_unit_p): Likewise.
802 * c-typeck.c (null_pointer_constant_p,
803 tagged_types_tu_compatible_p, function_types_compatible_p,
804 type_lists_compatible_p, lvalue_or_else, lvalue_p,
805 comptypes_internal, struct tagged_tu_seen_cache,
806 same_translation_unit_p, alloc_tagged_tu_seen_cache,
807 c_size_in_bytes): Likewise.
808 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
809 hash_ptr, eq_ptr): Likewise.
810 * langhooks-def.h (lhd_decl_ok_for_sibcall,
811 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
812 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
813 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
815 * optabs.c (optab_for_tree_code): Likewise.
816 * optabs.h (optab_for_tree_code): Likewise.
817 * rtl.h (simplify_rtx): Likewise.
818 * simplify-rtx.c (simplify_rtx): Likewise.
819 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
820 dump_flag, dump_node): Likewise.
821 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
822 queue_and_dump_type, dump_flag): Likewise.
823 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
824 * tree-pass.h (dump_node): Likewise.
825 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
826 supportable_narrowing_operation): Likewise.
827 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
828 supportable_narrowing_operation): Likewise.
829 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
830 is_negative_overflow_infinity, is_positive_overflow_infinity,
831 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
832 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
833 update_value_range, add_equivalence, ssa_name_nonnegative_p,
834 ssa_name_nonzero_p, fp_predicate): Likewise.
835 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
836 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
837 ssa_name_nonnegative_p): Likewise.
839 2007-08-25 Hans Kester <hans.kester@ellips.nl>
841 * config.gcc : Add x86_64-elf target.
843 2007-08-25 Jakub Jelinek <jakub@redhat.com>
845 * expr.c (store_expr): Fix order of store_by_pieces arguments.
847 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
848 Nigel Stephens <nigel@mips.com>
852 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
853 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
854 * expr.c (SET_BY_PIECES_P): Define.
855 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
856 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
857 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
859 * expr.h (SET_RATIO): Define.
860 (can_store_by_pieces, store_by_pieces): Update prototypes.
861 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
862 can_store_by_pieces/store_by_pieces.
863 (expand_builtin_memcpy_args): Likewise.
864 (expand_builtin_strncpy): Likewise.
865 (expand_builtin_memset_args): Likewise. Also remove special case
866 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
867 decide what to do instead.
868 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
869 to can_store_by_pieces.
871 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
872 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
874 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
875 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
876 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
877 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
878 (STORE_BY_PIECES_P): Define.
880 2007-08-24 Tom Tromey <tromey@redhat.com>
882 * varpool.c (varpool_last_needed_node): Fix comment typo.
883 * c-decl.c (duplicate_decls): Fix comment typo.
884 (clone_underlying_type): Update comment.
886 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
888 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
889 alpha_in_small_data_p, alpha_split_complex_arg,
890 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
892 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
893 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
895 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
896 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
897 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
898 * config/darwin.c (darwin_binds_local_p): Likewise.
899 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
901 * config/i386/i386-protos.h (i386_pe_binds_local_p,
902 i386_pe_valid_dllimport_attribute_p): Likewise.
903 * config/i386/i386.c (ix86_function_regparm,
904 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
905 x86_can_output_mi_thunk, ix86_mangle_type,
906 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
907 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
908 i386_pe_binds_local_p): Likewise.
910 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
911 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
912 ia64_invalid_conversion, ia64_invalid_unary_op,
913 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
915 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
916 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
917 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
918 * config/mips/mips.c (mips_use_blocks_for_constant_p,
919 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
920 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
921 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
922 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
923 * config/pa/pa.c (pa_commutative_p): Likewise.
924 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
926 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
927 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
928 rs6000_use_blocks_for_constant_p,
929 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
930 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
931 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
932 * config/s390/s390.c (s390_mangle_type,
933 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
935 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
936 th_in_small_data_p): Likewise.
937 * config/sh/sh.c (sh_ms_bitfield_layout_p,
938 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
940 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
941 sparc_mangle_type): Likewise.
942 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
943 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
944 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
946 * hooks.c (hook_bool_mode_const_rtx_false,
947 hook_bool_mode_const_rtx_true,
948 hook_bool_const_tree_hwi_hwi_const_tree_false,
949 hook_bool_const_tree_hwi_hwi_const_tree_true,
950 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
951 hook_constcharptr_const_tree_null,
952 hook_constcharptr_const_rtx_null,
953 hook_constcharptr_const_tree_const_tree_null,
954 hook_constcharptr_int_const_tree_null,
955 hook_constcharptr_int_const_tree_const_tree_null): New.
956 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
957 hook_bool_tree_hwi_hwi_tree_false,
958 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
959 hook_int_tree_tree_1, hook_constcharptr_tree_null,
960 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
961 hook_constcharptr_int_tree_null,
962 hook_constcharptr_int_tree_tree_null): Delete.
963 (default_can_output_mi_thunk_no_vcall): Constify.
964 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
965 hook_bool_tree_hwi_hwi_tree_false,
966 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
967 hook_int_tree_tree_1, hook_constcharptr_tree_null,
968 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
969 hook_constcharptr_int_tree_null,
970 hook_constcharptr_int_tree_tree_null): Delete.
971 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
972 hook_bool_const_tree_hwi_hwi_const_tree_false,
973 hook_bool_const_tree_hwi_hwi_const_tree_true,
974 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
975 hook_constcharptr_const_tree_null,
976 hook_constcharptr_const_rtx_null,
977 hook_constcharptr_const_tree_const_tree_null,
978 hook_constcharptr_int_const_tree_null,
979 hook_constcharptr_int_const_tree_const_tree_null): New.
980 (default_can_output_mi_thunk_no_vcall): Constify.
981 * integrate.c (function_attribute_inlinable_p): Likewise.
982 * integrate.h (function_attribute_inlinable_p): Likewise.
983 * jump.c (rtx_renumbered_equal_p): Likewise.
984 * output.h (decl_readonly_section, categorize_decl_for_section,
985 default_use_anchors_for_symbol_p, default_binds_local_p,
986 default_binds_local_p_1): Likewise.
987 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
989 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
990 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
991 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
992 TARGET_COMP_TYPE_ATTRIBUTES,
993 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
994 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
995 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
996 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
997 TARGET_DWARF_CALLING_CONVENTION): Likewise.
998 * target.h (can_output_mi_thunk, needs_block_p,
999 first_cycle_multipass_dfa_lookahead_guard_spec,
1000 vector_alignment_reachable, comp_type_attributes,
1001 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
1002 commutative_p, use_blocks_for_constant_p,
1003 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
1004 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
1005 invalid_within_doloop, valid_dllimport_attribute_p,
1006 split_complex_arg, invalid_arg_for_unprototyped_fn,
1007 invalid_conversion, invalid_unary_op, invalid_binary_op):
1009 * targhooks.c (default_invalid_within_doloop,
1010 hook_invalid_arg_for_unprototyped_fn,
1011 default_builtin_vector_alignment_reachable): Likewise.
1012 (hook_bool_rtx_commutative_p): Delete.
1013 (hook_bool_const_rtx_commutative_p): New.
1014 * targhooks.h (default_invalid_within_doloop,
1015 default_builtin_vector_alignment_reachable,
1016 hook_invalid_arg_for_unprototyped_fn): Constify.
1017 (hook_bool_rtx_commutative_p): Delete.
1018 (hook_bool_const_rtx_commutative_p): New.
1019 * varasm.c (bss_initializer_p, decl_default_tls_model,
1020 categorize_decl_for_section, decl_readonly_section,
1021 default_use_anchors_for_symbol_p, default_binds_local_p,
1022 default_binds_local_p_1): Constify.
1024 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1026 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1027 __NO_BUILTIN if -fno-builtin.
1029 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1031 * config/bfin/bfin.c (print_operand): Report error instead of
1032 ICE for wrong operand.
1034 2007-08-24 Michael Matz <matz@suse.de>
1036 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
1038 2007-08-24 Richard Guenther <rguenther@suse.de>
1041 * tree-ssa.c (useless_type_conversion_p): Split into a
1042 recursive and a non-recursive part.
1043 (useless_type_conversion_p_1): New function.
1044 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
1045 from maybe_fold_offset_to_reference is trivially convertible
1046 to the desired type before doing the simplification.
1048 2007-08-24 Jakub Jelinek <jakub@redhat.com>
1050 * expr.c (store_expr): Optimize initialization of an array
1052 * expr.h (builtin_strncpy_read_str): New prototype.
1053 * builtins.c (builtin_strncpy_read_str): Remove prototype.
1056 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
1059 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
1060 field when initializing if_info structure.
1062 2007-08-24 Richard Guenther <rguenther@suse.de>
1064 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
1066 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
1067 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
1068 * tree-inline.c (inlinable_function_p): Fold in common parts of
1069 the cannot_inline_tree_fn langhook.
1070 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
1071 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
1072 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1073 cannot_inline_tree_fn langhook.
1074 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1075 cannot_inline_tree_fn member.
1077 2007-08-24 Richard Guenther <rguenther@suse.de>
1079 * expr.c (get_inner_reference): Do computation of bitoffset
1080 from offset in a way we can detect overflow reliably.
1082 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1084 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
1086 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1088 * config/bfin/bfin.opt (mfast-fp): Add.
1089 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
1090 libbffastfp override libgcc if -mfast-fp.
1091 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
1092 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
1093 (Blackfin Options): Document -mfast-fp.
1095 2007-08-24 Jakub Jelinek <jakub@redhat.com>
1097 PR tree-optimization/32573
1099 * tree-data-ref.c (initialize_data_dependence_relation): Clear
1100 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
1101 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
1102 (build_classic_dist_vector): Return false rather than true if
1103 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
1104 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
1105 returned false. Don't call save_dist_v before calling
1106 build_classic_dist_vector_1.
1107 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
1108 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
1109 DDR_DIR_VECTS vectors.
1111 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
1113 * configure.ac (leb128): Modify sed statement to work with any
1114 binutils version string.
1115 * configure: Regenerate
1117 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1119 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
1120 Wrap in RTX_CODE macro guard.
1121 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
1122 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
1123 arm_mark_dllimport, arm_pe_encode_section_info,
1124 arm_pe_unique_section): Use ISO-C function declarations.
1125 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
1126 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
1127 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
1129 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
1130 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
1132 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
1134 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
1135 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
1136 (register_move_cost): Use ISO-C function declarations.
1137 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
1138 * config/score/score-protos.h (score_declare_object): Add
1140 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
1142 * final.c (profile_function): Avoid empty if-bodies.
1145 * calls.c (must_pass_in_stack_var_size,
1146 must_pass_in_stack_var_size_or_pad): Constify.
1147 * config/alpha/alpha-protos.h (function_value): Likewise.
1148 * config/alpha/alpha.c (alpha_return_in_memory,
1149 alpha_pass_by_reference, function_value,
1150 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
1151 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
1153 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
1154 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1155 TARGET_PROMOTE_PROTOTYPES): Likewise.
1156 * config/arm/arm-protos.h (arm_return_in_memory,
1157 arm_pad_arg_upward, arm_function_value): Likewise.
1158 * config/arm/arm.c (arm_pass_by_reference,
1159 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
1160 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1161 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
1163 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
1164 * config/avr/avr-protos.h (avr_function_value): Likewise.
1165 * config/avr/avr.c (avr_return_in_memory,
1166 gas_output_limited_string, gas_output_ascii, avr_function_value,
1167 avr_return_in_memory): Likewise.
1168 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
1169 * config/bfin/bfin.c (bfin_pass_by_reference,
1170 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
1171 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
1173 * config/cris/cris.c (cris_pass_by_reference,
1174 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
1175 * config/crx/crx.c (crx_return_in_memory): Likewise.
1176 * config/darwin.c (function_base, machopic_function_base_name):
1178 * config/fr30/fr30.c (fr30_must_pass_in_stack,
1179 TARGET_PROMOTE_PROTOTYPES): Likewise.
1180 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
1181 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
1182 * config/i386/i386-protos.h (ix86_return_in_memory,
1183 ix86_sol10_return_in_memory): Likewise.
1184 * config/i386/i386.c (ix86_function_value,
1185 ix86_function_sseregparm, ix86_must_pass_in_stack,
1186 type_natural_mode, classify_argument, examine_argument,
1187 construct_container, ix86_pass_by_reference, function_value_32,
1188 function_value_64, ix86_function_value_1, return_in_memory_32,
1189 return_in_memory_64, return_in_memory_ms_64,
1190 ix86_return_in_memory, ix86_sol10_return_in_memory,
1191 TARGET_PROMOTE_PROTOTYPES): Likewise.
1192 * config/ia64/ia64-protos.h (ia64_function_value,
1193 ia64_hpux_function_arg_padding): Likewise.
1194 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
1195 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
1196 ia64_hpux_function_arg_padding): Likewise.
1197 * config/iq2000/iq2000-protos.h (function_arg,
1198 iq2000_function_value): Likewise.
1199 * config/iq2000/iq2000.c (iq2000_return_in_memory,
1200 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
1201 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1202 function_arg, iq2000_function_value): Likewise.
1203 * config/m32c/m32c-protos.h (m32c_function_value,
1204 m32c_promote_function_return): Likewise.
1205 * config/m32c/m32c.c (m32c_pass_by_reference,
1206 m32c_promote_prototypes, m32c_promote_function_return,
1207 m32c_function_value): Likewise.
1208 * config/m32r/m32r.c (m32r_return_in_memory,
1209 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
1210 m32r_in_small_data_p): Likewise.
1211 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
1213 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
1214 m68hc11_function_arg_padding): Likewise.
1215 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
1216 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
1217 m68k_function_value): Likewise.
1218 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
1219 mcore_function_value): Likewise.
1220 * config/mcore/mcore.c (handle_structs_in_regs,
1221 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
1222 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1223 mcore_num_arg_regs, mcore_function_value): Likewise.
1224 * config/mips/mips-protos.h (mips_pad_arg_upward,
1225 mips_function_value): Likewise.
1226 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
1227 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
1228 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1229 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
1230 mips_function_value): Likewise.
1231 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
1233 * config/mmix/mmix.c (mmix_pass_by_reference,
1234 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
1235 mmix_encode_section_info): Likewise.
1236 * config/mn10300/mn10300-protos.h (mn10300_function_value):
1238 * config/mn10300/mn10300.c (mn10300_return_in_memory,
1239 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
1240 mn10300_function_value): Likewise.
1241 * config/mt/mt-protos.h (mt_function_value): Likewise.
1242 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
1243 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
1244 * config/pa/pa-protos.h (function_arg_padding, function_value,
1245 pa_return_in_memory): Likewise.
1246 * config/pa/pa.c (pa_pass_by_reference,
1247 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1248 function_arg_padding, function_value, pa_return_in_memory):
1250 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
1251 * config/rs6000/rs6000-protos.h (rs6000_function_value,
1252 function_arg_padding): Likewise.
1253 * config/rs6000/rs6000.c (rs6000_return_in_memory,
1254 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
1255 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
1256 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1257 function_arg_padding, altivec_expand_dst_builtin,
1258 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
1259 altivec_init_builtins, rs6000_common_init_builtins,
1260 rs6000_function_value): Likewise.
1261 * s390/s390-protos.h (s390_function_value): Likewise.
1262 * config/s390/s390.c (s390_function_arg_size,
1263 s390_pass_by_reference, s390_return_in_memory,
1264 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
1265 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
1266 * config/score/score-protos.h (score_function_value): Likewise.
1267 * config/score/score.c (score_arg_partial_bytes,
1268 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1269 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
1270 score_pass_by_reference, score_add_offset, score_function_value):
1272 * config/sh/sh-protos.h (sh_attr_renesas_p,
1273 sh_promote_prototypes): Likewise.
1274 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
1275 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
1276 sh_attr_renesas_p): Likewise.
1277 * config/sparc/sparc-protos.h (function_value,
1278 function_arg_padding): Likewise.
1279 * config/sparc/sparc.c (sparc_promote_prototypes,
1280 sparc_return_in_memory, sparc_pass_by_reference,
1281 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1282 function_arg_record_value_2, function_arg_record_value_1,
1283 function_arg_record_value, function_arg_record_value,
1284 function_arg_padding, function_value): Likewise.
1285 * config/spu/spu-protos.h (spu_function_value): Likewise.
1286 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
1287 spu_function_value): Likewise.
1288 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
1290 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
1291 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
1292 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
1294 * config/v850/v850.c (v850_return_in_memory,
1295 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
1296 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
1297 * config/xtensa/xtensa.c (xtensa_return_in_msb,
1298 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
1299 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
1301 * explow.c (promote_mode, hard_function_value): Likewise.
1302 * expr.h (hard_function_value, promote_mode): Likewise.
1303 * function.c (aggregate_value_p): Likewise.
1304 * hooks.c (hook_bool_const_tree_true): New.
1305 * hooks.h (hook_bool_const_tree_true): New.
1306 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
1307 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1308 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1309 TARGET_RETURN_IN_MSB): Likewise.
1310 * target.h (promote_function_args, promote_function_return,
1311 promote_prototypes, return_in_memory, return_in_msb,
1312 pass_by_reference, must_pass_in_stack, callee_copies,
1313 function_value): Likewise.
1314 * targhooks.c (default_return_in_memory,
1315 hook_pass_by_reference_must_pass_in_stack,
1316 hook_callee_copies_named,
1317 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
1318 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
1319 default_function_value): Likewise.
1320 * targhooks.h (default_return_in_memory,
1321 hook_pass_by_reference_must_pass_in_stack,
1322 hook_callee_copies_named,
1323 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
1324 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
1325 default_function_value): Likewise.
1326 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
1327 (equiv_class_label_hash, equiv_class_label_eq): Constify.
1328 * tree-vectorizer.c (bb_in_loop_p): Likewise.
1329 * tree.c (needs_to_live_in_memory): Likewise.
1330 * tree.h (struct tree_type, needs_to_live_in_memory,
1331 aggregate_value_p, must_pass_in_stack_var_size,
1332 must_pass_in_stack_var_size_or_pad): Likewise.
1333 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
1334 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
1335 lookup_filename): Likewise.
1337 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
1340 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
1341 fake fcomi i387 instruction for !TARGET_CMOVE.
1342 (ix86_expand_branch): Expand natural sequence with one jump for
1343 all targets, not only TARGET_CMOVE.
1344 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
1345 pattern to implement fake fcomi sequence. Split instruction after
1346 reload to correct compare sequences.
1347 (*cmpfp_xf_cc): Ditto.
1348 (*cmpfp_<mode>_cc): Ditto.
1349 (*cmpfp_u_cc): Ditto.
1350 (*cmpfp_<mode>_cc): Ditto.
1352 2007-08-23 Richard Guenther <rguenther@suse.de>
1354 * tree-pretty-print.c (dump_generic_node): Annotate
1355 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
1357 2007-08-23 Richard Guenther <rguenther@suse.de>
1359 * builtins.c (expand_builtin_mathfn): Wrap argument in
1360 save_expr directly instead of re-building the call.
1361 (expand_builtin_mathfn_2): Likewise.
1362 (expand_builtin_mathfn_3): Likewise.
1363 (expand_builtin_interclass_mathfn): Likewise.
1364 (expand_builtin_int_roundingfn): Set arg.
1365 (expand_builtin_int_roundingfn_2): Likewise.
1367 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
1369 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
1370 *sse_nand<mode>3, *sse_xor<mode>3): New.
1372 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
1374 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
1375 * config/i386/i386.c (print_operand): Handle ';' code. Output
1376 semicolon for TARGET_MACHO.
1377 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
1378 emit semicolon after 'lock' prefix.
1379 (sync_double_compare_and_swap<mode>): Ditto.
1380 (*sync_double_compare_and_swapdi_pic): Ditto.
1381 (*sync_compare_and_swap_cc<mode>): Ditto.
1382 (sync_double_compare_and_swap_cc<mode>): Ditto.
1383 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
1384 (sync_old_add<mode>): Ditto.
1385 (sync_add<mode>): Ditto.
1386 (sync_sub<mode>): Ditto.
1387 (sync_ior<mode>): Ditto.
1388 (sync_and<mode>): Ditto.
1389 (sync_xor<mode>): Ditto.
1391 2007-08-22 Chao-ying Fu <fu@mips.com>
1393 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
1395 (copy_rtx): Handle CONST_FIXED.
1396 (rtx_equal_p): Likewise.
1397 * rtl.h (fixed_value.h): New include.
1398 (rtx_def): Add a new field of fixed_value to u.
1399 (XCNMPFV): Define for accessing fixed_value.
1400 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
1402 * rtl.def (CONST_FIXED): New constant.
1403 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
1404 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
1405 US_ASHIFT): New codes.
1406 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
1407 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
1408 unsigned_fract_convert, unsigned_sat_fract): Document them.
1409 * varasm.c (assemble_integer): Extend to support fixed-point constants
1410 by using different machine classes.
1411 (decode_addr_const): Handle FIXED_CST.
1412 (const_hash_1): Likewise.
1413 (compare_constant): Likewise.
1414 (copy_constant): Likewise.
1415 (const_rtx_hash_1): Handle CONST_FIXED.
1416 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1417 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1419 (initializer_constant_valid_p): Handle FIXED_CST.
1420 (output_constant): Support FIXED_POINT_TYPE.
1421 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
1422 * cse.c (hash_rtx): Support CONST_FIXED.
1423 (exp_equiv_p): Likewise.
1424 (cannon_reg): Likewise.
1425 (fold_rtx): Likewise.
1426 (equiv_constant): Likewise.
1427 (cse_process_notes_1): Likewise.
1428 (count_reg_usage): Likewise.
1429 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
1430 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
1431 (wrap_constant): Check CONST_FIXED.
1432 (cselib_hash_rtx): Support CONST_FIXED.
1433 (cselib_subst_to_values): Likewise.
1434 * df-scan.c (df_uses_record): Likewise.
1435 * gcse.c (want_to_gcse_p): Likewise.
1436 (oprs_unchanged_p): Likewise.
1437 (oprs_not_set_p): Likewise.
1438 (compute_transp): Likewise.
1439 (extract_mentioned_regs_helper): Likewise.
1440 * genemit.c (gen_exp): Likewise.
1441 * local-alloc.c (equiv_init_varies_p): Likewise.
1442 (contains_replace_regs): Likewise.
1443 (memref_referenced_p): Likewise.
1444 * loop-invariant.c (check_maybe_invariant): Likewise.
1445 (hash_invariant_expr_1): Likewise.
1446 (invariant_expr_equal_p): Likewise.
1447 * postreload-gcse.c (oprs_unchanged_p): Likewise.
1448 * regclass.c (reg_scan_mark_refs): Likewise.
1449 * regrename.c (scan_rtx): Likewise.
1450 * resource.c (mark_referenced_resources): Likewise.
1451 (mark_set_resources): Likewise.
1452 * rtlanal.c (rtx_unstable_p): Likewise.
1453 (rtx_varies_p): Likewise.
1454 (count_occurrences): Likewise.
1455 (reg_mentioned_p): Likewise.
1456 (modified_between_p): Likewise.
1457 (modified_in_p): Likewise.
1458 (volatile_insn_p): Likewise.
1459 (volatile_refs_p): Likewise.
1460 (side_effects_p): Likewise.
1461 (may_trap_p_1): Likewise.
1462 (inequality_comparisons_p): Likewise.
1463 (computed_jump_p_1): Likewise.
1464 (commutative_operand_precedence): Likewise.
1465 * sched-deps.c (sched_analyze_2): Likewise.
1466 * sched-vis.c (print_value): Likewise.
1467 * reload.c (operands_match_p): Likewise.
1468 (subst_reg_equivs): Likewise.
1469 * reload1.c (eliminate_regs_1): Likewise.
1470 (elimination_effects): Likewise.
1471 (scan_paradoxical_subregs): Likewise.
1472 * alias.c (rtx_equal_for_memref_p): Likewise.
1473 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
1474 * emit-rtl.c (const_fixed_htab): New hash table.
1475 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
1477 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
1478 const_fixed_from_fixed_value): New functions.
1479 (verify_rtx_sharing): Handle CONST_FIXED.
1480 (copy_rtx_if_shared_1): Likewise.
1481 (reset_used_flags): Likewise.
1482 (set_used_flags): Likewise.
1483 (copy_insn_1): Likewise.
1484 (init_emit_once): Create const_fixed_htab.
1485 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
1487 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
1489 PR tree-optimization/32949
1490 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
1491 before failing for ivs with non-constant step.
1493 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
1495 * doc/md.texi (Iterators): Renamed from Macros. All contents
1496 changed to reflect rename of respectively define_code_macro and
1497 define_mode_macro to define_code_iterator and define_mode_iterator.
1498 (Mode Iterators, Code Iterators): Similar.
1499 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
1500 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
1501 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
1502 (initialize_iterators, find_iterator, check_code_iterator)
1503 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
1504 (read_mapping, read_rtx_1): Similar.
1505 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
1506 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
1507 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
1508 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
1509 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
1510 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
1511 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
1512 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
1513 config/rs6000/sync.md, config/rs6000/rs6000.md,
1514 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
1515 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
1516 config/vax/vax.md, config/bfin/bfin.md: Similar.
1518 2007-08-22 David Daney <ddaney@avtrex.com>
1520 * doc/install.texi (Testing): Mention testing on a simulator.
1522 2007-08-22 Janis Johnson <janis187@us.ibm.com>
1524 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
1526 * doc/libgcc.texi (Decimal float library routines): Fix formatting
1527 and rearrange floating point conversion functions into different
1530 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1532 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
1533 dfa_post_advance_cycle): New scheduler hooks.
1534 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1535 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
1537 (TARGET_SCHED): Use them.
1538 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1539 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
1540 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
1542 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
1543 function to facilitate debugging.
1544 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
1545 (output_insn_has_dfa_reservation_p): New static function to output
1546 insn_has_dfa_reservation_p ().
1547 (write_automata): Use it.
1548 * genattr.c (main): Output declaration for
1549 insn_has_dfa_reservation_p ().
1551 2007-08-22 Christian Bruel <christian.bruel@st.com>
1552 Richard Guenther <rguenther@suse.de>
1554 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
1555 * simplify_rtx (simplify_binary_operation_1): Likewise.
1557 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
1559 PR rtl-optimization/32557
1560 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
1561 of REGNO (mws->mw_reg).
1563 2007-08-22 Richard Guenther <rguenther@suse.de>
1566 * builtins.c (expand_builtin_int_roundingfn): Replace call
1567 argument wrapped with SAVE_EXPR directly.
1568 (expand_builtin_int_roundingfn_2): Likewise.
1570 2007-08-22 Richard Guenther <rguenther@suse.de>
1572 * tree-inline.c (inlinable_function_p): Restore disregarding
1573 inline limits for GNU extern inline functions.
1575 2007-08-22 Richard Guenther <rguenther@suse.de>
1578 * tree.c (host_integerp): Treat sizetype as signed as it is
1581 2007-08-21 Ian Lance Taylor <iant@google.com>
1583 PR tree-optimization/33134
1584 * tree-vrp.c (adjust_range_with_scev): Call
1585 set_value_range_to_value.
1587 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
1589 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
1592 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
1594 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
1597 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
1599 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
1600 cases to set eight bytes at a time.
1601 (expand_block_move): Likewise.
1603 2007-08-21 Jakub Jelinek <jakub@redhat.com>
1606 * dwarf2out.c (gen_decl_die): Don't call
1607 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
1609 2007-08-21 Paul Brook <paul@codesourcery.com>
1610 Nathan Sidwell <nathan@codesourcery.com>
1611 Mark Mitchell <mark@codesourcery.com>
1612 Joseph Myers <joseph@codesourcery.com>
1614 * configure.ac: Add --with-pkgversion and --with-bugurl.
1615 * configure: Regenerate.
1616 * doc/install.texi: Document them.
1617 * version.c (version_string): Remove VERSUFFIX.
1618 (VERSUFFIX): Remove.
1619 (pkgversion_string): New.
1620 (bug_report_url): Do not hard-code initializer.
1621 * version.h (pkgversion_string): Declare.
1622 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
1624 (version.o): Define PKGVERSION and BUGURL.
1625 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
1626 (%.pod): Define BUGURL.
1627 * gcc.c (process_command, main): Use pkgversion_string.
1628 * toplev.c (compile_file, print_version): Likewise.
1629 * protoize.c (main): Likewise.
1630 * gcov.c (print_version): Likewise. Update copyright date.
1631 * gcov-dump.c (print_version): Likewise. Update copyright date.
1632 * mips-tdump.c (main): Likewise. Update copyright date.
1633 * mips-tfile.c (main): Likewise. Update copyright date.
1634 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
1635 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
1636 shorten description.
1637 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
1638 * doc/gccint.texi: Likewise.
1639 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
1640 Update copyright date.
1642 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
1644 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
1645 (ix86_expand_strlensi_unroll_1): Ditto.
1646 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
1647 (ix86_expand_carry_flag_compare): Update comment.
1649 2007-08-21 Jakub Jelinek <jakub@redhat.com>
1652 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
1653 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
1655 2007-08-21 Richard Guenther <rguenther@suse.de>
1657 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
1659 2007-08-21 Richard Guenther <rguenther@suse.de>
1662 * fold-const.c (fold_binary): Remove index +p PTR folding.
1663 Fix types of POINTER_PLUS_EXPR generated by folding of
1666 2007-08-20 Chao-ying Fu <fu@mips.com>
1668 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
1669 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
1670 RID_ONEWAY, so that it can be checked in declspecs_add_type.
1671 (c_common_fixed_point_type_for_size): Declare.
1672 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
1673 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
1674 (c_token_starts_declspecs): Likewise.
1675 (c_parser_declspecs): Likewise.
1676 (c_parser_attributes): Likewise.
1677 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
1678 (c_declspecs): Add saturating_p.
1679 * c-decl.c (build_null_declspecs): Initialize saturating_p.
1680 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
1681 _Sat. Handle RID_SAT.
1682 Avoid using void, bool, char, int, float, double, _Decimal32,
1683 _Decimal64, _Decimal128, and complex with _Sat.
1684 Handle RID_FRACT and RID_ACCUM.
1685 Make sure _Sat is used with _Fract or _Accum.
1686 (finish_declspecs): Handle cts_fract and cts_accum.
1687 * c-common.c (fixed-value.h): New include.
1688 (constant_expression_warning): Handle FIXED_CST.
1689 (overflow_warning): Likewise.
1690 (warnings_for_convert_and_check): Likewise.
1691 (c_common_fixed_point_type_for_size): New.
1692 (c_common_type_for_mode): Handle fixed-point modes to
1693 return various saturating/non-saturating, signed/unsigned types.
1694 (c_common_signed_or_unsigned_type): Support fixed-point types.
1695 (shorten_compare): Check fixed-point zero.
1696 Handle FIXED_POINT_TYPE.
1697 (c_common_truthvalue_conversion): Handle FIXED_CST.
1698 Handle FIXED_POINT_TYPE.
1699 (c_common_nodes_and_builtins): Record builtin types for fixed-point
1701 (handle_mode_attribute): Handle fixed-point modes. Need to check
1702 if the signness of base type and fixed-point modes are consistent.
1703 (handle_vector_size_attribute): Handle fixed-point modes.
1704 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
1705 (warn_for_div_by_zero): Check fixed-point zero.
1706 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
1707 a common fixed-point type based on fbit, ibit, sign, and saturation.
1708 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
1709 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
1710 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
1711 (convert_for_assignment): Support FIXED_POINT_TYPE.
1712 (digest_init): Handle FIXED_POINT_TYPE.
1713 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
1714 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1715 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
1716 GE_EXPR, LT_EXPR, GT_EXPR.
1717 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
1718 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
1719 * target.h (gcc_target): Add fixed_point_supported_p.
1720 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
1721 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
1722 (default_fixed_point_supported_p): Define.
1723 * targhooks.h (default_fixed_point_supported_p): Declare.
1724 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
1725 * doc/install.texi (Configuration): Add --enable-fixed-point.
1726 * configure.ac (--enable-fixed-point): New to enable fixed-point
1727 arithmetic extension to C. For mips targets, we enable it by default.
1728 * configure, config.in: Regenerate.
1730 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
1732 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
1734 2007-08-20 David Edelsohn <edelsohn@gnu.org>
1736 * dwarf2out.c (text_section_used): Move declaration outside ifdef
1737 DWARF2_DEBUGGING_INFO.
1738 (cold_text_section_used): Same.
1739 (cold_text_section): Same.
1741 2007-08-20 Richard Guenther <rguenther@suse.de>
1743 * c-typeck.c (convert_for_assignment): Use the type of
1744 the member for the initialization.
1746 2007-08-20 Richard Guenther <rguenther@suse.de>
1748 * c-objc-common.c (c_disregard_inline_limits): Remove.
1749 * c-objc-common.h (c_disregard_inline_limits): Likewise.
1750 * cgraphunit.c (cgraph_process_new_functions): Call
1751 disregard_inline_limits_p.
1752 (cgraph_preserve_function_body_p): Likewise.
1753 * ipa-inline.c (compute_inline_parameters): Likewise.
1754 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
1756 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
1757 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1758 disregard_inline_limits langhook.
1759 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
1761 * langhooks.h (lang_hooks_for_tree_inlining): Remove
1762 disregard_inline_limits langhook.
1763 * tree-inline.c (disregard_inline_limits_p): New function.
1764 * tree-inline.h (disregard_inline_limits_p): Declare.
1766 2007-08-20 Richard Guenther <rguenther@suse.de>
1768 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
1769 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
1770 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1771 auto_var_in_fn_p langhook.
1772 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
1774 * tree.c (auto_var_in_fn_p): ... here.
1775 (find_var_from_fn): Call auto_var_in_fn_p directly.
1776 * langhooks.h (lang_hooks_for_tree_inlining): Remove
1777 auto_var_in_fn_p langhook.
1778 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
1779 (copy_body_r): Likewise.
1780 (self_inlining_addr_expr): Likewise.
1781 * tree.h (auto_var_in_fn_p): Declare.
1783 2007-08-20 Richard Guenther <rguenther@suse.de>
1785 * tree.c (WALK_SUBTREE): Call walk_tree_1.
1786 (walk_type_fields): Take lh parameter.
1787 (walk_tree): Rename to ...
1788 (walk_tree_1): ... this. Do not call the walk_subtrees
1789 langhook but the now passed callback. Pass lh on recursion.
1790 (walk_tree_without_duplicates): Rename to ...
1791 (walk_tree_without_duplicates_1): ... this. Take lh parameter
1792 and call walk_tree_1.
1793 * tree.h (walk_tree_lh): New typedef.
1794 (walk_tree_1): Declare.
1795 (walk_tree_without_duplicates_1): Likewise.
1796 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
1797 (walk_tree_without_duplicates): New define to
1798 walk_tree_without_duplicates_1 with NULL lh parameter.
1799 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
1800 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
1802 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
1803 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
1804 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
1807 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
1810 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
1811 code in front of the compacting of basic blocks.
1812 Move the folding of statements inbetween the cgraph checking
1813 and compacting of basic blocks.
1815 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1816 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1819 * config/alpha/alpha.c (va_list_skip_additions): Check for
1820 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
1821 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
1822 PLUS_EXPR when checking ap.__base.
1823 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
1824 when doing addition on pointer types. Use size_int instead of
1826 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
1827 ptr_type in the second operand.
1829 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1832 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
1834 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1837 * cfgexpand.c (expand_one_register_var): Mark pointer
1838 DECL_ARTIFICIAL as REG_POINTER also.
1839 * stmt.c (expand_decl): Likewise.
1841 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
1848 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
1849 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
1850 on_worklist argument and avoid adding things to worklist multiple
1852 (add_to_worklist): Ditto.
1853 (mark_aliases_call_clobbered): Mark entire structure clobbered if
1854 single SFT is clobbered.
1855 (set_initial_properties): Ditto.
1856 (compute_call_clobbered): Update for changes to function
1858 (create_overlap_variables_for): Always create SFT for offset 0.
1859 (create_structure_vars): Handle PHI's, since we are in SSA form at
1861 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
1862 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
1864 (add_vars_for_offset): Figure out aliases from access + points-to.
1865 (add_virtual_operand): Use add_vars-for_offset.
1866 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
1867 (add_call_clobber_ops): Remove makes_clobbering_call set.
1868 (get_expr_operands): Always pass through the INDIRECT_REF
1870 * tree-ssa-structalias.c (struct constraint_graph): Remove
1872 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
1873 address_taken, pt_used, number_incoming.
1874 (FIRST_ADDR_NODE): Removed.
1875 (merge_graph_nodes): Remove broken code for the moment.
1876 (init_graph): New function.
1877 (build_pred_graph): Remove code to init_graph.
1878 Add location equivalence support.
1879 (struct scc_info): Rename roots to deleted.
1881 (init_scc_info): Ditto
1882 (init_topo_info): Use graph->size.
1883 (compute_topo_order): Ditto.
1884 (do_da_constraint): Removed.
1885 (do_sd_constraint): Remove calls to find().
1886 set_union_with_increment should always get 0 as last arg here.
1887 (do_complex_constraint): Replace do_da_constraint with assert.
1889 (struct equiv_class_label): New.
1890 (pointer_equiv_class_table): Ditto.
1891 (location_equiv_class_table): Ditto.
1892 (equiv_class_label_hash): Ditto.
1893 (equiv_class_label_eq): Ditto
1894 (equiv_class_lookup): Ditto.
1895 (equiv_class_ladd): Ditto.
1896 (pointer_equiv_class): Ditto.
1897 (location_equiv_class): Ditto.
1898 (condense_visit): Rename and rewrite from label_visit to do only
1899 SCC related stuff for HU.
1900 (label_visit): Do HU work for HU.
1901 (perform_var_substitution): Update to do HU and location
1903 (free_var_substitution_info): Update to free HU and location
1904 equivalence structures. */
1905 (find_equivalent_node): Update for pointer but not location
1907 (unite_pointer_equivalences): New function.
1908 (move_complex_constraints): Rewrite to only do moving.
1909 (rewrite_constraints): Split out of move_complex_constraints.
1910 (solve_graph): Use graph->size.
1911 (process_constraint_1): Add from_call argument, use it.
1912 Split *a = &b into two constraints.
1913 (process_constraint): Use new process_constraint_1.
1914 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
1915 (get_constraint_for): Handle non-pointer integers properly.
1916 Remove code that used to handle structures.
1917 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
1918 with unknown addends.
1919 (handle_rhs_call): New function.
1920 (find_func_aliases): Use handle_rhs_call.
1921 (set_uids_in_ptset): Add an assert.
1922 (set_used_smts): Fix bug in not considering unified vars.
1923 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
1924 (compute_points_to_sets): Update for other function changes.
1925 (delete_points_to_sets): Ditto.
1926 (ipa_pta_execute): Ditto.
1927 (pass_ipa_pta): We need to update SSA after ipa_pta.
1929 2007-08-19 Jan Hubicka <jh@suse.cz>
1931 * i386.md: Replace "rim" and "mri" constraints by "g".
1933 2007-08-19 Joseph Myers <joseph@codesourcery.com>
1935 * dwarf2out.c (text_section_used, cold_text_section_used,
1936 cold_text_section, dwarf2out_note_section_used): New.
1937 (dwarf2out_init): Initialize cold_text_section.
1938 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
1939 dwarf2out_note_section_used.
1940 (size_of_aranges): Only count entry for text section if it was
1941 used. Count entry for cold text section if it was used.
1942 (output_aranges): Only output entries for text section and cold
1943 text section if they were used.
1945 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1947 * tree-pretty-print.c (debug_generic_expr): Add a comment about
1949 (debug_generic_stmt): Likewise.
1950 (debug_tree_chain): Likewise.
1952 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1954 * tree-data-refs.c (split_constant_offset): Expose.
1955 * tree-data-refs.h (split_constant_offset): Add declaration.
1957 * tree-vectorizer.h (dr_alignment_support): Renamed
1958 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
1959 Added a new value dr_explicit_realign.
1960 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
1961 dr_offset, dr_step, and dr_aligned_to, along with new access
1962 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
1963 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
1964 STMT_VINFO_DR_ALIGNED_TO.
1966 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
1968 In case of outer-loop vectorization with non-fixed misalignment - use
1969 the dr_explicit_realign scheme instead of the optimized realignment
1971 (new_stmt_vec_info): Initialize new fields.
1973 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
1974 'nested_in_vect_loop' case. Change verbosity level.
1975 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
1976 Don't fail on zero step in the outer-loop for loads.
1977 (vect_analyze_data_refs): Call split_constant_offset to calculate
1978 base, offset and init relative to the outer-loop.
1980 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
1981 BSI function argument with a new function argument - at_loop.
1982 Simplify the condition that determines STEP. Takes additional argument
1983 INV_P. Support outer-loop vectorization (handle the
1984 nested_in_vect_loop case), including zero step in the outer-loop. Call
1985 vect_create_addr_base_for_vector_ref with additional argument.
1986 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
1987 Updated function documentation. Handle the 'nested_in_vect_loop' case.
1988 Fixed and simplified calculation of step.
1989 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
1990 of bsi, and with additional argument. Call bump_vector_ptr with
1991 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
1992 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
1993 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
1994 when the realignment setup needs to take place inside the loop.
1995 Support the dr_explicit_realign scheme. Allow generating the optimized
1996 realignment scheme for outer-loop vectorization. Added documentation.
1997 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
1998 the 'nested_in_vect_loop' case, including loads that are invariant in
1999 the outer-loop and the realignment schemes. Handle the case when the
2000 realignment setup needs to take place inside the loop. Call
2001 vect_setup_realignment with additional arguments. Call
2002 vect_create_data_ref_ptr with additional argument and with loop instead
2003 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
2004 (vect_gen_niters_for_prolog_loop): Call
2005 vect_create_addr_base_for_vector_ref with additional arguments.
2006 (vect_create_cond_for_align_checks): Likewise.
2007 (bump_vector_ptr): Updated to support the new dr_explicit_realign
2008 scheme: takes additional argument bump; argument ptr_incr is now
2009 optional; updated documentation.
2010 (vect_init_vector): Takes additional argument (bsi). Use it, if
2011 available, to insert the vector initialization.
2012 (get_initial_def_for_induction): Pass additional argument in call to
2014 (vect_get_vec_def_for_operand): Likewise.
2015 (vect_setup_realignment): Likewise.
2016 (vectorizable_load): Likewise.
2018 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
2020 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
2021 as argument instead of struct loop.
2022 (nested_in_vect_loop_p): New function.
2023 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
2025 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
2026 from other phis in the loop.
2027 (destroy_loop_vec_info): Add additional argument to declaration.
2029 * tree-vectorizer.c (supportable_widening_operation): Also check if
2030 nested_in_vect_loop_p (don't allow changing the order in this case).
2031 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
2032 of struct loop. Call nested_in_vect_loop_p and don't require
2033 flag_unsafe_math_optimizations if it returns true.
2034 (new_stmt_vec_info): When setting def_type for phis differentiate
2035 loop-header phis from other phis.
2036 (bb_in_loop_p): New function.
2037 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
2038 just update their loop_vinfo. Order of BB traversal now matters -
2039 call dfs_enumerate_from with bb_in_loop_p.
2040 (destroy_loop_vec_info): Takes additional argument to control whether
2041 stmt_vinfo of the loop stmts should be destroyed as well.
2042 (vect_is_simple_reduction): Allow the "non-reduction" use of a
2043 reduction stmt to be defines by a non loop-header phi.
2044 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
2046 * tree-vect-transform.c (vectorizable_reduction): Call
2047 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
2048 (vectorizable_call): Likewise.
2049 (vectorizable_conversion): Likewise.
2050 (vectorizable_operation): Likewise.
2051 (vectorizable_type_promotion): Likewise.
2052 (vectorizable_type_demotion): Likewise.
2053 (vectorizable_store): Likewise.
2054 (vectorizable_live_operation): Likewise.
2055 (vectorizable_reduction): Likewise. Also pass loop_info to
2056 vect_is_simple_reduction instead of loop.
2057 (vect_init_vector): Call nested_in_vect_loop_p.
2058 (get_initial_def_for_reduction): Likewise.
2059 (vect_create_epilog_for_reduction): Likewise.
2060 (vect_init_vector): Check which loop to work with, in case there's an
2062 (get_initial_def_for_inducion): Extend to handle outer-loop
2063 vectorization. Fix indentation.
2064 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
2065 In the case vect_induction_def get the vector def from the induction
2066 phi node, instead of calling get_initial_def_for_inducion.
2067 (get_initial_def_for_reduction): Extend to handle outer-loop
2069 (vect_create_epilog_for_reduction): Extend to handle outer-loop
2071 (vect_transform_loop): Change assert to just skip this case. Add a
2073 (vect_finish_stmt_generation): Add a couple asserts.
2075 (vect_estimate_min_profitable_iters): Multiply
2076 cost of inner-loop stmts (in outer-loop vectorization) by estimated
2078 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
2079 this is an inner-loop reduction in outer-loop vectorization.
2081 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
2082 Same code as what used to be vect_analyze_scalar_cycles, only with
2083 additional argument loop, and loop_info passed to
2084 vect_is_simple_reduction instead of loop.
2085 (vect_analyze_scalar_cycles): Code factored out into
2086 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
2087 Updated documentation.
2088 (analyze_operations): Check for inner-loop loop-closed exit-phis during
2089 outer-loop vectorization that are live or not used in the outerloop,
2090 cause this requires special handling.
2091 (vect_enhance_data_refs_alignment): Don't consider versioning for
2093 (vect_analyze_data_refs): Check that there are no datarefs in the
2095 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
2096 and vect_used_in_outer_by_reduction cases.
2097 (process_use): Also consider the case of outer-loop stmt defining an
2098 inner-loop stmt and vice versa.
2099 (vect_analyze_loop_1): New function.
2100 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
2101 loops. Call vect_analyze_loop_1.
2102 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
2103 been vectorized. Call destroy_loop_vec_info with additional argument.
2105 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
2106 in the inner-loop when doing outer-loop vectorization. Add
2107 documentation and printout.
2108 (vect_recog_dot_prod_pattern): Likewise. Also add check for
2109 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
2111 2007-08-18 Andrew Pinski <pinskia@gmail.com>
2113 * tree-affine.h (print_aff): New prototype.
2114 (debug_aff): Likewise.
2115 * tree-affine.c (print_aff): New function.
2116 (debug_aff): Likewise.
2118 2007-08-18 Paul Brook <paul@codesourcery.com>
2119 Joseph Myers <joseph@codesourcery.com>
2121 * common.opt (-fdebug-prefix-map=): New option.
2122 * opts.c: Include debug.h.
2123 (common_handle_option): Handle -fdebug-prefix-map.
2124 * final.c: Include ggc.h.
2125 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
2126 remap_debug_filename): New.
2127 * Makefile.in (final.o, opts.o): Update dependencies.
2128 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
2129 * configure.ac: Check for assembler --debug-prefix-map support.
2130 * configure, config.in: Regenerate.
2131 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
2132 (ASM_DEBUG_SPEC): Include ASM_MAP.
2133 * doc/install.texi (--with-debug-prefix-map): Document.
2134 * doc/invoke.texi (-fdebug-prefix-map): Document.
2135 * dbxout.c (dbxout_init, dbxout_start_source_file,
2136 dbxout_source_file): Call remap_debug_filename.
2137 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
2138 dwarf2out_start_source_file, dwarf2out_finish): Call
2139 remap_debug_filename.
2140 (file_table_relative_p): Do not check d->emitted_number.
2141 * toplev.c (output_file_directive): Call remap_debug_filename.
2142 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
2143 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
2145 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2147 * loop-invariant.c (find_invariants_to_move): Add missing macro
2150 2007-08-17 Tom Tromey <tromey@redhat.com>
2152 * tree.h (struct tree_label_decl): Removed old "java" fields.
2154 2007-08-17 Richard Sandiford <richard@codesourcery.com>
2155 Nigel Stephens <nigel@mips.com>
2157 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
2158 Treat -mno-data-in-code and -mcode-xonly as aliases for
2159 -mcode-readable=no and -mcode-readable=pcrel respectively.
2160 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
2161 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
2162 (MULTILIB_DIRNAMES): Update accordingly.
2164 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
2166 * Makefile.in (version.o): Depend on $(REVISION) only if
2167 REVISION_s is defined.
2169 2007-08-17 Sa Liu <saliu@de.ibm.com>
2170 Ulrich Weigand <uweigand@de.ibm.com>
2173 * tree.c (reconstruct_complex_type): For a pointer to a vector,
2174 use build_qualified_type to retain qualifiers of the base type.
2176 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
2178 * config/score/score.md : Update pattern tablejump.
2179 * config/score/score.c : Update score_initialize_trampoline
2181 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
2182 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
2183 * doc/contrib.texi: Add my entry.
2185 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
2187 * Makefile.in (REVISION): New.
2190 (version.o): Also depend on $(REVISION). Add
2191 -DREVISION=$(REVISION_s).
2193 * version.c (version_string): Add REVISION.
2195 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
2197 * tree-eh.c (lower_try_finally_onedest): Reset the locus
2198 of GOTO that's relocated to a different block.
2200 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2202 * c-common.c (const_strip_array_types): New.
2203 * c-common.h (lang_missing_noreturn_ok_p): Delete.
2204 (const_strip_array_types): New.
2205 * c-objc-common.c (c_disregard_inline_limits,
2206 c_warn_unused_global_decl): Constify.
2207 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
2208 c_vla_type_p, c_incomplete_type_error): Likewise.
2209 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
2210 * hooks.c (hook_bool_const_tree_false): New.
2211 * hooks.h (hook_bool_const_tree_false): Likewise.
2212 * langhooks-def.h (lhd_warn_unused_global_decl,
2213 lhd_incomplete_type_error, lhd_expr_size,
2214 lhd_tree_inlining_disregard_inline_limits,
2215 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
2216 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
2217 * langhooks.c (lhd_warn_unused_global_decl,
2218 lhd_incomplete_type_error,
2219 lhd_tree_inlining_disregard_inline_limits,
2220 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
2221 lhd_expr_size): Likewise.
2222 * langhooks.h (lang_hooks_for_tree_inlining,
2223 lang_hooks_for_tree_dump, lang_hooks_for_types,
2224 lang_hooks_for_decls, lang_hooks): Likewise.
2225 * pointer-set.c (pointer_set_t, pointer_set_create,
2226 pointer_set_contains, insert_aux, pointer_set_insert,
2227 pointer_set_traverse, pointer_map_t, pointer_map_create,
2228 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
2230 * pointer-set.h (pointer_set_contains, pointer_set_insert,
2231 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
2232 pointer_map_traverse): Likewise.
2233 * predict.c (assert_is_empty): Likewise.
2234 * tree-affine.c (free_name_expansion): Likewise.
2235 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
2236 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
2237 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
2239 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
2241 * tree-vectorizer.c (new_loop_vec_info): Initialize new
2243 (destroy_loop_vec_info): Add call to VEC_free.
2244 * tree-vectorizer.h (may_alias_ddrs): Define.
2245 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
2246 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
2247 Change reporting to dump.
2248 (vect_is_duplicate_ddr): New.
2249 (vect_mark_for_runtime_alias_test): New.
2250 (vect_analyze_data_ref_dependences) Add call to
2251 vect_mark_for_runtime_alias_test.
2252 (vect_enhance_data_refs_alignment): Define local variable
2253 vect_versioning_for_alias_required, don't perform
2254 peeling for alignment if versioning for alias is
2256 (vect_enhance_data_refs_alignment): Use
2257 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
2258 PARAM_VECT_MAX_VERSION_CHECKS.
2259 * tree-vect-transform.c
2260 (vect_create_cond_for_alias_checks): New.
2261 (vect_transform_loop): Add call to
2262 vect_create_cond_for_alias_checks.
2263 (vect_vfa_segment_size): New.
2264 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
2266 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
2267 * gcc/doc/invoke.texi
2268 (vect-max-version-for-alignment-checks): Document.
2269 (vect-max-version-for-alias-checks): Document.
2270 (vect-max-version-checks): Remove.
2272 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
2274 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
2275 the same line as the instruction for all asm dialects.
2276 (*rep_movsi): Ditto.
2277 (*rep_movsi_rex64): Ditto.
2278 (*rep_movqi): Ditto.
2279 (*rep_movqi_rex64): Ditto.
2280 (*rep_stosdi_rex64): Ditto.
2281 (*rep_stossi): Ditto.
2282 (*rep_stossi_rex64): Ditto.
2283 (*rep_stosqi): Ditto.
2284 (*rep_stosqi_rex64): Ditto.
2285 (*cmpstrnqi_nz_1): Ditto.
2286 (*cmpstrnqi_nz_rex_1): Ditto.
2287 (*cmpstrnqi_1): Ditto.
2288 (*cmpstrnqi_rex_1): Ditto.
2289 (*strlenqi_1): Ditto.
2290 (*strlenqi_rex_1): Ditto.
2291 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
2292 prefix on the same line as the instruction for all asm dialects.
2293 (sync_double_compare_and_swap<mode>): Ditto.
2294 (*sync_double_compare_and_swapdi_pic): Ditto.
2295 (*sync_compare_and_swap_cc<mode>): Ditto.
2296 (sync_double_compare_and_swap_cc<mode>): Ditto.
2297 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
2298 (sync_old_add<mode>): Ditto.
2299 (sync_add<mode>): Ditto.
2300 (sync_sub<mode>): Ditto.
2301 (sync_ior<mode>): Ditto.
2302 (sync_and<mode>): Ditto.
2303 (sync_xor<mode>): Ditto.
2305 2007-08-16 Richard Sandiford <richard@codesourcery.com>
2308 * reload.c (find_reloads): Check that the memory returned by
2309 find_reloads_toplev was not the result of forcing a constant
2311 (find_reloads_toplev): Always use simplify_gen_subreg to get
2312 the subreg of a constant. If the result is also a constant,
2313 but not a legitimate one, force it into the constant pool
2314 and reload its address.
2316 2007-08-15 David Edelsohn <edelsohn@gnu.org>
2318 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
2321 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
2323 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
2324 directive for the current vector ABI.
2326 2007-08-15 Steve Ellcey <sje@cup.hp.com>
2329 * caller-save.c (reg_save_code): Set invalide status on restore code.
2331 2007-08-15 Diego Novillo <dnovillo@google.com>
2333 * tree-ssa-alias.c (compute_memory_partitions): Use
2334 alias_bitmap_obstack to allocate bitmaps.
2335 (reset_alias_info): Factor out of init_alias_info.
2336 Mark all name tags not associated to an SSA name for renaming.
2337 (init_alias_info): Call it.
2338 (create_name_tags): Tidy. Add comments.
2339 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
2341 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2343 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
2344 scheduler dependencies.
2346 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
2348 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
2350 (*iorsi_1_zext): Likewise.
2351 (*iorsi_1_zext_imm): Likewise.
2352 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
2353 with "rm"/"xm" constraint.
2354 (sse2_vmsqrtv2df2): Likewise.
2356 2007-08-15 Jakub Jelinek <jakub@redhat.com>
2359 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
2362 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
2364 * tree-pass.h (PROP_pta): Removed.
2365 (TODO_rebuild_alias): New.
2366 (pass_may_alias): Removed.
2367 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
2368 aliasing if we changed something.
2369 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
2371 (pass_may_alias): Removed.
2372 (create_structure_vars): Return TODO_rebuild_alias.
2373 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
2374 * tree-sra.c (tree_sra): Only rebuild aliasing if something
2376 (tree_sra_early): We never affect aliasing right now.
2377 * tree-flow.h (compute_may_aliases): New prototype.
2378 * passes.c: Remove pass_may_alias from the passes.
2379 (execute_function_todo): Support TODO_rebuild_alias.
2381 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
2383 * i386.c: (legitimize_address): Move dllimported variable check
2384 infront of legitimizing pic address of CONST symbols.
2386 2007-08-14 Steve Ellcey <sje@cup.hp.com>
2388 PR tree-optimization/32941
2389 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
2390 (goto_queue_cmp): Remove.
2391 (find_goto_replacement): Change search method.
2392 (maybe_record_in_goto_queue): Add assert.
2393 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
2394 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
2396 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2398 * alias.c (component_uses_parent_alias_set): Constify.
2399 * alias.h (component_uses_parent_alias_set): Likewise.
2400 * cfgrtl.c (print_rtl_with_bb): Likewise.
2401 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
2402 mpz_get_double_int): Likewise.
2403 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
2404 mpz_get_double_int): Likewise.
2405 * expr.c (is_aligning_offset, undefined_operand_subword_p,
2406 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
2408 * expr.h (safe_from_p): Likewise.
2409 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
2411 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
2412 zero_sized_type, goa_lhs_expr_p): Likewise.
2413 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
2414 * rtl.h (print_rtl_with_bb): Likewise.
2415 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
2416 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
2417 * tree-flow-inline.h (bb_stmt_list): Constify.
2418 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
2420 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
2421 const_first_stmt, const_last_stmt): New.
2422 (block_may_fallthru, empty_block_p): Constify.
2423 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
2424 EXPR_ONLY_BODY): New.
2425 (expr_first, expr_last, expr_only): Use macro for body.
2426 (const_expr_first, const_expr_last, const_expr_only): New.
2427 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
2428 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
2429 ctsi_prev, ctsi_stmt): New.
2430 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
2431 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
2432 * tree-ssa-loop-niter.c (loop_only_exit_p,
2433 derive_constant_upper_bound): Likewise.
2434 * tree-ssa-phiopt.c (empty_block_p): Likewise.
2435 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
2436 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
2437 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
2438 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
2439 * tree.c (get_type_static_bounds): Likewise.
2440 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
2441 (get_type_static_bounds): Constify.
2443 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2446 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
2447 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
2448 (*<addsub><mode>3_cc_overflow): New.
2449 (*add<mode>3_cconly_overflow): New.
2450 (*sub<mode>3_cconly_overflow): New.
2451 (*<addsub>si3_zext_cc_overflow): New.
2452 * config/i386/predicates.md (fcmov_comparison_operator): Accept
2453 CCCmode for LTU, GTU, LEU and GEU.
2454 (ix86_comparison_operator): Likewise.
2455 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
2456 * config/i386/i386.c (put_condition_code): Support CCCmode.
2457 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
2458 or MINUS expressions.
2460 2007-08-14 Andrew Pinski <pinskia@gmail.com>
2463 * c-typeck.c (build_binary_op): Disallow vector float types with
2464 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
2466 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2468 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
2469 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
2470 (dep_def): New typedef.
2471 (init_dep_1, sd_debug_dep): Declare functions.
2472 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
2473 (debug_dep_links): Remove.
2474 (struct _deps_list): New field 'n_links'.
2475 (DEPS_LIST_N_LINKS): New macro.
2476 (FOR_EACH_DEP_LINK): Remove.
2477 (create_deps_list, free_deps_list, delete_deps_list): Remove
2479 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2480 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2481 (copy_deps_list_change_con, move_dep_link): Ditto.
2482 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
2483 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
2485 (INSN_BACK_DEPS): Remove.
2486 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
2488 (INSN_DEP_COUNT): Remove.
2489 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
2490 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
2491 Declare global variables.
2492 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
2493 (add_forw_dep, compute_forward_dependences): Remove declarations.
2494 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
2495 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2496 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
2498 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
2500 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
2501 (sd_list_types_def): New typedef.
2502 (sd_next_list): Declare function.
2503 (struct _sd_iterator): New type.
2504 (sd_iterator_def): New typedef.
2505 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
2507 (FOR_EACH_DEP): New cycle wrapper.
2508 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
2510 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
2511 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
2514 * sched-deps.c (init_dep_1): Make global.
2515 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
2517 (dump_dep): New static function.
2518 (dump_dep_flags): New static variable.
2519 (sd_debug_dep): New function.
2520 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
2522 (move_dep_link): Use remove_from_deps_list (), instead of
2524 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
2525 (dep_link_is_detached_p): New static function.
2526 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
2528 (dn_pool, dl_pool): New alloc_pools.
2529 (dn_pool_diff, dl_pool_diff): New static variables.
2530 (create_dep_node, delete_dep_node): New static function.
2531 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
2532 (deps_list_empty_p): Make it static. Use 'n_links' field.
2533 (deps_pools_are_empty_p): New static function.
2534 (alloc_deps_list, delete_deps_list): Remove.
2535 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
2536 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2537 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
2538 (forward_dependency_cache): Remove.
2539 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
2540 'back' from the names. Change signature to use dep_t instead of
2542 (add_back_dep): Ditto. Make global.
2543 (check_dep_status): Rename to check_dep ().
2544 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
2546 (sd_finish_insn): Ditto.
2547 (sd_find_dep_between_no_cache): New static function.
2548 (sd_find_dep_between): New function.
2549 (ask_dependency_caches, set_dependency_caches): New static functions.
2550 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
2551 (add_or_update_dep_1): Separate pieces of functionality into
2552 ask_dependency_caches (), update_dependency_caches (),
2553 change_spec_dep_to_hard (), update_dep ().
2554 (get_back_and_forw_lists): New static function.
2555 (sd_add_dep): Separate setting of dependency caches into
2556 set_dependency_caches ().
2557 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
2559 (sd_delete_dep): Ditto.
2560 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
2561 (dump_lists): New static function.
2562 (sd_debug_lists): New debug function.
2563 (delete_all_dependences, fixup_sched_groups): Update to use
2564 sd_* infrastructure.
2565 (sched_analyze_2): Create data-speculative dependency only if
2566 data-speculation is enabled.
2567 (sched_analyze_insn): If insn cannot be speculative, make all its
2568 dependencies non-speculative.
2569 (sched_analyze): Use sd_init_insn ().
2570 (add_forw_dep, compute_forward_dependencies): Remove.
2571 (delete_dep_nodes_in_back_deps): New static function.
2572 (sched_free_deps): New function.
2573 (init_dependency_caches): Init alloc_pools.
2574 (extend_depedency_caches): Update after removing of
2575 forward_dependency_cache.
2576 (free_dependency_caches): Ditto. Free alloc_pools.
2577 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
2578 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
2580 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2581 (add_dependence): Use init_dep ().
2582 (get_dep_weak_1): New static function.
2583 (get_dep_weak): Move logic to get_dep_weak_1 ().
2584 (dump_ds): New static function moved from haifa-sched.c:
2585 debug_spec_status ().
2586 (debug_ds): New debug function.
2587 (check_dep_status): Rename to check_dep (). Update to check whole
2590 * haifa-sched.c (spec_info): Make global.
2591 (added_recovery_block_p): Rename to
2592 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
2593 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
2594 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
2595 to use new interfaces.
2596 (ok_for_early_queue_removal): Ditto.
2597 (schedule_block): Initialize logical uids of insns emitted by the
2599 (sched_init): Initialize new variable.
2600 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2602 (extend_global): Initialize insn data.
2603 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
2604 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
2606 (add_to_speculative_block): Update to use new interfaces.
2607 (create_recovery_block): Set new variables.
2608 (create_check_block_twin, fix_recovery_deps): Update to use new
2610 (sched_insn_is_legitimate_for_speculation_p): New function.
2611 (speculate_insn): Move checking logic to
2612 sched_insn_is_legitimate_for_speculation_p ().
2613 (sched_remove_insn): Finalize sched-deps information of instruction.
2614 (clear_priorities, add_jump_dependencies): Update to use new
2616 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
2618 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
2619 to use new interfaces.
2620 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
2621 (new_ready): Try to use control speculation only if it is available.
2622 (add_branch_dependences): Update to use new interfaces.
2623 (compute_block_backward_dependences): Rename to
2624 compute_block_dependences (). Call
2625 targetm.sched.dependencies_evaluation_hook ().
2626 (free_block_dependencies): New static function.
2627 (debug_dependencies): Update to use new interfaces.
2628 (schedule_region): Remove separate computation of forward dependencies.
2629 Move call of targetm.sched.dependencies_evaluation_hook () to
2630 compute_block_dependences (). Free dependencies at the end of
2631 scheduling the region.
2633 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
2635 (add_deps_for_risky_insns): Ditto.
2636 (schedule_ebb): Remove separate computation of forward dependencies.
2637 Free dependencies at the end of scheduling the ebb.
2639 * ddg.c (create_ddg_dependence): Update to use new interfaces.
2640 (build_intra_loop_deps): Ditto. Remove separate computation of
2641 forward dependencies. Free sched-deps dependencies.
2643 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
2644 to use new interfaces.
2645 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
2647 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
2649 (is_costly_group): Ditto.
2651 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2653 * alias.c (rtx_equal_for_memref_p): Constify.
2654 * basic-block.h (const_edge, const_basic_block): New.
2655 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
2656 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
2657 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
2658 probably_never_executed_bb_p, edge_probability_reliable_p,
2659 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
2660 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
2662 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
2663 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
2665 * cfganal.c (flow_active_insn_p, forwarder_block_p,
2666 flow_nodes_print, dfs_enumerate_from): Likewise.
2667 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
2668 control_flow_insn_p, count_basic_blocks): Likewise.
2669 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
2670 get_loop_body_with_size, loop_exit_edge_p): Likewise.
2671 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
2672 average_num_loop_insns, loop_exit_edge_p,
2673 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
2674 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
2675 average_num_loop_insns, seq_cost): Likewise.
2676 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
2677 * dominance.c (dominated_by_p): Likewise.
2678 * emit-rtl.c (validate_subreg): Likewise.
2679 * except.c (can_throw_internal, can_throw_external): Likewise.
2680 * except.h (can_throw_internal, can_throw_external): Likewise.
2681 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
2682 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
2683 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
2684 simple_mem, store_ops_ok, load_kills_store, find_loads,
2685 store_killed_in_insn, store_killed_after, store_killed_before,
2686 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
2688 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
2689 noce_mem_write_may_trap_or_fault_p): Likewise.
2690 * pointer-set.c (pointer_set_contains, pointer_map_contains):
2692 * pointer-set.h (pointer_set_contains, pointer_map_contains):
2694 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
2695 probably_cold_bb_p, probably_never_executed_bb_p,
2696 edge_probability_reliable_p, br_prob_note_reliable_p,
2697 can_predict_insn_p): Likewise.
2698 * regclass.c (reg_set_to_hard_reg_set): Likewise.
2699 * resource.c (return_insn_p): Likewise.
2700 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
2702 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
2703 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
2704 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
2705 verify_gimple_modify_stmt): Likewise.
2706 * tree-chrec.c (is_not_constant_evolution,
2707 is_multivariate_chrec_rec, is_multivariate_chrec,
2708 chrec_contains_symbols, chrec_contains_undetermined,
2709 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
2710 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
2711 eq_evolutions_p, scev_direction): Likewise.
2712 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
2713 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
2714 chrec_contains_symbols_defined_in_loop,
2715 chrec_contains_undetermined, tree_contains_chrecs,
2716 evolution_function_is_affine_multivariate_p,
2717 evolution_function_is_univariate_p, chrec_zerop,
2718 evolution_function_is_constant_p, evolution_function_is_affine_p,
2719 evolution_function_is_affine_or_constant_p,
2720 tree_does_not_contain_chrecs, chrec_type): Likewise.
2721 * tree-data-ref.c (tree_fold_divides_p,
2722 object_address_invariant_in_loop_p, dr_may_alias_p,
2723 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
2724 same_access_functions, constant_access_functions,
2725 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
2727 * tree-flow.h (scev_direction): Likewise.
2728 * tree-gimple.c (is_gimple_stmt): Likewise.
2729 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
2731 * tree-pretty-print.c (op_prio): Likewise.
2732 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
2733 analyzable_condition, backedge_phi_arg_p): Likewise.
2734 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
2735 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
2736 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
2739 2007-08-13 Dan Hipschman <dsh@google.com>
2742 * c-format.c (check_format_arg): Move check for zero-length
2743 format strings below the check for unterminated strings.
2745 2007-08-13 Andrew Pinski <pinskia@gmail.com>
2748 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
2751 2007-08-13 Nick Clifton <nickc@redhat.com>
2753 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
2755 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2758 * c-format.c (gcc_gfc_length_specs): New array.
2759 (gcc_gfc_char_table): Add unsigned specifier, and references to
2760 the l length modifier.
2761 (format_types_orig): Use the new gcc_gfc_length_specs.
2763 2007-08-12 Sa Liu <saliu@de.ibm.com>
2765 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
2766 and with REG_RETVAL note after split.
2768 2007-08-11 David Daney <ddaney@avtrex.com>
2770 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
2771 as ATTRIBUTE_UNUSED.
2773 2007-08-11 David Edelsohn <edelsohn@gnu.org>
2774 Segher Boessenkool <segher@kernel.crashing.org>
2776 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
2777 HAVE_LOCAL_CPU_DETECT not defined.
2779 2007-08-11 Jan Hubicka <jh@suse.cz>
2781 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
2782 (cgraph_process_new_functions): Honor previous value of
2783 disregard_inline_limits.
2784 * ipa-inline.c (compute_inline_parameters): Likewise.
2786 2007-08-11 Ian Lance Taylor <iant@google.com>
2788 * alias.h (alias_set_type): Define new type.
2789 (ALIAS_SET_MEMORY_BARRIER): Use it.
2790 * rtl.h: Include alias.h.
2791 (struct mem_attrs): Use alias_set_type.
2792 * tree.h: Include alias.h
2793 (struct tree_type): Use alias_set_type.
2794 (struct tree_struct_field_tag): Likewise.
2795 (struct tree_decl_common): Likewise.
2796 * alias.c (struct alias_set_entry): Use alias_set_type.
2797 (get_alias_set_entry, alias_set_subset_of): Likewise.
2798 (alias_sets_conflict_p): Likewise.
2799 (alias_sets_must_conflict_p): Likewise.
2800 (objects_must_conflict_p): Likewise.
2801 (get_alias_set, new_alias_set): Likewise.
2802 (record_alias_subset, record_component_aliases): Likewise.
2803 (varargs_set, frame_set): Change to alias_set_type.
2804 (get_varargs_alias_set): Use alias_set_type.
2805 (get_frame_alias_set): Likewise.
2806 * builtins.c (setjmp_alias_set): Change to alias_set_type.
2807 * dse.c (struct store_info): Use alias_set_type.
2808 (struct read_info, struct clear_alias_mode_holder): Likewise.
2809 (clear_alias_set_lookup, canon_address): Likewise.
2810 (record_store, check_mem_read_rtx): Likewise.
2811 (dse_record_singleton_alias_set): Likewise.
2812 (dse_invalidate_singleton_alias_set): Likewise.
2813 * emit-rtl.c (get_mem_attrs): Likewise.
2814 (set_mem_attributes_minus_bitpos): Likewise.
2815 (set_mem_alias_set): Likewise.
2816 * expr.c (store_constructor_field, store_field): Likewise.
2817 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
2818 * langhooks.c (lhd_get_alias_set): Likewise.
2819 * langhooks-def.h (lhd_get_alias_set): Likewise.
2820 * reload1.c (alter_reg): Likewise.
2821 * tree-flow.h (struct fieldoff): Likewise.
2822 * tree-ssa-alias.c (struct alias_map_d): Likewise.
2823 (may_alias_p, get_smt_for, create_sft): Likewise.
2824 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
2825 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
2826 (merge_smts_into): Likewise.
2827 * varasm.c (const_alias_set): Likewise.
2828 * c-common.c (strict_aliasing_warning): Likewise.
2829 (c_common_get_alias_set): Likewise.
2830 * dse.h (dse_record_singleton_alias_set): Update declaration.
2831 (dse_invalidate_singleton_alias_set): Likewise.
2832 * emit-rtl.h (set_mem_alias_set): Likewise.
2833 * c-common.h (c_common_get_alias_set): Likewise.
2834 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
2835 * print-tree.c (print_node): Likewise.
2836 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
2838 (alpha_setup_incoming_varargs): Use alias_set_type.
2839 * config/i386/i386.c (setup_incoming_varargs_64): Use
2841 (setup_incoming_varargs_ms_64): Likewise.
2842 (ix86_GOT_alias_set): Likewise.
2843 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
2844 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
2845 (set): Change to alias_set_type.
2846 (get_TOC_alias_set): Use alias_set_type.
2847 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
2849 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
2850 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
2852 (struct_value_alias_set): Likewise.
2853 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
2855 2007-08-11 Richard Sandiford <richard@codesourcery.com>
2857 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
2858 * config/vxworks.h (TARGET_VXWORKS): Override.
2859 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
2860 "mips" if TARGET_VXWORKS.
2862 2007-08-11 Richard Sandiford <richard@codesourcery.com>
2864 * calls.c (avoid_likely_spilled_reg): New function.
2865 (expand_call): Use it.
2867 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2869 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
2871 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
2873 * config/mips/predicates.md (const_call_insn_operand): Invoke
2874 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
2876 2007-08-10 David Edelsohn <edelsohn@gnu.org>
2879 * config/rs6000/driver-rs6000.c: Include link.h.
2880 Use ElfW instead of wordsize-specif typedef.
2882 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2884 * system.h (CONST_CAST): New.
2885 * c-decl.c (c_make_fname_decl): Use it.
2886 * c-lex.c (cb_ident, lex_string): Likewise.
2887 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2888 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
2889 give_switch, set_multilib_dir): Likewise.
2890 * gengtype-parse.c (string_seq, typedef_name): Likewise.
2891 * passes.c (execute_one_pass): Likewise.
2892 * prefix.c (update_path): Likewise.
2893 * pretty-print.c (pp_base_destroy_prefix): Likewise.
2894 * tree.c (build_string): Likewise.
2896 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2898 * tree-flow-inline.h (is_exec_stmt): Remove.
2899 (is_label_stmt): Remove.
2900 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
2903 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
2905 * lower-subreg.c (resolve_shift_zext): Don't adjust
2906 src_reg_num for wordmode operands.
2908 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
2909 David Ung <davidu@mips.com>
2911 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
2912 (TARGET_SCHED_REORDER2): Define.
2913 (mips_maybe_swap_ready): New.
2914 (mips_last_74k_agen_insn): New.
2915 (mips_74k_agen_init): New.
2916 (mips_74k_agen_reorder): New function to group loads and stores
2918 (mips_sched_init): New.
2919 (mips_sched_reorder): Don't do initialization here. Call
2920 mips_74k_agen_reorder.
2921 (mips_variable_issue): Call mips_74k_agen_init.
2923 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2925 * tree-flow-inline.h (get_filename): Remove.
2927 2007-08-10 Richard Sandiford <richard@codesourcery.com>
2929 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
2931 (mips_fetch_insns): Delete in favor of...
2932 (mips_load_store_insns): ...this new function.
2933 * config/mips/mips.c (mips_address_insns): Add a boolean argument
2934 to say whether multiword moves _might_ be split.
2935 (mips_fetch_insns): Delete in favor of...
2936 (mips_load_store_insns): ...this new function.
2937 (mips_rtx_costs): Update the call to mips_address_insns.
2938 (mips_address_cost): Likewise.
2939 * config/mips/mips.md (length): Use mips_load_store_insns instead
2940 of mips_fetch_insns.
2941 * config/mips/constraints.md (R): Use mips_address_insns rather
2942 than mips_fetch_insns. Assume that the move never needs to be split.
2944 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2946 * config/mips/mips.opt (mhard-float, msoft-float): Make these
2947 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
2948 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
2949 * config/mips/mips.h (mips16_hard_float): Delete.
2950 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
2951 definitions, and replace with....
2952 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
2953 * config/mips/mips.c (mips16_hard_float): Delete. Replace
2954 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
2955 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
2956 (override_options): Replace MASK_SOFT_FLOAT references with
2957 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
2958 and mips16_hard_float when TARGET_MIPS16.
2960 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2963 * c-typeck.c (build_binary_op): Check for non pointer types before
2964 calling int_fits_type_p.
2966 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2969 * fold-const.c (omit_one_operand): Return only the ommitted expression
2970 if the result is an empty statement.
2971 (pedantic_omit_one_operand): Likewise.
2973 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
2975 * c-typeck.c (readonly_error): Improve error for assignment.
2977 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
2979 (pp_c_expression): Ditto.
2981 2007-08-09 Simon Baldwin <simonb@google.com>
2983 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
2984 break that was preventing simplify_associative_operation() for xor.
2986 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2987 Nigel Stephens <nigel@mips.com>
2989 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
2990 Document change in interpretation of value from boolean to
2992 * optabs.c (expand_ffs, expand_ctz): New functions to compute
2993 ffs and ctz using clz.
2994 (expand_unop): Call them.
2995 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
2997 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
2998 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
2999 enable the new ffs expansion on this target.
3001 2007-08-09 Jan Hubicka <jh@suse.cz>
3003 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
3004 (expand_ternary_op): Likewise.
3005 (expand_vec_shift_expr): Likewise.
3006 (expand_binop_directly): Likewise.
3007 (expand_binop): Likewise.
3008 (sign_expand_binop): Likewise.
3009 (expand_twoval_unop): Likewise.
3010 (expand_twoval_binop): Likewise.
3011 (expand_twoval_binop_libfunc): Likewise.
3012 (widen_clz): Likewise.
3013 (widen_bswap): Likewise.
3014 (expand_parity): Likewise.
3015 (expand_unop): Likewise.
3016 (expand_abs_nojump): Likewise.
3017 (expand_copysign): Likewise.
3018 (emit_no_conflict_block): Likewise.
3019 (emit_libcall_block): Likewise.
3020 (can_compare_p): Likewise.
3021 (prepare_cmp_insn): Likewise.
3022 (emit_cmp_and_jump_insn_1): Likewise.
3023 (prepare_float_lib_cmp): Likewise.
3024 (emit_conditional_add): Likewise.
3025 (gen_add2_insn): Likewise.
3026 (have_add2_insn): Likewise.
3027 (gen_sub2_insn): Likewise.
3028 (have_sub2_insn): Likewise.
3029 (can_extend_p): Likewise.
3030 (can_fix_p): Likewise.
3031 (can_float_p): Likewise.
3032 (expand_float): Likewise.
3033 (expand_fix): Likewise.
3034 (expand_sfix_optab): Likewise.
3035 (new_optab): Likewise.
3036 (new_convert_optab): Likewise.
3037 (init_libfuncs): Likewise.
3038 (init_interclass_conv_libfuncs): Likewise.
3039 (init_intraclass_conv_libfuncs): Likewise.
3040 (set_conv_libfunc): Likewise.
3041 (init_optabs): Likewise.
3042 (debug_optab_libfuncs): Likewise.
3043 (gen_cond_trap): Likewise.
3044 * optabs.h (optab_handler, convert_optab_hanlder): New.
3045 * genopinit.c: Update optabs generation table.
3046 * reload.c (find_reloads_address_1): Use optabs accestors.
3047 * builtins.c (expand_builtin_mathfn): Likewise.
3048 (expand_builtin_mathfn_2): Likewise.
3049 (expand_builtin_mathfn_3): Likewise.
3050 (expand_builtin_interclass_mathfn): Likewise.
3051 (expand_builtin_sincos): Likewise.
3052 (expand_builtin_cexpi): Likewise.
3053 (expand_builtin_powi): Likewise.
3054 (expand_builtin_strlen): Likewise.
3055 * dojump.c (do_jump): Likewise.
3056 * expr.c (convert_move): Likewise.
3057 (move_by_pieces): Likewise.
3058 (move_by_pieces_ninsns): Likewise.
3059 (can_store_by_pieces): Likewise.
3060 (store_by_pieces_1): Likewise.
3061 (emit_move_via_integer): Likewise.
3062 (emit_move_complex): Likewise.
3063 (emit_move_ccmode): Likewise.
3064 (emit_move_insn_1): Likewise.
3065 (emit_single_push_insn): Likewise.
3066 (store_constructor): Likewise.
3067 (expand_expr_real_1): Likewise.
3068 (do_store_flag): Likewise.
3069 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
3070 (enumerate_modes): Likewise.
3071 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
3072 (supportable_widening_operation): Likewise.
3073 (supportable_narrowing_operation): Likewise.
3074 * expmed.c (store_bit_field_1): Likewise.
3075 (extract_bit_field_1): Likewise.
3076 (expand_mult_highpart_optab): Likewise.
3077 (expand_smod_pow2): Likewise.
3078 (expand_divmod): Likewise.
3079 (emit_store_flag): Likewise.
3080 * tree-vect-patterns.c
3081 (vect_pattern_recog_1): Likewise.
3082 * tree-ssa-loop-prefetch.c
3083 (nontemporal_store_p): Likewise.
3084 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
3085 (vect_create_epilog_for_reduction): Likewise.
3086 (vectorizable_reduction): Likewise.
3087 (vectorizable_operation): Likewise.
3088 (vect_strided_store_supported): Likewise.
3089 (vectorizable_store): Likewise.
3090 (vect_strided_load_supported): Likewise.
3091 (vectorizable_load): Likewise.
3092 * combine.c (simplify_comparison): Likewise.
3093 * tree-vect-generic.c
3094 (type_for_widest_vector_mode): Likewise.
3095 (expand_vector_operations_1): Likewise.
3096 * config/spu/spu.c (spu_expand_mov): Likewise.
3097 (spu_emit_vector_compare): Likewise.
3098 * config/rs6000/rs6000.c
3099 (rs6000_emit_vector_compare): Likewise.
3100 * stmt.c (add_case_node): Likewise.
3101 * reload1.c (gen_reload):
3103 2007-08-09 Michael Matz <matz@suse.de>
3105 * tree.h (fixed_zerop): Declare as taking a const_tree.
3106 * tree.c (fixed_zerop): Take a const_tree.
3108 2007-08-09 Ira Rosen <irar@il.ibm.com>
3110 * tree-vect-transform.c (vectorizable_store): Remove call to
3111 copy_virtual_operands() and call mark_symbols_for_renaming() for
3112 the created vector store.
3113 (vect_setup_realignment): Don't call copy_virtual_operands() and
3114 update_vuses_to_preheader().
3115 (vectorizable_load): Don't call copy_virtual_operands().
3116 (update_vuses_to_preheader): Remove.
3118 2007-08-08 Chao-ying Fu <fu@mips.com>
3120 * tree.def (FIXED_POINT_TYPE): New type.
3121 (FIXED_CST): New constant.
3122 (FIXED_CONVERT_EXPR): New expr.
3123 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
3124 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
3125 * tree.h (struct tree_base): Add saturating_flag.
3126 Remove one bit of spare for saturating_flag.
3127 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
3128 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
3129 FIXED_POINT_TYPE_P): Define.
3130 (TYPE_SATURATING): Define.
3131 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
3132 (struct tree_fixed_cst): New.
3133 (TYPE_IBIT, TYPE_FBIT): Define.
3134 (tree_node): Add fixed_cst.
3135 (enum tree_index): Add new enumeration values of
3136 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
3137 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
3138 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
3139 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
3140 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
3141 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
3142 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
3143 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
3144 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
3145 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
3146 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
3147 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
3148 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
3149 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
3150 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
3151 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
3152 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
3153 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
3154 (sat_short_fract_type_node, sat_fract_type_node,
3155 sat_long_fract_type_node, sat_long_long_fract_type_node,
3156 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
3157 sat_unsigned_long_fract_type_node,
3158 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
3159 fract_type_node, long_fract_type_node, long_long_fract_type_node,
3160 unsigned_short_fract_type_node, unsigned_fract_type_node,
3161 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
3162 sat_short_accum_type_node, sat_accum_type_node,
3163 sat_long_accum_type_node, sat_long_long_accum_type_node,
3164 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
3165 sat_unsigned_long_accum_type_node,
3166 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
3167 accum_type_node, long_accum_type_node, long_long_accum_type_node,
3168 unsigned_short_accum_type_node, unsigned_accum_type_node,
3169 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
3170 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
3171 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
3172 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
3173 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
3174 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
3175 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
3176 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
3177 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
3178 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
3179 sat_uda_type_node, sat_uta_type_node): New macro.
3180 (make_fract_type, make_accum_type): Declare.
3181 (make_signed_fract_type, make_unsigned_fract_type,
3182 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
3183 make_signed_accum_type, make_unsigned_accum_type,
3184 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
3185 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
3186 make_or_reuse_sat_signed_fract_type,
3187 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
3188 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
3189 make_or_reuse_sat_unsigned_accum_type): New macro.
3190 (fixed_zerop): Declare.
3191 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
3192 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
3193 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
3194 LONG_LONG_ACCUM_TYPE_SIZE): Define.
3195 * treestruct.def: Add TS_FIXED_CST.
3196 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
3198 (tree-dump.o): Likewise.
3199 (print-tree.o): Likewise.
3200 (tree-pretty-print.o): Likewise.
3201 (fold-const.o): Likewise.
3202 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
3203 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
3204 (is_gimple_min_invariant): Handle FIXED_CST.
3205 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
3206 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
3207 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3208 (layout_type): Handle FIXED_POINT_TYPE.
3209 (make_fract_type, make_accum_type): New functions.
3210 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
3211 * tree-dump.c (fixed-value.h): New include.
3212 (dump_fixed): New function.
3213 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
3214 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
3215 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
3216 * tree-pretty-print.c (fixed-value.h): New include.
3217 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
3219 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
3220 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
3221 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
3222 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
3223 for non-saturating fixed-point types.
3224 (reassociate_bb): Likewise.
3225 * emit-rtl.c (fixed-value.h): New include.
3226 (fconst0, fconst1): New array.
3227 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
3228 * tree-vect-generic.c expand_vector_operation): Support
3229 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
3231 (type_for_widest_vector_mode): Add one parameter for the
3233 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
3235 Pass the satp parameter to type_for_mode for fixed-point types.
3236 (expand_vector_operations_1): Pass the saturating flag to
3237 type_for_widest_vector_mode.
3238 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3239 and MODE_VECTOR_UACCUM.
3240 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
3241 (vectorizable_condition): Likewise.
3242 * tree.c (fixed-value.h): New include.
3243 (tree_code_size): Support FIXED_CST.
3244 (build_fixed): New function.
3245 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
3246 (fixed_zerop): New function.
3247 (tree_node_structure): Support FIXED_CST.
3248 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
3249 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
3250 (type_hash_eq): Handle FIXED_POINT_TYPE.
3251 (simple_cst_equal): Support FIXED_CST.
3252 (iterative_hash_expr): Handle FIXED_CST.
3253 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
3254 (get_narrower): Likewise.
3255 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
3256 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
3257 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
3258 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
3260 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
3261 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3262 (initializer_zerop): Support FIXED_CST.
3263 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
3264 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
3265 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
3266 (is_base_type): Handle FIXED_POINT_TYPE.
3267 (add_type_attribute): Handle FIXED_POINT_TYPE.
3268 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
3269 * print-tree.c (fixed-value.h): New include.
3270 (print_node_brief): Support FIXED_CST.
3271 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
3272 * c-pretty-print.c (fixed-value.h): New include.
3273 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
3274 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
3275 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
3276 Support fixed-point types for inner items in VECTOR_TYPE.
3277 (pp_c_direct_declarator): Likewise.
3278 (pp_c_declarator): Likewise.
3279 (pp_c_fixed_constant): New function.
3280 (pp_c_constant): Handle FIXED_CST.
3281 (pp_c_primary_expression): Likewise.
3282 (pp_c_expression): Likewise.
3283 * fold-const.c (fixed-value.h): New include.
3284 (negate_expr_p): Return true for FIXED_CST.
3285 (fold_negate_expr): Support FIXED_CST.
3286 (split_tree): Support FIXED_CST.
3287 (const_binop): Support FIXED_CST.
3288 (fold_convert_const_int_from_fixed): New function to convert from
3290 (fold_convert_const_real_from_fixed): New function to convert from
3292 (fold_convert_const_fixed_from_fixed): New function to convert from
3293 fixed to another fixed.
3294 (fold_convert_const_fixed_from_int): New function to convert from
3296 (fold_convert_const_fixed_from_real): New function to convert from
3298 (fold_convert_const): Support conversions from fixed to int, from
3299 fixed to real, from fixed to fixed, from int to fixed, and from real
3301 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
3302 (operand_equal_p): Support FIXED_CST.
3303 (make_range): For fixed-point modes, we need to pass the
3304 saturating flag as the 2nd parameter.
3305 (tree_swap_operands_p): Handle FIXED_CST.
3306 (fold_plusminus_mult_expr): For fract modes, we cannot generate
3308 (fold_unary): Support FIXED_CONVERT_EXPR.
3309 (fold_binary): Handle FIXED_CST.
3310 Make sure the type is not saturating, before associating operations.
3311 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
3312 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
3313 (fold_negate_const): Support FIXED_CST.
3314 (fold_relational_const): Support FIXED_CST.
3315 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
3316 (gimplify_expr): Handle FIXED_CST.
3317 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
3318 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
3319 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
3320 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
3321 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
3322 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
3323 LONG_LONG_ACCUM_TYPE_SIZE.
3324 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
3325 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
3326 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
3327 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
3328 MODE_ACCUM, and MODE_UACCUM.
3329 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
3330 fixed-point types to disable reduction.
3331 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
3333 2007-08-08 David Edelsohn <edelsohn@gnu.org>
3335 * config/rs6000/x-rs6000: New file.
3336 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
3337 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
3338 (EXTRA_SPEC_FUNCTIONS): Define.
3339 (HAVE_LOCAL_CPU_DETECT): Define.
3340 (CC1_CPU_SPEC): Define.
3341 * config/rs6000/driver-rs6000.c: New file.
3342 * config/rs6000/aix.h (CC1_SPEC): Define.
3343 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
3344 * config.host: Add x-rs6000 to host_xmake_file if host and target
3345 are rs6000 or powerpc.
3347 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
3349 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
3351 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3352 Sandra Loosemore <sandra@codesourcery.com>
3353 Chao-ying Fu <fu@mips.com>
3354 Nigel Stephens <nigel@mips.com>
3355 David Ung <davidu@mips.com>
3357 * doc/invoke.texi (-mcode-readable): Document.
3358 * config/mips/mips.opt (mcode-readable): New option.
3359 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
3360 * config/mips/mips.h (mips_code_readable_setting): New enum.
3361 (mips_code_readable): Declare.
3362 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
3363 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
3364 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
3365 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
3366 boiler-plate comments.
3367 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
3368 * config/mips/mips.c (mips_code_readable): New variable.
3369 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
3370 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
3371 context and -mcode-readable setting to restrict the use of
3372 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
3373 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
3374 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
3375 (mips_blocks_for_constant_p): Only return false for
3376 TARGET_MIPS16_PCREL_LOADS.
3377 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
3378 for MIPS16. Handle SYMBOL_32_HIGH.
3379 (mips_const_insns): Allow HIGHs for MIPS16 too.
3380 (mips_unspec_address_offset): New function, split out from...
3381 (mips_unspec_address): ...here.
3382 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
3383 16-bit symbolic constants. Assert approropiate conditions for
3384 using the "la" and "dla" macros.
3385 (mips_handle_option): Handle -mcode-readable=.
3386 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
3387 Set up mips_lo_relocs[SYMBOL_32_HIGH].
3388 (mips_strip_unspec_address): New function, split out from...
3389 (print_operand_reloc): ...here.
3390 (print_operand): Pass constants through mips_strip_unspec_address.
3391 (print_operand_address): Likewise.
3392 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
3393 (mips_select_rtx_section): Remove MIPS16 handling.
3394 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
3395 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
3396 (mips16_lay_out_constants): Do nothing unless
3397 TARGET_MIPS16_PCREL_LOADS.
3398 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
3399 * config/mips/mips.md: Split HIGHs for MIPS16.
3400 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
3402 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3404 * config/mips/mips-protos.h (mips_emit_move): Declare.
3405 * config/mips/mips.c (mips_emit_move): New function.
3406 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
3407 (mips_legitimize_const_move): Likewise.
3408 (mips_legitimize_move): Likewise.
3409 (mips_split_64bit_move): Likewise.
3410 (mips_restore_gp): Likewise.
3411 (mips_load_call_address): Likewise.
3412 (mips_emit_fcc_reload): Likewise.
3413 (mips_set_return_address): Likewise.
3414 (mips_block_move_straight): Likewise.
3415 (mips_block_move_loop): Likewise.
3416 (mips_setup_incoming_varargs): Likewise.
3417 (mips_save_reg): Likewise.
3418 (mips_expand_prologue): Likewise.
3419 (mips_restore_reg): Likewise.
3420 (mips_expand_epilogue): Likewise.
3421 (mips_output_mi_thunk): Likewise.
3422 (build_mips16_call_stub): Likewise.
3423 (mips_builtin_branch_and_move): Likewise.
3424 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
3425 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
3426 (fixuns_truncdfdi2): Likewise.
3427 (fixuns_truncsfsi2): Likewise.
3428 (fixuns_truncsfdi2): Likewise.
3429 (loadgp_absolute): Likewise.
3430 (builtin_setjmp_setup): Likewise.
3431 (builtin_longjmp): Likewise.
3432 (untyped_call): Likewise.
3434 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3436 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
3437 an "rtx *" argument. Return a bool.
3438 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
3439 values and return true if they can be split. Take the same kind of
3440 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
3441 and store the lo_sum there if nonnull. Use the symbol type to
3442 determine whether a $gp or HIGH is needed.
3443 (mips_legitimize_address): Update call to mips_split_symbol and
3444 simplify accordingly.
3445 (mips_legitimize_const_move): Likewise.
3446 * config/mips/mips.md: In the combine define_split,
3447 check mips_split_symbol instead of splittable_symbolic_operand.
3448 Update use of mips_split_symbol in the generator code.
3449 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
3451 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3453 * config/mips/mips.c (mips_symbolic_address_p): Delete.
3454 (mips_symbol_insns_1): New function, split out from...
3455 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
3456 and stores separately from load addresses.
3457 (mips_classify_address): Replace uses of mips_symbolic_address_p
3458 with uses of mips_symbol_insns.
3459 (mips_address_insns): Update calls to mips_symbol_insns.
3460 (mips_const_insns): Likewise.
3461 (mips_legitimize_address): Likewise.
3463 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3465 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
3466 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
3467 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
3468 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
3469 non-call contexts if TARGET_MIPS16.
3470 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
3471 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
3472 code for SYMBOL_ABSOLUTE.
3473 (mips_symbol_insns): Likewise.
3475 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3477 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
3478 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
3479 (mips_symbolic_constant_p): Likewise. Update the call to
3480 mips_classify_symbol.
3481 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
3482 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
3483 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
3484 (print_operand_reloc): Add a context argument. Update the call to
3485 mips_symbolic_constant_p.
3486 (print_operand): Update the calls to print_operand_reloc.
3487 (print_operand_address): Use print_operand_reloc rather than
3489 (mips_rewrite_small_data_p): Add a context argument. Update the call
3490 to mips_symbolic_constant_p.
3491 (mips_small_data_pattern_1): Make DATA the containing mem.
3492 Update the call to mips_rewrite_small_data_p.
3493 (mips_rewrite_small_data_1): Likewise.
3494 (mips_use_anchors_for_symbol_p): Update the call to
3495 mips_symbolic_constant_p.
3496 * config/mips/predicates.md (const_call_insn_operand): Likewise.
3497 (splittable_symbolic_operand): Likewise.
3498 (move_operand): Likewise.
3499 (absolute_symbolic_operand): Likewise.
3500 (got_disp_operand): Likewise.
3501 (got_page_ofst_operand): Likewise.
3503 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3505 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
3506 (SYMBOL_ABSOLUTE): ...this.
3507 (SYMBOL_SMALL_DATA): Rename to...
3508 (SYMBOL_GP_RELATIVE): ...this.
3509 (SYMBOL_CONSTANT_POOL): Rename to...
3510 (SYMBOL_PC_RELATIVE): ...this.
3511 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
3512 (mips_symbolic_address_p, mips_symbol_insns, override_options)
3513 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
3514 after above changes.
3515 * config/mips/predicates.md (const_call_insn_operand): Likewise.
3516 (general_symbolic_operand): Rename to...
3517 (absolute_symbolic_operand): ...this.
3518 * config/mips/mips.md: Update after above changes.
3520 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
3521 Revital Eres <eres@il.ibm.com>
3523 * ddg.c (print_ddg): Add dump information.
3524 * modulo-sched.c (print_node_sched_params): Add parameter and
3526 (calculate_maxii): Remove function.
3527 (undo_generate_reg_moves): Likewise.
3528 (undo_permute_partial_schedule): Likewise.
3529 (kernel_number_of_cycles): Likewise.
3530 (MAXII_FACTOR): New definition to calculate the upper bound of II.
3531 (sms_schedule): Use it. Remove profitability checks.
3532 (sms_schedule_by_order): Fix order of nodes within the cycle.
3534 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
3536 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
3537 -profile option, add pie support.
3538 (ENDFILE_SPEC): New spec.
3539 * config/gnu.h (LIB_SPEC): Add -profile option.
3541 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
3543 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
3544 * config/gnu.h (LIB_SPEC): Likewise.
3546 2007-08-07 Yaz Saito <saito@google.com>
3547 Ian Lance Taylor <iant@google.com>
3549 * common.opt (finstrument-functions-exclude-function-list): New
3551 (finstrument-functions-exclude-file-list): New option.
3552 * opts.c (char_p): Define and DEF_VEC.
3553 (flag_instrument_functions_exclude_functions): New static
3555 (flag_instrument_functions_exclude_files): New static variable.
3556 (add_instrument_functions_exclude_list): New static function.
3557 (flag_instrument_functions_exclude_p): New function.
3558 (common_handle_option): Handle new options.
3559 * flags.h (flag_instrument_functions_exclude_p): Declare.
3560 * gimplify.c (gimplify_function_tree): Call
3561 flag_instrument_functions_exclude_p.
3562 * doc/invoke.texi (Option Summary): Mention new options.
3563 (Code Gen Options): Document new options.
3565 2007-08-07 Ian Lance Taylor <iant@google.com>
3567 PR rtl-optimization/32776
3568 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
3569 (resolve_use): Likewise.
3570 (decompose_multiword_subregs): Remove "changed" local variable.
3572 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
3574 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
3575 * configure: Regenerate.
3576 * config.in: Regenerate.
3577 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
3580 2007-08-07 Ian Lance Taylor <iant@google.com>
3582 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
3583 note, just delete the insn.
3585 2007-08-07 Andreas Schwab <schwab@suse.de>
3588 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
3591 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
3593 * lower-subreg.c (resolve_subreg_use): Remove assertion.
3594 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
3595 (decompose_multiword_subregs): Use the functions above to decompose
3596 multiword shifts and zero-extends.
3598 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
3600 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
3601 "assemble" descriptions which were swapped.
3603 2007-08-06 Chao-ying Fu <fu@mips.com>
3605 * fixed-value.h: New file.
3606 * fixed-value.c: New file.
3607 * Makefile.in (OBJS-common): Add fixed-value.o.
3608 (fixed-value.o): New rule.
3609 (GTFILES): Add fixed-value.h.
3610 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
3611 to compare a.low and b.low.
3612 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
3614 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
3615 Daniel Jacobowitz <dan@codesourcery.com>
3618 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
3620 (x86_64-*-netbsd*): Likewise.
3621 (x86_64-*-linux*): Likewise.
3622 (x86_64-*-kfreebsd*-gnu): Likewise.
3623 (x86_64-*-knetbsd*-gnu): Likewise.
3624 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
3626 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
3628 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
3629 Add -fno-asynchronous-unwind-tables.
3631 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
3632 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
3633 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
3634 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
3635 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
3637 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3639 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
3640 (TARGET_C_MODE_FOR_SUFFIX): New.
3642 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3644 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
3646 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3648 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
3650 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
3652 * config/i386/i386.md: Check TARGET_ macros and optimize_size
3653 before checking function returns in conditional expressions.
3655 2007-08-06 Alfred Minarik <a.minarik@aon.at>
3658 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
3660 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3663 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
3664 for INTEGRAL_TYPE_P.
3666 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
3668 * configure.ac: Remove --enable-checking=df from default settings.
3669 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
3670 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
3671 if the parameter is true.
3672 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
3673 DF_VERIFY_SCHEDULED flag is true.
3674 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
3675 (df_finish_pass): Adjust prototype.
3676 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
3679 * see.c (pass_see): Add TODO_df_verify.
3680 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
3681 * global.c (rest_of_handle_global_alloc): Schedule verification
3683 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
3685 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
3686 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
3687 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
3689 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
3690 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
3691 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
3693 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
3694 Revital Eres <eres@il.ibm.com>
3696 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
3698 * ddg.c (create_ddg_dependence): Rename to...
3699 (create_ddg_dep_from_intra_loop_link): This. Do not check
3700 for interloop edges. Do not create anti dependence edge when
3701 a true dependence edge exists in the opposite direction and
3702 -fmodulo-sched-allow-regmoves is set.
3703 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
3704 (add_cross_iteration_register_deps): Create anti dependence edge
3705 when -fno-modulo-sched-allow-regmoves is set.
3706 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
3708 2007-08-04 Richard Sandiford <richard@codesourcery.com>
3710 * config/arm/arm.md (movsi): Add braces.
3712 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3715 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
3716 operands for the folding of "A - (A & B)" into "~B & A"; cast them
3719 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
3721 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
3722 state accessor functions.
3723 * cfgloopmanip.c (remove_path, create_preheaders,
3724 force_single_succ_latches, fix_loop_structure): Ditto.
3725 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
3726 tree_duplicate_loop_to_header_edge): Ditto.
3727 * cfgloopanal.c (mark_irreducible_loops): Ditto.
3728 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
3730 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
3731 cleanup_tree_cfg): Ditto.
3732 * tree-cfg.c (tree_merge_blocks): Ditto.
3733 * cfgloop.c (rescan_loop_exit, record_loop_exits,
3734 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
3735 loop_preheader_edge, single_exit): Ditto.
3736 (flow_loops_find): Do not clear loops->state.
3737 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
3738 loops_state_clear): New functions.
3740 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3743 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3744 when adding to the base and convert ELT to sizetype instead of type.
3746 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3749 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
3750 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
3752 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3755 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
3756 correct type the negate expression.
3758 2007-08-03 Jan Hubicka <jh@suse.cz>
3760 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
3763 2007-08-03 David Edelsohn <edelsohn@gnu.org>
3765 * config/rs6000/rs6000.c (struct processor_cost): Change
3766 l1_cache_lines to l1_cache_size. Add l2_cache_size.
3767 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
3769 (rios1_costs, rios2_cost): Correct cache line size.
3770 (rs6000_override_options): Set l2-cache-size parameter.
3772 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3773 Diego Novillo <dnovillo@google.com>
3776 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
3777 if the range includes 0.
3779 2007-08-03 Ben Elliston <bje@au.ibm.com>
3781 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
3782 mode to unspec expressions to silence a warning from the generator
3785 2007-08-02 Steve Ellcey <sje@cup.hp.com>
3787 * config/ia64/constraints.md ("U"): Make constraint vector only.
3789 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
3792 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
3793 always_inline attribute on the function decl.
3795 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
3798 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
3799 if we are compiling with -fPIC.
3801 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
3802 Nigel Stephens <nigel@mips.com>
3804 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
3805 Define for MIPS32 and MIPS64.
3807 2007-08-02 Nick Clifton <nickc@redhat.com>
3809 * config/host-hpux.c: Change copyright header to refer to version
3810 3 of the GNU General Public License and to point readers at the
3811 COPYING3 file and the FSF's license web page.
3812 * config/alpha/predicates.md, config/alpha/vms-ld.c,
3813 config/alpha/linux.h, config/alpha/alpha.opt,
3814 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
3815 config/alpha/vms-unwind.h, config/alpha/ev4.md,
3816 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
3817 config/alpha/alpha.h, config/alpha/sync.md,
3818 config/alpha/openbsd.h, config/alpha/alpha.md,
3819 config/alpha/alpha-modes.def, config/alpha/ev5.md,
3820 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
3821 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
3822 config/alpha/constraints.md, config/alpha/osf.h,
3823 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
3824 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
3825 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
3826 config/frv/frv-asm.h, config/frv/frv-protos.h,
3827 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
3828 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
3829 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
3830 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
3831 config/s390/s390.opt, config/s390/s390-modes.def,
3832 config/s390/fixdfdi.h, config/s390/constraints.md,
3833 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
3834 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
3835 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
3836 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
3837 config/m32c/prologue.md, config/m32c/m32c.abi,
3838 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
3839 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
3840 config/m32c/t-m32c, config/m32c/m32c-modes.def,
3841 config/m32c/jump.md, config/m32c/shift.md,
3842 config/m32c/m32c-protos.h, config/libgloss.h,
3843 config/spu/spu-protos.h, config/spu/predicates.md,
3844 config/spu/spu-builtins.h, config/spu/spu.c,
3845 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
3846 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
3847 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
3848 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
3849 config/sparc/hypersparc.md, config/sparc/predicates.md,
3850 config/sparc/linux.h, config/sparc/sp64-elf.h,
3851 config/sparc/supersparc.md, config/sparc/cypress.md,
3852 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
3853 config/sparc/niagara.md, config/sparc/sparc.md,
3854 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
3855 config/sparc/sparc.opt, config/sparc/sync.md,
3856 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
3857 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
3858 config/sparc/sparc.c, config/sparc/little-endian.opt,
3859 config/sparc/sysv4-only.h, config/sparc/sparc.h,
3860 config/sparc/linux64.h, config/sparc/freebsd.h,
3861 config/sparc/sol2.h, config/sparc/rtemself.h,
3862 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
3863 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
3864 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
3865 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
3866 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
3867 config/m32r/linux.h, config/m32r/constraints.md,
3868 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
3869 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
3870 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
3871 config/i386/i386.md, config/i386/netware-crt0.c,
3872 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
3873 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
3874 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
3875 config/i386/sol2.h, config/i386/constraints.md,
3876 config/i386/netware-libgcc.c, config/i386/sysv5.h,
3877 config/i386/predicates.md, config/i386/geode.md,
3878 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
3879 config/i386/freebsd64.h, config/i386/vxworksae.h,
3880 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
3881 config/i386/rtemself.h, config/i386/netbsd-elf.h,
3882 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
3883 config/i386/netware.h, config/i386/i386-modes.def,
3884 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
3885 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
3886 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
3887 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
3888 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
3889 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
3890 config/i386/xm-mingw32.h, config/i386/linux64.h,
3891 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
3892 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
3893 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
3894 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
3895 config/i386/cygwin2.c, config/i386/i386-protos.h,
3896 config/i386/sync.md, config/i386/openbsd.h,
3897 config/i386/host-mingw32.c, config/i386/i386-aout.h,
3898 config/i386/nto.h, config/i386/biarch64.h,
3899 config/i386/i386-coff.h, config/i386/freebsd.h,
3900 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
3901 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
3902 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
3903 config/darwin-protos.h, config/linux.opt, config/sol2.c,
3904 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
3905 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
3906 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
3907 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
3908 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
3909 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
3910 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
3911 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
3912 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
3913 config/sh/superh64.h, config/sh/rtemself.h,
3914 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
3915 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
3916 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
3917 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
3918 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
3919 config/avr/predicates.md, config/avr/constraints.md,
3920 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
3921 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
3922 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
3923 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
3924 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
3925 config/c4x/c4x-modes.def, config/c4x/rtems.h,
3926 config/c4x/predicates.md, config/c4x/c4x.h,
3927 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
3928 config/xtensa/predicates.md, config/xtensa/xtensa.c,
3929 config/xtensa/linux.h, config/xtensa/xtensa.h,
3930 config/xtensa/elf.h, config/xtensa/xtensa.md,
3931 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
3932 config/xtensa/xtensa-protos.h, config/dbx.h,
3933 config/stormy16/predicates.md, config/stormy16/stormy16.md,
3934 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
3935 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
3936 config/host-solaris.c, config/fr30/fr30.h,
3937 config/fr30/predicates.md, config/fr30/fr30-protos.h,
3938 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
3939 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
3940 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
3941 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
3942 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
3943 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
3944 config/host-linux.c, config/interix3.h, config/cris/cris.c,
3945 config/cris/predicates.md, config/cris/linux.h,
3946 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
3947 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
3948 config/cris/aout.opt, config/cris/cris-protos.h,
3949 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
3950 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3951 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
3952 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
3953 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
3954 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
3955 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
3956 config/chorus.h, config/mn10300/mn10300.c,
3957 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
3958 config/mn10300/mn10300.h, config/mn10300/linux.h,
3959 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
3960 config/mn10300/mn10300.md, config/ia64/predicates.md,
3961 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
3962 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
3963 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
3964 config/ia64/freebsd.h, config/ia64/ia64.md,
3965 config/ia64/ia64-modes.def, config/ia64/constraints.md,
3966 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
3967 config/gofast.h, config/rtems.h, config/sol2-10.h,
3968 config/m68k/predicates.md, config/m68k/m68k.md,
3969 config/m68k/linux.h, config/m68k/m68k-modes.def,
3970 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
3971 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
3972 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
3973 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
3974 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
3975 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
3976 config/m68k/constraints.md, config/m68k/rtemself.h,
3977 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
3978 config/m68k/uclinux.h, config/rs6000/power4.md,
3979 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
3980 config/rs6000/linux.h, config/rs6000/eabi.h,
3981 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
3982 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
3983 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
3984 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
3985 config/rs6000/windiss.h, config/rs6000/603.md,
3986 config/rs6000/aix41.h, config/rs6000/cell.md,
3987 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
3988 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
3989 config/rs6000/darwin.md, config/rs6000/darwin64.h,
3990 config/rs6000/default64.h, config/rs6000/7xx.md,
3991 config/rs6000/darwin.opt, config/rs6000/spe.md,
3992 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
3993 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
3994 config/rs6000/7450.md, config/rs6000/linux64.h,
3995 config/rs6000/constraints.md, config/rs6000/440.md,
3996 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
3997 config/rs6000/rs6000.c, config/rs6000/aix52.h,
3998 config/rs6000/rs6000.h, config/rs6000/power6.md,
3999 config/rs6000/predicates.md, config/rs6000/altivec.md,
4000 config/rs6000/aix64.opt, config/rs6000/rios1.md,
4001 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
4002 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
4003 config/rs6000/darwin7.h, config/rs6000/dfp.md,
4004 config/rs6000/linux64.opt, config/rs6000/sync.md,
4005 config/rs6000/vxworksae.h, config/rs6000/power5.md,
4006 config/rs6000/lynx.h, config/rs6000/biarch64.h,
4007 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
4008 config/rs6000/eabispe.h, config/rs6000/e500.h,
4009 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
4010 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
4011 config/rs6000/aix.h, config/rs6000/vxworks.h,
4012 config/rs6000/40x.md, config/rs6000/aix51.h,
4013 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
4014 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
4015 config/arc/arc.h, config/mcore/mcore-elf.h,
4016 config/mcore/mcore-protos.h, config/mcore/predicates.md,
4017 config/mcore/mcore.md, config/mcore/mcore.c,
4018 config/mcore/mcore.opt, config/mcore/mcore.h,
4019 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
4020 config/score/predicates.md, config/score/score-version.h,
4021 config/score/score-protos.h, config/score/misc.md,
4022 config/score/elf.h, config/score/score.c, config/score/mac.md,
4023 config/score/score7.md, config/score/score.h,
4024 config/score/score-conv.h, config/score/score-mdaux.c,
4025 config/score/score.md, config/score/score.opt,
4026 config/score/score-modes.def, config/score/score-mdaux.h,
4027 config/score/mul-div.S, config/arm/uclinux-elf.h,
4028 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
4029 config/arm/symbian.h, config/arm/linux-elf.h,
4030 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
4031 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
4032 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
4033 config/arm/strongarm-pe.h, config/arm/arm.h,
4034 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
4035 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
4036 config/arm/arm-modes.def, config/arm/linux-eabi.h,
4037 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
4038 config/arm/arm-cores.def, config/arm/arm-protos.h,
4039 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
4040 config/arm/wince-pe.h, config/arm/neon.md,
4041 config/arm/constraints.md, config/arm/neon.ml,
4042 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
4043 config/arm/arm.opt, config/arm/arm926ejs.md,
4044 config/arm/predicates.md, config/arm/iwmmxt.md,
4045 config/arm/arm_neon.h, config/arm/unknown-elf.h,
4046 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
4047 config/arm/neon-testgen.ml, config/arm/arm.md,
4048 config/arm/xscale-coff.h, config/arm/pe.c,
4049 config/arm/arm-generic.md, config/arm/pe.h,
4050 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
4051 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
4052 config/arm/strongarm-elf.h, config/arm/cirrus.md,
4053 config/arm/netbsd-elf.h, config/arm/vxworks.h,
4054 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
4055 config/pa/predicates.md, config/pa/pa64-hpux.h,
4056 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
4057 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
4058 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
4059 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
4060 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
4061 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
4062 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
4063 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
4064 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
4065 config/pa/pa64-regs.h, config/pa/pa-modes.def,
4066 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
4067 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
4068 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
4069 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
4070 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
4071 config/mips/linux64.h, config/mips/elforion.h,
4072 config/mips/constraints.md, config/mips/generic.md,
4073 config/mips/predicates.md, config/mips/4300.md,
4074 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
4075 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
4076 config/mips/5k.md, config/mips/vr4120-div.S,
4077 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
4078 config/mips/mips-protos.h, config/mips/6000.md,
4079 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
4080 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
4081 config/mips/mips-modes.def, config/mips/vr.h,
4082 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
4083 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
4084 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
4085 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
4086 config/vax/openbsd1.h, config/vax/netbsd.h,
4087 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
4088 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
4089 config/h8300/rtems.h, config/h8300/predicates.md,
4090 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
4091 config/h8300/h8300.md, config/h8300/h8300.opt,
4092 config/h8300/coff.h, config/h8300/h8300-protos.h,
4093 config/v850/v850.md, config/v850/predicates.md,
4094 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
4095 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
4096 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
4097 config/mmix/mmix.h, config/mmix/predicates.md,
4098 config/mmix/mmix-protos.h, config/mmix/mmix.md,
4099 config/mmix/mmix.c, config/mmix/mmix.opt,
4100 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
4101 config/bfin/rtems.h, config/bfin/bfin-modes.def,
4102 config/bfin/predicates.md, config/bfin/bfin-protos.h,
4103 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
4106 2007-08-02 Richard Sandiford <richard@codesourcery.com>
4108 * emit-rtl.c (reset_used_decls): Rename to...
4109 (set_used_decls): ...this. Set the used flag rather than clearing it.
4110 (unshare_all_rtl_again): Update accordingly. Set flags on argument
4111 DECL_RTLs rather than resetting them.
4113 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
4115 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
4117 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
4119 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
4120 argument to find_reloads_address.
4122 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
4124 PR tree-optimization/32919
4125 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
4126 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
4127 (coalesce_ssa_name): Call it.
4129 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
4130 David Ung <davidu@mips.com>
4132 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
4133 (__mips16_unorddf2, __mips16_floatunsidf): New.
4134 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
4136 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
4138 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4140 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
4141 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
4142 * tree.h (OMP_SECTIONS_CONTROL): New macro.
4143 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
4144 * omp-low.c (get_ws_args_for, determine_parallel_type,
4145 expand_omp_for_generic, expand_omp_for_static_nochunk,
4146 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
4147 Work with more precise CFG.
4148 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
4149 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
4151 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
4152 * gimple-low.c (lower_stmt): Ditto.
4153 * tree-inline.c (estimate_num_insns_1): Ditto.
4154 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
4155 (OMP_SECTIONS_SWITCH): New.
4156 * tree-cfgcleanup.c (cleanup_omp_return): New.
4157 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
4158 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
4159 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
4160 (tree_redirect_edge_and_branch): Handle omp constructs.
4162 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
4163 with three arguments.
4165 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4167 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
4170 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4172 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
4173 the loop structures may need fixing.
4174 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
4176 (cleanup_tree_cfg_loop): Removed.
4177 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
4178 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
4179 instead of running cleanup_tree_cfg_loop.
4180 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
4181 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
4182 (tree_predictive_commoning): Declaration changed.
4183 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
4185 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4187 * doc/invoke.texi (l1-cache-size): Update documentation.
4188 (l2-cache-size): Document.
4189 * params.h (L2_CACHE_SIZE): New macro.
4190 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
4191 that L1_CACHE_SIZE is in kB now.
4192 (L2_CACHE_SIZE_BYTES): New macro.
4193 (tree_ssa_prefetch_arrays): Show size in kB.
4194 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
4195 and l2_cache_size fields.
4196 * config/i386/driver-i386.c (describe_cache): Detect cache size
4198 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
4199 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
4200 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
4201 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
4202 (override_options): Set l1-cache-size and l2-cache-size to default
4203 values if not specified otherwise.
4204 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
4205 (PARAM_L2_CACHE_SIZE): New.
4207 2007-08-01 Nigel Stephens <nigel@mips.com>
4208 David Ung <davidu@mips.com>
4209 Thiemo Seufer <ths@mips.com>
4210 Chris Dearman <chris@mips.com>
4211 Richard Sandiford <richard@codesourcery.com>
4213 * config.gcc (mips*-sde-elf*): New stanza.
4214 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
4215 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
4216 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
4217 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
4218 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
4219 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
4221 * config/mips/sde.h: New file.
4222 * config/mips/t-libgcc-mips16: Likewise.
4223 * config/mips/t-sde: Likewise.
4224 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
4225 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
4226 _MIPS_FPSET and _MIPS_SZINT.
4227 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
4228 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
4229 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
4230 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
4231 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4232 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4233 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
4234 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
4235 _MIPS_SZPTR and _MIPS_FPSET.
4236 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
4237 architecture is specified.
4238 (MIPS_32BIT_OPTION_SPEC): New macro.
4240 2007-07-31 Dan Hipschman <dsh@google.com>
4242 * gcc.c (end_going_arg): New function.
4243 (do_spec_2): Use it.
4244 (do_spec_1): Use it.
4246 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
4248 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
4249 only if ENABLE_CHECKING is defined.
4251 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
4253 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
4254 df_ru_add_problem, df_ru_get_bb_info): Removed.
4255 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
4256 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
4257 df_ru_free_bb_info, df_ru_alloc,
4258 df_ru_bb_local_compute_process_def,
4259 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
4260 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
4261 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
4262 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
4263 df_ru_add_problem): Removed.
4265 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4268 * pa.md (casesi32): Use match_scratch. Revise insn condition.
4269 (casesi32p, casesi64p): Likewise.
4270 (casesi): Adjust for above.
4272 2007-07-31 Richard Sandiford <richard@codesourcery.com>
4274 * mode-switching.c (create_pre_exit): Don't search past calls.
4276 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
4278 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
4280 2007-07-31 Revital Eres <eres@il.ibm.com>
4282 * ddg.c (add_deps_for_def): Rename to...
4283 (add_cross_iteration_register_deps): This. Change implementation
4284 to use only reaching def and def-use chains to construct the
4285 inter loop dependencies.
4286 (add_deps_for_use): Remove function.
4287 (build_inter_loop_deps): Call add_cross_iteration_register_deps
4288 function to build the inter loop dependencies.
4289 * modulo-sched.c (sms_schedule): Build only
4290 reaching def and def-use chains for the propose of the ddg
4293 2007-07-31 Julian Brown <julian@codesourcery.com>
4295 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
4296 New define_insns. Use correct RTL.
4297 (vec_set<mode>): Write as expander.
4299 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
4301 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
4302 to an unallocated space.
4304 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
4307 (split_constant_offset): Enable split_constant_offset to extract
4308 constants from other statements.
4309 * tree-vect-transform.c
4310 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
4311 to a temp var. Force base_offset to be simple.
4313 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
4315 * df-scan.c (df_scan_verify): Remove artificial limit on
4316 the number of blocks for verification.
4317 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
4318 df_simulate_defs): Avoid unnecessary insn checking for defs.
4320 2007-07-29 Mark Mitchell <mark@codesourcery.com>
4322 * config/m68k/lb1sf68.asm (FUNC): New macro.
4324 (__udivsi3): Likewise.
4325 (__divsi3): Likewise.
4326 (__umodsi3): Likewise.
4327 (__modsi3): Likewise.
4328 (__subdf3): Likewise.
4329 (__adddf3): Likewise.
4330 (__muldf3): Likewise.
4331 (__divdf3): Likewise.
4332 (__negdf2): Likewise.
4333 (__cmpdf2): Likewise.
4334 (__subsf3): Likewise.
4335 (__addsf3): Likewise.
4336 (__mulsf3): Likewise.
4337 (__divsf3): Likewise.
4338 (__negsf2): Likewise.
4339 (__cmpsf2): Likewise.
4340 (__eqdf2): Likewise.
4341 (__nedf2): Likewise.
4342 (__gtdf2): Likewise.
4343 (__gedf2): Likewise.
4344 (__ltdf2): Likewise.
4345 (__ledf2): Likewise.
4346 (__eqsf2): Likewise.
4347 (__nesf2): Likewise.
4348 (__gtsf2): Likewise.
4349 (__gesf2): Likewise.
4350 (__ltsf2): Likewise.
4351 (__lesf2): Likewise.
4353 2007-07-30 Ollie Wild <aaw@google.com>
4355 * c-ppoutput.c (print_lines_directives_only): New function.
4356 (scan_translation_unit_directives_only): New function.
4357 (preprocess_file): Add call to scan_translation_unit_directives_only.
4358 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
4359 (sanitize_cpp_opts): Add default flag_dump_macros setting for
4360 -fdirectives-only. Add errors for -fdirectives-only conflict with
4361 -Wunused-macros and -traditional.
4362 (finish_options): Add builtin macro initialization for
4363 -fdirectives-only + -fpreprocessed.
4364 * c.opt (fdirectives-only): New.
4365 * doc/cppopts.texi (fdirectives-only): New.
4367 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4369 * alias.c (record_set, memory_modified_1): Constify.
4370 * bt-load.c (note_btr_set): Likewise.
4371 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
4372 * combine.c (set_nonzero_bits_and_sign_copies,
4373 expand_field_assignment, record_dead_and_set_regs_1,
4374 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
4375 likely_spilled_retval_1): Likewise.
4376 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
4377 frv_io_handle_set): Likewise.
4378 * config/mips/mips.c (mips_sim_record_set,
4379 vr4130_true_reg_dependence_p_1): Likewise.
4380 * config/mt/mt.c (insn_dependent_p_1): Likewise.
4381 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
4382 * config/sh/sh.c (flow_dependent_p_1): Likewise.
4383 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
4384 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
4385 * ddg.c (mark_mem_store): Likewise.
4386 * df-problems.c (df_urec_mark_reg_change): Likewise.
4387 * function.c (update_epilogue_consts): Likewise.
4388 * gcse.c (record_set_info, record_last_set_info,
4389 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
4390 reg_clear_last_set): Likewise.
4391 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
4393 * jump.c (reversed_comparison_code_parts): Likewise.
4394 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
4395 reg_is_set): Likewise.
4396 * loop-iv.c (mark_altered): Likewise.
4397 * mode-switching.c (reg_becomes_live): Likewise.
4398 * optabs.c (no_conflict_move_test): Likewise.
4399 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
4401 * postreload.c (reload_combine_note_store, move2add_note_store):
4403 * regmove.c (flags_set_1): Likewise.
4404 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
4406 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
4408 * resource.c (update_live_status): Likewise.
4409 * rtl.h (set_of, note_stores): Likewise.
4410 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
4411 note_stores, parms_set): Likewise.
4412 * sched-rgn.c (sets_likely_spilled_1): Likewise.
4413 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
4415 * var-tracking.c (count_stores, add_stores): Likewise.
4417 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4419 * alias.c (mems_in_disjoint_alias_sets_p,
4420 fixed_scalar_and_varying_struct_p, aliases_everything_p,
4421 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
4422 write_dependence_p, mems_in_disjoint_alias_sets_p,
4423 read_dependence, true_dependence, canon_true_dependence,
4424 anti_dependence, output_dependence): Constify.
4425 * combine.c (extended_count): Likewise.
4426 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
4427 * cselib.c (get_value_hash, references_value_p,
4428 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
4429 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
4430 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
4431 * function.c (contains, prologue_epilogue_contains,
4432 sibcall_epilogue_contains): Likewise.
4433 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
4434 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
4435 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
4436 reg_or_subregno): Likewise.
4437 * recog.c (asm_noperands): Likewise.
4438 * reload1.c (function_invariant_p): Likewise.
4439 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
4440 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
4441 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
4442 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
4443 true_regnum, reg_or_subregno, condjump_in_parallel_p,
4444 extended_count, prologue_epilogue_contains,
4445 sibcall_epilogue_contains, function_invariant_p, true_dependence,
4446 canon_true_dependence, read_dependence, anti_dependence,
4447 output_dependence): Likewise.
4448 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
4450 2007-07-30 Julian Brown <julian@codesourcery.com>
4452 * config/arm/neon.md (V_ext): New mode attribute.
4453 (neon_vget_lane<mode>): Replace with define_expand.
4454 (neon_vget_lane<mode>_sext_internal)
4455 (neon_vget_lane<mode>_zext_internal): New define_insns for double
4456 and quad precision vectors.
4457 (neon_vget_lanedi): Add bounds check. Remove dead comment.
4458 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
4459 have typeless 32-bit result.
4461 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4464 * tree-affine.h (aff_tree): The type of rest is sizetype for types
4466 * tree-affine.c (aff_combination_scale): If type is a pointer type,
4467 use sizetype for rest.
4468 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
4469 (aff_combination_convert): Don't convert rest for pointer types.
4471 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
4473 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
4475 * tree-ssa-alias.c: Add alloc-pool.h.
4476 (init_alias_info): Free alias_bitmap_obstack.
4477 (delete_alias_info): Call delete_mem_ref_stats.
4478 (get_mem_sym_stats_for): Use alloc_pool.
4479 (init_mem_ref_stats): Do not delete mem_ref_stats here.
4480 (delete_mem_sym_stats): Removed.
4482 2007-07-29 Sebastian Pop <sebpop@gmail.com>
4484 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
4485 functions cannot be represented as classical distance vectors.
4487 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4489 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
4490 * builtins.c (validate_arg, builtin_mathfn_code,
4491 validate_arglist): Likewise.
4492 * calls.c (call_expr_flags): Likewise.
4493 * combine.c (reg_nonzero_bits_for_combine,
4494 reg_num_sign_bit_copies_for_combine, get_last_value,
4495 reg_truncated_to_mode): Likewise.
4496 * emit-rtl.c (subreg_lowpart_p): Likewise.
4497 * expr.c (highest_pow2_factor_for_target,
4498 categorize_ctor_elements_1, categorize_ctor_elements,
4499 count_type_elements, contains_packed_reference,
4500 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
4501 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
4502 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
4503 native_encode_int, native_encode_real, native_encode_complex,
4504 native_encode_vector, native_encode_expr, native_interpret_int,
4505 native_interpret_real, native_interpret_complex,
4506 native_interpret_vector, native_interpret_expr): Likewise.
4507 * function.c (use_register_for_decl): Likewise.
4508 * gimplify.c (get_name): Likewise.
4509 * langhooks-def.h (lhd_return_null_const_tree): New.
4510 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
4511 * langhooks.c (lhd_return_null_const_tree): New.
4512 * langhooks.h (lang_get_callee_fndecl): Constify.
4513 * output.h (constructor_static_from_elts_p): Likewise.
4514 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
4515 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
4516 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
4517 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
4518 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
4519 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
4520 * rtlhooks-def.h (reg_nonzero_bits_general,
4521 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
4523 * rtlhooks.c (reg_num_sign_bit_copies_general,
4524 reg_nonzero_bits_general, reg_truncated_to_mode_general):
4526 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
4527 * stor-layout.c (mode_for_size_tree): Likewise.
4528 * tree-ssa-loop-im.c (memref_eq): Likewise.
4529 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
4530 * tree.c (contains_placeholder_p, type_list_equal,
4531 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
4533 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
4534 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
4535 contains_placeholder_p, contains_packed_reference,
4536 get_callee_fndecl, operand_equal_for_phi_arg_p,
4537 warn_if_unused_value, is_body_block, native_encode_expr,
4538 native_interpret_expr, fold_convertible_p, operand_equal_p,
4539 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
4540 validate_arglist, simple_cst_equal, type_list_equal,
4541 use_register_for_decl, call_expr_flags, get_name,
4542 highest_pow2_factor): Likewise.
4543 (const_call_expr_arg_iterator_d,
4544 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
4545 first_const_call_expr_arg, more_const_call_expr_args_p,
4546 FOR_EACH_CONST_CALL_EXPR_ARG): New.
4547 * varasm.c (constructor_static_from_elts_p): Constify.
4549 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
4551 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
4552 config/arm/neon-schedgen.ml, config/arm/neon.ml,
4553 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
4554 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
4555 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
4556 tree-vect-transform.c, tree.def: Fix comment typos. Follow
4557 spelling conventions.
4558 * doc/invoke.texi: Follow spelling conventions.
4560 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
4561 Revital Eres <eres@il.ibm.com>
4563 * modulo-sched.c (sms_schedule): Avoid loops which includes
4564 auto-increment instructions.
4566 2007-07-28 Richard Guenther <rguenther@suse.de>
4569 * fold-const.c (fold_cond_expr_with_comparison): Convert
4570 operand zero of MIN/MAX_EXPR to correct type.
4572 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4574 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
4575 flags_from_decl_or_type): Constify.
4576 * gcc.c (do_spec_1): Likewise.
4577 * print-tree.c (dump_addr, print_node_brief): Likewise.
4578 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
4579 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
4580 tree_purge_all_dead_eh_edges): Likewise.
4581 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
4582 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
4584 * tree.c (expr_location, expr_has_location, expr_locus,
4585 expr_filename, expr_lineno, get_inner_array_type,
4586 fields_compatible_p): Likewise.
4587 * tree.h (get_inner_array_type, fields_compatible_p,
4588 expr_location, expr_has_location, expr_locus, expr_filename,
4589 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
4590 setjmp_call_p, alloca_call_p): Likewise.
4592 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
4594 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
4595 TV_FLOW_INSENSITIVE.
4597 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
4599 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
4600 (compute_flow_insensitive_aliasing): Ditto for
4601 TV_FLOW_INSENSITIVE.
4603 2007-07-27 Jan Hubicka <jh@suse.cz>
4605 * config/i386/i386.c (register_move_cost): Remove accidentally
4606 comitted #if 0 block.
4608 * attribs.c: Include hashtab.h
4609 (attribute_hash): New.
4610 (substring): New structure.
4611 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
4613 (init_attributes): Initialize attribute hash.
4614 (decl_attributes): Use attribute hash.
4615 * Makefile.in (attribs.c): Depend on hashtab.h.
4617 2007-07-27 Steve Ellcey <sje@cup.hp.com>
4619 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
4621 2007-07-27 Richard Sandiford <richard@codesourcery.com>
4623 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
4624 __mips_dspr2 and __mips_dsp_rev macros.
4625 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
4627 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
4629 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
4631 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
4635 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
4636 and the updating of the live and do_not_gen sets.
4637 (df_note_bb_compute): Added updating of live and do_not_gen sets
4638 for regular defs so that the case of clobber inside conditional
4639 call is processed correctly.
4641 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4643 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
4644 operands with compatible type.
4646 2007-07-27 Richard Sandiford <richard@codesourcery.com>
4648 * expr.h (store_bit_field): Don't return a value.
4649 * expmed.c (check_predicate_volatile_ok): New function.
4650 (store_bit_field_1): New function, extracted from store_bit_field.
4651 Take a fallback_p argument and return true if the operation succeeded.
4652 Only use store_fixed_bit_field if fallback_p. Don't recompute
4653 mode_for_extraction; use op_mode instead. Try forcing memories
4654 into registers if the insv expander fails.
4655 (store_bit_field): Use store_bit_field_1 with fallback_p true.
4656 Don't return a value.
4657 (convert_extracted_bit_field): New function, extracted from
4659 (extract_bit_field_1): Likewise. Take a fallback_p argument
4660 and return NULL if the operation succeeded. Only use
4661 extract_fixed_bit_field if fallback_p. Only calculate one
4662 extraction mode. Combine code for extv and extzv. Try forcing
4663 memories into registers if the ext(z)v expander fails.
4664 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
4666 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4668 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
4670 (df_ref): Likewise. Put regno with other integer fields.
4672 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4674 * df.h (df_mw_hardreg): Remove "loc" field.
4675 * df-scan.c (df_ref_record): Don't set it. Remove redundant
4677 * df-problems.c (df_whole_mw_reg_unused_p): New function,
4678 split out from df_set_unused_notes_for_mw. Return false for
4679 partial references. Assert that mw_reg is a REG when returning true.
4680 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
4681 (df_whole_mw_reg_dead_p): New function, split out from
4682 df_set_dead_notes_for_mw. Return false for partial references.
4683 Assert that mw_reg is a REG when returning true.
4684 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
4685 Remove redundant bitmap check.
4687 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
4689 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
4690 ($(T)crtend.o): Likwise.
4691 ($(T)crtbeginS.o): Likwise.
4692 ($(T)crtendS.o): Likwise.
4693 ($(T)crtfastmath.o): Likwise.
4695 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
4697 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
4698 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
4699 * basic-block.h (struct control_flow_graph): Added x_dom_computed
4700 and x_n_bbs_in_dom_tree fields.
4702 2007-07-26 Steve Ellcey <sje@cup.hp.com>
4704 PR tree-optimization/32087
4705 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
4706 Do not call scale_bbs_frequencies_int with prob of zero.
4708 2007-07-26 Julian Brown <julian@codesourcery.com>
4710 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
4711 (neon_element_bits): Add prototypes.
4712 * config/arm/arm.c (bounds_check, neon_lane_bounds)
4713 (neon_const_bounds, neon_element_bits): New functions.
4714 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
4715 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
4716 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
4717 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
4718 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
4719 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
4720 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
4721 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
4722 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
4723 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
4724 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
4725 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
4726 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
4728 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
4730 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
4731 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
4733 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
4734 Julian Brown <julian@codesourcery.com>
4736 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
4737 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
4738 * config/arm/cortex-a8.md: New.
4739 * config/arm/cortex-a8-neon.md: New.
4740 * config/arm/neon-schedgen.ml: New.
4741 * config/arm/neon.md (vqh_mnem): New.
4743 (Is_float_mode): New.
4744 (Scalar_mul_8_16): New.
4746 (V_mode_nunits): New.
4747 (All instruction patterns): Annotate with neon_type attribute
4749 * config/arm/arm.md: Include cortex-a8.md.
4750 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
4752 Annotate instruction patterns accordingly.
4753 (generic_sched): Do not use generic scheduling for Cortex-A8.
4754 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
4756 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
4758 * fold-const.c (fold_read_from_constant_string): Use
4760 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4762 2007-07-26 Nick Clifton <nickc@redhat.com>
4764 * tree-ssa-operands.h: Change copyright header to refer to version
4765 3 of the GNU General Public License and to point readers at the
4766 COPYING3 file and the FSF's license web page.
4767 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
4768 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
4769 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
4770 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
4771 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
4772 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
4773 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
4774 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
4775 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
4776 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
4777 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
4778 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
4779 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
4780 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
4781 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
4782 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
4783 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
4784 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
4785 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
4786 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
4787 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
4788 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
4789 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
4790 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
4791 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
4792 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
4793 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
4794 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
4795 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
4796 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
4797 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
4798 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
4799 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
4800 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
4801 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
4802 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
4803 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
4804 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
4805 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
4806 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
4807 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
4808 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
4809 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
4810 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
4811 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
4812 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
4813 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
4814 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
4815 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
4816 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
4817 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
4818 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
4819 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
4820 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
4821 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
4822 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
4823 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
4824 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
4825 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
4826 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
4827 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
4828 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
4829 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
4830 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
4831 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
4832 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
4833 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
4834 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
4835 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
4836 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
4837 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
4838 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
4839 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
4840 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
4841 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
4842 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
4843 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
4844 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
4845 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
4846 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
4847 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
4848 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
4849 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
4850 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
4851 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
4852 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
4853 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
4854 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
4855 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
4856 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
4857 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
4858 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
4859 vecprim.h, basic-block.h, tree-ssa-structalias.c,
4860 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
4861 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
4862 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
4863 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
4864 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
4865 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
4866 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
4867 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
4868 convert.c, convert.h, langhooks-def.h, reload1.c,
4869 tree-ssa-operands.c: Likewise.
4871 2007-07-26 Jan Hubicka <jh@suse.cz>
4873 * tree-ssa-live.c: Include debug.h and flags.h.
4874 (mark_scope_block_unused): New function.
4875 (remove_unused_scope_block_p): New function.
4876 (remove_unused_locals): Remove unused blocks too.
4878 2007-07-25 Ian Lance Taylor <iant@google.com>
4880 * combine.c (combine_max_regno): Remove. Remove all uses.
4881 (struct reg_stat_struct): Rename from struct reg_stat.
4882 (reg_stat_type): Define, and declare VECs.
4883 (reg_stat): Change from pointer to VEC. Change all uses.
4884 (combine_split_insns): New static function.
4885 (try_combine, find_split_point): Call it instead of split_insns.
4887 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4889 * cfghooks.c (split_block): Fix the information about loop latch.
4891 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4893 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
4895 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4897 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
4898 Scan the new edge for loop exit info.
4900 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
4902 * config/darwin.c: Include debug.h.
4904 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4907 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
4909 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4911 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
4912 (HARD_REGNO_MODE_OK): Ditto.
4913 (MODES_TIEABLE_P): Ditto.
4914 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4915 (CLASS_MAX_NREGS): Ditto.
4916 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
4917 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
4918 (divdf3_internal_thr): Removed.
4919 * config/ia64/div.md: New file.
4920 * config/ia64/constraints.md: Add H constraint.
4922 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4924 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
4925 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
4926 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
4927 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
4928 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
4929 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
4930 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
4931 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
4932 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
4933 dump_sbitmap_file, debug_sbitmap, popcount_table,
4934 sbitmap_popcount): Constify.
4935 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
4936 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
4937 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
4938 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
4939 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
4940 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
4941 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
4942 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
4943 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
4944 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
4945 sbitmap_popcount, sbitmap_verify_popcount): Constify.
4947 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4949 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
4950 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
4951 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
4952 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
4953 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
4954 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
4955 bitmap_intersect_p, bitmap_intersect_compl_p,
4956 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4957 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
4959 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
4960 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
4961 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
4962 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
4963 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4964 debug_bitmap, debug_bitmap_file, bitmap_print,
4965 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
4966 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
4968 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
4970 * config/darwin.c (darwin_override_options): Additional fix for
4971 debug info formats that don't support var tracking.
4973 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4975 * cselib.c (entry_and_rtx_equal_p): Constify.
4976 * gengtype.c (output_mangled_typename, write_types, write_local):
4978 * gengtype.h (const_type_p): New.
4979 * see.c (eq_descriptor_extension, hash_descriptor_extension):
4981 * tlink.c (scan_linker_output): De-constify.
4982 * tree-ssa-loop-im.c (memref_eq): Constify.
4983 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
4984 (shared_bitmap_hash, shared_bitmap_eq): Constify.
4986 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4988 * c-common.c (fname_as_string, c_type_hash): Constify.
4989 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4990 * cgraph.c (edge_hash, edge_eq): Likewise.
4991 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
4992 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
4993 reg_attrs_htab_eq): Likewise.
4994 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
4996 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
4997 const_decl_t, const_state_t, const_automata_list_el_t): New.
4998 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
4999 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
5000 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
5001 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
5002 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
5003 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
5004 compare_max_occ_cycle_nums, out_state_arcs_num,
5005 compare_transition_els_num, units_cmp, state_reservs_cmp):
5007 * genmodes.c (cmp_modes): Likewise.
5008 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
5009 * gimplify.c (compare_case_labels): Likewise.
5010 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
5011 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
5012 * matrix-reorg.c (mtt_info_hash): Likewise.
5013 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
5014 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
5015 (htab_hash_bucket, htab_hash_elem): Constify.
5016 * tree-browser.c (TB_parent_eq): Likewise.
5017 * tree-scalar-evolution.c (hash_scev_info): Likewise.
5018 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
5019 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
5020 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
5022 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
5023 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
5024 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
5025 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
5026 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
5028 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
5029 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
5030 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
5031 * tree-ssa-threadupdate.c (redirection_data_hash,
5032 redirection_data_eq): Likewise.
5033 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
5034 * tree-ssa.c (var_ann_eq): Likewise.
5035 * tree-vrp.c (compare_case_labels): Likewise.
5036 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
5037 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
5038 tree_not_check_failed, tree_class_check_failed,
5039 tree_range_check_failed, tree_not_class_check_failed,
5040 omp_clause_check_failed, omp_clause_range_check_failed,
5041 tree_contains_struct_check_failed, tree_operand_check_failed):
5043 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
5044 tree_not_check_failed, tree_class_check_failed,
5045 tree_range_check_failed, tree_not_class_check_failed,
5046 tree_operand_check_failed, omp_clause_operand_check_failed,
5047 tree_operand_length): Likewise.
5048 * var-tracking.c (const_variable): New.
5049 (variable_htab_hash, variable_htab_eq): Constify.
5050 * varasm.c (const_desc_hash): Likewise.
5052 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5054 * expr.c (handled_component_p): Constify.
5055 * fold-const.c (fit_double_type): Likewise.
5056 * real.h (real_value_from_int_cst): Likewise.
5057 * tree-flow-inline.h (gimple_in_ssa_p,
5058 gimple_aliases_computed_p, gimple_addressable_vars,
5059 gimple_call_clobbered_vars, gimple_referenced_vars,
5060 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
5061 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
5062 may_aliases, end_readonly_imm_use_p, has_zero_uses,
5063 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
5064 is_label_stmt, is_global_var, phi_ssa_name_p,
5065 factoring_name_p, is_call_clobbered, tree_common_ann,
5066 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
5067 unmodifiable_var_p, array_ref_contains_indirect_ref,
5068 ref_contains_array_ref, lookup_subvars_for_var,
5069 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
5070 gimple_mem_ref_stats): Likewise.
5071 * tree-flow.h (tree_common_ann, var_ann, function_ann,
5072 may_aliases, is_exec_stmt, is_label_stmt,
5073 ref_contains_array_ref, array_ref_contains_indirect_ref,
5074 var_can_have_subvars, overlap_subvar, is_call_clobbered,
5075 unmodifiable_var_p): Likewise.
5076 * tree-gimple.c (is_gimple_min_invariant): Likewise.
5077 * tree-gimple.h (is_gimple_min_invariant): Likewise.
5078 * tree.c (type_hash_list, attribute_hash_list, tree_size,
5079 cst_and_fits_in_hwi, real_value_from_int_cst,
5080 build_real_from_int_cst, integer_zerop, integer_onep,
5081 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
5082 tree_floor_log2, real_zerop, real_onep, real_twop,
5083 real_minus_onep, really_constant_p, purpose_member, chain_member,
5084 list_length, fields_length, int_size_in_bytes, bit_position,
5085 int_bit_position, byte_position, int_byte_position, expr_align,
5086 array_type_nelts, tree_node_structure,
5087 type_contains_placeholder_1, iterative_hash_pointer,
5088 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
5089 tree_map_base_eq, type_hash_list, type_hash_eq,
5090 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
5091 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
5092 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
5093 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
5094 int_fits_type_p, get_containing_scope, decl_function_context,
5095 decl_type_context, omp_clause_operand_check_failed,
5096 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
5097 * tree.h (omp_clause_operand_check_failed, tree_size,
5098 build_real_from_int_cst, array_type_nelts, purpose_member,
5099 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
5100 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
5101 is_attribute_p, check_qualified_type, expr_align,
5102 int_size_in_bytes, bit_position, int_bit_position, byte_position,
5103 int_byte_position, list_length, fields_length, initializer_zerop,
5104 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
5105 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
5106 tree_node_structure, handled_component_p, get_containing_scope,
5107 decl_function_context, decl_type_context, real_zerop,
5108 type_num_arguments, fit_double_type, really_constant_p,
5109 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
5110 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
5111 real_twop, real_minus_onep, int_cst_value): Likewise.
5113 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5115 * cfglayout.c (insn_scope, insn_line): Constify.
5116 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
5117 const_double_htab_hash, const_double_htab_eq,
5118 mem_attrs_htab_hash): Likewise.
5119 * loop-iv.c (biv_eq): Likewise.
5120 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
5121 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
5122 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
5124 * rtl-error.c (location_for_asm, diagnostic_for_asm,
5125 error_for_asm, warning_for_asm, _fatal_insn,
5126 _fatal_insn_not_found): Likewise.
5127 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
5128 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
5129 rtl_check_failed_type2, rtl_check_failed_code1,
5130 rtl_check_failed_code2, rtl_check_failed_code_mode,
5131 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
5132 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
5133 rtl_check_failed_type2, rtl_check_failed_code1,
5134 rtl_check_failed_code2, rtl_check_failed_code_mode,
5135 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
5136 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
5137 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
5138 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
5139 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
5140 rtx_unstable_p, get_integer_term, get_related_value,
5141 offset_within_block_p, reg_mentioned_p, count_occurrences,
5142 reg_referenced_p, reg_used_between_p, no_labels_between_p,
5143 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
5144 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
5145 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
5146 find_constant_src, find_reg_fusage, find_regno_fusage,
5147 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
5148 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
5149 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
5150 computed_jump_p, auto_inc_p, in_expr_list_p,
5151 remove_node_from_expr_list, loc_mentioned_in_p,
5152 label_is_jump_target_p, reversed_comparison_code_parts,
5153 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
5154 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
5155 print_inline_rtx): Likewise.
5156 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
5157 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
5158 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
5159 get_integer_term, get_related_value, offset_within_block_p,
5160 count_occurrences, reg_mentioned_p, no_labels_between_p,
5161 reg_used_between_p, reg_referenced_p, single_set_2,
5162 multiple_sets, set_noop_p, refers_to_regno_p,
5163 reg_overlap_mentioned_p, dead_or_set_p,
5164 covers_regno_no_parallel_p, covers_regno_p,
5165 dead_or_set_regno_p, find_reg_note, find_regno_note,
5166 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
5167 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
5168 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
5169 side_effects_p, may_trap_p_1, may_trap_p,
5170 may_trap_after_code_motion_p, may_trap_or_fault_p,
5171 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
5172 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
5173 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
5174 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
5175 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
5177 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
5178 warning_for_asm): Likewise.
5179 * tree.h (print_rtl): Likewise.
5180 * varasm.c (get_pool_mode): Likewise.
5182 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5184 * c-lex.c (c_lex_with_flags, lex_string): Constify.
5185 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
5186 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
5187 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
5188 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
5189 * ddg.c (compare_sccs): Likewise.
5190 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
5191 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
5192 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
5193 decimal_do_fix_trunc, decimal_real_to_integer,
5194 decimal_real_to_integer2, decimal_real_maxval): Likewise.
5195 * dse.c (const_group_info_t): New.
5196 (invariant_group_base_eq, invariant_group_base_hash): Constify.
5197 * dwarf2out.c (const_dw_die_ref): New.
5198 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
5199 * tree-browser.c (TB_parent_eq): Likewise.
5200 * unwind-dw2-fde.c (__register_frame_info_bases,
5201 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
5202 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
5204 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
5205 * unwind-dw2.c (uw_frame_state_for): Likewise.
5206 * value-prof.c (histogram_hash, histogram_eq): Likewise.
5207 * value-prof.h (const_histogram_value): New.
5209 2007-07-25 Richard Sandiford <richard@codesourcery.com>
5211 * config/mips/mips.c (machine_function): Add
5212 initialized_mips16_gp_pseudo_p.
5213 (mips16_gp_pseudo_reg): Do not emit the initialization of
5214 mips16_gp_pseudo_rtx when being called from the gimple cost-
5215 calculation routines; emit it on the first use outside those
5218 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5220 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
5223 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
5224 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
5225 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
5226 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
5227 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
5228 Preserve const-ness of parameters through use of __typeof(),
5229 also constify and tidy.
5231 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
5232 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
5233 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
5234 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
5235 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
5236 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
5237 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
5238 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
5239 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
5241 2007-07-25 Julian Brown <julian@codesourcery.com>
5242 Mark Shinwell <shinwell@codesourcery.com>
5244 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
5245 (alpha_mangle_type): This.
5246 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5247 (TARGET_MANGLE_TYPE): Define this instead.
5248 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
5249 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
5250 (arm_init_neon_builtins): Fix comment.
5251 (arm_mangle_map_entry): New.
5252 (arm_mangle_map): New.
5253 (arm_mangle_type): New.
5254 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
5255 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
5256 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
5257 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5258 (TARGET_MANGLE_TYPE): Define this instead.
5259 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
5260 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
5261 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
5262 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5263 (TARGET_MANGLE_TYPE): Define this instead.
5264 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
5266 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
5267 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5268 (TARGET_MANGLE_TYPE): Define this instead.
5269 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
5270 (s390_mangle_type): This.
5271 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5272 (TARGET_MANGLE_TYPE): Define this instead.
5273 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
5274 (sparc_mangle_type): This.
5275 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5276 (TARGET_MANGLE_TYPE): Define this instead.
5277 * cp/mangle.c (write_type): Call mangle_type target hook on all
5278 types before mangling. Use original type, not main variant, as
5280 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
5281 (TARGET_MANGLE_TYPE): This.
5282 * target.h (gcc_target): Rename mangle_fundamental_type to
5284 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
5285 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
5287 2007-07-25 Julian Brown <julian@codesourcery.com>
5288 Paul Brook <paul@codesourcery.com>
5289 Joseph Myers <joseph@codesourcery.com>
5290 Mark Shinwell <shinwell@codesourcery.com>
5292 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
5293 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
5294 (with_fpu): Allow --with-fpu=neon.
5295 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
5296 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
5297 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
5298 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
5299 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
5300 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
5301 (neon_emit_pair_result_insn, neon_disambiguate_copy)
5302 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
5303 (output_move_neon): Add prototypes.
5304 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
5305 (all_fpus): Add FPUTYPE_NEON.
5306 (fp_model_for_fpu): Add NEON field.
5307 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
5308 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
5310 (arm_legitimate_address_p): Don't support fancy addressing for NEON
5312 (thumb2_legitimate_address_p): Likewise.
5313 (neon_valid_immediate): Recognize and prepare constants suitable for
5315 (neon_immediate_valid_for_move): New function. Recognize and prepare
5316 immediates for NEON move instructions.
5317 (neon_immediate_valid_for_logic): New function. Recognize and
5318 prepare immediates for NEON logic instructions.
5319 (neon_output_logic_immediate): New function. Create asm string
5320 suitable for outputting immediate logic instructions.
5321 (neon_pairwise_reduce): New function. Implement reduction using
5322 pairwise operations.
5323 (neon_expand_vector_init): New function. Expand a (possibly
5324 non-constant) vector initialization.
5325 (neon_vector_mem_operand): New function. Memory operands supported
5326 for quad-word loads/stores to/from ARM or NEON registers. Don't
5327 allow base+offset addressing for core regs.
5328 (neon_struct_mem_operand): New function. Valid mems for NEON
5330 (coproc_secondary_reload_class): Enable NEON registers to be loaded
5331 from neon_vector_mem_operand addresses without a secondary register.
5332 (add_minipool_forward_ref): Handle >8-byte minipool entries.
5333 (add_minipool_backward_ref): Likewise.
5334 (dump_minipool): Likewise.
5335 (push_minipool_fix): Likewise.
5336 (output_move_quad): New function. Output quad-word moves, loads and
5337 stores using ARM registers.
5338 (output_move_vfp): Add support for vectors in VFP (NEON) D
5340 (output_move_neon): Output a NEON load/store to/from a quadword
5342 (arm_print_operand): Implement new codes:
5343 - 'c' for unadorned integers (without a # sign).
5344 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
5346 - 'e', 'f' for the low and high D parts of a NEON Q register.
5347 - 'q' outputs a NEON Q register.
5348 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
5349 - 'T' prints NEON opcode features from a coded bitmask.
5350 - 'F' is similar to T, but signed/unsigned codes both print as
5352 - 't' is similar to T, but 'u' is printed instead of 'p'.
5353 - 'O' prints 'r' if NEON instruction should perform rounding (as
5354 specified by bitmask), else prints nothing.
5355 - '#' is a punctuation character to stop operand numbers from
5356 running together with following digits in the assembler
5357 strings for instructions (when using mode attributes).
5358 (arm_assemble_integer): Handle extra NEON vector modes. Permute
5359 constant vectors in big-endian mode, where necessary.
5360 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
5361 Handle EI, OI, CI, XI modes.
5362 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
5363 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
5364 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
5365 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
5366 (neon_builtin_type_bits): Add enumeration, one bit for each vector
5368 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
5369 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
5370 to turn v8qi, etc. into bits defined above.
5371 (neon_itype): New enumeration. Classifications of NEON builtins.
5372 (neon_builtin_datum): Define struct. Contains information about
5373 a single builtin (with multiple modes).
5374 (CF): Define helper macro for...
5375 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
5377 (neon_builtin_data): New array. Define information about builtins
5378 for use during initialization/expansion.
5379 (arm_init_neon_builtins): New function.
5380 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
5382 (neon_builtin_compare): New function.
5383 (locate_neon_builtin_icode): New function. Find an insn code for a
5384 builtin given a function code for that builtin. Also return type of
5385 builtin (NEON_BINOP, NEON_UNOP etc.).
5386 (builtin_arg): New enumeration. Types of arguments for builtins.
5387 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
5388 Takes a variable argument list of builtin_arg types, terminated by
5390 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
5391 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
5392 (neon_emit_pair_result_insn): New function. Support returning pairs
5393 of vectors via a pointer.
5394 (neon_disambiguate_copy): New function. Set up operands for a
5395 multi-word copy such that registers do not get clobbered.
5396 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
5397 ARM_BUILTIN_NEON_BASE.
5398 (arm_file_start): Set float-abi attribute for NEON.
5399 (arm_vector_mode_supported_p): Enable NEON vector modes.
5400 (arm_mangle_map_entry): New.
5401 (arm_mangle_map): New.
5402 (arm_mangle_vector_type): New.
5403 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
5405 (TARGET_NEON): New macro. Target supports NEON.
5406 (fputype): Add FPUTYPE_NEON.
5407 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
5408 for vectorization based on command-line arg.
5409 (NEON_REGNO_OK_FOR_NREGS): Define.
5410 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
5411 (VALID_NEON_STRUCT_MODE): Define.
5412 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
5413 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
5414 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
5415 (consttable_16): Add pattern for outputting 16-byte minipool
5417 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
5419 (vec-common.md, neon.md): Include md files.
5420 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
5421 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
5422 (memory_constraint "Ut", "Un", "Us"): Define.
5423 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
5424 (MMX_char): New mode attribute.
5425 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
5426 (*add<mode>3_iwmmxt): New insn pattern.
5427 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
5428 (*sub<mode>3_iwmmxt): New insn pattern.
5429 (mulv4hi3): Rename to...
5430 (*mulv4hi3_iwmmxt): This.
5431 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
5432 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
5433 (uminv4hi3, uminv2si3): Remove. Replace with...
5434 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
5435 (*umin<mode>3_iwmmxt): These.
5436 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
5437 (ashr<mode>3_iwmmxt): This new pattern.
5438 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
5439 (lshr<mode>3_iwmmxt): This new pattern.
5440 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
5441 (ashl<mode>3_iwmmxt): This new pattern.
5442 * config/arm/neon-docgen.ml: New file. Generate documentation for
5444 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
5445 * config/arm/arm_neon.h: New (autogenerated).
5446 * config/arm/neon-testgen.ml: New file. Generate NEON tests
5448 * config/arm/neon.md: New file. Define NEON instructions.
5449 * config/arm/neon.ml: New file. Abstract description of NEON
5450 instructions, used to generate arm_neon.h header, documentation and
5452 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
5453 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
5455 * doc/extend.texi (ARM Built-in Functions): Rename and remove
5457 (ARM NEON Intrinsics): New subsection.
5458 * doc/arm-neon-intrinsics.texi: New (autogenerated).
5460 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
5462 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
5465 2007-07-24 Jan Hubicka <jh@suse.cz>
5467 * regclass.c (move_table): New type.
5468 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
5469 (init_move_cost): Break out from ...
5470 (init_reg_sets_1): ... here; simplify computation of
5471 have_regs-of_mode and contains_reg_of_mode.
5472 (record_reg_classes): Unswitch internal loops.
5473 (copy_cost): Trigger lazy initialization of move cost
5474 (record_address_regs): Likewise.
5476 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
5478 * config/darwin.c (darwin_override_options): Don't force on
5479 flag_var_tracking_uninit when no debug info is requested.
5481 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5483 * cfgloop.c (init_loops_structure): New function.
5484 (flow_loops_find): Create root of the loop tree unconditionally.
5486 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
5488 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
5490 2007-07-24 Jan Hubicka <jh@suse.cz>
5492 * caller-save.c: Include ggc.h, gt-caller-save.h
5493 (reg_save_code, reg_restore_code): Rename to ...
5494 (cached_reg_save_code, cached_reg_restore_code): ... those.
5495 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
5496 (reg_save_code, reg_restore_code): New functions.
5497 (init_caller_save): Do not intialize
5498 reg_save_code/reg_restore_code tables.
5499 * Makefile.in: (gt-caller-save.h): New.
5501 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
5503 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
5504 with the mode of the original operand instead of
5507 2007-07-23 Jan Hubicka <jH@suse.cz>
5509 * i386.c (ix86_secondary_memory_needed): Break out to...
5510 (inline_secondary_memory_needed): ... here.
5511 (ix86_memory_move_cost): Break out to ...
5512 (inline_memory_move_cost): ... here; add support for IN value of 2 for
5513 maximum of input and output; fix handling of Q_REGS on 64bit.
5514 (ix86_secondary_memory_needed): Microoptimize.
5516 2007-07-23 Sebastian Pop <sebpop@gmail.com>
5518 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
5519 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
5520 stmts_from_loop, known_dependences_p, build_rdg): New.
5521 * tree-data-ref.h: Depends on graphds.h.
5522 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
5523 (build_rdg): Declared.
5524 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
5526 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
5528 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
5531 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
5532 Jakub Jelinek <jakub@redhat.com>
5534 PR middle-end/PR28690
5535 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
5537 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
5538 and MEM_POINTER operands over REG and MEM operands.
5539 (swap_commutative_operands_p): Change return value to bool.
5540 * rtl.h: Update the corresponding prototype.
5541 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
5542 instead of gen_rtx_PLUS.
5543 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
5544 value to bool. Change function arguments to rtx's and update code
5546 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
5547 calls to match the new declaration.
5548 * simplify-rtx.c (simplify_associative_operation): Don't
5549 reorder simplify_binary_operation arguments.
5551 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5553 * config/mips/mips.c (override_options): Use mips_costs to derive
5554 the default branch cost.
5555 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
5557 * config/mips/mips.opt (mbranch-cost=): New option.
5558 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
5560 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5562 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
5563 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
5564 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
5565 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
5567 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5569 * config/mips/constraints.md (ks): New constraint.
5570 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
5571 (*add<mode>3_mips16): ...here.
5573 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
5575 * optabs.h (enum optab_index): Add new OTI_signbit.
5576 (signbit_optab): Define corresponding macro.
5577 (enum insn_code signbit_optab[]): Remove array.
5578 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
5579 (expand_copysign_absneg): If back end provides signbit insn, use it
5580 instead of bit operations on floating point argument.
5581 * builtins.c (enum insn_code signbit_optab[]): Remove array.
5582 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
5583 for availability of signbit insn.
5585 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
5586 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
5587 SSE mode is not active.
5588 (isinf<mode>2): Disable for mfpmath=sse,387.
5590 2007-07-22 Ben Elliston <bje@au.ibm.com>
5592 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
5594 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
5596 2007-07-20 Richard Guenther <rguenther@suse.de>
5598 * tree-cfg.c (verify_expr): COND_EXPRs can have any
5599 integral typed condition.
5600 * tree-ssa.c (useless_type_conversion_p): Do not preserve
5601 booleanness. Only preserve conversions from a non-base
5602 type to a base type, not in general between types with
5603 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
5604 * tree.def (COND_EXPR): Document that the condition
5605 can be of any integral type.
5607 2007-07-20 Nigel Stephens <nigel@mips.com>
5608 Richard Sandiford <richard@codesourcery.com>
5610 * config/mips/mips.h (mips_dwarf_regno): Declare.
5611 (DBX_REGISTER_NUMBER): Remove redundant brackets.
5612 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
5613 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
5614 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
5615 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
5616 (REG_CLASS_NAMES): Update accordingly.
5617 * config/mips/mips.c (mips_dwarf_regno): New array.
5618 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
5619 (mips_subword): Remove special handling for accumulator registers.
5620 (override_options): Initiailize mips_dwarf_regno. Remove use
5622 (mips_swap_registers): New function.
5623 (mips_conditional_register_usage): Swap accumulator registers
5624 around if TARGET_LITTLE_ENDIAN.
5625 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
5626 * config/mips/constraints.md (h, l): Use the endianness to choose
5627 between MD0_REG and MD1_REG.
5628 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
5629 alternative-dependent template.
5631 2007-07-20 Richard Sandiford <richard@codesourcery.com>
5633 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
5636 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5638 * function.c (thread_prologue_and_epilogue_insns): Fix exit
5639 predecessor fallthru flags.
5641 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5643 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
5644 of compare to the same type.
5645 * cfgloopmanip.c (add_loop): Update information about loop exits.
5646 (loop_version): Remove the innermost loop requirement.
5647 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
5648 to sizetype for pointers.
5650 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
5652 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
5653 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
5654 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
5656 * config/dfp-bit.c: Empty for TFmode conversions.
5658 2007-07-18 Caroline Tice <ctice@apple.com>
5660 * var-tracking.c (find_src_status): Check for COND_EXEC insns
5661 and handle them correctly; check that src is not NULL before
5663 (find_src_set_src): Likewise.
5665 2007-07-18 Bob Wilson <bob.wilson@acm.org>
5667 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
5668 (struct alignment_context, init_alignment_context): New.
5669 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
5670 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
5671 (XCHAL_HAVE_S32C1I): Likewise.
5672 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
5673 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
5674 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
5675 (ATOMIC, HQI): New macros.
5676 (memory_barrier, *memory_barrier): New.
5677 (sync_lock_releasesi): New.
5678 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
5679 (sync_lock_test_and_set<mode>): New.
5680 (sync_<atomic><mode>): New.
5681 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
5682 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
5683 (xtensa_expand_atomic): New.
5685 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5689 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
5690 transformation for builtin ISNORMAL.
5691 (expand_builtin): Handle BUILT_IN_ISNORMAL.
5692 * builtins.def (BUILT_IN_ISNORMAL): New.
5693 * doc/extend.texi: Document isnormal.
5695 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5699 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
5700 optabs infrastructure. Provide generic implementation for
5702 (expand_builtin): Handle FINITE/ISFINITE.
5703 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
5704 (fold_builtin_1): Likewise.
5706 * builtins.def (BUILT_IN_ISFINITE): New.
5708 * doc/extend.texi: Document isfinite.
5710 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5715 * builtins.c (expand_builtin_interclass_mathfn): Provide a
5716 generic fallback for isinf.
5717 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
5718 calculation code ...
5719 * real.c (get_max_float): ... to here.
5720 * real.h (get_max_float): New.
5722 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5726 * builtin-attrs.def (ATTR_TYPEGENERIC,
5727 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
5729 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
5730 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
5731 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
5732 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
5734 * c-common.c (handle_type_generic_attribute): New.
5735 (c_common_attribute_table): Add "type generic".
5737 * c-typeck.c (convert_arguments): Handle "type generic" functions.
5739 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
5741 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
5742 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
5745 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5748 * config/cris/cris.c (cris_print_index): Don't use XEXP before
5749 checking that the operand is an expression.
5751 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
5752 Danny Smith <dannysmith@users.sourceforge.net>
5755 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
5756 file mapping object in local namespace if Windows version later
5759 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5761 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
5762 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
5763 arm_cannot_force_const_mem.
5764 (arm_cannot_force_const_mem): New function.
5765 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
5766 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
5767 of arm_tls_referenced_p.
5768 * config/arm/arm.md (movsi): Split out-of-section constants when
5769 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
5770 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5772 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5774 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
5776 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5778 * config/mips/mips.md (*extendqihi2): Convert the destination
5781 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5783 * config/pa/fptr.c: Update license header.
5784 * config/pa/milli64.S: Likewise.
5786 2007-07-17 Nick Clifton <nickc@redhat.com>
5788 * COPYING_v3: New file. Contains version 3 of the GNU General
5790 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
5791 Lesser General Public License.
5792 * doc/include/gpl_v3.texi: New file. Contains version 3 of
5793 the GNU General Public License.
5795 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
5797 PR rtl-optimization/32773
5798 * cfglayout.c (force_one_exit_fallthru): New function.
5799 (cfg_layout_finalize): Use it.
5801 2007-07-16 Richard Guenther <rguenther@suse.de>
5802 Uros Bizjak <ubizjak@gmail.com>
5804 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
5805 before forcing it to gimple operand.
5807 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
5808 David Ung <davidu@mips.com>
5810 * config/mips/mips.h (TUNE_24K): Define.
5811 (TUNE_MACC_CHAINS): Add TUNE_24K.
5812 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
5814 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
5815 (r74k_int_madd): .. this new reservation.
5816 (define_bypass): Fixed bypasses for r74k_int_madd to use
5818 * config/mips/24k.md (define_bypass): Define new
5819 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
5821 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
5822 Nigel Stephens <nigel@mips.com>
5824 * config/mips/mips.md: Include 20kc.md.
5825 * config/mips/20kc.md: New file.
5826 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
5827 (mips_adjust_cost): Tweak for 20Kc.
5828 (mips_issue_rate): Likewise.
5829 * config/mips/mips.h (TUNE_20KC): Define.
5831 2007-07-16 David Edelsohn <edelsohn@gnu.og>
5833 * config/rs6000/rs6000.c (struct processor_cost): Add
5834 cache_line_size, l1_cache_lines, and simultaneous_prefetches
5836 (*_cost): Add cache information.
5837 (rs6000_override_options): Set cache parameters.
5839 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5842 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
5843 * doc/install.texi (mips-sgi-irix6): pthread support works now.
5845 2007-07-16 Paul Brook <paul@codesourcery.com>
5848 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
5849 (cirrus_thumb2_movsi_insn): Ditto.
5851 2007-07-15 Geoffrey Keating <geoffk@apple.com>
5853 * config/rs6000/darwin-fallback.c (interpret_libc): Change
5856 2007-07-15 Andrew Haley <aph@redhat.com>
5858 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
5859 before looking in the context.
5861 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5865 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
5866 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
5867 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
5868 (pa_output_function_prologue): Use rp_saved and
5869 current_function_is_leaf to generate .CALLINFO statement.
5870 (hppa_expand_prologue): Set rp_saved.
5871 (hppa_expand_epilogue): Use rp_saved.
5872 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
5873 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
5875 2007-07-14 Dirk Mueller <dmueller@suse.de>
5877 * omega.c (coalesce): Fix memory leak on early exit.
5878 * matrix-reorg.c (check_allocation_function): Likewise.
5879 * tree-vect-transform.c (vect_get_new_vect_var): free result
5881 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5882 pass pointer to edge vector
5883 (partition_hot_cold_basic_blocks): Fix memory leak.
5884 * collect2.c (prefix_from_string): Free temporary storage.
5885 * reload1.c (fixup_abnormal_edges): Free sbitmap.
5887 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
5889 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
5890 (DO_GLOBAL_DTORS_BODY): Likewise.
5892 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
5893 Nigel Stephens <nigel@mips.com>
5895 * config/mips/mips.c (mips_classify_symbol): Don't return
5896 SYMBOL_SMALL_DATA for constant pool addresses if
5897 TARGET_EMBEDDED_DATA is true.
5899 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
5901 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
5902 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
5903 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
5904 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
5905 __builtin_ia32_storehps, __builtin_ia32_storelps,
5906 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
5907 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
5908 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
5909 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
5910 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
5911 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
5912 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
5913 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
5914 using def_builtin_const.
5916 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
5918 PR tree-optimization/32705
5919 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
5920 (simplify_binary_expression): Use SSA_VAL consistently.
5922 2007-07-13 David Edelsohn <edelsohn@gnu.org>
5924 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
5925 (SPEFSCR_REGNO): Delete definition.
5926 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
5927 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5928 * config/rs6000/rs6000.h: Do not define *_REGNO.
5929 LINK_REGISTER_REGNUM -> LR_REGNO.
5930 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5931 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
5932 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5933 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
5934 R_VRSAVE, R_VSCR. Use them.
5935 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
5936 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
5937 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
5938 * config/rs6000/aix.h: Define R_LR. Use it.
5940 2007-07-13 Caroline Tice <ctice@apple.com>
5942 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
5943 flag_var_tracking is explicitly turned off (i.e. when variable
5944 tracking is not feasible); otherwise, turn flag_var_tracking on when
5945 flag_var_tracking_uninit is on.
5946 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
5947 note definitions, to allow recording of initialization status in the
5949 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
5950 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
5951 determine if two note locations are equal.
5952 (output_loc_list): Don't output list entries whose start & end labels
5954 (reg_loc_descriptor): Add parameter for initialization status; pass it
5955 to other loc descriptor functions.
5956 (one_reg_loc_descriptor): Add parameter for initialization status;
5957 check its value and add DW_OP_GNU_uninit to returned loc descr if
5959 (multiple_reg_loc_descriptor): Add parameter for initialization
5961 pass init status argument to other loc descriptor functions; check
5962 value of intialization parameter and add DW_OP_GNU_uninit to returned
5963 loc descr if appropriate.
5964 (based_loc_descr): Add parameter for initialization status; add new
5965 variable for return value; check value of initialization parameter and
5966 add DW_OP_GNU_uninit to returned loc descr if appropriate.
5967 (concatn_mem_loc_descriptor): Add parameter for initialization status;
5968 pass init status argument to other loc descriptor functions; check
5969 value of intialization parameter and add DW_OP_GNU_uninit to returned
5970 loc descr if appropriate.
5971 (mem_loc_descriptor): Likewise.
5972 (concat_loc_descriptor): Likewise.
5973 (concatn_loc_descriptor): Likewise.
5974 (loc_descriptor): Add parameter for initialization status; pass it as
5975 argument to other loc descriptor function calls.
5976 (loc_descriptor_from_tree_1): Add appropriate initialization status
5977 to loc descriptor function calls.
5978 (add_location_or_const_value_attribute): Get initialization status
5979 from VAR_LOCATION note; add initialization status to loc descriptor
5981 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
5982 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
5983 status is uninitialized, add "[uninint]" to output.
5984 * common.opt (fvar-tracking-uninit): New option, similar to
5985 fvar-tracking, to turn on tracking of uninitialized variables; creates
5986 a new global flag, flag_var_tracking_uninit.
5987 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
5988 (enum var_init_status): New type, for var initialization status field.
5989 * var-tracking.c (struct location_chain_def): Two new fields, init,
5990 for initialization status, and set_src for the assignment value expr.
5991 (unshare_variable): New parameter for initialization status;
5992 initialize new init and set_src fields.
5993 (var_reg_set): New parameters for initialization status and value;
5994 pass them to set_variable_part.
5995 (var_mem_set): Likewise.
5996 (get_init_value): New function.
5997 (var_reg_delete_and_set): New initialization status & value
5998 parameters; add call to get_init_value if status is unknown; pass new
5999 parameters to clobber_variable_part and var_reg_set.
6000 (var_mem_delete_and_set): Likewise.
6001 (var_reg_delete): Pass null set_src value to clobber_variable_part.
6002 (var_mem_delete): Likewise.
6003 (variable_union): Pass status to unshare_variable; initialize new init
6004 and set_src fields. If flag_var_tracking_uninit is not set, force
6005 status to initialized.
6006 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
6007 used later to get the set_src value.
6008 (find_src_status): New function.
6009 (find_src_set_src): New function.
6010 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
6011 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
6012 MO_SET, get set_src value and pass it to var_reg_delete_and_set
6013 and var_mem_delete_and_set.
6014 (dump_variable): Print out "[uninit]" if appropriate.
6015 (set_variable_part): Add new initialization and set_src parameters;
6016 pass status to unshare_variable; set node->init and node- >set_src
6017 fields and modify slot in hash table appropriately; save the init and
6018 set_src values if appropriate and assign to the new node.
6019 (clobber_variable_part): New set_src parameter; if two nodes have
6020 same variable and same location but different set_src (assignment)
6021 values, clobber old node.
6022 (delete_variable_part): Pass init status to unshare_variable.
6023 (emit_note_insn_var_location): Add initialized var; assign var's init
6024 status to new 'initialized'; pass new init status field to calls to
6025 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
6026 status to initialized.
6027 (emit_notes_in_bb): Pass initialization status to calls to
6028 var_reg_set, var_mem_set, var_reg_delete_and_set and
6029 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
6030 var_reg_delete_and_set and var_mem_delete_and_set; call
6031 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
6032 make up for change in add_stores.
6033 (vt_add_function_parameters): Add status to calls to
6035 * config/darwin.c (darwin_override_options): Turn on uninitialized
6036 tracking automatically, if var_tracking is on and the system is
6039 2007-07-13 Sa Liu <saliu@de.ibm.com>
6041 * config.gcc: Add options for arch and tune on SPU.
6042 * config/spu/predicates.md: Add constant operands 0 and 1.
6043 * config/spu/spu-builtins.def: Add builtins for double precision
6044 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
6045 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
6047 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
6049 * config/spu/spu-protos.h: Add new function prototypes.
6050 * config/spu/spu.c (spu_override_options): Check options -march and
6052 (spu_comp_icode): Add comparison code for DFmode and vector mode.
6053 (spu_emit_branch_or_set): Use the new code for DFmode and vector
6055 (spu_const_from_int): New. Create a vector constant from 4 ints.
6056 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
6057 (spu_emit_vector_compare): New. Emit vector compare.
6058 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
6059 * config/spu/spu.h: Add options -march and -mtune. Define processor
6060 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
6061 CANONICALIZE_COMPARISON.
6062 * config/spu/spu.md: Add new insns for double precision compare
6063 and double precision vector compare. Add vcond and smax/smin patterns
6064 to enable DFmode vector conditional expression.
6065 * config/spu/spu.opt: Add options -march and -mtune.
6066 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
6067 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
6068 both CELL and CELLEDP targets: spu_testsv.
6069 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
6072 2007-07-13 Richard Guenther <rguenther@suse.de>
6074 PR tree-optimization/32721
6075 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
6076 TREE_THIS_VOLATILE on the folded reference.
6077 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
6078 if the array reference has TREE_THIS_VOLATILE set.
6080 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
6083 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
6085 2007-07-13 Andreas Schwab <schwab@suse.de>
6087 * gengtype-lex.l: Allow declarations to be indented.
6089 2007-07-12 Geoffrey Keating <geoffk@apple.com>
6091 * ginclude/tgmath.h: New.
6092 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
6093 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
6094 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
6095 * configure: Regenerate.
6097 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
6099 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
6100 correct index when setting register save state for xd
6103 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
6105 * config/sh/sh.c (mark_use): Remove.
6107 2007-07-12 Paul Brook <paul@codesourcery.com>
6109 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
6110 reg does not overlap return value.
6112 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
6114 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
6115 (set_expression_vuses): Ditto.
6116 (init_pre): Initialize expression_vuses.
6118 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6120 * config/i386/sse.md (storentdf, storentsf): New.
6122 2007-07-12 Geoffrey Keating <geoffk@apple.com>
6124 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
6126 * tree.c (build_decl_stat): Move code from here...
6127 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
6128 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
6129 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
6130 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
6131 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
6134 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
6135 Devang Patel <dpatel@apple.com>
6137 PR tree-optimization/25413
6138 * targhooks.c (default_builtin_vector_alignment_reachable): New.
6139 * targhooks.h (default_builtin_vector_alignment_reachable): New.
6140 * tree.h (contains_packed_reference): New.
6141 * expr.c (contains_packed_reference): New.
6142 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
6143 (vect_enhance_data_refs_alignment): Call
6144 vector_alignment_reachable_p.
6145 * target.h (vector_alignment_reachable): New builtin.
6146 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
6147 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
6148 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
6150 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
6152 * target.h (builtin_vectorization_cost): Add new target builtin.
6153 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
6154 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
6155 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
6156 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
6157 uninitialized variables.
6158 * tree-vect-transform.c (cost_for_stmt): New function.
6159 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
6160 using cost 1 for all scalar stmts. Be less conservative when
6161 estimating the number of prologue/epulogue iterations. Call
6162 targetm.vectorize.builtin_vectorization_cost. Return
6163 min_profitable_iters-1.
6164 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
6165 initialization cost instead of TARG_VEC_STMT_COST. Use
6166 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
6167 epilogue code. Fix epilogue cost computation.
6168 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
6169 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
6170 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
6171 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
6172 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
6173 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
6175 2007-07-12 Richard Guenther <rguenther@suse.de>
6177 * gimplify.c (gimplify_conversion): Make sure that the result
6178 from maybe_fold_offset_to_reference is trivially convertible
6179 to the desired type before doing the simplification.
6180 (gimplify_expr): Likewise.
6181 * fold-const.c (fold_binary): Use the correct types for
6182 building the simplified expression.
6184 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6186 PR rtl-optimization/32729
6187 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
6188 that fallthru to exit.
6190 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
6192 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
6193 (symDTPOFF2reg): Likewise.
6195 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
6197 PR tree-optimization/32663
6199 * tree.h (VALUE_HANDLE_VUSES): Remove.
6200 (struct tree_value_handle): Remove vuses.
6202 * tree-vn.c (create_value_handle_for_expr): Don't set
6205 * tree-ssa-pre.c (expression_vuses): New.
6206 (alloc_expression_id): Set up expression_vuses.
6207 (get_expression_vuses): New.
6208 (set_expression_vuses): Ditto.
6209 (clear_expression_ids): Modify for expression_vuses.
6210 (phi_translate_1): Ditto.
6211 (phi_translate_set): Ditto.
6212 (value_dies_in_block_x): Ditto
6213 (valid_in_sets): Ditto.
6214 (add_to_sets): Ditto.
6215 (find_existing_value_expr): Ditto.
6216 (create_value_handle_for_expr): Ditto.
6217 (make_values_for_stmt): Ditto.
6218 (vuse_equiv): Remove.
6220 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
6222 * Makefile.in (mostlyclean): Remove object files.
6224 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
6226 * toplev.c (no_new_pseudos): Deleted.
6227 * rtl.h (no_new_pseudos): Deleted.
6228 * tree-pass.h (pass_no_new_pseudos): Deleted.
6229 * passes.c (pass_no_new_pseudos): Deleted.
6230 * final.c (rest_of_clean_state): Removed no_new_pseudos.
6231 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
6232 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
6234 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
6235 * rtlhooks.c (gen_lowpart_general): Ditto.
6236 * optabs.c (prepare_operand): Ditto.
6237 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
6239 * modulo-sched.c (rest_of_handle_sms): Ditto.
6240 * see.c (rest_of_handle_see): Ditto.
6241 * ifcvt.c (if_convert): Ditto.
6242 (gate_handle_if_after_combine): Replaced no_new_pseudos with
6244 * init-regs.c (gate_initialize_regs): Deleted set of
6246 * lower-subreg.c (decompose_multiword_subregs): Ditto.
6247 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
6248 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
6250 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
6253 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
6254 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
6255 (*vec_extractv2di_1_rex64): New insn pattern.
6257 2007-07-11 David Daney <ddaney@avtrex.com>
6259 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
6260 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
6261 for SIGNAL_UNWIND_RETURN_COLUMN.
6262 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
6263 (DWARF_FRAME_REGNUM): Rewrite.
6264 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
6266 2007-07-11 Nick Clifton <nickc@redhat.com>
6268 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
6269 delta and use gen_int_mode in place of GET_INT instead.
6271 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
6273 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
6276 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
6278 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
6279 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
6281 * params.h (VERIFY_CANONICAL_TYPES): Remove.
6282 (USE_CANONICAL_TYPES): New.
6283 * doc/invoke.texi (verify-canonical-types): Remove.
6284 (use-canonical-types): Add.
6286 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
6288 * config/spu/spu.c (spu_optimization_options): Remove setting of
6289 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
6290 (spu_override_options): Move it here.
6292 2007-07-11 Richard Sandiford <richard@codesourcery.com>
6294 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
6295 * config/mips/mips.c (mips_cpu_info_table): Mention
6296 MIPS_ISA_LEVEL_SPEC in the comment.
6298 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
6300 PR tree-optimization/32713
6301 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
6303 2007-07-11 Paolo Carlini <pcarlini@suse.de>
6306 * c-opts.c (c_common_post_options): Do not change flag_complex_method
6307 conditional to flag_isoc99.
6308 (c_common_init_options): Do it here, unconditionally.
6310 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
6312 PR tree-optimization/32589
6313 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
6314 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
6315 * tree-ssa-propagate.c (valid_gimple_expression_p): New
6316 predicate, extracted from...
6317 (set_rhs): ...here. Call it for the expression on entry.
6318 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
6319 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
6320 (simplify_binary_expression): Use valid_gimple_expression_p
6321 to validate the simplification.
6322 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
6324 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
6326 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
6327 DWARF2_DEBUG on 32 bit target too.
6328 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
6330 2007-07-11 Nick Clifton <nickc@redhat.com>
6332 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
6333 version for 64-bit hosts.
6335 2007-07-10 David Daney <ddaney@avtrex.com>
6337 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
6339 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
6341 * config/mips/mips.c (mips_expand_synci_loop): New function.
6342 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
6343 (UNSPEC_RDHWR): Same.
6344 (UNSPEC_SYNCI): Same.
6345 (UNSPEC_SYNC): Same.
6346 (clear_cache): New expand.
6350 (clear_hazard): Same.
6351 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
6353 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
6354 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
6356 2007-07-10 Ian Lance Taylor <iant@google.com>
6358 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
6361 2007-07-10 David Daney <ddaney@avtrex.com>
6363 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
6364 * builtins.c (expand_builtin___clear_cache): New function.
6365 (expand_builtin): Call expand_builtin___clear_cache for
6366 BUILT_IN_CLEAR_CACHE case.
6367 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
6368 * doc/md.texi (clear_cache): Document new instruction pattern.
6369 * testsuite/gcc.dg/builtins-64.c: New test.
6371 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
6373 * config/cris/cris.md ("movsi"): Fix typo in last change.
6375 2007-07-09 Geoffrey Keating <geoffk@apple.com>
6378 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
6380 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
6381 * varasm.c (assemble_start_function): Honor DECL_ALIGN
6382 for FUNCTION_DECLs. Don't use align_functions_log if
6384 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
6385 even for FUNCTION_DECLs.
6386 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
6388 * tree.h (DECL_ALIGN): Update for new location of 'align'.
6389 (DECL_FUNCTION_CODE): Update for new location and name of
6391 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
6392 (struct tree_decl_common): Move 'align' and 'off_align' out
6393 of union, ensure they're still on a 32-bit boundary. Remove
6394 other fields in union 'u1'.
6395 (struct tree_function_decl): Add field 'function_code' replacing
6396 'u1.f' in tree_decl_common.
6397 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
6398 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
6399 (Variable Attributes): Cross-reference 'aligned' attribute
6400 to Function Attributes.
6401 * flags.h (force_align_functions_log): Delete.
6402 * toplev.c (force_align_functions_log): Delete.
6404 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
6407 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
6408 (*vec_concatv2di_rex): New insn pattern.
6410 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6413 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
6415 2007-07-10 Ian Lance Taylor <iant@google.com>
6417 Replace no_new_pseudos in backends.
6418 * rtl.h (can_create_pseudo_p): Define.
6419 * config/darwin.c (machopic_indirect_data_reference): Use
6420 can_create_pseudo_p () instead of no_new_pseudos.
6421 (machopic_indirect_data_reference): Likewise.
6422 (machopic_legitimize_pic_address): Likewise.
6423 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
6424 (alpha_emit_set_const_1): Likewise.
6425 (alpha_emit_set_const): Likewise.
6426 (alpha_emit_conditional_move): Likewise.
6427 (alpha_split_conditional_move): Likewise.
6428 * config/alpha/alpha.md (various splitters): Likewise.
6430 * config/arm/arm.c (legitimize_pic_address): Likewise.
6431 (arm_load_pic_register): Likewise.
6432 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
6433 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
6434 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
6435 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
6436 * config/cris/cris.md (movsi): Likewise.
6437 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
6438 (symGOTOFF2reg_hilo): Likewise.
6439 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
6440 * config/h8300/h8300.md (insv, extzv): Likewise.
6441 * config/i386/i386.c (ix86_expand_move): Likewise.
6442 (ix86_expand_vector_move): Likewise.
6443 (ix86_prepare_fp_compare_args): Likewise.
6444 (ix86_expand_carry_flag_compare): Likewise.
6445 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
6446 (tls_dynamic_gnu2_combine_32): Likewise.
6447 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
6448 * config/ia64/ia64.c (ia64_expand_move): Likewise.
6449 (ia64_expand_movxf_movrf): Likewise.
6450 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
6451 (m32c_split_move): Likewise.
6452 (m32c_expand_insv): Likewise.
6453 * config/m68k/m68k.md (movsi): Likewise.
6454 * config/mips/mips.c (mips_force_temporary): Likewise.
6455 (mips_split_symbol): Likewise.
6456 (mips_move_integer): Likewise.
6457 (mips_legitimize_const_move): Likewise.
6458 * config/mn10300/mn10300.md (movsi): Likewise.
6459 * config/pa/pa.c (emit_move_sequence): Likewise.
6460 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
6461 (rs6000_got_register): Likewise.
6462 (create_TOC_reference): Likewise.
6463 (rs6000_machopic_legitimize_pic_address): Likewise.
6464 * config/rs6000/rs6000.md (add<mode>3): Likewise.
6465 (various splitters): Likewise.
6466 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
6467 (movsi_got): Likewise.
6468 * config/s390/s390.c (emit_symbolic_move): Likewise.
6469 * config/s390/s390.md (movhi, movqi): Likewise.
6470 (load_multiple, store_multiple): Likewise.
6471 * config/score/score.c (score_force_temporary): Likewise.
6472 * config/sh/sh.c (prepare_move_operands): Likewise.
6473 (prepare_cbranch_operands): Likewise.
6474 (emit_fpu_switch): Likewise.
6475 (fpscr_set_from_mem): Likewise.
6476 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
6477 (adddi3, subsi3): Likewise.
6478 (various splitters): Likewise.
6479 (divsi_inv_fp_combine): Likewise.
6480 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
6481 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
6483 * config/sh/predicates.md (xor_operand): Likewise.
6484 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
6485 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
6486 (movdi_pic_label_ref): Likewise.
6487 * config/spu/spu.c (spu_split_immediate): Likewise.
6488 * config/alpha/alpha.md (various splitters): Remove test
6489 !no_new_pseudos || reload_completed.
6490 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
6492 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6493 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6494 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6495 * config/score/score.c (th_output_mi_thunk): Likewise.
6496 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6497 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6499 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
6501 PR rtl-optimization/32664
6502 * mode-switching.c (create_pre_exit): Skip barrier insns.
6504 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
6506 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
6507 force_gimple_operand_bsi.
6508 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
6509 rewrite_use_compare): Ditto.
6510 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
6512 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
6513 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
6514 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
6515 * tree-profile.c (prepare_instrumented_value,
6516 tree_gen_interval_profiler, tree_gen_pow2_profiler,
6517 tree_gen_one_value_profiler, tree_gen_ic_profiler,
6518 tree_gen_ic_func_profiler, tree_gen_average_profiler,
6519 tree_gen_ior_profiler): Ditto.
6520 * tree-ssa-reassoc.c (negate_value): Ditto.
6521 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
6522 Use force_gimple_operand_bsi.
6523 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
6524 * tree-if-conv.c (add_to_dst_predicate_list,
6525 find_phi_replacement_condition): Ditto.
6526 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
6527 Call mark_symbols_for_renaming for new statements.
6528 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
6530 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
6532 * cfghooks.c (remove_edge): New function.
6533 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
6535 * cfghooks.h (remove_edge): Declare.
6536 * cfg.c (remove_edge): Renamed to remove_edge_raw.
6537 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
6539 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
6541 * optabs.h: Added declaration for signbit_optab.
6542 * optabs.c: (init_optabs): Added initialization for signbit_optab.
6543 * genoptinit.c (optabs): Added entry for signbit insns.
6544 * builtins.c (expand_builtin_signbit): Added code to use a signbit
6546 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
6547 * config/s390/s390.md (signbit<mode>2): New expander.
6549 2007-07-09 Richard Guenther <rguenther@suse.de>
6552 * fold-const.c (fold_plusminus_mult_expr): Move constant
6553 arguments second to allow decomposing.
6555 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
6558 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
6560 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6561 Disregard DECL_FROM_INLINE.
6563 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
6566 * doc/invoke.texi: Add ftree-reassoc flag.
6567 * common.opt (ftree-reassoc): New flag.
6568 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
6569 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
6571 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
6573 PR tree-optimization/32681
6574 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
6575 saved in second_edge->aux when first_bb is a loop header.
6577 2007-07-09 Jan HUbicka <jh@suse.cz>
6579 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
6581 2007-07-09 Richard Guenther <rguenther@suse.de>
6583 * c-decl.c (start_function): Do not promote return type.
6585 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
6587 * function.c (do_warn_unused_parameter): Do not warn if
6588 TREE_NO_WARNING is set.
6590 2007-07-08 Andreas Schwab <schwab@suse.de>
6592 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
6594 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
6597 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
6599 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
6600 apply to assembly language, too.
6601 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
6603 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
6605 Revert (note the sccvn portions are *not* reverted)
6606 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
6608 Fix PR tree-optimization/23488
6610 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6612 * tree-flow-inline.h (get_value_handle): Ditto.
6613 * tree-ssa-pre.c (decl_vh_map): New.
6614 (decl_node_pool): New.
6615 (can_value_number_operation): Support DECL_P.
6616 (can_PRE_operation): Ditto.
6617 (create_expression_by_pieces): Ditto.
6618 (find_existing_value_expr): Modify to differnetiate between
6619 addressing and top level.
6620 (create_value_handle_for_expr): Handle DECL's.
6621 (poolify_tree): Ditto.
6622 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6623 (make_values_for_stmt): Handle DECL's properly.
6624 (init_pre): Reorg to not init useless things during FRE.
6626 * tree-flow.h: Include pointer-set.h.
6627 (decl_vh_map): Declare.
6628 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
6630 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
6632 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
6633 the constraint description.
6634 * doc/md.texi: Update documentation of AVR constraints.
6636 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
6638 * auto-inc-dec.c, config/arm/arm.c,
6639 config/m32r/constraints.md, config/mips/mips.md,
6640 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
6641 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
6642 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
6643 typos. Follow spelling conventions.
6644 * doc/invoke.texi, doc/rtl.texi: Fix typos.
6646 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
6647 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
6649 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
6650 realloc_vuse): Remove.
6651 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
6654 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
6656 Fix PR tree-optimization/23488
6658 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
6659 (try_to_simplify): Ditto.
6661 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6663 * tree-flow-inline.h (get_value_handle): Ditto.
6664 * tree-ssa-pre.c (decl_vh_map): New.
6665 (decl_node_pool): New.
6666 (can_value_number_operation): Support DECL_P.
6667 (can_PRE_operation): Ditto.
6668 (create_expression_by_pieces): Ditto.
6669 (find_existing_value_expr): Modify to differnetiate between
6670 addressing and top level.
6671 (create_value_handle_for_expr): Handle DECL's.
6672 (poolify_tree): Ditto.
6673 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6674 (make_values_for_stmt): Handle DECL's properly.
6675 (init_pre): Reorg to not init useless things during FRE.
6677 * tree-flow.h: Include pointer-set.h.
6678 (decl_vh_map): Declare.
6679 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
6681 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
6683 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
6684 apply to assembly language, too.
6685 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
6687 2007-07-06 Ian Lance Taylor <iant@google.com>
6688 Zack Weinberg <zackw@panix.com>
6691 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
6693 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6695 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
6696 (prefetch): Likewise if "pref" would be used.
6698 2007-07-06 Josh Conner <jconner@apple.com>
6702 * calls.c (store_one_arg): Handle arguments which are partially
6703 on the stack when detecting argument overlap.
6705 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
6707 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
6708 chosen during find_reloads.
6710 2007-07-06 Richard Guenther <rguenther@suse.de>
6712 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
6713 TYPE_ARG_TYPES for verification of argument types. Use
6714 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
6715 parameters as variable arguments.
6717 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
6719 * libgcc2.h (word_type): Type definition removed.
6720 (cmp_return_type, shift_count_type): Type definitions added.
6721 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
6722 replaced with shift_count_type.
6723 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
6725 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
6726 changed from word_type to Wtype.
6727 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
6728 replaced with shift_count_type.
6729 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
6731 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
6732 and libgcc_shift_count attribute added.
6733 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
6734 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
6735 (TARGET_INITIALIZER): New target hooks added.
6736 * targhooks.c (default_libgcc_cmp_return_mode,
6737 default_libgcc_shift_count_mode): Default implementations for the new
6739 * targhooks.h (default_libgcc_cmp_return_mode,
6740 default_libgcc_shift_count_mode): Function prototypes added.
6741 * target.h (struct gcc_target): Fields for the new target hooks added.
6742 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
6744 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
6747 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
6748 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
6750 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
6751 s390_libgcc_shift_count_mode): Functions added.
6752 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
6753 Target hooks defined.
6755 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6757 * config/mips/mips.c (compute_frame_size): Restore the original
6758 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
6759 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
6760 Document why the difference is needed.
6762 2007-07-06 Richard Guenther <rguenther@suse.de>
6764 * c-common.c (boolean_increment): Use correctly typed
6767 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6769 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
6770 the topmost argument register is not also included in the save mask.
6771 (mips16e_collect_argument_save_p): Take a pointer to the argument
6772 register, rather than a pointer to the number of arguments.
6773 (mips16e_collect_argument_saves): Only include argument saves
6774 that aren't in the register mask.
6776 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
6778 PR rtl-optimization/32450
6779 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
6780 to ensure that instructions are not moved into the prologue when
6781 profiling is on. Remove unused prologue_end variable.
6782 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
6783 as a scheduling barrier.
6785 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
6788 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6789 Disregard DECL_FROM_INLINE.
6791 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
6793 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
6794 IORing with a constant.
6796 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
6798 PR rtl-optimization/32475
6799 * df-scan.c (df_def_record_1): Add a use of the stack pointer
6800 for every definition of the stack pointer.
6802 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
6804 * arm.c (vfp3_const_double_index): Copy signed results of
6805 REAL_VALUE_TO_INT into unsigned vars.
6807 2007-07-05 Richard Guenther <rguenther@suse.de>
6810 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
6812 * tree-ssa.c (useless_type_conversion_p): Check canonical
6815 2007-07-05 Anatoly Sokolov <aesok@post.ru>
6817 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
6818 zero_extendhisi2): Change to define_insn_and_split.
6819 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
6821 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
6823 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
6824 pass_match_asm_constraints): New.
6825 * passes.c (init_optimization_passes): Add new pass.
6826 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
6827 * function.h (struct function): Add has_asm_statement bit.
6828 (current_function_has_asm_statement): New.
6829 * tree-pass.h (pass_match_asm_constraints): New.
6831 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
6833 * config/mips/mips.c (mips_file_start): Avoid declaration
6836 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6838 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
6840 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
6842 * rtl.def (NOTE): Change print format string to print
6843 operand 5 as a note insn name.
6845 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6846 David Ung <davidu@mips.com>
6848 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
6849 * doc/invoke.texi: (MIPS Options): Document them.
6851 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6852 David Ung <davidu@mips.com>
6854 Add support for SmartMIPS ASE.
6856 * optabs.c (expand_binop_directly): New, broken out from...
6857 (expand_binop): Here. Make it try rotating in the other
6858 direction even when the second operand isn't constant.
6859 * config/mips/mips.md (*lwxs): New.
6860 * config/mips/mips.opt (msmartmips): New.
6861 * config/mips/mips.c (mips_lwxs_address_p): New.
6862 (mips_rtx_costs): Make it recognize scaled indexed addressing.
6863 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6864 __mips_smartmips when compiling for TARGET_SMARTMIPS.
6865 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
6866 (ISA_HAS_LWXS): New.
6867 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
6868 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
6869 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
6870 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
6871 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
6872 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
6873 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
6875 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6877 * tree-vectorizer.c (new_loop_vec_info): Initialize
6878 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6879 * tree-vectorizer.h (_loop_vec_info): Added new filed
6880 min_profitable_iters.
6881 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
6882 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
6883 * tree-vect-analyze.c (vect_analyze_operations): Set
6884 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6885 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
6886 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
6887 Fix calculation of peel_iters_prologue. Move consideration of epilogue
6888 and prologue cost to after they are computed.
6889 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
6891 (vect_model_simple_cost): Takes additional argument dt. Consider cost
6892 of creating vectors from scalars according to dt.
6893 (vect_model_store_cost): Likewise.
6894 (vectorizable_call): Use dt array instead of scalar dt. Call
6895 vect_model_simple_cost with additional argument dt.
6896 (vectorizable_assignment): Likewise.
6897 (vectorizable_operation): Likewise.
6898 (vectorizable_type_demotion): Likewise.
6899 (vectorizable_type_promotion): Likewise.
6900 (vectorizable_store): Use dt array instead of scalar dt. Call
6901 vect_model_store_cost with additional argument dt.
6902 (vect_do_peeling_for_loop_bound): Don't call
6903 vect_estimate_min_profitable_iters. Instead, lookup
6904 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
6905 "may not be profitable".
6907 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6910 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
6911 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
6912 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
6913 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
6915 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
6917 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
6918 addressing modes cheaper.
6920 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
6922 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
6923 (dw_ranges_struct): Rename block_num to num. Adjust.
6924 (dw_ranges_by_label_struct): New.
6925 (ranges_by_label, ranges_by_label_allocated,
6926 ranges_by_label_in_use): New variables.
6927 (add_ranges_num): Factored most of the code out of...
6928 (add_ranges): ... this one. Rewrite in terms of the former.
6929 (add_ranges_by_labels): New.
6930 (output_ranges): Output by-label ranges.
6931 (dwarf2out_finish): Output range for multiple-section
6932 compile_unit. Output standard DW_AT_low_pc in addition to
6933 unexpected DW_AT_entry_pc.
6935 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
6937 PR tree-optimization/32604
6938 PR tree-optimization/32606
6940 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
6941 (compute_antic_safe): Removed.
6942 (ANTIC_SAFE_LOADS): Ditto.
6943 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
6944 (execute_pre): Don't call compute_antic_safe.
6945 (vuse_equiv): New function.
6946 (make_values_for_stmt): Use it
6947 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
6950 2007-07-04 Anatoly Sokolov <aesok@post.ru>
6953 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
6955 (avr_attribute_table): Make "naked" attribute apply to function types
6956 rather than to decls.
6957 (avr_handle_fntype_attribute): New function.
6959 2007-07-04 Joseph Myers <joseph@codesourcery.com>
6961 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
6964 2007-07-04 David Ung <davidu@mips.com>
6965 Joseph Myers <joseph@codesourcery.com>
6967 * config/mips/mips.md (type): Add logical, signext and move.
6968 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
6969 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
6970 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
6971 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
6972 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
6973 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
6974 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
6975 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
6976 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
6977 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
6978 movv2sf_hardfloat_64bit): Use the new types.
6979 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
6980 *movdf_softfloat, *movdf_mips16): Use "multi".
6981 (extendqihi2): Replace with a define_expand.
6982 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
6983 Based on extend<SHORT:mode><GPR:mode>2 patterns.
6984 * config/mips/74k.md (r74k_int_logical): New reservation and
6986 (r74k_int_arith): Remove "slt".
6987 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
6988 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
6989 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
6990 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
6991 reservations for "arith".
6993 2007-07-04 Richard Guenther <rguenther@suse.de>
6995 * tree-ssa.c (useless_type_conversion_p): Add handling for
6996 scalar float and vector types. Only call the types_compatible_p
6997 langhook for aggregate types as last resort. Follow the
7000 2007-07-04 Richard Guenther <rguenther@suse.de>
7002 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
7003 the same as NOP_EXPR.
7005 2007-07-04 Nick Clifton <nickc@redhat.com>
7007 * target.h (struct gcc_target): Add target_help field.
7008 * target-def.h (TARGET_HELP): New.
7009 (TARGET_INITIALIZER): Use TARGET_HELP.
7010 * opts.c (command_handle_option): Invoke target_help function, if
7011 defined, when the user has specified --target-help on the command
7013 * doc/invoke.texi: Mention that --target-help might print
7014 additional information.
7015 * doc/tm.texi: Document TARGET_HELP hook.
7017 * arm.c (TARGET_HELP): Override default definition.
7018 (arm_target_help): New - display a wrapped list of cores and
7019 architectures supported.
7021 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
7023 * config/v850/v850.c (expand_prologue): Make sure
7024 GEN_INT() argument is sign extended rather than zero extended.
7025 (expand_epilogue): Likewise.
7026 (output_move_double): Delete.
7027 * config/v850/v850-protos.h (output_move_double): Delete.
7028 * config/v850/v850.md (movdi): Delete.
7029 (*movdi_internal): Delete.
7031 (*movdf_internal): Delete.
7033 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7035 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
7036 unless compiling RTP PIC.
7038 2007-07-04 Richard Guenther <rguenther@suse.de>
7040 PR tree-optimization/32482
7041 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
7042 original ssa name if we didn't find a shift expression.
7043 Fix shift constant for bit zero test.
7045 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7047 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
7049 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7051 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
7052 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
7053 * config/arm/vxworks.h (ASM_SPEC): Delete.
7054 (SUBTARGET_EXTRA_ASM_SPEC): Define.
7056 2007-07-04 Sebastian Pop <sebpop@gmail.com>
7058 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
7059 (DDR_REVERSED_P): New.
7060 * tree-data-ref.c (initialize_data_dependence_relation,
7061 build_classic_dist_vector): Set DDR_REVERSED_P.
7063 2007-07-04 Sebastian Pop <sebpop@gmail.com>
7066 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
7067 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7068 init_omega_for_ddr_1): Use non conservative number of iterations
7070 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
7071 (analyze_siv_subscript): Remove FIXME and reinitialization of
7072 last_conflicts to chrec_dont_know.
7073 * testsuite/gfortran.dg/vect/pr32457.f90: New.
7075 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
7077 * tree.c (maybe_canonicalize_argtypes): Improve description.
7079 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
7081 * tree.c (maybe_canonicalize_argtypes): New.
7082 (build_function_type): Set canonical type.
7083 (build_method_type_directly): Ditto.
7084 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
7087 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7089 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
7091 (rewrite_use_nonlinear_expr): Likewise.
7093 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
7095 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
7097 2007-07-04 Ben Elliston <bje@au.ibm.com>
7099 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
7102 * c-objc-common.c (c_types_compatible_p): Fix indentation.
7104 * doc/tm.texi (Run-time Target): Capitalise "CPU".
7105 (Exception Handling): Likewise.
7107 2007-07-03 Jan Hubicka <jh@suse.cz>
7109 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
7111 2007-07-03 Eric Christopher <echristo@apple.com>
7113 * doc/cppopts.texi: Add conflicting option note to -dM.
7114 * doc/invoke.texi: Add note about possible conflicts with
7115 -E for -dCHARS and note that -dM will not produce
7116 any results if there is no machine dependent reorg.
7118 2007-07-03 Geoffrey Keating <geoffk@apple.com>
7120 * tree.h (DECL_ALIGN): Back out previous change.
7122 2007-07-03 Joseph Myers <joseph@codesourcery.com>
7124 * configure.ac: Test for .dtprelword support on MIPS.
7125 * configure, config.in: Regenerate.
7126 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
7127 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7129 2007-07-03 Julian Brown <julian@codesourcery.com>
7131 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
7132 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
7133 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
7134 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
7136 (all_fpus): Add FPUTYPE_VFP3.
7137 (fp_model_for_fpu): Add VFPv3 field.
7138 (arm_rtx_costs_1): Give cost to VFPv3 constants.
7139 (vfp3_const_double_index): New function. Return integer index of
7140 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
7142 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
7143 and argument represents a valid RTX for a VFPv3 constant.
7144 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
7146 (vfp_emit_fstmd): Similar, for fstmd.
7147 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
7148 constants, represented as integer indices.
7149 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
7150 VFP_REGNO_OK_FOR_DOUBLE macros.
7151 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
7152 (arm_file_start): Set float-abi attribute for VFPv3, and output
7153 correct ".fpu" assembler directive.
7154 (arm_dbx_register_numbering): Add FIXME.
7155 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
7156 (fputype): Add FPUTYPE_VFP3.
7157 (FIXED_REGISTERS): Add 32 registers for D16-D31.
7158 (CALL_USED_REGISTERS): Likewise.
7159 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
7160 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
7161 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
7162 (D7_VFP_REGNUM): New.
7163 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
7164 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
7165 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
7166 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
7167 (REG_ALLOC_ORDER): Adjust for VFPv3.
7168 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
7169 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
7170 VFP_LO_REGS, VFP_HI_REGS.
7171 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
7172 (IS_VFP_CLASS): Define macro.
7173 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
7175 (REGISTER_MOVE_COST): Likewise.
7176 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
7177 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
7178 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
7179 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
7180 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
7181 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
7182 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
7183 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
7184 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
7185 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
7186 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
7187 where appropriate for single-word registers.
7188 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
7189 As above. Fix type attributes.
7190 * config/arm/constraints.md (register_contraint "t"): Define.
7191 (register_constraint "w"): Change to D0-D15, or D0-D31 for
7193 (register_constraint "x"): Define.
7194 (constraint "Dv"): Define.
7196 2007-07-03 Geoffrey Keating <geoffk@apple.com>
7198 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
7200 2007-07-03 Tom Tromey <tromey@redhat.com>
7202 * c-parser.c (objc_pq_context): Removed.
7203 (objc_need_raw_identifier): Likewise.
7204 (c_parser) <objc_pq_context>: New field.
7205 <objc_need_raw_identifier>: Likewise.
7206 (OBJC_NEED_RAW_IDENTIFIER): Removed.
7207 (c_lex_one_token): Update.
7208 (c_parser_objc_protocol_definition): Update.
7209 (c_parser_objc_method_definition): Update.
7210 (c_parser_objc_methodproto): Update.
7211 (c_parser_declspecs): Update.
7213 2007-07-03 David Ung <davidu@mips.com>
7215 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
7217 2007-07-03 David Ung <davidu@mips.com>
7218 Richard Sandiford <richard@codesourcery.com>
7220 * doc/invoke.texi: Document -march=74kf3_2.
7221 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
7222 (TUNE_74K): Check for it.
7223 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
7224 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
7225 * config/mips/mips.md (cpu): Add 74kf3_2.
7226 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
7227 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
7228 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
7229 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
7230 74kf3_2 to the CPU list.
7231 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
7232 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
7233 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
7234 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
7235 (r74kf3_2_fxfer_from_c1): New insn reservations.
7237 2007-07-03 Richard Sandiford <richard@codesourcery.com>
7238 David Ung <davidu@mips.com>
7240 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
7241 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
7242 and 74k[fx]. Document aliases for the new options.
7243 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
7244 (PROCESSOR_24KF2_1): ...this.
7245 (PROCESSOR_24KX): Rename to...
7246 (PROCESSOR_24KF1_1): ...this.
7247 (PROCESSOR_74KF): Rename to...
7248 (PROCESSOR_74KF2_1): ...this.
7249 (PROCESSOR_74KX): Rename to...
7250 (PROCESSOR_74KF1_1): ...this.
7251 (TUNE_74K): Update PROCESSOR_* names.
7252 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
7253 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
7254 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
7255 (mips_rtx_cost_data): Update processor names in comments.
7256 (mips_issue_rate): Update PROCESSOR_* names.
7257 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
7258 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
7259 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
7260 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
7261 Update cpu attribute names.
7262 (r24k_fpu_iss): Rename this reservation to...
7263 (r24kf2_1_fpu_iss): ...this and update all uses.
7264 (r24kx_fpu_iss): Rename this reservation to...
7265 (r24kf1_1_fpu_iss): ...this and update all uses.
7266 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
7267 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
7268 Update cpu attribute names.
7270 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
7272 * config/m32r/constraints.md: New file.
7273 * config/m32r/m32r.c: Include tm-constrs.h.
7274 (small_data_operand): Use satisfies_constraint_* instead of macro.
7275 (addr24_operand, gen_compare): Likewise.
7276 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
7277 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
7278 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7279 EXTRA_CONSTRAINT): Likewise.
7280 * config/m32r/m32r.md: Include constraints.md.
7281 (*movsi_insn): Use satisfies_constraint_* instead of macro.
7282 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
7283 * config/m32r/predicates.md (conditional_move_operand): Likewise.
7284 (two_insn_const_operand, int8_operand, uint16_operand,
7285 reg_or_int16_operand, reg_or_uint16_operand,
7286 reg_or_cmp_int16_operand, cmp_int16_operand,
7287 seth_add3_operand): Likewise.
7289 2007-07-03 Eric Christopher <echristo@gmail.com>
7291 * libgcc2.h: Conditionally declare __bswapsi2 and
7294 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
7296 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
7299 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7302 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
7303 (__gthrw_pragma): Provide default definition.
7305 * gthr-posix.c (__gthrw_pragma): Define.
7307 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
7309 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
7310 before declaring inequality.
7312 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
7314 * combine.c (recog_for_combine): Log the success or failure of
7315 matching new insn patterns against the machine description in
7318 2007-07-03 Revital Eres <eres@il.ibm.com>
7320 * ddg.c (print_sccs): New function.
7321 (check_sccs): New function.
7322 (create_ddg_all_sccs): Use it.
7323 * ddg.h (print_sccs): Declare.
7324 * modulo-sched.c (sms_order_nodes): Call print_sccs.
7326 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
7328 * targhooks.h (default_mode_for_suffix): New function declaration.
7329 * targhooks.c (default_mode_for_suffix): New default target hook.
7330 * target.h (struct c): New structure in the targetm struct.
7331 (mode_for_suffix): New target hook as part of struct c.
7332 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
7333 default_mode_for_suffix.
7334 (TARGET_C): New define.
7335 * c-lex.c: Include "target.h".
7336 (interpret_float): Use targetm.c.mode_for_suffix to determine
7337 the mode for a given non-standard suffix.
7338 Makefile.in (c-lex.o): Depend on $(TARGET_H).
7340 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
7341 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
7343 * doc/extend.texi (Floating Types): New node. Document __float80 and
7344 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
7346 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7349 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
7350 predicate instead of target_operand.
7351 (divsi3_i1_media, divsi3_media_2): Likewise.
7353 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
7355 * tree.h (alias_sets_might_conflict_p): Rename into
7356 alias_sets_must_conflict_p.
7357 * alias.c (alias_sets_might_conflict_p): Likewise.
7358 (alias_sets_conflict_p): Use it.
7359 (objects_must_conflict_p): Likewise.
7360 * c-common.c (strict_aliasing_warning): Adjust.
7362 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
7364 * rtlhooks.c (gen_lowpart_if_possible): Check for
7365 invalid subreg before calling gen_lowpart_SUBREG.
7367 2007-07-02 Geoffrey Keating <geoffk@apple.com>
7369 * config/darwin9.h: Add copyright notice.
7370 (LINK_COMMAND_SPEC): Add comment.
7371 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
7372 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
7373 DARWIN_LIBSYSTEM_HAS_UNWIND.
7375 2007-07-02 Jakub Jelinek <jakub@redhat.com>
7378 * omp-low.c (check_combined_parallel): New function.
7379 (lower_omp_parallel): Call it via walk_stmts, set
7380 OMP_PARALLEL_COMBINED if appropriate.
7381 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
7382 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
7383 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
7384 don't consider it as combined parallel.
7386 2007-07-02 Richard Sandiford <richard@codesourcery.com>
7388 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
7389 (gcc_tooldir): Likewise.
7390 * configure: Regenerate.
7391 * Makefile.in (libsubdir_to_prefix): New variable, based on the
7392 old configure.ac gcc_tooldir setting.
7393 (prefix_to_exec_prefix): New variable.
7394 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
7395 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
7397 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
7399 Fix PR tree-optimization/32583
7400 Fix PR tree-optimization/32584
7401 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
7402 (phi_translate_set): Use phi_translate directly now.
7403 (make_values_for_stmt): Don't value number RHS if we already know
7406 2007-07-02 Steve Ellcey <sje@cup.hp.com>
7407 Jim Wilson <wilson@specifix.com>
7410 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
7413 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
7414 Richard Sandiford <richard@codesourcery.com>
7415 Nigel Stephens <nigel@mips.com>
7417 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
7418 (mips16e_output_save_restore): Declare.
7419 (mips16e_save_restore_pattern_p): Likewise.
7420 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
7421 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
7422 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
7423 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
7424 (BITSET_P): New global macro, extracted from...
7425 (mips_for_each_saved_reg): ...here.
7426 (mips16e_save_restore_info): New struct.
7427 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
7428 (mips16e_save_restore_regs): New variable.
7429 (mips_split_plus, mips16e_find_first_register): New functions.
7430 (mips16e_mask_registers): New function.
7431 (compute_frame_size): Expand the commentary before the function.
7432 Enforce the MIPS16e save and restore register range restrictions.
7433 Pad the general register save area at the low end.
7434 (mips16e_save_restore_reg, mips16e_build_save_restore)
7435 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
7436 (mips16e_output_save_restore, mips16e_collect_propagate_value)
7437 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
7439 (mips_expand_prologue, mips_expand_epilogue): Handle
7440 GENERATE_MIPS16E_SAVE_RESTORE.
7441 * config/mips/mips.md (*mips16e_save_restore): New pattern.
7443 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
7445 PR tree-optimization/31966
7446 PR tree-optimization/32533
7447 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
7448 "basic_block" description as its third argument. Update function
7449 calls to get destination bb from "edge" argument. Save "cond" into
7450 aux field of the edge. Update prototype for changed arguments.
7451 (if_convertible_loop_p): Clear aux field of incoming edges if bb
7453 (find_phi_replacement_condition): Operate on incoming edges, not
7454 on predecessor blocks. If there is a condition saved in the
7455 incoming edge aux field, AND it with incoming bb predicate.
7456 Return source bb of the first edge.
7457 (clean_predicate_lists): Clean aux field of outgoing node edges.
7458 (tree_if_conversion): Do not initialize cond variable. Move
7459 variable declaration into the loop.
7460 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
7461 initializations of new_stmt, arg0 and arg1 variables.
7463 2007-07-02 Jakub Jelinek <jakub@redhat.com>
7465 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
7466 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
7468 2007-07-02 Richard Guenther <rguenther@suse.de>
7470 * tree-ssa.c (useless_type_conversion_p): Document
7471 future intent as defining the middle-end type system.
7472 Re-structure to call langhook last, group by type class,
7473 mark questionable parts.
7475 2007-07-02 Richard Guenther <rguenther@suse.de>
7477 * tree-flow.h (types_compatible_p): Declare.
7478 * tree-ssa.c (types_compatible_p): New function.
7479 * ipa-type-escape.c (discover_unique_type): Use
7480 types_compatible_p instead of lang_hooks.types_compatible_p.
7481 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
7482 * tree-vn.c (expressions_equal_p): Likewise.
7483 * tree.c (fields_compatible_p): Likewise.
7484 * tree-ssa-dom.c (avail_expr_eq): Likewise.
7485 (cprop_operand): Use useless_type_conversion_p instead of
7486 lang_hooks.types_compatible_p.
7487 * tree-inline.c (setup_one_parameter): Likewise.
7488 (declare_return_variable): Likewise.
7489 * tree-nrv.c (tree_nrv): Likewise.
7490 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
7491 (maybe_fold_offset_to_component_ref): Likewise.
7492 (maybe_fold_offset_to_reference): Likewise.
7493 * tree-ssa-copy.c (may_propagate_copy): Likewise.
7494 (merge_alias_info): Likewise.
7495 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
7496 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
7497 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
7498 * tree-tailcall.c (find_tail_calls): Likewise.
7499 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
7500 * gimplify.c (canonicalize_addr_expr): Likewise.
7501 (fold_indirect_ref_rhs): Likewise.
7502 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
7503 (cpt_same_type): Likewise.
7504 (check_pointer_types_r): Swap parameters to cpt_same_type
7506 * fold-const.c (fold_convert): Revert fix for PR15988.
7507 * tree-inline.c (setup_one_parameter): Instead fix it here by
7508 using fold_build1 instead of fold_convert and checking for
7509 error_mark_node. Convert only if the conversion is necessary.
7511 2007-07-02 Joseph Myers <joseph@codesourcery.com>
7513 * configure.ac: Check for .gnu_attribute on Power.
7514 * configure: Regenerate.
7515 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
7516 attribute for floating-point ABI.
7518 2007-07-02 Ira Rosen <irar@il.ibm.com>
7520 PR tree-optimization/32230
7521 PR tree-optimization/32477
7522 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
7523 address is a constant.
7525 2007-07-02 Richard Sandiford <richard@codesourcery.com>
7527 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
7528 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
7529 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
7530 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
7531 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
7532 64-bit targets. Add support for *-elfoabi*.
7533 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
7534 different settings if $(tm_defines) does not select the EABI.
7535 (MULTILIB_EXCLUSIONS): Define in those circumstances.
7536 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
7537 (MIPS_ARCH_OPTION_SPEC): Likewise.
7538 (MIPS_ISA_LEVEL_SPEC): Likewise.
7539 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
7540 * config/mips/elfoabi.h: New file.
7542 2007-07-02 Richard Guenther <rguenther@suse.de>
7544 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
7545 (useless_type_conversion_p): ... this.
7546 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
7547 (useless_type_conversion_p): ... this.
7548 * builtins.c (fold_builtin_memory_op): Rename
7549 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
7550 * tree-cfg.c (verify_expr): Likewise.
7551 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
7552 * tree-ssa-ccp.c (ccp_fold): Likewise.
7553 * tree-ssa-copy.c (may_propagate_copy): Likewise.
7554 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
7555 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
7556 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
7557 * tree-ssa-pre.c (eliminate): Likewise.
7558 * tree-ssa.c (delete_tree_ssa): Likewise.
7559 (tree_ssa_useless_type_conversion): Likewise.
7560 * tree.c (build2_stat): Likewise.
7562 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
7564 Fix PR tree-optimization/32571
7565 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
7568 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
7570 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
7571 and other expected operations explicitly, change default to
7574 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7576 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
7578 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
7579 (tls_load_dot_plus_eight): Move the label number into the unspec.
7580 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
7582 2007-07-01 Andreas Schwab <schwab@suse.de>
7584 * dwarf2out.c (initial_return_save): Define only if used.
7586 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
7588 Unreverting Richard's Revert of:
7590 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7592 * dce.c (deletable_insn_p_1): New function, split out from...
7593 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7594 specially, not those inside PARALLELs. Remove BODY argument
7595 and adjust recursive call accordingly.
7596 (prescan_insns_for_dce): Update call to delete_insn_p.
7598 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
7599 Revital Eres <eres@il.ibm.com>
7601 * ddg.c (create_ddg_all_sccs): Fix missed
7602 initialization of scc_nodes.
7604 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
7607 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
7608 X + ~X to 1 only for INTEGRAL_TYPE_P type.
7610 2007-06-30 Joseph Myers <joseph@codesourcery.com>
7612 * configure.ac: Check for .gnu_attribute on MIPS.
7613 * configure, config.in: Regenerate.
7614 * config/mips/mips.c (mips_file_start): If supported, output
7615 attribute for floating-point ABI.
7617 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
7620 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
7621 (ffs_cmove): New expander to expand using ctz pattern.
7622 (*ffs_cmove): Remove pattern.
7623 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
7624 (ffsdi2): Expand using ctz pattern.
7625 (*ffs_rex64): Remove pattern.
7627 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7629 PR rtl-optimization/32296
7630 * pa.md (return): Delete pattern.
7631 (return_internal): Remove "(const_int 1)" from pattern.
7632 (epilogue): Use return_internal pattern for trivial returns.
7633 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
7634 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
7636 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
7638 * tree-ssa-pre.c (is_exception_related): New function
7639 (can_value_number_operation): Use it.
7641 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
7643 Fix PR tree-optimization/32540
7644 Fix PR tree-optimization/31651
7646 * tree-ssa-sccvn.c: New file.
7648 * tree-ssa-sccvn.h: Ditto.
7650 * tree-vn.c: Include tree-ssa-sccvn.h
7651 (val_expr_paid_d): Removed.
7652 (value_table): Ditto.
7653 (vn_compute): Ditto.
7654 (val_expr_pair_hash): Ditto.
7655 (val_expr_pair_expr_eq): Ditto.
7656 (copy_vuses_from_stmt): Ditto.
7659 (shared_vuses_from_stmt): Ditto.
7660 (print_creation_to_file): Moved up.
7661 (sort_vuses): Ditto.
7662 (sort_vuses_heap): Ditto.
7663 (set_value_handle): Make non-static.
7664 (make_value_handle): Ditto.
7665 (vn_add): Rewritten to use sccvn lookups.
7666 (vn_add_with_vuses): Ditto.
7667 (vn_lookup): Ditto (and second argument removed).
7668 (vn_lookup_with_vuses): Ditto.
7669 (vn_lookup_or_add): Ditto (and second argument removed);
7670 (vn_lookup_or_add_with_vuses): Ditto.
7671 (vn_lookup_with_stmt): New.
7672 (vn_lookup_or_add_with_stmt): Ditto.
7673 (create_value_handle_for_expr): Ditto.
7675 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
7676 (seen_during_translate): New function.
7677 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
7678 (phi_trans_add): Ditto.
7679 (constant_expr_p): FIELD_DECL is always constant.
7680 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
7681 Use constant_expr_p.
7682 Avoid infinite recursion on mutually valued expressions.
7683 Change callers of vn_lookup_or_add.
7684 (phi_translate): New function.
7685 (compute_antic_safe): Allow phi nodes.
7686 (create_component_ref_by_pieces): Update for FIELD_DECL change.
7687 (find_or_generate_expression): Rewrite slightly.
7688 (create_expression_by_pieces): Updated for vn_lookup_or_add
7690 Update VN_INFO for new names.
7691 (insert_into_preds_of_block): Update for new names.
7692 (add_to_exp_gen): New function.
7693 (add_to_sets): Use vn_lookup_or_add_with_stmt.
7694 (find_existing_value_expr): Rewrite to changed vn_lookup.
7695 (create_value_expr_from): Ditto, and use add_to_exp_gen.
7696 (try_look_through_load): Removed.
7697 (try_combine_conversion): Ditto.
7698 (get_sccvn_value): New function.
7699 (make_values_for_phi): Ditto.
7700 (make_values_for_stmt): Ditto.
7701 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
7703 (init_pre): Update for SCCVN changes.
7705 (execute_pre): Ditto.
7707 * tree-flow.h (make_value_handle): Declare.
7708 (set_value_handle): Ditto.
7709 (sort_vuses_heap): Ditto.
7710 (vn_lookup_or_add_with_stmt): Ditto.
7711 (vn_lookup_with_stmt): Ditto.
7712 (vn_compute): Remove.
7715 (vn_lookup): Update arguments.
7717 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
7719 (tree-ssa-sccvn.o): New.
7720 (OBJS-common): Add tree-ssa-sccvn.o
7722 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7725 * c-typeck.c (build_external_ref): Don't mark as used if called
7727 * calls.c (rtx_for_function_call): Likewise.
7729 2007-06-30 Richard Sandiford <richard@codesourcery.com>
7733 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7735 * dce.c (deletable_insn_p_1): New function, split out from...
7736 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7737 specially, not those inside PARALLELs. Remove BODY argument
7738 and adjust recursive call accordingly.
7739 (prescan_insns_for_dce): Update call to delete_insn_p.
7741 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
7743 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
7744 (try_combine): Move potential calls to undo_all() so they happen
7745 before we commit to using the combined insns.
7747 2006-06-30 Jan Hubicka <jh@suse.cz>
7749 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
7752 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
7754 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
7755 (cgraph_remove_unreachable_nodes): Likewise.
7756 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
7757 * ipa-inline.c (update_caller_keys): Cast according to the coding
7759 (cgraph_decide_recursive_inlining): Likewise.
7760 (cgraph_decide_inlining_of_small_function): Likewise.
7761 (try_inline): Likewise.
7762 (cgraph_decide_inlining_incrementally): Likewise.
7763 * ipa-pure-const.c (get_function_state): Likewise.
7764 (scan_function): Likewise.
7765 (analyze_function): Likewise.
7766 (static_execute): Likewise.
7767 * ipa-reference.c (scan_for_static_refs): Likewise.
7768 (merge_callee_local_info): Likewise.
7769 (analyze_function): Use type safe memory macros.
7770 (static_execute): Likewise. Cast according to the coding conventions.
7771 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
7773 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
7775 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
7776 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
7779 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
7782 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
7783 for complex modes (both int and real).
7785 2007-06-29 Jan Hubicka <jh@suse.cz>
7787 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
7789 2007-06-29 Jan Hubicka <jh@suse.cz>
7792 * cse.c (cse_insn): Avoid invalid sharing in between register note and
7795 2007-06-29 Anatoly Sokolov <aesok@post.ru>
7798 * config/avr/avr.c: Include dataflow header file.
7799 (expand_prologue): Adjust for prologue insn change.
7800 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
7803 2007-06-29 Richard Guenther <rguenther@suse.de>
7806 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
7807 during type verification.
7809 2007-06-29 Jan Hubicka <jh@suse.cz>
7811 * recog.c (validate_change_rtx_1): Unshare TO argument.
7813 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
7815 PR tree-optimization/24659
7816 * tree-vect-transform.c (vectorizable_call): Handle
7817 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
7819 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
7820 * config/i386/i386.c (enum ix86_builtins)
7821 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
7822 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
7824 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
7825 const using def_builtin_const.
7826 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
7827 input operands in the same modes as the result.
7828 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
7830 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
7832 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
7833 (df_set_dead_notes_for_mw): Likewise.
7835 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
7837 * c-common.c (pointer_int_sum): Do the negation in sizetype.
7839 2007-06-28 DJ Delorie <dj@redhat.com>
7841 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
7843 2007-06-28 Geoffrey Keating <geoffk@apple.com>
7845 * doc/invoke.texi (C++ Dialect Options): Document
7846 fvisibility-ms-compat.
7847 * c.opt (fvisibility-ms-compat): New.
7849 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7852 * tree-affine.c (aff_combination_add_elt): Handle
7853 pointer addition specially.
7855 2007-06-28 Jakub Jelinek <jakub@redhat.com>
7857 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
7858 decl is non-external for AIX ABI.
7860 2007-06-28 David Edelsohn <edelsohn@gnu.org>
7862 * config/rs6000/predicates.md (current_file_function_operand):
7863 Ensure the symbol is non-external for AIX ABI.
7865 2007-06-28 Nick Clifton <nickc@redhat.com>
7867 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
7868 (fdce, fdse, fpredictive-commoning): Likewise.
7870 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7873 * gcc.c (process_command): Recognize the new -static-libgfortran
7876 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
7879 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
7880 Use a call clobbered hard reg instead of a pseudo reg.
7882 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7884 * config/sh/sh.md (load_gbr): Use correct operand constraint.
7886 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7889 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
7890 REG_LIBCALL and REG_RETVAL notes.
7891 (divsi3, mulsi3): Likewise.
7892 (mulhisi3): Likewise. Use emit_libcall_block.
7893 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
7895 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
7897 PR rtl-optimization/32481
7898 * combine.c (adjust_for_new_dest): Rescan the changed insn.
7900 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7902 * dce.c (deletable_insn_p_1): New function, split out from...
7903 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7904 specially, not those inside PARALLELs. Remove BODY argument
7905 and adjust recursive call accordingly.
7906 (prescan_insns_for_dce): Update call to delete_insn_p.
7908 2007-06-27 Richard Guenther <rguenther@suse.de>
7911 * tree.h (fold_convertible_p): Declare.
7912 * fold-const.c (fold_convertible_p): New function.
7913 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
7914 instead of lang_hooks.types_compatible_p.
7916 2007-06-26 Jan Hubicka <jh@suse.cz>
7918 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
7919 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
7920 early use validate_unshare_change.
7921 (reload_combine): Likewise.
7922 * recog.c (change_t): New field unshare.
7923 (validate_change_1): Rename from validate_change; add argument unshare.
7924 (validate_change): Turn into wrapper of validate_change_1; update
7925 prototype for bools.
7926 (validate_unshare_change): New.
7927 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
7928 calls of df_insn_rescan.
7929 * recog.h (validate_change): Replace ints by bools.
7930 (validate_unshare_change): Declare.
7932 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
7934 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
7936 2007-06-26 Steve Ellcey <sje@cup.hp.com>
7938 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
7940 2007-06-25 Jan Hubicka <jh@suse.cz>
7942 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
7944 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
7945 cgraph_decide_inlining_incrementally): Move uninlinability checks to
7946 places other call site specific checks are performed.
7948 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7951 * tree-vect-transform.c (vectorizable_operation): Convert
7952 POINTER_PLUS_EXPR over to PLUS_EXPR.
7954 2007-06-25 Chao-ying Fu <fu@mips.com>
7956 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
7957 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
7958 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
7959 Document GET_MODE_IBIT, and GET_MODE_FBIT.
7961 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
7962 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7963 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
7964 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
7965 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
7966 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
7967 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
7968 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
7969 ALL_FIXED_POINT_MODE_P): New define.
7970 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7972 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
7974 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
7975 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7976 MODE_VECTOR_UACCUM): New mode classes.
7978 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
7979 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
7980 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
7983 * genmodes.c (struct mode_data): Add ibit and fbit fields.
7984 (blank_mode): Initialize ibit and fbit.
7985 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
7986 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7988 (new_adjust): Change required_class to required_class_from and
7989 required_class_to for testing within a range.
7990 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7991 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7993 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
7994 (make_fixed_point_mode): New.
7995 (_ADD_ADJUST): Change C to C1 and C2.
7996 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
7997 use a range for machine classes.
7998 (ADJUST_IBIT, ADJUST_FBIT): New.
7999 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
8001 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
8002 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8003 Emit adjustment for ibit and fbit.
8004 (emit_mode_ibit, emit_mode_fbit): New.
8005 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
8007 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
8009 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
8010 as the source of the set.
8012 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
8014 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
8015 FP_REGNO_P): Use IN_RANGE.
8016 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
8017 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
8018 (DATA_REG_P): Use DATA_REGNO_P.
8019 (FP_REG_P): Use FP_REGNO_P.
8020 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
8021 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
8022 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
8024 2007-06-24 Jan Hubicka <jh@suse.cz>
8027 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
8029 2007-06-24 Sebastian Pop <sebpop@gmail.com>
8032 * fold-const.c (fold_binary): Strip nops of operand 0
8033 of BIT_NOT_EXPR before calling operand_equal_p.
8034 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
8035 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
8037 2007-06-23 Mark Mitchell <mark@codesourcery.com>
8039 * doc/extend.texi: Document that dllimport and dllexport imply
8041 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
8042 imported or exported declaration, including type declarations.
8043 * c-common.c (handle_visibility_attribute): Check for conflicts
8044 with dllimport/dllexport.
8045 (c_determine_visibility): Handle dllimport/dllexport as an
8046 explicit visibility atttribute.
8048 2007-06-23 Richard Guenther <rguenther@suse.de>
8050 PR tree-optimization/16876
8052 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
8054 * tree-inline.c (initialize_inlined_parameters): Do not call
8055 lang_hooks.tree_inlining.convert_parm_for_inlining.
8056 * cgraphbuild.c (initialize_inline_failed): Set inline failed
8057 reason for mismatched types.
8058 * gimplify.c (gimplify_call_expr): Verify the call expression
8059 arguments match the called function type signature. Otherwise
8060 mark the call expression to be not considered for inlining
8061 using CALL_CANNOT_INLINE_P flag.
8062 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
8063 edges call expression.
8064 (cgraph_decide_inlining_of_small_function): Likewise.
8065 (cgraph_decide_inlining): Likewise.
8066 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
8068 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
8069 * c-typeck.c (c_convert_parm_for_inlining): Remove.
8070 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
8072 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
8073 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
8075 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
8076 convert_parm_for_inlining member.
8078 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
8081 * arm.md (negscc): Match the correct operand for optimized LT0 test.
8082 Remove optimization for GT.
8084 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
8087 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
8089 (prescan_insns_for_dce): Add extra parameter.
8091 2007-06-23 Jan Hubicka <jh@suse.cz>
8094 * gimplify.c (mark_addressable): New function.
8095 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
8097 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8100 * expr.c (store_constructor): Do not clobber non-zeroed memory.
8102 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8105 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
8106 moves between MMX/SSE registers to at least 8 units to prevent
8107 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
8109 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8111 * config/i386/i386.c (override_options): Correct x86_sahf
8114 2007-06-21 David Daney <ddaney@avtrex.com>
8117 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
8118 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
8119 (exception_receiver): Renamed to ...
8120 (nonlocal_goto_receiver): ... this.
8122 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
8124 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
8125 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
8126 partial register accesses.
8128 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
8130 * fold-const.c (debug_fold_checksum): Move it under
8131 ENABLE_FOLD_CHECKING.
8133 2007-06-21 Sebastian Pop <sebpop@gmail.com>
8136 * tree.h (debug_fold_checksum): Declared.
8137 * fold-const.c (build_fold_addr_expr_with_type_1): New.
8138 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
8139 build_fold_addr_expr_with_type_1.
8140 (fold_addr_expr, debug_fold_checksum): New.
8141 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
8142 (fold_unary, fold_comparison, split_address_to_core_and_offset):
8145 2007-06-21 Sebastian Pop <sebpop@gmail.com>
8147 PR tree-optimization/19590
8148 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
8149 of scev is a constant.
8150 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
8152 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
8154 * df-problems.c (df_note_bb_compute): Made computation of live
8155 info consistent with df_lr.
8157 2007-06-21 Richard Guenther <rguenther@suse.de>
8159 PR tree-optimization/32453
8160 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
8161 for pointer anti-range.
8163 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
8165 * config/i386/i386.c (processor_target_table): Increase maximum
8166 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
8169 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
8170 byte alignment if > 8 byte alignment is preferred.
8171 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
8173 2007-06-21 Jakub Jelinek <jakub@redhat.com>
8175 PR tree-optimization/31866
8176 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
8177 if ASM_EXPR's input is not a SSA_NAME.
8180 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
8181 but decl is a global var, instead return decl.
8182 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
8183 even for is_global_var decls, if they are private in some outer
8186 2007-06-21 Richard Guenther <rguenther@suse.de>
8188 PR tree-optimization/32451
8189 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
8191 2007-06-21 Christian Bruel <christian.bruel@st.com>
8193 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
8194 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
8195 (push_regs): Changed saving order or banked registers.
8196 (sh_expand_epilogue): Likewise.
8197 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
8198 (FIRST_BANKED_REG): Likewise.
8199 (LAST_BANKED_REG): Likewise.
8200 * config/sh/sh.md (banked) New attribute.
8201 (in_delay_slot): Check banked attribute.
8203 2007-06-20 Sebastian Pop <sebpop@gmail.com>
8205 PR tree-optimization/32075
8206 * tree-data-ref.c (subscript_dependence_tester_1,
8207 analyze_miv_subscript, analyze_overlapping_iterations,
8208 add_distance_for_zero_overlaps, build_classic_dist_vector,
8209 subscript_dependence_tester_1, analyze_overlapping_iterations,
8210 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
8211 compute_affine_dependence, compute_all_dependences): Pass loop_nest
8212 to evolution_function_is_affine_multivariate_p.
8214 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8216 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
8218 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
8221 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
8223 * config/m32c/prologue.md (epilogue_exitd_16): New.
8224 (epilogue_reit_16): New.
8225 (epilogue_exitd): Rename to epilogue_exitd_24.
8226 (epilogue_reit): Rename to epilogue_reit_24.
8228 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
8229 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8231 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
8233 * haifa-sched.c (queue_to_ready): Don't requeue next insn
8234 if dbg_cnt (sched_insn) reaches the limit.
8235 (choose_ready): New parameter INSN_PTR and new return value.
8236 (schedule_block): Handle dbg_cnt (sched_insn). Handle
8237 the new return value from choose_ready.
8238 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
8239 (rest_of_handle_global_alloc): New global_alloc_at_func.
8241 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
8243 PR tree-optimization/25737
8244 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
8245 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
8246 * tree-flow.h (struct fieldoff): Add new field alias_set.
8247 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
8248 argument addressable_type. Set alias_set of fieldoff.
8249 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
8250 (create_overlap_variables_for): Pass alias_set from fieldoff to
8252 * alias.c (get_alias_set): Use alias_set from SFT if set.
8254 2007-06-20 Hui-May Chang <hm.chang@apple.com>
8256 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
8257 of a variable as an unsigned HOST_WIDE_INT integer.
8259 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
8261 PR rtl-optimization/32405
8262 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
8264 2007-06-20 Jakub Jelinek <jakub@redhat.com>
8266 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
8269 * builtins.c: Include diagnostic.h.
8270 (expand_builtin_expect): Make gcc_assert more permissive.
8271 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
8274 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
8278 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
8279 if ACCUMULATE_OUTGOING_ARGS.
8281 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
8283 * config/m68hc11/m68hc11.c: Include dataflow header file.
8284 (m68hc11_reorg): Port to dataflow.
8286 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8288 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
8289 (struct df_problem.free_blocks_on_set_blocks): New field.
8290 (struct dataflow.optional_p): New field.
8291 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
8292 (df_live_set_all_dirty): New function.
8293 * df-scan.c (df_scan_alloc): Initialize optional_p.
8294 (problem_SCAN): Initialize free_blocks_on_set_blocks.
8295 * df-core.c (df_set_blocks): Removed use of
8296 DF_FIRST_OPTIONAL_PROBLEM. Now uses
8297 df_problem.free_blocks_on_set_blocks to determine which blocks are
8299 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
8300 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
8301 uses dataflow.optional_p to determine if problem should be
8303 (rest_of_handle_df_initialize): Only start live problem if
8305 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
8306 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
8307 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
8308 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
8309 problem_NOTE): Initialize free_blocks_on_set_blocks.
8310 (df_lr_bb_local_compute): Recompute luids if df_live problem is
8312 (df_live_set_all_dirty, df_note_alloc): New function.
8313 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
8315 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
8316 * postreload.c (reload_combine): Ditto.
8317 * cse.c (cse_extended_basic_block): Ditto.
8318 * regmove.c (mark_flags_life_zones): Ditto.
8319 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
8320 erase_matching_seqs): Ditto.
8321 * bt-load.c (compute_defs_uses_and_gen): Ditto.
8322 * integrate (allocate_initial_values): Ditto.
8323 * combine.c (reg_dead_at_p): Ditto.
8324 * resource.c (mark_target_live_regs): Ditto.
8325 * sched-rgn.c (check_live_1, update_live_1): Ditto.
8326 * config/sh/sh.c (find_r0_life_regions): Ditto.
8327 * global.c (rest_of_handle_global_alloc): Only add back df_live
8329 * local-alloc.c (rest_of_handle_local_alloc): Only remove
8331 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
8333 (if_convert): Make sure df_live is there at -O == 1.
8334 (pass_if_after_combine): Cleanup flags.
8335 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
8336 is there at -O == 1.
8338 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
8340 * config/arm/arm.c (arm_get_frame_offsets): Set
8341 offsets->locals_base to avoid negative stack size.
8342 (thumb1_expand_prologue): Assert on negative stack size.
8344 2007-06-19 Sebastian Pop <sebpop@gmail.com>
8346 PR tree-optimization/32367
8347 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
8348 of the chrec has no evolution in that loop.
8349 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
8351 2007-06-19 Bob Wilson <bob.wilson@acm.org>
8353 * config/xtensa/xtensa.c: Include "df.h".
8354 (xtensa_builtin_saveregs): Use adjust_address instead of
8356 (xtensa_va_start): Invoke make_tree with sizetype for
8357 expand_builtin_saveregs and then convert the result to a pointer.
8358 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
8359 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
8360 Subtract argument size from index value as integers and then use
8361 POINTER_PLUS_EXPR to add the result to the array address.
8363 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
8366 * config/m32c/m32c.c: Include dataflow header file.
8367 (m32c_emit_prologue): Adjust for prologue insn change.
8368 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
8369 once inside a PARALLEL. Assume frame size passed in operand 0
8370 includes space to save the fb register.
8371 (prologue_enter_24): Likewise.
8372 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
8374 2007-06-19 David Daney <ddaney@avtrex.com
8377 * config/mips/mips.md (cprestore): Mark $gp as used.
8379 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
8382 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
8383 (frv_ifcvt_modify_insn): Likewise.
8385 2007-06-19 Richard Guenther <rguenther@suse.de>
8387 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
8388 only handle positive offsets that fit in a HOST_WIDE_INT.
8390 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
8392 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
8393 result of rsqrt insn for zero input argument to avoid NaN.
8395 2007-06-19 Richard Guenther <rguenther@suse.de>
8398 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
8400 2007-06-19 Jakub Jelinek <jakub@redhat.com>
8402 PR tree-optimization/32353
8403 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
8405 2007-06-19 Nick Clifton <nickc@redhat.com>
8407 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
8409 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
8412 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
8413 * config/i386/i386.c (assign_386_stack_local): Assert that
8414 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
8415 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
8416 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
8417 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
8419 2007-06-18 Steve Ellcey <sje@cup.hp.com>
8421 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
8423 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
8425 PR rtl-optimization/32321
8426 * gcse.c (replace_store_insn): Update the note before
8427 calling emit_insn_after.
8429 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
8432 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
8434 * df-problems.c (df_note_bb_compute): Fix dumping info.
8436 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
8438 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
8439 insn with emit_jump_insn.
8441 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
8443 PR tree-optimization/32383
8444 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
8445 * targhooks.h (default_builtin_reciprocal): Update prototype.
8446 * target.h (struct gcc_target): Update builtin_reciprocal.
8447 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
8448 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
8449 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
8450 when fndecl is in BUILT_IN_MD class.
8451 (execute_convert_to_rsqrt): Ditto.
8453 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
8454 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
8455 Convert BUILT_IN_SQRTF code only when md_fn is false.
8457 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
8459 * bt-load.c (move_btr_def): Fix the order of arguments
8460 to validate_replace_rtx.
8462 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
8464 * config/m68k/m68k-devices.def: Add 54450..54455.
8466 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
8468 PR rtl-optimization/32366
8469 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
8470 FLOAT_EXTEND]: Prevent non-scalar modes from entering
8473 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
8476 * modulo-sched (generate_reg_moves): Added rescan parameter and if
8477 this is true, rescan insn being modified.
8478 (sms_schedule): Added rescan parameter.
8479 (rest_of_handle_sms): Moved freeing of dominance info to before
8480 getting out of cfg_layout.
8482 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
8484 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
8485 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
8488 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
8489 FL_CF_EMAC from the entry for isac.
8491 * config/m68k/predicates.md (const_call_operand): Adjust comment.
8492 (const_sibcall_operand): New.
8493 (sibcall_operand): Use it.
8494 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
8495 (m68k_isas): ISAC does not imply FPU or EMAC.
8496 (override_options): Add ISA_C logic for symbolic jump & call.
8498 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
8500 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
8501 return mode from the builtin itself.
8502 (sparc_fold_builtin): Fix cast of zero constant.
8504 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
8506 * targhooks.c (default_builtin_reciprocal): New default target hook.
8507 * targhooks.h (default_builtin_reciprocal): Add prototype.
8508 * hooks.c (hook_tree_tree_bool_null): Remove hook.
8509 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
8510 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
8511 default_builtin_reciprocal.
8513 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
8516 * hooks.c (hook_tree_tree_bool_null): New hook.
8517 * hooks.h (hook_tree_tree_bool_null): Add prototype.
8518 * tree-pass.h (pass_convert_to_rsqrt): Declare.
8519 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
8520 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
8521 and convert it to reciprocal a*rfunc(b).
8522 (execute_convert_to_rsqrt): New function.
8523 (gate_convert_to_rsqrt): New function.
8524 (pass_convert_to_rsqrt): New pass definition.
8525 * target.h (struct gcc_target): Add builtin_reciprocal.
8526 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
8527 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
8528 TARGET_BUILTIN_RECIPROCAL.
8529 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
8531 * config/i386/i386.h (TARGET_RECIP): New define.
8532 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
8533 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8534 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8535 and not optimizing for size.
8536 (*rcpsf2_sse): New insn pattern.
8537 (*rsqrtsf2_sse): Ditto.
8538 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
8539 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8540 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8541 and not optimizing for size.
8542 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
8543 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8544 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8545 and not optimizing for size.
8546 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
8547 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8548 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8549 and not optimizing for size.
8550 (*sse_rsqrtv4sf2): Do not export.
8552 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
8553 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8554 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8555 and not optimizing for size.
8557 * config/i386/i386.opt (mrecip): New option.
8558 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
8559 (ix86_emit_swsqrtsf): Ditto.
8560 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
8561 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
8563 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
8564 ix86_expand_unop1_builtin.
8565 (ix86_emit_swdivsf): New function.
8566 (ix86_emit_swsqrtsf): Ditto.
8567 (ix86_builtin_reciprocal): New function.
8568 (TARGET_BUILTIN_RECIPROCAL): Use it.
8569 (ix86_vectorize_builtin_conversion): Rename from
8570 ix86_builtin_conversion.
8571 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
8572 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
8573 "i386 and x86_64 Options" section.
8574 (Intel 386 and AMD x86_64 Options): Document -mrecip.
8576 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8577 Zdenek Dvorak <dvorakz@suse.cz>
8578 Richard Guenther <rguenther@suse.de>
8579 Kaz Kojima <kkojima@gcc.gnu.org>
8581 * tree-vrp.c (compare_values_warnv): Convert val2 to
8583 (extract_range_from_assert): Create
8584 POINTER_PLUS_EXPR for pointer types.
8585 (extract_range_from_binary_expr): Handle
8586 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
8588 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
8589 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
8590 POINTER_PLUS_EXPR as PLUS_EXPR.
8591 (number_of_iterations_lt_to_ne):
8592 For pointer types, use sizetype when
8593 creating MINUS_EXPR/PLUS_EXPRs.
8594 (assert_loop_rolls_lt): For pointer types, use sizetype when
8595 creating MINUS_EXPR/PLUS_EXPRs.
8596 (number_of_iterations_le): Likewise.
8597 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
8598 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
8599 like PLUS_EXPR and MINUS_EXPR.
8600 * tree-pretty-print.c (dump_generic_node): Handle
8602 (op_prio): Likewise.
8603 (op_symbol_1): Likewise.
8604 * optabs.c (optab_for_tree_code): Likewise.
8605 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
8607 * tree-tailcall.c (process_assignment): Mention
8608 POINTER_PLUS_EXPR in a TODO comment.
8609 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
8610 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
8611 not used with a pointer and an integer type.
8612 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
8613 increment using chrec_convert_rhs instead of chrec_convert.
8614 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
8615 PLUS_EXPR except for the right hand side's type will be
8617 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
8618 (fold_used_pointer_cast): Kill.
8619 (pointer_offset_p): Kill.
8620 (fold_used_pointer): Kill.
8621 (pointer_used_p): Kill.
8622 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
8623 call fold_used_pointer.
8624 (instantiate_parameters_1): Convert the increment
8625 using chrec_convert_rhs instead of chrec_convert.
8626 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
8627 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
8628 instead of PLUS_EXPR.
8629 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
8630 PLUS_EXPR for pointers.
8631 (std_gimplify_va_arg_expr): Likewise.
8632 (fold_builtin_memory_op): Likewise.
8633 (fold_builtin_strstr): Likewise.
8634 (fold_builtin_strchr): Likewise.
8635 (fold_builtin_strrchr): Likewise.
8636 (fold_builtin_strpbrk): Likewise.
8637 (expand_builtin_memory_chk): Likewise.
8638 (fold_builtin_memory_chk): Likewise.
8639 (std_expand_builtin_va_start): Use
8640 sizetype for the call to make_tree and then convert
8641 to the pointer type.
8642 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
8643 instead of PLUS_EXPR for adding to a pointer.
8644 (std_gimplify_va_arg_expr): Use fold_build2 for
8645 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
8646 the operands to sizetype first and then cast the BIT_AND_EXPR
8647 back to the pointer type.
8648 * fold-const.c (build_range_check): Handle pointer types
8650 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
8651 of PLUS_EXPR's. Make sure the offset is converted to
8653 (try_move_mult_to_index): Strip the NOPs from the offset.
8654 Remove code argument and replace all uses with PLUS_EXPR.
8655 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
8656 specially. Don't use a pointer type for MINUS_EXPR.
8657 (fold_unary): Handle for (T1)(X op Y),
8658 only p+ as that is the only as that can be handled for
8659 binary operators now.
8660 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
8662 <case PLUS_EXPR>: Add folding of PTR+INT into
8664 Don't call try_move_mult_to_index.
8665 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
8666 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
8667 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
8668 Don't call try_move_mult_to_index.
8669 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
8670 (tree_expr_nonzero_p): Likewise.
8671 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
8672 of PLUS_EXPR for the complex expression folding.
8673 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
8674 first chrec is a pointer type, then the second should
8675 be sizetype and not the first's type.
8676 For POINTER_PLUS_EXPR, use a different right hand side type.
8677 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8678 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
8679 different right hand side type.
8680 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8681 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
8682 instead of PLUS_EXPR.
8683 When either operand is zero, convert the other operand.
8684 (chrec_apply): Use chrec_convert_rhs
8685 on the argument x instead of chrec_convert.
8686 (reset_evolution_in_loop): For pointer types, the new_evol
8688 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
8689 different right hand side type.
8690 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8691 (chrec_convert_rhs): New function.
8692 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
8693 different right hand side type.
8694 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8695 * tree-chrec.h (chrec_convert_rhs): New prototype.
8696 (build_polynomial_chrec): For pointer types, the right hand
8697 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
8698 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
8699 Remove subtraction case as it is always addition now.
8700 Make sure the offset is converted to sizetype.
8701 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
8702 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
8703 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
8704 PLUS_EXPR in pointer type.
8705 Handle POINTER_PLUS_EXPR.
8706 (tree_to_aff_combination): Likewise.
8707 (force_expr_to_var_cost): Likewise.
8708 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
8709 instead of PLUS_EXPR for pointers.
8710 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
8711 instead of PLUS_EXPR of pointer types.
8712 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
8714 (check_va_list_escapes): Likewise.
8715 (check_all_va_list_escapes): Likewise.
8716 * dwarf2out.c (loc_descriptor_from_tree_1):
8717 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
8718 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
8719 (string_constant): Likewise.
8720 * tree-ssa-address.c (tree_mem_ref_addr): When adding
8721 the offset to the base, use POINTER_PLUS_EXPR.
8722 (add_to_parts): Convert the index to sizetype.
8723 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
8724 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
8725 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
8726 Offset only holds something for PLUS_EXPR.
8727 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
8729 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
8731 (analyze_accesses_for_modify_stmt): Likewise.
8732 Remove comment about the type being integral type as it is
8734 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
8736 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
8738 Correct the type which the artimentic is done in (is now
8741 * tree-data-ref.c (split_constant_offset): Handle
8743 * tree-affine.c (tree_to_aff_combination): Likewise.
8744 * c-typeck.c (build_unary_op): For pointers create the increment
8745 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
8747 * gimplify.c (gimplify_self_mod_expr): Create a
8748 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8749 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
8750 * tree.def (POINTER_PLUS_EXPR): New tree code.
8751 * tree-predcom.c (ref_at_iteration): If we have a pointer
8752 type do the multiplication in sizetype.
8753 * tree-mudflap.c (mf_xform_derefs_1): Create a
8754 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8755 * tree-ssa-forwprop.c
8756 (forward_propagate_addr_into_variable_array_index):
8757 Don't expect there to be a cast for the index as that
8758 does not exist anymore.
8759 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
8760 instead of PLUS_EXPR.
8761 Don't check for the first operand of the POINTER_PLUS_EXPR
8762 was the index as it cannot be.
8763 Call forward_propagate_addr_into_variable_array_index with
8764 the SSA_NAME instead of the statement.
8765 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
8766 (compare_constant): Likewise.
8767 (copy_constant): Likewise.
8768 (compute_reloc_for_constant): Likewise.
8769 (output_addressed_constants): Likewise.
8770 (initializer_constant_valid_p): Likewise.
8771 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
8772 Convert the MIN/MAX of the inner type to the outer
8773 type before comparing them.
8774 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
8775 POINTER_PLUS_EXPR instead of PLUS_EXPR.
8776 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
8777 of PLUS_EXPR for pointers.
8778 * tree-inline.c (estimate_num_insns_1): Handle
8780 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
8781 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8782 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
8783 instead of PLUS_EXPR for the pointer increment statement.
8784 (vect_update_ivs_after_vectorizer): For pointer types, create
8785 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
8786 MULT_EXPR in sizetype.
8787 (vect_gen_niters_for_prolog_loop): Add a cast when creating
8789 * tree-object-size.c (plus_expr_object_size): Handle
8790 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
8791 code which is trying to figure out which side is a pointer and
8793 (check_for_plus_in_loops_1): Likewise.
8794 (check_for_plus_in_loops): Likewise.
8795 * c-common.c (pointer_int_sum): Create a
8796 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8797 * tree-ssa-structalias.c (handle_ptr_arith): Handle
8798 only POINTER_PLUS_EXPR. Removing all the extra
8799 code which is trying to figure out which side is a pointer and
8801 * tree-cfg.c (verify_expr): Add extra checking for pointers and
8802 PLUS_EXPR and MINUS_EXPR.
8803 Also add checking to make sure the operands of POINTER_PLUS_EXPR
8805 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
8806 with make_tree, instead of a pointer type.
8807 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
8808 for pointers instead of PLUS_EXPR.
8809 (s390_gimplify_va_arg): Likewise.
8810 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
8811 instead of PLUS_EXPR when doing addition on pointer
8812 types. Use sizetype for the second operand.
8813 (spu_gimplify_va_arg_expr): Likewise.
8814 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
8815 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
8816 a pointer. Don't create a BIT_AND_EXPR for pointer types.
8817 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
8818 for the pointer addition and also use size_int/sizetype
8820 (ix86_gimplify_va_arg): Likewise.
8821 Perform BIT_AND_EXPR on sizetype arguments.
8822 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
8823 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
8824 for the pointer additions and also use size_int for the offsets.
8825 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
8826 additions and also use size_int for the offsets. Perform
8827 BIT_AND_EXPR on sizetype arguments.
8828 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
8829 POINTER_PLUS_EXPR for pointers and create the
8830 BIT_AND_EXPR in sizetype.
8831 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
8832 instead of PLUS_EXPR for pointer addition.
8833 (rs6000_va_start): Likewise.
8834 Also use sizetype for the offset.
8835 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
8836 as PLUS_EXPR/MINUS_EXPR.
8837 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
8838 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
8839 Don't use BIT_AND_EXPR on a pointer type, convert the
8840 expression to sizetype first.
8841 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
8843 (mips_gimplify_va_arg_expr): Likewise.
8844 Don't create BIT_AND_EXPR in a pointer type.
8846 2007-06-15 Eric Christopher <echristo@apple.com>
8848 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
8849 (x86_64-*-darwin*): Ditto.
8850 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
8853 2007-06-15 Matthew Wilcox <matthew@wil.cx>
8855 * doc/extend.texi: Document behavior of __attribute__((aligned))
8858 2007-06-15 Mark Mitchell <mark@codesourcery.com>
8860 * rtlanal.c (note_stores): Improve documentation.
8862 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
8864 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
8865 LOCAL_LABEL_PREFIX): Delete.
8866 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
8867 (bfin_internal_label): Delete.
8869 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
8871 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
8872 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
8873 otherwise define to LIBGCC2_TF_CEXT.
8874 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
8875 (LIBGCC_TF_CEXT): Ditto.
8878 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
8880 PR rtl-optimization/32339
8881 * df-scan.c (df_uses_record): Don't modify flags but just add to
8882 it for df_ref_record.
8884 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8886 * tree-mudflap.c: Fix whitespace issues.
8888 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
8890 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
8892 2007-06-14 Eric Christopher <echristo@apple.com>
8894 * config/i386/sse.md (movdi_to_sse): Rewrite body.
8895 (movv4sf): Use gcc_unreachable instead of abort.
8897 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8900 * config/i386/sfp-machine.h (CMPtype): New define.
8901 (mach stubs): Use CMPtype instead of int as a return type.
8903 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8905 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
8906 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
8907 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
8908 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
8909 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
8910 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
8911 config/soft-fp/soft-fp.h: Update from glibc CVS.
8913 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
8915 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
8917 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8920 * config/v850/v850.c: Include dataflow header file.
8921 (substitute_ep_register): Fix typo.
8923 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8925 * configure.ac: Fix earlier checkin.
8926 * configure: Regenerated.
8928 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8930 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
8931 * aclocal.m4: Regenerate.
8932 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
8933 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
8934 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
8935 * configure: Regenerate.
8936 * Makefile.in (LOOSE_WARN): Subst loose_warn.
8938 * Makefile.in (quickstrap): Build libgcc too.
8940 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8942 * configure.ac: Add --enable-checking=df. Explicitly mention that
8943 the variables are initialized as for "release".
8944 * df-core.c: Use it.
8945 * configure: Regenerate.
8946 * config.in: Regenerate.
8948 2007-06-14 Bob Wilson <bob.wilson@acm.org>
8950 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
8951 validate_replace_rtx instead of replace_rtx.
8952 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
8954 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
8956 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
8957 (DWARF2_UNWIND_INFO): Override default if configured with
8959 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
8960 (ENDFILE_SPEC): Add crtend.o.
8961 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
8962 (ENDFILE_SPEC): Add crtend.o.
8963 (TARGET_USE_JCR_SECTION): Define.
8964 (MD_UNWIND_SUPPORT): Define for 32-bit target.
8966 * config/i386/cygming-crtbegin.c: New file.
8967 * config/i386/cygming-crtend.c: New file.
8969 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
8971 * config/i386/w32-unwind.h: New file.
8973 2007-06-13 Eric Christopher <echristo@apple.com>
8975 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
8976 the user set a value below STACK_BOUNDARY.
8978 2007-06-13 Thiemo Seufer <ths@networkno.de>
8980 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
8981 imply -lpthread for -pthread.
8983 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8985 * basic-block.h: Remove the prototype for
8986 free_basic_block_vars.
8987 * cfglayout.h: Remove the prototype for
8988 insn_locators_initialize.
8989 * tree.h: Remove the prototype for emit_line_note.
8991 * tree-ssa-pre.c (mergephitemp): Remove.
8992 (init_pre): Don't use mergephitemp.
8994 2007-06-13 Eric Christopher <echristo@apple.com>
8996 * config/i386/i386.c (override_options): If we've specified
8997 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
8999 2007-06-13 Bob Wilson <bob.wilson@acm.org>
9001 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
9004 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
9006 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
9007 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
9008 (eh_store_handler): New pattern.
9009 (eh_return): Emit it instead of a plain move.
9011 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
9013 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
9014 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
9015 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
9018 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
9020 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
9021 (find_next_insn_start, find_load): New functions.
9022 (bfin_reorg): Use them to deal with the fact that parallel insns are
9023 no longer represented as a SEQUENCE.
9025 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9027 * config/sparc/sparc.c (sparc_override_options): Initialize
9030 2007-06-13 Dave Korn <dave.korn@artimi.com>
9032 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
9035 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
9037 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
9038 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
9039 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
9040 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
9041 tree-vect-transform.c: Fix comment typos. Follow spelling
9044 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
9046 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
9047 to the exit block use set.
9048 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
9049 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
9050 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
9052 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
9054 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
9055 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
9056 to indicate an error.
9057 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
9059 (dbg_cnt_process_opt): Print an error on a bad argument.
9060 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
9061 * common.opt (-fdbg-cnt-list): New.
9062 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
9064 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
9066 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
9067 flag on ref-all pointers.
9069 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9072 * expr.c (expand_expr_addr_expr_1): Call expand_expr
9073 for the offset with the modifier as EXPAND_INITIALIZER
9074 if the modifier is EXPAND_INITIALIZER.
9075 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
9076 a register if we had an overflow.
9078 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9080 * real.c (real_isfinite): New.
9081 (real_sqrt): Use it.
9082 * real.h (real_isfinite): New.
9083 * builtins.c: Use it.
9085 2007-06-12 Ian Lance Taylor <iant@google.com>
9086 Daniel Berlin <dberlin@dberlin.org>
9089 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
9090 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
9091 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
9092 (DECL_NO_TBAA_P): Define.
9093 (struct tree_decl_common): Add no_tbaa_flag field.
9094 * tree-ssa-structalias.c (struct variable_info): Add
9095 no_tbaa_pruning field.
9096 (new_var_info): Initialize no_tbaa_pruning field.
9097 (unify_nodes): Copy no_tbaa_pruning field.
9098 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
9099 (dump_solution_for_var): Print no_tbaa_pruning flag.
9100 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
9102 (compute_tbaa_pruning): New static function.
9103 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
9104 Call compute_tbaa_pruning.
9105 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
9106 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
9107 * gimple-low.c (lower_stmt): Likewise.
9108 * tree-gimple.c (is_gimple_stmt): Likewise.
9109 * tree-ssa-operands.c (get_expr_operands): Likewise.
9110 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9111 * tree-inline.c (estimate_num_insns_1): Likewise.
9112 (copy_result_decl_to_var): Likewise.
9113 * expr.c (expand_expr_real_1): Likewise.
9114 * tree-pretty-print.c (dump_generic_node): Likewise.
9115 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
9116 * omp-low.c (omp_copy_decl_2): Likewise.
9117 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
9118 * doc/c-tree.texi (Expression trees): Document
9119 CHANGE_DYNAMIC_TYPE_EXPR.
9121 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9123 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
9124 with !HONOR_NANS and !HONOR_INFINITIES.
9125 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
9127 2007-06-12 Tristan Gingold <gingold@adacore.com>
9129 * gcov.c: Comments updated.
9130 (source_info): Add file_time field.
9131 (source_index): New variable.
9132 (mutiple_files): New variable.
9133 (generate_results): New function extracted from process_file.
9134 (process_file): Save and restore chain of functions, generate
9135 results and free structures only if not merging results.
9136 (release_structures): File names are now freed in create_file_names
9137 (create_file_names): Free previous file names.
9138 (find_source): File date is now read here and modifications in
9139 source files is checked here.
9140 (read_graph_file): Only reverse order of functions for the current
9142 (make_gcov_file_name): Do not generate long names if input_name is
9144 (output_lines): If merging results do not display graph, data and
9146 Checking source file modification is done in find_source.
9148 * doc/gcov.texi: Append an s to sourcefile.
9150 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
9152 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
9153 (forced_nop): New pattern.
9154 * config/bfin/bfin.c: Include "df.h".
9155 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
9156 (bfin_discover_loop): Use df_get_live_in instead of
9157 global_live_at_start.
9158 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
9159 df_analyze when done.
9160 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
9161 the insns. Use QImode for the final insn in a bundle. Call
9162 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
9164 (reorder_var_tracking_notes): New function.
9165 (bfin_reorg): Pass no argument to split_all_insns. Don't call
9166 update_life_info. Call df_analyze after scheduling and bundle
9167 generation. Call reorder_var_tracking_notes if generating these
9168 notes. Call df_finish_pass at the end.
9170 2007-06-12 Dirk Mueller <dmueller@suse.de>
9172 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
9173 a comparison, not an assignment.
9175 2007-06-12 Olivier Hainque <hainque@adacore.com>
9177 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
9178 Request walking the subtrees only, leaving the current is_lhs/val_only
9180 (convert_non_local_reference): Likewise.
9182 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
9184 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
9186 2007-06-12 Richard Guenther <rguenther@suse.de>
9188 PR tree-optimization/15353
9189 PR tree-optimization/31657
9190 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
9191 * timevar.def: Add TV_TREE_IFCOMBINE.
9192 * tree-pass.h (pass_tree_ifcombine): Declare.
9193 * tree-ssa-ifcombine.c: New file.
9194 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
9195 * tree-flow.h (blocks_in_phiopt_order): Declare.
9196 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
9197 (tree-ssa-ifcombine.o): New dependencies.
9199 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
9201 PR rtl-optimization/32293
9202 * combine.c (simplify_if_then_else): Truncate return from
9203 nonzero_bits() to correct mode.
9205 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
9207 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
9208 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
9210 2007-06-11 Diego Novillo <dnovillo@google.com>
9212 * Makefile.in (reload1.o-warn): Remove.
9214 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
9216 * combine.c (subst): Use reg_overlap_mentioned_p
9217 instead of comparing register numbers directly.
9219 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9221 * reload1.c (mark_home_live_1): Use the mode parameter.
9223 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9225 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
9226 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
9230 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
9232 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
9234 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
9236 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
9237 from integer registers.
9238 (FP mode splitters): Handle TFmode.
9240 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
9242 * tree-ssa-structalias.c (find_what_p_points_to): Return false
9243 for ref-all pointers that point-to anything.
9245 2007-06-11 Joseph Myers <joseph@codesourcery.com>
9247 * config/arm/arm.c (arm_output_dwarf_dtprel,
9248 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
9250 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
9252 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
9253 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
9256 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
9258 * tree.c (signed_or_unsigned_type_for): New.
9259 (unsigned_type_for): Use signed_or_unsigned_type_for.
9260 (signed_type_for): Use signed_or_unsigned_type_for.
9261 * tree.h (signed_or_unsigned_type_for): New.
9262 (get_signed_or_unsigned_type): Remove.
9263 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
9264 lang_hooks.types.signed_type
9265 (size_diffop): Likewise.
9266 (all_ones_mask_p): Likewise.
9267 (build_range_check): Likewise.
9268 (fold_cond_expr_with_comparison): Likewise.
9269 (fold_cond_expr_with_comparison): Likewise.
9270 (unextend): Likewise.
9271 (extract_muldiv_1): Likewise.
9272 (fold_single_bit_test_into_sign_test): Likewise.
9273 (fold_binary): Likewise.
9274 (fold_ternary): Likewise.
9275 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
9276 instead of get_signed_or_unsigned_type.
9277 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
9278 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
9279 * expr.c (signed_or_unsigned_type_for): Use
9280 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
9281 * langhooks.c (get_signed_or_unsigned_type): Remove.
9282 (lhd_signed_or_unsigned_type): Remove.
9283 * langhooks.h (lang_hooks_for_types): Remove signed_type and
9284 signed_or_unsigned_type.
9285 (lhd_signed_or_unsigned_type): Remove.
9286 * expmed.c (make_tree): Use signed_type_for instead of
9287 lang_hooks.types.signed_type.
9288 * c-common.c (same_scalar_type_ignoring_signedness): Use
9289 c_common_signed_type instead of lang_hooks.types.signed_type.
9290 (c_common_unsigned_type): New.
9291 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
9292 (shorten_compare): Use c_common_unsigned_type instead of
9293 c_common_signed_or_unsigned_type.
9294 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
9296 * convert.c (convert_to_integer): Use signed_type_for instead of
9297 lang_hooks.types.signed_type.
9298 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
9299 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
9300 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
9301 * c-format.c (check_format_types): Use c_common_unsigned_type
9302 instead of unsigned_type_for.
9303 * c-decl.c (groakdeclarator): Likewise.
9304 * c-typeck.c (convert_for_assignment): Likewise.
9305 * c-common.h (c_common_unsigned_type): New.
9307 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
9310 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
9311 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
9313 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
9316 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
9317 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
9319 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
9320 Sebastian Pop <sebpop@gmail.com>
9322 * lambda-code.c (remove_iv): New.
9323 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
9325 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
9327 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
9328 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
9329 * tree-ssa-loop-prefetch.c: Include optabs.h.
9330 (FENCE_FOLLOWING_MOVNT): New macro.
9331 (struct mem_ref): Add independent_p and storent_p fields.
9332 (record_ref): Initalize the new fields.
9333 (gather_memory_references_ref): Return true if the reference
9335 (gather_memory_references): Check whether all memory accesses
9336 in loop were recorded.
9337 (should_issue_prefetch_p): Return false for nontemporal stores.
9338 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
9339 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
9340 (determine_loop_nest_reuse): Detect independent memory references.
9341 (loop_prefetch_arrays): Call mark_nontemporal_stores.
9342 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
9343 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
9344 * config/i386/i386.h (x86_mfence): Declare.
9345 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
9346 * config/i386/i386.c (x86_mfence): New variable.
9347 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
9349 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
9350 * optabs.c (init_optabs): Initialize storent_optab.
9351 * optabs.h (enum optab_index): Add OTI_storent.
9352 (storent_optab): Declare.
9353 * genopinit.c (optabs): Add initialization for storent_optab.
9354 * tree.h (MOVE_NONTEMPORAL): New macro.
9355 * expr.c (expand_assignment, store_expr, store_constructor_field,
9356 store_constructor, store_field, expand_expr_real_1): Propagate
9357 nontemporality of the expanded store.
9358 (emit_storent_insn): New function.
9359 * expr.h (expand_assignment, store_expr): Declaration changed.
9360 * function.c (assign_parm_setup_reg): Pass false as nontemporality
9361 to expand_assignment.
9362 * stmt.c (expand_asm_expr): Ditto.
9363 * calls.c (initialize_argument_information): Pass false as
9364 nontemporality to store_expr.
9365 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
9368 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
9370 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
9372 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
9374 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
9376 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
9377 and allow DECL_P here.
9379 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
9381 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
9382 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
9383 track of the size of the expression.
9384 * cfghooks.c (merge_blocks): Remove block from loops structure only
9385 after call of the merge_blocks hook.
9387 2007-06-09 Tom Tromey <tromey@redhat.com>
9389 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
9390 (deprecated_state): Removed.
9391 (start_decl): Update.
9392 (enum deprecated_states): Moved earlier.
9393 (groktypename): Update.
9394 (push_parm_decl): Likewise.
9395 (grokfield): Likewise.
9396 (start_function): Likewise.
9398 2007-06-09 Ian Lance Taylor <iant@google.com>
9400 PR tree-optimization/32169
9401 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
9402 CONVERT_EXPR, check whether min and max both converted to an
9403 overflow infinity representation.
9405 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
9407 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
9408 not inserted on the edge.
9410 2007-06-08 Bob Wilson <bob.wilson@acm.org>
9412 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
9413 instructions if they are supported.
9414 (__divsi3, __umodsi3, __modsi3): Likewise.
9415 (__ashldi3, __ashrdi3, __lshrdi3): New.
9416 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
9418 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
9419 Tony Linthicum <tony.linthicum@amd.com>
9421 * doc/invoke.texi: Add fvect-cost-model flag.
9422 * common.opt (fvect-cost-model): New flag.
9423 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
9424 cost fields in stmt_vec_info struct for STMT.
9425 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
9426 fields in stmt_vec_info struct and access functions for the same.
9427 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
9428 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
9429 load, store and vector to scalar operation.
9430 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
9431 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
9432 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
9433 (TARG_VEC_STORE_COST): Define cost of vector store.
9434 (vect_estimate_min_profitable_iters): Define new function.
9435 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
9436 check to evaluate if loop iterations are less than minimum profitable
9437 iterations determined by cost model or minimum vect loop bound defined
9438 by user, whichever is more conservative.
9439 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
9440 run-time check to evaluate if loop iterations are less than minimum
9441 profitable iterations determined by cost model or minimum vect loop
9442 bound defined by user, whichever is more conservative.
9443 (vect_estimate_min_profitable_iterations): New function to estimate
9444 mimimimum iterartions required for vector version of loop to be
9445 profitable over scalar version.
9446 (vect_model_reduction_cost): New function.
9447 (vect_model_induction_cost): New function.
9448 (vect_model_simple_cost): New function.
9449 (vect_cost_strided_group_size): New function.
9450 (vect_model_store_cost): New function.
9451 (vect_model_load_cost): New function.
9452 (vectorizable_reduction): Call vect_model_reduction_cost during
9454 (vectorizable_induction): Call vect_model_induction_cost during
9456 (vectorizable_load): Call vect_model_load_cost during analysis phase.
9457 (vectorizable_store): Call vect_model_store_cost during analysis phase.
9458 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
9459 vectorizable_promotion, vectorizable_demotion): Call
9460 vect_model_simple_cost during analysis phase.
9462 2007-06-08 Simon Baldwin <simonb@google.com>
9464 * reg-stack.c (get_true_reg): Readability change. Moved default case
9465 label into direct switch statement scope.
9467 2007-06-08 Simon Baldwin <simonb@google.com>
9469 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
9470 in gcc_assert() with '==' comparison.
9472 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9474 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
9475 TARGET_ABM handling of x86_popcnt variable.
9477 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9479 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
9480 __builtin_copysignq and __builtin_infq built-in functions.
9482 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9484 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
9485 SSE4.2 section. Correct built-in function names in SSE4A section.
9487 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9489 PR tree-optimization/32243
9490 * tree-vect-transform.c (vectorizable_type_promotion): Move check
9491 for ncopies after ratio check between nunits_out and nunits_in.
9492 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
9494 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
9496 PR tree-optimization/32224
9497 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
9498 vectorization upon a non GIMPLE_MODIFY_STMT.
9500 2007-06-08 Christian Bruel <christian.bruel@st.com>
9503 * config/sh/sh.md (doloop_end): New pattern and splitter.
9504 * loop-iv.c (simple_rhs_p): Check for hardware registers.
9506 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
9509 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
9511 (verify_dominators): Do not change dominance tree.
9513 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
9515 * config/sh/constraints.md: New file.
9516 * config/sh/sh.c: Include tm-constrs.h.
9517 (reg_class_from_letter): Remove.
9518 (prepare_cbranch_operands): Use satisfies_constraint_*
9519 function instead of macro.
9520 (andcosts, broken_move, sh_secondary_reload): Likewise.
9521 * config/sh/predicates.md (trapping_target_operand): Likewise.
9522 (and_operand, arith_operand, arith_reg_or_0_operand,
9523 cmp_operand, logical_operand, target_operand,
9524 ua_address_operand, ua_offset, xor_operand): Likewise.
9525 * config/sh/sh.md: Include constraints.md.
9526 (*movsicc_t_false): Use satisfies_constraint_* function
9528 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
9529 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
9530 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
9531 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
9532 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
9533 (REG_CLASS_FROM_CONSTRAINT): Remove.
9534 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
9535 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
9536 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
9537 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
9538 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
9539 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
9540 function instead of macro.
9541 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
9542 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
9543 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
9544 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
9545 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
9546 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
9547 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
9548 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
9549 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
9550 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
9551 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
9552 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
9553 EXTRA_CONSTRAINT_STR): Likewise.
9554 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
9556 2007-06-07 Geoffrey Keating <geoffk@apple.com>
9558 * config/i386/darwin.h (STACK_BOUNDARY): Define.
9560 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
9563 * c-common.h (flag_cpp0x): Replaced by...
9564 (cxx_dialect): ... this new variable specifying the C++ dialect that
9566 * c-common.c (flag_cpp0x): Removed.
9567 (cxx_dialect): Defined.
9568 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
9570 * c-opts.c (c_common_post_options): Likewise.
9571 (set_std_cxx98): Set cxx_dialect to cxx98.
9572 (set_std_cxx0x): Set cxx_dialect to cxx0x.
9574 2007-06-07 Geoffrey Keating <geoffk@apple.com>
9575 Hui-May Chang <hm.chang@apple.com>
9577 * doc/invoke.texi (Darwin Options): Update documentation for
9578 -mmacosx-version-min.
9579 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
9580 * config/darwin-driver.c: New file.
9581 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
9582 * config/t-darwin (darwin-driver.o): New rule.
9584 * config/darwin-c.c (version_as_macro): Ignore low digit.
9586 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
9588 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
9589 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
9590 (CSGNMODE): New mode macro.
9591 (CSGNVMODE): New mode attribute.
9592 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
9593 expander using CSGNMODE mode macro. Handle TFmode.
9594 (copysign<mode>3_const): Rename from copysignsf3_const and
9595 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
9597 (copysign<mode>3_var): Rename from copysignsf3_var and
9598 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
9600 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
9601 mode macro. Handle TFmode.
9602 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
9603 (iortf3, *iortf3): Ditto.
9604 (xortf3, *xortf3): Ditto.
9605 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
9606 TFmode and TImode masks.
9607 (ix86_expand_copysign): Expand TFmode copysign insn.
9608 (IX86_BUILTIN_INFQ): New.
9609 (IX86_BUILTIN_FABSQ): Ditto.
9610 (IX86_BUILTIN_COPYSIGNQ): Ditto.
9611 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
9612 [__builtin_fabsq]: Ditto.
9613 [__builtin_copysignq]: Ditto.
9614 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
9615 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
9616 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
9617 ix86_expand_binop_builtin().
9619 2007-06-07 Bob Wilson <bob.wilson@acm.org>
9621 * config/xtensa/lib1funcs.asm: Clean up whitespace.
9623 2007-06-07 Steve Ellcey <sje@cup.hp.com>
9626 * rtl.h (push_to_sequence2): New.
9627 * emit-rtl.c (push_to_sequence2): New.
9628 * function.c (assign_parm_data_all): Add new fields.
9629 (assign_parm_setup_block): Call push_to_sequence2 instead of
9631 (assign_parm_setup_reg): Ditto.
9632 (assign_parm_setup_stack): Ditto.
9633 (assign_parms_unsplit_complex): Ditto.
9634 (assign_parms): Change field name.
9636 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
9638 PR tree-optimization/32220
9639 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
9640 phi node is reached before defining statement.
9642 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9645 * tree-vect-transform.c (vectorizable_call): Call update_stmt
9646 after changing the right hand side of the assignment.
9648 2007-06-06 Eric Christopher <echristo@apple.com>
9650 * config.gcc (i?86-*-darwin*): Remove arch parameter.
9651 (x86_64-*-darwin*): Ditto.
9652 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
9653 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9655 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9657 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
9659 (add_key): Likewise.
9660 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
9661 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
9663 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
9665 (add_cost_one_coalesce): Likewise.
9666 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
9667 variable names. Rename orig to orig_name for consistency.
9668 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
9670 (cprop_into_successor_phis): Avoid using C++ keywords as variable
9672 (record_equivalences_from_stmt): Likewise.
9673 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
9674 the coding conventions.
9675 (memory_ssa_name_same): Likewise.
9676 (dse_optimize_stmt): Likewise.
9677 (dse_record_phis): Likewise.
9678 (dse_finalize_block): Likewise.
9679 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
9680 keywords as variable names.
9681 (may_move_till): Cast according to the coding conventions.
9682 (force_move_till_expr): Avoid using C++ keywords as variable names.
9683 (force_move_till): Cast according to the coding conventions.
9684 (memref_hash): Likewise.
9685 (memref_eq): Likewise.
9686 (gather_mem_refs_stmt): Likewise.
9687 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
9688 using C++ keywords as variable names.
9689 (idx_find_step): Cast according to the coding conventions.
9690 (idx_record_use): Likewise.
9691 (find_depends): Likewise.
9692 (prepare_decl_rtl): Likewise.
9693 (mbc_entry_hash): Likewise.
9694 (mbc_entry_eq): Likewise.
9695 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
9696 (simplify_replace_tree): Avoid using C++ keywords as variable names.
9697 (idx_infer_loop_bounds): Cast according to the coding conventions.
9698 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
9699 * tree-ssa-math-opts.c (occ_new ): Likwise.
9700 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
9702 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
9704 (add_use_op): Likewise.
9705 (add_vop): Likewise.
9706 (add_vuse_op): Likewise.
9707 (add_vdef_op): Likewise.
9708 (get_expr_operands): Likewise.
9709 (push_stmt_changes): Use type safe memory macros.
9710 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
9711 keywords as variable names.
9712 (conditional_replacement): Likewise.
9713 (minmax_replacement): Likewise.
9714 (abs_replacement): Likewise.
9715 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
9717 (insert_fake_stores): Avoid using C++ keywords as variable names.
9718 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
9720 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
9721 (heapvar_insert): Use type safe memory macros.
9722 (new_var_info): Cast according to the coding conventions.
9723 (new_constraint): Likewise.
9724 (remove_preds_and_fake_succs): Use type safe memory macros.
9725 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
9727 (thread_single_edge): Likewise.
9728 (thread_through_loop_header): Likewise.
9730 2007-06-06 Eric Christopher <echristo@apple.com>
9732 * config/i386/i386.c (override_options): Move handling
9733 of TARGET_SUBTARGET* earlier.
9735 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
9737 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
9740 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
9742 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
9743 emited outside of basic block.
9744 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
9746 * rtl.h (delete_insn_chain): Declaration changed.
9747 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
9749 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
9750 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
9751 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
9752 to delete_insn_chain.
9753 (rtl_verify_flow_info_1): Verify that the insns in header and footer
9754 do not have bb field set.
9755 (rtl_verify_flow_info): Verify that insns between basic blocks do not
9757 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
9758 * cfgcleanup.c (try_optimize_cfg): Ditto.
9760 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9762 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
9763 (lambda_body_vector_new): Use type safe memory macros.
9764 (lambda_linear_expression_new): Likewise.
9765 (lambda_loopnest_new): Likewise.
9766 (lambda_lattice_new): Likewise.
9767 (replace_uses_equiv_to_x_with_y): Cast according to the coding
9768 conventions. Use type safe memory macros.
9769 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
9770 (lambda_body_vector_s): Likewise.
9771 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
9772 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
9774 2007-06-06 Richard Guenther <rguenther@suse.de>
9776 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
9777 if we need to schedule cfg_cleanup.
9778 (tree_ssa_forward_propagate_single_use_vars): Do so.
9780 2007-06-06 Ian Lance Taylor <iant@google.com>
9782 * fold-const.c (merge_ranges): If range_successor or
9783 range_predecessor fail, just return 0.
9785 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9787 PR tree-optimization/32216
9788 * tree-vectorizer.c (supportable_widening_operation): Determine
9789 signedness of FIX_TRUNC_EXPR from output operand.
9790 (supportable_narrowing_operation): Ditto.
9791 * tree-vect-generic.c (expand_vector_operations_1): Determine
9792 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
9795 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9797 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
9798 (struct pta): ...from here. Change flags to unsigned to avoid
9799 excessive casting (as it is used as a bit mask).
9800 (override_options): Add casts according to the coding convenventions.
9801 (x86_64_elf_unique_section): Likewise.
9802 (examine_argument): Avoid using C++ keywords as variable names.
9803 (construct_container): Likewise.
9804 (legitimize_pic_address): Likewise.
9805 (get_dllimport_decl): Cast according to the coding conventions. Use
9806 type safe memory macros.
9807 (legitimize_address): Cast according to the coding conventions.
9808 (emit_i387_cw_initialization): Corrected the type of slot to enum
9810 (ix86_init_machine_status): Use type safe memory macros.
9811 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
9812 (bdesc_pcmpistr): Likewise.
9813 (bdesc_crc32): Likewise.
9814 (bdesc_sse_3arg): Likewise.
9815 (bdesc_2arg): Likewise.
9816 (bdesc_1arg): Likewise.
9817 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
9818 (ix86_expand_sse_pcmpistr): Likewise.
9819 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
9820 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
9821 int to match the langhook definition.
9822 (ix86_builtin_conversion): Change the type of code to unsigned init to
9823 match the langhook definition.
9824 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
9826 (ix86_preferred_output_reload_class): Likewise.
9827 (ix86_cannot_change_mode_class): Likewise.
9828 (ix86_memory_move_cost): Likewise.
9829 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
9830 avoid excessive casting later on.
9831 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
9833 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9835 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
9836 as flags setting insn.
9837 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
9839 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9841 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
9842 (UNSPEC_ROUND): New.
9843 ("sse4_1_round<mode>2"): New insn pattern.
9844 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
9846 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
9847 expander using SSEMODEF mode macro. Expand using
9848 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9849 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
9850 expander using SSEMODEF mode macro. Expand using
9851 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9852 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
9853 expander using SSEMODEF mode macro. Expand using
9854 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9855 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
9856 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
9857 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
9860 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
9861 Sebastian Pop <sebpop@gmail.com>
9863 * lambda.h (build_linear_expr): New.
9864 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
9865 Use build_linear_expr, call fold and force_gimple_operand.
9866 (lambda_loopnest_to_gcc_loopnest): Check that there is
9867 something to insert.
9868 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
9870 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
9872 PR preprocessor/23479
9873 * doc/extend.texi: Document the 0b-prefixed binary integer
9876 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9878 PR tree-optimization/32215
9879 * tree-vectorizer.c (supportable_widening_operation): Return false
9880 for unsupported FIX_TRUNC_EXPR tree code.
9881 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
9883 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
9885 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
9886 register on SPE targets. Change documentation to reflect
9888 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
9889 Change FIXED_SCRATCH to 14 and document why we're keeping r14
9890 out of the register allocation pool.
9891 (rs6000_reg_live_or_pic_offset_p): New function.
9892 (rs6000_emit_prologue): Move the actual saving of LR up to free
9893 r0 for holding r11. Split saving of SPE 64-bit registers into
9894 its own case. Ensure that offsets will always be in-range for
9895 'evstdd' by using r11 as a scratch register to point at the start
9896 of the SPE save area. Save r11 if necessary, as it is the static
9898 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
9899 into its own case. Ensure that offsets will always be in-range
9900 for 'evldd' by using r11 as a scratch register to point at the
9901 start of the SPE save area. Also adjust r11 when restoring
9902 the stack pointer to compensate for pre-loading r11.
9904 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
9906 * cfg.c (init_flow): Use type safe memory macros.
9907 (alloc_block): Likewise.
9908 (unchecked_make_edge): Likewise.
9909 (dump_flow_info): Avoid using C++ keywords as variable names.
9910 (copy_original_table_clear): Cast according to the coding conventions.
9911 (copy_original_table_set): Likewise.
9912 * cfgexpand (label_rtx_for_bb): Likewise.
9913 (expand_gimple_basic_block): Likewise.
9914 * cfghooks.c (dump_bb): Likewise.
9915 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
9917 (lv_add_condition_to_bb): Likewise.
9918 * cfglayout (relink_block_chain): Cast according to the coding
9920 (fixup_reorder_chain): Likewise.
9921 (fixup_fallthru_exit_predecessor): Likewise.
9922 * cfgloop.c (glb_enum_p): Likewise.
9923 (get_exit_description): Likewise.
9924 (dump_recorded_exit): Likewise.
9925 * cfgloop.h (enum loop_estimation): Move out of struct scope...
9926 (struct loop): ... from here.
9927 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
9929 * cfgrtl.c (rtl_create_basic_block): Likewise.
9930 (rtl_split_block): Likewise.
9931 (rtl_dump_bb): Likewise.
9932 (cfg_layout_split_block): Likewise.
9933 (init_rtl_bb_info): Use typesafe memory macros.
9935 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
9936 * graphds.h: Updated all usages of edge to graph_edge.
9937 * graphds.c: Likewise.
9938 * cfgloopanal.c: Likewise.
9940 2007-06-05 Ian Lance Taylor <iant@google.com>
9942 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
9943 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
9944 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
9946 (test_for_singularity): Likewise.
9948 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9950 * config/i386/constraints.md ("Y2"): Replaced by ...
9952 * config/i386/i386.md: Likewise.
9953 * config/i386/mmx.md: Likewise.
9954 * config/i386/sse.md: Likewise.
9956 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9958 * config/i386/constraints.md ("z"): Replaced by ...
9960 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
9961 (sse4_1_blendvps): Likewise.
9962 (sse4_1_pblendvb): Likewise.
9963 (sse4_2_pcmpestr): Likewise.
9964 (sse4_2_pcmpestrm): Likewise.
9965 (sse4_2_pcmpestr_cconly): Likewise.
9966 (sse4_2_pcmpistr): Likewise.
9967 (sse4_2_pcmpistrm): Likewise.
9968 (sse4_2_pcmpistr_cconly): Likewise.
9970 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
9972 * matrix-reorg.c (transform_access_sites): Fix computation.
9973 (transform_allocation_sites): Same.
9975 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9977 * config/i386/i386.c (override_options): Use
9978 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
9980 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9982 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
9983 (nonimm_not_xmm0_operand): Ditto.
9984 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
9985 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
9986 as operand[2] predicate. Require "z" class XMM register for
9987 operand[3]. Adjust asm template.
9988 ("sse4_1_blendvpd"): Ditto.
9989 ("sse4_1_pblendvb"): Ditto.
9990 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
9991 force op2 into xmm0 register for variable blend instructions.
9993 2007-06-04 Tom Tromey <tromey@redhat.com>
9995 * c-tree.h (start_enum): Update.
9996 (build_enumerator): Likewise.
9997 * c-decl.c (enum_next_value): Removed.
9998 (enum_overflow): Likewise.
9999 (start_enum): Add c_enum_contents argument. Don't use globals.
10000 (build_enumerator): Likewise.
10001 * c-tree.h (struct c_enum_contents): New struct.
10003 2007-06-04 Tom Tromey <tromey@redhat.com>
10005 * c-common.c (c_common_get_alias_set): Fix indentation.
10007 2007-06-04 Ian Lance Taylor <iant@google.com>
10009 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
10010 to overflow, reduce overflow infinity to regular infinity.
10011 (vrp_var_may_overflow): New static function.
10012 (vrp_visit_phi_node): Check vrp_var_may_overflow.
10014 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
10016 * stor-layout.c (layout_type): Remove duplicate code.
10018 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
10021 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
10022 before build_common_builtin_nodes ().
10024 2007-06-04 Steve Ellcey <sje@cup.hp.com>
10027 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
10029 2007-06-04 Jan Hubicka <jh@suse.cz>
10031 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
10032 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
10033 instead of _stat version.
10035 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
10037 PR tree-optimization/32194
10038 * tree-predcom.c (determine_offset): Check that both references have
10041 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
10043 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
10044 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
10045 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
10046 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
10047 Add argument to iterate_fix_dominators call.
10048 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
10049 * gcse.c (hoist_code): Change domby to vector.
10050 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
10051 Add argument to iterate_fix_dominators call.
10052 * loop-doloop.c (doloop_modify): Changed recount_dominator to
10053 recompute_dominator.
10054 * lambda-code.c (perfect_nestify): Ditto.
10055 * cfgloopanal.c: Include graphds.h.
10056 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
10057 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
10058 (mark_irreducible_loops): Use graphds_scc. Remove argument from
10060 * graphds.c: New file.
10061 * graphds.h: New file.
10062 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
10063 (get_dominated_by, get_dominated_by_region): Change return type to
10065 (verify_dominators): Recompute all dominators and compare the results.
10066 (recount_dominator): Renamed to ...
10067 (recompute_dominator): ... this. Do not check that the block is
10068 dominated by entry.
10069 (iterate_fix_dominators): Reimplemented.
10070 (prune_bbs_to_update_dominators, root_of_dom_tree,
10071 determine_dominators_for_sons): New functions.
10072 * et-forest.c (et_root): New function.
10073 * et-forest.h (et_root): Declare.
10074 * Makefile.in (graphds.o): Add.
10075 (cfgloopanal.o): Add graphds.h dependency.
10076 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
10077 * basic-block.h (get_dominated_by, get_dominated_by_region,
10078 iterate_fix_dominators): Declaration changed.
10079 (recount_dominator): Renamed to ...
10080 (recompute_dominator): ... this.
10081 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
10082 (thread_through_all_blocks): Do not free dominance info.
10084 2007-06-03 Andreas Schwab <schwab@suse.de>
10086 * config/m68k/m68k.c (override_options): Don't override
10088 * config/m68k/m68k-modes.def (SF, DF): Define to use
10089 motorola_single_format and motorola_double_format, resp.
10090 * real.c (motorola_single_format): Renamed from
10091 coldfire_single_format.
10092 (motorola_double_format): Renamed from coldfire_double_format.
10093 (encode_ieee_extended): Generate a proper canonical NaN image
10094 respecting canonical_nan_lsbs_set.
10095 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
10097 * real.h: Adjust declarations.
10099 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
10102 * config/sh/sh.md (symGOT_load): Don't schedule insns when
10103 the symbol is generated with the stack protector.
10105 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
10107 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
10108 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
10110 * doc/extend.texi (interrupt): Mention m68k.
10112 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
10114 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
10115 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
10116 (ix86_expand_sse_pcmpestr): Do not check operands for
10117 "register_operand", when insn operand predicate is "register_operand".
10118 (ix86_expand_sse_pcmpistr): Ditto.
10120 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
10121 Uros Bizjak <ubizjak@gmail.com>
10123 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
10124 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
10125 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
10126 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
10127 * config/i386/constraints.md ("z"): New register constraint
10128 for members of SSE_FIRST_REG class.
10129 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
10130 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
10131 SSE_FIRST_REG class.
10132 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
10133 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
10134 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
10135 (IX86_BUILTIN_PCMPESTRM128): Likewise.
10136 (IX86_BUILTIN_PCMPESTRA128): Likewise.
10137 (IX86_BUILTIN_PCMPESTRC128): Likewise.
10138 (IX86_BUILTIN_PCMPESTRO128): Likewise.
10139 (IX86_BUILTIN_PCMPESTRS128): Likewise.
10140 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
10141 (IX86_BUILTIN_PCMPISTRI128): Likewise.
10142 (IX86_BUILTIN_PCMPISTRM128): Likewise.
10143 (IX86_BUILTIN_PCMPISTRA128): Likewise.
10144 (IX86_BUILTIN_PCMPISTRC128): Likewise.
10145 (IX86_BUILTIN_PCMPISTRO128): Likewise.
10146 (IX86_BUILTIN_PCMPISTRS128): Likewise.
10147 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
10148 (struct builtin_description): Change "flag" field to unsigned.
10149 (bdesc_pcmpestr): New builtin description table.
10150 (bdesc_pcmpistr): Likewise.
10151 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
10152 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
10153 Initialize pcmp[ei]str[im] insns for SSE4.2.
10154 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
10155 (ix86_expand_sse_pcmpistr): Likewise.
10156 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
10157 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
10158 (UNSPEC_PCMPISTR): Likewise.
10159 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
10160 (sse4_2_pcmpestri):New isns pattern.
10161 (sse4_2_pcmpestrm): Likewise.
10162 (sse4_2_pcmpestr_cconly): Likewise.
10163 (sse4_2_pcmpistr): New insn patern and splitter.
10164 (sse4_2_pcmpistri):New isns pattern.
10165 (sse4_2_pcmpistrm): Likewise.
10166 (sse4_2_pcmpistr_cconly): Likewise.
10167 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
10170 2007-06-01 David Daney <ddaney@avtrex.com>
10172 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
10173 LOADGP_ABSOLUTE and not binds_local_p.
10175 2007-06-01 Geoffrey Keating <geoffk@apple.com>
10177 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
10179 2007-06-01 Ian Lance Taylor <iant@google.com>
10181 * tree-vrp.c (compare_name_with_value): Always set
10182 used_strict_overflow if we get a result from the variable itself.
10184 2007-06-01 Ian Lance Taylor <iant@google.com>
10186 PR rtl-optimization/31455
10187 * lower-subreg.c (find_decomposable_subregs): Don't decompose
10188 subregs which have a cast between modes which are not tieable.
10190 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
10192 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
10193 breaks after return statements.
10195 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
10197 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
10198 only after no_new_pseudos.
10200 2007-05-31 Eric Christopher <echristo@apple.com>
10202 * expr.c (convert_move): Assert that we don't have a BLKmode
10204 (store_expr): Handle BLKmode moves by calling emit_block_move.
10206 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
10208 * c-typeck.c (build_indirect_ref): Include type in error message.
10209 (build_binary_op): Pass types to binary_op_error.
10210 * c-common.c (binary_op_error): Take two type arguments, print out
10212 * c-common.h (binary_op_error): Update prototype.
10214 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
10216 * config/i386/i386.c: Correct coments on -mno-sse4.
10218 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
10220 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
10221 (x86_64-*-*): Likewise.
10222 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
10223 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
10224 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
10225 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
10226 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
10227 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
10228 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
10229 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
10230 (OPTION_MASK_ISA_SSE4): Likewise.
10231 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
10232 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
10233 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
10234 (override_options): Support SSE4.2.
10235 (ix86_build_const_vector): Support SImode and DImode.
10236 (ix86_build_signbit_mask): Likewise.
10237 (ix86_expand_int_vcond): Support V2DImode.
10238 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
10239 (IX86_BUILTIN_CRC32HI): Likewise.
10240 (IX86_BUILTIN_CRC32SI): Likewise.
10241 (IX86_BUILTIN_CRC32DI): Likewise.
10242 (IX86_BUILTIN_PCMPGTQ): Likewise.
10243 (bdesc_crc32): Likewise.
10244 (bdesc_sse_3arg): Likewise.
10245 (ix86_expand_crc32): Likewise.
10246 (ix86_init_mmx_sse_builtins): Support SSE4.2.
10247 (ix86_expand_builtin): Likewise.
10248 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
10249 __SSE4_2__ for -msse4.2.
10250 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
10251 (CRC32MODE): Likewise.
10252 (crc32modesuffix): Likewise.
10253 (crc32modeconstraint): Likewise.
10254 (sse4_2_crc32<mode>): Likewise.
10255 (sse4_2_crc32di): Likewise.
10256 * config/i386/i386.opt (msse4.2): New for SSE4.2.
10258 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
10259 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
10260 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
10261 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
10262 (vcondu<mode>): Likewise.
10263 * doc/extend.texi: Document SSE4.2 built-in functions.
10264 * doc/invoke.texi: Document -msse4.2/-msse4.
10266 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
10268 PR tree-optimization/32160
10269 * tree-predcom.c (predcom_tmp_var): New function. Mark created
10270 variable as gimple reg.
10271 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
10273 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
10275 * gcc.c (main): Don't consider linker options when issuing the
10276 warning about a linker input file not being used.
10278 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10280 * tree-vrp.c (compare_names): Initialize sop.
10282 2007-05-30 Dirk Mueller <dmueller@suse.de>
10284 * cgraphunit.c (cgraph_analyze_function): Remove
10285 computation of inline parameters.
10287 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
10289 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
10291 2007-05-30 Richard Sandiford <richard@codesourcery.com>
10293 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
10294 Add vx-common.h. Include vxworks.h between vx-common.h and
10296 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
10298 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
10299 (TARGET_ASM_DESTRUCTOR): Likewise.
10300 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
10301 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
10302 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
10303 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
10304 (VXWORKS_ENDIAN_SPEC): Define.
10305 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
10306 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
10307 VXWORKS_* equivalents.
10308 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
10309 (ASM_FILE_START): Delete.
10310 (TARGET_VERSION): Reformat.
10311 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
10312 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
10313 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
10314 (FPBIT, DPBIT): Define.
10315 (fp-bit.c, dp-bit.c): New rules.
10316 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
10317 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
10318 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
10319 * config/arm/arm.h: Include vxworks-dummy.h.
10320 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
10321 Mark with ATTRIBUTE_UNUSED.
10322 (arm_override_options): Do not allow VxWorks RTP PIC to be used
10323 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
10324 make it incompatible with -msingle-pic-base.
10325 (arm_function_ok_for_sibcall): Return false for calls that might
10326 go through a VxWorks PIC PLT entry.
10327 (require_pic_register): New function, split out from...
10328 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
10330 (arm_load_pic_register): Handle the VxWorks RTP initialization
10331 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
10332 (arm_emit_call_insn): New function.
10333 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
10334 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
10335 (pic_offset_arm): New pattern.
10336 (call, call_value): Use arm_emit_call_insn.
10337 (call_internal, call_value_internal): New expanders.
10338 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
10339 VxWorks unless __PIC__.
10341 2007-05-30 Eric Christopher <echristo@gmail.com>
10343 * genrecog.c: Include regs.h in generated file.
10344 * genemit.c: Ditto. Fix up formatting.
10345 * config/mn10300/constraints.md: New.
10346 * config/mn10300/mn10300.md: Include.
10347 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
10348 Fix up for removed macro.
10349 * config/mn10300/predicates.md (call_address_operand): Ditto.
10350 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
10351 (CONST_OK_FOR_I): Ditto.
10352 (CONST_OK_FOR_J): Ditto.
10353 (CONST_OK_FOR_K): Ditto.
10354 (CONST_OK_FOR_L): Ditto.
10355 (CONST_OK_FOR_M): Ditto.
10356 (CONST_OK_FOR_N): Ditto.
10357 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
10361 (EXTRA_CONSTRAINT): Ditto.
10363 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
10365 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
10367 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
10368 OPTION_MASK_ISA_64BIT.
10369 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
10371 2007-05-30 Richard Guenther <rguenther@suse.de>
10373 PR middle-end/32152
10374 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
10375 types for comparison.
10376 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
10377 with original typed arguments.
10378 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
10380 2007-05-30 Jakub Jelinek <jakub@redhat.com>
10382 PR tree-optimization/31769
10383 * except.c (duplicate_eh_regions): Clear prev_try if
10384 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
10386 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
10388 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
10389 * tree-ssa-sink.c (statement_sink_location): Return basic block and
10390 bsi of the location where statements should be inserted.
10391 (sink_code_in_bb): Take bsi from statement_sink_location.
10392 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
10393 instead of bsi_start.
10394 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
10396 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
10397 (bsi_move_before): Document inconsistency with bsi_move_after.
10398 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
10400 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
10402 * config/i386/i386.h (TARGET_ABM): New define.
10403 (TARGET_POPCNT): Ditto.
10404 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
10405 New temporary defines to redefine from OPTION_ISA_* defines.
10406 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
10407 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
10408 (ix86_isa_flags): New extern int declaration.
10409 (TARGET_SUBTARGET_DEFAULT): New define.
10410 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
10411 (TARGET_SUBTARGET32_DEFAULT): Ditto.
10412 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
10413 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
10414 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
10415 * config/i386/darwin.h: Change TARGET_64BIT define to
10418 * config/i386/i386.opt (m3dnowa): Define as undocumented option
10419 using existing "ix86_isa_flags" varible.
10420 (m32, m64): Use existing "ix86_isa_flags" variable.
10421 (mmmx, m3dnow): Ditto.
10422 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
10423 (mabm): Define as non-negative option using "x86_abm" variable.
10424 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
10426 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
10427 Rewrite feature test bitmap.
10428 (ix86_isa_flags): New initialized global int varible.
10429 (ix86_isa_flags_explicit): New static int variable.
10430 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
10431 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
10432 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
10433 target_flags_explicit.
10434 (override_options): Remove "target_enable" and "target_disable" fields
10435 from "struct ptt". Update processor_target_table accordingly. Remove
10436 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
10437 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
10438 "target_flags" and "ix86_isa_flags_explicit" instead of
10439 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
10440 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
10441 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
10442 to true when either of PTA_POPCNT or PTA_ABM is set in
10443 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
10444 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
10445 processor_alias_table flags entry. Remove handling of
10446 "target_enable" and "target_disable" fields of processor_target_table.
10447 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
10448 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
10449 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
10450 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
10451 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
10453 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
10455 2007-05-29 David Daney <ddaney@avtrex.com>
10458 * config/mips/mips.c (mips_output_mi_thunk): Emit
10459 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
10461 2007-05-29 Hui-May Chang <hm.chang@apple.com>
10462 * config/i386/i386.c (ix86_function_regparm): Added checking of
10463 ix86_force_align_arg_pointer to determine the number of
10464 register parameters.
10466 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
10468 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
10469 (SET_DR_MISALIGNMENT): New.
10470 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
10471 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
10472 Use SET_DR_MISALIGNMENT.
10473 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
10475 * tree-data-ref.c (create_data_ref, compute_all_dependences,
10476 find_loop_nest): Export.
10477 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
10478 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
10479 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
10480 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
10482 (struct mem_ref): Add field reuse_distance.
10483 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
10484 Initialize reuse_distance field.
10485 (issue_prefetch_ref): Select temporality of prefetch according to
10487 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
10488 self_reuse_distance, determine_loop_nest_reuse): New functions.
10489 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
10490 (tree_ssa_prefetch_arrays): Dump L2 cache size.
10491 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
10494 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
10496 * tree-ssa-alias.c: Add aliasing overview.
10498 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
10499 Danny Smith <dannysmith@users.sourceforge.net>
10502 * config/i386/t-crtfm: Compile crtfastmath.o with
10503 -minline-all-stringops.
10504 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
10505 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
10507 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10509 * doc/md.texi: Document constraints on HP PA-RISC.
10511 * pa/constraints.md: New file.
10512 * pa.md: Include constraints.md.
10513 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
10514 (integer_store_memory_operand, ldil_cint_p): New functions.
10515 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
10516 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10517 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
10518 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
10519 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
10521 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
10524 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
10525 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
10526 case POSTDECREMENT_EXPR>): Return the error_mark_node
10527 if either the real or imaginary parts would an
10530 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
10532 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
10533 name when we remove it from a call.
10535 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
10537 * targhooks.c (default_narrow_bitfield): Remove.
10538 * targhooks.h: Remove the prototype for
10539 default_narrow_bitfield.
10541 * langhooks-def.h: Remove the prototype for
10542 hook_get_alias_set_0.
10543 * langhooks.c (hook_get_alias_set_0): Remove.
10545 * global.c (EXECUTE_IF_CONFLICT): Remove.
10547 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
10550 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
10551 return true when truth_value_p is true and the type
10554 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
10556 * doc/install.texi (Prerequisites): We no longer require Autoconf
10557 2.13 for the top-level.
10559 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
10561 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
10562 memory access via x86_expand_vector_move_misalign() only for
10563 TImode values on 32-bit targets.
10565 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
10567 * matrix-reorg.c: New file. Implement matrix flattening and
10568 transposing optimization.
10569 * tree-pass.h: Add matrix reorg pass.
10570 * common.opt: Add fipa-mreorg flag.
10571 * Makefile.in: Add matrix-reorg.c.
10572 * passes.c: Add matrix reorg pass.
10573 * varpool.c (add_new_static_var): New function.
10574 * cgraph.h (add_new_static_var): Declare.
10576 2007-05-27 Eric Christopher <echristo@apple.com>
10578 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
10579 sp_offset depending on stack size. Save r12 depending
10580 on registers we're saving later.
10581 (rs6000_emit_epilogue): Update sp_offset depending only
10584 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
10586 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
10587 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10588 * ifcvt.c (if_convert): Ditto.
10589 * tree-ssa-threadupdate.c (thread_block): Ditto.
10590 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
10591 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
10592 verify_loop_closed_ssa): Check number_of_loops instead of
10594 * predict.c (tree_estimate_probability): Ditto.
10595 * tree-if-conv.c (main_tree_if_conversion): Ditto.
10596 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
10597 * modulo-sched.c (sms_schedule): Ditto.
10598 * tree-scalar-evolution.c (scev_const_prop): Ditto.
10599 (scev_finalize): Do not do anything if scev analysis was not
10601 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
10602 current_loops == NULL.
10603 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
10604 * loop-init.c (loop_optimizer_init): Do not free current_loops when
10605 there are no loops.
10606 (loop_optimizer_finalize): Assert that loops were analyzed.
10607 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
10608 rtl_doloop): Check number_of_loops instead of current_loops.
10609 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
10610 current_loops == NULL.
10611 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
10612 gate_tree_vectorize tree_linear_transform, check_data_deps,
10613 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
10614 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
10615 Check number_of_loops instead of current_loops.
10616 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
10617 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
10618 free loops if available.
10619 (execute_pre): Do not pass do_fre to fini_pre.
10621 2007-05-27 Tobias Burnus <burnus@net-b.de>
10623 PR middle-end/32083
10624 * real.c (mpfr_from_real): Fix sign of -Inf.
10626 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
10628 * tree-vect-transform.c (vectorizable_conversion): Initialize
10629 tree_code variables to ERROR_MARK.
10630 (vectorizable_type_demotion): Likewise.
10631 (vectorizable_type_promotion): Likewise.
10633 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
10636 * config/i386/i386.md (movti): Handle push operands via
10637 ix86_expand_push().
10639 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10641 * basic-block.h: Remove the prototype for merge_seq_blocks.
10642 * cfgcleanup.c (merge_seq_blocks): Remove.
10644 * tree-flow.h: Remove the prototype for is_aliased_with.
10645 * tree-ssa-alias.c (is_aliased_with): Remove.
10647 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
10649 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
10651 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
10653 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
10654 ix86_expand_sse4_unpack if SSE4.1 is enabled.
10655 (vec_unpacks_hi_v16qi): Likewise.
10656 (vec_unpacku_lo_v16qi): Likewise.
10657 (vec_unpacks_lo_v16qi): Likewise.
10658 (vec_unpacku_hi_v8hi): Likewise.
10659 (vec_unpacks_hi_v8hi): Likewise.
10660 (vec_unpacku_lo_v8hi): Likewise.
10661 (vec_unpacks_lo_v8hi): Likewise.
10662 (vec_unpacku_hi_v4si): Likewise.
10663 (vec_unpacks_hi_v4si): Likewise.
10664 (vec_unpacku_lo_v4si): Likewise.
10665 (vec_unpacks_lo_v4si): Likewise.
10667 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10669 * c-typeck.c, config/arm/arm.c, config/darwin.c,
10670 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
10671 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
10672 follow spelling conventions in various
10673 warning/error/diagnostic messages.
10675 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
10676 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
10677 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
10678 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
10679 tree-vrp.c: Fix comment typos. Follow spelling conventions.
10680 * doc/tm.texi: Follow spelling conventions.
10682 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10685 * tree-ssa-forwprop.c
10686 (forward_propagate_addr_into_variable_array_index): Remove
10687 the lhs argument. Use the type of def_rhs instead of lhs.
10688 (forward_propagate_addr_expr_1): Update use of
10689 forward_propagate_addr_into_variable_array_index.
10691 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
10692 Nigel Stephens <nigel@mips.com>
10694 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
10695 function attributes, "far" being an alias for "long_call".
10696 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
10697 (mips_near_type_p, mips_far_type_p): New.
10698 (mips_comp_type_attributes): New function to check that attributes
10699 attached to a function type are compatible.
10700 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
10701 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
10702 to the target function of the thunk.
10703 (mips_encode_section_info): Check for "near" and "far" function
10704 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
10706 * config/mips/predicates.md (const_call_insn_operand): Test only
10707 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
10709 * doc/extend.texi (Function Attributes): Document MIPS "near" and
10712 * testsuite/gcc.target/mips/near-far-1.c: New test case.
10713 * testsuite/gcc.target/mips/near-far-2.c: New test case.
10714 * testsuite/gcc.target/mips/near-far-3.c: New test case.
10715 * testsuite/gcc.target/mips/near-far-4.c: New test case.
10717 2007-05-25 Eric Christopher <echristo@apple.com>
10719 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
10720 to x86-darwin configurations.
10721 * config/i386/t-darwin: Add softfp support.
10722 * config/i386/t-darwin64: Ditto.
10723 * config/i386/sfp-machine.h: If mach then don't use
10724 aliasing, emit a stub to call.
10726 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
10728 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
10729 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
10730 tree-predcom.c, tree-ssa-alias-warnings.c,
10731 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
10732 comment typos. Follow spelling conventions.
10733 * doc/cpp.texi, doc/invoke.texi: Fix typos.
10735 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
10738 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
10739 constants into memory. Expand unaligned memory references for
10740 SSE modes via x86_expand_vector_move_misalign() function.
10742 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
10744 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
10745 "memory" attribute for "sseishft" type insn without operands[2].
10747 2007-05-25 Dirk Mueller <dmueller@suse.de>
10748 Marcus Meissner <meissner@suse.de>
10750 * doc/extend.texi (alloc_size): New attribute.
10751 * c-common.c (handle_alloc_size_attribute): New.
10752 * tree-object-size.c (alloc_object_size): Use alloc_size
10753 attribute, if available.
10755 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
10757 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
10759 (__builtin_ia32_vec_ext_v2di): Likewise.
10760 (__builtin_ia32_vec_ext_v4si): Likewise.
10761 (__builtin_ia32_vec_ext_v8hi): Likewise.
10762 (__builtin_ia32_vec_ext_v16qi): Likewise.
10763 (__builtin_ia32_vec_set_v8hi): Likewise.
10765 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
10767 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
10769 2007-05-25 Richard Sandiford <richard@codesourcery.com>
10771 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
10772 (arm_is_longcall_p): Rename to...
10773 (arm_is_long_call_p): ...this. Take a single tree argument and
10775 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
10776 (CUMULATIVE_ARGS): Remove call_cookie.
10777 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
10778 (ENCODED_LONG_CALL_ATTR_P): Delete.
10779 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
10780 LONG_CALL_FLAG_CHAR cases.
10781 (ARM_DECLARE_FUNCTION_SIZE): Delete.
10782 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
10783 ARM_DECLARE_FUNCTION_SIZE.
10784 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
10785 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
10786 (arm_encode_call_attribute, current_file_function_operand): Delete.
10787 (arm_function_in_section_p): New function.
10788 (arm_is_longcall_p): Rename to...
10789 (arm_is_long_call_p): ...this. Take the target function as a single
10790 argument and return a bool. Do not rely on call cookies. Check
10791 whether the target symbol is in the same section as the current
10792 function, not just the same compilation unit.
10793 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
10794 (arm_encode_section_info): Don't encode a call type.
10795 * config/arm/arm.md (call, call_value): Update calls to
10796 arm_is_long(_)call_p. Simplify logic.
10797 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
10798 Update calls to arm_is_long(_)call_p.
10800 2007-05-25 Richard Guenther <rguenther@suse.de>
10802 PR tree-optimization/31982
10803 * tree-ssa-forwprop.c
10804 (forward_propagate_addr_into_variable_array_index): Handle arrays
10805 with element size one.
10807 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10809 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
10810 (umulsi3_highpart): Likewise.
10812 2007-05-24 Ian Lance Taylor <iant@google.com>
10814 PR rtl-optimization/32069
10815 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
10818 2007-05-24 Ollie Wild <aaw@google.com>
10820 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
10823 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
10825 * postreload-gcse.c (reg_changed_after_insn_p): New function.
10826 (oprs_unchanged_p): Use it to check all registers in a REG.
10827 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
10828 (reg_set_between_after_reload_p): Delete.
10829 (reg_used_between_after_reload_p): Likewise.
10830 (reg_set_or_used_since_bb_start): Likewise.
10831 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
10832 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
10833 Use reg_set_between_p instead of reg_set_between_after_reload_p.
10834 * rtlanal.c (reg_set_p): Check whether REG overlaps
10835 regs_invalidated_by_call, rather than just checking the
10836 membership of REGNO (REG).
10838 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10840 * doc/passes.texi: Document predictive commoning.
10841 * doc/invoke.texi (-fpredictive-commoning): Document.
10842 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
10843 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
10844 adding indices to the generated name.
10845 (schedule_sm): Pass 0 to get_lsm_tmp_name.
10846 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
10847 * tree-pretty-print.c (op_symbol_1): Renamed to ...
10848 (op_symbol_code): ... and exported.
10849 (dump_omp_clause, op_symbol): Use op_symbol_code
10850 instead of op_symbol_1.
10851 * tree-pass.h (pass_predcom): Declare.
10852 * timevar.def (TV_PREDCOM): New timevar.
10853 * tree-ssa-loop.c (run_tree_predictive_commoning,
10854 gate_tree_predictive_commoning, pass_predcom): New.
10855 * tree-data-ref.c (find_data_references_in_loop): Find the
10856 references in dominance order.
10857 (canonicalize_base_object_address): Ensure that the result has
10859 (dr_analyze_innermost): Export.
10860 (create_data_ref): Code to fail for references with invariant
10862 (find_data_references_in_stmt): ... here.
10863 * tree-data-ref.h (dr_analyze_innermost): Declare.
10864 * tree-affine.c: Include tree-gimple.h and hashtab.h.
10865 (aff_combination_find_elt, name_expansion_hash,
10866 name_expansion_eq, tree_to_aff_combination_expand,
10867 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
10869 * tree-affine.h (aff_combination_constant_multiple_p,
10870 tree_to_aff_combination_expand): Declare.
10871 * tree-predcom.c: New file.
10872 * common.opt (fpredictive-commoning): New option.
10873 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
10874 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
10875 * Makefile.in (tree-predcom.o): Add.
10876 (tree-affine.o): Add TREE_GIMPLE_H dependency.
10877 * passes.c (init_optimization_passes): Add dceloop after
10878 copy propagation in loop optimizer. Add predictive commoning
10879 to loop optimizer passes.
10881 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10883 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
10886 2007-05-24 Jan Hubicka <jh@suse.cz>
10888 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
10890 (genheader): Include statistics.h.
10892 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
10894 * print-rtl.c (flag_dump_unnumbered): Update comments.
10895 (print_rtl): Fix my previous change.
10896 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
10899 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10901 PR middle-end/32018
10902 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
10904 (thread_through_all_blocks): Call initialize_original_copy_tables
10905 and free_original_copy_tables.
10906 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
10908 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10909 * cfghooks.c (duplicate_block): Use get_loop_copy.
10910 * cfg.c: Include cfgloop.h.
10911 (loop_copy): New hash table.
10912 (initialize_original_copy_tables): Initialize loop_copy table.
10913 (free_original_copy_tables): Free loop_copy table.
10914 (copy_original_table_clear, copy_original_table_set,
10915 set_loop_copy, get_loop_copy): New functions.
10916 (set_bb_original, set_bb_copy): Use copy_original_table_set.
10917 * cfgloop.h (struct loop): Remove copy field.
10918 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
10919 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
10921 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10923 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
10924 -msse/-msse2/-msse3.
10926 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10928 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
10929 __builtin_ia32_vec_set_v2di with MASK_64BIT.
10931 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
10934 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
10935 * targhooks.h (default_mangle_decl_assembler_name): Declare
10937 * targhooks.c (default_mangle_decl_assembler_name): Define
10939 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
10941 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
10942 * langhooks.c (lhd_set_decl_assembler_name): Call
10943 targetm.mangle_decl_assembler_name for names with global scope.
10945 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
10947 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
10948 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
10950 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
10951 New. Factored out of i386_pe_encode_section_info.
10952 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
10953 Move check for prior decoration of stdcall
10954 symbols to i386_pe_encode_section_info.
10955 (i386_pe_encode_section_info): Adjust call to
10956 gen_stdcall_or_fastcall_suffix. Use
10957 i386_pe_maybe_mangle_decl_assembler_name, if needed.
10958 (i386_pe_mangle_decl_assembler_name): New. Wrap
10959 i386_pe_maybe_mangle_decl_assembler_name.
10961 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10963 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
10964 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
10965 * langhooks.c (get_signed_or_unsigned_type): Don't check for
10966 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
10967 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
10970 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
10971 Nigel Stephens <nigel@mips.com>
10972 Richard Sandiford <richard@codesourcery.com>
10974 Fix up MIPS16 hard float and add support for complex.
10976 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
10977 (TARGET_SOFT_FLOAT_ABI): New.
10978 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
10979 __mips_soft_float to reflect the ABI in use, not whether the
10980 FPU is directly accessible (e.g., in MIPS16 mode).
10981 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
10982 (UNITS_PER_FPVALUE): Likewise.
10984 * config/mips/mips.c (mips_expand_call): Remove redundant
10985 TARGET_MIPS16 check.
10986 (mips_arg_regno): New.
10987 (function_arg_advance): When setting bits in cum->fp_code for
10988 MIPS16, don't subtract 1 from cum->arg_number, since it is now
10990 (function_arg): Use mips_arg_regno.
10991 (mips_return_mode_in_fpr_p): New.
10992 (mips16_call_stub_mode_suffix): New.
10993 (mips16_cfun_returns_in_fpr_p): New.
10994 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
10995 (mips_output_function_prologue): Test mips16_hard_float, not
10996 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
10997 (mips_expand_epilogue): Call MIPS16 helper routines to copy
10998 return value into a floating-point register.
10999 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
11000 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
11001 (mips16_fp_args): Handle MIPS32r2 ISA which supports
11002 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
11003 word of double arguments from or to the high bits of 64-bit
11004 floating point registers.
11005 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
11006 (mips16_fpret_double): New helper function.
11007 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
11008 support for complex modes. Fill in DECL_RESULT for stubdecl.
11009 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
11011 * config/mips/mips16.S
11012 (RET, ARG1, ARG2): New.
11013 (MERGE_GPRf, MERGE_GPRt): New.
11014 (DELAYt, DELAYf): New.
11015 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
11016 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
11017 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
11018 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
11019 (SFOP): Renamed to...
11020 (OPSF3): This, and macro-ified. Updated all uses.
11021 (SFOP2): Renamed to...
11022 (OPSF2): This, and macro-ified. Updated all uses.
11023 (SFCMP): Renamed to...
11024 (CMPSF): This, and macro-ified. Updated all uses.
11025 (SFREVCMP): Renamed to...
11026 (REVCMPSF): This, and macro-ified. Updated all uses.
11027 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
11028 (LDDBL1, LDDBL2, RETDBL): Deleted.
11029 (DFOP): Renamed to...
11030 (OPDF3): This, and macro-ified. Updated all uses.
11031 (DFOP2): Renamed to...
11032 (OPDF2): This, and macro-ified. Updated all uses.
11033 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
11034 (DFCMP): Renamed to...
11035 (CMPDF): This, and macro-ified. Updated all uses.
11036 (DFREVCMP): Renamed to...
11037 (REVCMPDF): This, and macro-ified. Updated all uses.
11038 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
11039 (RET_FUNCTION): New.
11040 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
11041 (__mips16_ret_sc, __mips16_ret_dc): New.
11042 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
11043 STUB_ARGS_6, STUB_ARGS_10): New.
11044 (CALL_STUB_NO_RET): New.
11045 (__mips16_call_stub_1): Macro-ified.
11046 (__mips16_call_stub_5): Macro-ified.
11047 (__mips16_call_stub_2): Macro-ified.
11048 (__mips16_call_stub_6): Macro-ified.
11049 (__mips16_call_stub_9): Macro-ified.
11050 (__mips16_call_stub_10): Macro-ified.
11051 (CALL_STUB_RET): New.
11052 (__mips16_call_stub_sf_0): Macro-ified.
11053 (__mips16_call_stub_sf_1): Macro-ified.
11054 (__mips16_call_stub_sf_5): Macro-ified.
11055 (__mips16_call_stub_sf_2): Macro-ified.
11056 (__mips16_call_stub_sf_6): Macro-ified.
11057 (__mips16_call_stub_sf_9): Macro-ified.
11058 (__mips16_call_stub_sf_10): Macro-ified.
11059 (__mips16_call_stub_df_0): Macro-ified.
11060 (__mips16_call_stub_df_1): Macro-ified.
11061 (__mips16_call_stub_df_5): Macro-ified.
11062 (__mips16_call_stub_df_2): Macro-ified.
11063 (__mips16_call_stub_df_6): Macro-ified.
11064 (__mips16_call_stub_df_9): Macro-ified.
11065 (__mips16_call_stub_df_10): Macro-ified.
11066 (__mips16_call_stub_sc_0): New.
11067 (__mips16_call_stub_sc_1): New.
11068 (__mips16_call_stub_sc_5): New.
11069 (__mips16_call_stub_sc_2): New.
11070 (__mips16_call_stub_sc_6): New.
11071 (__mips16_call_stub_sc_9): New.
11072 (__mips16_call_stub_sc_10): New.
11073 (__mips16_call_stub_dc_0): New.
11074 (__mips16_call_stub_dc_1): New.
11075 (__mips16_call_stub_dc_5): New.
11076 (__mips16_call_stub_dc_2): New.
11077 (__mips16_call_stub_dc_6): New.
11078 (__mips16_call_stub_dc_9): New.
11079 (__mips16_call_stub_dc_10): New.
11081 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
11082 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
11083 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
11085 2007-05-23 Ian Lance Taylor <iant@google.com>
11087 * doc/invoke.texi (Invoking GCC): Document that the order of the
11090 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
11093 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
11094 * config/score/predicate.md (const_pow2, const_npow2): Remove.
11095 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
11099 * config/score/score.c (score_print_operand): Make sure that only
11100 lower bits are used.
11102 2007-05-22 Ian Lance Taylor <iant@google.com>
11104 * tree-vrp.c (avoid_overflow_infinity): New static function,
11105 broken out of set_value_range_to_value.
11106 (set_value_range_to_value): Call avoid_overflow_infinity.
11107 (extract_range_from_assert): Likewise.
11109 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11111 PR middle-end/31095
11112 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
11113 change the type before looking for a COMPOUND_EXPR.
11115 2007-05-22 Ian Lance Taylor <iant@google.com>
11117 * lower-subreg.c (decompose_multiword_subregs): If we change an
11118 insn, call remove_retval_note on it.
11120 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
11122 * regs.h (end_hard_regno): New function.
11123 (END_HARD_REGNO, END_REGNO): New macros.
11124 (add_to_hard_reg_set): New function.
11125 (remove_from_hard_reg_set): Likewise.
11126 (in_hard_reg_set_p): Likewise.
11127 (overlaps_hard_reg_set_p): Likewise.
11128 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
11129 (note_btr_set): Use END_HARD_REGNO.
11130 * caller-save.c (setup_save_areas): Use end_hard_regno.
11131 (mark_set_regs): Use END_HARD_REGNO.
11132 (add_stored_regs): Use end_hard_regno.
11133 (mark_referenced_regs): Use add_to_hard_reg_set.
11134 * combine.c (update_table_tick): Use END_REGNO.
11135 (record_value_for_reg): Likewise.
11136 (record_dead_and_set_regs): Likewise.
11137 (get_last_value_validate): Likewise.
11138 (use_crosses_set_p): Likewise.
11139 (reg_dead_at_p_1): Likewise.
11140 (reg_dead_at_p): Likewise.
11141 (mark_used_regs_combine): Use add_to_hard_reg_set.
11142 (move_deaths): Use END_HARD_REGNO.
11143 (reg_bitfield_target_p): Use end_hard_regno.
11144 (distribute_notes): Use END_HARD_REGNO.
11145 * cse.c (mention_regs): Use END_REGNO.
11146 (insert): Use add_to_hard_reg_set.
11147 (invalidate): Use END_HARD_REGNO.
11148 (invalidate_for_call): Likewise.
11149 (exp_equiv_p): Use END_REGNO.
11150 (cse_insn): Likewise.
11151 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
11152 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
11153 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
11154 * function.c (keep_stack_depressed): Use end_hard_regno.
11155 * global.c (global_alloc): Use end_hard_regno.
11156 (global_conflicts): Use add_to_hard_reg_set instead of
11158 (find_reg): Likewise.
11159 (mark_reg_store): Likewise.
11160 (mark_reg_conflicts): Likewise.
11161 (mark_reg_death): Use remove_from_hard_reg_set.
11162 (mark_reg_live_nc): Delete.
11163 (set_preference): Use end_hard_regno.
11164 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
11165 remove_from_hard_reg_set.
11166 (post_mark_life): Use add_to_hard_reg_set.
11167 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
11168 (reg_becomes_live): Use add_to_hard_reg_set.
11169 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
11170 (peep2_find_free_register): Use add_to_hard_reg_set.
11171 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
11172 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
11173 * regrename.c (note_sets): Use add_to_hard_reg_set.
11174 (clear_dead_regs): Use remove_from_hard_reg_set.
11175 (regrename_optimize): Use add_to_hard_reg_set.
11176 (find_oldest_value_reg): Use in_hard_reg_set_p.
11177 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
11178 (hard_reg_set_here_p): Use end_hard_regno.
11179 (decompose): Likewise.
11180 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
11181 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
11182 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
11183 (mark_home_live): Use end_hard_regno.
11184 (spill_hard_reg): Likewise.
11185 (clear_reload_reg_in_use): Likewise.
11186 * reorg.c (delete_prior_computation): Use END_REGNO.
11187 * resource.c (update_live_status): Use END_HARD_REGNO.
11188 (mark_referenced_resources): Use add_to_hard_reg_set.
11189 (mark_set_resources): Likewise.
11190 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
11191 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
11192 (reg_overlap_mentioned_p): Likewise.
11193 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
11194 (covers_regno_no_parallel_p): Use END_REGNO.
11195 (find_regno_note): Likewise.
11196 (find_reg_fusage): Use END_HARD_REGNO.
11197 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
11198 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
11200 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
11202 * mode-switching.c (reg_dies): Change type of second argument to
11204 (optimize_mode_switching): Update accordingly.
11206 2007-05-22 Richard Sandiford <richard@codesourcery.com>
11208 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
11210 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
11211 (hard_reg_set_empty_p): ...these new functions.
11212 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
11213 GO_IF_HARD_REG_SUBSET.
11214 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
11215 instead of GO_IF_HARD_REG_EQUAL.
11216 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
11217 instead of GO_IF_HARD_REG_EQUAL.
11218 * global.c (find_reg): Use hard_reg_set_empty_p instead of
11219 GO_IF_HARD_REG_SUBSET.
11220 (modify_reg_pav): Use hard_reg_set_empty_p instead of
11221 GO_IF_HARD_REG_EQUAL.
11222 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
11223 of GO_IF_HARD_REG_SUBSET.
11224 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
11225 instead of GO_IF_HARD_REG_EQUAL.
11226 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
11227 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
11228 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
11229 of GO_IF_HARD_REG_SUBSET,
11230 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
11231 GO_IF_HARD_REG_SUBSET.
11232 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
11233 instead of GO_IF_HARD_REG_EQUAL.
11234 * config/sh/sh.c (push_regs, calc_live_regs): Use
11235 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
11236 (hard_regs_intersect_p): Delete.
11238 2007-05-22 Janis Johnson <janis187@us.ibm.com>
11240 * doc/sourcebuild.texi (Test Directives) Add dg-message.
11242 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
11243 Richard Henderson <rth@redhat.com>
11245 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
11247 (x86_64-*-*): Likewise.
11249 * i386/i386-modes.def (V2QI): New.
11251 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
11253 (override_options): Support SSE4.1.
11254 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
11255 (IX86_BUILTIN_BLENDPS): Likewise.
11256 (IX86_BUILTIN_BLENDVPD): Likewise.
11257 (IX86_BUILTIN_BLENDVPS): Likewise.
11258 (IX86_BUILTIN_PBLENDVB128): Likewise.
11259 (IX86_BUILTIN_PBLENDW128): Likewise.
11260 (IX86_BUILTIN_DPPD): Likewise.
11261 (IX86_BUILTIN_DPPS): Likewise.
11262 (IX86_BUILTIN_INSERTPS128): Likewise.
11263 (IX86_BUILTIN_MOVNTDQA): Likewise.
11264 (IX86_BUILTIN_MPSADBW128): Likewise.
11265 (IX86_BUILTIN_PACKUSDW128): Likewise.
11266 (IX86_BUILTIN_PCMPEQQ): Likewise.
11267 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
11268 (IX86_BUILTIN_PMAXSB128): Likewise.
11269 (IX86_BUILTIN_PMAXSD128): Likewise.
11270 (IX86_BUILTIN_PMAXUD128): Likewise.
11271 (IX86_BUILTIN_PMAXUW128): Likewise.
11272 (IX86_BUILTIN_PMINSB128): Likewise.
11273 (IX86_BUILTIN_PMINSD128): Likewise.
11274 (IX86_BUILTIN_PMINUD128): Likewise.
11275 (IX86_BUILTIN_PMINUW128): Likewise.
11276 (IX86_BUILTIN_PMOVSXBW128): Likewise.
11277 (IX86_BUILTIN_PMOVSXBD128): Likewise.
11278 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
11279 (IX86_BUILTIN_PMOVSXWD128): Likewise.
11280 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
11281 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
11282 (IX86_BUILTIN_PMOVZXBW128): Likewise.
11283 (IX86_BUILTIN_PMOVZXBD128): Likewise.
11284 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
11285 (IX86_BUILTIN_PMOVZXWD128): Likewise.
11286 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
11287 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
11288 (IX86_BUILTIN_PMULDQ128): Likewise.
11289 (IX86_BUILTIN_PMULLD128): Likewise.
11290 (IX86_BUILTIN_ROUNDPD): Likewise.
11291 (IX86_BUILTIN_ROUNDPS): Likewise.
11292 (IX86_BUILTIN_ROUNDSD): Likewise.
11293 (IX86_BUILTIN_ROUNDSS): Likewise.
11294 (IX86_BUILTIN_PTESTZ): Likewise.
11295 (IX86_BUILTIN_PTESTC): Likewise.
11296 (IX86_BUILTIN_PTESTNZC): Likewise.
11297 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
11298 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
11299 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
11300 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
11301 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
11302 (bdesc_ptest): New.
11303 (bdesc_sse_3arg): Likewise.
11304 (bdesc_2arg): Likewise.
11305 (bdesc_1arg): Likewise.
11306 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
11308 (ix86_expand_sse_4_operands_builtin): New.
11309 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
11310 smaller than 8 bits as the 2nd arg.
11311 (ix86_expand_sse_ptest): New.
11312 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
11313 (ix86_expand_vector_set): Support SSE4.1.
11314 (ix86_expand_vector_extract): Likewise.
11316 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
11317 __SSE4_1__ for -msse4.1.
11319 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
11320 (UNSPEC_INSERTPS): Likewise.
11321 (UNSPEC_DP): Likewise.
11322 (UNSPEC_MOVNTDQA): Likewise.
11323 (UNSPEC_MPSADBW): Likewise.
11324 (UNSPEC_PHMINPOSUW): Likewise.
11325 (UNSPEC_PTEST): Likewise.
11326 (UNSPEC_ROUNDP): Likewise.
11327 (UNSPEC_ROUNDS): Likewise.
11329 * config/i386/i386.opt (msse4.1): New for SSE4.1.
11331 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
11332 (const_pow2_1_to_32768_operand): Likewise.
11334 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
11337 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
11339 (sse4_1_insertps): Likewise.
11340 (*sse4_1_extractps): Likewise.
11341 (sse4_1_ptest): Likewise.
11342 (sse4_1_mulv2siv2di3): Likewise.
11343 (*sse4_1_mulv4si3): Likewise.
11344 (*sse4_1_smax<mode>3): Likewise.
11345 (*sse4_1_umax<mode>3): Likewise.
11346 (*sse4_1_smin<mode>3): Likewise.
11347 (*sse4_1_umin<mode>3): Likewise.
11348 (sse4_1_eqv2di3): Likewise.
11349 (*sse4_1_pinsrb): Likewise.
11350 (*sse4_1_pinsrd): Likewise.
11351 (*sse4_1_pinsrq): Likewise.
11352 (*sse4_1_pextrb): Likewise.
11353 (*sse4_1_pextrb_memory): Likewise.
11354 (*sse4_1_pextrw_memory): Likewise.
11355 (*sse4_1_pextrq): Likewise.
11356 (sse4_1_blendpd): Likewise.
11357 (sse4_1_blendps): Likewise.
11358 (sse4_1_blendvpd): Likewise.
11359 (sse4_1_blendvps): Likewise.
11360 (sse4_1_dppd): Likewise.
11361 (sse4_1_dpps): Likewise.
11362 (sse4_1_movntdqa): Likewise.
11363 (sse4_1_mpsadbw): Likewise.
11364 (sse4_1_packusdw): Likewise.
11365 (sse4_1_pblendvb): Likewise.
11366 (sse4_1_pblendw): Likewise.
11367 (sse4_1_phminposuw): Likewise.
11368 (sse4_1_extendv8qiv8hi2): Likewise.
11369 (*sse4_1_extendv8qiv8hi2): Likewise.
11370 (sse4_1_extendv4qiv4si2): Likewise.
11371 (*sse4_1_extendv4qiv4si2): Likewise.
11372 (sse4_1_extendv2qiv2di2): Likewise.
11373 (*sse4_1_extendv2qiv2di2): Likewise.
11374 (sse4_1_extendv4hiv4si2): Likewise.
11375 (*sse4_1_extendv4hiv4si2): Likewise.
11376 (sse4_1_extendv2hiv2di2): Likewise.
11377 (*sse4_1_extendv2hiv2di2): Likewise.
11378 (sse4_1_extendv2siv2di2): Likewise.
11379 (*sse4_1_extendv2siv2di2): Likewise.
11380 (sse4_1_zero_extendv8qiv8hi2): Likewise.
11381 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
11382 (sse4_1_zero_extendv4qiv4si2): Likewise.
11383 (*sse4_1_zero_extendv4qiv4si2): Likewise.
11384 (sse4_1_zero_extendv2qiv2di2): Likewise.
11385 (*sse4_1_zero_extendv2qiv2di2): Likewise.
11386 (sse4_1_zero_extendv4hiv4si2): Likewise.
11387 (*sse4_1_zero_extendv4hiv4si2): Likewise.
11388 (sse4_1_zero_extendv2hiv2di2): Likewise.
11389 (*sse4_1_zero_extendv2hiv2di2): Likewise.
11390 (sse4_1_zero_extendv2siv2di2): Likewise.
11391 (*sse4_1_zero_extendv2siv2di2): Likewise.
11392 (sse4_1_roundpd): Likewise.
11393 (sse4_1_roundps): Likewise.
11394 (sse4_1_roundsd): Likewise.
11395 (sse4_1_roundss): Likewise.
11396 (mulv4si3): Don't expand for SSE4.1.
11397 (smax<mode>3): Likewise.
11398 (umaxv4si3): Likewise.
11399 (uminv16qi3): Likewise.
11400 (umin<mode>3): Likewise.
11401 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
11403 * doc/extend.texi: Document SSE4.1 built-in functions.
11405 * doc/invoke.texi: Document -msse4.1.
11407 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
11409 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
11410 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
11411 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
11412 (ASM_SPEC): Add asm_pcrel_spec.
11413 (EXTRA_SPECS): Add asm_pcrel_spec.
11415 2007-05-21 David Daney <ddaney@avtrex.com>
11417 * doc/install.texi (Building a cross compiler): Add requirements
11418 for Java cross compiler.
11420 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11422 PR middle-end/31995
11423 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
11424 Add loopno argument. Use evolution_function_is_invariant_rec_p
11425 instead of evolution_function_is_constant_p.
11426 Update calls to evolution_function_is_affine_multivariate_p.
11427 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
11428 Add loopno argument.
11429 * tree-scalar-evolution.c (gather_chrec_stats): Call
11430 evolution_function_is_affine_multivariate_p with a loop
11432 * tree-data-ref.c (analyze_miv_subscript): Likewise.
11433 (analyze_overlapping_iterations): Likewise.
11434 (access_functions_are_affine_or_constant_p): Likewise.
11435 (build_classic_dist_vector_1): If the access functions
11436 are equal, don't do anything.
11438 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
11439 Paolo Carlini <pcarlini@suse.de>
11440 Uros Bizjak <ubizjak@gmail.com>
11442 * c-cppbuiltin.c (c_cpp_builtins): Define
11443 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
11444 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
11445 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
11446 * doc/cpp.texi ([Standard Predefined Macros]): Document.
11448 2007-05-21 Mike Stump <mrs@apple.com>
11450 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
11452 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
11454 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
11456 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
11457 implementation if __OPTIMIZE__ is not defined.
11458 (_mm_alignr_pi8): Ditto.
11459 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
11460 (_mm_inserti_si64): Ditto.
11461 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
11462 (_mm_slli_epi16): Ditto.
11463 (_mm_slli_epi32): Ditto.
11464 (_mm_slli_epi64): Ditto.
11465 (_mm_srai_epi16): Ditto.
11466 (_mm_srai_epi32): Ditto.
11467 (_mm_srli_si128): Ditto.
11468 (_mm_slli_si128): Ditto.
11469 (_mm_srli_epi16): Ditto.
11470 (_mm_srli_epi32): Ditto.
11471 (_mm_srli_epi64): Ditto.
11472 (_mm_extract_epi16): Ditto.
11473 (_mm_insert_epi16): Ditto.
11474 (_mm_shufflehi_epi16): Ditto.
11475 (_mm_shufflelo_epi16): Ditto.
11476 (_mm_shuffle_epi32): Ditto.
11477 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
11478 (_m_pextrw): Ditto.
11479 (_mm_insert_pi16): Ditto.
11480 (_m_pinsrw): Ditto.
11481 (_mm_shuffle_pi16): Ditto.
11482 (_m_pshufw): Ditto.
11483 (_mm_shufle_ps): Ditto.
11484 (_mm_prefetch): Ditto.
11486 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
11488 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
11489 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
11490 * real.c (encode_i370_single, decode_i370_single,
11491 encode_i370_double, decode_i370_double): Functions removed.
11492 (i370_single_format, i370_double_format): Initializations removed.
11493 (real_maxval, round_for_format, exact_real_truncate, significand_size):
11494 Consider the log2_b field to always be one.
11495 (ieee_single_format, mips_single_format, coldfire_single_format,
11496 ieee_double_format, mips_double_format, coldfire_double_format,
11497 ieee_extended_motorola_format, ieee_extended_intel_96_format,
11498 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
11499 ibm_extended_format, mips_extended_format, ieee_quad_format,
11500 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
11501 decimal_single_format, decimal_double_format, decimal_quad_format,
11502 c4x_single_format, c4x_extended_format, real_internal_format): Remove
11503 initialization of log2_b.
11504 * real.h (i370_single_format, i370_double_format): Declarations
11506 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
11507 field to always be one.
11509 2007-05-21 Andreas Schwab <schwab@suse.de>
11511 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
11512 NOTE_INSN_BASIC_BLOCK_P.
11513 (process_for_unwind_directive): Likewise.
11515 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
11517 * builtins.c (expand_builtin_setjmp_setup): Update comment.
11518 * function.h (struct function): Move va_list_gpr_size,
11519 va_list_fpr_size, function_frequency to front of bitfields. Add
11521 (current_function_calls_unwind_init): New.
11522 * except.c (expand_builtin_unwind_init): Set
11523 current_function_calls_unwind_init not
11524 current_function_has_nonlocal_label.
11525 * reload1.c (has_nonexceptional_receiver): New.
11526 (reload): Use it and current_function_calls_unwind_init to
11527 determine whether call-saved regs must be saved.
11529 2007-05-20 Jan Hubicka <jh@suse.cz>
11531 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
11532 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11533 * ddg.c (create_ddg): LIkewise.
11534 * final.c (final): Remove hunk moving line number notes around since
11535 they are no longer present at this stage.
11536 (final_scan_insn): Use NOTE_KIND instead of
11537 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11538 (output_asm_label): Likewise.
11539 * reorg.c (dbr_schedule): Likewise.
11540 * haifa-sched.c (unlink_other_notes): Likewise.
11541 * mode-switching.c (optimize_mode_switching): Likewise.
11542 * graph.c (start_bb): Likewise.
11543 * rtl.def (NOTE): Update description.
11544 * jump.c (squeeze_notes): Delete.
11545 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
11546 NOTE_INSN_BASIC_BLOCK_P when possible.
11547 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
11548 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
11549 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11550 (dwarf2out_var_location): Likewise.
11551 * cfgbuild.c (make_edges): Likewise.
11552 (find_basic_blocks_1): Likewise.
11553 * function.c (reorder_blocks_1): Likewise.
11554 (epilogue_done): Likewise.
11555 (reposition_prologue_and_epilogue_notes): Likewise.
11556 * print-rtl.c (print_rtx): Likewise; drop code for printing
11558 (print_rtl): Likewise.
11559 (print_rtl_single): Likewise.
11560 * gcse.c (insert_insn_start_bb): Likewise.
11561 * alias.c (init_alias_analysis): Likewise.
11562 * calls.c (fixup_tail_calls): Likewise.
11563 * except.c (sjlj_emit_function_enter): Likewise.
11564 * emit-rtl.c (add_insn_after): Likeiwse.
11565 (emit_label_before): Likewise.
11566 (emit_label_after): Likewise.
11567 (emit_note_before, emit_note_after, emit_note): Update
11568 parameter to be enum insn_note; do not deal with source
11570 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
11571 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
11573 (merge_blocks_move_successor_nojumps): Simplify now when
11574 we don't have BLOCK notes.
11575 (try_optimize_cfg): Likewise.
11576 * cfglayout.c (skip_insns_after_block): Likewise.
11577 (record_effective_endpoints): Likewise.
11578 (duplicate_insn_chain): Likewise.
11579 * varasm.c (output_constant_pool_1): Likewise.
11580 * sched-deps.c (sched_analyze): Likewise.
11581 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
11583 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
11584 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
11585 (SET_INSN_DELETED): Simplify.
11586 (NOTE_LINE_NUMBER): Exterminate.
11587 (NOTE_LINE_KIND): New.
11588 (NOTE_INSN_BASIC_BLOCK_P): Update.
11589 (enum insn_note): Simplify.
11590 (GET_NOTE_INSN_NAME) Simplify.
11591 (emit_note_before, emit_note_after, emit_note): Update prototype.
11592 (squeeze_notes): Remove.
11593 * sched-int.h (NOTE_NOT_BB_P): Update.
11594 * resource.c (mark_target_live_regs): Update.
11595 * sched-rgn.c (debug_dependencies): Update.
11596 * sched-vis.c (print_insn): Update.
11597 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
11598 * config/i386/i386.c (ix86_output_function_epilogue): Update.
11599 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
11600 (TARGET_ADJUST_UNROLL_MAX): Likewise.
11601 (split_branches): Update.
11602 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
11604 (sh_adjust_unroll_max): Exterminate.
11605 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
11606 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
11607 (m68hc11_reorg): Likewise.
11608 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
11609 (emit_predicate_relation_info): Update.
11610 (process_for_unwind_directive): Update.
11611 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
11612 (output_call): Update.
11613 * config/pa/pa.c (output_lbranch): Update.
11614 (output_millicode_call): Update.
11615 (output_call): Update.
11616 (pa_combine_instructions): Update.
11617 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
11618 * config/bfin/bfin.c (gen_one_bundle): Update.
11619 * cfgrtl.c (can_delete_note_p): Update.
11620 (delete_insn): Update.
11621 (rtl_merge_blocks): Update.
11622 (commit_one_edge_insertion): Update.
11623 (rtl_verify_flow_info): Update.
11624 * stmt.c (expand_case): Do not call squeeze_notes.
11626 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11633 * c.opt (Wtype-limits): New.
11634 * doc/invoke.texi (Wtype-limits): Document it.
11635 (Wextra): Enabled by -Wextra.
11636 * c-opts.c (c_common_post_options): Enabled by -Wextra.
11637 * c-common.c (shorten_compare): Warn with Wtype-limits.
11639 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11641 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
11642 inlined function, not as a macro.
11643 (_mm_alignr_pi8): Ditto.
11644 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
11645 (_mm_inserti_si64): Ditto.
11646 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
11647 (_mm_extract_epi16): Ditto.
11648 (_mm_insert_epi16): Ditto.
11649 (_mm_shufflehi_epi16): Ditto.
11650 (_mm_shufflelo_epi16): Ditto.
11651 (_mm_shuffle_epi32): Ditto.
11652 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
11653 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
11655 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
11657 (_m_to_float): Use C89 compatible assignment.
11659 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
11662 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
11664 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11667 * doc/invoke.texi (Wreturn-type): Complete description.
11668 (Wextra): Delete item about return-type warning.
11669 * c-decl.c: Delete redundant Wextra warning.
11671 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11674 * config/i386/pmmintrin.h: Do not include xmmintrin.h
11675 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
11676 inlined function, not as a macro.
11677 (_mm_prefetch): Ditto.
11678 (_m_pextrw): Ditto.
11679 (_mm_insert_pi16): Ditto.
11680 (_m_pinsrw): Ditto.
11681 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
11682 (_m_pshufw): Ditto. Add const to __N argument.
11683 (_mm_shufle_ps): Ditto. Add const to __mask argument.
11684 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
11685 (_mm_slli_epi32): Ditto.
11686 (_mm_srli_si128): Implement as always inlined function, not as a
11687 macro. Add __inline to function declaration.
11688 (_mm_slli_si128): Ditto.
11690 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
11692 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
11693 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
11695 (struct fenv): New structure.
11696 (FP_HANDLE_EXCEPTIONS): New define.
11697 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
11698 (_FP_DECL_EXP): New define.
11699 (FP_INIT_ROUNDMODE): New define.
11700 (FP_ROUNDMODE): New define.
11702 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11704 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
11705 (Wconversion): Update description.
11706 (Wconversion-sign): New.
11707 * c.opt (Wconversion-sign): New.
11708 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
11709 means disabled for C++. Otherwise, take the status of Wconversion.
11710 * c-common.c (conversion_warning): Warn with either Wconversion or
11712 (warnings_for_convert_and_check): Conditions are already checked by
11713 conversion_warning.
11714 (convert_and_check): Don't check warnings if the conversion failed.
11716 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
11717 Anatoly Sokolov <aesok@dol.ru>
11719 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
11720 avr_epilogue_uses) : Add declaration.
11721 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
11722 * config/avr/constraints.md (R): New constraint.
11723 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
11724 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
11725 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
11726 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
11727 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
11728 call_prologue_saves, epilogue_restores, return_from_epilogue,
11729 return_from_main_epilogue, return_from_interrupt_epilogue,
11730 return_from_naked_epilogue, prologue, epilogue): New patterns.
11731 (jump): Handle symbol reference.
11732 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
11733 avr_output_function_prologue, avr_output_function_epilogue): Remove
11735 (avr_init_machine_status, expand_prologue, expand_epilogue,
11736 avr_asm_function_end_prologue, avr_epilogue_uses,
11737 avr_asm_function_begin_epilogue): New functions.
11738 (prologue_size, epilogue_size, jump_tables_size): Remove global
11740 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
11741 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
11742 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
11743 (avr_override_options): Initialise init_machine_status.
11744 (output_movhi): Handle all stack pointer loads.
11745 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
11746 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
11747 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
11748 (EPILOGUE_USES) Redefine.
11749 (machine_function) Declare.
11751 2007-05-19 Richard Sandiford <richard@codesourcery.com>
11753 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
11754 Use a single return statement.
11756 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11758 PR middle-end/30250
11759 * builtins.c (do_mpfr_lgamma_r): New.
11760 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
11761 * tree.h (CASE_FLT_FN_REENT): New.
11763 2007-05-18 Geoffrey Keating <geoffk@apple.com>
11765 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
11766 (output_die): Use 'unsigned long' with %x.
11767 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
11768 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
11769 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
11771 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
11773 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
11778 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
11779 true if function has no argument.
11781 2007-05-18 DJ Delorie <dj@redhat.com>
11783 * config/mips/mips.c (mips_offset_within_alignment_p): New.
11784 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
11786 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
11788 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
11789 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
11790 count_trailing_zeros.
11791 (__i386__): Implement count_leading_zeros using __builtin_clz().
11792 Implement count_trailing_zeros usign __builtin_ctz().
11794 2007-05-18 Richard Sandiford <richard@codesourcery.com>
11796 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
11798 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
11800 PR middle-end/31344
11801 * expr.c (emit_move_change_mode): Change mode of push operands here.
11803 2007-05-17 Ian Lance Taylor <iant@google.com>
11805 PR tree-optimization/31953
11806 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
11807 Change all callers.
11808 (set_value_range_to_null): Call set_value_range_to_value.
11809 (extract_range_from_comparison): Likewise.
11811 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11813 * toplev.c (print_version): Output GMP/MPFR version info.
11815 * builtins.c (CASE_MATHFN_REENT): New macro.
11816 (mathfn_built_in): Use it.
11817 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
11818 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
11819 BUILT_IN_LGAMMAL_R): New.
11820 * doc/extend.texi: Document new builtins.
11822 PR middle-end/31796
11823 * builtins.c (do_mpfr_remquo): New.
11824 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
11825 (fold_builtin_3): Handle BUILT_IN_REMQUO.
11827 PR middle-end/30251
11828 * builtins.c (fold_builtin_1): Handle y0, y1.
11829 (fold_builtin_2): Handle yn.
11831 PR middle-end/30251
11832 * builtins.c (do_mpfr_bessel_n): New.
11833 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
11834 (fold_builtin_2): Handle BUILT_IN_JN.
11836 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
11839 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
11840 TYPE_PRECISION (intmax_type_node).
11842 2007-05-17 Steve Ellcey <sje@cup.hp.com>
11845 * reload.c (subst_reloads): Remove checking.
11847 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
11849 PR rtl-optimization/31691
11850 * combine.c (simplify_set): Build a new src pattern instead of
11851 substituting its operands in the COMPARE case.
11853 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
11855 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
11856 (execute_vrp): Preserve loops through jump threading.
11857 * tree-ssa-threadupdate.c (thread_single_edge,
11858 dbds_continue_enumeration_p, determine_bb_domination_status,
11859 thread_through_loop_header): New functions.
11860 (create_edge_and_update_destination_phis,
11861 create_edge_and_update_destination_phis): Set loops for the new blocks.
11862 (prune_undesirable_thread_requests): Removed.
11863 (redirect_edges): Do not pretend that redirect_edge_and_branch can
11865 (thread_block): Do not call prune_undesirable_thread_requests.
11867 (mark_threaded_blocks): Select edges to thread here.
11868 (thread_through_all_blocks): Take may_peel_loop_headers argument.
11869 Thread edges through loop headers independently.
11870 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
11871 * tree-pass.h (TODO_mark_first_instance): New.
11872 (first_pass_instance): Declare.
11873 * cfghooks.c (duplicate_block): Put the block to the original loop
11874 if copy is not specified.
11875 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
11876 jump threading. Pass may_peel_loop_headers to
11877 thread_through_all_blocks according to first_pass_instance.
11878 * cfgloop.h (create_preheader): Declare.
11879 * tree-flow.h (thread_through_all_blocks): Declaration changed.
11880 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
11881 * passes.c (first_pass_instance): New variable.
11882 (next_pass_1): Set TODO_mark_first_instance.
11883 (execute_todo): Set first_pass_instance.
11885 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
11887 PR tree-optimization/24659
11888 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
11889 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
11890 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
11891 OTI_vec_pack_ufix_trunc.
11892 (vec_unpacks_float_hi_optab): Define new macro.
11893 (vec_unpacks_float_lo_optab): Ditto.
11894 (vec_unpacku_float_hi_optab): Ditto.
11895 (vec_unpacku_float_lo_optab): Ditto.
11896 (vec_pack_sfix_trunc_optab): Ditto.
11897 (vec_pack_ufix_trunc_optab): Ditto.
11898 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
11899 and vec_pack_[s|u]fix_trunc_optab using
11900 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
11901 * tree-vectorizer.c (supportable_widening_operation): Handle
11902 FLOAT_EXPR and CONVERT_EXPR. Update comment.
11903 (supportable_narrowing_operation): New function.
11904 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
11905 * tree-vect-transform.c (vectorizable_conversion): Handle
11906 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11907 (vect_gen_widened_results_half): Move before vectorizable_conversion.
11908 (vectorizable_type_demotion): Call supportable_narrowing_operation()
11909 to check for target support.
11910 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
11911 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
11912 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
11913 for VEC_PACK_FIX_TRUNC_EXPR.
11914 (expand_binop): Special case mode of the result for
11915 vec_pack_[u|s]fix_trunc_optab.
11916 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
11917 vec_pack_[u|s]fix_trunc_optab.
11919 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
11920 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
11921 * tree-pretty-print.c (dump_generic_node): Handle
11922 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
11923 VEC_PACK_FIX_TRUNC_EXPR.
11925 * expr.c (expand_expr_real_1): Ditto.
11926 * tree-inline.c (estimate_num_insns_1): Ditto.
11927 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11929 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
11930 (vec_unpacks_float_lo_v8hi): Ditto.
11931 (vec_unpacku_float_hi_v8hi): Ditto.
11932 (vec_unpacku_float_lo_v8hi): Ditto.
11933 (vec_unpacks_float_hi_v4si): Ditto.
11934 (vec_unpacks_float_lo_v4si): Ditto.
11935 (vec_pack_sfix_trunc_v2df): Ditto.
11937 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
11939 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
11940 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
11941 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
11942 [vec_pack_ufix_trunc]: Ditto.
11943 [vec_unpacks_float_hi]: Ditto.
11944 [vec_unpacks_float_lo]: Ditto.
11945 [vec_unpacku_float_hi]: Ditto.
11946 [vec_unpacku_float_lo]: Ditto.
11948 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
11950 * soft-fp/README: Update for new files.
11951 * soft-fp/floattisf.c: New file.
11952 * soft-fp/floattidf.c: New file.
11953 * soft-fp/floattitf.c: New file.
11954 * soft-fp/floatuntisf.c: New file.
11955 * soft-fp/floatuntidf.c: New file.
11956 * soft-fp/floatuntitf.c: New file.
11957 * soft-fp/fixsfti.c: New file.
11958 * soft-fp/fixdfti.c: New file.
11959 * soft-fp/fixtfti.c: New file.
11960 * soft-fp/fixunssfti.c: New file.
11961 * soft-fp/fixunsdfti.c: New file.
11962 * soft-fp/fixunstfti.c: New file.
11963 * soft-fp/extendxftf.c: New file.
11964 * soft-fp/trunctfxf.c: New file.
11966 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
11967 (__trunctfxf2): Ditto.
11969 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
11970 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
11971 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
11972 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
11973 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
11974 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
11976 * config/i386/t-fprules-softfp64: New file.
11977 * config/i386/sfp-machine.h: New file.
11978 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
11979 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
11980 and soft-fp/t-softfp to tmake_file.
11981 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
11982 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
11984 * config/i386/t-linux64 (softfp_wrap_start): New.
11985 (softfp_wrap_end): New.
11986 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
11987 supported for TARGET_64BIT.
11989 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
11991 * c-common.c (c_common_signed_or_unsigned_type): Emulate
11992 c_common_unsigned_type behavior.
11994 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
11996 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
11999 2007-05-16 Eric Christopher <echristo@apple.com>
12001 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
12002 saving after stack push. Set sp_offset whenever we push.
12003 (rs6000_emit_epilogue): Move altivec register restore before
12006 2007-05-16 Richard Sandiford <richard@codesourcery.com>
12008 * configure.ac: Allow sysroots to be relocated under $prefix as
12009 well as $exec_prefix.
12010 * configure: Regenerate.
12012 2007-05-16 Richard Sandiford <richard@codesourcery.com>
12016 2007-05-12 Richard Sandiford <richard@codesourcery.com>
12018 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
12019 (gcc_tooldir): Likewise.
12020 * configure: Regenerate.
12021 * Makefile.in (libsubdir_to_prefix): New variable, based on the
12022 old configure.ac gcc_tooldir setting.
12023 (prefix_to_exec_prefix): New variable.
12024 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
12025 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
12027 2007-05-14 Janis Johnson <janis187@us.ibm.com>
12029 * c-typeck.c (build_binary_op): Return early for error.
12031 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
12033 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
12034 struct nb_iter_bound.
12035 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
12036 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
12037 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
12038 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
12039 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
12040 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
12041 (del_scev_info): Use ggc_free.
12042 (scev_initialize): Allocate scalar_evolution_info in gc memory.
12043 * loop-init.c: Include ggc.h.
12044 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
12045 (loop_optimizer_finalize): Use ggc_free.
12046 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
12047 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
12048 pass_iv_optimize): Add TODO_ggc_collect.
12049 * function.h (struct function): Remove skip marker from
12051 * cfgloop.c: Include ggc.h.
12052 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
12054 (establish_preds): Vector superloops is gc allocated.
12055 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
12057 (flow_loops_find): Vector larray is gc allocated.
12058 (loop_exit_free): Use ggc_free.
12059 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
12060 that head of exits list is now not a part of struct loop.
12061 (record_loop_exits): Allocate exits table in gc memory.
12062 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
12063 that head of exits list is now not a part of struct loop.
12064 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
12065 struct loop_exit): Add GTY marker.
12066 (struct loop): Add GTY marker. Make superloops vector gc allocated.
12067 Add skip marker to aux field. Make head of exits list a separate
12069 (struct loops): Add GTY marker. Make larray vector gc allocated.
12070 Add param marker to exits table.
12071 (get_loops): Type changed.
12072 * Makefile.in (tree-scalar-evolution.o): Add
12073 gt-tree-scalar-evolution.h dependency.
12074 (cfgloop.o, loop-init.o): Add ggc.h dependency.
12075 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
12076 * basic-block.h (struct basic_block_def): Remove skip marker from
12079 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
12081 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
12082 of 0 in the call to expand_expr().
12083 (expand_builtin_mathfn_3): Ditto.
12084 (expand_builtin_interclass_mathfn): Ditto.
12085 (expand_builtin_cexpi): Ditto.
12086 (expand_builtin_int_roundingfn): Ditto.
12087 (expand_builtin_int_roundingfn_2): Ditto.
12088 (expand_builtin_pow): Ditto.
12089 (expand_builtin_powi): Ditto.
12090 (expand_builtin_bswap): Ditto.
12091 (expand_builtin_unop): Ditto.
12092 (expand_builtin_fabs): Ditto.
12093 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
12094 the call to expand_expr().
12095 (expand_builtin_sync_operation): Ditto.
12096 (expand_builtin_compare_and_swap): Ditto.
12097 (expand_builtin_lock_test_and_set): Ditto.
12098 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
12099 instead of 0 in the call to expand_expr().
12100 (expand_builtin_extract_return_addr): Ditto.
12101 (expand_builtin_eh_return): Ditto.
12102 (expand_eh_return): Ditto.
12103 * explow.c (expr_size): Ditto.
12104 * expr.c (optimize_bitfield_assignment_op): Ditto.
12105 (expand_assignement): Ditto.
12106 (store_expr): Ditto.
12107 (store_field): Ditto.
12108 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
12109 the call to expand_expr().
12110 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
12111 in the call to expand_expr().
12112 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
12113 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
12114 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
12116 * optabs.c (expand_vec_shift_expr): Ditto.
12117 (expand_vec_cond_expr): Ditto.
12118 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
12119 call to expand_expr().
12120 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
12121 in the call to expand_expr().
12123 2007-05-14 Dave Korn <dave.korn@artimi.com>
12125 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
12127 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
12129 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
12130 instead of c_common_unsigned_type.
12131 (c_common_unsigned_type): Remove.
12132 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
12133 c_common_unsigned_type.
12134 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
12135 c_common_unsigned_type.
12136 * c-common.h (c_common_unsigned_type): Remove.
12137 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
12138 c_common_unsigned_type.
12139 * c-format.c (check_format_types): Use unsigned_type_for instead of
12140 c_common_unsigned_type.
12141 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
12142 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
12143 of c_common_unsigned_type.
12144 * convert.c (convert_to_integer): Use unsigned_type_for instead of
12145 lang_hooks.types.unsigned_type.
12146 * expmed.c (make_tree): Use unsigned_type_for instead of
12147 lang_hooks.types.unsigned_type.
12148 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
12149 lang_hooks.types.unsigned_type.
12150 (build_range_check): Likewise.
12151 (fold_unary): Likewise.
12152 (fold_binary): Likewise.
12153 (fold_ternary): Likewise.
12154 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
12155 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
12156 * tree.c (get_unsigned_type): New.
12157 (unsigned_type_for): Use get_unsigned_type instead of
12158 lang_hooks.types.unsigned_type.
12160 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
12162 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
12163 to m68k_get_function_kind. Update its prototype.
12164 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
12166 (m68k_interrupt_function_p): Return enum m68k_function_type
12167 instead of bool. Rename to m68k_get_function_kind.
12168 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
12169 target is not fido.
12170 (m68k_compute_frame_layout): Don't mark any register for save
12171 if an interrupt_thread attribute is specified.
12172 (m68k_hard_regno_rename_ok): Update a use of
12173 m68k_interrupt_function_p.
12174 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
12175 m68k_interrupt_function_p.
12176 (m68k_function_type): New.
12177 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
12178 for a function with an interrupt_thread attribute.
12179 * doc/extend.texi: Document the interrupt_thread attribute.
12181 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
12183 Fix PR tree-optimization/31911
12184 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
12185 if they didn't change the expression.
12187 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
12189 * tree-scalar-evolution.c (resolve_mixers): Exported.
12190 * tree-scalar-evolution.h (resolve_mixers): Declare.
12191 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
12192 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
12193 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
12194 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
12195 init_array_ref, init_pointer_ref, analyze_indirect_ref,
12196 strip_conversion, analyze_offset_expr, address_analysis,
12197 object_analysis, analyze_offset): Removed.
12198 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
12199 split_constant_offset, canonicalize_base_object_address,
12200 object_address_invariant_in_loop_p, disjoint_objects_p,
12201 dr_may_alias_p, dr_address_invariant_p): New functions.
12202 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
12203 and dr_analyze_alias.
12204 (initialize_data_dependence_relation): Use dr_may_alias_p
12205 and object_address_invariant_in_loop_p.
12206 (compute_self_dependence): Handle the case when
12207 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
12208 (find_data_references_in_stmt): Restrict the analysis of data
12209 references to the given loop nest.
12210 (find_data_references_in_loop): Made static. Pass loop nest to
12211 find_data_references_in_stmt.
12212 (compute_data_dependences_for_loop): Use DR_VOPS.
12213 (free_data_ref): Free DR_VOPS.
12214 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
12215 (struct innermost_loop_behavior): ... new.
12216 (struct base_object_info): Replaced by ...
12217 (struct indices): ... new.
12218 (struct dr_alias): New.
12219 (enum data_ref_type): Removed.
12220 (struct data_reference): Consist of struct innermost_loop_behavior,
12221 struct indices and struct dr_alias.
12222 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
12223 (DR_MEMTAG): Renamed to ...
12224 (DR_SYMBOL_TAG): ... this.
12225 (find_data_references_in_loop): Declaration removed.
12226 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
12227 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
12228 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
12229 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
12231 2007-05-13 Revital Eres <eres@il.ibm.com>
12233 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
12234 which walks virtual def-use chains to find redundant stores.
12235 (dse_optimize_stmt): Call it.
12237 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
12239 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
12240 * passes.c (init_optimization_passes): Move pass_jump_bypass
12243 * basic-block.h (bb_has_eh_pred): Fix style issue.
12245 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
12247 PR rtl-optimization/31848
12248 * loop-invariant.c (move_invariant_reg): If we move an insn
12249 with a REG_EQUAL note, and that insn is not always executed,
12250 remove the REG_EQUAL note.
12252 2007-05-12 Richard Guenther <rguenther@suse.de>
12254 PR tree-optimization/31797
12255 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
12256 propagate into a stmt that has volatile ops.
12258 2007-05-12 Richard Sandiford <richard@codesourcery.com>
12260 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
12261 (gcc_tooldir): Likewise.
12262 * configure: Regenerate.
12263 * Makefile.in (libsubdir_to_prefix): New variable, based on the
12264 old configure.ac gcc_tooldir setting.
12265 (prefix_to_exec_prefix): New variable.
12266 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
12267 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
12269 2007-05-11 Silvius Rus <rus@google.com>
12271 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
12272 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
12273 * c-common.h (strict_aliasing_warning): Change return type.
12274 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
12275 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
12276 (build_c_cast): Condition call to strict_aliasing_warning.
12277 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
12278 * flags.h (set_Wstrict_aliasing): Declare.
12279 * opts.c (set_Wstrict_alising): Define, add call to.
12280 * tree-flow.h (strict_aliasing_warning_backend): Declare.
12281 * tree-ssa-alias-warnings.c: New file.
12282 * tree-ssa-alias.c (compute_may_aliases): Add call to
12283 strict_aliasing_warning_backend.
12285 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
12287 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
12288 Use loop_depth and loop_outer accessor functions.
12289 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
12290 determine_invariantness_stmt, move_computations_stmt): Ditto.
12291 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
12292 add_loop, loopify, unloop, fix_loop_structure): Ditto.
12293 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
12294 * tree-scalar-evolution.c (interpret_loop_phi,
12295 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
12296 instantiate_parameters_1, scev_const_prop): Ditto.
12297 * cfghooks.c (make_forwarder_block): Ditto.
12298 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
12299 * modulo-sched.c (loop_canon_p): Ditto.
12300 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
12301 slpeel_can_duplicate_loop_p): Ditto.
12302 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
12303 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
12304 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
12305 cancel_loop, verify_loop_structure): Ditto.
12306 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
12307 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
12308 superloops vector instead of "pred" array.
12309 (establish_preds): Take father loop as an argument. Initialize the
12311 (flow_loop_tree_node_add): Pass father loop to establish_preds.
12312 Do not initialize loop->outer.
12313 (flow_loop_tree_node_remove): Truncate the superloops vector.
12314 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
12315 "pred" merged to "superloops" vector.
12316 (loop_depth, loop_outer): New.
12317 (fel_init): Use loop_outer.
12319 2007-05-11 Jan Hubicka <jh@suse.cz>
12321 * cgraphunit.c: Include gt-cgraphunit.h
12322 (static_ctors, static_dtors): New static vars.
12323 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
12324 based on implementation in c-common.c
12325 (cgraph_finalize_function): Call record_cdtor_fn.
12326 (cgraph_optimize): Call cgraph_build_cdtor_fns.
12327 * decl.c (finish_function): Do not call c_record_cdtor_fn.
12328 (c_write_global_declarations): Do not call c_build_cdtor_fns.
12329 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
12330 build_cdtor, c_build_cdtor_fns): Remove.
12331 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
12332 c_build_cdtor_fns): Remove prototype.
12334 2007-05-11 Paolo Carlini <pcarlini@suse.de>
12337 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
12338 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
12339 * builtins.c (fold_builtin_memchr): New.
12340 (expand_builtin_memchr): Call the latter.
12341 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
12342 * doc/extend.texi ([Other built-in functions provided by GCC]):
12345 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
12347 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
12348 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
12349 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
12350 PFPO_OP1_TYPE_SHIFT): Constants added.
12351 (DFP_ALL): Mode macro defined.
12352 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
12353 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
12354 Insn definitions added.
12355 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
12356 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
12359 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
12361 PR tree-optimization/31885
12362 * tree-chrec.c (chrec_contains_undetermined): Do not consider
12363 NULL_TREE to be undetermined.
12364 (automatically_generated_chrec_p): Return false for NULL.
12366 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
12368 * config/bfin/bfin.h (MOVE_RATIO): Define.
12370 2007-05-10 Richard Sandiford <richard@codesourcery.com>
12372 * config.gcc (sparc-wrs-vxworks): New target.
12373 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
12374 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
12375 * config/sparc/sparc.h: Include vxworks-dummy.h.
12376 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
12377 include LABEL_REFs too.
12378 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
12379 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
12381 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
12383 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
12384 (sparc_emit_call_insn): New function.
12385 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
12386 functions when generating VxWorks PIC.
12387 * config/sparc/sparc.md (vxworks_load_got): New pattern.
12388 (call, call_value): Use sparc_emit_call_insn instead of
12391 2007-05-09 Bob Wilson <bob.wilson@acm.org>
12393 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
12395 2007-05-09 Bob Wilson <bob.wilson@acm.org>
12397 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
12398 for floating-point values if HOST_BITS_PER_LONG > 32. Use
12399 split_double instead of operand_subword.
12401 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
12403 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
12404 * config/bfin/bfin.c (bfin_local_alignment): New function.
12405 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
12407 2007-05-08 Chao-ying Fu <fu@mips.com>
12409 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
12410 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
12411 (smsub_widen_optab, umsub_widen_optab): Define.
12412 * optabs.c (init_optabs): Initialize smsub_widen_optab and
12414 * genopinit.c (optabs): Fill in smsub_widen_optab and
12416 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
12417 and umsub_widen_optab to implement multiply-subtract sequences.
12418 * config/mips/mips.md (*msac<u>_di): Rename to...
12419 (<u>msubsidi4): ...this. Extend condition to include
12420 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
12421 of operand 0 to "ka" and use the three-operand form of msub<u>
12423 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
12426 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
12428 PR rtl-optimization/28011
12429 * reload.c (push_reload): Set dont_share if IN appears in OUT
12430 also when IN is a PLUS rtx.
12431 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
12434 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
12436 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
12437 call unshare_all_decls.
12438 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
12439 (unshare_all_decls): Remove.
12441 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
12444 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
12447 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
12448 Nigel Stephens <nigel@mips.com>
12450 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
12451 Update comments and all uses.
12452 (MIN_FPRS_PER_FMT): Define.
12453 * config/mips/mips.c (function_arg): Fix to correctly handle
12454 the -mips32r2 -mfp64 -mabi=32 case.
12455 (override_options): Enable use of odd-numbered registers for
12456 SFmode values on MIPS32.
12457 (mips_save_reg_p): Save whole floating-point register pair if
12458 either half is used.
12459 (compute_frame_size): Fix comment.
12461 2007-05-08 Jie Zhang <jie.zhang@analog.com>
12463 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
12464 argument of type bool.
12465 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
12466 argument. Safely select temporary P register according to it.
12467 (do_link): Change call site of add_to_reg accordingly.
12468 (do_unlink): Add epilogue_p as a fourth argument and pass it
12470 (expand_interrupt_handler_epilogue): Change call of do_unlink
12472 (bfin_expand_prologue): Add a third argument sibcall_p.
12473 * config/bfin/bfin.md (epilogue): Change call of
12474 bfin_expand_epilogue accordingly.
12475 (sibcall_epilogue): Likewise.
12476 (eh_return_internal): Likewise.
12478 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
12479 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
12480 * config/bfin/bfin.c (bfin_handle_option): Handle
12481 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
12482 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
12483 Support bf534, bf536 and bf561.
12484 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
12486 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
12489 * config/i386/i386.c (ix86_function_regparm): Process local
12490 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
12492 2007-05-07 Mike Stump <mrs@apple.com>
12494 * doc/invoke.texi (Warning Options): Document that -Wempty-body
12495 also checks for and while statements in C++.
12497 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
12499 * gcc.c (at_file_supplied): New variable.
12500 (main): Set it if we expanded argv.
12501 (do_spec_1): Pass an @-file to the linker if we were called with
12502 an @-file argument and HAVE_GNU_LD.
12503 * collect2.c (at_file_supplied): New variable.
12504 (response_file): New variable.
12505 (collect_exit): Unlink response_file if necessary.
12506 (handler): Likewise.
12507 (do_wait): Likewise.
12508 (main): Set at_file_supplied if we expanded argv.
12509 (collect_execute): Pass an @-file to subprocesses if we were called
12510 with an @-file argument.
12511 * configure.ac: Add define for HAVE_GNU_LD.
12512 * configure: Regenerate.
12513 * config.in: Regenerate.
12515 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
12517 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
12518 operand to HI mode.
12523 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
12525 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
12526 (TARGET_ENCODE_SECTION_INFO): Re-define.
12527 (m32c_encode_section_info): New
12528 (function_vector_handler): New
12529 (current_function_special_page_vector): New
12530 (m32c_special_page_vector_p): New.
12531 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
12533 * config/m32c/jump.md: Added instruction JSRS for functions
12534 with attribute "function_vector".
12535 * doc/extend.texi (function_vector): Added description
12536 for M16C, M32C targets.
12538 2007-05-07 DJ Delorie <dj@redhat.com>
12541 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
12542 ashrpsi3, lshrpsi3): Update shift count constraint.
12544 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
12545 Nathan Froyd <froydnj@codesourcery.com>
12548 * c-incpath.c (add_path): Strip trailing path separators.
12550 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
12552 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
12553 Free dominance info before purging EH edges.
12554 (eliminate_degenerate_phis): Likewise.
12555 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
12557 2007-05-07 Jan Hubicka <jh@suse.cz>
12559 * gimplify.c (gimplify_expr): Do not crash when folding
12560 (void *)(int)&a + 4.
12562 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12565 * c-opts.c (lang_fortran): Make it non static.
12566 * c-common.h (lang_fortran): New prototype.
12567 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
12568 -lang-fortran option was passed by the driver.
12570 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
12572 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
12573 of ASSERT_CHECKING. Tweak message.
12575 2007-05-06 Revital Eres <eres@il.ibm.com>
12578 * loop-unroll.c (insert_var_expansion_initialization):
12579 Initialize the expansions with -zero instead of +zero.
12581 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
12583 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
12584 into pic and non-pic versions. Mark r19 as used for
12585 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
12586 for tgd_load, tld_load and tie_load .
12587 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
12588 version of tgd_load, tld_load and tie_load depending on the
12591 2007-05-04 Ulrich Drepper <drepper@redhat.com>
12592 Jakub Jelinek <jakub@redhat.com>
12594 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
12595 (__do_global_dtors_aux): Use more paranoid loop to run
12596 destructors if HIDDEN_DTOR_LIST_END.
12597 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
12599 2007-05-04 Jakub Jelinek <jakub@redhat.com>
12601 * varasm.c (align_variable): Don't increase alignment for
12602 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
12603 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
12605 2007-05-04 Josh Conner <jconner@apple.com>
12607 * basic-block.h (cdi_direction): Assign values to all enumeration
12609 (dom_computed): Remove.
12610 (dom_info_state): New.
12611 (set_dom_info_availability): New.
12612 * tree-ssa-loop-im.c (determine_invariantness): Initialize
12613 walk_data.dom_direction.
12614 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
12615 instead of dom_computed[].
12616 (split_edge): Likewise.
12617 (create_basic_block): Likewise.
12618 (merge_blocks): Likewise.
12619 * ifcvt.c (find_if_header): Likewise.
12620 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
12621 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
12622 * tree-ssa.c (verify_ssa): Likewise.
12623 * tree-cfg.c (tree_verify_flow_info): Likewise.
12624 (remove_edge_and_dominated_blocks): Likewise.
12625 * dominance.c (dom_computed): Make static.
12626 (calc_dfs_tree_nonrec): Change third param to a bool.
12627 (calc_dfs_tree): Change second param to a bool.
12628 (calc_idioms): Change second param to a bool. Use
12629 dom_convert_dir_to_idx.
12630 (init_dom_info): Validate dir before using.
12631 (dom_convert_dir_to_idx): New.
12632 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
12633 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
12634 (free_dominance_info): Use dom_convert_dir_to_idx.
12635 (get_immediate_dominator): Likewise.
12636 (set_immediate_dominator): Likewise.
12637 (get_dominated_by): Likewise.
12638 (redirect_immediate_dominators): Likewise.
12639 (nearest_common_denominator): Likewise.
12640 (dominated_by_p): Likewise.
12641 (bb_dom_dfs_in): Likewise.
12642 (bb_dom_dfs_out): Likewise.
12643 (recount_dominator): Likewise.
12644 (iterate_fix_dominators): Likewise.
12645 (add_to_dominance_info): Likewise.
12646 (delete_from_dominance_info): Likewise.
12647 (first_dom_son): Likewise.
12648 (next_dom_son): Likewise.
12649 (dom_info_available_p): Likewise.
12650 (dom_info_state): New.
12651 (set_dom_info_availability): New.
12653 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
12655 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
12657 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
12659 2007-05-04 Bob Wilson <bob.wilson@acm.org>
12661 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
12662 (subdi3, subdi_carry): Delete.
12664 2007-05-04 Jan Hubicka <jh@suse.cz>
12665 Richard Guenther <rguenther@suse.de>
12667 * opts.c (decode_options): Do not fiddle with inlining
12668 parameters in case of optimizing for size.
12669 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
12670 for size do nothing.
12671 (cgraph_decide_inlining_of_small_function): When optimizing for
12672 size never inline functions increasing caller size.
12673 (cgraph_early_inlining): Inline for size when optimizing for size.
12675 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
12677 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
12678 logical operations piecewise.
12679 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
12680 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
12681 subdi_sesidi_di): Delete.
12682 (add_with_carry): Produce carry in CC instead of a DREG to shorten
12683 the generated sequence. Allow three-reg add in constraints. Rewrite
12684 the rtl expression for carry to avoid zero_extend of a constant.
12685 (sub_with_carry): New pattern.
12686 (adddi3, subdi3): Change into define_expand. For subtract, generate a
12687 different sequence not involving jumps.
12688 (notbi): Now a named pattern.
12690 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
12692 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
12693 Add the note about a significant loss of accuracy of some
12694 mathematical routines when these options are used.
12696 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12698 * haifa-sched.c (rtx_vec_t): New typedef.
12699 (contributes_to_priority_p): Extract piece of priority () into new
12701 (priority): Use the function. Add assertion.
12702 (rank_for_schedule, set_priorities): Add assertion to check that
12703 insn's priority is initialized.
12704 (clear_priorities, calc_priorities): Change signature. Make it update
12705 all relevant insns. Update all callers ('add_to_speculative_block ()'
12706 and 'create_block_check_twin ()').
12707 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
12708 Add new field 'priority_status'.
12709 (INSN_PRIORITY_STATUS): New macro.
12710 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
12712 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12714 * sched-ebb.c (debug_ebb_dependencies): New static function.
12715 (init_ready_list): Use it.
12717 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
12718 with changed signature and 'debug_rgn_dependencies ()'.
12719 (debug_rgn_dependencies): New static function.
12720 (init_ready_list): Use it.
12722 * sched-int.h (debug_dependencies): Declare.
12724 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
12726 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
12728 2007-05-04 Dirk Mueller <dmueller@suse.de>
12730 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
12732 2007-05-03 Jan Hubicka <jh@suse.cz>
12734 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
12735 ((T1)X op (T1)Y), for pointer type in more cases than before.
12737 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
12739 * tree-object-size.c (plus_expr_object_size): When operand size is
12740 unknown, return unknown.
12742 2007-05-03 Dirk Mueller <dmueller@suse.de>
12744 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
12746 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
12749 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
12751 2007-05-03 Janis Johnson <janis187@us.ibm.com>
12753 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
12755 2007-05-03 Joseph Myers <joseph@codesourcery.com>
12757 * config/soft-fp/double.h, config/soft-fp/extended.h,
12758 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
12759 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
12760 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
12761 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
12764 2007-05-03 Ian Lance Taylor <iant@google.com>
12766 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
12767 MASK_PPC_GFXOPT for 8540 or 8548.
12769 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
12771 * tree-vect-transform.c (vect_update_inits_of_drs): Use
12772 vect_print_dump_info() to output debug information.
12774 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
12777 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
12778 operands of size 2 when operand is not MEM_P.
12780 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
12782 PR tree-optimization/30565
12783 * lambda-code.c (perfect_nestify): Fix updating of dominators.
12785 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
12787 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
12788 (umulsi3_highpart): Use them.
12789 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
12790 for final accumulator to D regisster tranfser.
12792 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
12794 PR tree-optimization/31699
12795 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
12797 (vect_enhance_data_refs_alignment): Compute peel amount using
12798 TYPE_VECTOR_SUBPARTS instead of vf.
12799 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
12801 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
12804 * system.h: Remove inclusion of double-int.h
12805 * tree.h: Include double-int.h
12806 * gengtype.c: Likewise
12807 * cfgloop.h: Likewise
12808 * Makefile.in: Adjust dependencies on double-int.h
12810 2007-05-02 Eric Christopher <echristo@apple.com>
12812 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
12813 -shared to -Zdynamiclib.
12815 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
12818 * c-common.c (strip_pointer_or_array_types): New function.
12819 * c-common.h (strip_pointer_or_array_types): New function declaration.
12821 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
12823 PR tree-optimization/31771
12824 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
12826 2007-05-02 Paul Brook <paul@codesourcery.com>
12828 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
12830 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
12832 PR middle-end/29715
12833 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
12836 2007-05-02 Nick Clifton <nickc@redhat.com>
12838 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
12840 2007-05-02 Richard Guenther <rguenther@suse.de>
12842 PR tree-optimization/31146
12843 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
12844 argument, single_use_p. If we have a single use that is
12845 a conversion to the definition rhs type, propagate that rhs.
12846 (forward_propagate_addr_expr): Pass single_use_p argument
12847 to forward_propagate_addr_expr_1.
12849 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
12851 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
12854 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12856 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
12857 'AMD Family 10 core'.
12859 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12861 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
12862 and athlon64-sse3 as improved versions of k8, opteron and athlon64
12863 with SSE3 instruction set support.
12864 * doc/invoke.texi: Likewise.
12866 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12868 * config/i386/i386.c (override_options): Tuning 32-byte loop
12869 alignment for amdfam10 architecture. Increasing the max loop
12870 alignment to 24 bytes.
12872 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
12874 * config/m68k/constraints.md: New.
12875 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
12876 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
12877 EXTRA_CONSTRAINT): Remove.
12878 * config/m68k/m68k.md: Include constraints.md.
12879 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
12881 2007-05-01 Ian Lance Taylor <iant@google.com>
12883 PR tree-optimization/31739
12884 * tree-vrp.c (vrp_val_is_max): New static function.
12885 (vrp_val_is_min): New static function.
12886 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
12888 (set_value_range): Use vrp_val_is_{max,min}.
12889 (extract_range_from_assert): Likewise.
12890 (extract_range_from_binary_expr): Likewise.
12891 (extract_range_from_unary_expr): Likewise.
12892 (dump_value_range, vrp_meet): Likewise.
12893 (vrp_visit_phi_node): Likewise.
12894 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
12896 2007-05-01 Mark Mitchell <mark@codesourcery.com>
12898 * config/i386/gmon-sol2.c (size_t): New type.
12899 (intptr_t): Likewise.
12900 (s_textsize): Declare as size_t.
12902 (monstartup): Use size_t for sizes.
12903 (_mcount): Save and restore registers.
12904 (internal_mcount): Pass 0 as the first argument to monstartup
12906 (moncontrol): Convert pointer to appropriately sized integer
12907 before passing to profil.
12909 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12911 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
12912 __NO_FPRS__, not just if _SOFT_DOUBLE.
12913 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
12914 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
12915 also for E500 double.
12916 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
12917 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
12920 2007-05-01 Richard Guenther <rguenther@suse.de>
12922 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
12925 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12927 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
12929 2007-05-01 Jan Hubicka <jh@suse.cz>
12931 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
12934 2007-05-01 Jan Hubicka <jh@suse.cz>
12936 * tree.h (maybe_fold_offset_to_component_ref): Remove.
12937 (maybe_fold_offset_to_reference): Declare.
12938 * fold-const.c (fold_unary): Do not fold
12939 (type *)&A into &A->field_of_type_and_offset_0
12940 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
12941 size is unknown, give up.
12942 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
12944 (maybe_fold_offset_to_reference): New.
12945 (maybe_fold_stmt_indirect): Use it.
12946 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
12947 * gimplify.c (gimplify_conversion): Canonicalize conversions to
12949 (gimplify_expr): Likewise for plus_expr.
12951 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
12953 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
12954 bsi_after_labels. Always insert statements before bsi.
12955 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
12956 * predict.c (apply_return_prediction): Check for empty blocks.
12957 * cfgexpand.c (lab_rtx_for_bb): New variable.
12958 (label_rtx_for_bb): Do not create new tree labels.
12959 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
12960 (tree_expand_cfg): Initialize lab_rtx_for_bb.
12961 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
12963 (label_for_bb): Add field used.
12964 (update_eh_label, main_block_label): Mark the label used.
12965 (cleanup_dead_labels): Remove unused labels.
12967 2007-05-01 Richard Guenther <rguenther@suse.de>
12969 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
12970 if it is not about to be set.
12971 (get_value_range): Do not pre-allocate equiv bitmap.
12972 (update_value_range): No need to clear equiv field.
12973 (add_equivalence): Change prototype to get bitmap pointer.
12974 Allocate bitmap here if it is not already.
12975 (extract_range_from_assert): Do not allocate bitmap here.
12976 Update callers to add_equivalence.
12977 (extract_range_from_ssa_name): Likewise.
12978 (get_vr_for_comparison): New static helper.
12979 (compare_name_with_value): Handle NULL equiv bitmap by
12980 peeling the first iteration of the comparison loop.
12981 Use get_vr_for_comparison.
12982 (compare_names): Handle NULL equiv bitmaps by using fake
12983 ones. Use get_vr_for_comparison.
12985 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
12987 * double-int.c (mpz_set_double_int): Moved from
12988 tree-ssa-loop-niter.c.
12989 (mpz_get_double_int): Likewise; also, add option to wrap
12990 out-of-range integers.
12991 * double-int.h: New prototypes for above.
12992 * tree.c (get_static_type_bounds): Moved from
12993 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
12994 TYPE_MAX_VALUE if they exist..
12995 * tree.h: New prototype for above.
12996 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
12997 get_type_bounds calls.
12998 (mpz_set_double_int): Move to double-int.c.
12999 (get_type_bounds): Move to tree.c, rename to
13000 get_static_type_bounds.
13001 (mpz_to_double_int): Move to double-int.c, rename to
13002 mpz_get_double_int.
13004 2007-04-30 Bob Wilson <bob.wilson@acm.org>
13006 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
13007 DIV0 exception can fall through to a normal return.
13009 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
13011 PR middle-end/22156
13012 Temporarily revert:
13013 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13014 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13015 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13016 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13017 initialize align to silence bogus warning.
13018 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13019 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13021 (struct sra_walk_fns): Remove use_all parameter from use.
13022 (sra_hash_tree): Handle BIT_FIELD_REFs.
13023 (sra_elt_hash): Don't hash bitfld blocks.
13024 (sra_elt_eq): Skip them in parent compares as well. Handle
13026 (sra_walk_expr): Don't maintain or pass down use_all_p.
13027 (scan_use): Remove use_all parameter.
13028 (scalarize_use): Likewise. Re-expand assignment to
13029 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13030 output, and re-scalarize after output. Don't mark anything
13032 (scalarize_ldst): Adjust.
13033 (scalarize_walk_gimple_modify_statement): Likewise.
13034 (build_element_name_1): Handle BIT_FIELD_REFs.
13035 (instantiate_element): Don't warn for any element whose parent
13036 is used as a whole.
13037 (instantiate_missing_elements_1): Return the sra_elt.
13038 (canon_type_for_field): New.
13039 (try_instantiate_multiple_fields): New.
13040 (instantiate_missing_elemnts): Use them.
13041 (mark_no_warning): Removed.
13042 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13043 (REPLDUP, sra_build_elt_assignment): New.
13044 (generate_copy_inout): Use them.
13045 (generate_element_copy): Likewise. Handle bitfld differences.
13046 (generate_element_zero): Don't recurse for blocks. Use
13047 sra_build_elt_assignment.
13048 (generate_one_element_int): Take elt instead of var. Use
13049 sra_build_elt_assignment.
13050 (generate_element_init_1): Adjust.
13051 (scalarize_use, scalarize_copy): Use REPLDUP.
13052 (scalarize_ldst): Move assert before dereference.
13053 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13055 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
13058 * tree.c (reconstruct_complex_type): Reconstruct a reference
13060 Also use the same mode for the pointer as the old pointer type.
13062 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13064 * doc/trouble.texi (Interoperation): Remove note about Ultrix
13067 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
13069 PR rtl-optimization/31676
13070 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
13071 (df_refs_record): Call it.
13073 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
13075 * rtl.def (SS_ABS): New code.
13076 * config/bfin/bfin.c (print_operand): New modifier 'v'.
13077 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
13078 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
13079 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
13080 (bfin_init_builtins): Define them.
13081 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
13082 (bfin_expand_builtin): ... and handle the others here.
13083 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
13084 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
13085 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
13086 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
13087 operand is only HImode.
13089 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
13091 * regclass.c (scan_one_insn): Remove splitting of
13094 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
13095 Nigel Stephens <nigel@mips.com>
13097 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
13099 2007-04-28 Jan Hubicka <jh@suse.cz>
13101 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
13102 insn_locators_alloc instead of insn_locators_initialize;
13103 call reset_block_changes.
13104 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13105 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
13106 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
13107 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
13108 * config/score/score.c (th_output_mi_thunk): Likewise.
13109 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
13110 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
13111 tolerate uninitialized locator info.
13114 * function.c (init_function_start): Don't init line number info.
13115 (expand_function_end): Update.
13116 (reset_block_changes, record_block_change, finalize_block_changes,
13117 check_block_change, free_block_changes): Kill.
13118 * function.h (reset_block_changes, record_block_change,
13119 finalize_block_changes, check_block_change, free_block_changes):
13121 (struct function): Remove ib_boundaries_block.
13122 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13123 Use curr_insn_locator to initialize locator.
13124 (emit_line_note): Remove.
13125 * cfgexpand.c (expand_gimple_cond_expr): Update.
13126 (construct_exit_block): Likewise.
13127 (tree_expand_cfg): Initialize/finalize locators.
13128 * expr.c (expand_expr_real): Update.
13129 * cfglayout.c (line_locators_locs, line_locators_lines,
13130 file_locators_locs, file_locators_files): Remove.
13131 (set_block_levels): Move to cfgexpand.c.
13132 (insn_locators_initialize): Remove.
13133 (pass_insn_locators_initialize): Remove.
13134 (locations_locators_locs, locations_locators_vals): New static vars.
13135 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13137 (insn_locators_alloc, insn_locators_finalize,
13138 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13140 (locator_location): New.
13141 (locator_line, locator_file): Rewrite.
13142 * rtl.h (emit_line_note): Kill.
13143 (insn_locators_alloc, insn_locators_finalize,
13144 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13146 * tree-inline.c (initialize_cfun): Do not initialize
13147 ib_boundaries_block.
13148 * passes.c (pass_insn_locators_initialize): Remove.
13150 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
13152 * tree-cfg.c (move_block_to_fn): Release bb from dominance
13153 info. Update last_basic_block correctly.
13155 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
13158 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
13159 register itself to hold the offset constant. Tell flow the use
13160 of r4 and r5 when they are used.
13162 2007-04-27 Richard Guenther <rguenther@suse.de>
13164 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
13165 if we simplified anything.
13166 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
13167 warnings until we did a simplification and the stmt was not
13168 marked as TREE_NO_WARNING.
13170 2007-04-27 Mike Stump <mrs@apple.com>
13172 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
13174 2007-04-27 Ian Lance Taylor <iant@google.com>
13176 PR middle-end/31710
13177 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
13178 TYPE_MAX_VALUE exist, convert them to the new type.
13180 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
13182 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
13183 if it claims to be available.
13184 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
13185 edge is redirected.
13186 (perform_tree_ssa_dce): Always free postdominators.
13188 2007-04-27 Richard Henderson <rth@redhat.com>
13190 * config/alpha/predicates.md (aligned_memory_operand): Mark
13191 as define_special_predicate.
13192 (unaligned_memory_operand, normal_memory_operand): Likewise.
13193 (reg_or_unaligned_mem_operand): Remove.
13194 (any_memory_operand): Match the documentation and check for
13195 non-renumbered pseudos during reload.
13196 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
13197 alpha_secondary_reload_class, update to new interface, make static.
13198 Handle CQImode like HImode. Remove FP subreg check.
13199 (alpha_expand_mov): Use replace_equiv_address.
13200 (alpha_expand_mov_nobwx): Use any_memory_operand.
13201 (TARGET_SECONDARY_RELOAD): New.
13202 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
13203 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
13204 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
13205 * config/alpha/alpha.md: ... here.
13206 (RELOAD12, reloadmode): New.
13208 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
13209 Don't handle the aligned case here.
13210 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
13211 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
13212 reload_inhi_help. Don't expect a scratch register.
13213 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
13215 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
13217 2007-04-27 Richard Guenther <rguenther@suse.de>
13219 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
13221 2007-04-27 Richard Guenther <rguenther@suse.de>
13223 PR tree-optimization/30965
13224 PR tree-optimization/30978
13225 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
13226 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
13227 (find_equivalent_equality_comparison): Likewise.
13228 (simplify_cond): Likewise.
13229 (get_prop_source_stmt): New helper.
13230 (get_prop_dest_stmt): Likewise.
13231 (can_propagate_from): Likewise.
13232 (remove_prop_source_from_use): Likewise.
13233 (combine_cond_expr_cond): Likewise.
13234 (forward_propagate_comparison): New function.
13235 (forward_propagate_into_cond): Rewrite to use fold for
13237 (tree_ssa_forward_propagate_single_use_vars): Call
13238 forward_propagate_comparison to propagate comparisons.
13240 2007-04-27 Richard Guenther <rguenther@suse.de>
13242 PR tree-optimization/31715
13243 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
13244 sure to do computation on the offset in an appropriate
13247 2007-04-27 Richard Sandiford <richard@codesourcery.com>
13249 * reload.h (elimination_target_reg_p): Declare.
13250 * reload.c (find_reloads): Don't apply the reg_rtx move
13251 optimization if the SET_DEST satisfies elimination_target_reg_p.
13252 * reload1.c (elimination_target_reg_p): New function.
13253 (gen_reload): In the move/add2 fallback, make sure that op0
13254 does not overlap the destination register.
13256 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
13258 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
13259 transform only GIMPLE_MODIFY_STMTs.
13260 * tree-complex.c (expand_complex_operations_1): Ditto.
13261 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
13262 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
13263 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
13265 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13266 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
13267 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
13268 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
13269 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
13270 slpeel_add_loop_guard): Ditto.
13271 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
13272 * lambda-code.c (perfect_nestify): Ditto.
13273 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
13274 before the first statement.
13275 * tree-optimize.c (execute_free_datastructures): Fix comments.
13276 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
13277 * tree-flow.h (disband_implicit_edges): Declaration removed.
13278 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
13280 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
13281 COND_EXPRs without gotos.
13282 (disband_implicit_edges, has_label_p): Removed.
13283 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
13284 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
13286 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
13288 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
13289 also for COND_EXPRs.
13290 * cfgexpand.c (label_rtx_for_bb): New function.
13291 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
13292 Use label_rtx_for_bb to find the labels.
13293 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
13294 last block. Detect fallthru edges.
13296 2007-04-26 Ian Lance Taylor <iant@google.com>
13299 * reload.c (find_reloads_subreg_address): If the address was valid
13300 in the original mode but not in the new mode, reload the whole
13303 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
13305 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
13306 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
13307 (cleanup_control_expr_graph): Do not invalidate dominance info.
13308 Record altered blocks.
13309 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
13310 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
13311 cleanup_tree_cfg_bb): New functions.
13312 (remove_forwarder_block): Do not maintain the worklist of blocks.
13313 Record altered blocks.
13314 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
13315 not over whole cfg.
13316 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
13317 delete_unreachable_blocks if dominators are not available.
13318 * tree-inline.c (optimize_inline_calls): Free dominance information
13320 * tree-flow.h (remove_edge_and_dominated_blocks,
13321 cfgcleanup_altered_bbs): Altered.
13322 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
13324 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
13326 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
13327 do not invalidate dominators.
13329 2007-04-26 Anatoly Sokolov <aesok@post.ru>
13331 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
13332 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
13333 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13334 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13336 2007-04-26 Steve Ellcey <sje@cup.hp.com>
13338 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
13340 2007-04-26 Richard Guenther <rguenther@suse.de>
13342 PR tree-optimization/31703
13343 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
13344 the right type for the target of the bittest.
13346 2007-04-26 Richard Sandiford <richard@codesourcery.com>
13348 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
13349 ix86_sol10_return_in_memory.
13351 2007-04-26 Richard Sandiford <richard@codesourcery.com>
13353 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
13356 2007-04-26 Jakub Jelinek <jakub@redhat.com>
13359 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
13361 PR tree-optimization/30558
13362 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
13363 clear this_state.prev_try.
13365 2007-04-26 Richard Sandiford <richard@codesourcery.com>
13366 Mark Mitchell <mark@codesourcery.com>
13368 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
13369 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
13370 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
13372 2007-04-26 Richard Sandiford <richard@codesourcery.com>
13375 * doc/invoke.texi (%:print-asm-header): Document.
13376 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
13378 (static_spec_functions): Add print-asm-header.
13379 (main): Print a banner before the --target-help linker options.
13380 (print_asm_header_spec_function): New function.
13382 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
13385 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
13386 (movsf_ie): Likewise.
13388 2007-04-25 Paolo Carlini <pcarlini@suse.de>
13390 * doc/extend.texi ([Type Traits]): Adjust per N2255.
13392 2007-04-25 Bob Wilson <bob.wilson@acm.org>
13394 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
13395 exception for divide-by-zero.
13396 (__umodsi3, __modsi3): Likewise.
13398 2007-04-25 Dirk Mueller <dmueller@suse.de>
13400 * c-typeck.c (build_compound_expr): Annotate warning()
13401 call with OPT_Wunused_value.
13402 * tree-ssa.c (warn_uninit): Annotate warning with
13404 * c-common.c (handle_sentinel_attribute): Annotate warning
13405 call with OPT_Wattributes.
13407 2007-04-25 Thiemo Seufer <ths@mips.com>
13409 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
13410 (mips16): Fix typo.
13411 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
13412 on to the assembler. Improve handling of -mno-mips16. Add handling
13413 of -mno-mips3d, -mno-dsp, -mno-dspr2.
13414 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
13415 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
13416 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
13418 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
13421 * config/i386/winnt.c (i386_pe_file_end): Strip only
13422 USER_LABEL_PREFIX when writing export name.
13424 2007-04-25 Richard Sandiford <richard@codesourcery.com>
13426 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
13427 sh/elf.h, vx-common.h and vxworks.h.
13428 * config/sh/sh.h: Include config/vxworks-dummy.h.
13429 (SUBTARGET_OVERRIDE_OPTIONS): Define.
13430 (OVERRIDE_OPTIONS): Use it.
13431 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
13432 (vxworks_picreg): New pattern.
13433 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
13434 VXWORKS_OS_CPP_BUILTINS.
13435 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
13436 to their VXWORKS_* equivalents.
13437 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
13438 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
13439 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
13440 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
13441 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
13442 -mrtp/-fPIC multilibs.
13443 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
13444 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
13445 (MULTILIB_OSDIRNAMES): Delete.
13447 2007-04-25 Anatoly Sokolov <aesok@post.ru>
13450 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
13452 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
13454 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
13455 rounding mode to be specified by the caller.
13456 (real_to_mpfr) Likewise.
13457 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
13458 include new arguments.
13459 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
13461 2007-04-24 Ian Lance Taylor <iant@google.com>
13463 PR tree-optimization/31605
13464 * tree-vrp.c (set_value_range): Check that min and max are not
13465 both overflow infinities.
13466 (set_value_range_to_value): New static function.
13467 (extract_range_from_binary_expr): Call set_value_range_to_value.
13468 (extract_range_from_cond_expr): Likewise.
13469 (extract_range_from_expr): Likewise.
13470 (extract_range_from_unary_expr): Likewise. Don't create a range
13471 which overflows on both sides.
13472 (vrp_meet): Check for a useless range.
13473 (vrp_visit_phi_node): If we see a constant which looks like an
13474 overflow infinity, turn off the TREE_OVERFLOW flag.
13476 2007-04-24 Ian Lance Taylor <iant@google.com>
13478 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
13480 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
13482 PR diagnostic/25923
13483 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
13484 diagnostic message is being built.
13485 * tree-pretty-print.c (dump_generic_node): Only write the
13486 formatted text into BUFFER's stream if we are not building a
13487 diagnostic message.
13488 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
13490 * Makefile.in (toplev.o): Depend on tree-pass.h.
13492 2007-04-24 Ian Lance Taylor <iant@google.com>
13494 PR tree-optimization/31602
13495 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
13496 conditionals in the copied loop header.
13497 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
13498 warnings if TREE_NO_WARNING is set.
13499 * doc/invoke.texi (Warning Options): Clarify that
13500 -Wstrict-overflow does not warn about loops.
13502 2007-04-24 Janis Johnson <janis187@us.ibm.com>
13504 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
13505 expand on the comment about _Decimal128 arguments and check the
13506 integer result of the modulus operation; for 64-bit ELF ABI, ensure
13507 that _Decimal128 argument uses even/odd register pair.
13508 (function_arg): Ditto.
13510 2007-04-24 Hui-May Chang <hm.chang@apple.com>
13512 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
13513 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
13515 2007-04-24 Richard Guenther <rguenther@suse.de>
13516 Olga Golovanevsky <olga@il.ibm.com>
13518 * fold-const.c (multiple_of_p): Check for bottom
13521 2007-04-24 Richard Henderson <rth@redhat.com>
13523 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
13524 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
13525 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
13526 looking for non-zero bits shifted out. Avoid a recursive call
13527 when constructing the scalar.
13528 (__floatundisf): Likewise.
13530 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
13532 * dwarf2out.c (field_byte_offset): Move the existing logic
13533 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
13534 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
13536 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13539 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
13540 length argument of 0 for memset.
13541 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
13542 unsigned shift instead of the signed variant.
13544 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13546 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
13547 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
13548 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
13549 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
13550 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
13551 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
13552 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
13553 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
13554 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
13555 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
13556 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
13557 "mul<mode>3", "div<mode>3"): Insn definitions added.
13558 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
13559 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
13560 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
13561 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
13562 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
13563 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
13564 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
13565 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
13566 TARGET_FLOAT_FORMAT): Macro definitions removed.
13567 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
13568 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
13569 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
13570 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
13571 (s390_gen_rtx_const_DI): Function removed.
13572 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
13574 2007-04-24 Richard Sandiford <richard@codesourcery.com>
13576 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
13577 over an external ffs function.
13579 2007-04-24 Chao-ying Fu <fu@mips.com>
13580 Richard Sandiford <richard@nildram.co.uk>
13582 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
13583 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
13584 (smadd_widen_optab, umadd_widen_optab): Define.
13585 * optabs.c (init_optabs): Initialize smadd_widen_optab and
13587 * genopinit.c (optabs): Fill in smadd_widen_optab and
13589 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
13590 and umadd_widen_optab to implement multiply-add sequences.
13591 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
13592 (<u>maddsidi4): ...this. Extend condition to include
13593 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
13594 of operand 0 to "ka" and use the three-operand form of madd<u>
13596 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
13598 * config/mips/constraints.md (ka): New register constraint.
13600 2007-04-24 Jan Hubicka <j@suse.cz>
13604 2007-04-23 Jan Hubicka <jh@suse.cz>
13605 * function.c (init_function_start): Don't init line number info.
13606 (expand_function_end): Update.
13607 (reset_block_changes, record_block_change, finalize_block_changes,
13608 check_block_change, free_block_changes): Kill.
13609 * function.h (reset_block_changes, record_block_change,
13610 finalize_block_changes, check_block_change, free_block_changes):
13612 (struct function): Remove ib_boundaries_block.
13613 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13614 Use curr_insn_locator to initialize locator.
13615 (emit_line_note): Remove.
13616 * cfgexpand.c (expand_gimple_cond_expr): Update.
13617 (construct_exit_block): Likewise.
13618 (tree_expand_cfg): Initialize/finalize locators.
13619 * expr.c (expand_expr_real): Update.
13620 * cfglayout.c (line_locators_locs, line_locators_lines,
13621 file_locators_locs, file_locators_files): Remove.
13622 (set_block_levels): Move to cfgexpand.c.
13623 (insn_locators_initialize): Remove.
13624 (pass_insn_locators_initialize): Remove.
13625 (locations_locators_locs, locations_locators_vals): New static vars.
13626 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13628 (insn_locators_alloc, insn_locators_finalize,
13629 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13631 (locator_location): New.
13632 (locator_line, locator_file): Rewrite.
13633 * rtl.h (emit_line_note): Kill.
13634 (insn_locators_alloc, insn_locators_finalize,
13635 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13637 * tree-inline.c (initialize_cfun): Do not initialize
13638 ib_boundaries_block.
13639 * passes.c (pass_insn_locators_initialize): Remove.
13641 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
13643 * doc/invoke.texi: Removed leading '-' from option index entries.
13645 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
13647 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
13649 (create_phi_node): Use set_phi_nodes.
13650 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
13651 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
13652 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
13653 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
13654 (bsi_start, bsi_last): Use bb_stmt_list.
13655 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
13656 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
13657 Traverse the statements using tsi iterator.
13658 * basic-block.h (struct basic_block_def): Fields stmt_list
13659 and phi_nodes moved to ...
13660 (struct tree_bb_info): ... new structure.
13661 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
13662 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
13663 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
13664 (tree_verify_flow_info): Verify that il.tree is not set for
13665 entry and exit block.
13666 (tree_split_block): Use set_bb_stmt_list.
13668 2007-04-23 Mike Stump <mrs@apple.com>
13670 * config/i386/i386.c (ix86_tune_features
13671 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
13674 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
13676 * config/i386/i386.md (prefix_extra): New attribute.
13677 (length): Add prefix_extra.
13679 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
13680 (sse2_movntv2di): Likewise.
13681 (sse2_cvtps2dq): Likewise.
13682 (sse2_cvtpd2pi): Likewise.
13683 (sse2_cvttpd2pi): Likewise.
13684 (*sse2_cvtpd2ps): Likewise.
13685 (*add<mode>3): Likewise.
13686 (sse2_ssadd<mode>3): Likewise.
13687 (sse2_usadd<mode>3): Likewise.
13688 (*sub<mode>3): Likewise.
13689 (sse2_sssub<mode>3): Likewise.
13690 (sse2_ussub<mode>3): Likewise.
13691 (*mulv8hi3): Likewise.
13692 (*smulv8hi3_highpart): Likewise.
13693 (*umulv8hi3_highpart): Likewise.
13694 (sse2_umulv2siv2di3): Likewise.
13695 (sse2_pmaddwd): Likewise.
13696 (ashr<mode>3): Likewise.
13697 (lshr<mode>3): Likewise.
13698 (ashl<mode>3): Likewise.
13699 (sse2_ashlti3): Likewise.
13700 (sse2_lshrti3): Likewise.
13701 (*umaxv16qi3): Likewise.
13702 (*smaxv8hi3): Likewise.
13703 (*uminv16qi3): Likewise.
13704 (*sminv8hi3): Likewise.
13705 (sse2_eq<mode>3): Likewise.
13706 (sse2_gt<mode>3): Likewise.
13707 (*and<mode>3): Likewise.
13708 (sse2_nand<mode>3): Likewise.
13709 (*ior<mode>3): Likewise.
13710 (*xor<mode>3): Likewise.
13711 (sse2_packsswb): Likewise.
13712 (sse2_packssdw): Likewise.
13713 (sse2_packuswb): Likewise.
13714 (sse2_punpckhbw): Likewise.
13715 (sse2_punpcklbw): Likewise.
13716 (sse2_punpckhwd): Likewise.
13717 (sse2_punpcklwd): Likewise.
13718 (sse2_punpckhdq): Likewise.
13719 (sse2_punpckldq): Likewise.
13720 (sse2_punpckhqdq): Likewise.
13721 (sse2_punpcklqdq): Likewise.
13722 (*sse2_pinsrw): Likewise.
13723 (*sse2_pextrw): Likewise.
13724 (sse2_pshufd_1): Likewise.
13725 (sse2_uavgv16qi3): Likewise.
13726 (sse2_uavgv8hi3): Likewise.
13727 (sse2_psadbw): Likewise.
13728 (sse2_pmovmskb): Likewise.
13729 (*sse2_maskmovdqu): Likewise.
13730 (*sse2_maskmovdqu_rex64): Likewise.
13731 (sse4a_extrqi): Likewise.
13732 (sse4a_extrq): Likewise.
13733 (sse3_lddqu): Set prefix_rep.
13734 (sse3_addsubv4sf3): Likewise.
13735 (sse3_haddv4sf3): Likewise.
13736 (sse3_hsubv4sf3): Likewise.
13737 (sse_cvtss2si): Likewise.
13738 (sse_cvtss2si_2): Likewise.
13739 (sse_cvtss2siq): Likewise.
13740 (sse_cvtss2siq_2): Likewise.
13741 (sse_cvttss2si): Likewise.
13742 (sse_cvttss2siq): Likewise.
13743 (sse2_cvttps2dq): Likewise.
13744 (sse3_movshdup): Likewise.
13745 (sse3_movsldup): Likewise.
13746 (sse2_cvtsd2si): Likewise.
13747 (sse2_cvtsd2si_2): Likewise.
13748 (sse2_cvtsd2siq): Likewise.
13749 (sse2_cvtsd2siq_2): Likewise.
13750 (sse2_cvttsd2si): Likewise.
13751 (sse2_cvttsd2siq): Likewise.
13752 (*sse2_cvtpd2dq): Likewise.
13753 (*sse2_cvttpd2dq): Likewise.
13754 (sse2_pshuflw_1): Likewise.
13755 (sse2_pshufhw_1): Likewise.
13756 (sse4a_insertqi): Likewise.
13757 (sse4a_insertq): Likewise.
13758 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
13759 (ssse3_phadddv4si3): Likewise.
13760 (ssse3_phaddswv8hi3): Likewise.
13761 (ssse3_phsubwv8hi3): Likewise.
13762 (ssse3_phsubdv4si3): Likewise.
13763 (ssse3_phsubswv8hi3): Likewise.
13764 (ssse3_pmaddubswv8hi3): Likewise.
13765 (ssse3_pmulhrswv8hi3): Likewise.
13766 (ssse3_pshufbv16qi3): Likewise.
13767 (ssse3_psign<mode>3): Likewise.
13768 (ssse3_palignrti): Likewise.
13769 (abs<mode>2): Likewise.
13770 (ssse3_phaddwv4hi3): Set prefix_extra.
13771 (ssse3_phadddv2si3): Likewise.
13772 (ssse3_phaddswv4hi3): Likewise.
13773 (ssse3_phsubwv4hi3): Likewise.
13774 (ssse3_phsubdv2si3): Likewise.
13775 (ssse3_phsubswv4hi3): Likewise.
13776 (ssse3_pmaddubswv4hi3): Likewise.
13777 (ssse3_pmulhrswv4hi3): Likewise.
13778 (ssse3_pshufbv8qi3): Likewise.
13779 (ssse3_psign<mode>3): Likewise.
13780 (ssse3_palignrdi): Likewise.
13781 (abs<mode>2): Likewise.
13782 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
13783 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
13784 (sse2_pmovmskb): Set mode to SI instead of V2DF.
13786 2007-04-23 Nick Clifton <nickc@redhat.com>
13788 * params.def: Fix formatting of emacs local variables.
13790 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
13792 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
13793 move if inter-unit move isn't allowed.
13794 Don't split moving the first element of V2DI to DI to inter-unit
13795 move if inter-unit move isn't allowed.
13797 2007-04-23 Richard Guenther <rguenther@suse.de>
13799 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
13800 and CDI_POST_DOMINATORS separately.
13802 2007-04-23 Nick Clifton <nickc@redhat.com>
13804 * c.opt (Wformat-contains-nul): Add warning attribute.
13806 2007-04-23 Jan Hubicka <jh@suse.cz>
13808 * function.c (init_function_start): Don't init line number info.
13809 (expand_function_end): Update.
13810 (reset_block_changes, record_block_change, finalize_block_changes,
13811 check_block_change, free_block_changes): Kill.
13812 * function.h (reset_block_changes, record_block_change,
13813 finalize_block_changes, check_block_change, free_block_changes):
13815 (struct function): Remove ib_boundaries_block.
13816 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13817 Use curr_insn_locator to initialize locator.
13818 (emit_line_note): Remove.
13819 * cfgexpand.c (expand_gimple_cond_expr): Update.
13820 (construct_exit_block): Likewise.
13821 (tree_expand_cfg): Initialize/finalize locators.
13822 * expr.c (expand_expr_real): Update.
13823 * cfglayout.c (line_locators_locs, line_locators_lines,
13824 file_locators_locs, file_locators_files): Remove.
13825 (set_block_levels): Move to cfgexpand.c.
13826 (insn_locators_initialize): Remove.
13827 (pass_insn_locators_initialize): Remove.
13828 (locations_locators_locs, locations_locators_vals): New static vars.
13829 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13831 (insn_locators_alloc, insn_locators_finalize,
13832 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13834 (locator_location): New.
13835 (locator_line, locator_file): Rewrite.
13836 * rtl.h (emit_line_note): Kill.
13837 (insn_locators_alloc, insn_locators_finalize,
13838 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13840 * tree-inline.c (initialize_cfun): Do not initialize
13841 ib_boundaries_block.
13842 * passes.c (pass_insn_locators_initialize): Remove.
13844 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13846 PR middle-end/31448
13847 * expr.c (reduce_to_bit_field_precision): Handle
13850 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
13852 PR tree-optimization/24659
13853 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
13854 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
13855 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
13856 * genopinit.c (optabs): Rename vec_pack_mod_optab
13857 to vec_pack_trunc_optab.
13858 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
13859 early for scalar floating point operands for NOP_EXPR.
13860 (vectorizable_type_promotion): Ditto.
13861 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
13862 vec_pack_trunc_optab.
13863 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
13865 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
13866 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
13867 Rename from VEC_PACK_MOD_EXPR.
13868 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
13869 * expr.c (expand_expr_real_1): Ditto.
13870 * tree-inline.c (estimate_num_insns_1): Ditto.
13871 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13873 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
13874 (vec_unpacks_lo_v4sf): Ditto.
13875 (vec_pack_trunc_v2df): Ditto.
13876 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
13877 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13878 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
13880 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
13882 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13884 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
13885 Rename from VEC_PACK_MOD_EXPR. This expression also represent
13886 packing of floating point operands.
13887 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
13888 represent unpacking of floating point operands.
13889 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
13890 [vec_unpacks_hi]: Ditto.
13891 [vec_unpacks_lo]: Ditto.
13893 2007-04-22 Jan Hubicka <jh@suse.cz>
13895 * final.c (rest_of_handle_final): Call
13896 targetm.asm_out.constructor/targetm.asm_out.destructor
13897 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
13898 proper priority via decl_*_priority_insert.
13899 * c-common.c (c_expand_body): Likewise.
13901 2007-04-22 Richard Guenther <rguenther@suse.de>
13903 PR tree-optimization/29789
13904 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
13905 (rewrite_reciprocal): New helper split out from
13906 determine_invariantness_stmt.
13907 (rewrite_bittest): Likewise.
13908 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
13909 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
13912 2007-04-22 Revital Eres <eres@il.ibm.com>
13914 * loop-unroll.c (var_to_expand): New field to support also
13915 insns of the form x = something + x.
13916 (analyze_insn_to_expand_var): Use it.
13917 (expand_var_during_unrolling): Likewise.
13919 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13921 * predict.c: Include pointer-set.h.
13922 (bb_predictions): New variable.
13923 (tree_predicted_by_p, tree_predict_edge,
13924 remove_predictions_associated_with_edge): Use bb_predictions map
13925 instead of bb->predictions.
13926 (clear_bb_predictions, assert_is_empty): New functions.
13927 (combine_predictions_for_bb): Use bb_predictions map. Call
13928 clear_bb_predictions.
13929 (tree_estimate_probability): Create and free bb_predictions map.
13930 * Makefile.in (predict.o): Add pointer-set.h dependency.
13931 * basic-block.h (struct basic_block_def): Remove predictions
13933 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
13935 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13938 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
13941 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13943 * timevar.c (timevar_print): Change reference of --disable-checking to
13944 --enable-checking=release. Also warn if assert checking is disabled.
13946 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13949 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
13950 decl as addressable if the compound literal was marked as
13952 Mark the decl as a gimple register if it is a complex or
13953 vector decl and does not live in memory.
13955 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13957 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
13958 (GENERIC_NEXT): New function macro.
13959 (PHI_CHAIN): Use phi_node's new chain variable.
13960 (tree_phi_node): Change tree_common to tree_base
13961 and add the chain field.
13962 * tree-phinodes.c (make_phi_node): Don't set
13963 TREE_TYPE on the new node.
13964 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
13965 instead of checking GIMPLE_TUPLE_P in chain_next.
13966 * tree-vect-transform.c
13967 (get_initial_def_for_induction): Look at
13968 PHI_RESULT_TREE for the type of the phi node.
13969 (update_vuses_to_preheader): Use PHI_CHAIN
13970 instead of TREE_CHAIN on the phi node.
13971 * tree-ssa-structalias.c (compute_points_to_sets):
13973 (ipa_pta_execute): Likewise.
13975 2007-04-21 Richard Guenther <rguenther@suse.de>
13977 PR middle-end/31136
13978 * fold-const.c (fold_unary): Call fold_convert_const on the
13981 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
13983 * gcse.c (store_killed_in_insn): Handle PARALLELs.
13984 (store_killed_in_pat): New.
13986 2007-04-20 Richard Henderson <rth@redhat.com>
13989 * config/i386/i386.c (type_has_variadic_args_p): Look for any
13990 TREE_LIST with a void_type_node value, not void_list_node exactly.
13992 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
13994 * doc/standards.texi: Re-arrange into language-specific
13995 subsections. Add a C++ section, documenting which standards we
13998 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
14000 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
14001 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
14003 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
14005 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
14006 ecrti.o and crtbegin.o.
14007 (LIB_DEFAULT_SPEC): Include -lc.
14008 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
14010 2007-04-20 Richard Henderson <rth@redhat.com>
14013 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
14014 argument; update all callers.
14015 (get_unaligned_offset): New.
14016 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
14017 get_unaligned_address, just pass on the address directly.
14018 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
14019 the subreg in the helper patterns.
14020 (unaligned_extendqidi_le): Use get_unaligned_offset.
14021 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
14022 (unaligned_extendhidi_be): Likewise.
14023 (unaligned_extendhidi): Tidy.
14024 * config/alpha/alpha-protos.h: Update.
14026 2007-04-20 Richard Henderson <rth@redhat.com>
14028 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
14029 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
14030 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
14031 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14032 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14033 (CPP_SPEC): Don't include %(cpp_subtarget).
14034 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
14035 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14036 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
14038 2007-04-20 Jakub Jelinek <jakub@redhat.com>
14040 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
14041 for __builtin_ia32_cmpordss.
14043 PR tree-optimization/31632
14044 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
14045 and arg1 for optimizations of comparison against min/max values.
14046 Fold arg0 to arg1's type for optimizations of comparison against
14047 min+1 and max-1 values.
14049 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
14051 * reload.c (combine_reloads): When trying to use a dying register,
14052 check whether it's uninitialized and don't use if so.
14054 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
14056 * fold-const.c: Remove prototypes for native_encode_expr and
14057 native_interpret_expr.
14058 (native_encode_expr): Make non-static.
14059 (native_interpret_expr): Likewise.
14060 * tree.h: Add prototypes for the above.
14062 2007-04-19 Joseph Myers <joseph@codesourcery.com>
14064 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
14065 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
14066 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
14067 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
14068 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
14069 Add length attributes.
14071 2007-04-19 Janis Johnson <janis187@us.ibm.com>
14073 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
14076 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
14077 __STDC_WANT_DEC_FP__.
14079 2007-04-19 Joseph Myers <joseph@codesourcery.com>
14081 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
14082 for long double compatibility.
14083 * configure: Regenerate.
14085 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
14087 PR rtl-optimization/29841
14088 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
14090 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
14091 that may cause control flow transfer from being moved.
14093 2007-04-18 Jan Hubicka <jh@suse.cz>
14095 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
14098 2007-04-18 Eric Christopher <echristo@apple.com>
14100 * config/rs6000/darwin.md (load_macho_picbase): Use link register
14101 only. Update operands.
14102 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
14103 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
14104 link register to pic register.
14106 2007-04-18 Dirk Mueller <dmueller@suse.de>
14108 PR diagnostic/31227
14109 * tree-vrp.c (search_for_addr_array): New.
14110 (check_array_bounds): Suppress warning about
14111 address taken of array refs if its not de-referenced.
14113 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14115 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
14116 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
14118 * tree-vectorizer.h (NITERS_KNOWN_P): New.
14119 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
14120 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
14122 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
14124 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
14126 (vect_analyze_scalar_cycles): Fix indentation.
14127 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
14128 (vect_mark_relevant): Include phis in relevance analysis.
14130 * tree-vect-transform.c (vect_transform_loop): Add an assert.
14132 2007-04-18 Anatoly Sokolov <aesok@post.ru>
14134 * config/avr/avr.c (ptrreg_to_str): Replace error() with
14135 output_operand_lossage().
14137 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14139 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
14140 the unused code for reduction without adjust-in-epilog to simplify the
14143 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
14145 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
14146 (S390_TDC_NEGATIVE_ZERO): New constant.
14147 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
14148 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
14149 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
14150 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
14151 (S390_TDC_POSITIVE_INFINITY): New constant.
14152 (S390_TDC_NEGATIVE_INFINITY): New constant.
14153 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
14154 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
14155 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
14156 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
14157 (S390_TDC_INFINITY): New constant.
14158 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
14159 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
14160 optimization for UNSPEC_CCZ_TO_INT.
14161 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
14162 ("*ccz_to_int"): New insn.
14163 ("isinf<mode>2"): New insn.
14164 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
14165 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
14166 (UNSPEC_CCZ_TO_INT): New constant.
14168 2007-04-18 Richard Guenther <rguenther@suse.de>
14170 PR tree-optimization/19431
14171 PR tree-optimization/21463
14172 * tree-pass.h (pass_phiprop): Declare.
14173 * passes.c (init_optimization_passes): New phiprop pass.
14174 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
14175 (phivn_valid_p): New helper function.
14176 (phiprop_insert_phi): Likewise.
14177 (propagate_with_phi): Likewise.
14178 (tree_ssa_phiprop): New propagator propagating loads
14179 through phi nodes if profitable.
14181 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14183 * tree-vect-analyze.c (process_use): New function.
14184 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
14185 Check phis in all bbs.
14186 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
14189 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
14191 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
14194 2007-04-17 Anatoly Sokolov <aesok@post.ru>
14197 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
14200 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
14202 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
14204 (sse_vmmulv4sf3): Likewise.
14205 (sse2_vmaddv2df3): Likewise.
14206 (sse2_vmmulv2df3): Likewise.
14208 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
14210 PR rtl-optimization/31360
14211 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
14212 (target_reg_cost): New.
14213 (init_set_costs): Initialize target_reg_cost. Add comments
14214 regarding the rationale of the costs.
14215 (global_cost_for_size): Renamed to...
14216 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
14217 of register pressure.
14218 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
14219 estimate_reg_pressure_cost. Add number of ivs.
14220 (determine_set_costs): Dump target_reg_cost.
14221 * loop-invariant.c (gain_for_invariant): Use
14222 estimate_reg_pressure_cost. Removed n_inv_uses argument.
14223 (best_gain_for_invariant, find_invariants_to_move): Remove
14225 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
14226 (target_reg_cost): Declare.
14227 (global_cost_for_size): Declaration removed.
14228 (estimate_reg_pressure_cost): Declare.
14230 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
14232 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
14233 regnos into even/odd register pairs.
14234 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
14235 TDmode similar to the other floating point modes.
14236 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
14237 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
14239 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
14240 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
14241 (movdd_hardfloat64): Use TARGET_MFPGPR.
14243 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
14245 * reload1.c (delete_output_reload): Don't count output in n_inherited.
14248 2005-01-05 Richard Henderson <rth@redhat.com>
14250 * reload1.c (do_input_reload): Restrict the optimization deleteing
14251 a previous output reload to RELOAD_FOR_INPUT.
14253 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
14255 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
14256 induc_vec_info_type.
14257 (vectorizable_induction): New function declaration.
14258 * tree-vect-transform.c (get_initial_def_for_induction): No need to
14259 check if already vectorized. Find first place in BB where new stmts
14260 can be inserted. Takes only one argument.
14261 (vectorizable_induction): New function.
14262 (vect_transform_stmt): Add case for induc_vec_info_type to call
14263 vectorizable_induction.
14264 (vect_transform_loop): Consider phis for vectorization.
14265 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
14267 (analyze_operations): Call vectorizable_induction when analyzing phis.
14269 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
14270 (vect_mark_relevant): Include phis in relevance analysis.
14271 (vect_mark_stmts_to_be_vectorize): Likewise.
14272 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
14274 2007-04-16 Lawrence Crowl <crowl@google.com>
14276 * doc/invoke.texi (Debugging Options): Add documentation for the
14277 -femit-struct-debug options -femit-struct-debug-baseonly,
14278 -femit-struct-debug-reduced, and
14279 -femit-struct-debug-detailed[=...].
14281 * c-opts.c (c_common_handle_option): Add
14282 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
14283 and OPT_femit_struct_debug_detailed_.
14284 * c.opt: Add specifications for
14285 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
14286 and -femit-struct-debug-detailed[=...].
14287 * opts.c (set_struct_debug_option): Parse the
14288 -femit-struct-debug-... options.
14289 * opts.c (matches_main_base, main_input_basename,
14290 main_input_baselength, base_of_path, matches_main_base): Add
14291 variables and functions to compare header base name to compilation
14293 * opts.c (should_emit_struct_debug): Add to determine to emit a
14294 structure based on the option.
14295 (dump_struct_debug) Also disabled function to debug this
14297 * opts.c (handle_options): Save the base name of the
14300 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
14301 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
14302 This hook indicates if a type is generic. Set it by default
14303 to "never generic".
14304 * langhooks.h (struct lang_hooks_for_types): Add a new hook
14305 to determine if a struct type is generic or not.
14306 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
14307 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
14308 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
14309 with live C++ hook.
14311 * flags.h (enum debug_info_usage): Add an enumeration to describe
14312 a program's use of a structure type.
14313 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
14314 to indicate the program's usage of the type. Filter structs based
14315 on the -femit-struct-debug-... specification.
14316 (gen_type_die): Split into two routines, gen_type_die and
14317 gen_type_die_with_usage. gen_type_die is now a wrapper
14318 that assumes direct usage.
14319 (gen_type_die_with_usage): Replace calls to gen_type_die
14320 with gen_type_die_with_usage adding the program usage of
14321 the referenced type.
14322 (dwarf2out_imported_module_or_decl): Suppress struct debug
14323 information using should_emit_struct_debug when appropriate.
14325 2007-04-16 Ian Lance Taylor <iant@google.com>
14327 PR tree-optimization/31522
14328 * tree-vrp.c (vr_phi_edge_counts): New static variable.
14329 (vrp_initialize): Allocate vr_phi_edge_counts.
14330 (vrp_visit_phi_node): Don't push to infinity if we saw a new
14331 executable edge. Drop test for all constants.
14332 (vrp_finalize): Free vrp_phi_edge_counts.
14334 * doc/cpp.texi (Common Predefined Macros): Clarify description of
14335 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
14337 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
14338 predecessors at head rather than tail.
14340 2007-04-16 Matthias Klose <doko@debian.org>
14342 * config/alpha/linux.h (CPP_SPEC): Define.
14343 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
14345 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
14347 * function.h: Remove sequence_stack extern declaration.
14349 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
14351 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
14353 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
14356 2007-04-16 Anatoly Sokolov <aesok@post.ru>
14358 * config/avr/avr.c (avr_arch_types): Rearranging array.
14359 (enum avr_arch): Add.
14360 (avr_mcu_types): Use avr_arch enumeration constants instead of
14362 * config/avr/avr.h (LINK_SPEC): Simplify.
14364 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
14366 * config/m68k/m68k.c (m68k_libcall_value,
14367 m68k_function_value): Use macros for register names more.
14369 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
14371 (M68K_REGNAME): Use A6_REG.
14372 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
14374 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14376 PR middle-end/28071
14377 * sched-int.h (struct deps): Split field 'pending_lists_length' into
14378 'pending_read_list_length' and 'pending_write_list_length'. Update
14380 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
14381 to handle two length counters instead of one. Update all uses.
14382 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
14383 two length counters instead of one.
14384 * sched-rgn.c (propagate_deps): Update to handle two length counters
14387 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
14390 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
14391 copy of source, pass it to ix86_expand_vector_set and return
14394 2007-04-16 David Ung <davidu@mips.com>
14395 Joseph Myers <joseph@codesourcery.com>
14397 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
14398 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
14399 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
14400 Add 74K processor information.
14401 * config/mips/mips.md: Include 74k.md.
14402 (cpu): Add 74kc,74kf,74kx.
14403 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
14404 * config/mips/74k.md: New.
14405 * doc/invoke.texi (MIPS Options): Document 74K support.
14407 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
14409 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
14410 vectorizable_* functions.
14411 * tree-vect-transform.c (vectorizable_call): Add check for
14412 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
14413 (vectorizable_store): likewise.
14414 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
14416 (vectorizable_operation, vectorizable_type_demotion): Likewise.
14417 (vectorizable_type_promotion, vectorizable_load): Likewise.
14418 (vectorizable_live_operation, vectorizable_condition): Likewise.
14419 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
14421 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
14423 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
14425 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
14426 register numbers more.
14427 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
14428 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
14429 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
14430 FUNCTION_VALUE_REGNO_P): Likewise.
14431 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
14432 STATIC_CHAIN_REGNUM): Likewise.
14433 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
14434 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
14435 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
14436 * config/m68k/m68k.md (FP_REG): New.
14438 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
14440 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
14443 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
14445 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
14446 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
14449 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14451 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
14454 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
14457 * c-decl.c (finish_decl): Grab the type of the decl after the call
14458 to store_init_value.
14460 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
14462 * common.opt (fforward-propagate): Fix "Optimization" annotation.
14464 2007-04-14 Jakub Jelinek <jakub@redhat.com>
14467 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
14468 dominators, post dominators and cleanup cfg before returning.
14470 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
14472 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
14473 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
14475 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
14477 * config.gcc: Recognize fido.
14478 * config/m68k/m68k-devices.def (fidoa): New.
14479 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
14481 (FL_FIDOA, TARGET_FIDOA): New.
14482 * config/m68k/m68k.opt (mfidoa): New.
14484 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14486 PR middle-end/31322
14487 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
14488 when a personality function is used.
14490 2007-04-13 Bob Wilson <bob.wilson@acm.org>
14492 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
14494 2007-04-13 Mike Stump <mrs@apple.com>
14496 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
14498 * config/darwin.opt (fapple-kext): Make C++ only.
14499 * config/darwin.c (darwin_override_options): Remove code to ensure
14500 -fapple-kext is given for C++ only.
14502 2007-04-13 Richard Sandiford <richard@codesourcery.com>
14504 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
14505 * config/mips/mips.c (override_options): Call
14506 SUBTARGET_OVERRIDE_OPTIONS, if defined.
14508 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
14510 * config/i386/i386.opt (msvr3-shlib): Removed.
14512 * doc/invoke.texi: Remove -msvr3-shlib.
14514 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
14516 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
14517 with "popcnt" instruction.
14519 2007-04-13 Richard Guenther <rguenther@suse.de>
14521 PR tree-optimization/21258
14522 * tree-vrp.c (compare_case_labels): New helper.
14523 (find_switch_asserts): New function.
14524 (find_assert_locations): Call it for SWITCH_EXPRs.
14526 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
14528 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
14529 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
14530 check is now implied in X87_FLOAT_MODE_P.
14531 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
14532 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
14533 (fix_trunc<mode>_i386_fisttp): Ditto.
14534 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
14535 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
14536 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
14537 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
14538 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
14539 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
14540 (unnamed_splitters): Ditto.
14541 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
14542 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
14543 FIRST_SSE_REG for local functions when SSE math is enabled or
14544 for functions with sseregparm attribute.
14545 (standard_80387_constant_p): Return -1 if mode is not
14547 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
14548 (ix86_expand_compare): Ditto.
14549 (ix86_expand_carry_flag_compare): Ditto.
14550 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
14551 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
14552 DECIMAL_FLOAT_MODE_P.
14553 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
14554 of SCALAR_FLOAT_MODE_P.
14555 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
14556 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
14557 checks before FLOAT_MODE_P.
14558 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
14559 before FLOAT_MODE_P.
14564 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
14566 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
14567 Charles Wilson <libtool@cwilson.fastmail.fm>
14569 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
14570 (libgcc.mvars): Don't depend on them.
14571 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
14572 * exec-tool.in: New.
14574 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
14576 * doc/invoke.text (--help): Document --help=common.
14578 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
14580 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
14582 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14584 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
14585 * genemit.c (main): Emit #include "integrate.h".
14586 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
14587 (LOADGP_RTP): New mips_loadgp_style.
14588 * config/mips/mips.h: Include config/vxworks-dummy.h.
14589 (TARGET_RTP_PIC): New macro.
14590 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
14591 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
14592 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
14593 for TARGET_RTP_PIC.
14594 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
14595 -mvxworks-pic when using -mrtp and a PIC option.
14596 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
14598 (mips_symbolic_constant_p, mips_symbolic_address_p)
14599 (mips_symbol_insns): Handle SYMBOL_HALF.
14600 (override_options): Warn about -G and -mrtp being used together.
14601 Initialize mips_lo_relocs[SYMBOL_HALF].
14602 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
14603 (mips_emit_loadgp): Handle LOADGP_RTP.
14604 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
14605 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
14606 (tablejump): Handle function-relative case table entries if
14608 * config/mips/predicates.md (symbol_ref_operand): New predicate.
14610 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14612 * config/mips/mips.md (load_call<mode>): Allow any general register.
14614 (sibcall_value_internal, sibcall_value_multiple_internal)
14615 (call_value_internal, call_value_split, call_value_multiple_internal)
14616 (call_value_multiple_split): Remove constraints from operand 0.
14618 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14620 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
14621 rather than loadgp_noshared.
14622 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
14623 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
14625 * config/mips/mips.md (loadgp): Rename to...
14626 (loadgp_newabi): ...this.
14627 (loadgp_noshared): Rename to...
14628 (loadgp_absolute): ...this.
14630 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14632 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
14633 false for locally-binding symbols.
14634 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
14636 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14638 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
14639 (SYMBOL_GOT_PAGE_OFST): ...this.
14640 (SYMBOL_GOT_GLOBAL): Rename to...
14641 (SYMBOL_GOT_DISP): ...this.
14642 (SYMBOL_GOTOFF_GLOBAL): Rename to...
14643 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
14644 * config/mips/mips.c (mips_global_symbol_p): New function.
14645 (mips_symbol_binds_local_p): Likewise.
14646 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
14647 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
14648 mips_global_symbol_p and mips_symbol_binds_local_p.
14649 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
14650 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
14651 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
14652 SYMBOL_GOTOFF_DISP.
14653 (mips_ok_for_lazy_binding_p): New function.
14654 (mips_load_call_address, mips_expand_call): Use it.
14655 (mips_dangerous_for_la25_p): Likewise.
14656 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
14657 (*got_disp<mode>): Use got_disp_operand instead of
14658 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
14659 SYMBOL_GOTOFF_GLOBAL.
14660 (*got_page<mode>): Use got_page_ofst_operand instead of
14662 * config/mips/predicates.md (const_call_insn_operand): Use
14663 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
14664 (global_got_operand): Rename to...
14665 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
14667 (local_got_operand): Rename to...
14668 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
14669 of SYMBOL_GOT_LOCAL.
14671 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14673 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
14674 TARGET_CALL_CLOBBERED_GP.
14675 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14676 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
14677 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
14678 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
14679 of TARGET_ABICALLS && !TARGET_NEWABI.
14680 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14681 * config/mips/mips.c (mips_load_call_address): Check
14682 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
14683 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14684 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
14685 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
14686 TARGET_ABICALLS && TARGET_NEWABI.
14687 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
14689 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
14690 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
14691 TARGET_ABICALLS && TARGET_NEWABI.
14692 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
14693 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
14694 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
14695 whether indirect calls must use $25.
14696 (mips_extra_live_on_entry): Check TARGET_GOT instead of
14698 * config/mips/mips.md (jal_macro): Check flag_pic and
14699 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
14700 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
14701 instead of TARGET_ABICALLS.
14702 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
14703 TARGET_ABICALLS && TARGET_OLDABI.
14704 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14705 (sibcall): In the comment above the define_insn, mention
14706 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
14707 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
14708 instead of TARGET_ABICALLS.
14710 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
14712 * doc/md.texi (Blackfin family constraints): Document PA and PB.
14713 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
14714 (MACFLAGS_MATCH_P): New macro.
14715 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
14716 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
14717 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
14718 the other MACFLAG constants.
14719 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
14720 (flag_machi): Tighten constraints. Renumber some of the operands.
14721 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
14723 (flag_machi_parts_acconly): New pattern.
14724 (flag_macinithi): Tighten constraints. Allow any accumulator to be
14726 (flag_macinit1hi): Tighten constraints.
14727 (flag_mul_macv2hi_parts_acconly): New pattern.
14729 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
14730 Use a more efficient implementation.
14731 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
14732 inline sequences when not optimizing for size.
14734 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
14735 movhi_high2low): Delete, merge functionality into...
14736 (packv2hi): ... this pattern.
14738 2007-02-11 Jie Zhang <jie.zhang@analog.com>
14739 * config/bfin/bfin.opt (msim): New option.
14740 (mcpu=): New option.
14741 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
14742 (bfin_cpu_t): Typedef of enum bfin_cpu.
14743 (bfin_cpu_type): New declaration.
14744 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
14745 -msim and -mcpu= options.
14746 (LIB_SPEC): Likewise.
14747 * config/bfin/bfin.c (bfin_cpu_type): Define.
14748 (bfin_handle_option): Handle -mcpu= option.
14749 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
14750 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
14751 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
14753 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14755 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
14756 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
14757 (powerpc-wrs-vxworksae): Use ${tm_file}.
14758 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
14759 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
14760 * config/i386/vx-common.h: New file.
14762 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14764 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
14767 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
14769 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
14772 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
14776 * c-common.c (c_build_qualified_type): Set canonical type
14779 2007-04-12 Richard Guenther <rguenther@suse.de>
14781 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
14782 lower bound and element size if lower bound is not zero
14783 or either of the ARRAY_REF operands is set.
14785 2007-04-12 Richard Guenther <rguenther@suse.de>
14787 PR tree-optimization/24689
14788 PR tree-optimization/31307
14789 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
14791 * gimplify.c (canonicalize_addr_expr): To be consistent with
14792 gimplify_compound_lval only set operands two and three of
14793 ARRAY_REFs if they are not gimple_min_invariant. This makes
14794 it never at this place.
14795 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
14797 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14799 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
14800 null before emitting a .nsubspa directive.
14802 2007-04-11 Diego Novillo <dnovillo@redhat.com>
14804 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
14805 need_to_partition_p if there are no memory statements in the
14808 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14810 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
14811 (gcd_of_steps_may_divide_p): New function.
14812 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
14814 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14816 * reload.c (find_reloads_toplev, find_reloads_address,
14817 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
14818 not a pointer equality test, to decide if we need to call
14819 push_reg_equiv_alt_mem.
14821 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
14823 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
14824 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
14826 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
14828 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14830 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
14831 vector to be positive.
14833 2007-04-11 Diego Novillo <dnovillo@redhat.com>
14837 * doc/invoke.texi: Document --params max-aliased-vops and
14839 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
14840 debug_memory_partitions): Move to tree-flow.h
14841 * params.h (AVG_ALIASED_VOPS): Define.
14842 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
14844 (mp_info_t): Likewise.
14845 (get_mem_sym_stats_for): New.
14846 (set_memory_partition): Move from tree-flow-inline.h.
14847 (mark_non_addressable): Only clear the set of symbols for the
14848 partition if it exists.
14849 (dump_memory_partitions): Move from tree-ssa-operands.c
14850 (debug_memory_partitions): Likewise.
14851 (need_to_partition_p): New.
14852 (dump_mem_ref_stats): New.
14853 (debug_mem_ref_stats): New.
14854 (dump_mem_sym_stats): New.
14855 (debug_mem_sym_stats): New.
14856 (update_mem_sym_stats_from_stmt): New.
14857 (compare_mp_info_entries): New.
14858 (mp_info_cmp): Call it.
14859 (sort_mp_info): Change argument to a list of mem_sym_stats_t
14861 (get_mpt_for): Move from tree-ssa-operands.c.
14862 (find_partition_for): New.
14863 (create_partition_for): Remove.
14864 (estimate_vop_reduction): New.
14865 (update_reference_counts): New.
14866 (build_mp_info): New.
14867 (compute_memory_partitions): Refactor.
14868 Document new heuristic.
14869 Call build_mp_info, update_reference_counts,
14870 find_partition_for and estimate_vop_reduction.
14871 (compute_may_aliases): Populate virtual operands before
14872 calling debugging dumps.
14873 (delete_mem_sym_stats): New.
14874 (delete_mem_ref_stats): New.
14875 (init_mem_ref_stats): New.
14876 (init_alias_info): Call it.
14877 (maybe_create_global_var): Remove alias_info argument.
14878 Get number of call sites and number of pure/const call sites
14879 from gimple_mem_ref_stats().
14880 (dump_alias_info): Call dump_memory_partitions first.
14881 (dump_points_to_info_for): Show how many times a pointer has
14883 * opts.c (decode_options): For -O2 set --param
14884 max-aliased-vops to 500.
14885 For -O3 set --param max-aliased-vops to 1000 and --param
14886 avg-aliased-vops to 3.
14887 * fortran/options.c (gfc_init_options): Remove assignment to
14889 * tree-flow-inline.h (gimple_mem_ref_stats): New.
14890 * tree-dfa.c (dump_variable): Dump memory reference
14892 Dump NO_ALIAS* settings.
14893 (referenced_var_lookup): Tidy.
14894 (mem_sym_stats): New.
14895 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
14896 and ORIG are different SSA names for a memory partition.
14897 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
14898 * tree-flow.h (struct mem_sym_stats_d): Define.
14899 (mem_sym_stats_t): Define.
14900 (struct mem_ref_stats_d): Define.
14901 (struct gimple_df): Add field mem_ref_stats.
14902 (enum noalias_state): Define.
14903 (struct var_ann_d): Add bitfield noalias_state.
14904 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
14905 debug_mem_ref_stats, debug_memory_partitions,
14906 debug_mem_sym_stats): Declare.
14907 * tree-ssa-structalias.c (update_alias_info): Update call
14908 sites, pure/const call sites and asm sites in structure
14909 returned by gimple_mem_ref_stats.
14910 Remove local variable IS_POTENTIAL_DEREF.
14911 Increase NUM_DEREFS if the memory expression is a potential
14913 Call update_mem_sym_stats_from_stmt.
14914 If the memory references memory, call
14915 update_mem_sym_stats_from_stmt for all the direct memory
14916 symbol references found.
14917 (intra_create_variable_infos): Set noalias_state field for
14918 pointer arguments according to the value of
14919 flag_argument_noalias.
14920 * tree-ssa-structalias.h (struct alias_info): Remove fields
14921 num_calls_found and num_pure_const_calls_found.
14922 (update_mem_sym_stats_from_stmt): Declare.
14923 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
14924 Set default value to 100.
14925 (PARAM_AVG_ALIASED_VOPS): Define.
14927 2007-04-11 Richard Guenther <rguenther@suse.de>
14929 PR middle-end/31530
14930 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
14931 a * -b + c as c - a * b if we honor sign dependent rounding.
14933 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14935 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
14936 bfin_expand_strmov.
14937 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
14938 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
14940 (initialize_trampoline): Don't use old-style function definition.
14941 (bfin_secondary_reload): Mark IN_P argument as unused.
14943 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
14945 PR tree-optimization/31343
14946 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
14947 (build_polynomial_chrec): Return a scalar when the evolution is zero.
14948 * testsuite/gcc.dg/vect/pr31343.c: New.
14950 2007-04-10 Eric Christopher <echristo@apple.com>
14952 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
14953 * config/i386/i386.md (*cmpfp0): Use.
14954 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
14955 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
14956 (fix_trunc<mode>_i386_fisttp): Ditto.
14957 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
14958 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
14959 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
14960 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
14961 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
14962 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
14963 (unnamed_splitters): Ditto.
14964 * config/i386/i386.c (output_fix_trunc): Assert that
14965 we're not being passed a TFmode operand.
14967 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
14969 PR tree-optimization/31526
14970 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
14971 n_basic_blocks to find newly added blocks.
14973 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
14975 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
14977 (fix_trunc<mode>si_sse): Ditto.
14978 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
14979 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
14980 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
14981 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
14982 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
14983 expander using SSEMODEF mode macro.
14984 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
14985 expander using SSEMODEF mode macro.
14986 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
14987 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
14988 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
14989 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
14990 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
14991 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
14992 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
14993 Macroize insn using X87MODEF mode macro.
14995 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
14997 * config/i386/sse.md (sse2_pinsrw): Removed.
14998 (sse2_pextrw): Renamed to ...
14999 (*sse2_pextrw): This.
15001 2007-04-09 Jan Hubicka <jh@suse.cz>
15004 * config/i386/sse.md
15005 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
15006 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
15007 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
15008 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
15010 2007-04-09 Jan Hubicka <jh@suse.cz>
15012 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
15013 multiple fields of union.
15015 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
15017 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
15018 (create_preheaders): Check that loops are available.
15019 (fix_loop_structure): Clean up, improve comments.
15020 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
15021 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
15023 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
15024 * predict.c (tree_estimate_probability): Do not call
15025 calculate_dominance_info. Call create_preheaders.
15026 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
15027 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
15029 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
15030 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
15031 * tree-cfg.c (tree_split_edge): Make an assert more precise.
15032 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
15035 2007-04-08 Jan Hubicka <jh@suse.cz>
15037 * tree.h (maybe_fold_offset_to_component_ref): Declare.
15038 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
15039 * fold-const.c (fold_unary): Use it.
15041 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15043 * varasm.c (assemble_variable): Remove call to
15044 lang_hooks.decls.prepare_assemble_variable.
15045 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
15046 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
15047 * langhooks.h (lang_hooks_for_decls): Remove
15048 prepare_assemble_variable.
15050 2007-04-08 Mike Stump <mrs@apple.com>
15052 * config/i386/i386.c: Use inc/dec on Core2.
15054 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
15056 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
15057 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
15058 lhd_tree_inlining_end_inlining): Remove.
15059 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
15060 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
15061 end_inlining hooks.
15062 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
15063 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
15064 lhd_tree_inlining_end_inlining): Remove prototypes.
15065 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
15066 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
15067 LANG_HOOKS_TREE_INLINING_START_INLINING,
15068 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
15070 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
15073 2007-04-08 Anatoly Sokolov <aesok@post.ru>
15076 * config/avr/predicates.md (io_address_operand): Delete predicate.
15077 (low_io_address_operand): Don't use 'mode' argument.
15078 (higth_io_address_operand): Rename ...
15079 (high_io_address_operand): ... to this. Don't use 'mode' argument.
15080 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
15083 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
15085 Revert change removing staticp.
15087 2007-04-07 Anatoly Sokolov <aesok@post.ru>
15090 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
15093 2007-04-07 Bruce Korb <bkorb@gnu.org>
15095 * c.opt: Add -Wformat-contains-nul.
15096 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
15098 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
15099 the NUL byte warning.
15101 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
15103 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
15105 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
15107 * tree.c (staticp): No longer use staticp langhook.
15108 * langhooks.c (lhd_staticp): Removed.
15109 * langhooks.h (struct lang_hooks): Remove staticp.
15110 * c-common.c (c_staticp): Remove.
15111 * c-common.h (c_staticp): Ditto.
15112 * langhooks-defs.h (lhd_staticp): Ditto.
15113 (LHD_HOOKS_STATICP): Ditto
15114 * tree.h (gcc_assert_lowered): New macro.
15116 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
15118 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
15119 argument "reliable".
15120 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
15121 Add argument "reliable". Propagate it through calls.
15122 (infer_loop_bounds_from_undefined): Derive number of iterations
15123 estimates from references in blocks that do not dominate loop latch.
15124 (gcov_type_to_double_int): New function.
15125 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
15126 and expected_loop_iterations_unbounded.
15127 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
15128 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
15129 * tree-data-ref.c (estimated_loop_iterations): Export.
15130 (get_references_in_stmt): Fix -- do not return addresses of local
15132 * cfgloop.h (expected_loop_iterations_unbounded,
15133 estimated_loop_iterations): Declare.
15135 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
15137 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
15139 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
15141 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
15142 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
15143 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
15144 Use output_387_reg_move().
15145 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
15146 expander using X87MODEF12 mode macro.
15147 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
15148 choosing register preferences. Use output_387_reg_move().
15149 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
15150 instead of "x". Use output_387_reg_move().
15151 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
15152 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
15153 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
15154 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
15155 Use output_387_reg_move().
15156 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
15158 (*truncxf?f_i387 splitter): Ditto.
15160 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
15162 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
15163 LANG_HOOKS_SAFE_FROM_P.
15164 * expr.c (safe_from_p): Remove langhook call.
15165 * langhooks.h (lang_hooks): Remove safe_from_p.
15166 (lhd_safe_from_p): Remove prototype.
15167 * langhooks.c (lhd_safe_from_p): Remove.
15169 2007-04-06 Jan Hubicka <jh@suse.cz>
15171 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
15174 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
15176 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
15177 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
15178 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
15179 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
15181 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
15182 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
15184 2007-04-05 Richard Henderson <rth@redhat.com>
15186 * config/alpha/alpha.c (print_operand) [+]: Remove.
15187 (alpha_end_function): Print nop if call at end of function.
15188 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
15189 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
15190 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
15191 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
15192 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
15193 the call pattern. Update peepholes to match.
15195 2007-04-05 Janis Johnson <janis187@us.ibm.com>
15197 * doc/extend.texi (Other Builtins): Add decimal float variants
15199 * builtins.def: Ditto.
15200 * builtins.c (expand_builtin): Ditto.
15202 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
15203 H.J. Lu <hongjiu.lu@intel.com>
15206 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
15207 of V8HImode when calling ix86_binary_operator_ok.
15208 (sse2_pmaddwd): Call ix86_binary_operator_ok.
15209 (sdot_prodv8hi): Operands 1 and 2 must be register.
15211 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15213 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
15214 initialize align to silence bogus warning.
15216 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15218 PR middle-end/22156
15219 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
15221 (struct sra_walk_fns): Remove use_all parameter from use.
15222 (sra_hash_tree): Handle BIT_FIELD_REFs.
15223 (sra_elt_hash): Don't hash bitfld blocks.
15224 (sra_elt_eq): Skip them in parent compares as well. Handle
15226 (sra_walk_expr): Don't maintain or pass down use_all_p.
15227 (scan_use): Remove use_all parameter.
15228 (scalarize_use): Likewise. Re-expand assignment to
15229 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
15230 output, and re-scalarize after output. Don't mark anything
15232 (scalarize_ldst): Adjust.
15233 (scalarize_walk_gimple_modify_statement): Likewise.
15234 (build_element_name_1): Handle BIT_FIELD_REFs.
15235 (instantiate_element): Don't warn for any element whose parent
15236 is used as a whole.
15237 (instantiate_missing_elements_1): Return the sra_elt.
15238 (canon_type_for_field): New.
15239 (try_instantiate_multiple_fields): New.
15240 (instantiate_missing_elemnts): Use them.
15241 (mark_no_warning): Removed.
15242 (generate_one_element_ref): Handle BIT_FIELD_REFs.
15243 (REPLDUP, sra_build_elt_assignment): New.
15244 (generate_copy_inout): Use them.
15245 (generate_element_copy): Likewise. Handle bitfld differences.
15246 (generate_element_zero): Don't recurse for blocks. Use
15247 sra_build_elt_assignment.
15248 (generate_one_element_int): Take elt instead of var. Use
15249 sra_build_elt_assignment.
15250 (generate_element_init_1): Adjust.
15251 (scalarize_use, scalarize_copy): Use REPLDUP.
15252 (scalarize_ldst): Move assert before dereference.
15253 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
15255 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
15257 * regmove.c: Fix unused variable warnings due to previous commit.
15259 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
15261 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
15262 (regmove_bb_head): Remove.
15263 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
15264 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
15265 problems with fixup_match_1.
15266 Don't initialize/free regmove_bb_head.
15268 (reg_is_remote_constant_p): If an insn is in the same basic block
15269 but not before INSN, consider it remote, too.
15271 2007-04-05 Anatoly Sokolov <aesok@post.ru>
15274 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
15275 DECL_ASSEMBLER_NAME, not the DECL_NAME.
15277 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
15279 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
15280 (CONDITIONAL_REGISTER_USAGE): Likewise.
15282 2007-04-04 Richard Henderson <rth@redhat.com>
15284 * config/alpha/lib1funcs.asm: Remove unused file.
15286 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
15289 * opts.c (print_specific_help): Fix --help=<language>
15291 (common_handle_option): Support --help=common.
15293 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
15296 * gcc.c (main): Do not run the linker if
15297 print_subprocess_help indicates that it shouldn't be
15300 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
15303 * doc/invoke.texi (--help=): Document <languages> value, fix
15304 formatting in tables of values.
15306 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
15308 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
15309 dllimport attribute of virtual methods.
15311 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
15313 * config/score/crti.asm: Change _bss_start to __bss_start.
15314 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
15315 (OUTGOING_REG_PARM_STACK_SPACE) update.
15316 * config/score/score.opt: add options to make backend support
15317 score5, score5u, score7 and score7d.
15318 * config/score/score.md: Likewise.
15319 * config/score/misc.md: Likewise.
15320 * config/score/mac.md: Likewise.
15321 * doc/invoke.texi: Likewise.
15322 * doc/md.texi: update constraints define.
15324 2007-04-03 Richard Henderson <rth@redhat.com>
15326 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
15327 an appropriate type, use the mode instead.
15329 2007-04-03 Richard Sandiford <richard@codesourcery.com>
15331 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
15332 Set the default --with-arch setting to mips2.
15333 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
15334 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
15335 (MULTILIB_OSDIRNAMES): Delete.
15336 (MULTILIB_DIRNAMES): Define.
15337 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
15338 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
15339 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
15340 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
15341 VXWORKS_OS_CPP_BUILTINS.
15342 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
15343 (MIPS_DEBUGGING_INFO): Undefine.
15344 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
15346 2007-04-03 Jakub Jelinek <jakub@redhat.com>
15348 PR middle-end/30704
15349 * fold-const.c (native_encode_real): Encode real.c provided longs
15350 as a series of 32-bit native integers.
15351 (native_interpret_real): Interpret buffer as a series of 32-bit
15354 2007-04-03 Richard Guenther <rguenther@suse.de>
15356 * genpreds.c (write_insn_constraint_len): Write function
15357 optimized for CONSTRAINT_LEN implementation.
15358 (write_tm_preds_h): Output insn_constraint_len inline and
15359 use it for CONSTRAINT_LEN.
15360 (write_insn_preds_c): Don't output insn_constraint_len.
15361 * doc/md.texi (define_register_constraint): Document multi-letter
15362 constraints shall have the same length if they start with the same
15365 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
15368 * config/i386/i386.md (isinf<mode>2): Expand only when
15369 TARGET_C99_FUNCTIONS is set.
15371 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
15373 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
15374 (x86_64-*-linux*): Ditto.
15375 * config/i386/i386.opt (mpc): New option.
15376 * config/i386/i386.c (overrride_options): Handle
15377 ix87_precision_string.
15378 * config/i386/crtprec.c: New file.
15379 * config/i386/t-crtpc: Ditto.
15380 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
15381 and -mpc80 options.
15382 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
15383 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
15384 crtprec32.o, crtprec64.o and crtprec80.o.
15386 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
15387 and -mpc80 options.
15388 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
15390 2007-04-02 Eric Christopher <echristo@apple.com>
15392 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
15393 limitations on darwin.
15395 2007-04-02 Anatoly Sokolov <aesok@post.ru>
15398 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
15400 2007-04-02 Dave Korn <dave.korn@artimi.com>
15402 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
15404 2007-04-02 Dave Korn <dave.korn@artimi.com>
15406 * libgcc2.h (exception_descriptor): Don't forward-declare.
15407 (__get_eh_table_language, __get_eh_table_version): Delete
15408 prototypes of long-dead functions.
15410 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
15412 * ebitmap.h: New file
15413 * ebitmap.c: New file
15414 * Makefile.in (ebitmap.o): New target.
15416 2007-04-01 Jan Hubicka <jh@suse.cz>
15418 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
15419 before very first instruction.
15421 2007-04-01 Jan Hubicka <jh@suse.cz>
15423 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
15424 waring on 64bit hosts.
15425 * bitmap.h: Fix typo in bitmap_head_def.
15427 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
15429 PR rtl-optimization/31391
15430 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
15431 into a DELETED_LABEL note, and the label is in an empty basic
15432 block, update BB_END as well as BB_HEAD.
15434 2007-04-01 Richard Henderson <rth@redhat.com>
15436 PR tree-optimization/31169
15437 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
15438 to varying if the range is outside [0, prec-1].
15440 2007-04-01 Richard Sandiford <richard@codesourcery.com>
15443 * config/mips/mips.md (load_const_gp): New insn.
15444 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
15445 the MIPS16 GP pseudo register if no_new_pseudos.
15446 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
15448 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
15451 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
15453 (call_value): Likewise.
15455 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
15456 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15459 * doc/invoke.texi: (optimization options): Reword description
15460 of -ffast-math. Document its primary purpose.
15462 2007-03-31 Richard Guenther <rguenther@suse.de>
15464 * omp-low.c (splay-tree.h): Include.
15465 (lookup_decl): Replace splay-tree usage by pointer-map.
15466 (maybe_lookup_decl): Likewise.
15467 (new_omp_context): Likewise.
15468 (delete_omp_context): Likewise.
15469 * gimplify.c (splay-tree.h): Include.
15470 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
15472 (remap_ssa_name): Likewise.
15473 (remap_decl): Likewise.
15474 (remap_type_1): Likewise.
15475 (remap_type): Likewise.
15476 (copy_body_r): Likewise.
15477 (expand_call_inline): Likewise.
15478 (clone_body): Likewise.
15479 (copy_tree_r): Likewise.
15480 (remap_save_expr): Likewise.
15481 (unsave_r): Likewise.
15482 (unsave_expr_now): Likewise.
15483 (tree_function_versioning): Likewise.
15484 (build_duplicate_type): Likewise.
15485 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
15486 (struct copy_body_data): Replace splay-tree by pointer-map.
15487 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
15488 not $(SPLAY_TREE_H).
15489 (gimplify.o): Depend on $(SPLAY_TREE_H).
15490 (omp-low.p): Likewise.
15492 2007-03-31 Anatoly Sokolov <aesok@post.ru>
15494 * config/avr/predicates.md (even_register_operand,
15495 odd_register_operand): New predicates.
15496 * config/avr/avr.md (movw peephole2): New.
15497 (movw_r peephole2): New.
15499 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
15501 * tree.h (get_signed_or_unsigned_type): New.
15502 * fold-const.c (operand_equal_for_comparison_p): Use
15503 get_signed_or_unsigned_type instead of
15504 lang_hooks.types.signed_or_unsigned_type.
15505 * expr.c (store_expr): Ditto.
15506 * langhooks.c (get_signed_or_unsigned_type): New.
15507 (lhd_signed_or_unsigned_type): New.
15508 * langhooks.h (lhd_signed_or_unsigned_type): New.
15509 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
15511 2007-03-30 Richard Henderson <rth@redhat.com>
15513 * tree-ssa-loop-ivopts.c: Include target.h.
15514 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
15515 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
15516 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
15517 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
15519 2007-03-30 Richard Henderson <rth@redhat.com>
15520 Kai Tietz <kai.tietz@onevision.com>
15522 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
15523 default for 64-bit.
15524 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
15525 (TARGET_64BIT_MS_ABI): New.
15526 (DBX_REGISTER_NUMBER): Handle 64-bit.
15527 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
15528 (LONG_TYPE_SIZE): Force to 32.
15529 (REG_PARM_STACK_SPACE): New.
15530 (OUTGOING_REG_PARM_STACK_SPACE): New.
15531 (REGPARM_MAX, SSE_REGPARM_MAX): New.
15532 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
15533 (STACK_BOUNDARY): Use 128 for 64-bit.
15534 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
15535 Add 64-bit implementation.
15536 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
15538 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
15539 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
15540 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
15541 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
15542 (ix86_handle_cconv_attribute): Don't warn when ignoring if
15543 TARGET_64BIT_MS_ABI.
15544 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
15545 (ix86_pass_by_reference): Likewise.
15546 (ix86_function_value_regno_p): Likewise.
15547 (ix86_build_builtin_va_list): Likewise.
15548 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
15549 (function_arg_advance_ms_64): New.
15550 (function_arg_advance): Call it.
15551 (function_arg_ms_64): New.
15552 (function_arg): Call it.
15553 (function_value_ms_64): New.
15554 (ix86_function_value_1): Call it.
15555 (return_in_memory_ms_64): New.
15556 (ix86_return_in_memory): Call it.
15557 (setup_incoming_varargs_ms_64): New.
15558 (ix86_setup_incoming_varargs): Call it.
15559 (ix86_expand_prologue): Handle 64-bit stack probing.
15560 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
15561 (output_pic_addr_const): Likewise.
15562 (x86_this_parameter): Likewise.
15563 (x86_output_mi_thunk): Likewise.
15564 (x86_function_profiler): Likewise.
15565 (TARGET_STRICT_ARGUMENT_NAMING): New.
15566 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
15567 (TARGET_64BIT_MS_ABI): New.
15568 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
15569 * config/i386/i386.md (allocate_stack_worker): Remove.
15570 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
15571 describe the clobber of eax without a match_scratch.
15572 (allocate_stack_worker_postreload): Remove.
15573 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
15574 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
15575 (allocate_stack_worker_rex64_postreload): Remove.
15576 (allocate_stack): Handle 64-bit.
15577 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
15578 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
15579 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
15580 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
15581 (STANDARD_STARTFILE_PREFIX_1): Likewise.
15582 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
15583 * config.build (x86_64-*-mingw*): New host.
15584 * config.host (x86_64-*-mingw*): New host.
15585 * config.gcc (x86_64-*-mingw*): New target.
15586 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
15588 2007-03-30 Richard Henderson <rth@redhat.com>
15589 Kai Tietz <kai.tietz@onevision.com>
15591 * c-pragma.c (struct def_pragma_macro_value): New.
15592 (struct def_pragma_macro): New.
15593 (pushed_macro_table): New.
15594 (dpm_hash, dpm_eq): New.
15595 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
15596 (init_pragma): Install them.
15597 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
15599 2007-03-30 Anatoly Sokolov <aesok@post.ru>
15601 * config/avr/avr.c (avr_override_options): Clear
15602 'flag_delete_null_pointer_checks'.
15604 2007-03-30 Paolo Carlini <pcarlini@suse.de>
15607 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
15608 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
15609 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
15610 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
15611 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
15612 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
15613 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
15615 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
15617 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
15619 * regmove.c: Move all of pass_stack_adjustments from here...
15620 * combine-stack-adj.c: ...to this new file.
15621 * Makefile.in: Add rules for combine-stack-adj.o.
15623 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
15625 PR tree-optimization/31383
15626 * tree-data-ref.c (affine_function_equal_p): Do not require the
15627 vectors to have the same length.
15629 2007-03-30 Jan Hubicka <jh@suse.cz>
15631 PR middle-end/30700
15632 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
15633 availablility; add more sanity checking; ask varpool only about
15636 2007-03-29 Richard Henderson <rth@redhat.com>
15638 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
15639 to decide, but __SIZEOF_LONG_LONG__.
15641 2007-03-29 Richard Henderson <rth@redhat.com>
15643 * emutls.c (struct __emutls_array): New.
15644 (emutls_destroy): Use it instead of casting element 0 from void*.
15645 (__emutls_get_address): Likewise.
15647 2007-03-29 Richard Henderson <rth@redhat.com>
15649 * varasm.c (initializer_constant_valid_p): Don't deny
15650 DECL_DLLIMPORT_P on functions.
15652 * config/i386/cygming.h: Remove function declarations.
15653 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
15654 (ASM_OUTPUT_LABELREF): Remove.
15655 (COMMON_ASM_OP): Remove.
15656 (ASM_OUTPUT_COMMON): Remove.
15657 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
15658 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
15659 (ASM_DECLARE_FUNCTION_NAME): Likewise.
15660 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
15661 Rename from TARGET_ENCODE_SECTION_INFO.
15662 * config/i386/netware.h: Likewise.
15663 * config/i386/i386-protos.h: Update.
15664 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
15665 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
15666 (legitimate_constant_p): Reject dllimports.
15667 (dllimport_map, get_dllimport_decl): New.
15668 (legitimize_dllimport_symbol): New.
15669 (legitimize_address, ix86_expand_move): Use it.
15670 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
15671 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
15672 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
15673 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
15674 * config/i386/predicates.md (constant_call_address_operand): Only
15675 accept symbols; reject dllimport_p symbols.
15676 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
15677 i386_pe_maybe_record_exported_symbol.
15678 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
15679 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
15680 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
15681 trust the setting of DECL_DLLIMPORT_P.
15682 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
15683 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
15684 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
15685 tidy the argument scanning loop.
15686 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
15687 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
15688 (i386_pe_strip_name_encoding): Remove.
15689 (i386_pe_binds_local_p): New.
15690 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
15691 (i386_pe_output_labelref): Remove.
15692 (i386_pe_asm_output_aligned_decl_common): New.
15693 (i386_pe_maybe_record_exported_symbol): Rename from
15694 i386_pe_record_exported_symbol; check for dllexported symbols.
15696 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
15698 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
15699 add comment explaining why vsnprintf cannot be used.
15701 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
15703 PR tree-optimization/30666
15704 * tree.c (build_complex_type): When creating type names for DWARF2
15705 debug info, create TYPE_DECLs for TYPE_NAME instead of
15707 (build_common_tree_nodes_2): Use build_complex_type when building
15708 predefined complex types, to preserve canonical types.
15710 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
15712 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
15713 (noce_get_alt_condition): Look at it to determine whether to
15714 reverse the condition or not.
15715 (noce_get_condition): Substitute the truth for lies.
15716 (noce_find_if_block): Set the then_else_reversed field.
15718 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
15720 * config/fr30/fr30.md (movdi): Do not accept immediates as the
15721 destination of this insn.
15722 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
15723 than calling gen_rtx_SET directly. Use r0 to hold the value of
15724 'address + 4' rather than a stack based temporary which can be
15725 mis-optimized away.
15727 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
15729 * config/s390/s390.c (s390_secondary_input_reload_class,
15730 s390_secondary_output_reload_class): Functions removed.
15731 (s390_secondary_reload): New function.
15732 (TARGET_SECONDARY_RELOAD): Target macro defined.
15733 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
15734 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
15735 * config/s390/s390.md ("reload_outti", "reload_outdi",
15736 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
15737 "reload_out<mode>"): Expanders removed.
15738 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
15739 "reload<mode>_nonoffmem_out"): Expanders added.
15741 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
15743 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
15744 action if SRC->DEST replacement failed anyway.
15746 2007-03-28 Mike Stump <mrs@apple.com>
15748 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
15749 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
15750 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
15752 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15754 * config.gcc: Accept barcelona as a variant of amdfam10.
15755 * config/i386/i386.c (override_options): Likewise.
15756 * doc/invoke.texi: Likewise.
15758 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
15760 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
15761 offsets for BIT_FIELD_REF and COMPONENT_REF.
15763 2007-03-28 Richard Guenther <rguenther@suse.de>
15765 * tree.c (is_global_var): Move ...
15766 * tree-flow-inline.h (is_global_var): ... here.
15767 * tree.h (is_global_var): Remove declaration.
15769 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
15771 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
15773 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
15774 * config/i386/i386.c (ix86_tune_features): Initialize new
15776 * config/i386/predicates.md (promotable_binary_operator): Use
15777 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
15779 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
15782 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
15784 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
15786 * config/fr30/fr30.md (movsi_internal): Change destination
15787 constraint from m to V and add m to the end.
15789 2007-03-28 Christian Bruel <christian.bruel@st.com>
15791 * config/sh/sh.md (movsi_i): Fix type attribute.
15793 2007-03-28 Christian Bruel <christian.bruel@st.com>
15795 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
15796 (movsf_ie): Likewise.
15798 2007-03-28 Christian Bruel <christian.bruel@st.com>
15800 * config.gcc: Add sh4-300 to multilib.
15801 * config/sh/t-mlib-sh4-300: New file.
15803 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
15805 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
15806 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
15807 fix_trunc<mode>di2.
15808 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
15809 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
15810 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
15811 "fixuns_trunctddi2"): Whitespace fix.
15813 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
15815 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
15816 the definition of struct sh_args.
15817 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
15818 CALL_COOKIE_INT_REG_GET): Likewise.
15820 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
15822 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
15823 transformations are applied successfully.
15825 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
15827 * tree.c (tree_contains_struct): Permit 512 tree codes.
15828 * tree.h (tree_contains_struct): Ditto.
15829 (MAX_TREE_CODES): Ditto.
15830 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
15831 SPARE member to store remaining padding bits.
15833 2007-03-27 Anatoly Sokolov <aesok@post.ru>
15835 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
15838 2007-03-27 Janis Johnson <janis187@us.ibm.com>
15840 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
15841 * configure: Regenerate.
15843 * configure: Regenerate using the correct version of autoconf.
15845 2007-03-27 Anatoly Sokolov <aesok@post.ru>
15847 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
15849 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
15850 regs to "__SP_L__" and "__SP_H__".
15852 2007-03-27 Richard Guenther <rguenther@suse.de>
15854 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
15855 computations with it with a HOST_WIDE_INT variable.
15857 2007-03-26 Mike Stump <mrs@apple.com>
15859 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
15860 objective-c-header, objective-c++-header and objc++-cpp-output
15862 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15864 2007-03-26 Richard Henderson <rth@redhat.com>
15867 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
15868 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
15869 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
15870 IX86_BUILTIN_PSRLQ128): New.
15871 (ix86_init_mmx_sse_builtins): Add them.
15872 (ix86_expand_builtin): Expand them.
15873 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
15874 operand 2 be TImode.
15875 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
15876 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
15877 _mm_srli_epi64): Mark __B const.
15878 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
15879 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
15880 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
15881 new two-vector shift builtins.
15883 2007-03-26 Ian Lance Taylor <iant@google.com>
15885 PR tree-optimization/31345
15886 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
15887 [+INF, +INF(OVF)] into VARYING.
15889 2007-03-26 Zack Weinberg <zackw@panix.com>
15891 * gengtype-parse.c: New file.
15892 * gengtype-yacc.y: Delete.
15893 * gengtype-lex.l: Don't include gengtype-yacc.h.
15894 Define YY_DECL and yyterminate appropriately for recursive
15895 descent parser. yylval is now a string out-parameter to yylex.
15896 (HWS, EOID): New shorthand.
15897 (IWORD): Add a couple more types.
15898 (yylex): Add a setup stanza. Remove the complex rules for
15899 detecting GTY'ed types and typedefs; replace with simple
15900 keyword detectors. Adjust everything for the changed
15901 definition of yylval. Ignore all pp-directives, not just #define.
15903 (parse_file): Rename yybegin; do not call yyparse.
15905 * gengtype.c (xasprintf): Export again.
15906 (this_file): New. Use everywhere __FILE__ was being used.
15907 (get_lang_bitmap): Special case types defined in gengtype.c.
15908 (do_typedef, new_structure): Suppress definition of certain types.
15909 (new_structure): Improve diagnostics of duplicate definitions.
15910 Make sure location_s is associated with input.h.
15911 (nreverse_pairs, define_location_structures): New functions.
15912 (main): Improve tagging of kludge types. Remove old kludges
15913 for input.h types; use define_location_structures.
15914 * gengtype.h: Update prototypes. Define token codes here.
15915 * Makefile.in: Remove all references to gengtype-yacc.
15916 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
15918 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
15919 add GTY((skip)) to the field that's only conditionally there.
15920 * doc/install.texi: Document that Bison is no longer required
15921 unless building treelang.
15923 * gengtype.c: Don't include gtyp-gen.h.
15924 (srcdir): Declare here.
15925 (base_files, lang_dir_names): Allocate dynamically.
15926 (gt_files, num_gt_files, num_lang_dirs): New globals.
15927 (measure_input_list, read_input_line, read_input_list)
15928 (set_lang_bitmap): New functions.
15929 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
15930 simplify, relying on read_input_list to set up the bitmaps.
15931 (main): Arguments are no longer unused. Check for correct number
15932 of command line arguments, set srcdir and srcdir_len, then call
15933 read_input_list, before doing anything else. No need to worry
15934 about duplicates in main loop.
15935 * configure.ac: Simplify the calculation of all_gtfiles.
15936 Put language tags in there. Don't set or substitute
15937 all_gtfiles_files_langs or all_gtfiles_files_frags.
15938 * Makefile.in: Revamp the way gengtype is invoked, now that it
15939 takes a file on its command line with a much simpler format.
15940 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
15941 (GTFILES): Remove duplicates and C source files.
15942 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
15943 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
15944 * configure: Regenerate.
15946 * gengtype.h: Remove all type definitions to gengtype.c; leave
15947 only definitions of options_p, type_p, and pair_p as opaque
15948 pointers. Update prototypes.
15949 * gengtype.c: Many type definitions moved here from gengtype.h.
15950 Consolidate type definitions at the top of the file.
15951 (xvasprintf): Delete.
15952 (xasprintf): Make static.
15953 (create_nested_pointer_option): Add 'next' parameter.
15954 (create_field_all, create_field_at): New functions.
15955 (create_field): Now a thin wrapper around create_field_all.
15956 (create_optional_field): Rename create_optional_field_ and add
15957 line argument. Original name is now a macro which supplies
15959 (oprintf): Use vsnprintf directly.
15960 (close_output_files): Use fatal rather than perror/exit.
15961 (note_def_vec, note_def_vec_alloc): Use create_field_at.
15962 (main): Set progname. Don't use exit.
15963 * gengtype-yacc.y (struct_fields): Use create_field_at.
15964 (option, optionseqopt): Delete.
15965 (optionseq): Consolidate productions from option here so we
15966 can use the first argument to create_option.
15968 * gengtype-lex.l: Distinguish unions from structures in the
15969 token type. Don't call find_structure; return the tag as a string.
15970 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
15971 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
15972 string. Reorganize typedef_struct production accordingly.
15973 Use create_nested_ptr_option.
15974 * gengtype.c (create_nested_ptr_option): New function.
15975 * gengtype.h: Declare it.
15977 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
15978 (string_type): Don't declare.
15979 (do_scalar_typedef): Declare.
15980 (create_scalar_type): Update prototype.
15981 * gengtype.c (string_type): Make static.
15982 (scalar_nonchar, scalar_char): New.
15983 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
15984 (resolve_typedef): Use scalar_nonchar for error recovery.
15985 (create_scalar_type): Remove name_len field. Return scalar_char
15986 or scalar_nonchar as appropriate.
15987 (adjust_field_type): Look at scalar_is_char boolean to decide whether
15988 to use string_type.
15989 (throughout): Use scalar_nonchar instead of calling
15990 create_scalar_type, whenever possible.
15991 (main): Initialize scalar_char and scalar_nonchar before calling
15993 * gengtype-lex.l: Adjust for removal of second argument to
15994 create_scalar_type. Use yylval.s instead of yylval.t when
15996 * gengtype-yacc.y: Type of SCALAR is string. Call
15997 create_scalar_type from type:SCALAR rule. Adjust for removal of
15998 second argument to create_scalar_type.
16000 * vec.h: Remove all #if IN_GENGTYPE blocks.
16001 Add comment saying that changes may require adjustments to gengtype.
16002 * gengtype.c: Don't include coretypes.h or tm.h.
16003 Add comment to inclusion of errors.h.
16004 (note_def_vec, note_def_vec_alloc): New functions.
16005 * gengtype.h: Declare new functions.
16006 * gengtype-lex.l: Don't include coretypes.h.
16007 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
16009 (update_lineno): Remove unnecessary prototype.
16010 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
16011 (VEC rule): Just return VEC_TOKEN.
16012 * gengtype-yacc.y (VEC_TOKEN): New token type.
16013 (type): Add a production for VEC(a,b).
16014 * Makefile.in: Update dependencies.
16016 * gengtype-lex.l: Remove rules for parsing pointer-to-function
16017 typedefs that use the old PARAMS macro.
16019 * gengtype-lex.l: Remove all rules and states relating to yacc
16021 * gengtype-yacc.y: Similarly.
16022 * gengtype.c (note_yacc_type): Delete function.
16023 * gengtype.h: Update prototypes.
16025 2007-03-26 Joseph Myers <joseph@codesourcery.com>
16027 * tree-pretty-print.c (dump_generic_node): Report precision of
16028 unnamed integer types.
16030 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
16032 * ifcvt.c (noce_try_store_flag_constants): Don't check
16033 no_new_pseudos here.
16034 (noce_try_store_flag_constants): Don't check no_new_pseudos.
16035 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
16036 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
16037 noce_try_sign_mask): Likewise.
16038 (if_convert): Check no_new_pseudos here.
16040 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
16042 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
16043 (noce_get_condition): Handle new then_else_reversed argument.
16044 (noce_init_if_info): Remove, fold into noce_find_if_block.
16045 (noce_process_if_block): Take a struct noce_if_info as the
16046 argument. Don't set up one based on ce_if_info. Update pointer
16047 references accordingly.
16048 (cond_move_process_if_block): Likewise.
16049 (process_if_block): Removed.
16050 (find_if_block): Removed. Move functionality two new functions,
16051 noce_find_if_block and cond_exec_find_if_block.
16052 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
16053 blocks and the symmetric IF-ELSE-JOIN case.
16054 (cond_exec_find_if_block): Also new function mostly based on old
16055 find_if_block and process_if_block.
16056 (find_if_header): Replace find_if_block call with separately
16057 guarded calls to noce_find_if_block and cond_exec_find_if_block.
16058 (find_cond_trap): Update noce_get_condition call.
16059 (dead_or_predicable): Likewise.
16061 2007-03-26 Jakub Jelinek <jakub@redhat.com>
16063 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
16065 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
16066 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
16067 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
16068 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
16069 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
16070 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
16071 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
16072 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
16073 __builtin_ia32_psrad128 builtins.
16075 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
16077 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
16078 * config/i386/constraints.md
16079 (define_constraint "I"): Use IN_RANGE macro.
16080 (define_constraint "J"): Ditto.
16081 (define_constraint "K"): Ditto.
16082 (define_constraint "M"): Ditto.
16083 (define_constraint "N"): Ditto.
16084 (define_constraint "O"): Ditto.
16085 * config/i386/predicates.md
16086 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
16087 (define_predicate "const_0_to_3_operand"): Ditto.
16088 (define_predicate "const_0_to_7_operand"): Ditto.
16089 (define_predicate "const_0_to_15_operand"): Ditto.
16090 (define_predicate "const_0_to_63_operand"): Ditto.
16091 (define_predicate "const_0_to_255_operand"): Ditto.
16092 (define_predicate "const_1_to_31_operand"): Ditto.
16093 (define_predicate "const_2_to_3_operand"): Ditto.
16094 (define_predicate "const_4_to_7_operand"): Ditto.
16096 2007-03-25 David Edelsohn <edelsohn@gnu.org>
16098 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
16099 in SImode for save_world.
16100 * config/rs6000/altivec.md (save_world, restore_world): Convert to
16103 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
16105 PR tree-optimization/30784
16106 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
16109 2007-03-25 Revital Eres <eres@il.ibm.com>
16111 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
16112 Fold movement_possibility function into it.
16114 2007-03-25 David Edelsohn <edelsohn@gnu.org>
16116 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
16117 (load_macho_picbase_{si,di}): Convert to LR hard reg.
16118 (call_indirect_nonlocal_darwin64): Same.
16119 (call_nonlocal_darwin64): Same.
16120 (call_value_indirect_nonlocal_darwin64): Same.
16121 (call_value_nonlocal_darwin64): Same.
16122 (sibcall_nonlocal_darwin64): Same.
16123 (sibcall_value_nonlocal_darwin64): Same.
16124 (sibcall_symbolic_64): Same.
16125 (sibcall_value_symbolic_64): Same.
16126 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
16128 (rs6000_emit_load_toc_table): Same.
16129 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
16130 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
16132 (divss_call): Same.
16133 (divus_call): Same.
16134 (quoss_call): Same.
16135 (quous_call): Same.
16136 (load_toc_v4_pic_si): Same
16137 (load_toc_v4_PIC_1): Same.
16138 (load_toc_v4_PIC_1b): Same.
16139 (call_indirect_aix{32,64}): Same.
16140 (call_value_indirect_aix{32,64}): Same.
16142 (call_value): Same.
16143 (call_local{32,64}): Same.
16144 (call_value_local{32,64}): Same.
16145 (call_indirect_nonlocal_aix{32,64}): Same.
16146 (call_nonlocal_aix{32,64}): Same.
16147 (call_value_indirect_nonlocal_aix{32,64}): Same.
16148 (call_value_nonlocal_aix{32,64}): Same.
16149 (call_indirect_nonlocal_sysv<mode>): Same.
16150 (call_nonlocal_sysv<mode>): Same.
16151 (call_value_indirect_nonlocal_sysv<mode>): Same.
16152 (call_value_nonlocal_sysv<mode>): Same.
16154 (sibcall_local{32,64}): Same.
16155 (sibcall_value_local{32,64}): Same.
16156 (sibcall_nonlocal_aix{32,64}): Same.
16157 (sibcall_value_nonlocal_aix{32,64}): Same.
16158 (sibcall_nonlocal_sysv<mode>): Same.
16159 (sibcall_value): Same.
16160 (sibcall_value_nonlocal_sysv<mode>): Same.
16162 2007-03-24 Paul Brook <paul@codesourcery.com>
16164 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
16165 * config/arm/linux-eabi.h: Remove legacy syscall hack.
16167 2007-03-24 Richard Henderson <rth@redhat.com>
16169 * config/ia64/constraints.md: New file.
16170 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
16171 satisfies_constraint_?.
16172 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
16173 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
16174 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
16175 ia64_output_mi_thunk): Likewise.
16176 (ia64_const_ok_for_letter_p): Remove.
16177 (ia64_const_double_ok_for_letter_p): Remove.
16178 (ia64_extra_constraint): Remove.
16179 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
16180 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
16181 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
16182 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
16183 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
16184 EXTRA_MEMORY_CONSTRAINT): Remove.
16185 * config/ia64/ia64.md: Include constriants.md. Replace
16186 CONST_OK_FOR_? with satisfies_constraint_?.
16188 2007-03-23 Michael Meissner <michael.meissner@amd.com>
16189 H.J. Lu <hongjiu.lu@intel.com>
16191 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
16193 (name macros): Use DPD_BID_NAME to convert names properly.
16195 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
16196 decimal floating point format.
16197 (init_floating_libfuncs): Change decimal functions so that they
16198 have a "bid_" prefix if the decimal system uses the BID format,
16199 and "dpd_" prefix if the decimal system uses the DPD format.
16200 (init_interclass_conv_libfuncs): Ditto.
16201 (init_intraclass_conv_libfuncs): Ditto.
16203 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
16204 using the BID format.
16206 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
16207 whether we are using the BID decimal format.
16208 * configure: Regenerate.
16210 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
16211 the compiler has decimal floating point enabled. Define
16212 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
16215 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
16216 using the BID format.
16218 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
16219 whether we are using the BID decimal format.
16220 * configure: Regenerate.
16222 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
16223 the compiler has decimal floating point enabled. Define
16224 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
16227 * doc/install.texi (--enable-decimal-float): Document BID and DPD
16228 options, and that it is enabled for i386/x86_64 systems.
16230 * Makefile.in (enable_decimal_float): New.
16232 (DECNUMINC): Add -I$(DECNUMFMT).
16233 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
16234 to $(DECNUMFMT) from $(DECNUM).
16236 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
16237 Substitute enable_decimal_float.
16238 * configure: Regenerated.
16241 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
16244 * configure.ac: Enable decimal float for x86_64-*-linux*.
16245 * configure: Regenerated.
16248 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
16249 decimal128ClearSign to flip and clear the sign bit in decimal128.
16250 (decimal_real_maxval): Set decimal128SetSign to set the sign
16253 2007-03-23 Ian Lance Taylor <iant@google.com>
16255 * fold-const.c (fold_binary): Correct warning for X - c >= X.
16257 2007-03-23 Ian Lance Taylor <iant@google.com>
16259 * tree-dump.c (dump_files): Correct comment.
16261 2007-03-23 Ian Lance Taylor <iant@google.com>
16263 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
16265 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
16267 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
16268 in cfglayout mode. Don't go into and out of cfglayout mode.
16269 Link the blocks in the order of the constructed traces.
16270 (rest_of_handle_tracer): Adjust call to tracer.
16271 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
16272 Don't go into cfglayout mode.
16273 (rtl_loop_done): Don't go out of cfglayout mode.
16274 * cfglayout.c (relink_block_chain): New function, split out from...
16275 (fixup_reorder_chain): ...here. Remove redundant checking.
16276 (cfg_layout_finalize): Don't clear the header, footer, and aux
16277 fields here, move the code to do so to relink_block_chain. Likewise
16278 for free_original_copy_tables.
16279 * rtl.h (tracer): Update prototype.
16280 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
16281 Assert we are in cfglayout mode. Don't go into and out of cfglayout
16282 mode. Use relink_block_chain to serialize the CFG according to the
16283 new basic block order. Move targetm.cannot_modify_jumps_p check from
16285 (gate_handle_reorder_blocks): ...to here.
16286 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
16288 (gate_duplicate_computed_gotos): ...to here.
16289 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
16290 something always changes when going into and out of cfglayout mode.
16291 Perform an expensive cfg cleanup while going into cfglayout mode.
16292 Always update liveness information on HAVE_conditional_execution
16293 targets. Reserialize the basic blocks and go out of cfglayout mode.
16294 * reg-stack.c: Include cfglayout.h.
16295 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
16296 the call to reorder_basic_blocks.
16297 * basic-block.h (reorder_basic_blocks): Update prototype.
16298 (relink_block_chain): New prototype.
16299 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
16301 2007-03-23 Joseph Myers <joseph@codesourcery.com>
16303 * config/mips/mips.md (type, hazard, *movdi_32bit,
16304 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
16305 *movhi_internal, *movqi_internal, *movsf_hardfloat,
16306 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
16307 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
16308 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
16310 (movcc): Change first xfer to multi.
16311 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
16312 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
16313 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
16314 config/mips/generic.md: Change reservations using "xfer" to use
16316 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
16317 using match_operand.
16318 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
16319 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
16321 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
16323 2007-03-22 Richard Henderson <rth@redhat.com>
16325 * config/i386/i386.c: Remove unnecessary function declarations.
16326 Move targetm definition, and all related macros, to the end of
16327 the file. Resort some functions to put definitions before uses.
16328 (ix86_attribute_table): Make static. Move to end of file.
16329 (ix86_gimplify_va_arg): Make static.
16331 2007-03-22 Richard Henderson <rth@redhat.com>
16333 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
16334 don't increase local_regparm with force_align_arg_pointer check.
16335 (ix86_function_sseregparm): Assert 32-bit.
16336 (type_has_variadic_args_p): New.
16337 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
16338 type_has_variadic_args_p.
16339 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
16340 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
16341 use memset instead. Do maybe_vaarg check first; skip attribute
16342 tests if true; skip attribute tests for 64-bit.
16343 (construct_container): Remove TARGET_DEBUG_ARG.
16344 (function_arg_advance_32, function_arg_advance_64): Split out ...
16345 (function_arg_advance): ... from here.
16346 (function_arg_32, function_arg_64): Split out ...
16347 (function_arg): ... from here.
16348 (ix86_pass_by_reference): Tidy.
16349 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
16350 (function_value_32): New, from parts of ix86_function_value
16351 and ix86_value_regno.
16352 (function_value_64): New, from parts of ix86_function_value
16353 and ix86_libcall_value.
16354 (ix86_function_value_1): New.
16355 (ix86_function_value, ix86_libcall_value): Use it.
16356 (return_in_memory_32, return_in_memory_64): Split out ...
16357 (ix86_return_in_memory): ... from here.
16358 (ix86_struct_value_rtx): Skip for 64-bit.
16359 (ix86_libcall_value, ix86_value_regno): Remove.
16360 (setup_incoming_varargs_64): Split out ...
16361 (ix86_setup_incoming_varargs): ... from here.
16362 (ix86_va_start): Remove TARGET_DEBUG_ARG.
16363 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
16364 * config/i386/i386-protos.h (ix86_function_value): Remove.
16365 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
16367 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16370 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
16371 infinities not supported, otherwise emit warning if -Woverflow. On
16372 underflow, emit warning if -Woverflow.
16373 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
16375 * real.h (real_from_string): Update declaration
16377 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
16378 Richard Henderson <rth@redhat.com>
16380 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
16381 * calls.c (compute_argument_block_size, expand_call,
16382 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
16383 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
16384 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
16385 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
16386 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
16387 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
16388 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
16389 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
16392 2007-03-22 Joseph Myers <joseph@codesourcery.com>
16394 * c-incpath.c (add_sysroot_to_chain): New.
16395 (merge_include_chains): Add sysroot argument. Call
16396 add_sysroot_to_chain if sysrooted.
16397 (register_include_chains): Update call to merge_include_chains.
16398 * doc/cppopts.texi: Document use of '=' in include directory
16401 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
16403 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
16404 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
16405 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
16406 insn pattern using X87MODEF12 mode macro.
16408 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
16410 * regmove.c (regmove_optimize): Use reg_mentioned_p
16411 instead of reg_overlap_mentioned_p for DST.
16413 2007-03-21 Mike Stump <mrs@apple.com>
16415 * c.opt: Fixup for Objective-C/C++.
16417 2007-03-21 Steve Ellcey <sje@cup.hp.com>
16419 * explow.c (convert_memory_address): Fold memory reference when
16420 POINTERS_EXTEND_UNSIGNED < 0
16422 2007-03-21 Richard Henderson <rth@redhat.com>
16425 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
16426 * config/i386/mmintrin.h (__m64): Likewise.
16427 * config/i386/xmmintrin.h (__m128): Likewise.
16429 2007-03-21 Richard Sandiford <richard@codesourcery.com>
16431 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
16432 (VXWORKS_OS_CPP_BUILTINS): Define.
16433 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
16434 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
16436 2007-03-21 Richard Sandiford <richard@codesourcery.com>
16438 * rtl.h (constant_pool_reference_p): Delete.
16439 (find_constant_src): Declare.
16440 * rtlanal.c (find_constant_src): New function.
16441 * simplify-rtx.c (constant_pool_reference_p): Delete.
16442 * config/i386/i386.md: Use find_constant_src instead of
16443 constant_pool_reference_p/avoid_constant_pool_reference pairs.
16445 2007-03-21 Richard Sandiford <richard@codesourcery.com>
16447 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
16448 * c-cppbuiltin.c (c_cpp_builtins): Define them.
16450 2007-03-20 Mark Mitchell <mark@codesourcery.com>
16452 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
16453 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
16454 (arm_elf_asm_constructor): Use it.
16455 (arm_elf_asm_destructor): New function.
16457 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
16459 * jump.c (mark_jump_label): Treat SEQUENCE specially.
16461 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
16463 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
16465 2007-03-19 Andrew Haley <aph@redhat.com>
16467 PR tree-optimization/31264
16468 * tree-vrp.c (register_edge_assert_for_1): Don't look though
16469 VIEW_CONVERT_EXPRs.
16471 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
16473 PR rtl-optimization/30907
16474 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
16475 (fwprop_init): Always call loop_optimizer_initialize.
16476 (fwprop_done): Always call loop_optimizer_finalize.
16477 (fwprop): We always have loop info now.
16478 (gate_fwprop_addr): Remove.
16479 (pass_fwprop_addr): Use gate_fwprop as gate.
16481 PR rtl-optimization/30841
16482 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
16483 df_chain_alloc): Call df_reorganize_refs unconditionally.
16484 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
16485 refs_organized to refs_organized_size.
16486 (df_ref_create_structure): Use refs_organized_size instead of
16487 bitmap_size if refs had been organized, and keep refs_organized_size
16489 * df.h (struct df_ref_info): Change refs_organized to
16490 refs_organized_size.
16491 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
16494 2007-03-19 Mark Mitchell <mark@codesourcery.com>
16496 * except.c (output_function_exception_table): Do not reference the
16497 EH personality routine for functions that do not require an
16500 2007-03-20 Jakub Jelinek <jakub@redhat.com>
16503 * c-typeck.c (convert_for_assignment): Call comptypes for
16504 RECORD_TYPE or UNION_TYPE.
16506 PR inline-asm/30505
16507 * reload1.c (reload): Do invalid ASM checking after
16508 cleanup_subreg_operands.
16510 2007-03-19 Jeff Law <law@redhat.com>
16512 * tree-cfg.c (find_taken_edge): Tighten conditions for
16513 optimizing computed gotos.
16515 2007-03-19 Michael Matz <matz@suse.de>
16517 * builtins.c (expand_builtin_sync_operation,
16518 expand_builtin_compare_and_swap,
16519 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
16522 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
16523 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
16526 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16528 * doc/tm.texi: Add brackets around the return type of
16529 TARGET_SECONDARY_RELOAD.
16531 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16532 Richard Guenther <rguenther@suse.de>
16534 PR tree-optimization/31254
16535 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
16536 Use handled_component_p () where appropriate. Continue
16537 propagating into the rhs if we propagated into an INDIRECT_REF
16540 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16542 * config/s390/s390.md (op_type attribute): RRR instruction type added.
16543 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
16544 (xde, xdee): Mode attributes adjusted to support DFP modes.
16545 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
16546 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
16547 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
16548 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
16549 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
16550 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
16551 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
16553 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
16554 "movsf"): Insn definitions removed.
16555 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
16556 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
16557 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
16559 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
16560 "reload_in<mode>", "reload_out<mode>"): Expander added.
16561 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
16564 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16566 * config/s390/s390.md: Only non-functional changes. Renamed
16567 FPR mode macro to BFP all over the file.
16569 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16571 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
16572 (op_type attribute): RRF instruction type added.
16573 (fT0): New mode attribute.
16574 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
16575 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
16576 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
16577 instruction no secondary memory is needed when moving DFmode values
16578 between GPRs and FPRs.
16580 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16582 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
16583 inverted and documentation adjusted.
16584 ("mhard-dfp", "msoft-dfp"): New options.
16585 * config/s390/s390.c (s390_handle_arch_option): New architecture
16587 (override_options): Sanity checks for the new options added.
16588 * config.gcc: New architecture switch: z9-ec.
16589 * config/s390/s390.h (processor_flags): PF_DFP added.
16590 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
16591 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
16592 when the bit is NOT set so remove it from the defaults.
16594 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16596 * genemit.c (main): Print include statement for dfp.h.
16597 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
16600 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
16602 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
16604 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
16607 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
16608 instead of PATTERN.
16610 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16612 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
16613 attr_length_call, output_call, output_indirect_call): Cleanup
16614 formatting of targetm calls.
16616 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
16618 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
16620 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16622 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
16623 reservation, bypass and anti-bypass descriptions for these
16624 instructions. Update move patterns.
16625 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
16628 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
16630 * tree-vect-transform.c (get_initial_def_for_induction): Replace
16631 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
16632 (get_initial_def_for_reduction): Likewise.
16634 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
16636 Fix PR tree-optimization/29922
16637 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
16638 (get_representative): Removed.
16639 (value_dies_in_block_x): Update for rvuse removal.
16640 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
16641 (compute_antic_aux): Handle when PHI nodes appear in
16642 non-single-successors.
16643 (dump_bitmap_of_names): Removed.
16644 (compute_antic_safe): Renamed and removed rvuse calculation.
16645 Calculate only antic safe.
16646 (insert_into_preds_of_block): Remove assert.
16647 (execute_pre): Update for renamed functions.
16648 (defer_or_phi_translate_block): New function.
16650 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16652 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
16653 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
16655 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
16656 Follow spelling conventions.
16658 * tree-data-ref.h: Remove the prototype for analyze_array.
16660 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
16662 PR tree-optimization/31041
16663 * tree-vect-transform.c (get_initial_def_for_induction): Call
16664 force_gimple_operand.
16666 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
16668 * ipa-type-escape.c (look_for_casts) : Revert code to use
16669 handled_component_p due to ada test a-numaux.adb.
16671 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16673 * final.c (final_scan_insn): Alter the condition of a
16674 conditional trap if we have nonstandard CC.
16676 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16678 * configure.ac: Remove excess quoting from asm line 0 test.
16679 * configure: Rebuilt.
16681 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16683 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
16684 * c-common.c (convert_and_check): Move warning logic to...
16685 (warnings_for_convert_and_check): ...here. Define.
16686 * c-common.h (warnings_for_convert_and_check): Declare.
16688 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16690 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
16691 (output_call): Likewise.
16693 2007-03-16 Richard Sandiford <richard@codesourcery.com>
16695 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
16697 2007-03-16 Richard Sandiford <richard@codesourcery.com>
16699 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
16701 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
16703 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
16704 opteron, athlon-64 and athlon-fx processor_alias_table entries.
16706 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
16708 PR tree-optimization/31183
16709 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
16710 Use double_int instead of unsigned int for representing access_strides.
16711 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
16713 2007-03-16 Richard Guenther <rguenther@suse.de>
16715 PR tree-optimization/31146
16716 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
16717 to allow recursion of forward_propagate_addr_expr.
16718 (forward_propagate_addr_into_variable_array_index): Likewise.
16719 (forward_propagate_addr_expr): Likewise.
16720 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16721 (forward_propagate_addr_expr_1): Recurse on simple copies
16722 instead of propagating into them. Do so for useless conversions
16724 (forward_propagate_addr_expr): Clean up unused statements after
16727 2007-03-16 Richard Guenther <rguenther@suse.de>
16729 * builtins.c (expand_builtin_cexpi): Use the right argument
16730 for the expansion via cexp.
16732 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16734 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
16735 * configure: Rebuilt.
16737 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16740 * dwarf2out.c (force_type_die): Adjust comment.
16741 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
16743 2007-03-15 DJ Delorie <dj@redhat.com>
16745 * config/frv/predicates.md (minmax_operator): Don't check operands
16748 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
16750 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
16751 Update constant estimates of number of iterations.
16752 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
16753 argument renamed to "realistic".
16754 (compute_estimated_nb_iterations): Removed.
16755 (record_niter_bound): New function.
16756 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
16757 call record_nonwrapping_iv with upper = false.
16758 (infer_loop_bounds_from_signedness): Pass upper argument to
16759 record_nonwrapping_iv.
16760 (estimate_numbers_of_iterations_loop): Do not call
16761 compute_estimated_nb_iterations. Record estimate based on profile
16762 information. Initialize the constant estimates of number of
16764 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
16766 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
16767 number of iterations is too small.
16768 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
16769 (EST_NOT_AVAILABLE): Removed.
16770 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
16771 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
16774 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
16776 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
16777 Handle NE_EXPR guards.
16779 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16782 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
16783 Set also -pedantic-errors by default for the preprocessor unless
16784 -fpermissive is given.
16786 2007-03-15 Richard Guenther <rguenther@suse.de>
16788 PR middle-end/29719
16789 PR middle-end/31161
16790 * builtins.c (expand_builtin_cexpi): As a fallback if we
16791 don't have builtins for sincos or cexp create a function
16792 declaration for cexp and expand to a call to that.
16793 (expand_builtin_int_roundingfn): Always fall
16794 back to floor/ceil and its variants even if they may be
16797 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
16799 PR middle-end/31159
16800 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
16801 jump tables, move the call to delete_dead_jumptables from here...
16802 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
16803 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
16804 don't allow merging of blocks that try_redirect_by_replacing_jump
16805 also does not handle when not optimizing.
16807 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
16808 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16810 * config/i386/i386.md (x86_sahf_1): Correctly handle
16813 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
16816 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
16817 x86_64_general_operand as operand[2] predicate. Remove "iF"
16818 from operand constraints and use "e" constraint instead.
16819 (*subti3_1, *subti3_1 splitter): Ditto.
16820 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
16821 operand[1] predicate.
16823 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
16825 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
16826 arrays, multiply the access strides by the size of the sub-array.
16827 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
16829 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16831 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
16832 the configured assembler supports the sahf mnemonic.
16833 * configure: Regenerate.
16834 * config.in: Regenerate.
16836 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
16837 emit "sahf" or ".byte\t0x9e" as asm template.
16839 2007-03-14 Michael Meissner <michael.meissner@amd.com>
16842 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
16843 option to replace hard coded TARGET_xxx in md file.
16844 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
16845 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
16846 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
16847 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
16848 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
16849 (X86_TUNE_NOT_VECTORMODE): Ditto.
16850 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
16851 (TUNE_AVOID_VECTOR_DECODE): Ditto.
16852 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
16853 (TUNE_SLOW_IMUL_IMM8): Ditto.
16854 (TUNE_MOVE_M1_VIA_OR): Ditto.
16855 (TUNE_NOT_UNPAIRABLE): Ditto.
16856 (TUNE_NOT_VECTORMODE): Ditto.
16858 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
16861 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
16862 tuning options instead of hard coded TARGET_xxx.
16863 (fix ssemode peephole2's): Ditto.
16864 (imul peephole2's): Ditto.
16866 (movdi_or_rex64): Ditto.
16867 (move peephole2): Ditto.
16868 (not peephole2's): Ditto.
16870 2007-03-14 Dirk Mueller <dmueller@suse.de>
16872 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
16873 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
16874 * c-parser.c (c_parser_if_body): Always add an empty statement in case
16876 * c-parser.c (c_parser_do_statement): Warn about empty body in
16877 do/while statement.
16878 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
16879 * doc/invoke.texi (-Wempty-body): Update documentation.
16881 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16884 * c-common.h (warn_for_div_by_zero): Declare.
16885 * c-common.c (warn_for_div_by_zero): Define.
16886 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
16889 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16891 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
16892 to PREFIX and STANDARD_PREFIX.
16894 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16895 Phil Edwards <phil@codesourcery.com>
16897 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
16898 (__gthread_once_t): Remove busy field for RTPs.
16899 (__GTHREAD_ONCE_INIT): Update accordingly.
16901 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16903 * doc/invoke.texi: Document VxWorks options.
16905 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16907 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
16909 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
16911 PR tree-optimization/30590
16912 * tree-nrv.c (tree_nrv): Check for the partial update of the
16915 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16917 * flags.h (flag_random_seed): Remove declaration, in favor of...
16918 * toplev.h (get_random_seed, set_random_seed): ... these.
16919 * tree.c (get_file_function_name): Use the former.
16920 * opts.c (common_handle_option): Use the latter.
16923 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
16925 PR middle-end/31127
16926 * cse.c (cse_find_path): Do not bail out if a basic block that
16927 we already visited now becomes part of a path that starts at a
16928 different basic block. Just disallow this, to make sure we
16929 visit each basic block at most once.
16931 2007-03-13 Jan Hubicka <jh@suse.cz>
16933 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
16934 attributes, when profile esitmate is present, calls with very low
16935 frequency are cold.
16937 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
16939 PR tree-optimization/30730
16940 PR tree-optimization/26900
16941 * tree-ssa-loop-niter.c: Include gmp.h.
16942 (bounds): New type.
16943 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
16944 split_to_var_and_offset, determine_value_range,
16945 bound_difference_of_offsetted_base, refine_bounds_using_guard,
16946 bound_difference, bounds_add, bounds_negate,
16947 number_of_iterations_ne_max, dump_affine_iv): New functions.
16948 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
16949 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
16950 difference of initial and final value of control iv to validate
16952 (number_of_iterations_cond): Add loop parameter. Determine bounds
16953 on the difference of the extremes of the control iv. Add dumps.
16954 (expand_simple_operations): Handle phi nodes.
16955 (simplify_using_initial_conditions): Do not record used conditions.
16956 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
16957 Do not set additional_info.
16958 (implies_nonnegative_p, implies_ge_p): Removed.
16959 (derive_constant_upper_bound): Do not use parameter `additional'.
16960 (record_estimate): Parameter `additional' removed. Parameter
16961 `i_bound' added. Do not call derive_constant_upper_bound.
16962 (record_nonwrapping_iv): Use derive_constant_upper_bound to
16963 bound the number of iterations estimate.
16964 (estimate_numbers_of_iterations_loop): Pass the estimate from
16965 the number of iterations analysis to record_estimate.
16966 * tree.h (multiple_of_p): Declare.
16967 * tree-scalar-evolution.c (expression_expensive_p): Removed.
16968 (scev_const_prop): Do not check expression_expensive_p.
16969 * fold-const.c (multiple_of_p): Exported.
16970 * double-int.c (double_int_mask): Exported.
16971 * double-int.h (double_int_mask): Declare.
16972 * tree-flow.h (struct tree_niter_desc): Removed additional_info
16973 field. Added max field.
16975 2007-03-13 David Taylor <taylor@candd.org>
16978 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
16981 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16984 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
16985 two unamed patterns.
16987 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
16989 * config/i386/i386.opt (mcx16, msahf): New options.
16990 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
16991 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
16993 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
16994 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
16995 Output -mcx16 and -msahf options when corresponding bit is set.
16997 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
16998 and -msahf options.
17000 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
17002 * configure.ac: Test for assembler tolerance to # 0 "".
17003 * configure, config.in: Rebuilt.
17004 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
17006 2007-03-13 Geoffrey Keating <geoffk@apple.com>
17008 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
17010 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
17011 (handle_syscall): Handle direct system calls.
17012 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
17014 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
17016 * doc/invoke.texi: Fix cpp.info cross-reference.
17017 * doc/passes.texi: Fix gcc.info cross-reference.
17019 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
17021 PR tree-optimization/30835
17022 * lambda-code.c (can_convert_to_perfect_nest): Check whether
17023 bb_for_stmt is not NULL before accessing it.
17025 2007-03-12 Joseph Myers <joseph@codesourcery.com>
17027 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
17030 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
17033 * doc/install.texi: Document --enable-stage1-languages
17035 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
17037 * tree-pass.h (pass_into_cfg_layout_mode,
17038 pass_outof_cfg_layout_mode): Declare.
17039 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
17040 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
17041 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
17042 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
17044 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
17046 * c-decl.c (warn_variable_length_array): New function.
17047 Refactored from grokdeclarator to handle warn_vla
17048 and handle unnamed array case.
17049 (grokdeclarator): Refactored VLA warning case.
17050 * c.opt (Wvla): New flag.
17051 * doc/invoke.texi (Wvla): New warning.
17053 2007-03-12 Richard Henderson <rth@redhat.com>
17055 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
17056 (TARGET_SECTION_TYPE_FLAGS): New.
17058 2007-03-12 Richard Henderson <rth@redhat.com>
17060 * config/darwin.c (machopic_reloc_rw_mask): New.
17061 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
17062 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
17064 2007-03-12 Mark Mitchell <mark@codesourcery.com>
17066 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
17067 * cppdefault.h (cpp_PREFIX): Document.
17068 (cpp_PREFIX_len): Likewise.
17069 (cpp_EXEC_PREFIX): New variable.
17070 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
17071 * c-incpath.c (add_standard_paths): Correct logic for relocating
17072 paths within prefix.
17074 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
17076 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
17077 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
17079 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
17080 fix_truncdfdi_sse using SSEMODEF mode macro.
17081 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
17082 fix_truncdfsi_sse using SSEMODEF mode macro.
17083 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
17084 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
17086 2007-03-12 Richard Sandiford <richard@codesourcery.com>
17088 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
17089 elfos.h to tm_file.
17091 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
17093 * tree.h : Add multiple_of_p declaration.
17094 * fold-const.c (multiple_of_p): Make multiple_of_p public.
17095 * ipa-type-escape.c (results_of_malloc): Redundant.
17096 (visited_stmts): New. Visited stmt for walk_use_def_chains.
17097 (cast_type): Extended with new members.
17098 (check_cast): Returns cast_type.
17099 (cast): New structure for data of walk_use_def_chains.
17100 (is_malloc_result, is_cast_from_non_pointer_1,
17101 is_cast_from_non_pointer,
17102 is_array_access_through_pointer_and_index): New functions.
17103 (look_for_casts): Returns cast types.
17104 (check_call): Returns void.
17105 (okay_pointer_operation): Use support of pointer plus index,
17106 pointer plus constant and allow all multiplications.
17108 2007-03-11 Richard Guenther <rguenther@suse.de>
17110 PR tree-optimization/31115
17111 * tree-vrp.c (extract_range_from_binary_expr): Make sure
17112 the shift count is positive and non-anti-range for RSHIFT_EXPR.
17113 A shift count of zero is not special as with *_DIV_EXPR.
17114 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
17117 2007-03-11 Ian Lance Taylor <iant@google.com>
17119 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
17120 the *_DIV_EXPR codes correctly with overflow infinities.
17122 2007-03-11 Ira Rosen <irar@il.ibm.com>
17124 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
17125 indicate success/failure of the analysis. Add negation to subtrahend
17126 in case of subtraction. Fail if both operands contain constants.
17127 (create_data_ref): Fail if analyze_offset fails.
17129 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
17131 * config/i386/i386.md (frndintxf2): Rename to ...
17132 (rintxf2): ... this. Remove expander having same name.
17133 (rintsf2, rintdf2): Implement using SSEMODEF macro.
17134 (roundsf2, rounddf2): Ditto.
17135 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
17136 (lround<mode>di2, lround<mode>si2): Ditto.
17138 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
17140 * lower-subreg.c: Include except.h.
17141 (decompose_multiword_subregs): Verify that the only control flow
17142 insns we can split are loads to multi-words pseudos.
17143 Handle breaking such blocks after splitting, instead of calling
17144 find_many_sub_basic_blocks.
17146 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
17147 on the new basic block. Add a lengthy comment explaining why we
17148 thought this was necessary.
17149 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
17151 2007-03-10 Mark Mitchell <mark@codesourcery.com>
17154 * tree.c (walk_type_fields): Recurse into the element type of
17155 ARRAY_TYPEs if there is a pointer set.
17157 2007-03-10 Dirk Mueller <dmueller@suse.de>
17159 * c-common.c (warn_logical_operator): Fix condition.
17161 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
17163 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
17165 * config/darwin.c (machopic_select_section): Remove superfluous
17166 argument in call to categorize_decl_for_section. Remove unused
17169 2007-03-10 Joseph Myers <joseph@codesourcery.com>
17171 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
17173 * configure: Regenerate.
17175 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
17178 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
17179 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
17180 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
17181 Add LABEL_NUSES to emitted label.
17182 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
17183 branch probability value to emitted jump insn.
17184 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
17185 Do not check life information and do not re-arrange input operands
17186 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
17188 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
17190 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
17191 the change of decode_asm_operands.
17193 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
17195 * mode-switching.c (create_pre_exit): Skip blockage insn.
17197 2007-03-09 Diego Novillo <dnovillo@redhat.com>
17199 * tree-pass.h (TODO_update_smt_usage): Remove.
17201 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17205 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17207 * pa.c (attr_length_call): Revise condition for long
17208 pc-relative branch.
17209 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
17210 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
17211 sequence on SOM target.
17213 2007-03-09 Geoffrey Keating <geoffk@apple.com>
17215 * gcc.c: Document %{, in big comment at top.
17216 (input_suffix_matches): Remove special handling for .s and
17218 (input_spec_matches): New.
17219 (handle_braces): Handle %{,.
17220 (validate_switches): ',' indicates a value which is not a switch.
17221 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
17222 to detect assembler input.
17223 * config/i386/sol2.h (CPP_SPEC): Likewise.
17224 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
17225 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
17226 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
17227 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
17228 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
17229 -m64 causes deployment target to default to 10.5.
17230 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
17232 2007-03-09 Richard Henderson <rth@redhat.com>
17235 * target.h (targetm.asm.out.reloc_rw_mask): New.
17236 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
17237 (TARGET_ASM_OUT): Use it.
17238 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
17239 * varasm.c (categorize_decl_for_section): Remove shlib argument;
17240 use the new reloc_rw_mask target hook instead.
17241 (default_section_type_flags_1): Merge into...
17242 (default_section_type_flags): ... here.
17243 (decl_readonly_section_1): Merge into...
17244 (decl_readonly_section): ... here.
17245 (default_elf_select_section_1): Merge into...
17246 (default_elf_select_section): ... here.
17247 (default_unique_section_1): Merge into...
17248 (default_unique_section): ... here.
17249 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
17250 (default_select_rtx_section): Use it.
17251 (default_elf_select_rtx_section): Likewise.
17252 * output.h: Update to match.
17253 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
17254 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
17255 (TARGET_ASM_RELOC_RW_MASK): New.
17256 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
17257 to categorize_decl_for_section.
17258 (x86_64_elf_unique_section): Likewise.
17259 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
17260 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
17261 (TARGET_ASM_RELOC_RW_MASK): New.
17262 * config/ia64/ia64.c (ia64_rwreloc_select_section,
17263 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
17264 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
17265 (TARGET_RWRELOC): Remove.
17266 (ia64_section_type_flags): Adjust call to default_section_type_flags.
17267 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
17268 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
17269 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
17270 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
17271 (rs6000_xcoff_select_section): Use decl_readonly_section.
17272 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
17273 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
17274 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
17275 (TARGET_SECTION_TYPE_FLAGS): Remove.
17276 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
17278 2007-03-09 Roger Sayle <roger@eyesopen.com>
17280 * fold-const.c (fold_comparison): Remove compile-time evaluation of
17281 complex constant equality/inequality comparisons for here.
17282 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
17283 known at compile-time or can be simplified to a scalar comparison.
17284 (fold_relational_const): Move compile-time evaluation of complex
17285 constant equality/inequality comparisons to here.
17287 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17289 PR rtl-optimization/30643
17290 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
17292 (fold_rtx): Recurse, like before 2006-11-03.
17294 2007-03-09 DJ Delorie <dj@redhat.com>
17296 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
17299 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
17301 PR tree-optimization/30375
17302 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
17303 LHS of statements is not the same.
17304 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
17306 2007-03-09 Chao-ying Fu <fu@mips.com>
17308 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
17310 * doc/invoke.texi (-mdspr2): Document new option.
17311 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
17312 New unspec for DSP REV 2.
17313 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
17314 these instructions are extended in DSP REV 2.
17315 (mips-dspr2.md): Include.
17316 * config/mips/mips.opt (mdspr2): New option.
17317 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
17318 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
17319 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
17320 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
17321 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
17322 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
17323 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
17325 (bdesc_map): Add one field of unsupported_target_flags.
17326 (bdesc_arrays): Update entries to have extra fields. Add
17328 (mips_init_builtins): Initialize new function types.
17329 Check unsupported_target_fileds to filter out builtins.
17330 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
17332 (ASM_SPEC): Pass mdspr2 to the assembler.
17333 * config/mips/mips-dspr2.md: New file.
17335 2007-03-09 Sa Liu <saliu@de.ibm.com>
17337 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
17339 2007-03-09 Ian Lance Taylor <iant@google.com>
17341 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
17342 argument) like -Wstrict-overflow=2.
17343 * doc/invoke.texi (Warning Options): Update documentation.
17345 2007-03-09 Dirk Mueller <dmueller@suse.de>
17348 * doc/invoke.texi (-Wlogical-op): Document.
17349 * common.opt (-Wlogical-op): New.
17350 * c-common.h (warn_logical_operator): Declare.
17351 * c-common.c (warn_logical_operator): Define.
17352 * c-typeck.c (parser_build_binary_op): Call
17353 warn_logical_operator.
17355 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17357 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
17358 * final.c (final_scan_insn): Test for non-"" file name.
17360 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
17362 * doc/loop.texi: Document the Omega linear constraints solver.
17363 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
17364 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
17365 omega-hash-table-size, omega-max-keys, and
17366 omega-eliminate-redundant-constraints.
17367 * tree-pass.h (pass_check_data_deps): Declared.
17370 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
17371 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
17372 pass_check_data_deps): New.
17373 * tree-data-ref.c (init_data_ref): Remove declaration.
17374 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
17375 (analyze_array): Renamed init_array_ref, move up initializations.
17376 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
17377 Removed arguments that are set to NULL.
17378 (analyze_indirect_ref): Correct indentation, correct call to
17380 (object_analysis): Call init_array_ref instead of analyze_array.
17381 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
17382 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
17383 of DR_ACCESS_FNS_ADDR.
17384 (init_omega_eq_with_af, omega_extract_distance_vectors,
17385 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
17386 ddr_consistent_p): New.
17387 (compute_affine_dependence): Check consistency of ddrs when
17388 flag_check_data_deps is passed.
17389 (analyze_all_data_dependences): Uncomment.
17390 (tree_check_data_deps): New.
17391 * tree-data-ref.h: Include omega.h.
17392 (DR_ACCESS_FNS_ADDR): Removed.
17393 (data_dependence_relation): Add inner_loop.
17394 (DDR_INNER_LOOP): New.
17395 * common.opt (fcheck-data-deps): New.
17396 * tree-flow.h (tree_check_data_deps): Declare.
17397 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
17398 (OBJS-common): Depend on omega.o.
17400 * passes.c (pass_check_data_deps): Scheduled.
17401 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
17402 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
17403 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
17404 PARAM_VECT_MAX_VERSION_CHECKS,
17405 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
17407 2007-03-09 Richard Guenther <rguenther@suse.de>
17409 PR tree-optimization/30904
17410 PR middle-end/31058
17411 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
17412 the same way as *_DIV_EXPR.
17414 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17416 * recog.c (decode_asm_operands): No mixed declarations and code.
17418 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17420 * rtl.def (ASM_INPUT): Add location.
17421 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
17422 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
17423 (decode_asm_operands): Add loc operand.
17424 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
17425 * stmt.c (expand_asm): Rename to...
17426 (expand_asm_loc): ... this. Add locus argument. Pass it on to
17427 gen_rtx_ASM_INPUT_loc.
17428 (expand_asm_expr): Adjust.
17429 * recog.c (decode_asm_operands): Add loc operand.
17430 (check_asm_operands, extract_insn): Adjust.
17431 * reload1.c (maybe_fix_stack_asms): Likewise.
17432 * final.c (asm_insn_count): Likewise.
17433 (final_scan_insn): Output # line before and after asm.
17435 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
17437 * tree-ssa-structalias.c (variable_info): Remove
17439 (new_var_info): Ditto.
17440 (shared_bitmap_info_t): New structure.
17441 (shared_bitmap_table): New variable.
17442 (shared_bitmap_hash): New function.
17443 (shared_bitmap_eq): Ditto
17444 (shared_bitmap_lookup): Ditto.
17445 (shared_bitmap_add): Ditto.
17446 (merge_smts_into): Change to take bitmap directly.
17447 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
17448 (init_alias_vars): Init shared bitmap hashtable.
17449 (delete_points_to_sets): Delete shared bitmap hashtable.
17450 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
17451 is_aliased removal as a change that was still necessary was
17454 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
17456 * config/i386/i386.h (override_options): Conditionally disable
17457 x86_sahf for 64bit targets only.
17459 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
17462 * c-decl.c (merge_decls): Don't call make_var_volatile.
17463 * varasm.c (make_var_volatile): Remove.
17464 * output.h (make_var_volatile): Remove.
17466 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
17468 PR tree-optimization/31085
17469 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
17471 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17473 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
17474 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
17475 ATTR_CONST_NOTHROW_LIST.
17477 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17480 2007-03-08 Diego Novillo <dnovillo@redhat.com>
17482 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
17484 2007-03-08 Geoffrey Keating <geoffk@apple.com>
17487 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
17489 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
17490 passed, use shared libgcc.
17492 2007-03-08 Roger Sayle <roger@eyesopen.com>
17494 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
17495 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17496 (honor_protect_cleanup_actions, lower_try_finally_switch):
17498 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
17499 ifc_temp_var): Likewise.
17500 * tree-inline.c (setup_one_parameter): Likewise.
17501 * tree-mudflap.c (mf_decl_cache_locals,
17502 mf_build_check_statement_for): Likewise.
17503 * tree-nested.c (init_tmp_var, save_tmp_var,
17504 finalize_nesting_tree_1): Likewise.
17505 * tree-outof-ssa.c (insert_copy_on_edge,
17506 insert_backedge_copies): Likewise.
17507 * tree-profile.c (tree_gen_edge_profiler,
17508 tree_gen_ic_profiler): Likewise.
17509 * tree-scalar-evolution.c (scev_const_prop): Likewise.
17510 * tree-sra.c (sra_build_assignment): Likewise.
17511 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
17512 * tree-ssa-math-opts.c (insert_reciprocals,
17513 execute_cse_sincos_1): Likewise.
17514 * tree-tailcall.c (adjust_accumulator_values,
17515 adjust_return_value): Likewise.
17516 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
17517 * tree-vect-transform.c (vect_create_data_ref_ptr,
17518 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
17519 vect_create_epilog_for_reduction, vectorizable_reduction,
17520 vectorizable_call, vectorizable_conversion,
17521 vectorizable_assignment, vectorizable_operation,
17522 vectorizable_type_demotion, vect_gen_widened_results_half,
17523 vect_permute_store_chain, vectorizable_store,
17524 vect_setup_realignment, vect_permute_load_chain,
17525 vectorizable_load, vectorizable_condition,
17526 vect_create_cond_for_align_checks): Likewise.
17527 * tree-vrp.c (build_assert_expr_for): Likewise.
17529 2007-03-08 Ian Lance Taylor <iant@google.com>
17531 * tree-vrp.c: Include "intl.h".
17532 (usable_range_p): New static function.
17533 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
17534 overflowed values, juts set *strict_overflow_p.
17535 (compare_values): Only return -2 if one of the operands is not a
17537 (compare_ranges): Call usable_range_p.
17538 (compare_range_with_value): Likewise.
17539 (vrp_evaluate_conditional_warnv): Rename from
17540 vrp_evaluate_conditional. Make static. Change all callers.
17541 (vrp_evaluate_conditional): New function.
17542 (simplify_div_or_mod_using_ranges): Issue warning about reliance
17543 on signed overflow.
17544 (simplify_abs_using_ranges): Likewise.
17545 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
17546 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
17547 within_stmt parameter.
17548 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17549 vrp_evaluate_conditional.
17550 * tree-ssa-threadedge.c
17551 (record_temporary_equivalences_from_stmts_at_dest): Change
17552 simplify parameter to take a second tree parameter.
17553 (simplify_control_stmt_condition): Likewise.
17554 (thread_across_edge): Likewise.
17555 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17556 (thread_across_edge): Likewise.
17557 * Makefile.in (tree-vrp.o): Depend upon intl.h.
17559 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
17561 * config/i386/i386.h (TARGET_SAHF): New define.
17562 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
17563 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
17564 (x86_sahf): New global variable.
17565 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
17566 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
17567 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
17568 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
17570 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
17571 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
17572 when expanding fcomi/sahf based tests.
17573 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
17574 expanding sahf based alternative. Emit sahf based sequence when
17575 optimizing for code size.
17576 * config/i386/i386.md (x86_sahf_1): Do not disable for
17577 TARGET_64BIT, enable for TARGET_SAHF.
17579 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
17581 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
17582 spurious whitespace from error message.
17584 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
17587 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
17589 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
17591 * c-decl.c (grokdeclarator): Disable warnings for anonymous
17593 * tree-sra.c (instantiate_element): Propagate disabled warnings
17594 from the element itself to the created variable.
17596 2007-03-07 Richard Henderson <rth@redhat.com>
17599 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
17600 silently fix up the stack in the case of a missing register.
17602 2007-03-07 Paul Brook <paul@codesourcery.com>
17604 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
17606 2007-03-07 Joseph Myers <joseph@codesourcery.com>
17608 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
17610 (phase1_vrs): Use them.
17611 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
17612 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
17613 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
17614 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
17615 __gnu_Unwind_Restore_WMMXC if required.
17616 (_Unwind_VRS_Pop): Implement iWMMXt support.
17617 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
17618 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
17619 gnu_Unwind_Save_WMMXC): Define.
17621 2007-03-07 Richard Sandiford <richard@codesourcery.com>
17623 * config/vxworks.h (vxworks_override_options): Declare.
17624 (VXWORKS_OVERRIDE_OPTIONS): Use it.
17625 * config/vxworks.c: Include target.h and toplev.h.
17626 (vxworks_override_options): New function.
17627 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
17629 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
17631 * config/s390/s390.c (override_options): Don't emit an error when
17632 -mstack-size is used without providing -mstack-guard.
17633 (s390_emit_prologue): Choose stack_guard value automatically if not
17634 provided via command line.
17635 * doc/invoke.texi: Adjust description of -mstack-guard and
17638 2007-03-07 Richard Sandiford <richard@codesourcery.com>
17640 * config/i386/i386.c (output_set_got): Add a GOT initialization
17641 sequence for VxWorks PIC.
17642 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
17643 around labels as well as symbols. Use gotoff_operand instead
17644 of local_symbolic_operand.
17645 (legitimize_pic_address): Use gotoff_operand instead of
17646 local_symbolic_operand. Use @GOT accesses for labels as
17648 (ix86_output_addr_diff_elt): Use PC-relative rather than
17649 GP-relative offsets for VxWorks PIC.
17650 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
17651 no_new_pseudos. Check whether the returned register is op0.
17652 * config/i386/i386.md (tablejump): Use PC-relative rather than
17653 GP-relative offsets for VxWorks PIC.
17654 * config/i386/predicates.md (gotoff_operand): New predicate.
17656 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17658 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
17660 * config/vxworks-dummy.h: New file.
17661 * config/i386/i386.h: Include it.
17663 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
17665 * dwarf2out.c (is_inlined_entry_point): New
17666 (add_high_low_attributes): Emit DW_AT_entry_pc along with
17667 DW_AT_ranges if the first subblock is the entry point.
17669 2007-03-06 David Daney <ddaney@avtrex.com>
17671 * doc/install.texi (mips-*-*): Change recommended binutils
17674 2007-03-06 Anatoly Sokolov <aesok@post.ru>
17676 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
17677 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
17679 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17680 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17682 2007-03-06 Jan Hubicka <jh@suse.cz>
17684 * errors.h (warning, error, fatal, internal_error): Mark as cold.
17685 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
17687 (probably_cold_bb_p): Cold functions are cold.
17688 (probably_never_executed_bb_p): Cold functions are cold.
17689 (tree_bb_level_predictions): Predict calls to cold functions as not
17691 (compute_function_frequency): Check hot/cold attributes.
17692 * function.h (function_frequency): Update comments.
17693 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
17694 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
17695 (c_common_att): Add cold and hot.
17697 * doc/extend.texi (hot,cold attributes): Document.
17699 2007-03-06 Andrew Haley <aph@redhat.com>
17701 * function.c (expand_function_end): Move blockage to just after we
17702 emit the label for the naked return from the function.
17704 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17706 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
17709 2007-03-06 Jan Hubicka <jh@suse.cz>
17711 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
17712 loaded for constant large models. Non-large 64bit PIC can do.
17713 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
17714 * cmodel.h: Add LARGE PIC.
17715 * i386.md (UNSPEC_PLTOFF): New.
17716 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
17718 (*call_1_rex64): Disable for large models.
17719 (*call_1_rex64_large): New.
17720 (*call_value_1_rex64): Disable for large models.
17721 (*call_value_1_rex64_large): New.
17722 (set_rip_rex4): New.
17723 (set_got_offset_rex64): New.
17724 * predicates.md (constant_call_address_operand): For large model
17725 constant calls are not possible.
17726 * i386-protos.h (construct_plt_address): Declare.
17727 * i386.c (override_options): Accept large models.
17728 (ix86_expand_prologue): Expand large PIC GOT pointer load.
17729 (legitimate_constant_p): Add new UNSPECs.
17730 (legitimate_pic_operand_p): Likewise.
17731 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
17732 (legitimize_pic_address): Do easy RIP relative way for TLS only for
17734 (output_pic_addr_const): Add PLTOFF.
17735 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
17736 (ix86_expand_move): Legitimize pic address when in PIC mode.
17737 (construct_plt_address): New function.
17738 (ix86_expand_call): Offload the address to register and use GOT
17739 pointer for large model.
17740 * invoke.texi (mcmodel=large): Update documentation.
17742 2007-03-06 Richard Henderson <rth@redhat.com>
17744 * config/i386/i386.c (x86_use_leave, x86_push_memory,
17745 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
17746 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
17747 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
17748 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
17749 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
17750 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
17751 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
17752 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
17753 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
17754 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17755 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
17756 x86_sse_partial_reg_dependency, x86_sse_split_regs,
17757 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
17758 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
17759 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
17760 x86_schedule, x86_use_bt, x86_pad_returns,
17761 x86_use_xchgb): Merge into ...
17762 (ix86_tune_features): ... here. New array.
17763 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
17764 x86_bswap): Merge into ...
17765 (ix86_arch_features): ... here. New array.
17766 (x86_3dnow_a): Remove.
17767 (x86_accumulate_outgoing_args): Make static.
17768 (x86_arch_always_fancy_math_387): Make static.
17769 (ix86_tune_mask, ix86_arch_mask): Move ...
17770 (override_options): ... to local variables here. Apply the
17771 appropriate mask to each element of ix86_arch_features and
17772 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
17773 as were done in the old macros.
17774 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
17775 * config/i386/i386.h (x86_use_leave, x86_push_memory,
17776 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
17777 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
17778 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
17779 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
17780 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
17781 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
17782 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
17783 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
17784 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
17785 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17786 x86_accumulate_outgoing_args, x86_prologue_using_move,
17787 x86_epilogue_using_move, x86_decompose_lea,
17788 x86_arch_always_fancy_math_387, x86_shift1,
17789 x86_sse_partial_reg_dependency, x86_sse_split_regs,
17790 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
17791 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
17792 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
17793 x86_use_incdec, x86_pad_returns, x86_bswap,
17794 x86_partial_flag_reg_stall): Remove.
17795 (enum ix86_tune_indices): New.
17796 (ix86_tune_features): New.
17797 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
17798 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
17799 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
17800 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
17801 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
17802 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
17803 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
17804 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
17805 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
17806 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
17807 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
17808 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
17809 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
17810 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
17811 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
17812 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
17813 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
17814 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
17815 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
17816 TARGET_EXT_80387_CONSTANTS): Use it.
17817 (enum ix86_arch_indices): New.
17818 (ix86_arch_features): New.
17819 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
17820 TARGET_BSWAP): Use it.
17821 (ix86_tune_mask, ix86_arch_mask): Remove.
17823 2007-03-06 Joseph Myers <joseph@codesourcery.com>
17826 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
17827 Define using $${sysroot_headers_suffix}.
17828 * configure: Regenerate.
17829 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
17830 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
17832 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
17833 * gcc.c (print_sysroot_headers_suffix): New.
17834 (option_map): Include --print-sysroot-headers-suffix.
17835 (display_help): Mention -print-sysroot-headers-suffix.
17836 (process_command): Handle -print-sysroot-headers-suffix.
17837 (do_spec_1): Append multilib directory to include-fixed path if
17838 sysroot suffixes in use.
17839 (main): Handle -print-sysroot-headers-suffix.
17840 * Makefile.in (start.encap): Don't depend on xlimits.h
17841 (xlimits.h): Remove.
17842 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
17843 limits.h for each multilib in fixinc_list.
17844 (fixinc_list, s-fixinc_list): New.
17845 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
17846 generate them for each multilib in fixinc_list.
17847 (stmp-fixproto): Use include-fixed. Run fixproto for each
17848 multilib in fixinc_list.
17849 (mostlyclean): Don't remove xlimits.h.
17850 (clean): Remove include-fixed.
17851 (real-install-headers-tar, real-install-headers-cpio,
17852 real-install-headers-cp): Don't copy include, only include-fixed.
17853 (install-mkheaders): Depend on fixinc_list. Don't depend on
17854 xlimits.h. Save limits.h files for each multilib in fixinc_list.
17855 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
17856 SYSTEM_HEADER_DIR setting in mkheaders.conf.
17858 2007-03-06 Jan Hubicka <jh@suse.cz>
17860 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
17863 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17865 * configure.ac: Allow tm_file to contain build-directory files.
17866 * configure: Regenerate.
17867 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
17868 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
17869 * config/m68k/print-sysroot-suffix.sh: New file.
17871 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17873 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
17874 of pic_offset_table_rtx if reload_completed.
17875 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
17876 PIC_OFFSET_TABLE_REGNUM.
17877 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
17879 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
17880 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
17882 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17884 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17885 functions that call eh_return.
17887 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17889 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17890 functions that need a constant pool.
17892 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17895 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
17896 (m68k_preferred_reload_class): Likewise.
17897 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
17898 (SECONDARY_RELOAD_CLASS): Define.
17899 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
17900 (LIMIT_RELOAD_CLASS): Delete.
17901 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
17902 registers from storing bytes.
17903 (m68k_secondary_reload_class): New function.
17904 (m68k_preferred_reload_class): Likewise.
17906 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17908 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
17910 (m68k_expand_prologue): Likewise.
17912 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17914 * config/m68k/m68k-protos.h (output_sibcall): Declare.
17915 (mips_expand_epilogue): Add a bool parameter.
17916 (m68k_legitimize_sibcall_address): Declare.
17917 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
17918 (m68k_expand_epilogue): Add a parameter to select between sibling
17919 and normal epilogues. Only generate a return for the latter.
17920 (m68k_ok_for_sibcall_p): New function.
17921 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
17922 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
17923 (sibcall_value, *sibcall_value): Likewise.
17924 (*call, *call_value): Require !SIBLING_CALL_P.
17925 (epilogue): Update call to m68k_expand_epilogue.
17926 (sibcall_epilogue): New pattern.
17927 * config/m68k/predicates.md (const_call_operand): Say that this
17928 predicate applies to sibling calls too.
17929 (sibcall_operand): New predicate.
17931 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17933 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
17934 alternatives as movsi_cf.
17935 (movsf_cf_hard): Add commentary.
17937 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
17938 Richard Sandiford <richard@codesourcery.com>
17940 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
17941 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
17942 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
17943 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
17944 as being live on exit from an interrupt function.
17945 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
17946 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
17947 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
17948 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
17949 (m68k_interrupt_function_p): Globalize.
17950 (m68k_compute_frame_layout): Remove reverse mask code.
17951 (m68k_emit_movem, m68k_set_frame_related): New functions.
17952 (m68k_output_function_prologue): Delete in favor of...
17953 (m68k_expand_prologue): ...this new function.
17954 (m68k_output_function_epilogue): Delete in favor of...
17955 (m68k_expand_epilogue): ...this new function.
17956 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
17958 (print_operand): Handle %?.
17959 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
17960 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
17961 (prologue, epilogue): New patterns.
17962 (return): Turn into a define_expand.
17963 (*return): New pattern, derived from old "return" pattern. Use rte
17964 rather than rts for interrupt functions. Only use rtd if the pop
17966 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
17967 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
17968 (link, *link, unlink, *unlink, load_got): Likewise.
17970 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17974 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
17975 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
17976 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
17977 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
17978 and m68k_matches_u_p.
17979 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
17980 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
17981 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
17982 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
17983 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
17984 (REG_STRICT_P): New macro.
17985 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
17986 PCREL_GENERAL_OPERAND_OK.
17987 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
17988 m68k_legitimate_base_reg_p.
17989 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
17990 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
17991 (PIC_CASE_VECTOR_ADDRESS): Update comment.
17992 * config/m68k/m68k.c (m68k_address): New structure.
17993 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
17994 (m68k_decompose_index, m68k_legitimate_constant_address_p)
17995 (m68k_jump_table_ref_p, m68k_decompose_address)
17996 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
17997 (m68k_matches_u_p): New functions.
17998 (print_operand_address): Rewrite to use m68k_decompose_index.
18000 2007-03-05 David Taylor <dtaylor@emc.com>
18002 * gcc.c: Correct copyright date in --version output.
18004 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18006 * pa.md: In unamed move patterns, disparge copies between general
18007 and floating point registers using '?' modifier. Don't include 'f'
18008 constraint for register preferences in DImode, SImode, HImode and
18009 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
18010 Remove constraints for copies between general and floating registers
18011 in soft-float DFmode pattern.
18012 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
18016 2007-03-05 Mike Stump <mrs@apple.com>
18018 * c-common.c (targetcm): Add.
18019 * c-opts.c (c_common_handle_option): Handle language specific
18021 * opts.c (handle_option): Verify language for target options, if
18023 * opth-gen.awk: Add CL_LANG_ALL.
18024 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
18025 (TARGETCM_INITIALIZER): Add.
18026 * target.h (struct gcc_targetcm): Add.
18028 * targhooks.c (default_handle_c_option): Add.
18029 * targhooks.h (default_handle_c_option): Add.
18030 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
18032 * config/darwin.opt (iframework): Add.
18033 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
18034 * config/darwin-c.c (handle_c_option): Add.
18035 (TARGET_HANDLE_C_OPTION): Add.
18037 * doc/invoke.texi (Darwin Options): Add -iframework.
18039 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18041 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
18044 2007-03-05 Ian Lance Taylor <iant@google.com>
18046 * c.opt (fgnu89-inline): New option.
18047 * c-opts.c (c_common_post_options): Set default value for
18049 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
18050 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
18052 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
18053 (grokdeclarator, start_function): Likewise.
18054 * c-cppbuiltin.c (c_cpp_builtins): Define either
18055 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
18056 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
18057 (C Dialect Options): Document -fgnu89-inline.
18058 * doc/extend.texi (Function Attributes): Explain what the
18059 gnu_inline attribute does.
18060 * doc/cpp.texi (Common Predefined Macros): Document
18061 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
18063 2007-03-05 Ian Lance Taylor <iant@google.com>
18065 PR tree-optimization/31034
18066 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
18067 half-range if the other side is an overflow infinity.
18069 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18071 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
18072 (bfin*-linux-uclibc*): New configuration.
18073 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
18075 * config/bfin/linux.h: New file.
18076 * config/bfin/libgcc-bfin.ver: New file.
18077 * config/bfin/t-bfin-uclinux: New file.
18078 * config/bfin/t-bfin-linux: New file.
18079 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
18080 (TARGET_OS_CPP_BUILTINS): New macro.
18082 2007-03-05 Richard Guenther <rguenther@suse.de>
18084 * fold-const.c (fold_binary): Remove duplicate folding
18085 of comparison of non-null ADDR_EXPR against null.
18087 2007-03-05 Richard Guenther <rguenther@suse.de>
18088 Dorit Nuzman <dorit@il.ibm.com>
18090 PR tree-optimization/26420
18091 * tree-vectorizer.c (vectorize_loops): Bail out early if there
18092 are no loops in the function. Only print the number of
18093 vectorized loops if it is greater than zero or we are supposed
18094 to print information about unvectorized loops.
18096 2007-03-05 Revital Eres <eres@il.ibm.com>
18098 * gcc.dg/var-expand1.c: New test.
18099 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
18100 when an accumulator is expanded.
18102 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18105 * c-common.c (convert_and_check): Don't give warnings for
18106 conversion if 'expr' already overflowed.
18108 2007-03-04 Roger Sayle <roger@eyesopen.com>
18110 PR middle-end/30744
18111 * fold-const.c (fold_comparison): Enforce type consistency when
18112 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
18114 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
18116 * tree-ssa-address.c (create_mem_ref): Do not put an expression
18117 containing a cast to the base of TARGET_MEM_REF.
18119 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
18121 * tree.c (tree_contains_struct_check_failed): Remove spurious
18122 whitespace from error message.
18124 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
18127 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
18128 instead of precision.
18130 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
18131 Nathan Sidwell <nathan@codesourcery.com>
18133 * emit-rtl.c (find_auto_inc): New.
18134 (try_split): recreate REG_INC notes,
18135 Use regular for loops rather than whiles.
18137 2007-03-03 Andreas Schwab <schwab@suse.de>
18139 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
18140 * configure: Regenerate.
18142 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18144 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
18145 flag_rounding_math, not flag_unsafe_math_optimizations.
18147 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
18149 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
18150 alpha_fold_vector_minmax): Likewise.
18151 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
18152 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
18154 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
18156 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
18157 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
18158 if the lhs has side-effects.
18159 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
18161 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
18163 * config/i386/i386.h (TUNEMASK): Remove define.
18164 (ARCHMASK): Remove define.
18165 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
18166 Use ix86_arch_mask variable instead of ARCHMASK.
18167 * config/i386/i386.c (override_options): Ditto.
18168 (standard_80387_constant_p): Ditto.
18170 2007-03-02 Ian Lance Taylor <iant@google.com>
18172 Used signed infinities in VRP.
18173 * tree-vrp.c (uses_overflow_infinity): New static function.
18174 (supports_overflow_infinity): New static function.
18175 (make_overflow_infinity): New static function.
18176 (negative_overflow_infinity): New static function.
18177 (positive_overflow_infinity): New static function.
18178 (is_negative_overflow_infinity): New static function.
18179 (is_positive_overflow_infinity): New static function.
18180 (is_overflow_infinity): New static function.
18181 (overflow_infinity_range_p): New static function.
18182 (compare_values_warnv): New function split out of compare_values.
18183 (compare_value): Call it.
18184 (set_value_range_to_nonnegative): Add overflow_infinity
18185 parameter. Change caller.
18186 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
18188 (vrp_expr_computes_nonzero): Likewise.
18189 (compare_ranges, compare_range_with_value): Likewise.
18190 (compare_name_with_value, compare_names): Likewise.
18191 (vrp_evaluate_conditional): Likewise.
18192 (set_value_range): Handle infinity
18193 (vrp_operand_equal_p, operand_less_p): Likewise.
18194 (extract_range_from_assert): Likewise.
18195 (vrp_int_const_binop): Likewise.
18196 (extract_range_from_binary_expr): Likewise.
18197 (extract_range_from_unary_expr): Likewise.
18198 (extract_range_from_comparison): Likewise.
18199 (extract_range_from_expr): Likewise.
18200 (dump_value_range): Likewise.
18201 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
18202 (test_for_singularity): Likewise.
18203 (vrp_int_const_binop): Remove inline qualifier.
18204 (adjust_range_with_scev): Add comment.
18205 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
18207 2007-03-02 Diego Novillo <dnovillo@redhat.com>
18209 * tree-ssa-structalias.c (could_have_pointers): Tidy.
18210 (get_constraint_for): Likewise.
18211 (do_structure_copy): Likewise.
18212 (find_func_aliases): Fix references to MODIFY_EXPR.
18213 (intra_create_variable_infos): Tidy.
18214 * tree-ssa-operands.c (add_virtual_operand): Add argument
18216 When adding members of alias sets, if IS_CALL_SITE is true and
18217 the symbol is not call-clobbered, skip it.
18218 Adjust all callers.
18220 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
18222 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
18223 entry by means of emit_insn_at_entry.
18225 2007-03-02 Richard Henderson <rth@redhat.com>
18227 * expr.h (promoted_input_arg): Remove decl.
18228 * function.c (promoted_input_arg): Merge into ...
18229 * combine.c (setup_incoming_promotions): ... only caller.
18230 Rearrange to avoid double loop.
18232 2007-03-02 Ben Elliston <bje@au.ibm.com>
18233 Peter Bergner <bergner@vnet.ibm.com>
18234 Janis Johnson <janis187@us.ibm.com>
18236 * config/rs6000/dfp.md: New file.
18237 * config/rs6000/rs6000.md: Include dfp.md.
18238 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
18239 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
18240 and TDmode decimal float modes in FP registers.
18241 (num_insns_constant): Likewise.
18242 (rs6000_legitimate_offset_address_p): Likewise.
18243 (rs6000_legitimize_address): Likewise.
18244 (rs6000_legitimize_reload_address): Likewise.
18245 (rs6000_legitimate_address): Likewise.
18246 (rs6000_emit_move): Likewise.
18247 (function_arg_boundary): Likewise.
18248 (function_arg_advance): Likewise.
18249 (rs6000_darwin64_record_arg_recurse): Likewise.
18250 (function_arg): Likewise.
18251 (rs6000_gimplify_va_arg): Likewise.
18252 (rs6000_split_multireg_move): Likewise.
18253 (rs6000_output_function_epilogue): Likewise.
18254 (rs6000_output_function_epilogue): Likewise.
18255 (rs6000_register_move_cost): Likewise.
18256 (rs6000_function_value): Likewise.
18257 (rs6000_libcall_value): Likewise.
18259 2007-03-02 Richard Sandiford <richard@codesourcery.com>
18261 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
18263 2007-03-02 Richard Sandiford <richard@codesourcery.com>
18265 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
18266 Use $MULTIDIR to choose between the kernel and RTP headers,
18267 and use $WIND_BASE and $WIND_USR to locate them.
18269 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
18271 * config/i386/i386.c (override_options): Put initialization of
18272 ix86_tune_mask and ix86_arch_mask to the correct place.
18274 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
18275 Michael Meissner <michael.meissner@amd.com>
18278 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
18279 (ARCHMASK): Define.
18280 (TARGET_CMOVE): Use ARCHMASK.
18281 (TARGET_CMPXCHG): Ditto.
18282 (TARGET_CMPXCHG8B): Ditto.
18283 (TARGET_XADD): Ditto.
18284 (TARGET_BSWAP): Ditto.
18285 * config/i386/i386.c (ix86_tune_mask): New global variable.
18286 (ix86_arch_mask): Ditto.
18287 (override_options): Initialize ix86_tune_mask and
18288 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
18291 2007-03-02 Ben Elliston <bje@au.ibm.com>
18294 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
18296 2007-03-02 Joseph Myers <joseph@codesourcery.com>
18298 * target.h (init_dwarf_reg_sizes_extra): New target hook.
18299 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
18300 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
18301 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
18303 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
18304 rs6000_init_dwarf_reg_sizes_extra): New.
18305 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
18306 SPE register high parts.
18308 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
18310 * Makefile.in: Add install-pdf target as
18311 copied from automake v1.10 rules.
18312 * configure.ac: Add install-pdf to target list.
18313 * configure: Regenerate.
18315 2007-03-01 Paul Brook <paul@codesourcery.com>
18317 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
18318 modes to LDRD for DImode.
18319 (output_move_double): Fixup out of range ldrd/strd.
18320 (vfp_secondary_reload_class): Rename...
18321 (coproc_secondary_reload_class): ... to this. Add wb argument.
18322 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
18323 coproc_secondary_reload_class for CLASS_IWMMXT.
18324 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
18325 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
18327 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
18329 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
18330 unroll factor by the estimated number of iterations.
18331 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
18332 than prefetch latency.
18334 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
18335 decode_caches_intel, detect_caches_intel): New functions.
18336 (host_detect_local_cpu): Use detect_caches_amd and
18337 detect_caches_intel.
18339 2007-03-01 Richard Henderson <rth@redhat.com>
18341 * expr.c (emit_move_complex_push): Export.
18342 (emit_move_complex_parts): Split out from ...
18343 (emit_move_complex): ... here.
18344 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
18345 * config/i386/i386.md (movcdi): New.
18347 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
18349 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
18350 size of mode1 to check for tieable modes in MMX case.
18352 2007-03-01 Richard Sandiford <richard@codesourcery.com>
18354 * Makefile.in (rtlanal.o): Depend on tree.h.
18355 * rtl.h (offset_within_section_p, split_const): Declare.
18356 * rtlanal.c: Include tree.h.
18357 (offset_within_block_p): New function, taken from
18358 mips_offset_within_object_p.
18359 (split_const): New function, taken from mips_split_const.
18360 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
18362 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
18363 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
18364 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
18365 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
18366 (m68k_illegitimate_symbolic_constant_p): New function.
18367 * config/m68k/m68k.md (movsi): Remove misleading predicates.
18368 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
18369 symbolic constant that might be outside the symbol's section,
18370 move the symbol first and then add the offset.
18371 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
18373 * config/mips/mips.c (mips_split_const): Delete.
18374 (mips_offset_within_object_p): Delete.
18375 (mips_symbolic_constant_p): Use offset_within_section_p and
18376 split_const instead of mips_offset_within_object_p and
18378 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
18379 (mips_legitimize_const_move, print_operand_reloc)
18380 (mips_dangerous_for_la25_p): Use split_const instead of
18383 2007-02-28 Eric Christopher <echristo@apple.com>
18385 * Makefile.in (install-include-dir): Don't rm -rf include.
18387 2007-02-28 Richard Guenther <rguenther@suse.de>
18389 PR middle-end/30364
18390 * fold-const.c (fold_binary): Do not associate expressions
18391 with more than one variable for integer types that do not wrap.
18393 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
18395 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
18396 Delete, and replace with...
18397 (fold_builtin_call_array): This. Update callers to use it.
18398 * fold-const.c (fold_build_call_list): Delete, and replace with...
18399 (fold_build_call_array): This.
18400 (fold_build_call_list_initializer): Delete, and replace with...
18401 (fold_build_call_array_initializer): This.
18402 * tree.h: Update declarations to reflect above changes.
18404 * c-typeck.c (build_function_call): Store converted arguments
18405 in a stack-allocated array instead of building a list.
18406 (convert_arguments): Store arguments in the array passed in as an
18407 argument, and return the actual number of arguments.
18408 * c-format.c: (check_function_format): Pass arguments in an
18409 array instead of a list.
18410 * c-common.c (check_function_nonnull): Likewise.
18411 (check_function_sentinel): Likewise.
18412 (check_function_arguments): Likewise.
18413 * c-common.h: Update declarations to reflect above changes.
18415 2007-02-28 Jan Hubicka <jh@suse.cz>
18417 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
18418 PRED_NEGATIVE_RETURN): Update outcomes.
18420 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
18422 * calls.c (emit_library_call_value_1): Handle partial registers
18423 correctly when building up CALL_INSN_FUNCTION_USAGE.
18425 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18427 * pa/predicates.md (move_src_operand): Allow zero for mode.
18428 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
18431 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
18434 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
18435 *movv2df_internal): Enable pattern only for valid operand
18437 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
18438 tie only 128bit modes. For MMX registers, tie only 64bit modes.
18440 2007-02-27 Mike Stump <mrs@apple.com>
18442 * config/darwin-crt3.c: Avoid compilation when compiling for a
18445 2007-02-27 Joseph Myers <joseph@codesourcery.com>
18447 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
18449 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
18450 for fixed headers and limits.h.
18451 (install-include-dir, install-headers-tar, install-headers-cpio,
18452 install-headers-cp, real-install-headers-tar,
18453 real-install-headers-cpio, real-install-headers-cp): Handle
18454 include-fixed as well as include.
18455 (install-mkheaders): Don't install files that go only in include
18457 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
18458 from GCC_INCLUDE_DIR.
18459 * gcc.c (process_command): Remove special -BstageN/ handling.
18460 (do_spec_1): Add include-fixed directories.
18462 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18464 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
18466 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
18468 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
18471 2007-02-27 Mark Mitchell <mark@codesourcery.com>
18473 * c-common.c (get_priority): Add check for
18474 SUPPORTS_INIT_PRIORITY.
18476 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18478 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
18480 * config/bfin/bfin.c: Include "cfglayout.h".
18481 (MAX_LSETUP_DISTANCE): New macro.
18482 (struct loop_info): New members incoming, incoming_src and
18483 incoming_dest. Delete member predecessor.
18484 (length_for_loop): New function.
18485 (bfin_optimize_loop): Handle more different loop structures.
18486 (bfin_discover_loop): Rework detection of predecessor blocks by
18487 examining incoming edges.
18488 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
18490 (bfin_reorder_loops): New function.
18491 (bfin_reorg_loops): Use these three new functions.
18493 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
18494 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
18495 (CONSTRAINT_LEN): Add entry for 'q'.
18496 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
18497 Add 'q' constraints.
18498 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
18499 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
18501 * config/bfin/bfin.md (add_with_carry): New pattern.
18502 (s_or_u, su_optab, su_modifier): New code macros/attrs.
18503 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
18504 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
18505 support unsigned multiplies too. Removed incorrect commutativity from
18506 operand 1 constraint where appropriate.
18507 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
18509 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
18510 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
18512 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
18513 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
18514 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
18515 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
18516 usmulhisi_hh_huh): New patterns.
18518 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
18519 lshifthi3): Fix output template to use half reg for operand 2.
18521 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
18524 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
18526 2007-02-27 Andreas Schwab <schwab@suse.de>
18528 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
18530 2007-02-27 Jan Hubicka <jh@suse.cz>
18532 * predict.c (last_basic_block_p): Remove.
18533 (tree_estimate_probability): Update return heuristic for commonized
18536 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
18538 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
18540 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
18542 * doc/include/gcc-common.texi (versionsubtitle): New macro.
18543 * doc/cpp.texi: Standardize title page.
18544 * doc/cppinternals.texi: Likewise.
18545 * doc/gcc.texi: Standardize title page, remove version number
18546 from copyright page.
18547 * doc/gccint.texi: Likewise.
18548 * doc/install.texi: Standardize title page, add table of
18551 2007-02-26 Jan Hubicka <jh@suse.cz>
18553 * predict.def: Set outcomes according to more recent results.
18554 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
18555 Remove dead predictors.
18556 * predict.c (return_prediction): Fix pasto.
18558 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18560 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
18561 change; avoid a memory leak when returning early.
18563 2007-02-26 Mark Mitchell <mark@codesourcery.com>
18565 * c-decl.c (static_ctors): Move to c-common.c.
18566 (static_dtors): Likewise.
18567 (finish_function): Use c_record_cdtor_fn.
18568 (build_cdtor): Move to c-common.c.
18569 (c_write_global_declarations): Use c_build_cdtor_fns.
18570 * c-common.h (static_ctors): Declare.
18571 (static_dtors): Likewise.
18572 (c_record_cdtor_fn): Likewise.
18573 (c_build_cdtor_fns): Likewise.
18574 * c-common.c (static_ctors): New variable.
18575 (static_dtors): Likewise.
18576 (c_record_cdtor_fn): New function.
18577 (build_cdtor): Move from c-decl.c
18578 (c_build_cdtor_fns): New function.
18580 * output.h (assemble_addr_to_section): Declare.
18581 (get_cdtor_priority_section): Likewise.
18582 * varasm.c (assemble_addr_to_section): New function.
18583 (get_cdtor_priority_section): Likewise.
18584 (default_named_section_asm_out_destructor): Use them.
18585 (destor_dtor_section_asm_out_destructor): Likewise.
18586 (default_named_section_asm_out_constructor): Likewise.
18587 (default_ctor_section_asm_out_constructor): Likewise.
18588 * config.gcc (*-*-vxworks*): Include vxworks.o.
18589 * config/t-vxworks (vxworks.o): New target.
18590 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
18591 (TARGET_ASM_CONSTRUCTOR): Define.
18592 (TARGET_ASM_DESTRUCTOR): Likewise.
18593 (vxworks_asm_out_constructor): Declare.
18594 (vxworks_asm_out_destructor): Likewise.
18596 * c-common.c (get_priority): Check that we have not just an
18597 INTEGER_CST, but an integer constant with integeral type.
18599 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
18601 PR tree-optimization/30938
18602 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
18603 use &dt[nargs-1] instead of &dt[nargs] in the call to
18604 vect_is_simple_use().
18606 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
18608 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
18609 from register elimination as PRE_MODIFY / POST_MODIFY increments.
18610 Do not attempt to handle MEM inside auto-inc expressions.
18611 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
18612 of a register modified by an auto-inc expression. However, do handle
18613 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
18614 (elimination_effects): Prohibit elimination of a register modified
18615 by an auto-inc expression. Disable register elimination rules whose
18616 target register is modified by an auto-inc expression with variable
18619 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
18621 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
18623 (array_at_struct_end_p): New function.
18624 (idx_infer_loop_bounds): Use it.
18625 (estimate_numbers_of_iterations_loop): Export.
18626 * predict.c (predict_loops): Use estimated_loop_iterations_int.
18627 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
18628 (tree_estimate_probability): Call record_loop_exits.
18629 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
18630 (estimated_loop_iterations, estimated_loop_iterations_int,
18631 estimated_loop_iterations_tree): New functions.
18632 (analyze_siv_subscript_cst_affine,
18633 compute_overlap_steps_for_affine_1_2,
18634 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
18635 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
18636 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
18637 (PRED_LOOP_ITERATIONS_GUESSED): New.
18638 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
18639 * cfgloop.h (estimate_numbers_of_iterations_loop,
18640 estimated_loop_iterations_int): Declare.
18642 2007-02-25 Mark Mitchell <mark@codesourcery.com>
18644 * doc/extend.texi: Document optional priority argument to
18645 constructors and destructors.
18646 * tree.c (init_priority_for_decl): Adjust GTY markers.
18647 (init_ttree): Use priority-info hash functions for
18648 init_priority_for_decl.
18649 (tree_map_eq): Rename to ...
18650 (tree_map_base_eq): ... this.
18651 (tree_map_marked_p): Rename to ...
18652 (tree_map_base_marked_p): ... this.
18653 (tree_map_base_hash): New function.
18654 (decl_init_priority_lookup): Rework.
18655 (decl_fini_priority_lookup): New function.
18656 (decl_priority_info): New function.
18657 (decl_init_priority_insert): Use it.
18658 (decl_fini_priority_insert): Likewise.
18659 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
18661 (decl_restrict_base_insert): Likewise.
18662 (decl_debug_expr_insert): Likewise.
18663 (decl_value_expr_lookup): Likewise.
18664 (decl_value_expr_insert): Likewise.
18665 * tree.h (priority_type): New type.
18666 (decl_init_priority_lookup): Use priority_type.
18667 (decl_fini_priority_lookup): New function.
18668 (decl_init_priority_insert): Use priority_type.
18669 (decl_fini_priority_insert): New function.
18670 (DECL_HAS_INIT_PRIORITY): Tweak comments.
18671 (DECL_INIT_PRIORITY): Likewise.
18672 (SET_DECL_INIT_PRIORITY): Add comment.
18673 (DECL_FINI_PRIORITY): New macro.
18674 (SET_DECL_FINI_PRIORITY): Likewise.
18675 (DEFAULT_INIT_PRIORITY): Document.
18676 (MAX_INIT_PRIORITY): Likewise.
18677 (MAX_RESERVED_INIT_PRIORITY): Likewise.
18678 (tree_map_base): New type.
18679 (tree_map_base_eq): New function.
18680 (tree_map_base_hash): Likewise.
18681 (tree_map_base_marked_p): Likewise.
18682 (tree_map): Inherit from tree_map_base.
18683 (tree_map_eq): Make it a macro.
18684 (tree_map_marked_p): Likewise.
18685 (tree_int_map): Inherit from tree_map_base.
18686 (tree_int_map_eq): Make it a macro.
18687 (tree_int_map_hash): Likewise.
18688 (tree_int_map_marked_p): Likewise.
18689 (tree_priority_map): New type.
18690 (tree_priority_map_eq): New macro.
18691 (tree_priority_map_hash): Likewise.
18692 (tree_priority_map_marked_p): Likewise.
18693 * varasm.c (emults_decl): Adjust for refactoring of tree_map
18695 (emutls_common_1): Likewise.
18696 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
18697 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
18698 of tree_map hierarchy.
18699 * tree-cfg.c (move_stmt_r): Likewise.
18700 (new_label_mapper): Likewise.
18701 * c-tree.h (c_expand_body): Move to ...
18702 * c-common.h (c_expand_body): ... here.
18703 * c-decl.c (c_expand_body): Move to ...
18704 * c-common.c (c_expand_body): ... here.
18705 (c_common_attribute_table): Allow 1 argument for the constructor
18706 and destructor attributes.
18707 (get_priority): New function.
18708 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
18709 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
18711 2007-02-24 Jan Hubicka <jh@suse.cz>
18713 PR middle-end/30509
18714 * tree-inline.c (copy_bb): Produce exact copy of EH info when
18715 copying for inlining.
18717 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
18718 Jan Hubicka <jh@suse.cz>
18721 * i386.c (counter_mode): New function.
18722 (expand_set_or_movmem_via_loop): Use it.
18723 (expand_movmem_epilogue): Likewise; fix pasto.
18724 (ix86_expand_movmem): Do emit guard even for constant counts.
18725 (ix86_expand_setmem): Likewise.
18727 2007-02-25 Nick Clifton <nickc@redhat.com>
18729 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
18730 (JUMP_TABLES_IN_TEXT_SECTION): Define.
18732 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
18735 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
18736 count argument with 0x10, not with 0x16.
18737 (expand_setmem_epilogue): Ditto.
18739 2007-02-24 Mike Stump <mrs@apple.com>
18741 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
18744 2007-02-24 Richard Guenther <rguenther@suse.de>
18746 PR middle-end/30951
18747 * fold-const.c (fold_binary): Fold x +- CST op x for
18748 EQ_EXPR and NE_EXPR.
18750 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18752 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
18754 2007-02-24 Jan Hubicka <jh@suse.cz>
18756 * cgraphunit.c (decide_is_function_needed): Honor
18757 -fkeep-inline-functions.
18759 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18761 * builtins.c (fold_builtin_modf): New.
18762 (fold_builtin_2): Use it.
18764 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
18766 * loop-iv.c (implies_p): Detect additional cases where A implies B.
18767 (determine_max_iter): Take additional LOOP arg; all callers changed.
18768 Lose broken logic dealing with PLUS. Try to limit the upper bound by
18769 one using simplifications.
18770 (simplify_using_initial_values): Return if the expression becomes
18771 invalid due to altered regs.
18773 2007-02-23 DJ Delorie <dj@redhat.com>
18775 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
18777 2007-02-23 Mike Stump <mrs@apple.com>
18779 * tlink.c (scan_linker_output): Parse linker messages from
18780 darwin9's linker better.
18782 2007-02-23 Steve Ellcey <sje@cup.hp.com>
18785 * varpool.c (varpool_assemble_pending_decls): Set
18786 varpool_last_needed_node to null.
18788 2007-02-23 DJ Delorie <dj@redhat.com>
18790 * config/i386/i386.c (ix86_data_alignment): Don't specify an
18791 alignment bigger than the object file can handle.
18793 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
18796 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
18797 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
18798 (*movsf_1): Penalize MMX moves.
18800 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
18802 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
18803 2^32-1 or more times unless flag_unsafe_loop_optimizations.
18805 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
18807 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18809 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
18810 (fold_builtin_1): Use them.
18811 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
18812 BUILT_IN_SIGNIFICAND.
18814 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
18816 * config/i386/i386.c (bdesc_1arg): Initialize
18817 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
18818 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
18819 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
18820 and IX86_BUILTIN_MOVSLDUP.
18822 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
18824 PR rtl-optimization/30841
18825 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
18827 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18829 * builtins.c (fold_builtin_frexp): New.
18830 (fold_builtin_2): Use it.
18832 2007-02-22 Mark Mitchell <mark@codesourcery.com>
18834 * doc/invoke.texi (Spec Files): Document getenv spec function.
18836 * gcc.c (getenv_spec_function): New function.
18837 (static_spec_functions): Add it.
18838 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
18839 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
18842 2007-02-22 Michael Matz <matz@suse.de
18845 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
18846 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
18848 2007-02-22 Ian Lance Taylor <iant@google.com>
18851 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
18852 (mem_loc_descriptor): Call it.
18854 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
18855 Ira Rosen <irar@il.ibm.com>
18857 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
18859 2007-02-22 Ira Rosen <irar@il.ibm.com>
18861 PR tree-optimization/30843
18862 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
18863 stores only after all the group is vectorized.
18865 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
18867 PR tree-optimization/30858
18868 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
18869 in the reduction cycle have a single use in the loop.
18870 * tree-vectorizer.h (relevant): Add documentation.
18872 2007-02-20 Mike Stump <mrs@apple.com>
18874 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
18875 * configure: Regenerate.
18877 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18879 Change the defaults of some parameters and options.
18880 * config/spu/spu-protos.h (spu_optimization_options): Declare.
18881 * config/spu/spu.c (spu_optimization_options): Add.
18882 (spu_override_options): Change params in spu_optimization_options.
18883 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
18885 Register 127 is only 16 byte aligned when used as a frame pointer.
18886 * config/spu/spu-protos.h (spu_init_expanders): Declare.
18887 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
18888 HARD_FRAME_POINTER_REGNUM.
18889 (spu_legitimate_address): Use regno_aligned_for_reload.
18890 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
18891 aligned when frame_pointer_needed is true.
18892 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
18894 * config/spu/spu.h (INIT_EXPANDERS): Define.
18896 Make sure shift and rotate instructions have valid immediate operands.
18897 * config/spu/predicates.md (spu_shift_operand): Remove.
18898 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
18899 * config/spu/constraints.md (W, O): Extend range.
18900 * config/spu/spu.md (umask, nmask): Define.
18901 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
18902 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
18903 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
18904 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
18905 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
18906 (lshr<mode>3_reg): Fix rtl description.
18908 Make sure mulhisi immediate operands are valid.
18909 * config/spu/predicates.md (imm_K_operand): Add.
18910 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
18912 Generate constants using fsmbi and andi.
18913 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
18914 (print_operand, spu_split_immediate, classify_immediate,
18915 fsmbi_const_p): Handle IC_FSMBI2.
18917 Correctly handle a CONST_VECTOR containing symbols.
18918 * config/spu/spu.c (print_operand): Handle HIGH correctly.
18919 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
18920 (immediate_load_p): Allow symbols that use 2 instructions to create.
18921 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
18922 with symbols when flag_pic is set.
18923 (const_vector_immediate_p): New.
18924 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
18925 accept a CONST_VECTOR with symbols.
18926 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
18927 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
18929 * config/spu/spu.md (high, low): Delete.
18930 (low_<mode>): Define.
18932 Remove INTRmode and INTR_REGNUM, which didn't work.
18933 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
18935 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
18936 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
18937 peephole2 pattern): Don't use INTR or 131.
18938 (movintrcc): Delete.
18939 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
18940 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
18941 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
18942 (UNSPEC_SET_INTR): Add.
18943 * config/spu/spu-modes.def (INTR): Remove.
18945 More accurate warnings about run-time relocations.
18946 * config/spu/spu.c (reloc_diagnostic): Test in_section.
18948 Correctly warn about immediate arguments to specific intrinsics.
18949 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
18950 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
18951 the instruction predicate.
18953 Fix tree check errors with latest update.
18954 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
18956 (spu_expand_builtin): Use CALL_EXPR_FN.
18958 Add missing specific intrinsics.
18959 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
18961 * config/spu/spu_internals.h: Ditto.
18963 Fix incorrect operand modifiers.
18964 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
18965 * config/spu/spu.md (xor<mode>3): Change %S to %J.
18967 Optimize one case of zero_extend of a vec_select.
18968 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
18970 Accept any immediate for hbr.
18971 * config/spu/spu.md (hbr): Change s constraints to i.
18973 2007-02-21 Paul Brook <paul@codesourcery.com>
18975 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
18976 condexec_count when skipping USE and CLOBBER.
18978 2007-02-21 Nick Clifton <nickc@redhat.com>
18980 * common.opt (Warray-bounds): Add Warning attribute.
18981 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
18983 (fsized-zeroes): Add Optimization attribute.
18984 (fsplit-wide-types, ftree-scev-cprop): Likewise.
18985 * c.opt (Wc++0x-compat): Add Warning attribute.
18987 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
18989 PR middle-end/30761
18990 * reload1.c (eliminate_regs_in_insn): In the single_set special
18991 case, attempt to re-recognize the insn before falling back to
18992 having reload fix it up.
18994 2007-02-20 Eric Christopher <echristo@gmail.com>
18996 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
18997 Rewrite accordingly.
18998 (frv_read_iacc_argument): Ditto.
18999 (frv_expand_set_builtin): Take a call instead of arglist, update for
19001 (frv_expand_unop_builtin): Ditto.
19002 (frv_expand_binop_builtin): Ditto.
19003 (frv_expand_cut_builtin): Ditto.
19004 (frv_expand_binopimm_builtin): Ditto.
19005 (frv_expand_voidbinop_builtin): Ditto.
19006 (frv_expand_int_void2arg): Ditto.
19007 (frv_expand_prefetches): Ditto.
19008 (frv_expand_voidtriop_builtin): Ditto.
19009 (frv_expand_voidaccop_builtin): Ditto.
19010 (frv_expand_load_builtin): Ditto.
19011 (frv_expand_store_builtin): Ditto.
19012 (frv_expand_mdpackh_builtin): Ditto.
19013 (frv_expand_mclracc_builtin): Ditto.
19014 (frv_expand_mrdacc_builtin): Ditto.
19015 (frv_expand_mwtacc_builtin): Ditto.
19016 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
19019 2007-02-20 Janis Johnson <janis187@us.ibm.com>
19021 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
19022 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
19024 (HAVE_GAS_DFP): Check for assembler support of decimal floating
19025 point instructions.
19026 * configure: Regenerate.
19027 * config.in: Regenerate.
19028 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
19029 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
19030 masks to power6 and power6x and to POWERPC_MASKS.
19031 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
19033 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
19034 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
19035 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19036 Access PROTOTYPE as variable, not mask.
19038 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
19040 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
19041 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
19042 * combine.c (adjust_for_new_dest): Use it.
19043 * postreload.c (reload_combine): Likewise.
19045 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
19047 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
19048 notes on an insn with multiple sets, even if single_set returns
19049 non-NULL for that insn.
19051 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19053 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
19054 scalbn and scalbln.
19056 2007-02-20 Geoffrey Keating <geoffk@apple.com>
19058 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
19059 if user didn't pass it.
19060 * config/i386/darwin.h (CC1_SPEC): Likewise.
19061 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
19062 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
19063 -mmacosx-version-min.
19065 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19066 Uros Bizjak <ubizjak@gmail.com>
19068 * optabs.h (enum optab_index): Add new OTI_scalb.
19069 (scalb_optab): Define corresponding macro.
19070 * optabs.c (init_optabs): Initialize scalb_optab.
19071 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
19073 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
19074 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
19075 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
19076 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
19077 flag_unsafe_math_optimizations is set.
19079 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
19080 to implement scalbf, scalb and scalbl built-ins as inline x87
19083 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19084 DJ Delorie <dj@redhat.com>
19087 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
19088 (diagnostic_report_diagnostic): ... here, and turn them into real
19089 errors. If warnings are inhibited, no need to do anything.
19091 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
19093 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
19094 better code generation.
19096 2007-02-20 Ben Elliston <bje@au.ibm.com>
19098 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
19100 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
19102 * config/alpha/alpha.c, config/alpha/alpha.md,
19103 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
19104 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
19105 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
19106 config/arm/lib1funcs.asm: Follow spelling conventions.
19108 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
19109 config/fr30/fr30.md, config/i386/i386.h,
19110 config/iq2000/iq2000.h, config/iq2000/predicates.md,
19111 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
19112 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
19113 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
19114 config/rs6000/altivec.md, config/rs6000/rs6000.c,
19115 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
19116 config/sparc/sparc.c, config/sparc/sparc.h,
19117 config/sparc/sparc.md, config/spu/constraints.md,
19118 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
19121 2007-02-20 Alan Modra <amodra@bigpond.net.au>
19124 * varasm.c (use_blocks_for_decl_p): Return false for decls with
19127 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
19129 * doc/invoke.texi (-ftree-lrs): Remove.
19131 2007-02-19 Diego Novillo <dnovillo@redhat.com>
19133 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
19136 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
19138 * config/ia64/ia64.c (ia64_expand_builtin): Use the
19139 new CALL_EXPR_FN macro for retrieving the function
19140 declaration of the input expression.
19142 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19144 * c.opt (Waddress): New.
19145 * common.opt (Walways-true): Delete.
19146 (Wstring-literal-comparison): Delete.
19147 * doc/invoke.texi (Warning Options): Delete -Walways-true and
19148 -Wstring-literal-comparison. Add -Waddress.
19150 (Walways-true): Delete.
19151 (Wstring-literal-comparison): Delete.
19152 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
19153 consistently instead of -Walways-true in example.
19154 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
19155 * c-typeck.c (parser_build_binary_op): Replace
19156 -Wstring-literal-comparison and -Walways-true with -Waddress.
19157 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
19160 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
19162 * tree-cfg.c (dump_function_to_file): Be prepared for functions
19163 without DECL_STRUCT_FUNCTION initialized.
19165 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
19167 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
19168 due to calls to functions taking pointers as parameters.
19170 2007-02-19 Richard Henderson <rth@redhat.com>
19173 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
19176 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
19178 * config/s390/s390.c (s390_call_saved_register_used,
19179 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
19180 accessed to the new scheme.
19182 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
19184 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
19185 (cris_print_index, cris_print_operand, cris_print_operand_address)
19186 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
19187 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
19188 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
19189 GET_CODE () == xxx.
19190 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
19191 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
19192 GO_IF_LEGITIMATE_ADDRESS): Ditto.
19193 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
19194 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
19195 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
19196 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
19197 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
19198 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
19199 (uminsi3, call, call_value): Ditto.
19200 (define_split: indir_to_reg_split, unnamed): Ditto.
19202 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
19204 PR tree-optimization/30975
19205 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
19208 2007-02-18 Eric Christopher <echristo@gmail.com>
19210 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
19211 Remove use of arglist.
19212 (mips_expand_builtin): Remove use of arglist, pass in expr.
19213 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
19214 (mips_expand_builtin_movtf): Ditto.
19215 (mips_expand_builtin_compare): Ditto.
19217 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
19219 * tree-sra.c (sra_build_assignment): Replace assertion
19220 checking with a comment explaining why it can't be done.
19222 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
19224 PR middle-end/30833
19225 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
19226 during CALL_EXPR representation conversion.
19227 * tree-ssa-propagate.c (set_rhs): Likewise.
19229 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
19231 * tree-sra.c (sra_build_assignment): Disable assertion checking
19234 2007-02-18 Roger Sayle <roger@eyesopen.com>
19236 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
19237 instead of calling build2 with a GIMPLE_MODIFY_STMT.
19238 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
19240 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
19241 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
19242 gimplify_init_ctor_eval_range, gimple_push_cleanup,
19243 gimplify_omp_for, gimplify_omp_atomic_pipeline,
19244 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
19245 force_gimple_operand): Likewise.
19246 * ipa-cp.c (constant_val_insert): Likewise.
19247 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
19248 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
19249 perfect_nestify): Likewise.
19250 * langhooks.c (lhd_omp_assignment): Likewise.
19251 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
19252 lower_copyprivate_clauses, lower_send_clauses,
19253 lower_send_shared_vars, expand_parallel_call,
19254 expand_omp_for_generic, expand_omp_for_static_nochunk,
19255 expand_omp_for_static_chunk, expand_omp_sections,
19256 lower_omp_single_copy, lower_omp_for_lastprivate,
19257 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
19258 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
19259 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
19262 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
19264 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
19265 config/sh/sh.md: Follow spelling conventions.
19267 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
19268 config/frv/predicates.md: Follow spelling conventions.
19270 * config/m68k/linux-unwind.h: Fix a comment typo.
19271 * target.h: Follow spelling conventions.
19273 2007-02-18 Roger Sayle <roger@eyesopen.com>
19275 PR rtl-optimization/28173
19276 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
19277 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
19278 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
19279 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
19280 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
19282 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19284 * builtins.c (fold_builtin_load_exponent): New.
19285 (fold_builtin_2): Use it.
19287 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
19289 PR rtl-optimization/30773
19290 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
19291 if we fail to attach a REG_EQUIV note.
19293 2007-02-18 David Edelsohn <edelsohn@gnu.org>
19294 Roger Sayle <roger@eyesopen.com>
19296 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
19298 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
19300 * calls.c (initialize_argument_information): Pass original EXP
19301 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
19302 code to split complex arguments here, as part of initializing the
19304 (expand_call): Remove code that builds a list of arguments and
19305 inserts implicit arguments into it. Instead, just count how many
19306 implicit arguments there will be so we can determine the size of
19307 the ARGS array, and let initialize_argument_information do the work.
19308 (split_complex_values): Delete unused function.
19310 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
19312 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
19314 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
19316 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
19317 for arg pointer based indexed addressing.
19319 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
19321 * config/ia64/ia64.h, config/ia64/ia64.md,
19322 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
19323 spelling conventions.
19325 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
19327 * config/m68k/m68k.c (split_di): New.
19328 * config/m68k/m68k-protos.h: Declare split_di.
19329 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
19330 Improve predicate handling and split constant shifts.
19332 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
19334 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
19335 parameter for register bitfield operations, general predicates
19338 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
19340 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
19341 * config/m68k/linux-unwind.h: New file.
19343 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
19345 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
19346 config/i386/athlon.md, config/ia64/ia64.md,
19347 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
19348 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
19349 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
19350 tree-ssa-loop-niter.c, tree-vect-analyze.c,
19351 tree-vect-transform.c: Fix comment typos.
19353 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
19355 * sched-deps.c (find_insn_list): Remove.
19356 * sched-int.h: Remove the prototype for find_insn_list.
19358 2007-02-16 Geoffrey Keating <geoffk@apple.com>
19360 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
19362 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
19363 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
19364 darwin_rs6000_override_options.
19365 (C_COMMON_OVERRIDE_OPTIONS): Expect
19366 darwin_macosx_version_min to be non-NULL always.
19367 (TARGET_C99_FUNCTIONS): Likewise.
19368 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
19369 (DARWIN_MINVERSION_SPEC): New.
19370 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
19371 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
19373 (DARWIN_MINVERSION_SPEC): New.
19374 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
19376 * config/darwin-c.c (darwin_cpp_builtins): Expect
19377 darwin_macosx_version_min to be non-NULL always.
19379 * config/rs6000/rs6000.c: Clean up trailing whitespace.
19381 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
19383 * config/i386/i386.h (x86_use_xchgb): New.
19384 (TARGET_USE_XCHGB): New macro.
19385 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
19386 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
19387 Split after reload into bswaphi for shifts of 8.
19388 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
19389 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
19390 or when optimizing for size.
19392 2007-02-16 Richard Guenther <rguenther@suse.de>
19393 Christian Bruel <christian.bruel@st.com>
19395 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
19396 DECLs but prefer SSA_NAMEs over DECLs.
19398 2007-02-16 Richard Guenther <rguenther@suse.de>
19400 * tree-flow-inline.h (single_imm_use_p): Remove.
19401 (zero_imm_uses_p): Likewise.
19402 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
19403 instead of single_imm_use_p.
19404 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
19407 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19410 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
19411 nested double- and backquotes.
19413 2007-02-15 Roger Sayle <roger@eyesopen.com>
19415 PR middle-end/30391
19416 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
19417 should be unreachable.
19418 (build2_stat): Allow construction of MODIFY_EXPR at any time.
19419 For the time being redirect GIMPLE_MODIFY_STMT to the new
19420 (renamed) build_gimple_modify_stmt_stat.
19421 (build2_gimple_stat): Rename to...
19422 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
19423 Always build a GIMPLE_MODIFY_STMT node.
19424 * tree.h (build2_gimple, build2_gimple_stat): Delete.
19425 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
19428 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
19429 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
19430 * tree-complex.c (set_component_ssa_name, expand_complex_move,
19431 expand_complex_div_wide): Likewise.
19432 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
19433 * tree-ssa-loop-im.c (schedule_sm): Likewise.
19434 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
19435 * tree-ssa-loop-manip.c (create_iv): Likewise.
19436 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
19437 abs_replacement): Likewise.
19438 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
19439 realify_fake_stores): Likewise.
19441 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
19442 node rather than a GIMPLE_MODIFY_STMT node.
19443 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
19444 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
19446 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
19447 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
19448 GIMPLE_MODIFY_STMT.
19450 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
19452 PR middle-end/30433
19453 * fold-const.c (fold_comparison): Add back the
19454 folding of constant complex comparisions.
19456 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
19458 PR middle-end/30729
19459 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
19460 effects unknown to this function, return early.
19462 2007-02-15 Ian Lance Taylor <iant@google.com>
19464 * lower-subreg.c (move_eh_region_note): New static function.
19465 (resolve_simple_move): Call it.
19466 (decompose_multiword_subregs): Track blocks for which we resolve a
19467 simple move which is also a control flow insn. Pass them to
19468 find_many_sub_basic_blocks.
19469 (pass_lower_subreg): Add TODO_verify_flow.
19470 (pass_lower_subreg2): Likewise.
19472 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19473 Brooks Moses <brooks.moses@codesourcery.com>
19474 Lee Millward <lee.millward@codesourcery.com>
19476 * tree.h (enum tree_code_class): Add tcc_vl_exp.
19477 (VL_EXP_CLASS_P): New.
19478 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
19480 (TREE_OPERAND_CHECK_CODE): Likewise.
19481 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
19482 (TREE_RTL_OPERAND_CHECK): Likewise.
19483 (tree_operand_check_failed): Make second parameter the whole tree
19484 instead of its code. Fixed callers.
19485 (VL_EXP_CHECK): New.
19486 (TREE_OPERAND_LENGTH): New.
19487 (VL_EXP_OPERAND_LENGTH): New.
19488 (CALL_EXPR_FN): New.
19489 (CALL_EXPR_STATIC_CHAIN): New.
19490 (CALL_EXPR_ARGS): New.
19491 (CALL_EXPR_ARG): New.
19492 (call_expr_nargs): New.
19493 (CALL_EXPR_ARGP): New.
19494 (build_nt_call_list): Declare.
19495 (build_vl_exp_stat): Declare.
19496 (build_vl_exp): New.
19497 (build_call_list): Declare.
19498 (build_call_nary): Declare.
19499 (build_call_valist): Declare.
19500 (build_call_array): Declare.
19501 (call_expr_arg): Declare.
19502 (call_expr_argp): Declare.
19503 (call_expr_arglist): Declare.
19504 (fold_build_call_list): Declare.
19505 (fold_build_call_list_initializer): Declare.
19506 (fold_call_expr): Declare to replace fold_builtin.
19507 (fold_builtin_fputs): Update to agree with modified definition.
19508 (fold_builtin_strcpy): Likewise.
19509 (fold_builtin_strncpy): Likewise.
19510 (fold_builtin_memory_chk): Likewise.
19511 (fold_builtin_stxcpy_chk): Likewise.
19512 (fold_builtin_strncpy_chk): Likewise.
19513 (fold_builtin_next_arg): Likewise.
19514 (fold_build_call_expr): Declare.
19515 (fold_builtin_call_list): Declare.
19516 (fold_builtin_call_valist): Declare.
19517 (build_call_expr): Declare.
19518 (validate_arglist): Update to agree with modified definition.
19519 (tree_operand_length): New.
19520 (call_expr_arg_iterator): New.
19521 (init_call_expr_arg_iterator): New.
19522 (next_call_expr_arg): New.
19523 (first_call_expr_arg): New.
19524 (more_call_expr_args_p): New.
19525 (FOR_EACH_CALL_EXPR_ARG): New.
19527 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
19528 and tcc_gimple_stmt.
19529 (tree_code_size): Update documentation. Use sizeof (tree) rather
19530 than sizeof (char *).
19531 (tree_size): Likewise. Add case for tcc_vl_exp.
19532 (tree_node_structure): Add case for tcc_vl_exp.
19533 (contains_placeholder_p): Likewise.
19534 (substitute_in_expr): Likewise.
19535 (substitute_placeholder_in_expr): Likewise.
19536 (stabilize_reference_1): Likewise.
19537 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
19538 to diagnose breakage of this interface for constructing CALL_EXPRs.
19539 (build_nt): Add similar assertion here.
19540 (build_nt_call_list): New.
19541 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
19542 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
19544 (get_callee_fndecl): Use new CALL_EXPR accessors.
19545 (tree_operand_check_failed): Change parameters to pass entire node
19546 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
19547 (process_call_operands): New.
19548 (build_vl_exp_stat): New.
19549 (build_call_list): New.
19550 (build_call_nary): New.
19551 (build_call_valist): New.
19552 (build_call_array): New.
19553 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19554 (call_expr_arglist): New.
19556 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
19557 tcc_vl_exp instead of a fixed-size tcc_expression.
19559 * doc/c-tree.texi (CALL_EXPR): Document new representation and
19560 accessors for CALL_EXPRs.
19561 (AGGR_INIT_EXPR): Likewise.
19563 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19564 Brooks Moses <brooks.moses@codesourcery.com>
19565 Lee Millward <lee.millward@codesourcery.com>
19567 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
19568 (expand_builtin_nonlocal_goto): Change parameter to be entire
19569 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
19570 (expand_builtin_prefetch): Likewise.
19571 (expand_builtin_classify_type): Likewise.
19572 (mathfn_built_in): Return NULL_TREE instead of 0.
19573 (expand_errno_check): Use new CALL_EXPR accessors.
19574 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
19575 Return NULL_RTX instead of 0.
19576 (expand_builtin_mathfn_2): Likewise.
19577 (expand_builtin_mathfn_3): Likewise.
19578 (expand_builtin_interclass_mathfn): Likewise.
19579 (expand_builtin_sincos): Likewise.
19580 (expand_builtin_cexpi): Likewise.
19581 (expand_builtin_int_roundingfn): Likewise.
19582 (expand_builtin_int_roundingfn_2): Likewise.
19583 (expand_builtin_pow): Likewise.
19584 (expand_builtin_powi): Likewise.
19585 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
19586 of arglist, fixing callers appropriately. Use new CALL_EXPR
19587 accessors and constructors. Return NULL_RTX instead of 0.
19588 (expand_builtin_strstr): Likewise.
19589 (expand_builtin_strchr): Likewise.
19590 (expand_builtin_strrchr): Likewise.
19591 (expand_builtin_strpbrk): Likewise.
19592 (expand_builtin_memcpy): Likewise.
19593 (expand_builtin_mempcpy): Likewise.
19594 (expand_builtin_mempcpy_args): New.
19595 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
19596 (expand_builtin_memmove_args): New.
19597 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
19598 (expand_movstr): Likewise.
19599 (expand_builtin_strcpy): Likewise.
19600 (expand_builtin_strcpy_args): New.
19601 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
19602 (expand_builtin_strncpy): Likewise.
19603 (expand_builtin_memset): Likewise.
19604 (expand_builtin_memset_args): New.
19605 (expand_builtin_bzero): Similarly to expand_builtin_memset.
19606 (expand_builtin_memcmp): Likewise.
19607 (expand_builtin_strcmp): Likewise.
19608 (expand_builtin_strncmp): Likewise.
19609 (expand_builtin_strcat): Likewise.
19610 (expand_builtin_strncat): Likewise.
19611 (expand_builtin_strspn): Likewise.
19612 (expand_builtin_strcspn): Likewise.
19613 (expand_builtin_args_info): Likewise.
19614 (expand_builtin_va_start): Likewise.
19615 (gimplify_va_arg_expr): Likewise.
19616 (expand_builtin_va_end): Likewise.
19617 (expand_builtin_va_copy): Likewise.
19618 (expand_builtin_frame_address): Likewise.
19619 (expand_builtin_alloca): Likewise.
19620 (expand_builtin_bswap): Likewise.
19621 (expand_builtin_unop): Likewise.
19622 (expand_builtin_fputs): Likewise.
19623 (expand_builtin_expect): Likewise.
19624 (expand_builtin_fabs): Likewise.
19625 (expand_builtin_copysign): Likewise.
19626 (expand_builtin_printf): Likewise.
19627 (expand_builtin_fprintf): Likewise.
19628 (expand_builtin_sprintf): Likewise.
19629 (expand_builtin_init_trampoline): Likewise.
19630 (expand_builtin_signbit): Likewise.
19631 (expand_builtin_fork_or_exec): Likewise.
19632 (expand_builtin_sync_operation): Likewise.
19633 (expand_builtin_compare_and_swap): Likewise.
19634 (expand_builtin_lock_test_and_set): Likewise.
19635 (expand_builtin_lock_release): Likewise.
19636 (expand_builtin): Likewise.
19637 (builtin_mathfn_code): Likewise.
19639 (fold_builtin_constant_p): Pass call arguments individually instead
19640 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19641 accessors and constructors. Return NULL_TREE instead of 0.
19642 (fold_builtin_expect): Likewise.
19643 (fold_builtin_classify_type): Likewise.
19644 (fold_builtin_strlen): Likewise.
19645 (fold_builtin_nan): Likewise.
19646 (integer_valued_real_p): Likewise.
19647 (fold_trunc_transparent_mathfn): Likewise.
19648 (fold_fixed_mathfn): Likewise.
19649 (fold_builtin_cabs): Likewise.
19650 (fold_builtin_sqrt): Likewise.
19651 (fold_builtin_cbrt): Likewise.
19652 (fold_builtin_cos): Likewise.
19653 (fold_builtin_cosh): Likewise.
19654 (fold_builtin_tan): Likewise.
19655 (fold_builtin_sincos): Likewise.
19656 (fold_builtin_cexp): Likewise.
19657 (fold_builtin_trunc): Likewise.
19658 (fold_builtin_floor): Likewise.
19659 (fold_builtin_ceil): Likewise.
19660 (fold_builtin_round): Likewise.
19661 (fold_builtin_int_roundingfn): Likewise.
19662 (fold_builtin_bitop): Likewise.
19663 (fold_builtin_bswap): Likewise.
19664 (fold_builtin_logarithm): Likewise.
19665 (fold_builtin_hypot): Likewise.
19666 (fold_builtin_pow): Likewise.
19667 (fold_builtin_powi): Likewise.
19668 (fold_builtin_exponent): Likewise.
19669 (fold_builtin_memset): Likewise.
19670 (fold_builtin_bzero): Likewise.
19671 (fold_builtin_memory_op): Likewise.
19672 (fold_builtin_bcopy): Deleted; call site changed to invoke
19673 fold_builtin_memory_op directly.
19674 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
19675 (fold_builtin_strncpy): Likewise.
19676 (fold_builtin_memcmp): Likewise.
19677 (fold_builtin_strcmp): Likewise.
19678 (fold_builtin_strncmp): Likewise.
19679 (fold_builtin_signbit): Likewise.
19680 (fold_builtin_copysign): Likewise.
19681 (fold_builtin_isascii): Likewise.
19682 (fold_builtin_toascii): Likewise.
19683 (fold_builtin_isdigit): Likewise.
19684 (fold_builtin_fabs): Likewise.
19685 (fold_builtin_abs): Likewise.
19686 (fold_builtin_fmin_fmax): Likewise.
19687 (fold_builtin_carg): Likewise.
19688 (fold_builtin_classify): Likewise.
19689 (fold_builtin_unordered_cmp): Likewise.
19691 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
19692 New functions split out from fold_builtin_1.
19693 (fold_builtin_n): New.
19694 (fold_builtin_varargs): New.
19695 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
19697 (fold_call_expr): New.
19698 (build_function_call_expr): Rewrite to use new helper function.
19699 (fold_builtin_call_list): New.
19700 (build_call_expr): New.
19701 (fold_builtin_call_valist): New.
19702 (rewrite_call_expr): New.
19703 (validate_arg): New.
19704 (validate_arglist): Change parameter to be entire CALL_EXPR instead
19705 of an arglist. Change return type to bool. Use new CALL_EXPR
19708 (fold_builtin_strstr): Pass call arguments individually instead
19709 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19710 accessors and constructors. Return NULL_TREE instead of 0.
19711 (fold_builtin_strchr): Likewise.
19712 (fold_builtin_strrchr): Likewise.
19713 (fold_builtin_strpbrk): Likewise.
19714 (fold_builtin_strcat): Likewise.
19715 (fold_builtin_strncat): Likewise.
19716 (fold_builtin_strspn): Likewise.
19717 (fold_builtin_strcspn): Likewise.
19718 (fold_builtin_fputs): Likewise.
19719 (fold_builtin_next_arg): Likewise.
19720 (fold_builtin_sprintf): Likewise.
19722 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
19723 NULL_RTX instead of 0.
19724 (expand_builtin_memory_chk): Likewise.
19725 (maybe_emit_chk_warning): Likewise.
19726 (maybe_emit_sprintf_chk_warning): Likewise.
19728 (fold_builtin_object_size): Pass call arguments individually instead
19729 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19730 accessors and constructors. Return NULL_TREE instead of 0.
19731 (fold_builtin_memory_chk): Likewise.
19732 (fold_builtin_stxcpy_chk): Likewise.
19733 (fold_builtin_strncpy_chk): Likewise.
19734 (fold_builtin_strcat_chk): Likewise.
19735 (fold_builtin_strcat_chk): Likewise.
19736 (fold_builtin_strncat_chk): Likewise.
19737 (fold_builtin_sprintf_chk): Likewise.
19738 (fold_builtin_snprintf_chk): Likewise.
19739 (fold_builtin_printf): Likewise.
19740 (fold_builtin_vprintf): Likewise.
19742 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
19744 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
19745 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19746 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
19747 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
19748 (fold_unary): Likewise.
19749 (fold_binary): Likewise.
19750 (fold_ternary): Remove CALL_EXPR case, since they are no longer
19751 ternary expressions.
19752 (fold): Add logic for tcc_vl_exp.
19753 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
19754 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19755 (fold_build3_stat): Add assertion to flag broken interface for
19756 constructing CALL_EXPRs.
19757 (fold_build_call_list): New.
19758 (fold_build_call_list_initializer): New.
19759 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
19761 (fold_strip_sign_ops): Likewise.
19763 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19764 Brooks Moses <brooks.moses@codesourcery.com>
19765 Lee Millward <lee.millward@codesourcery.com>
19767 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
19768 accessors and dump arguments explicitly.
19770 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
19772 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
19774 (print_call_name): Use new CALL_EXPR accessors.
19776 * print-tree.c (print_node): Add case tcc_vl_exp. Print
19777 CALL_EXPR arguments explicitly instead of as a list. Use
19778 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19780 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
19781 (vrp_visit_stmt): Likewise.
19783 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
19784 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
19786 (force_move_till_expr): Likewise.
19788 * targhooks.c (default_external_stack_protect_fail): Use
19789 build_call_expr instead of build_function_call_expr.
19790 (default_hidden_stack_protect_fail): Likewise.
19792 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
19795 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
19796 and walk arguments explicitly.
19798 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
19799 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19800 (expand_simple_operations): Likewise.
19801 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
19803 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
19804 of TREE_CODE_LENGTH.
19805 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
19807 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
19808 instead of TREE_CODE_LENGTH.
19810 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
19811 (tree_ic_transform): Likewise.
19812 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
19813 parameter instead of arglist. Fix callers.
19814 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
19815 (tree_stringops_transform): Likewise.
19816 (tree_indirect_call_to_profile): Likewise.
19817 (tree_stringops_values_to_profile): Likewise.
19819 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
19820 (eliminate_tail_call): Likewise.
19822 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
19824 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19825 Use TREE_OPERAND_LENGTH and generalize to handle any number of
19827 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
19829 * omp-low.c (build_omp_barrier): Use build_call_expr.
19830 (lower_rec_input_clauses): Likewise.
19831 (lower_reduction_clauses): Likewise.
19832 (expand_parallel_call): Likewise.
19833 (maybe_catch_exception): Likewise.
19834 (expand_omp_for_generic): Likewise.
19835 (expand_omp_for_static_nochunk): Likewise.
19836 (expand_omp_sections): Likewise.
19837 (lower_omp_single_simple): Likewise.
19838 (lower_omp_single_copy): Likewise.
19839 (lower_omp_master): Likewise.
19840 (lower_omp_ordered): Likewise.
19841 (lower_omp_critical): Likewise.
19843 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
19844 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
19846 * tree-gimple.c (is_gimple_call_addr): Fix doc.
19847 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
19848 TREE_CODE_LENGTH. Add tcc_vl_exp case.
19850 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
19851 and generalize to handle any number of operands.
19852 (chrec_contains_undetermined): Likewise.
19853 (tree_contains_chrecs): Likewise.
19854 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
19856 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
19858 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
19859 fold_call_expr instead of fold_builtin.
19860 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
19861 match declarations there.
19862 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
19865 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
19866 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19868 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
19869 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
19871 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
19874 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
19875 (execute_cse_sincos): Use new CALL_EXPR accessors.
19877 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
19879 * gimple-low.c (lower_function_body): Use build_call_expr.
19880 (lower_builtin_setjmp): Likewise.
19882 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
19883 (set_storage_via_libcall): Likewise.
19884 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
19885 instead of TREE_CODE_LENGTH.
19886 (expand_expr_real_1): Use new CALL_EXPR accessors.
19888 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
19889 generalize to handle any number of operands.
19890 (TB_parent_eq): Likewise.
19892 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
19893 (strip_builtin_expect): Likewise.
19895 * function.c (gimplify_parameters): Use build_call_expr.
19897 * tree-vectorizer.c (vect_is_simple_reduction): Use
19898 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19900 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
19901 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
19903 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
19906 * gimplify.c (build_stack_save_restore): Use build_call_expr.
19907 (gimplify_decl_expr): Likewise.
19908 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
19909 Use new CALL_EXPR iterators.
19910 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
19911 (gimplify_modify_expr_to_memset): Likewise.
19912 (gimplify_variable_sized_compare): Likewise.
19913 (gimplify_omp_atomic_fetch_op): Likewise.
19914 (gimplify_omp_atomic_pipeline): Likewise.
19915 (gimplify_omp_atomic_mutex): Likewise.
19916 (gimplify_function_tree): Likewise.
19918 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
19919 (call_expr_flags): Likewise.
19920 (expand_call): Likewise.
19922 * except.c (expand_builtin_eh_return_data_regno): Pass entire
19923 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19926 * coverage.c (create_coverage): Use build_call_expr.
19928 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
19929 (temp_call_expr_obstack): New.
19930 (pool_copy_list): Delete.
19931 (temp_copy_call_expr): New.
19932 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
19933 CALL_EXPR accessors. Get rid of special goo for copying argument
19934 lists and use temp_copy_call_expr instead.
19935 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
19936 CALL_EXPR accessors.
19937 (create_expression_by_pieces): Likewise. Use build_call_array
19938 to construct the result instead of fold_build3.
19939 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
19940 dealing with argument lists.
19941 (init_pre): Remove references to expression_node_pool and
19942 list_node_pool. Init temp_call_expr_obstack instead.
19943 (fini_pre): Remove references to expression_node_pool and
19946 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
19947 and walk arguments explicitly instead of as a list.
19949 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
19950 (mx_register_decls): Likewise.
19951 (mudflap_register_call): Likewise.
19952 (mudflap_finish_file): Likewise.
19954 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
19955 (ipa_callsite_compute_param): Likewise.
19957 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
19958 accessors and constructor.
19960 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
19961 accessors and constructor.
19962 (convert_tramp_reference): Likewise.
19963 (convert_call_expr): Likewise.
19964 (finalize_nesting_tree_1): Likewise.
19966 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
19969 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
19971 * tree-inline.c (initialize_inlined_parameters): Pass entire
19972 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19974 (estimate_num_insns_1): Use new CALL_EXPR accessors.
19975 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
19977 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
19978 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19979 (vectorizable_reduction): Likewise.
19980 (vectorizable_call): Use new CALL_EXPR iterators.
19981 (vectorizable_conversion): Use build_call_expr.
19982 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
19983 (vect_gen_widened_results_half): Use build_call_expr.
19984 (vect_setup_realignment): Likewise.
19985 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
19987 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
19988 (pass_through_call): Likewise.
19989 (compute_object_sizes): Likewise. Use fold_call_expr instead of
19992 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
19993 (tree_gen_pow2_profiler): Likewise.
19994 (tree_gen_one_value_profiler): Likewise.
19995 (tree_gen_ic_func_profiler): Likewise.
19996 (tree_gen_average_profiler): Likewise.
19997 (tree_gen_ior_profiler): Likewise.
19999 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
20000 (find_func_aliases): Use new CALL_EXPR accessors. Add case
20001 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20003 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
20004 of TREE_CODE_LENGTH.
20006 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
20007 of TREE_CODE_LENGTH.
20009 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
20011 (convert_to_integer): Likewise.
20013 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
20016 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20017 Brooks Moses <brooks.moses@codesourcery.com>
20018 Lee Millward <lee.millward@codesourcery.com>
20020 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
20022 * config/frv/frv.c (frv_expand_builtin): Likewise.
20023 * config/s390/s390.c (s390_expand_builtin): Likewise.
20025 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
20026 (sparc_expand_builtin): Use new CALL_EXPR accessors.
20028 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
20029 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
20030 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
20031 (ix86_expand_store_builtin): Likewise.
20032 (ix86_expand_unop_builtin): Likewise.
20033 (ix86_expand_unop1_builtin): Likewise.
20034 (ix86_expand_sse_compare): Likewise.
20035 (ix86_expand_sse_comi): Likewise.
20036 (ix86_expand_vec_init_builtin): Likewise.
20037 (ix86_expand_vec_ext_builtin): Likewise.
20038 (ix86_expand_vec_set_builtin): Likewise.
20039 (ix86_expand_builtin): Use new CALL_EXPR accessors.
20041 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
20042 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
20044 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
20045 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
20046 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
20048 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
20050 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
20051 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
20052 arglist. Use new CALL_EXPR accessors. Fix callers.
20053 (altivec_expand_abs_builtin): Likewise.
20054 (rs6000_expand_binop_builtin): Likewise.
20055 (altivec_expand_predicate_builtin): Likewise.
20056 (altivec_expand_lv_builtin): Likewise.
20057 (spe_expand_stv_builtin): Likewise.
20058 (altivec_expand_stv_builtin): Likewise.
20059 (rs6000_expand_ternop_builtin): Likewise.
20060 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
20061 (altivec_expand_st_builtin): Likewise.
20062 (altivec_expand_dst_builtin): Likewise.
20063 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
20064 arglist. Use new CALL_EXPR accessors. Fix callers.
20065 (altivec_expand_vec_set_builtin): Likewise.
20066 (altivec_expand_vec_ext_builtin): Likewise.
20067 (altivec_expand_builtin): Use new CALL_EXPR accessors.
20068 (spe_expand_builtin): Likewise.
20069 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
20070 arglist. Use new CALL_EXPR accessors. Fix callers.
20071 (spe_expand_evsel_builtin): Likewise.
20072 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
20073 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
20075 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
20076 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
20077 (arm_expand_unop_builtin): Likewise.
20078 (arm_expand_builtin): Use new CALL_EXPR accessors.
20080 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
20083 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
20084 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
20086 (bfin_expand_unop_builtin): Likewise.
20087 (bfin_expand_builtin): Use new CALL_EXPR accessors.
20089 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20090 Brooks Moses <brooks.moses@codesourcery.com>
20091 Lee Millward <lee.millward@codesourcery.com>
20093 * c-semantics.c (build_stmt): Add internal diagnostic check.
20095 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
20096 accessors. Print arguments explicitly instead of as a list.
20098 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
20100 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
20101 (c_finish_omp_flish): Likewise.
20103 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
20104 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
20105 instead of TREE_CODE_LENGTH.
20106 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
20107 (c_warn_unused_result): Likewise.
20109 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20112 * doc/invoke.texi (Warning Options): Remove
20113 -Werror-implicit-function-declaration.
20114 (Wimplicit-function-declaration): Update description.
20115 * opts.c (common_handle_option): Move handling of -Werror=* to...
20116 (enable_warning_as_error): ...here.
20117 * opts.h (enable_warning_as_error): Declare.
20118 * c-decl.c (implicit_decl_warning): Unless
20119 -Wno-implicit-function-declaration is given, emit a pedwarn if
20120 -std=c99 or emit a warning if -Wimplicit-function-declaration.
20121 * c.opt (Wimplicit-function-declaration): Replace
20122 mesg_implicit_function_declaration with
20123 warn_implicit_function_declaration.
20124 * c-opts.c (c_common_handle_option):
20125 -Werror-implicit-function-declaration is exactly equal as
20126 -Werror=implicit-function-declaration.
20127 (set_Wimplicit): Replace mesg_implicit_function_declaration with
20128 warn_implicit_function_declaration.
20129 (c_common_post_options): -Wimplict-function-declaration is enabled
20130 by default by -std=c99, otherwise is disabled by default.
20131 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
20133 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
20135 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
20136 DECL on the rhs to a DECL on the lhs for debug info purposes if the
20137 former is ignored but not the latter.
20139 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
20141 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
20142 is made and the reference doesn't use the alias set of its type,
20143 do not create the temporary using that type.
20145 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
20147 * jump.c: Remove prototypes for delete_computation and
20148 delete_prior_computation.
20150 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
20152 * jump.c (get_label_after): Delete.
20153 (get_label_before, delete_computation, delete_jump,
20154 delete_prior_computation, follow_jumps): Move...
20155 * reorg.c (delete_computation, delete_prior_computation): ... here...
20156 (get_label_before, delete_jump): ... making these static ...
20157 (follow_jumps): ... and simplifying this since it only runs after
20159 * rtl.h (get_label_after, get_label_before, delete_jump,
20160 follow_jumps): Delete prototypes.
20162 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
20164 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
20166 2007-02-15 Nick Clifton <nickc@redhat.com>
20168 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
20169 order to prevent it from being munged by the target.
20171 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
20173 * config/i386/i386.md: Remove misleading comment.
20175 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20177 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
20178 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
20181 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20183 * tree-sra.c (instantiate_missing_elements): Canonicalize
20185 (sra_build_assignment): New.
20186 (generate_copy_inout, generate_element_copy,
20187 generate_element_zero, generate_one_element_init): Use it.
20189 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20191 * tree-sra.c (instantiate_missing_elements): Canonicalize
20193 (sra_build_assignment): New.
20194 (generate_copy_inout, generate_element_copy,
20195 generate_element_zero, generate_one_element_init): Use it.
20197 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20199 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
20202 2007-02-14 Joseph Myers <joseph@codesourcery.com>
20204 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
20205 types as aggregates not scalars.
20206 * function.c (assign_stack_temp_for_type): Likewise.
20208 2007-02-14 Roger Sayle <roger@eyesopen.com>
20209 Zdenek Dvorak <dvorakz@suse.cz>
20211 * tree-dump.c (dump_switch_p_1): Require exact match of the option
20214 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
20216 * passes.c (next_pass_1): Clear the next field of the copied
20219 2007-02-14 Richard Henderson <rth@redhat.com>
20221 * tree-sra.c (early_sra): New.
20222 (decl_can_be_decomposed_p): Deny va_list if early_sra.
20223 (tree_sra_early, pass_sra_early): New.
20224 * tree-pass.h (pass_sra_early): Declare.
20225 * passes.c (init_optimization_passes): Use it.
20227 2007-02-14 Richard Guenther <rguenther@suse.de>
20229 * flags.h (issue_strict_overflow_warning): Convert to a macro.
20231 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
20233 PR tree-optimization/30771
20234 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
20236 (vect_analyze_operations): Induction phis can now be marked as
20238 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
20239 Update documentation accordingly.
20241 2007-02-14 Nick Clifton <nickc@redhat.com>
20243 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
20244 most 3 arguments are supported.
20245 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
20247 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
20249 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
20250 Ensure dst->current is valid.
20252 2007-02-13 Paul Brook <paul@codesourcery.com>
20254 * config.gcc: Add arm*-*-uclinux-*eabi.
20255 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
20256 (SUBTARGET_EXTRA_LINK_SPEC): Define.
20257 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
20258 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
20259 (LINK_SPEC): Define.
20260 (LIB_SPEC): Define.
20261 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
20263 * config/arm/uclinux-eabi.h: New file.
20264 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
20265 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
20268 2007-02-13 Ian Lance Taylor <iant@google.com>
20270 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
20271 * flags.h (warn_strict_overflow): Declare.
20272 (enum warn_strict_overflow_code): Define.
20273 (issue_strict_overflow_warning): New static inline function.
20274 * opts.c (warn_strict_overflow): New variable.
20275 (common_handle_option): Handle OPT_Wstrict_overflow and
20276 OPT_Wstrict_overflow_.
20277 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
20279 * fold-const.c: Include intl.h.
20280 (fold_deferring_overflow_warnings): New static variable.
20281 (fold_deferred_overflow_warning): New static variable.
20282 (fold_deferred_overflow_code): New static variable.
20283 (fold_defer_overflow_warnings): New function.
20284 (fold_undefer_overflow_warnings): New function.
20285 (fold_undefer_and_ignore_overflow_warnings): New function.
20286 (fold_deferring_overflow_warnings_p): New function.
20287 (fold_overflow_warning): New static function.
20288 (make_range): Add strict_overflow_p parameter. Change all
20290 (extract_muldiv, extract_muldiv_1): Likewise.
20291 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
20292 tree_expr_nonnegative_p.
20293 (fold_negate_expr): Call fold_overflow_warning.
20294 (fold_range_test): Likewise.
20295 (fold_comparison): Likewise.
20296 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
20297 instead of tree_expr_nonnegative_p.
20298 (tree_expr_nonnegative_warnv_p): Rename from
20299 tree_expr_nonnegative_p, add strict_overflow_p parameter.
20300 (tree_expr_nonnegative_p): New function.
20301 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
20302 strict_overflow_p parameter.
20303 (tree_expr_nonzero_p): New function.
20304 * passes.c (verify_interpass_invariants): New static function.
20305 (execute_one_pass): Call it.
20306 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
20308 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
20309 (estimate_numbers_of_iterations): Likewise.
20310 (scev_probably_wraps_p): Likewise.
20311 * tree-ssa-ccp.c: Include "toplev.h".
20312 (evaluate_stmt): Defer fold overflow warnings until we know we are
20314 (struct fold_stmt_r_data): Add stmt field.
20315 (fold_stmt_r): Defer fold overflow warnings until we know we
20317 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
20318 (fold_stmt_inplace): Likewise.
20319 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
20320 (cleanup_control_expr_graph): Defer fold overflow warnings until
20321 we know we are going to optimize.
20322 * tree-cfg.c (fold_cond_expr_cond): Likewise.
20323 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
20325 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
20326 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
20327 * tree-ssa-loop-manip.c (create_iv): Likewise.
20328 * c-typeck.c (build_conditional_expr): Likewise.
20329 (build_binary_op): Likewise.
20330 * tree-vrp.c (vrp_expr_computes_nonzero): Call
20331 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
20332 (extract_range_from_unary_expr): Likewise.
20333 * simplify-rtx.c (simplify_const_relational_operation): Warn when
20334 assuming that signed overflow does not occur.
20335 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
20336 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
20337 (fold_defer_overflow_warnings): Declare.
20338 (fold_undefer_overflow_warnings): Declare.
20339 (fold_undefer_and_ignore_overflow_warnings): Declare.
20340 (fold_deferring_overflow_warnings_p): Declare.
20341 (tree_expr_nonzero_warnv_p): Declare.
20342 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
20343 of warning options.
20344 (Warning Options): Document -Wstrict-overflow.
20345 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
20346 (tree-ssa-ccp.o): Likewise.
20347 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
20348 (fold-const.o): Depend on intl.h.
20350 2007-02-13 Ian Lance Taylor <iant@google.com>
20352 PR middle-end/30751
20353 * lower-subreg.c (resolve_simple_move): Decompose subregs in
20356 2007-02-13 Stuart Hastings <stuart@apple.com>
20358 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
20360 2007-02-13 Richard Henderson <rth@redhat.com>
20362 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
20363 handled_component_p before looking for the indirect_ref.
20365 2007-02-13 Richard Henderson <rth@redhat.com>
20367 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
20368 remove flags clobber.
20369 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
20370 (bswaphi_lowpart): New.
20371 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
20372 remove TARGET_BSWAP test. Delete expander of the same name.
20374 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
20375 (expand_unop): Use them.
20377 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
20379 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
20380 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
20381 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
20382 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
20383 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
20384 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
20385 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
20386 assembler dialect choice from asm templates.
20388 2007-02-12 Richard Henderson <rth@redhat.com>
20390 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
20391 (fixuns_trunc<SSEMODEF>si2): Use it.
20392 * config/i386/sse.md (vec_setv4sf_0): Export.
20393 * config/i386/i386.c (ix86_build_const_vector): Export.
20394 (ix86_split_convert_uns_si_sse): Rename from
20395 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
20396 * config/i386/i386-protos.h: Update.
20398 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20401 * c-typeck.c (c_finish_return): Improve warning message.
20403 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20405 * alias.c (find_symbolic_term): Delete unused function.
20407 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
20409 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
20410 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
20411 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
20413 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
20415 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
20416 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
20417 the function, temporarily point the debug interface to the null one.
20419 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
20421 * dwarf2out.c (round_up_to_align): New static function.
20422 (field_byte_offset): Use it to round the offset.
20424 2007-02-12 Richard Henderson <rth@redhat.com>
20426 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
20427 (inswl_const): Export.
20429 2007-02-12 Richard Henderson <rth@redhat.com>
20431 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
20432 result mode of the libcall, convert back to outmode.
20434 2007-02-12 Roger Sayle <roger@eyesopen.com>
20436 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
20437 (bswapdi2): New define_expand to implement 32-bit implementation.
20439 2007-02-12 Nick Clifton <nickc@redhat.com>
20441 * doc/invoke.texi (Overall Options): Document --help=.
20442 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
20443 (cc1_options): Pass --help= on to cc1.
20444 (display_help): Add description of --help=.
20445 (process_command): Add code to handle --help=. Allow translated
20446 --help and --target-help switches to be passed on to compiler
20448 (main): Remove unused if statement.
20449 * opts.c (columns): Remove.
20450 (LEFT_COLUMN): Define.
20451 (wrap_help): Add columns argument.
20452 (print_filtered_help): Change parameters to be an include bitmask,
20453 an exclude bitmask, an any bitmask and the column width. Move the
20454 code to display the params list here. Add code to display the
20455 status of options rather than their descriptions if the quiet flag
20457 (print_specific_help): Change parameters to be an include bitmask,
20458 an exclude bitmask and an any bitmask. Move code to look up the
20459 column width here. Decide upon the title for an options listing.
20460 (common_handle_options): Add code to handle --help=. Adapt code
20461 for --help and --target-help to use the revised form of the
20462 print_specific_help function.
20463 (print_help): Delete.
20464 (print_param_help): Delete.
20465 (print_switch): Delete.
20466 * opts.h (cl_lang_count): Add prototype.
20467 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
20468 CL_MAX_OPTION_CLASS): New defines.
20469 * optc-gen.awk: Add construction of cl_lang_count.
20470 * c.opt: Add Warning attribute to warning options and Optimization
20471 attribute to optimization options.
20472 * common.opt: Likewise.
20474 Add -fhelp and -ftarget-help as aliases for the transformed --help
20475 and --target-help options.
20476 * opt-functions.awk: Add code to handle Warning and Optimization
20479 2007-02-12 Richard Henderson <rth@redhat.com>
20481 * config/alpha/constraints.md: New file.
20482 * config/alpha/alpha.c: Include tm-constrs.h.
20483 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
20484 alpha_extra_constraint): Remove.
20485 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
20486 * config/alpha/alpha-protos.h: Update.
20487 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
20488 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
20489 (EXTRA_CONSTRAINT): Remove.
20490 * config/alpha/alpha.md: Include constraints.md.
20491 (adddi splitter): Use satisfies_constraint_*.
20492 * config/alpha/predicates.md (add_operand): Likewise.
20493 (sext_add_operand, addition_operation): Likewise.
20495 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
20497 PR tree-optimization/29145
20498 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
20499 in our handling of restrict qualified pointers.
20501 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20504 * doc/invoke.texi (Wunused-value): Update description.
20505 (Wextra): Delete item.
20506 * opts.c (set_Wextra): Don't use the value of Wextra to set the
20507 value of Wunused-value.
20508 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
20509 (c_finish_stmt_expr): Don't check extra_warnings.
20510 (emit_side_effect_warnings): The caller is responsible to check
20513 2007-02-11 Roger Sayle <roger@eyesopen.com>
20514 Matt Thomas <matt@3am-software.com>
20516 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
20518 2007-02-11 Roger Sayle <roger@eyesopen.com>
20520 * simplify-rtx.c (simplify_relational_operation_1): Optimize
20521 comparisons of POPCOUNT against zero.
20522 (simplify_const_relational_operation): Likewise.
20524 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20526 * doc/invoke.texi (Wextra): Delete outdated paragraph.
20528 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20530 * dwarf2out.c (root_type): Delete unused function.
20532 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20534 * genattrtab.c (contained_in_p): Delete unused function.
20535 (write_expr_attr_cache): Likewise.
20537 2007-02-11 Jan Hubicka <jh@suse.cz>
20539 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
20542 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
20544 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
20545 to add the REG_EQ* note.
20546 * see.c (see_merge_one_use_extension): Likewise.
20547 * local-alloc.c (update_equiv_regs): Likewise. Also don't
20548 turn REG_EQUAL notes into REG_EQUIV notes if the target
20549 register may have more than one set.
20550 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
20551 * gcse.c (try_replace_reg): Likewise.
20552 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
20553 * calls.c (fixup_tail_calls): Likewise. Abort if there is
20554 more than one REG_EQUIV note.
20555 * reload1.c (gen_reload): Use set_unique_reg_note.
20557 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
20559 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
20560 (ix86_builtin_conversion): New function.
20562 2007-02-06 Mark Mitchell <mark@codesourcery.com>
20565 * tree.h (DECL_REPLACEABLE_P): New macro.
20566 * except.c (set_nothrow_function_flags): Likewise.
20568 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
20569 Ira Rosen <irar@il.ibm.com>
20570 Dorit Nuzman <dorit@il.ibm.com>
20572 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
20573 * targhooks.c (default_builtin_vectorized_conversion): New.
20574 * targhooks.h (default_builtin_vectorized_function): New declaration.
20575 * target.h (struct vectorize): Add builtin_conversion field.
20576 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
20577 stmt_vec_info_type value.
20578 (vectorizable_conversion): New declaration.
20579 * tree-vect-analyze.c (vect_analyze_operations): Add
20580 vectorizable_conversion call.
20581 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
20582 * tree-vect-transform.c (vectorizable_conversion): New function.
20583 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
20584 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
20586 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
20587 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
20588 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
20589 or ALTIVEC_BUILTIN_VCFSX.
20591 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20594 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
20595 CONST_DOUBLE and operand 0 is a hard register.
20596 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
20597 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
20598 is a hard floating-point register.
20600 2007-02-10 Richard Henderson <rth@redhat.com>
20601 Jakub Jelinek <jakub@redhat.com>
20602 Alexandre Oliva <aoliva@redhat.com>
20604 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
20605 * builtin-types.def (BT_WORD): Make unsigned.
20606 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
20607 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
20608 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
20609 * c-decl.c (grokdeclarator): Don't error if !have_tls.
20610 * c-parser.c (c_parser_omp_threadprivate): Likewise.
20611 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
20613 * expr.c (emutls_var_address): New.
20614 (expand_expr_real_1): Expand emulated tls.
20615 (expand_expr_addr_expr_1): Likewise.
20616 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
20617 * output.h (emutls_finish): Declare.
20618 * toplev.c (compile_file): Call it.
20619 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
20620 address before wrapping in CONST.
20621 * varasm.c (emutls_htab, emutls_object_type): New.
20622 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
20623 (get_emutls_object_name, get_emutls_object_type): New.
20624 (get_emutls_init_templ_addr, emutls_decl): New.
20625 (emutls_common_1, emutls_finish): New.
20626 (assemble_variable): When emulating tls, swap decls; generate
20627 constructor for the emutls objects.
20628 (do_assemble_alias): When emulating tls, swap decl and target name.
20629 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
20631 * varpool.c (decide_is_variable_needed): Look at force_output.
20632 Recurse for emulated tls.
20633 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
20634 with decide_is_variable_needed.
20635 * emutls.c: New file.
20636 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
20637 tls_object for real tls.
20639 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
20641 PR rtl-optimization/29599
20642 * reload1.c (eliminate_regs_in_insn): Take the destination
20643 mode into account when computing the offset.
20645 2007-02-09 Stuart Hastings <stuart@apple.com>
20646 Richard Henderson <rth@redhat.com>
20648 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
20649 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
20650 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
20651 fixuns_truncdfhi2): New.
20652 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
20653 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
20654 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
20655 (floatunssidf2): Allow nonimmediate source.
20656 * config/i386/sse.md (movdi_to_sse): New.
20657 (vec_concatv2di): Drop '*'.
20658 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
20659 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20660 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
20662 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
20663 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20664 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
20665 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
20666 (ix86_build_signbit_mask): Fix decl of v, refactor to call
20667 ix86_build_const_vector.
20668 (x86_emit_floatuns): Rewrite.
20670 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20672 * genautomata.c (longest_path_length): Delete unused function.
20673 (struct state): Delete unused longest_path_length.
20674 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
20675 (get_free_state): Delete unused.
20677 2007-02-09 Jan Hubicka <jh@suse.cz>
20679 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
20680 * doc/invoke.texi (inline-unit-growth): Update default value.
20682 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
20683 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
20684 (rebuild_cgraph_edges): Likewise.
20685 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
20686 (dump_cgraph_node): Dump frequencies.
20687 (cgraph_clone_edge): Add frequency scales.
20688 (cgraph_clone_node): Add freuqnecy.
20689 * cgraph.h (cgraph_edge): Add freuqnecy argument.
20690 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
20691 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
20692 * tree-pass.h (TODO_rebuild_frequencies): New constant.
20693 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
20694 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
20695 (save_inline_function_body): Likewise.
20696 * ipa-inline.c: inluce rtl.h
20697 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
20698 (cgraph_edge_badness): Use frequencies.
20699 (cgraph_decide_recursive_inlining): Update clonning.
20700 (cgraph_decide_inlining_of_small_function): Dump frequency.
20701 * predict.c (estimate_bb_frequencies): Export.
20702 * predict.h (estimate_bb_frequencies): Declare.
20703 * tree-inline.c (copy_bb): Watch overflows.
20704 (expand_call_inline): Update call of cgraph_create_edge.
20705 (optimize_inline_calls): Use TODO flags to update frequnecies.
20706 * passes.h: Include predict.h
20707 (init_optimization_passes): Move profile ahead.
20708 (execute_function_todo): Handle TODO_rebuild_frequencies.
20710 2007-02-09 Roger Sayle <roger@eyesopen.com>
20712 * config/alpha/alpha.c (emit_insxl): Force the first operand of
20713 the insbl or inswl pattern into a register.
20715 2007-02-09 Roger Sayle <roger@eyesopen.com>
20717 * config/ia64/ia64.md (bswapdi2): New define_insn.
20719 2007-02-09 Richard Henderson <rth@redhat.com>
20721 * config/i386/constraints.md (Ym): New constraint.
20722 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
20723 (movdi_1_rex64): Split sse and xmm general register moves from
20724 memory move alternatives. Use conditional register constraints.
20725 (movsf_1, movdf_integer): Likewise.
20726 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
20727 (movdf_integer_rex64): New.
20728 (pushsf_rex64): Fix output constraints.
20729 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
20730 (sse2_stored): Likewise.
20731 (sse2_storeq_rex64): New.
20732 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
20733 amd and not generic.
20734 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
20735 for optimize_size. Remove SF/DFmode hack.
20737 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20739 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
20742 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
20743 Richard Sandiford <richard@codesourcery.com>
20745 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
20746 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
20747 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
20748 m68k/t-mlib to tmake_file.
20749 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
20750 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
20751 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
20752 Allow it to be cf or m68k. Set m68k_arch_family. If that
20753 variable is not empty, add t-$m68k_arch_family to tmake_file.
20754 Add t-mlibs to tmake_file.
20755 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
20756 * config/m68k/t-cf: New file.
20757 * config/m68k/t-m68k: Likewise.
20758 * config/m68k/t-mlibs: Likewise.
20759 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20760 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20761 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
20762 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20763 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
20765 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
20766 (INSTALL_LIBGCC): Delete.
20767 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
20768 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20769 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20770 (M68K_MLIB_CPU): Define.
20771 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20772 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20773 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
20775 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
20776 Richard Guenther <rguenther@suse.de>
20778 PR middle-end/23361
20779 * fold-const.c (fold_comparison): Handle obfuscated comparisons
20780 against INT_MIN/INT_MAX.
20781 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
20782 file if a loop is removed.
20784 2007-02-09 Joseph Myers <joseph@codesourcery.com>
20786 * calls.c (store_one_arg): Pass correct alignment to
20787 emit_push_insn for non-BLKmode values.
20788 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
20789 unaligned stack slot via a suitably aligned slot.
20791 2007-02-08 DJ Delorie <dj@redhat.com>
20793 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
20795 (legal_subregs): Use unsigned char, make const.
20796 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
20798 2007-02-08 Paul Brook <paul@codesourcery.com>
20800 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
20801 special interworking needed.
20803 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
20805 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
20806 conditional to __SSE2__.
20807 (Entries below should have been added to first ChangeLog
20808 entry for amdfam10 dated 2007-02-05)
20809 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
20811 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
20813 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
20816 2007-02-08 DJ Delorie <dj@redhat.com>
20818 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
20819 * config/m32c/m32c.c (legal_subregs): New.
20820 (m32c_illegal_subreg_p): New.
20821 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
20822 unsupported subregs of hard regs.
20824 2007-02-08 Jan Hubicka <jh@suse.cz>
20826 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
20827 the same one; always update histograms.
20829 2007-02-08 Diego Novillo <dnovillo@redhat.com>
20831 * passes.c (init_optimization_passes): Tidy comment.
20833 2007-02-08 Roger Sayle <roger@eyesopen.com>
20835 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
20836 strip zero_extend, bswap and rotates from POCOUNT's argument.
20837 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
20838 zero_extend and rotates from PARITY's argument.
20839 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
20840 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
20841 of an integer constant at compile-time.
20843 2007-02-08 Diego Novillo <dnovillo@redhat.com>
20846 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
20848 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
20851 * tree-ssa-live.c (remove_unused_locals): Do not remove
20852 TREE_ADDRESSABLE variables.
20853 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
20854 * tree-ssa-operands.c (add_virtual_operand): Remove argument
20855 FOR_CLOBBER. Update all users.
20856 If VAR has an associated alias set, add a virtual operand for
20857 it if no alias is found to conflict with the memory reference.
20859 2007-02-07 Jan Hubicka <jh@suse.cz>
20860 Robert Kidd <rkidd@crhc.uiuc.edu>
20862 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
20864 2007-02-07 Ian Lance Taylor <iant@google.com>
20866 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
20868 2007-02-07 Roger Sayle <roger@eyesopen.com>
20870 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
20871 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
20872 tablejumpdi, movsi_to_cr_one): Remove constraints from
20873 define_expand's match_operands.
20875 2007-02-07 Roger Sayle <roger@eyesopen.com>
20877 * global.c (compute_regsets): Move declatation of "i" inside of
20878 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
20880 2007-02-07 Jakub Jelinek <jakub@redhat.com>
20883 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
20884 of INDIRECT_REF <RESULT_DECL>.
20886 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
20888 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
20889 Kaz Kojima <kkojima@gcc.gnu.org>
20892 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
20894 (sh_initialize_trampoline): Add parentheses to avoid a warning.
20896 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
20898 * doc/loop.texi: Document possibility not to perform disambiguation
20899 of loops with multiple latches.
20900 * cfgloopmanip.c (alp_enum_p): Removed.
20901 (add_loop): Handle subloops. Use get_loop_body_with_size.
20902 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
20903 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
20904 the new forwarder block.
20905 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
20906 Handle the case latch is NULL.
20907 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
20908 modifications when marking loop exits.
20909 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
20911 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
20912 disambiguate_loops_with_multiple_latches.
20913 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
20914 before fix_loop_structure.
20915 * cfgloop.c: Include pointer-set.h and output.h.
20916 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
20917 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
20918 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
20919 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
20920 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
20921 disambiguate_multiple_latches, get_loop_body_with_size,
20922 disambiguate_loops_with_multiple_latches): New functions.
20923 (flow_loop_dump): Dump multiple latch edges.
20924 (flow_loop_nodes_find): Handle loops with multiple latches.
20925 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
20926 (glb_enum_p): Modified.
20927 (get_loop_body): Use get_loop_body_with_size.
20928 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
20929 (AVOID_CFG_MODIFICATIONS): New constant.
20930 (disambiguate_loops_with_multiple_latches, add_loop,
20931 get_loop_body_with_size): Declare.
20932 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
20934 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
20936 PR inline-asm/28686
20937 * global.c (compute_regsets): New function.
20938 (global_alloc): Refactored ELIMINABLE_REGSET
20939 and NO_GLOBAL_ALLOC_REGS computation out.
20940 (rest_of_handle_global_alloc): Call compute_regsets()
20941 for non-optimizing case.
20943 2007-02-06 Richard Henderson <rth@redhat.com>
20945 * config/i386/constraints.md (Y2): Rename from Y.
20946 (Yi): New constraint.
20947 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
20948 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
20949 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
20950 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
20951 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
20952 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
20953 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
20954 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
20955 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
20956 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
20957 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
20958 vec_extractv2si_1): Change Y constraints to Y2.
20959 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
20960 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
20961 Change Y constraints to Y2.
20962 (sse2_loadld): Change Y constraints to x.
20964 2007-02-06 Roger Sayle <roger@eyesopen.com>
20966 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
20967 (parity<mode>2): New define_expand using rs6000_emit_parity.
20968 * config/rs6000/rs6000.c (rs6000_emit_popcount,
20969 rs6000_emit_parity): New functions.
20970 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
20971 rs6000_emit_parity): Prototype here.
20973 2007-02-06 Ian Lance Taylor <iant@google.com>
20975 * lower-subreg.c (simple_move_operand): Reject CONST.
20976 (resolve_clobber): Call validate_change rather than directly
20977 assigning to XEXP (pat, 0).
20979 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20981 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
20982 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
20983 (tree-cfg.o): Remove hashtab.h dependency.
20985 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
20986 (struct ivopts_data): Change niters to pointer_map_t.
20987 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
20988 (niter_for_exit): Create pointer_map on demand. Change for
20990 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
20991 (free_loop_data): Destroy data->niters if created and reset field.
20992 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
20993 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
20995 * tree-ssa-reassoc.c: Include pointer-set.h.
20996 (bb_rank): Change to long *.
20997 (operand_rank): Change to pointer_map_t.
20998 (find_operand_rank): Return long, -1 if not found. Declare as inline.
20999 (insert_operand_rank): Accept long.
21000 (operand_entry_hash, operand_entry_eq): Remove.
21001 (get_rank): Return long. Adjust for changes above.
21002 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
21004 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
21006 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
21007 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
21008 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
21010 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
21011 directly since it cannot be NULL.
21012 (get_vi_for_tree): Rewrite for pointer_map API.
21013 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
21014 (init_alias_vars): Create vi_for_tree as pointer_map.
21015 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
21017 * tree-cfg.c: Don't include hashtab.h.
21018 (edge_to_cases): Declare as pointer_map.
21019 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
21021 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
21022 (start_recording_case_labels): Create edge_to_cases as pointer_map.
21023 (end_recoding_case_labels): Cleanup edge_to_cases manually before
21025 (record_switch_edge): Delete.
21026 (get_cases_for_edge): Adjust for pointer_map API, inline
21027 record_switch_edge (rewritten for new API), remove goto.
21029 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
21031 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
21032 * tree-nested.c: Include pointer-set.h.
21033 (var_map_elt, var_map_eq, var_map_hash): Delete.
21034 (struct nesting_info): Remove GTY marker. Change the two htab_t's
21035 to pointer_map_t's.
21036 (nesting_info_bitmap_obstack): New.
21037 (lookup_field_for_decl): Adjust for pointer_map API.
21038 (lookup_tramp_for_decl): Adjust for pointer_map API.
21039 (get_nonlocal_debug_decl): Adjust for pointer_map API.
21040 (get_local_debug_decl): Adjust for pointer_map API.
21041 (convert_nl_goto_reference): Adjust for pointer_map API.
21042 (convert_nl_goto_receiver): Adjust for pointer_map API.
21043 (create_nesting_tree): Create outside GGC space. Create bitmap on
21044 the new obstack. Create field_map and var_map as pointer_maps.
21045 (free_nesting_tree): Adjust for changes to create_nesting_tree.
21047 (lower_nested_functions): Move root here, no need to NULL it.
21048 Initialize and release the obstack.
21050 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
21052 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
21053 Remove prototypes and make them non-static.
21054 (struct tree_int_map): Remove.
21055 * tree.h (struct tree_int_map): Move here, turning TO into an
21057 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
21059 * tree.h (TREE_COMPLEXITY): Remove.
21060 (struct tree_exp): Remove complexity field.
21061 * tree.c (build1_stat): Don't set it.
21063 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
21064 Victor Kaplansky <victork@il.ibm.com>
21066 * tree-vectorizer.c (vect_is_simple_use): Support induction.
21067 (vect_is_simple_reduction): Support reduction with induction as
21068 one of the operands.
21069 (vect_is_simple_iv_evolution): Fix formatting.
21070 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
21071 formatting. Don't mark induction phis for vectorization.
21072 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
21073 * tree-vect-transform.c (get_initial_def_for_induction): New function.
21074 (vect_get_vec_def_for_operand): Support induction.
21075 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
21077 (vectorizable_reduction): Support reduction with induction as one of
21079 (vectorizable_type_demotion): Use def-type of stmt argument rather
21080 than dummy def-type.
21082 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
21083 flag_tree_scev_cprop.
21084 * common.opt (tree-scev-cprop): New flag.
21086 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
21087 call to vect_get_new_vect_var.
21089 2007-02-06 Ira Rosen <irar@il.ibm.com>
21091 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
21092 vectype is not NULL.
21093 (vect_pattern_recog_1): Likewise.
21095 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21097 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
21098 (fold_negate_expr): Likewise.
21100 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
21103 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
21104 even if cv-qualification is the same.
21106 2007-02-05 Geoffrey Keating <geoffk@apple.com>
21108 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
21109 __enable_execute_stack on completion.
21111 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21113 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
21114 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
21115 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
21116 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
21117 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
21118 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
21119 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
21120 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
21122 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21124 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
21125 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
21126 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
21127 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
21128 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
21129 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
21130 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
21131 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
21132 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
21133 umuldi3_highpart_rex64, umulsi3_highpart_insn,
21134 umulsi3_highpart_zext, smuldi3_highpart_rex64,
21135 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
21136 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
21137 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
21138 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
21139 sqrtextenddfxf2_i387): Added amdfam10_decode.
21141 * config/i386/athlon.md (athlon_idirect_amdfam10,
21142 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
21143 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
21144 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
21145 athlon_ivector_store_amdfam10): New define_insn_reservation.
21146 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
21149 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21151 * config/i386/athlon.md (athlon_call_amdfam10,
21152 athlon_pop_amdfam10, athlon_lea_amdfam10): New
21153 define_insn_reservation.
21154 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
21155 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
21156 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
21158 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21160 * config/i386/athlon.md (athlon_sseld_amdfam10,
21161 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
21162 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
21164 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21166 * config/i386/athlon.md (athlon_sseins_amdfam10): New
21167 define_insn_reservation.
21168 * config/i386/i386.md (sseins): Added sseins to define_attr type
21169 and define_attr unit.
21170 * config/i386/sse.md: Set type attribute to sseins for insertq
21173 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21175 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
21176 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
21177 ssecomi_load_amdfam10, ssecomi_amdfam10,
21178 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
21179 define_insn_reservation.
21180 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
21182 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21184 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
21185 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
21186 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
21187 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
21188 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
21189 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
21190 define_insn_reservation.
21192 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
21193 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
21194 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
21195 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
21196 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
21198 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21200 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
21201 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
21202 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
21203 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
21204 athlon_ssemul_load_k8): Added amdfam10.
21206 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21208 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
21209 (x86_sse_unaligned_move_optimal): New variable.
21211 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
21213 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
21214 for unaligned vector SSE double/single precision loads for AMDFAM10.
21216 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21218 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
21219 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
21220 Define TARGET_CPU_DEFAULT_amdfam10.
21221 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
21222 (processor_type): Add PROCESSOR_AMDFAM10.
21224 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
21225 processor_type in config/i386/i386.h.
21226 Enable imul peepholes for TARGET_AMDFAM10.
21228 * config.gcc: Add support for --with-cpu option for amdfam10.
21230 * config/i386/i386.c (amdfam10_cost): New variable.
21231 (m_AMDFAM10): New macro.
21232 (m_ATHLON_K8_AMDFAM10): New macro.
21233 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
21234 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
21235 x86_promote_QImode, x86_integer_DFmode_moves,
21236 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21237 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
21238 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
21239 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
21240 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
21241 Enable/disable for amdfam10.
21242 (override_options): Add amdfam10_cost to processor_target_table.
21243 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
21244 processor_alias_table.
21245 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
21246 (ix86_adjust_cost): Add code for amdfam10.
21248 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21250 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
21251 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
21252 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
21253 * config/i386/i386.h: Add builtin definition for SSE4A.
21254 * config/i386/i386.md: Add support for ABM instructions
21255 (popcnt and lzcnt).
21256 * config/i386/sse.md: Add support for SSE4A instructions
21257 (movntss, movntsd, extrq, insertq).
21258 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
21259 Add -march=amdfam10 flag.
21260 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
21261 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
21263 * doc/extend.texi: Add documentation for SSE4A builtins.
21265 2007-02-05 Bob Wilson <bob.wilson@acm.org>
21267 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
21269 2007-02-05 Richard Guenther <rguenther@suse.de>
21271 * tree-vectorizer.h (vectorizable_function): Add argument type
21272 argument, change return type.
21273 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
21274 * tree-vect-transform.c (vectorizable_function): Handle extra
21275 argument, return vectorized function decl.
21276 (build_vectorized_function_call): Remove.
21277 (vectorizable_call): Handle calls with result and argument types
21278 differing. Handle loop vectorization factor correctly.
21279 * targhooks.c (default_builtin_vectorized_function): Adjust for
21281 * targhooks.h (default_builtin_vectorized_function): Likewise.
21282 * target.h (builtin_vectorized_function): Add argument type
21284 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
21285 extra argument, allow vectorizing of lrintf.
21286 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
21287 documentation of target hook.
21289 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
21292 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
21293 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
21294 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
21296 2007-02-05 Roger Sayle <roger@eyesopen.com>
21298 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
21299 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
21300 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
21301 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
21302 before canonicalizing sincos to cexpi.
21303 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
21305 2007-02-05 Roger Sayle <roger@eyesopen.com>
21307 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
21308 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
21309 (alpha_init_builtins): Use alpha_add_builtins to process tables.
21311 2007-02-05 Roger Sayle <roger@eyesopen.com>
21313 * mips-tfile.c (initialize_init_file): Correct endianness test.
21315 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
21317 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
21318 the 'y' constraint.
21320 2007-02-05 Richard Sandiford <richard@codesourcery.com>
21322 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
21323 saves in a PARALLEL before the register assignments.
21325 2007-02-05 Richard Sandiford <richard@codesourcery.com>
21327 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
21328 DWARF_FRAME_RETURN_COLUMN to be a general register.
21329 * dwarf2out.c (init_return_column_size): New function, split from...
21330 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
21331 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
21332 to be nongeneral registers.
21333 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
21335 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
21336 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
21338 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
21340 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
21342 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
21344 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
21345 (remove_path): Use can_remove_branch_p and remove_branch instead
21346 of loop_delete_branch_edge.
21347 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
21348 (tree_transform_and_unroll_loop): Remove dead branches immediately.
21349 Update profile using scale_dominated_blocks_in_loop.
21350 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
21351 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
21352 (can_remove_branch_p, remove_branch): Declare.
21353 * tree-cfg.c (tree_can_remove_branch_p): New function.
21354 (tree_cfg_hooks): Add tree_can_remove_branch_p.
21355 * cfgrtl.c (rtl_can_remove_branch_p): New function.
21356 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
21358 2007-02-05 Jan Hubicka <jh@suse.cz>
21360 PR middle-end/30696
21361 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
21362 nodes in cgraph, don't remove offline copy of the function.
21364 2007-02-04 Jan Hubicka <jh@suse.cz>
21366 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
21367 vectors might cause maybe_lookup_element_for_expr to be called
21368 on non-sra-candidate.
21370 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
21372 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
21373 config/bfin/bfin.md, config/bfin/predicates.md: Follow
21374 spelling conventions.
21376 2007-02-04 Richard Guenther <rguenther@suse.de>
21378 PR middle-end/30636
21379 * fold-const.c (try_move_mult_to_index): Make sure to not
21380 overflow one dimension of a multi-dimensional array access.
21382 2007-02-04 Jan Hubicka <jh@suse.cz>
21384 * passes.c (init_optimization_passes): Reindent.
21386 2007-02-04 Jan Hubicka <jh@suse.cz>
21387 Eric Botcazou <ebotcazou@adacore.com>
21389 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
21390 (execute_fixup_cfg): Break out the abnormal goto code.
21391 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
21392 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
21393 (optimize_inline_calls): Call make_nonlocal_label_edges.
21395 2007-02-04 Jan Hubicka <jh@suse.cz>
21397 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
21398 true when something was changed.
21399 (rename_ssa_copies): When something was changed, do
21400 TODO_remove_unused_locals.
21401 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
21402 add TODO_remove_unused_locals when instruction was removed.
21404 2007-02-04 Jan Hubicka <jh@suse.cz>
21406 * ipa-inline.c (try_inline): Improve debug output; work on already
21408 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
21409 call try_inline for already inlined edges too when flattening;
21410 inline also functions that make callee growth but overall unit size
21413 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
21415 * config/m32c/bitops.md, config/m32c/jump.md,
21416 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
21417 config/m32r/m32r.h, config/m32r/m32r.md,
21418 config/m32r/predicates.md, config/m68hc11/larith.asm,
21419 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
21420 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
21421 config/mips/mips-protos.h, config/mips/mips.c,
21422 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
21423 config/mn10300/mn10300.h, config/mn10300/predicates.md,
21424 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
21425 spelling conventions.
21427 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
21428 Follow spelling conventions.
21430 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
21432 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
21433 warn about C++0x compatibility.
21435 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
21437 * config/h8300/h8300.c, config/h8300/h8300.h,
21438 config/h8300/h8300.md: Follow spelling conventions.
21440 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
21442 PR middle-end/30667
21443 * combine.c (try_combine): Do not substitute source operand
21444 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
21446 2007-02-03 Jan Hubicka <jh@suse.cz>
21448 PR gcov-profile/30650
21449 * value-prof.c (stringop_block_profile): Fix handling of size counter;
21450 do not divide by zero for never executed counters.
21451 (tree_find_values_to_profile): Fix counters.
21452 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
21454 2007-02-03 Ian Lance Taylor <iant@google.com>
21456 * lower-subreg.c (simple_move_operand): New static function,
21457 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
21459 (simple_move): Call simple_move_operand.
21460 (find_decomposable_subregs): Add special handling of MEMs.
21461 (can_decompose_p): Rename from cannot_decompose_p. Reverse
21462 meaning of return value. If we see a hard register, test whether
21463 it can store a word_mode value. Change all callers.
21465 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21467 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
21468 ftrapv insns and expanders.
21469 (subdi3): Change define_expand operand 1 to arith11_operand, and
21470 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
21471 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
21472 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
21475 PR middle-end/30174
21476 * varasm.c (notice_global_symbol): Treat global objects as weak when
21477 flag_shlib is true.
21479 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21481 * emit-rtl.c (dconstpi): Delete.
21482 (dconstsqrt2): New.
21483 (init_emit_once): Delete dconstpi and init dconstsqrt2.
21484 * real.h (dconstpi): Delete.
21485 (dconstsqrt2): New.
21486 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
21487 (fold_builtin_hypot): Likewise.
21489 2007-02-03 Tom Tromey <tromey@redhat.com>
21492 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
21493 -gcoff3, -gxcoff3, -gvms3 implies -dD.
21495 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
21497 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
21498 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
21499 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
21500 config/rs6000/cell.md, config/rs6000/darwin.h,
21501 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
21502 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
21503 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
21504 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
21505 typos. Follow spelling conventions.
21506 * doc/invoke.texi: Follow spelling conventions.
21508 2007-02-03 Roger Sayle <roger@eyesopen.com>
21510 * simplify-rtx.c (simplify_relational_operation_1): Implement some
21511 canonicalization transformations that attempt to simplify integer
21512 constant comparisons to become comparisons against zero.
21514 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21516 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
21518 * fold-const.c (fold_binary): Fix comment typos. Fold complex
21519 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
21521 2007-02-02 Mike Stump <mrs@apple.com>
21523 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
21524 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
21525 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
21526 generate a branch island.
21528 2007-02-02 Bob Wilson <bob.wilson@acm.org>
21530 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
21531 (xtensa_legitimate_address_p): New.
21532 (xtensa_legitimize_address): New.
21533 (xtensa_output_addr_const_extra): New.
21534 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
21536 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
21537 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
21538 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
21539 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
21540 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
21541 (xtensa_legitimize_address): New.
21542 (xtensa_output_addr_const_extra): New.
21544 2007-02-02 Steve Ellcey <sje@cup.hp.com>
21546 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
21548 2007-02-02 Ian Lance Taylor <iant@google.com>
21550 * expmed.c (expand_divmod): Add comment.
21552 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
21554 * emit-rtl.c (renumber_insns): Remove.
21555 * flags.h: Remove the extern for flag_renumber_insns.
21556 * rtl.h: Remove the prototype for renumber_insns.
21557 * toplev.c (flag_renumber_insns): Remove.
21559 2007-02-02 Hui-May Chang <hm.chang@apple.com>
21561 Revert for x86 darwin:
21562 2005-06-19 Uros Bizjak <uros@kss-loka.si>
21564 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
21565 code before the following patch under TARGET_MACHO.
21566 (ix86_function_value_regno_p): Likewise.
21568 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21570 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
21573 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21576 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
21577 loads to general or fp registers. Add comments.
21578 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
21580 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
21582 * pointer-set.c (insert_aux): Only return insertion slot.
21583 (pointer_set_insert): Adjust.
21584 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
21585 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
21586 pointer_map_traverse): New.
21587 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
21588 pointer_map_create, pointer_map_destroy, pointer_map_insert,
21589 pointer_map_contains, pointer_map_traverse): Declare.
21591 2007-02-02 Jakub Jelinek <jakub@redhat.com>
21593 PR middle-end/30473
21594 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
21595 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
21597 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21599 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
21601 (struct _dep): New type.
21602 (dep_t): New typedef.
21603 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
21604 (DEP_STATUS): New access macro. The macro with the same name was
21605 renamed to DEP_LINK_STATUS.
21606 (dep_init): Declare function
21608 (struct _dep_link): New type.
21609 (dep_link_t): New typedef.
21610 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
21611 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
21612 (DEP_LINK_STATUS): New macro.
21613 (debug_dep_links): New debug function.
21615 (struct _deps_list): New type.
21616 (deps_list_t): New typedef.
21617 (DEPS_LIST_FIRST): New access macro.
21618 (FOR_EACH_DEP_LINK): New cycle macro.
21619 (create_deps_list, free_deps_list, delete_deps_list): Declare
21621 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
21622 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
21623 (copy_deps_list_change_con): Ditto.
21625 (move_dep_link): Declare function.
21627 (struct _dep_node): New type.
21628 (dep_node_t): New typedef.
21629 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
21631 (struct haifa_insn_data.back_deps): New field to hold backward
21632 dependencies of the insn.
21633 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
21635 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
21636 Change its type to deps_list_t.
21637 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
21638 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
21639 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
21641 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
21643 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
21645 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
21647 (dep_cost): Declare.
21649 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
21650 (ds_to_dk, dk_to_ds): New functions.
21652 (init_dep_1): New static function.
21653 (init_dep): New function.
21654 (copy_dep): New static function.
21656 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
21658 (detach_dep_link): New static function.
21659 (move_dep_link): New function.
21661 (dep_links_consistent_p, dump_dep_links): New static functions.
21662 (debug_dep_links): New debugging function.
21664 (deps_obstack, dl_obstack, dn_obstack): New static variables.
21666 (alloc_deps_list, init_deps_list): New static functions.
21667 (create_deps_list): New function.
21668 (clear_deps_list): New static function.
21669 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
21670 (deps_list_consistent_p, dump_deps_list): New static functions.
21671 (debug_deps_list): New function.
21672 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
21674 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
21676 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
21677 use new scheduler dependencies lists.
21678 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
21679 (sched_analyze): Ditto. Initialize dependencies lists.
21680 (add_forw_dep, compute_forward_dependences): Update to use new
21681 scheduler dependencies lists.
21683 (init_dependency_caches): Init deps_obstack.
21684 (free_dependency_caches): Free deps_obstack.
21686 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
21687 new scheduler dependencies lists.
21688 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
21689 (add_back_forw_dep, delete_back_forw_dep): Ditto.
21691 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
21692 Update to use new scheduler dependencies lists.
21693 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
21694 (debug_dependencies): Ditto.
21695 (schedule_region): Update comments.
21697 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
21698 scheduler dependencies lists.
21699 (schedule_ebb): Update comments.
21701 * rtl.def (DEPS_LIST): Remove.
21703 * lists.c (unused_deps_list): Remove.
21704 (free_list): Update assertions.
21706 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
21707 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
21709 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
21710 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
21712 * haifa-sched.c (comments): Update.
21713 (insn_cost1): Remove. Inline the code into insn_cost ().
21714 (insn_cost): Update to use new scheduler dependencies lists. Move
21715 processing of the dependency cost to dep_cost ().
21716 (dep_cost): New function. Use it instead of insn_cost () when
21717 evaluating cost of the dependency. Use compatible interface to
21718 interact with the target.
21719 (priority): Update to use new scheduler dependencies lists.
21720 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
21721 with greater number of insns that depend on the insn.
21722 (schedule_insn): Update to use new scheduler dependencies lists. Add
21723 code to free backward dependencies lists. Inline and optimize code
21724 from resolve_dep () - see PR28071.
21725 (ok_for_early_queue_removal): Update to use new scheduler dependencies
21726 lists. Update call to targetm.sched.is_costly_dependence hook.
21728 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
21729 scheduler dependencies lists.
21731 (resolve_dep): Remove. Move the logic to schedule_insn ().
21732 (init_h_i_d): Initialize dependencies lists.
21734 (process_insn_depend_be_in_spec): Rename to
21735 process_insn_forw_deps_be_in_spec. Update to use new scheduler
21736 dependencies lists.
21737 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
21738 Update to use new scheduler dependencies lists.
21739 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
21741 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
21742 new scheduler dependencies lists.
21743 (build_intra_loop_deps): Ditto.
21745 * target.h (struct _dep): Declare to use in
21746 gcc_target.sched.is_costly_dependence.
21747 (struct gcc_target.sched.adjust_cost): Fix typo.
21748 (struct gcc_target.sched.is_costly_dependence): Change signature to
21749 use single dep_t parameter instead of an equivalent triad.
21750 (struct gcc_target.sched.adjust_cost_2): Remove.
21752 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
21754 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
21756 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
21758 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
21760 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
21761 (REG_DEP_TRUE): Document.
21763 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
21764 Change signature to correspond to the targetm.sched.adjust_cost hook.
21765 Update use in TARGET_SCHED_ADJUST_COST_2.
21766 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
21767 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
21768 new scheduler dependencies lists.
21769 (ia64_gen_check): Ditto.
21771 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
21772 scheduler dependencies lists.
21774 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
21775 signature to correspond to the targetm.sched.is_costly_dependence hook.
21776 (is_costly_group): Update to use new scheduler dependencies lists.
21778 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
21779 instead of INSN_COST () macro.
21781 2007-02-01 Ian Lance Taylor <iant@google.com>
21783 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
21785 2007-02-01 Guy Martin <gmsoft@gentoo.org>
21787 * pa.md (tp_load): Correct mfctl instruction syntax.
21789 2007-02-01 Geoffrey Keating <geoffk@apple.com>
21791 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
21792 altivec_padding_size calculation on AIX. Improve comment, add
21793 assert to verify that it's right.
21795 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
21798 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
21800 PR inline-asm/28686
21801 * global.c (global_alloc): Add mising initialization of
21804 2007-02-01 Roger Sayle <roger@eyesopen.com>
21806 * alias.c (init_alias_analysis): Correct whitespace.
21807 * bb-reorder.c (fix_edges_for_rarely_executed_code,
21808 partition_hot_cold_basic_blocks): Likewise.
21809 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
21810 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
21811 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
21812 fold_builtin_snprintf_chk, fold_builtin_printf,
21813 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
21814 do_mpfr_arg3, do_mpfr_sincos): Likewise.
21815 * cfgcleanup.c (cleanup_cfg): Likewise.
21816 * cfgexpand.c (tree_expand_cfg): Likewise.
21817 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
21818 * function.c (get_next_funcdef_no): Likewise.
21819 * gengtype.c (main): Likewise.
21820 * genmodes.c (main): Likewise.
21821 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
21822 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
21823 * ifcvt.c (noce_emit_move_insn): Likewise.
21824 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
21826 * stor-layout.c (get_best_mode): Likewise.
21827 * tree-ssa-loop-niter.c (get_val_for): Likewise.
21828 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
21829 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
21830 perform_var_substitution, solve_graph): Likewise.
21831 * tree-vrp.c (vrp_finalize): Likewise.
21833 2007-02-01 Ian Lance Taylor <iant@google.com>
21835 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
21836 high part of a paradoxical subreg, return a constant zero.
21838 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
21840 * toplev.c (lang_dependent_init): Call init_set_costs.
21841 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
21843 2007-02-01 Richard Guenther <rguenther@suse.de>
21845 PR middle-end/30656
21846 * fold-const.c (fold_negate_expr): Allow negating a
21847 constant if overflow does not change.
21849 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21851 * doc/c-tree.texi (Expression trees): Improve markup.
21852 * doc/tm.texi (Register Classes, Addressing Modes)
21853 (Floating Point): Fix spacing after abbreviations. Fix some
21856 2007-02-01 Ben Elliston <bje@au.ibm.com>
21858 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
21859 * doc/contrib.texi: Likewise.
21860 * doc/install.texi: Likewise.
21862 2007-01-31 Richard Henderson <rth@redhat.com>
21863 Ian Lance Taylor <iant@google.com>
21865 * lower-subreg.c: New file.
21866 * rtl.def (CONCATN): Define.
21867 * passes.c (init_optimization_passes): Add pass_lower_subreg and
21868 pass_lower_subreg2.
21869 * emit-rtl.c (update_reg_offset): New static function, broken out
21870 of gen_rtx_REG_offset.
21871 (gen_rtx_REG_offset): Call update_reg_offset.
21872 (gen_reg_rtx_offset): New function.
21873 * regclass.c: Revert patch of 2006-03-05, restoring
21875 (clear_reg_info_regno): New function.
21876 * dwarf2out.c (concatn_loc_descriptor): New static function.
21877 (loc_descriptor): Handle CONCATN.
21878 * common.opt (fsplit_wide_types): New option.
21879 * opts.c (decode_options): Set flag_split_wide_types when
21881 * timevar.def (TV_LOWER_SUBREG): Define.
21882 * rtl.h (gen_reg_rtx_offset): Declare.
21883 (reg_scan_update): Declare.
21884 * regs.h (clear_reg_info_regno): Declare.
21885 * tree-pass.h (pass_lower_subreg): Declare.
21886 (pass_lower_subreg2): Declare.
21887 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
21888 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
21889 -fsplit-wide-types.
21890 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
21891 * Makefile.in (OBJS-common): Add lower-subreg.o.
21892 (lower-subreg.o): New target.
21894 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21896 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
21898 2007-01-31 Anatoly Sokolov <aesok@post.ru>
21901 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
21903 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21905 PR middle-end/29335
21906 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
21908 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
21910 * cfgloop.h: Include vec-prim.h.
21911 (enum li_flags): Remove LI_ONLY_OLD.
21912 (loop_iterator): Changed.
21913 (fel_next, fel_init): Iterate over loop tree.
21914 (FOR_EACH_LOOP_BREAK): New macro.
21915 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
21917 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
21918 * modulo-sched.c (sms_schedule): Ditto.
21919 * tree-vectorizer.c (vectorize_loops): Ditto.
21920 * doc/loop.texi: Update information on loop numbering and behavior of
21921 FOR_EACH_LOOP wrto new loops.
21922 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
21923 add_to_evolution_1): Test nestedness of loops instead of comparing
21925 * tree-chrec.c (chrec_fold_plus_poly_poly,
21926 chrec_fold_multiply_poly_poly, chrec_evaluate,
21927 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
21928 reset_evolution_in_loop): Ditto.
21929 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
21931 2007-01-31 Dirk Mueller <dmueller@suse.de>
21933 * c-common.c (warn_about_parentheses): Separate warning about
21934 un-parenthized sequence of comparison operators from the one
21935 which is supposed to warn about x <= y <= z.
21937 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
21939 * optabs.h (enum optab_index): Add new OTI_isinf.
21940 (isinf_optab): Define corresponding macro.
21941 * optabs.c (init_optabs): Initialize isinf_optab.
21942 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
21944 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
21945 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
21947 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
21948 expand_builtin_interclass_mathfn.
21949 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
21950 * config/i386/i386.md (UNSPEC_FXAM): New constant.
21951 (fxam<mode>2_i387): New insn pattern.
21952 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
21953 built-in functions as x87 inline asm.
21955 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21957 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
21959 2007-01-30 Eric Christopher <echristo@apple.com>
21961 * config.gcc: Add geode.
21963 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21965 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
21966 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
21967 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
21968 value-prof.c: Fix comment typos.
21970 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21973 * doc/invoke.texi (Wpointer-arith): Document warning.
21975 2007-01-30 Janis Johnson <janis187@us.ibm.com>
21977 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
21978 the list of discrepancies from the draft TR.
21980 2007-01-30 Dirk Mueller <dmueller@suse.de>
21983 * doc/invoke.texi (-Wreturn-type): Update description to
21984 match new behavior.
21986 2007-01-30 Richard Sandiford <richard@codesourcery.com>
21988 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
21990 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
21992 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
21993 to handle optabs that operate on floating point input argument and
21994 output to integer output.
21995 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
21996 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
21997 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
21998 expand_builtin_interclass_mathfn ().
21999 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
22000 (ilogbsi2): Remove.
22001 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
22002 ilogbl built-in functions as x87 intrinsics.
22004 2007-01-30 Richard Guenther <rguenther@suse.de>
22006 PR middle-end/27657
22007 * dwarf2out.c (reference_to_unused): Query varpool if the
22008 variable was output.
22010 2007-01-30 Richard Guenther <rguenther@suse.de>
22012 PR middle-end/30313
22013 * passes.c (execute_one_pass): Reset in_gimple_form to not
22014 confuse non-unit-at-a-time mode.
22016 2007-01-29 Roger Sayle <roger@eyesopen.com>
22017 Richard Guenther <rguenther@suse.de>
22019 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
22020 avoid undefined behaviour on overflow. Use force_fit_type_double
22021 to construct the constant with the specified TREE_OVERFLOW.
22023 2007-01-29 Janis Johnson <janis187@us.ibm.com>
22025 * config/dfp-bit.c: Add parameterized support for fp exceptions.
22026 * config/dfp-bit.h: Ditto.
22028 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22030 * c-decl.c (pop_scope): Replace warnings with call to
22031 warn_for_unused_label.
22032 * c-common.h (warn_for_unused_label): Declare.
22033 * c-common.c (warn_for_unused_label): Define.
22035 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22037 * tree-optimize.c (update_inlined_to_pointers): Delete unused
22040 2007-01-29 Janis Johnson <janis187@us.ibm.com>
22042 * Makefile.in (USER_H): Remove decfloat.h.
22043 * ginclude/decfloat.h: Delete, moving contents to ...
22044 * ginclude/float.h: Add support for decimal floating point,
22045 guarded by __STDC_WANT_DEC_FP__.
22047 2007-01-29 Mike Stump <mrs@apple.com>
22049 * doc/gccint.texi (Top): Rename Loop Representation to Loop
22050 Analysis and Representation to resolve case insensitive conflict.
22051 * doc/loop.texi (Loop Analysis and Representation): Likewise.
22053 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
22055 * tree.h (struct tree_memory_tag): Add aliases member.
22056 (MTAG_ALIASES): New macro.
22057 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
22058 (add_may_alias): Remove pointer-set. Update for may_aliases being
22060 (mark_aliases_call_clobbered): Update for may_aliases being a
22062 (compute_tag_properties): Ditto.
22063 (create_partition_for): Ditto.
22064 (compute_memory_partitions): Ditto.
22065 (dump_may_aliases_for): Ditto.
22066 (is_aliased_with): Ditto.
22067 (add_may_alias_for_new_tag): Ditto.
22068 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
22069 (compute_is_aliased): New function.
22070 (compute_may_aliases): Call compute_is_aliased).
22071 (init_alias_info): Initialize alias_bitmap_obstack.
22072 (union_alias_set_into): New function.
22073 (compute_flow_sensitive_aliasing): Use union_aliases_into.
22074 (have_common_aliases_p): Rewrite to take two bitmaps and use
22076 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
22077 Update for bitmaps.
22078 (finalize_ref_all_pointers): Update for add_may_alias changes.
22079 (new_type_alias): Ditto.
22080 * tree-flow-inline.h (may_aliases): Return a bitmap.
22081 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
22082 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
22083 may_aliases being a bitmap.
22084 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
22085 may_aliases now returns a bitmap.
22086 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
22088 * tree-ssa-operands.c (add_virtual_operand): Update for
22089 may_aliases being a bitmap.
22091 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
22093 PR tree-optimization/30630
22094 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
22095 variable as changed.
22097 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
22100 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
22101 expanded only once even if an error occurs.
22103 2007-01-29 Ben Elliston <bje@au.ibm.com>
22105 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
22106 (__gcov_average_profiler): Likewise.
22107 (__gcov_ior_profiler): Likewise.
22108 (__gcov_merge_ior): Likewise.
22110 2007-01-28 Jan Hubicka <jh@suse.cz>
22112 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
22113 * value-prof.c (stringop_block_profile): Likewise.
22115 2007-01-28 Jan Hubicka <jh@suse.cz>
22117 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
22118 Add variant handling histograms; add wrapper.
22119 (clear_storage_via_libcall): Export.
22120 (emit_block_move_hints): Break out from ...; add histograms.
22121 (emit_block_move): ... this one.
22122 (clear_storage_hints): Break out from ...; add histograms.
22123 (clear_storage): ... this one.
22124 (set_storage_via_memset): Handle histogram.
22125 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
22126 (clear_storage_hints, clear_storage_via_libcall): Declare.
22127 (set_storage_via_setmem): Update prototype.
22128 * doc/md.texi (movmem, setmem): Document new arguments.
22130 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
22131 Add new histograms.
22132 (stringop_block_profile): New global function.
22133 (tree_stringops_values_to_profile): Profile block size and alignment.
22134 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
22136 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
22137 (stringop_block_profile): Declare.
22138 * builtins.c: Include value-prof.h.
22139 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
22140 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
22141 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
22142 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
22143 * profile.c (instrument_values): Add new counters.
22144 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
22146 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
22147 (tree_init_edge_profiler): Build new profilers.
22148 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
22149 (pass_tree_profile): Add dump.
22150 (tree_profile_hooks): Update.
22151 * Makefile.in (LIBGCOV): Add new constants.
22152 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
22153 __gcov_ior_profiler): New.
22154 * i386.md (movmem/setmem expanders): Add new optional arguments.
22156 2007-01-28 David Edelsohn <edelsohn@gnu.org>
22158 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
22160 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
22162 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
22163 (tree_unswitch_single_loop): Pass eni_size_weights to
22164 tree_num_loop_insns.
22165 * tree-ssa-loop-manip.c: Include tree-inline.h.
22166 (can_unroll_loop_p): Pass eni_size_weights to
22167 tree_num_loop_insns.
22168 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
22169 Pass eni_size_weights to estimate_num_insns.
22170 * tree.h (init_inline_once): Export.
22171 * toplev.c (backend_init): Call init_inline_once.
22172 * cgraphunit.c (cgraph_process_new_functions,
22173 cgraph_analyze_function): Pass eni_inlining_weights to
22174 estimate_num_insns.
22175 * ipa-inline.c (compute_inline_parameters): Ditto.
22176 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
22177 to estimate_num_insns.
22178 (try_unroll_loop_completely): Pass eni_size_weights to
22179 tree_num_loop_insns.
22180 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
22181 ot estimate_num_insns.
22182 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
22183 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
22184 * tree-inline.c (eni_inlining_weights, eni_size_weights,
22185 eni_time_weights): New variables.
22186 (init_inline_once): Initialize them.
22187 (struct eni_data): Mew.
22188 (estimate_num_insns_1, estimate_num_insns): Use weights.
22189 * tree-inline.h (struct eni_weights_d): New.
22190 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
22191 (estimate_num_insns): Declaration changed.
22192 * cfgloop.h (tree_num_loop_insns): Declaration changed.
22193 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
22194 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
22196 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
22198 * tree-data-ref.c (conflict_fn): Assert that the number of affine
22199 relations in the conflict function is valid.
22201 2007-01-27 Ian Lance Taylor <iant@google.com>
22203 * common.opt: Add fstrict-overflow.
22204 * opts.c (decode_options): Set flag_strict_overflow if -O2.
22205 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
22206 (TYPE_OVERFLOW_UNDEFINED): Define.
22207 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
22209 * tree.h (TYPE_TRAP_SIGNED): Don't define.
22210 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
22211 (fold_negate_expr): Likewise.
22212 (make_range): Likewise.
22213 (extract_muldiv_1): Likewise.
22214 (maybe_canonicalize_comparison): Likewise.
22215 (fold_comparison): Likewise.
22216 (fold_binary): Likewise.
22217 (tree_expr_nonnegative_p): Likewise.
22218 (tree_expr_nonzero_p): Likewise.
22219 * tree-vrp.c (compare_values): Likewise.
22220 (extract_range_from_binary_expr): Likewise.
22221 (extract_range_from_unary_expr): Likewise.
22222 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
22224 (nowrap_type_p): Likewise.
22225 * tree-scalar-evolution.c (simple_iv): Likewise.
22226 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
22227 (build_range_check): Likewise.
22228 (extract_muldiv_1): Likewise.
22229 (fold_comparison): Likewise.
22230 * tree-vrp.c (vrp_int_const_binop): Likewise.
22231 (extract_range_from_unary_expr): Likewise.
22232 * convert.c (convert_to_integer): Likewise.
22233 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
22234 (fold_comparison): Likewise.
22235 (fold_binary): Likewise.
22236 * optabs.c (optab_for_tree_code): Likewise.
22237 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
22238 * simplify-rtx.c (simplify_const_relational_operation): Check
22239 flag_strict_overflow and flag_trapv.
22240 (simplify_const_relational_operation): Likewise.
22241 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
22242 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
22245 2007-01-27 Roger Sayle <roger@eyesopen.com>
22247 * tree.c (tree_fold_gcd): Delete.
22248 * tree.h (tree_fold_gcd): Remove prototype.
22249 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
22250 test whether one constant integer is a multiple of another. Instead
22251 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
22252 * fold-const.c (multiple_of_p): We've determined both TOP and
22253 BOTTOM are integer constants so we can call int_const_binop directly
22254 instead of the more generic const_binop.
22256 2007-01-27 Roger Sayle <roger@eyesopen.com>
22258 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
22259 1*X check that the constant hasn't overflowed, to preserve the
22261 (round_up): Provide an efficient implementation when rouding-up an
22262 INTEGER_CST to a power-of-two.
22264 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22266 * doc/sourcebuild.texi: Add comma for clarity.
22267 * doc/extend.texi: Fix some typos.
22268 * doc/passes.texi: Likewise.
22269 * doc/cppinternals.texi: Likewise.
22270 * doc/c-tree.texi: Likewise.
22271 * doc/tree-ssa.texi: Likewise.
22272 * doc/install.texi: Likewise.
22274 2007-01-27 Jan Hubicka <jh@suse.cz>
22276 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
22277 (pass_sra): Do not require alias information.
22278 * passes.c (init_optimization_passes): Add SRA
22280 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
22282 * tracer.c (rest_of_handle_tracer): We already cleaned
22283 up the CFG in tracer() so don't do it here again.
22284 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
22285 cleanup_cfg here, either. And don't call renumber_insns.
22287 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
22288 and BB_HEAD are in the insn stream here. Instead make sure
22289 that BB_INSN is valid on all insns. Also, do check here that
22290 there are no pending branch predictions...
22291 (rtl_verify_flow_info): ...instead of doing it here. Checks
22292 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
22295 2007-01-26 Roger Sayle <roger@eyesopen.com>
22297 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
22298 function to simplify/factorize operand order canonicalization.
22299 (ix86_fixup_binary_operands): Reorganize using the above function.
22300 (ix86_binary_operator_ok): Likewise.
22302 2007-01-27 Jakub Jelinek <jakub@redhat.com>
22304 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
22305 file scope from optimize_attrs.
22306 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
22308 (optimize_attrs): Clear insn_code_values after freeing it.
22310 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
22312 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
22313 a parts.base assignment.
22315 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
22317 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
22318 (compute_subscript_distance, initialize_data_dependence_relation,
22319 finalize_ddr_dependent, analyze_ziv_subscript,
22320 analyze_siv_subscript_cst_affine,
22321 compute_overlap_steps_for_affine_univar,
22322 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
22323 analyze_siv_subscript, analyze_miv_subscript,
22324 analyze_overlapping_iterations, subscript_dependence_tester_1,
22325 compute_self_dependence, free_dependence_relation): Work
22326 with affine_fn instead of chrecs.
22327 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
22328 common_affine_function, affine_function_base,
22329 affine_function_constant_p, affine_fn_op, affine_fn_plus,
22330 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
22331 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
22332 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
22333 (all_chrecs_equal_p): Removed.
22334 * tree-data-ref.h (affine_fn, conflict_function): New types.
22335 (struct subscript): Change type of conflicting_iterations_in_a
22336 and conflicting_iterations_in_b.
22338 2007-01-26 Steve Ellcey <sje@cup.hp.com>
22341 * config/pa/pa.h (TARGET_HPUX_11): New.
22342 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
22343 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
22345 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
22346 Richard Guenther <rguenther@suse.de>
22348 * tree-ssa-structalias.c (solve_graph): Handle case
22349 we merged the variable to another.
22351 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22353 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
22356 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
22357 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
22359 2007-01-25 DJ Delorie <dj@redhat.com>
22361 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
22362 allow changes to modes which don't fit in those registers.
22364 * reload1.c (choose_reload_regs): Check for invalid subregs before
22365 computing their locations, not after.
22367 2007-01-25 Geoffrey Keating <geoffk@apple.com>
22370 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
22371 save Altivec registers in an eh_return function.
22372 (compute_vrsave_mask): Likewise.
22373 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
22374 for saving Altivec registers.
22375 (rs6000_emit_prologue): Don't allocate stack twice in
22376 eh_return function. Correct expected value of altivec_save_offset
22377 when using save_world. Describe save of R0 to stack when using
22378 save_world. Describe stack pointer adjustment when using
22379 save_world. Remove duplicated eh_return parameter register saving.
22380 Update sp_offset variable after save_world.
22381 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
22383 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
22384 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
22387 2007-01-25 Steve Ellcey <sje@cup.hp.com>
22389 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
22391 2007-01-25 Steve Ellcey <sje@cup.hp.com>
22394 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
22395 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
22397 2007-01-25 Richard Guenther <rguenther@suse.de>
22399 * doc/invoke.texi (-Wcoverage-mismatch): Document.
22400 * common.opt (-Wcoverage-mismatch): New warning option.
22401 * coverage.c (get_coverage_counts): Ignore coverage mismatch
22402 if -Wcoverage-mismatch is given.
22404 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
22406 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
22407 (ipcp_driver): Change to static definition.
22408 Add dumping of the ifunctions.
22409 (constant_val_insert): Remove unused parameter. Support for SSA.
22410 (ipcp_propagate_const): Support for SSA.
22411 (ipcp_profile_bb_print): Print only analyzed nodes.
22412 (ipcp_replace_map_create): Remove support for Fortran constant
22414 * ipa-prop.c (ipa_method_modify_stmt,
22415 ipa_callsite_compute_param): Support for SSA.
22416 * ipa-prop.h (ipcp_driver): Remove declaration.
22417 (IS_VALID_TREE_MAP_INDEX): Add define.
22419 2007-01-24 Geoffrey Keating <geoffk@apple.com>
22421 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
22423 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22425 PR middle-end/30447
22426 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
22427 constant argument to cabs and do it without checking for
22428 -funsafe-math-optimizations.
22430 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
22432 * c-common.h (RID_FIRST_CXX0X): New.
22433 (RID_LAST_CXX0X): New.
22434 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
22436 * c.opt (Wc++0x-compat): New.
22437 * doc/invoke.texi (-Wc++0x-compat): Document.
22439 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22441 * builtins.c (fold_builtin_carg): New.
22442 (fold_builtin_1): Use it.
22444 2007-01-24 Jan Hubicka <jh@suse.cz>
22446 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
22448 * ipa-inline.c (initial_insns, max_insns): Delete.
22449 (compute_max_insns): New function.
22450 (cgraph_decide_inlining_of_small_function): Use it; take minimal
22451 amount of insns as base for code growth.
22452 (cgraph_decide_inlining): Make initial_insns local; do not compute
22454 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
22455 * doc/invoke.texi (inline-unit-growth): Update docs.
22457 2007-01-24 Jakub Jelinek <jakub@redhat.com>
22459 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
22460 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
22461 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
22462 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
22463 for CPUs that have PTA_CX16 set.
22465 PR middle-end/27416
22466 * gimplify.c (omp_check_private): New function.
22467 (gimplify_scan_omp_clauses): Use it for
22468 firstprivate/lastprivate/reduction.
22470 PR middle-end/30494
22471 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
22472 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
22474 PR middle-end/30421
22475 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
22476 If lower_lastprivate_clauses emits some statements, append them
22477 to dlist rather than body_p and to body_p append an initializer.
22478 (lower_omp_for): Adjust caller.
22480 2007-01-24 Steve Ellcey <sje@cup.hp.com>
22482 * target.h (globalize_decl_name): New.
22483 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
22484 * output.h (default_globalize_decl_name): New.
22485 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
22487 (globalize_decl): Ditto.
22488 (default_globalize_decl_name): New.
22489 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
22490 (ia64_handle_version_id_attribute): New.
22491 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
22492 (ia64_asm_output_external): Use globalize_decl_name instead
22493 of globalize_label.
22494 * doc/extend.texi (version_id): New pragma.
22495 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
22497 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22499 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
22500 _uleb128_t and _Unwind_SWord with _sleb128_t.
22501 * unwind-dw2.c (extract_cie_info, execute_stack_op,
22502 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
22504 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
22505 * unwind-pe.h (read_uleb128, read_sleb128,
22506 read_encoded_value_with_base): Likewise.
22507 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
22509 2007-01-24 Richard Guenther <rguenther@suse.de>
22511 * builtins.c (expand_builtin_cexpi): Get the fndecl
22512 for cexp in the correct way.
22514 2007-01-24 Jan Hubicka <jh@suse.cz>
22516 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
22519 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22521 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
22522 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
22523 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
22524 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
22525 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
22526 __SIZEOF_PTRDIFF_T__.
22527 * doc/cpp.texi: Documentation for the new builtin macros added.
22529 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
22531 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
22532 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
22533 instead of operands[2] to avoid access past the end of array.
22535 2007-01-24 Richard Sandiford <richard@codesourcery.com>
22537 * reload1.c (emit_reload_insns): Pass the reload register
22538 for a non-spill output reload through forget_old_reloads_1.
22540 2007-01-23 Joseph Myers <joseph@codesourcery.com>
22542 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22543 _SOFT_DOUBLE if doubles use software floating-point.
22544 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
22545 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
22546 * config/rs6000/darwin-ldouble.c: Also compile functions for
22547 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
22548 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
22549 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
22550 commented-out long double override.
22551 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
22552 * config/rs6000/eabispe.h: Likewise.
22553 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
22554 long double for non-SPE.
22555 (rs6000_handle_option): Likewise.
22556 (invalid_e500_subreg): Disallow more subregs involding DImode,
22557 DFmode, TImode or TFmode.
22558 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
22560 (legitimate_lo_sum_address_p): Also check for TFmode for E500
22562 (rs6000_legitimize_address): Also handle TFmode for E500 double.
22563 (rs6000_legitimize_reload_address): Also handle TFmode for E500
22565 (rs6000_legitimate_address): Also check for TFmode for E500
22567 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
22568 (spe_build_register_parallel): Handle TFmode and TCmode.
22569 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
22571 (function_arg): Handle TFmode and TCmode for E500 double.
22572 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
22574 (print_operand): Handle TFmode and TImode for %y.
22575 (rs6000_generate_compare): Handle TFmode comparisons for E500
22577 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
22578 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
22579 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
22580 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
22581 TFmode for E500 double.
22582 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
22583 (floatsidf2): Enable for E500 double.
22584 (movtf_softfloat): Use rs6000_nonimmediate_operand.
22585 (extenddftf2): Change to extenddftf2_fprs.
22586 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
22587 depending on TARGET_E500_DOUBLE.
22588 (extendsftf2): Enable for E500 double.
22589 (trunctfdf2): Enable for E500 double.
22590 (trunctfsf2): Change to trunctfsf2_fprs.
22591 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
22592 depending on TARGET_E500_DOUBLE.
22593 (floatsitf2): Enable for E500 double.
22594 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
22595 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
22596 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
22597 (negtf2): Change to negtf2_internal.
22598 (negtf2): New expander.
22599 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
22600 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
22601 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
22602 (movdi_internal32): Use rs6000_nonimmediate_operand.
22603 (unnamed splitter): Likewise.
22604 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
22605 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
22606 (SPE64TF, DITI): New mode macros.
22607 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
22610 (frob_<mode>_di_2): New.
22611 (frob_tf_di_8_2): New.
22612 (frob_di_df): Change to frob_di_<mode>; allow more modes.
22614 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
22616 (frob_ti_<mode>_8_2): New.
22617 (frob_ti_tf_2): New.
22618 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
22619 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
22621 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
22622 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
22623 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
22624 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
22625 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
22626 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
22629 2007-01-23 Ian Lance Taylor <iant@google.com>
22631 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
22633 (OBJS-archive): Reformat, alphabetize.
22634 (OBJS): Change out_object_file to OBJS-md.
22636 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
22638 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
22639 JUMP_P and CALL_P predicates where applicable.
22640 * config/i386/i386.c: Ditto.
22641 * config/i386/i386.md: Ditto.
22642 * config/i386/mmx.md: Ditto.
22643 * config/i386/predicates.md: Ditto.
22645 2007-01-22 Andreas Schwab <schwab@suse.de>
22647 * config/m68k/m68k.h: Fix comment.
22649 2007-01-22 Jan Hubicka <jh@suse.cz>
22651 * passes.c (init_optimization_passes): Do not rerun
22652 pass_early_warn_uninitialized.
22654 2007-01-22 Richard Guenther <rguenther@suse.de>
22656 PR tree-optimization/30038
22657 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
22659 (execute_cse_sincos_1): Likewise.
22660 (execute_cse_sincos): Likewise.
22661 (gate_cse_sincos): Likewise.
22662 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
22663 the cexpi() canonicalization of sincos().
22664 * tree-pass.h (pass_cse_sincos): Declare.
22665 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
22667 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
22669 PR rtl-optimization/29329
22670 * combine.c (replaced_rhs_insn): Rename to i2mod.
22671 (replaced_rhs_value): Rename to i2mod_new_rhs.
22672 (i2mod_old_rhs): New global variable.
22673 (combine_instructions): Adjust for above change. Save a copy of
22674 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
22675 note are substituted in the second instruction.
22676 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
22677 ditch the note if it pertains to the second eliminated register
22678 and this register is mentioned in i2mod_old_rhs.
22681 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
22683 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
22684 the insn to which the note was originally attached.
22686 2007-01-21 Jan Hubicka <jh@suse.cz>
22688 * ipa-inline.c (inlining_mode): Comment, move up.
22689 (cgraph_decide_inlining_incrementally): Do not perform inlining
22690 itself; fix handling of flattening of self recursive functions.
22691 (cgraph_find_cycles): Remove.
22692 (cgraph_flatten_node): Remove.
22693 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
22694 (try_inline): New function.
22695 (cgraph_early_inlining): Update call of
22696 cgraph_decide_inlining_incrementally. Apply inlining here.
22697 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
22699 2007-01-21 Dirk Mueller <dmueller@suse.de>
22702 * tree-vrp.c (check_array_bounds): do not warn
22703 about ADDR_EXPR's of ARRAY_REF's which are immediately
22704 used in binary expressions.
22706 2007-01-21 Ira Rosen <irar@il.ibm.com>
22708 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
22709 read_write_dep and macros for its access.
22710 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
22711 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
22712 argument, call vect_check_interleaving for every independent pair of
22713 data-refs. Mark loads that access the same memory location as a store
22715 (vect_check_dependences): Remove.
22716 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
22717 call, fix the call to vect_analyze_data_ref_dependence.
22718 (vect_analyze_data_ref_access): For statements that access the same
22719 data-ref, check that they are not stores; for loads, check that there
22720 is no store that access the same location.
22722 2007-01-20 Roger Sayle <roger@eyesopen.com>
22723 Joseph Myers <joseph@codesourcery.com>
22725 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
22726 (-fdump-rtl-stack): Likewise.
22727 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
22728 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
22729 (-mpt-fixed): Use @minus{} for minus sign.
22730 (Using Precompiled Headers): Fix under/overfull hbox.
22732 2007-01-20 Jan Hubicka <jh@suse.cz>
22734 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
22735 place within annotation.
22737 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22739 * pa.c (output_move_double): Change array size of xoperands to 4.
22741 2007-01-20 Jan Hubicka <jh@suse.cz>
22743 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
22746 2007-01-19 Ian Lance Taylor <iant@google.com>
22748 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
22749 constant to unsigned HOST_WIDE_INT before negating.
22751 2007-01-19 Ian Lance Taylor <iant@google.com>
22753 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
22755 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
22756 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
22757 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
22758 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
22759 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
22760 (realloc_vdef, realloc_vuse): Change second parameter to
22762 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
22763 fields to unsigned.
22764 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
22765 unsigned. Change x and lim locals to unsigned.
22766 (realloc_vdef, realloc_vuse): Change num_elem parameter to
22768 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
22769 (copy_virtual_operands): Change i and n locals to unsigned.
22771 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22773 PR middle-end/29335
22774 * builtins.c (fold_builtin_1): Handle builtin fdim.
22776 2007-01-20 Jan Hubicka <jh@suse.cz>
22778 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
22779 * tree-ssa-structalias.c (compute_points_to_sets): Do call
22780 init_alias_heapvars.
22781 (init_alias_heapvars): Initialize only when not already initialized.
22782 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
22784 2007-01-19 Roger Sayle <roger@eyesopen.com>
22786 * common.opt (fsigned-zeros): New command line option.
22787 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
22788 of flag_unsafe_math_optimizations.
22789 * opts.c (set_fast_math_flags): The -ffast-math command line option
22790 implies -fno-signed-zeros.
22791 (fast_math_flags_set_p): Likewise.
22793 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
22794 the documentation of -ffast-math appropriately. Wrap long lines.
22796 2007-01-19 Steve Ellcey <sje@cup.hp.com>
22798 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
22799 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
22801 2007-01-19 Tomas Bily <tbily@suse.cz>
22803 * cgraphunit.c (cgraph_finalize_function): Updating of pid
22805 (tree_init_ic_make_global_vars): New function
22806 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
22807 (tree_gen_ic_profiler): New function
22808 (tree_gen_ic_func_profiler): New function
22809 (tree_profiling): Added calling of tree_gen_ic_func_profiler
22810 (tree_profile_hooks): Added hook for indirec/virtual calls
22811 * value-prof.c (tree_find_values_to_profile): New case for
22813 (tree_values_to_profile): Call for determining indirect/virtual
22815 (tree_indirect_call_to_profile): New function
22816 (tree_ic_transform): New function
22817 (tree_ic): New function
22818 (find_func_by_pid): New function
22819 (init_pid_map): New function
22820 (tree_value_profile_transformations): Added check for
22821 indirect/virtual call transformation
22822 * value-prof.h (enum hist_type): New counter type for
22823 indirect/virtual calls
22824 (profile_hooks): Added new hook for profiling indirect/virtual
22826 * profile.c (instrument_values): New case for indirect/virtual
22828 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
22829 (GCOV_COUNTER_V_INDIR): New counter type
22830 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
22831 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
22833 * cgraph.c: Definition of cgraph_max_pid
22834 (cgraph_create_node): Default init of pid attribute
22835 * cgraph.h: Declaration of cgraph_max_pid
22836 (struct cgraph_node): Added pid attribute
22837 * libgcov.c (__gcov_indirect_call_profiler): New function
22838 (__gcov_one_value_profiler_body): New function
22839 (__gcov_one_value_profiler): Body was moved to
22840 __gcov_one_value_profiler_body and calls it
22842 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
22844 * doc/gty.texi (Options): Document the mark_hook option to GTY.
22845 * gengtype.c (write_types_data, write_func_for_structure,
22846 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
22847 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
22848 (walk_type, write_func_for_structure): Generate the mark_hook if
22851 2007-01-19 Jan Hubicka <jh@suse.cz>
22853 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
22854 'early' argument take inlining mode argument specifying whether to
22855 inline for size/speeed or all functions; add support for flattening;
22857 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
22859 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22862 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
22863 the name of the declared identifier.
22865 2007-01-19 Dirk Mueller <dmueller@suse.de>
22867 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
22868 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
22869 duplicate evaluation.
22871 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22873 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
22874 Macroize expander using X87MODEF12 mode macro. Extend operand 1
22875 to XFMode, use acosxf2 and truncate result to requested mode.
22876 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22877 (asin<mode>2): Similarly, with asin expanders.
22878 (*fscalexf4_i387): Rename from *fscalexf4.
22879 (expNcorexf3): New expander.
22880 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
22881 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
22882 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
22883 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
22884 patterns for SSE math.
22885 (exp10<mode>2): Similarly, with exp10 expanders.
22886 (exp2<mode>2): Similarly, with exp2 expanders.
22887 (expm1<mode>2): Similarly, with expm1 expanders.
22888 (ldexp<mode>3): Similarly, with ldexp expanders.
22889 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
22890 Use gen_truncxf<mode>2_i387_noop to truncate result.
22892 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22894 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
22895 for ColdFire targets.
22897 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
22898 Richard Sandiford <richard@codesourcery.com>
22900 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
22901 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
22902 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
22903 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
22904 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22905 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22907 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22909 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
22910 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
22911 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
22912 (*adddi_dilshr32_cf): New pattern.
22913 (adddi3, subdi3): Remove first alternatives.
22915 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22917 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
22918 implemented using move.l, do not use its cc result for floating-point
22921 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22923 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
22924 from accepting 's' constraints if flag_pic.
22926 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22928 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
22929 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
22930 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
22931 condition from TARGET_68881 to TARGET_HARD_FLOAT.
22933 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
22935 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
22936 ColdFire alternatives.
22937 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
22938 * config/m68k/m68k.md (clzsi2): Define for ColdFire
22939 architectures that support ff1 instruction.
22941 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22942 Julian Brown <julian@codesourcery.com>
22944 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
22945 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
22946 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
22949 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22951 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
22953 (output_move_const_into_data_reg, output_move_simode_const): Delete.
22954 * config/m68k/m68k.c (const_method, const_int_cost): Take a
22955 HOST_WIDE_INT instead of an rtx.
22956 (m68k_rtx_costs): Update call accordingly.
22957 (output_move_const_into_data_reg): Likewise. Fix formatting.
22958 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
22960 (output_move_simode_const): Update calls after above changes.
22961 Rework to use automatic variables and predicates like MEM_P.
22962 * config/m68k/m68k.md (pushexthisi_const): Update call to
22965 2007-01-19 Dirk Mueller <dmueller@suse.de>
22967 * tree-ssa-alias.c (perform_var_substitution): Fix typo
22968 in dump_flags test.
22970 2007-01-19 Richard Guenther <rguenther@suse.de>
22972 * builtins.c (expand_builtin_cexpi): Fall back to expanding
22973 via cexp in case sincos is not available.
22975 2007-01-19 Richard Guenther <rguenther@suse.de>
22977 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
22978 * defaults.h (TARGET_HAS_SINCOS): Default to off.
22979 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
22980 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
22981 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
22982 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
22983 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
22984 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
22986 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22988 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
22990 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
22991 (atan2xf3): Directly generate RTL pattern.
22992 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
22993 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22994 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22995 disable patterns for SSE math.
22996 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
22997 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22998 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22999 disable patterns for SSE math.
23001 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
23003 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
23005 2007-01-18 Roger Sayle <roger@eyesopen.com>
23007 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
23008 VIEW_CONVERT_EXPR to the same type as it's operand.
23010 2007-01-18 David Edelsohn <edelsohn@gnu.org>
23012 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
23013 configured for long double 128.
23015 2007-01-18 Mike Stump <mrs@apple.com>
23017 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
23020 2007-01-18 Michael Meissner <michael.meissner@amd.com>
23022 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
23025 2007-01-18 Jan Hubicka <jh@suse.cz>
23027 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
23028 greater than NUM_VOP_FREE_BUCKETS.
23030 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
23032 * tree-ssa-structalias.c: Update comments.
23033 (ptabitmap_obstack): Removed.
23034 (pta_obstack): New.
23035 (oldpta_obstack): Ditto.
23036 (stats): Add a few members.
23037 (struct variable_info): Remove node, complex, address_taken, and
23038 indirect_target members. Add oldsolution member.
23039 (new_var_info): Do not initialize removed members.
23040 (constraint_expr_type): Remove INCLUDES.
23041 (constraint_graph): Add size, implicit_preds, rep,
23042 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
23043 (FIRST_REF_NODE): New macro.
23044 (LAST_REF_NODE): Ditto.
23045 (FIRST_ADDR_NODE): Ditto.
23046 (find): New function.
23048 (dump_constraint): Do not handle INCLUDES.
23049 (insert_into_complex): Do not insert duplicate constraints.
23050 (condense_varmap_nodes): Renamed and rewritten into ...
23051 (merge_node_constraints): This. Also fix bug in handling of
23052 offseted copy constraints.
23053 (clear_edges_for_node): No longer need to deal with preds at all,
23054 or removing associated preds/succs.
23055 (merge_graph_nodes): Deal with indirect_cycles.
23056 Don't deal with predecessors.
23057 (add_implicit_graph_edge): New function.
23058 (add_pred_graph_edge): Ditto.
23059 (add_graph_edge): Don't deal with predecessors.
23060 (build_constraint_graph): Removed.
23061 (build_pred_graph): New function.
23062 (build_succ_graph): Ditto.
23063 (struct scc_info): Removed in_component. Added roots, dfs, and
23064 node_mapping. Remove visited_index, unification_queue.
23065 (scc_visit): Deal with union-find we do now.
23066 Deal with cycles with REF nodes.
23067 (collapse_nodes): Renamed and rewritten to ...
23068 (unify_nodes): This.
23069 (process_unification_queue): Removed.
23070 (topo_visit): Cleanup
23071 (do_da_constraint): Use find.
23072 (do_sd_constraint): Ditto.
23073 (do_ds_constraint): Ditto.
23074 (do_complex_constraint): Ditto.
23075 (init_scc_info): Update for removed and added members.
23076 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
23077 (find_indirect_cycles): This.
23078 (equivalence_class): New variable.
23079 (label_visit): New function.
23080 (perform_variable_substitution): Rewritten.
23081 (free_var_substitution_info): New function.
23082 (find_equivalent_node): Ditto.
23083 (move_complex_constraints): Ditto.
23084 (eliminate_indirect_cycles): Ditto.
23085 (solve_graph): Only propagate changed bits.
23086 Use indirect cycle elimination.
23088 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
23089 (tree_id_eq): Renamed to ...
23090 (tree_vi_eq): This. Update for member change
23091 (insert_id_for_tree): Renamed and rewritten to ...
23092 (insert_vi_for_tree): This.
23093 (lookup_id_for_tree): Renamed and rewritten to ...
23094 (lookup_vi_for_tree): This.
23095 (get_id_for_tree): Renamed and rewritten to ...
23096 (get_vi_for_tree): Ditto.
23097 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
23098 (process_constraint): Don't handle INCLUDES.
23099 Remove special ADDRESSOF case.
23100 (find_func_aliases): Rewrite to use vi functions instead of id
23102 (create_function_info_for): Ditto.
23103 (create_variable_info_for): Ditto.
23104 (intra_create_variable_infos): Ditto.
23105 (merge_smts_into): Ditto.
23106 (find_what_p_points_to): Ditto.
23107 (init_base_vars): Ditto.
23108 (init_alias_vars): Ditto.
23109 (remove_preds_and_fake_succs): New function.
23110 (dump_sa_points_to_info): Dump new stats.
23111 (dump_solution_for_var): Use find.
23112 (set_used_smts): Fix formatting.
23113 (compute_points_to_sets): Updated for new functions.
23114 (ipa_pta_execute): Ditto.
23116 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23117 Richard Sandiford <richard@codesourcery.com>
23119 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
23121 * calls.c (expand_call): If the return value is a PARALLEL,
23122 extract its first member.
23123 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
23124 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
23125 use FUNCTION_EXTRA_EPILOGUE.
23126 (m68k_function_value): Return a PARALLEL if the return value
23127 is of a pointer type.
23128 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
23129 (FUNCTION_EXTRA_EPILOGUE): Remove.
23130 * config/m68k/m68k.md (D0_REG): New constant.
23132 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23134 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
23135 output a NOP for empty epilogues.
23137 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23139 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
23140 before function. Extend register save check to include all
23141 registers, not just integer ones.
23143 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23145 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
23146 (m68k_use_return_insn): ...this.
23147 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
23148 * config/m68k/m68k.c (use_return_insn): Rename to...
23149 (m68k_use_return_insn): ...this.
23150 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
23151 of USE_RETURN_INSN.
23153 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23155 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
23156 nearest even, fix denormal rounding overflow.
23158 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23160 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
23161 f%$smove and f%$move.
23162 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
23163 (extendsfdf2_cf): Use fdmove instead of f%&move.
23164 (truncdfsf2_cf): Use fsmove instead of f%$smove.
23165 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
23167 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23169 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
23172 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23174 * real.h (real_format): Add a canonical_nan_lsbs_set field.
23175 (coldfire_single_format): Declare.
23176 (coldfire_double_format): Likewise.
23177 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
23178 of qnan_msb_set to determine the lower bits of a canonical
23180 (encode_ieee_double): Likewise.
23181 (encode_ieee_quad): Likewise.
23182 (ieee_single_format): Initialize canonical_nan_lsbs_set.
23183 (mips_single_format): Likewise.
23184 (ieee_double_format): Likewise.
23185 (mips_double_format): Likewise.
23186 (ieee_extended_motorola_format): Likewise.
23187 (ieee_extended_intel_96_format): Likewise.
23188 (ieee_extended_intel_128_format): Likewise.
23189 (ieee_extended_intel_96_round_53_format): Likewise.
23190 (ibm_extended_format): Likewise.
23191 (mips_extended_format): Likewise.
23192 (ieee_quad_format): Likewise.
23193 (mips_quad_format): Likewise.
23194 (vax_f_format): Likewise.
23195 (vax_d_format): Likewise.
23196 (vax_g_format): Likewise.
23197 (i370_single_format): Likewise.
23198 (i370_double_format): Likewise.
23199 (decimal_single_format): Likewise.
23200 (decimal_double_format): Likewise.
23201 (decimal_quad_format): Likewise.
23202 (c4x_single_format): Likewise.
23203 (c4x_extended_format): Likewise.
23204 (real_internal_format): Likewise.
23205 (coldfire_single_format): New real_format.
23206 (coldfire_double_format): Likewise.
23207 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
23208 canonical_nan_lsbs_set.
23209 (pdp11_d_format): Likewise.
23210 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
23211 if TARGET_COLDFIRE_CPU.
23213 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23215 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
23216 (output_call, m68k_legitimize_call_address): Declare.
23217 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
23218 parenthesees. Add support for a 'W' constraint.
23219 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
23220 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
23221 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
23222 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
23224 (override_options): Initialize them. Do not set flag_no_function_cse
23225 for TARGET_ID_SHARED_LIBRARY.
23226 (m68k_output_pic_call): Delete.
23227 (m68k_legitimize_call_address): New function.
23228 (print_operand): Remove the %o prefix. Handle the %p prefix.
23229 (output_call): New function.
23230 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
23231 target address from the GOT if symbolic jumps are not allowed.
23232 * config/m68k/m68k.md (call, general_operand): Do not set
23233 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
23234 Merge separate flag_pic and !flag_pic define_insns into...
23235 (*call, *call_value): ...these new patterns. Match the address
23236 rather than the containing MEM and require it to be a call_operand.
23237 Use output_call to generate the asm template.
23238 * config/m68k/predicates.md (const_call_operand): New predicate.
23239 (call_operand): Likewise.
23241 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23243 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
23244 (STACK_GROWS_DOWNWARD): Define to 1.
23245 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
23246 comments, emphasizing that these values are only defaults.
23247 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
23248 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
23250 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23252 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
23254 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23255 Richard Sandiford <richard@codesourcery.com>
23257 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
23258 (FP_REGNO_P): New macros.
23259 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
23260 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
23261 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
23262 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
23264 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23266 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23267 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
23269 * config/m68k/t-floatlib: New file, extracting common code from...
23270 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
23271 * config/m68k/t-uclinux: Here.
23272 * config/m68k/fpgnulib.c: Do not compile extendeed precision
23273 routines on ColdFire targets.
23275 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23277 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23278 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
23279 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
23280 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
23281 explicitly set MOTOROLA to 1.
23282 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
23284 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23285 Nathan Sidwell <nathan@codesourcery.com>
23287 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
23288 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
23289 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
23290 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
23291 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
23292 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
23293 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
23294 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
23295 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
23296 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
23297 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
23298 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
23299 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
23300 (DBX_REGISTER_NUMBER): Delete.
23301 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
23302 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
23303 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
23305 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23307 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
23308 * config/flat.h: New file.
23309 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
23310 OBJECT_FORMAT_FLAT.
23311 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
23312 indirect references for -msep-data or -mid-shared-library.
23313 Do not use PC-relative code addresses either.
23314 * config/m68k/m68k.c (override_options): Restrict -fPIC error
23316 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
23317 for shared libraries and crt1.o for executables. Use crti.o and
23319 (ENDFILE_SPEC): Use crtend.o and crtn.o.
23320 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
23321 Do not add -elf2flt or -shared-lib-id options here.
23322 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
23323 Pass -shared-lib-id if -mid-shared-library, taking the library
23324 identifier from -mshared-library-id if given, otherwise
23326 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
23327 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
23328 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
23329 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
23330 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
23331 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
23333 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
23334 jump sequence for ISA A and ISA A+.
23335 (PICJUMP): Likewise.
23337 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23339 * config.gcc (m68k-*-uclinux*): Base the port on the common
23340 and m68k GNU/Linux files rather than on the generic ELF ones.
23341 * config/m68k/uclinux.h (TARGET_VERSION): Override.
23342 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
23344 2007-01-18 Julian Brown <julian@codesourcery.com>
23345 Richard Sandiford <richard@codesourcery.com>
23347 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
23348 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
23349 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
23351 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
23352 80 unconditionally.
23353 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
23355 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23357 * doc/install.texi: Document m68k-uclinuxoldabi.
23358 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
23359 * config/m68k/uclinux-oldabi.h: New file, copied from
23360 config/m68k/uclinux.h.
23362 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
23364 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
23365 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
23366 (m32r_compute_frame_size): Use unsigned for regno.
23367 (m32r_reload_lr): Use gen_frame_mem.
23369 (m32r_output_function_epilogue): Don't output the function epilogue
23371 (m32r_expand_epilogue): New.
23372 (direct_return): Return false if the function has the interrupt
23374 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
23375 * config/m32r/m32r.md (epilogue): New expander.
23376 (return_lr, return_rte): New insns.
23377 (return): Make it expander.
23378 (return_normal): New expander.
23380 2007-01-18 Josh Conner <jconner@apple.com>
23383 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
23384 support for UNLE, UNLT, UNGE, and UNGT.
23386 2007-01-18 Jan Hubicka <jh@suse.cz>
23388 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
23389 * tree-tailcall (add_virtual_phis): Likewise.
23390 (optimize_tail_call): Return TODOs.
23391 (execute_tail_calls): Return TODOs.
23392 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
23393 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
23395 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
23396 Cleanup cfg using TODO.
23397 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
23398 * passes.c (execute_function_todo): When cleanup did something, remove
23400 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
23401 (make_edges): Don't cleanup_cfg.
23403 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
23405 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
23406 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
23407 operate on the top of stack.
23408 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
23409 register handling of instructions that output to the second
23411 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
23412 (move_for_stack_reg): Special-case check for dead destination
23413 stack slot for constant load of 1.0 inside UNSPEC_TAN.
23415 * config/i386/i386.md (UNSPEC_TAN): New constant.
23416 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
23417 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
23418 to correctly model move of constant 1.0 to top stack slot.
23419 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
23420 (unnamed peephole2 pattern): Remove corresponding peephole2
23421 pattern that optimizes tan insn and loading of constant 1.0.
23422 (tanxf2): Use fptanxf4_i387.
23423 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
23424 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
23425 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
23426 disable patterns for SSE math.
23427 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
23428 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
23430 2007-01-18 Dirk Mueller <dmueller@suse.de>
23431 Richard Guenther <rguenther@suse.de>
23434 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
23435 * common.opt (Warray-bounds): Add new warning option.
23436 * c-opts.c (c_common_handle_option): Define -Warray-bounds
23438 * Makefile.in: make tree-vrp.o depend on toplev.h
23439 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
23441 (check_array_refs, check_array_bounds, check_array_ref): New.
23443 2007-01-18 Jan Hubicka <jh@suse.cz>
23445 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
23446 (execute_ssa_ccp): Return flags conditionally.
23447 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
23449 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
23451 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
23453 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
23454 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
23456 * Makefile.c (GTFILES): Add cfglayout.h.
23457 * gengtype.c (open_base_files): Likewise.
23458 * cfglayout.c (cfg_layout_function_footer,
23459 cfg_layout_function_header) Reindent to make gengtype happy.
23460 * cfglayout.h (cfg_layout_function_footer,
23461 cfg_layout_function_header): Add GTY(()) marker.
23463 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
23465 2007-01-18 Ben Elliston <bje@au.ibm.com>
23467 * genautomata.c (write_automata): Include xstrerror output in the
23468 error message if writing the DFA description file fails.
23470 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
23472 * config/mips/mips-protos.h (mips_output_external): Make it
23474 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
23475 * config/mips/mips.c (irix_output_external_libcall): Likewise.
23476 (extern_list): Likewise.
23477 (extern_head): Likewise.
23478 (TARGET_ASM_FILE_END): Likewise.
23479 (mips_file_end): Likewise.
23480 (mips_output_external): Rewritten.
23482 2007-01-18 Ben Elliston <bje@au.ibm.com>
23484 * genpreds.c (write_insn_preds_c): Only write out the function
23485 body for regclass_for_constraint if we have register constraints.
23487 2007-01-17 Tom Tromey <tromey@redhat.com>
23489 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
23490 * doc/install.texi (Testing): Use sourceware.org.
23491 (Binaries): Likewise.
23492 (Specific): Likewise.
23493 * doc/contrib.texi (Contributors): Use sourceware.org.
23495 2007-01-17 Anatoly Sokolov <aesok@post.ru>
23497 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
23498 (AVR_ENHANCED): Rename to ...
23499 (AVR_HAVE_MUL): ... new.
23500 (avr_enhanced_p): Rename to ...
23501 (avr_have_mul_p): ... new.
23502 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
23503 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
23504 * config/avr/avr.c (avr_enhanced_p): Rename to ...
23505 (avr_have_mul_p): ... new.
23506 (base_arch_s): Rename 'enhanced' to 'have_mul'.
23507 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
23508 'avr_enhanced_p' and 'enhanced'.
23509 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
23510 AVR_HAVE_MUL instead of AVR_ENHANCED.
23511 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
23512 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
23513 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
23514 instead of AVR_ENHANCED.
23515 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
23516 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
23517 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
23519 2007-01-17 Ian Lance Taylor <iant@google.com>
23521 * vec.h (VEC_reserve_exact): Define.
23522 (vec_gc_p_reserve_exact): Declare.
23523 (vec_gc_o_reserve_exact): Declare.
23524 (vec_heap_p_reserve_exact): Declare.
23525 (vec_heap_o_reserve_exact): Declare.
23526 (VEC_OP (T,A,reserve_exact)): New static inline function, three
23528 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
23529 negative parameter.
23530 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
23531 (VEC_OP (T,A,copy)) [all versions]: Likewise.
23532 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
23533 * vec.c (calculate_allocation): Add exact parameter. Change all
23535 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
23536 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
23537 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
23538 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
23539 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
23540 (vec_heap_p_reserve_exact): New function.
23541 (vec_heap_o_reserve_exact): New function.
23543 2007-01-17 Jan Hubicka <jh@suse.cz>
23545 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
23547 2007-01-17 Eric Christopher <echristo@apple.com>
23549 * config.gcc: Support core2 processor.
23551 2007-01-16 Jan Hubicka <jh@suse.cz>
23553 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
23554 the names, just unlink the chain so we don't crash on dangling
23558 2007-01-16 Jan Hubicka <jh@suse.cz>
23560 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
23561 * tree-pass.h: Reorder to make IPA passes appear toegher.
23562 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
23564 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
23565 parameters, do not call early inliner.
23566 * ipa-inline.c: Update comments. Include tree-flow.h
23567 (cgraph_decide_inlining): Do not compute inlining parameters.
23568 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
23569 be called with function context set up.
23570 (pass_ipa_inline): Remove unreachable functions before pass.
23571 (cgraph_early_inlining): Simplify assuming to be called from the
23573 (pass_early_inline): New pass.
23574 (cgraph_gate_ipa_early_inlining): New gate.
23575 (pass_ipa_early_inline): Turn into simple wrapper.
23576 (compute_inline_parameters): New function.
23577 (gate_inline_passes): New gate.
23578 (pass_inline_parameters): New pass.
23579 (apply_inline): Move here from tree-optimize.c
23580 (pass_apply_inline): New pass.
23581 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
23583 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
23584 doing them by hand.
23585 (tree_function_versioning): Do not allocate dummy struct function.
23586 * tree-inline.h (optimize_inline_calls): Update prototype.
23587 * tree-optimize.c (execute_fixup_cfg): Export.
23588 (pass_fixup_cfg): Remove
23589 (tree_rest_of_compilation): Do not apply inlines.
23590 * tree-flow.h (execute_fixup_cfg): Declare.
23591 * Makefile.in (gt-passes.c): New.
23592 * passes.c: Include gt-passes.h
23593 (init_optimization_passes): New passes.
23594 (nnodes, order): New static vars.
23595 (do_per_function_toporder): New function.
23596 (execute_one_pass): Dump current pass here.
23597 (execute_ipa_pass_list): Don't dump current pass here.
23599 2007-01-16 Janis Johnson <janis187@us.ibm.com>
23601 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
23602 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
23604 2007-01-16 David Edelsohn <edelsohn@gnu.org>
23606 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
23607 (strong_alias): Define.
23608 (__gcc_qmul): Provide non-FMA for soft-float.
23609 (__gcc_qdiv): Same.
23614 (__gcc_qunord): New.
23624 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
23625 soft-float functions.
23626 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
23627 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
23628 about long double soft float.
23630 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
23631 Tehila Meyzels <tehila@il.ibm.com>
23633 * tree-vectorizer.h (is_pattern_stmt_p): New.
23634 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
23635 formatting (tabs instead of spaces). Cleanup and clarify setting
23636 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
23637 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
23638 (vectorizable_type_demotion): Check that types are integral.
23639 (vectorizable_type_promotion): Likewise.
23640 (vectorizable_store): Fix typo. Eliminate new-line at end of
23643 2007-01-16 Jan Hubicka <jh@suse.cz>
23645 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
23648 2007-01-15 Eric Christopher <echristo@apple.com>
23650 * ifcvt.c: Include vec.h, vecprim.h.
23651 (check_cond_move_block): New argument regs.
23652 Reorganize. Add registers used to regs.
23653 (cond_move_process_if_block): Use regs set above as
23656 2007-01-15 Eric Christopher <echristo@apple.com>
23658 * config/darwin.h: Update copyright.
23659 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
23660 (LINK_COMMAND_SPEC): Add -u.
23661 (LINK_SPEC): Fix umbrella for above.
23663 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
23665 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
23668 2007-01-15 Tom Tromey <tromey@redhat.com>
23670 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
23671 * doc/install.texi (Testing): Don't mention jacks.
23672 (Configuration): Document --enable-java-maintainer-mode. Move
23673 --with-java-home to libgcj-specific section. Document
23675 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
23677 2007-01-15 Jan Hubicka <jh@suse.cz>
23679 * tree-ssa-dce.c (DCE_TODOs): New.
23680 (propagate_necessity): Return if something changed.
23681 (eliminate_unnecessary_stmts): Likewise.
23682 (perform_tree_ssa_dce): Return TODO flags when needed.
23683 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
23685 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
23687 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
23688 (fyl2x_extend<mode>xf3_i387): New insn pattern.
23689 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
23690 patterns using X87MODEF12 mode macro. Extend operand 1
23691 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
23692 (log10<mode>2): Ditto.
23693 (log2<mode>2): Ditto.
23694 (log1p<mode>2): Ditto.
23695 (logb<mode>2): Ditto.
23696 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
23697 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
23698 (*fxtractxf3_i387): Rename from *fxtractxf3.
23699 (fxtract_extend<mode>xf3_i387): New insn pattern.
23700 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
23701 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
23702 and gen_fyl2xxf3_i387().
23704 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
23706 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
23707 * cfgloopmanip.c (fix_loop_placement): Made static. Use
23708 get_loop_exit_edges. Changed return type to bool.
23709 * cfgloop.h (fix_loop_placement): Declaration removed.
23711 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
23713 * param.h (MIN_VECT_LOOP_BOUND): New.
23714 * params.def (MIN_VECT_LOOP_BOUND): New.
23715 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
23716 argument - minimum threshold for number of iterations.
23717 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
23718 argument to declaration.
23719 * tree-vect-analyze.c (vect_analyze_operations): Check value of
23720 MIN_VECT_LOOP_BOUND.
23721 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
23722 slpeel_tree_peel_loop_to_edge with additional argument.
23723 (vect_do_peeling_for_alignment): Likewise.
23724 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
23726 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
23729 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
23730 operands of size 1.
23732 2007-01-14 Jan Hubicka <jh@suse.cz>
23734 * tree-dfa.c (remove_referenced_var): New function.
23735 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
23736 prune referenced vars list too.
23737 * tree-flow.h (remove_referenced_var): Declare.
23739 2007-01-14 Jan Hubicka <jh@suse.cz>
23741 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
23743 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
23744 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
23745 * except.h (verify_eh_throw_table_statements): Kill prototype.
23746 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
23747 into call exrepssions.
23748 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
23750 * tree-cfg.c: Include pointer-set.h.
23751 (verify_node_sharing): Work on pointer set.
23752 (verify_eh_throw_stmt_node): New.
23753 (verify_stmts): Use pointers sets, verify throw_stmt.
23755 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
23757 * ipa-reference.c (analyze_function): Consider also addresses taken
23760 2007-01-12 Roger Sayle <roger@eyesopen.com>
23762 * c-typeck.c (null_pointer_constant_p): Replace use of
23763 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23764 (build_c_cast): Likewise.
23766 2007-01-12 Roger Sayle <roger@eyesopen.com>
23768 * tree.h (force_fit_type_double): Remove unused final argument.
23769 * c-common.c (constant_expression_warning): Replace use of
23770 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23771 (convert_and_check): Likewise.
23772 (shorten_compare): Update call to force_fit_type_double.
23773 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
23774 * convert.c (convert_to_pointer): Update call to
23775 force_fit_type_double.
23776 * fold-const.c (force_fit_type_double): Remove overflowed_const
23778 (int_const_binop, fold_convert_const_int_from_int,
23779 fold_convert_const_int_from_real, fold_div_compare,
23780 fold_sign_changed_comparison, fold_unary, fold_negate_const,
23781 fold_abs_const, fold_not_const): Remove the final argument from
23782 calls to force_fit_type_double.
23784 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
23786 * configure.ac: Set insn to "nop" for spu-*-* also.
23787 * configure: Regenerate.
23789 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
23791 * builtins.def : Add BUILT_IN_FREE.
23793 2007-01-12 Jan Hubicka <jh@suse.cz>
23795 PR tree-optimization/30443
23796 * tree-inline.c (tree_function_versioning): Do not optimize when
23797 cloning for inlining.
23799 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
23801 * doc/loop.texi: Document recording of loop exits.
23802 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
23803 (update_single_exits_after_duplication,
23804 update_single_exit_for_duplicated_loop,
23805 update_single_exit_for_duplicated_loops): Removed.
23806 (duplicate_loop_to_header_edge): Do not call
23807 update_single_exits_after_duplication and
23808 update_single_exit_for_duplicated_loops.
23809 (loop_version): Do not update single_exit information.
23810 (fix_loop_structure): Use record_loop_exits instead of
23811 mark_single_exit_loops.
23812 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
23813 the lists of loop exits.
23814 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
23815 split_edge, merge_blocks): Update the lists of loop exits.
23816 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
23817 loop_optimizer_init.
23818 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
23819 of mark_single_exit_loops.
23820 (loop_optimizer_finalize): Call release_recorded_exits.
23821 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
23822 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
23823 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
23824 update single exit information.
23825 * lambda-code.c (perfect_nestify): Ditto.
23826 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
23827 (mark_single_exit_loops): Removed.
23828 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
23829 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
23830 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
23832 (get_loop_exit_edges, single_exit): Use recorded exit lists.
23833 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
23834 (verify_loop_structure): Verify consistency of the exit lists.
23835 (flow_loops_find): Use alloc_loop. Initialize exits hash.
23836 (set_single_exit): Removed.
23837 * cfgloop.h (struct loop_exit): New function.
23838 (struct loop): single_exit_ field replaced by exits field.
23839 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
23840 LOOPS_HAVE_RECORDED_EXITS.
23841 (struct loops): Added exits hash.
23842 (mark_single_exit_loops, set_single_exit): Declaration removed.
23843 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
23845 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23847 * doc/invoke.texi: Avoid use of @headitem.
23849 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23851 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
23853 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23855 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
23858 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23859 Richard Sandiford <richard@codesourcery.com>
23861 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
23862 * config/m68k/m68k.opt: Resort options.
23863 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
23865 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23866 Richard Sandiford <richard@codesourcery.com>
23868 * doc/invoke.texi: Document the macros that are defined by
23869 m68k's -mtune and -mhard-float options.
23870 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
23871 (m68k_cpp_cpu_family): Likewise.
23872 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
23873 of __ucfv*__ macros. Define __mcffpu__ if generating code for
23874 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
23875 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
23876 (m68k_cpp_cpu_family): Likewise.
23878 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23880 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
23881 macros besides mc68000 as tuning macros. Use a switch statement
23882 to set them and mcpu32.
23884 2007-01-12 Julian Brown <julian@codesourcery.com>
23886 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
23887 (TARGET_68040_ONLY): Rename to...
23888 (TARGET_68040): ...this.
23889 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
23890 * config/m68k/m68k.md: Likewise.
23892 2007-01-12 Julian Brown <julian@codesourcery.com>
23893 Nathan Sidwell <nathan@codesourcery.com>
23894 Richard Sandiford <richard@codesourcery.com>
23896 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
23897 the -mcpu= argument associated with the --with-cpu setting.
23898 Define M68K_DEFAULT_TUNE to the default -mtune= option,
23899 if different from the one implied by the -mcpu setting.
23900 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
23901 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
23902 * doc/invoke.texi: Mention ColdFire in the introduction to the
23903 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
23904 -mno-div and -mhard-float options. Make -m68881 a synonym for
23905 -mhard-float. Document the previously-undocumented -m5206e,
23906 -m528x, -m5307 and -m5407 options. Tweak the existing option
23907 documentation for consistency.
23908 * doc/install.texi: Mention new --with-cpu arguments.
23909 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
23910 default CPU if neither -mcpu nor -march are specified.
23911 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
23912 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
23913 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
23914 using m68k_tune to decide between families that implement the
23915 same ISA. Use m68k_tune to set __mcfv4e__.
23916 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
23917 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
23918 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
23919 (FL_ISA_C, FL_ISA_MMU): New macros.
23920 (MASK_COLDFIRE): Delete.
23921 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
23922 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
23923 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
23924 (TARGET_HARD_FLOAT): Do not define here.
23925 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
23926 (TUNE_68000): New macro.
23927 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
23928 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
23929 (TUNE_CFV2): Redefine in terms of m68k_tune.
23930 (uarch_type, target_device, fpu_type): New enums.
23931 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
23932 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
23933 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
23934 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
23935 (FL_FOR_isa_c): New macros.
23936 (m68k_isa): New enum.
23937 (m68k_target_selection): New structure.
23938 (all_devices, all_isas, all_microarchs): New tables.
23939 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
23940 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
23941 (MASK_ALL_CPU_BITS): Delete.
23942 (m68k_find_selection): New function.
23943 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
23944 Map the legacy target options to a combination of the new ones.
23945 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
23946 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
23947 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
23949 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
23950 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
23952 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
23953 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
23954 * config/m68k/m68k-devices.def: New file.
23956 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23957 Nathan Sidwell <nathan@codesourcery.com>
23959 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
23960 (SUBTARGET_EXTRA_SPECS): New macros.
23961 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
23962 use %(asm_cpu_spec) instead.
23963 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
23964 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
23965 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
23966 (EXTRA_SPECS): Rename to...
23967 (SUBTARGET_EXTRA_SPECS): ...this.
23969 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23970 Richard Sandiford <richard@codesourcery.com>
23971 Julian Brown <julian@codesourcery.com>
23973 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23974 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
23975 to the configuration's default CPU.
23976 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
23977 Remove default masks.
23978 (m680[012]0-*-*): Set the default with_cpu to the first part of
23980 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
23981 (m68k*-*-linux): Extend the --with-cpu handling to...
23982 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
23983 and m68010. Don't set target_cpu_default2.
23984 * doc/install.texi: Document --with-cpu for m68k.
23985 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
23986 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
23987 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
23988 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
23989 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
23990 (ASM_SPEC): Remove use of %(asm_cpu_default).
23991 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
23992 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
23993 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
23994 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
23995 __HAVE_FPU__ if TARGET_HARD_FLOAT.
23996 (TARGET_DEFAULT): Delete.
23997 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
23998 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
23999 (CPP_CPU_SPEC): Delete.
24000 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
24001 the appropriate string.
24002 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
24003 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
24004 (ASM_SPEC): Don't use %(asm_default_spec).
24005 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
24006 TARGET_DEFAULT and add MASK_68881.
24007 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
24009 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24011 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
24012 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
24013 MASK_68010 alongside MASK_68020.
24014 * doc/invoke.texi: Document -m68010.
24015 * config/m68k/m68k.opt (m68010): New.
24016 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
24018 (TUNE_68010): New macro.
24019 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
24020 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
24021 (M68K_CPU_m68332): Add MASK_68010.
24022 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
24023 fallback definition.
24024 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
24026 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
24027 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
24028 to all entries that use MASK_68020.
24029 (output_move_simode_const, output_move_himode, output_move_qimode)
24030 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
24031 instead of TARGET_68020 to select clr behavior. Remove comment
24032 about there being no TARGET_68010.
24033 * config/m68k/m68k.md: Likewise throughout.
24035 2007-01-12 Julian Brown <julian@codesourcery.com>
24037 * config/m68k/m68k.h (TARGET_ISAB): New macro.
24038 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
24039 * config/m68k/m68k.md: Likewise.
24041 2007-01-12 Julian Brown <julian@codesourcery.com>
24043 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
24044 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
24046 2007-01-12 Julian Brown <julian@codesourcery.com>
24048 * config/m68k/m68k.h (TUNE_68040_60): New macro.
24049 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
24050 * config/m68k/m68k.md: Likewise.
24052 2007-01-12 Julian Brown <julian@codesourcery.com>
24053 Richard Sandiford <richard@codesourcery.com>
24055 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
24056 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
24057 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
24059 (TARGET_CPU32): Rename to...
24060 (TUNE_CPU32): ...this.
24061 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
24062 (TUNE_CFV2): New macros.
24063 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
24064 remove conditions that are implied by TARGET_68020.
24065 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
24066 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
24067 (m68k_output_function_epilogue): Likewise.
24068 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
24069 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
24070 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
24071 non-68000 timings. Refactor multiplication and division costs.
24072 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
24073 TUNE_CPU32 instead of TARGET_CPU32.
24074 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
24075 and TUNE_68060 instead of TARGET_68060.
24076 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
24077 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
24079 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
24080 && !TARGET_COLDFIRE" to choose between moveq and clr.
24081 Likewise in the unnamed movsf pattern.
24082 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
24083 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
24086 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24088 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
24089 of tabbing before backslashes.
24091 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24093 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
24094 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
24095 (ASM_OUTPUT_INTERNAL_LABEL): Define.
24097 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
24099 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
24100 find_interesting_uses_cond.
24101 (find_interesting_uses_cond): Use extract_cond_operands.
24102 (rewrite_use_compare): Use extract_cond_operands and
24103 force_gimple_operand_bsi. Do not call update_stmt.
24104 (determine_use_iv_cost_condition): Use extract_cond_operands.
24105 Return cheaper of using original bound and changing the exit bound.
24107 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
24109 PR tree-optimization/29516
24110 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
24111 most_expensive_mult_to_index, addr_to_parts,
24112 create_mem_ref, maybe_fold_tmr): Make the type of
24113 fields of TARGET_MEM_REF sizetype.
24114 (move_fixed_address_to_symbol, move_pointer_to_base):
24116 * tree.def (TARGET_MEM_REF): Add comment on types of
24119 2007-01-11 Joseph Myers <joseph@codesourcery.com>
24121 * c-common.c (vector_types_convertible_p): Treat opaque types as
24122 always convertible if they have the same size, but not otherwise.
24124 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
24126 * ifcvt.c (struct noce_if_info): Add comments to the fields.
24127 Remove the b_unconditional field.
24128 (noce_try_sign_mask): Do not look at b_unconditional.
24129 (noce_process_if_block): Do not use merge_if_blocks. Update
24130 the CFG here. Do not set b_unconditional.
24131 (cond_move_process_if_block): Likewise.
24132 (find_cond_trap): Likewise.
24133 (check_cond_move_block): Require simple jump insns at the end
24134 of the basic block.
24136 2007-01-11 Jan Hubicka <jh@suse.cz>
24138 PR tree-optimization/1046
24139 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
24140 when alias info is not ready.
24141 (pass_tail_recursion): Do not require aliasing.
24142 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
24143 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
24144 * tree-ssa-copy.c (pass_copy_prop): Likewise.
24145 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
24146 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
24147 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
24148 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
24150 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
24151 When aliasing is not build, mark statement as volatile.
24153 2007-01-11 Tom Tromey <tromey@redhat.com>
24155 PR preprocessor/15185, PR preprocessor/20989:
24156 * doc/cppopts.texi <-MT>: Update description of algorithm for
24157 computing default target.
24158 <-M, -MD>: Reword "basename" text.
24160 2007-01-11 Roger Sayle <roger@eyesopen.com>
24162 * builtins.c (expand_builtin_pow, expand_builtin_powi,
24163 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
24164 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
24165 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
24166 fold_builtin_bswap, real_constp, fold_builtin_pow,
24167 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
24168 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
24169 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24170 * convert.c (convert_to_pointer): Likewise.
24171 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
24172 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
24173 const_binop, fold_convert_const_int_from_int,
24174 fold_convert_const_int_from_real,
24175 fold_convert_const_real_from_real, sign_bit_p,
24176 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
24177 fold_sign_changed_comparison, fold_unary, fold_comparison,
24178 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
24179 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
24180 * print-tree.c (print_node_brief, print_node): Likewise.
24181 * stor-layout.c (place_field, layout_type): Likewise.
24182 * tree-chrec.c (keep_cast): Likewise.
24183 * tree.c (build_vector, build_real, build_real_from_int_cst,
24184 build_complex): Likewise.
24186 2007-01-11 Roger Sayle <roger@eyesopen.com>
24188 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
24189 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
24191 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
24193 * configure.ac (strict1_warn): Rename to strict_warn.
24194 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
24195 cc_set_by_configure, quoted_cc_set_by_configure,
24196 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
24197 all_boot_languages, all_stagestuff): Remove.
24198 (target_list): Remove bootstrap targets.
24199 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
24200 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
24201 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
24202 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
24203 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
24204 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
24205 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
24206 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
24207 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
24208 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
24209 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
24210 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
24211 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
24212 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
24213 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
24214 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
24215 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
24216 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
24217 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
24218 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
24219 (mostlyclean): Adjust.
24220 (clean, distclean): Don't mention bootstrap stuff.
24221 * configure: Regenerate.
24222 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
24223 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
24224 treelang/config-lang.in (stagestuff): Remove.
24225 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
24226 stageprofile, stagefeedback, stagestuff): Remove mention.
24228 2007-01-11 Nick Clifton <nickc@redhat.com>
24230 * config/mcore/predicates.md (mcore_general_movesrc_operand):
24232 (mcore_general_movdst_operand): Do not accept CONST_INTs.
24233 (mcore_arith_K_S_operand): Run the test for the S constraint not
24234 the test for the M constraint.
24235 (mcore_addsub_operand): Do not accept integer values that are
24236 larger than 32 bits.
24237 * config/mcore/mcore.md: Remove unused constraints from split.
24238 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
24239 (addsi3): Likewise.
24240 (allocate_stack): Likewise.
24241 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
24242 operands to 32 bits.
24243 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
24245 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
24246 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
24247 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
24248 mcore_output_bclri, mcore_output_andn, output_inline_const,
24249 mcore_output_move, mcore_output_movedouble): Likewise.
24250 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
24251 (output_inline_const): Likewise.
24252 (output_inline_const): Fix format strings used in sprintf
24254 * config/mcore/mcore-protos.h: Update prototypes for changed
24255 functions in mcore.c.
24256 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
24257 HOST_WIDE_INT and not int.
24258 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
24259 CONST_OK_FOR_N): Likewise.
24260 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
24261 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
24264 2007-01-10 Jan Hubicka <jh@suse.cz>
24266 * tree-vrp.c (remove_range_assertions): Release defs.
24267 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
24268 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
24270 2007-01-10 Paul Brook <paul@codesourcery.com>
24272 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
24273 * config/arm/arm.md (mulsi3subsi): New insn.
24275 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
24277 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
24278 (tree_transform_and_unroll_loop): New.
24279 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
24282 2007-01-10 Robert Kennedy <jimbob@google.com>
24284 * fold-const.c (fold_comparison): Fold comparisons like (x *
24285 1000 < 0) to (x < 0).
24287 2007-01-10 Ian Lance Taylor <iant@google.com>
24289 * tree-pretty-print.c (dump_generic_node): Print parentheses when
24290 operands have the same priority.
24292 2007-01-10 Tom Tromey <tromey@redhat.com>
24294 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
24295 (fold_binary): Likewise.
24296 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
24297 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
24298 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
24299 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
24300 * langhooks.h (struct lang_hooks): Removed field
24301 'can_use_bit_fields_p'.
24303 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
24305 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
24307 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
24309 * function.c (get_last_funcdef_no): New function.
24310 * function.h (get_last_funcdef_no): Declare.
24311 * tree-inline.c (initialize_cfun): Add initialization.
24312 (tree_function_versioning): Cleanup.
24314 2007-01-10 Jan Hubicka <jh@suse.cz>
24316 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
24319 2007-01-10 Sa Liu <saliu@de.ibm.com>
24320 Ben Elliston <bje@au.ibm.com>
24322 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
24323 for SAVE_NONLOCAL and Pmode for any other save level.
24324 * spu-protos.h (spu_restore_stack_block): Declare.
24325 * spu.md (save_stack_block): Remove.
24326 (restore_stack_block): Call spu_restore_stack_block.
24327 * spu.c (spu_restore_stack_block): New function.
24328 (spu_expand_epilogue): Remove old comment.
24330 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
24332 PR tree-optimization/30322
24333 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
24334 (cand_value_at): Return the value as aff_tree.
24335 (may_eliminate_iv): Convert the bound from aff_tree to tree.
24336 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
24337 aff_combination_mult): New functions.
24338 (aff_combination_add): Use aff_combination_add_cst.
24339 (aff_combination_convert): Allow conversions to a wider type.
24340 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
24341 * tree-affine.h (aff_combination_mult): Declare.
24343 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
24345 * doc/tm.texi: Update documentation to reflect reality of exec
24346 and start file search behaviours. Update copyright year.
24347 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
24348 header file directories.
24350 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
24352 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
24353 (*cosxf2): Rename to cosxf2_i387.
24354 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
24355 using X87MODEF12 mode macro. Rename patterns to
24356 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
24358 (*cosdf2, *cossf2): Ditto.
24359 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
24360 to match extended input operands.
24361 (sincos<mode>3): New expander.
24362 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
24363 insn patterns and corresponding splitters.
24365 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
24367 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
24368 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
24370 2007-01-09 Nicolas Pitre <nico@cam.org>
24373 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
24375 2007-01-08 Geoffrey Keating <geoffk@apple.com>
24377 * target.h (struct gcc_target): New field library_rtti_comdat.
24378 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
24379 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
24380 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
24381 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
24383 2007-01-08 Geoffrey Keating <geoffk@apple.com>
24385 * doc/invoke.texi (Optimize Options): Correct description of -O0.
24387 2007-01-08 Richard Guenther <rguenther@suse.de>
24389 * tree.h (force_fit_type_double): Export.
24390 (force_fit_type): Remove.
24391 * fold-const.c (force_fit_type_double): New function.
24392 (force_fit_type): Remove.
24393 (int_const_binop): Use it.
24394 (fold_convert_const_int_from_int): Likewise.
24395 (fold_convert_const_int_from_real): Likewise.
24396 (fold_div_compare): Likewise.
24397 (fold_sign_changed_comparison): Likewise.
24398 (fold_unary): Likewise.
24399 (fold_negate_const): Likewise.
24400 (fold_abs_const): Likewise.
24401 (fold_not_const): Likewise.
24402 * c-common.c (shorten_compare): Use force_fit_type_double.
24403 * convert.c (convert_to_pointer): Likewise.
24405 2007-01-08 Richard Guenther <rguenther@suse.de>
24407 * tree.h (build_int_cst_wide_type): Export.
24408 * tree.c (build_int_cst_wide_type): New function.
24409 (build_int_cst_wide): Fix comment.
24410 * builtins.c (fold_builtin_object_size): Use build_int_cst
24411 to build -1 or 0 of the correct type. Use fit_double_type
24412 to check for overflow.
24413 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
24415 (decode_field_reference): Likewise.
24416 (all_ones_mask_p): Likewise.
24417 (native_interpret_int): Use build_int_cst_wide_type.
24418 (fold_binary): Use build_int_cst_type to build an all-ones
24420 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
24422 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
24424 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
24426 2007-01-09 Ben Elliston <bje@au.ibm.com>
24428 * genautomata.c (STATS_OPTION): New option.
24429 (stats_flag): New flag.
24430 (gen_automata_option): Handle it.
24431 (initiate_automaton_gen): Ditto.
24432 (write_automata): Output statistics only if stats_flag is
24433 set. Likewise, output time statistics only if time_flag is set.
24434 * doc/md.texi (Processor pipeline description): Document new flag.
24436 2007-01-08 Richard Guenther <rguenther@suse.de>
24438 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
24439 * tree.c (build_int_cst_type): Likewise.
24440 (size_in_bytes): Don't call force_fit_type on the result.
24441 (int_fits_type_p): Use fit_double_type.
24442 * fold-const.c (fit_double_type): New function.
24443 (force_fit_type): Use it.
24444 * tree.h (fit_double_type): Export.
24446 2007-01-08 Jan Hubicka <jh@suse.cz>
24448 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
24449 * ipa.c (function_and_variable_visibility): Fix return type.
24451 2007-01-08 Richard Guenther <rguenther@suse.de>
24453 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
24454 of offset to build the index.
24455 * tree-pretty-print.c (dump_generic_node): Don't build negated
24456 const just for printing.
24457 * c-pretty-print.c (pp_c_integer_constant): Likewise.
24458 * builtins.c (fold_builtin_int_roundingfn): Check if result
24459 fits the type by using force_fit_type and comparing the result.
24460 * predict.c (predict_loops): Use compare_tree_int for comparison.
24461 * tree.c (build_int_cst): Fall back to integer_type_node for
24463 (build_int_cst_wide): Assert type is non-null.
24465 2007-01-08 Roberto Costa <roberto.costa@st.com>
24467 * tree-vrp.c (extract_range_from_cond_expr): New.
24468 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
24469 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
24471 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
24472 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
24473 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
24474 used as expressions.
24475 * tree-object-size.c (cond_expr_object_size): New.
24476 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
24478 2007-01-08 Jan Hubicka <jh@suse.cz>
24480 * tree-ssa-forwprop.c (forward_propagate_into_cond,
24481 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
24484 2007-01-08 Richard Guenther <rguenther@suse.de>
24486 PR tree-optimization/23603
24487 * tree-vrp.c (set_value_range_to_truthvalue): New function.
24488 (extract_range_from_binary): Fall back to truthvalue instead of
24489 varying for TRUTH_*_EXPR.
24490 (extract_range_from_comparison): Fall back to truthvalue instead of
24492 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
24493 if all visited PHI values were constant.
24495 2007-01-08 Jan Hubicka <jh@suse.cz>
24497 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
24498 (cgraph_analyze_function): break out from ...
24499 (cgraph_finalize_compilation_unit): ... here.
24500 (cgraph_expand_function): Remove forgoten commented out line.
24501 (cgraph_optimize): Analyze functions.
24503 2007-01-08 Jan Hubicka <jh@suse.cz>
24505 * tree-pas.h (TODO_remove_function): New flag.
24506 (TODO_update*): Renumber.
24507 (pass_ipa_increase_alignment,
24508 pass_ipa_function_and_variable_visibility): New passes.
24509 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
24510 (cgraph_function_and_variable_visibility): Move to ipa.c
24511 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
24512 cgraph_increase_alignment.
24513 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
24514 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
24515 calling tree-inline.
24516 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
24517 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
24518 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
24519 (gate_increase_alignment): New function.
24520 (pass_ipa_increase_alignment): New pass.
24521 * ipa.c: Inline tree-pass.h and timevar.h
24522 (function_and_variable_visibility): Move here from cgraphunit.c
24523 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
24524 * passes.c (init_optimization_passes): Add the two new passes.
24525 (execute_todo): Handle cgraph_remove_functions.
24527 2007-01-08 Nick Clifton <nickc@redhat.com>
24529 * config/frv/predicates.md (reg_or_0_operand): Accept
24532 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
24534 * config/bfin/rtems.h, config/bfin/t-rtems: New.
24535 * config.gcc: Add bfin*-rtems*.
24537 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
24539 * c.opt: Add -flax-vector-conversions.
24540 * c-typeck.c (convert_for_assignment): Pass flag to
24541 vector_types_convertible_p to allow emission of note.
24542 (digest_init): Likewise.
24543 * c-opts.c: Handle -flax-vector-conversions.
24544 * c-common.c (flag_lax_vector_conversions): New.
24545 (vector_types_convertible_p): Unless -flax-vector conversions
24546 has been passed, disallow conversions between vectors with
24547 differing numbers of subparts and/or element types. If such
24548 a conversion is disallowed, possibly emit a note on the first
24549 occasion only to inform the user of -flax-vector-conversions.
24550 The new last argument specifies this.
24551 * c-common.h (flag_lax_vector_conversions): New.
24552 (vector_types_convertible_p): Add extra argument.
24553 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
24554 char_type_node for V*QI type vectors.
24555 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
24556 Update to satisfy new typechecking rules.
24557 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
24558 C and C++ variants.
24559 * doc/invoke.texi (C Dialect Options): Document
24560 -flax-vector-conversions.
24562 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
24564 PR tree-optimization/29877
24565 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
24566 a register variable on the RHS to not be replaceable.
24568 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
24569 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
24570 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
24571 const_simm15, const_pow2, const_npow2): Added.
24572 * config/score/misc.md (insv, extv, extzv, movmemsi,
24573 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
24574 * config/score/score.c (score_address_cost, score_select_cc_mode):
24576 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
24577 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
24578 Update score_print_operand.
24579 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
24580 Adjust register allocate order and update some macro define.
24581 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
24582 mdx_block_move_straight, mdx_block_move_loop_head,
24583 mdx_block_move_loop_body, mdx_block_move_loop_foot,
24584 mdx_block_move_loop, mdx_block_move): Added.
24585 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
24586 mdp_limm): Updated and fix some bug and typo.
24587 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
24588 (movsf, movdf, doloop_end): Added.
24590 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
24592 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
24593 config/arm/thumb2.md: Fix comment typos.
24594 * doc/extend.texi: Fix a typo.
24596 2007-01-07 Eric Christopher <echristo@apple.com>
24598 * configure.ac: Check for __stack_chk_fail for darwin.
24599 * configure: Regenerate.
24601 2007-01-07 Richard Guenther <rguenther@suse.de>
24603 * tree-vrp.c (extract_range_from_assert): CSE calls to
24604 compare_values where possible.
24605 (extract_range_from_unary_expr): Likewise.
24607 2007-01-07 Anatoly Sokolov <aesok@post.ru>
24609 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
24610 * config/avr/avr.c (call_insn_operand): Delete function.
24611 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
24612 instead of register number. Use predicates.
24613 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
24614 call_insn_operand): Add.
24616 2007-01-06 Jan Hubicka <jh@suse.cz>
24618 * tree-pass.h (pass_build_cgraph_edges): Declare.
24619 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
24620 (visited_nodes): Remove.
24621 (cgraph_create_edges): Move to cgraphbuild.c; rename to
24622 build_cgrpah_edges; make visited_nodes local.
24623 (cgraph_process_new_functions): DO not call initialize_inline_failed.
24624 (record_references_in_initializer): Move to cgraphbuild.c
24625 (initialize_inline_failed, rebuild_cgraph_edges,
24626 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
24627 (verify_cgraph_node): Make visited_nodes local.
24628 (cgraph_analyze_function): Do not call cgraph_create_edges and
24629 initialize_inline_failed.
24630 (cgraph_expand_function): Do not call cgraph_lower_function;
24631 assert that function is already lowered.
24632 * Makefile.in (cgraphbuild.o): New.
24633 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
24634 at the end of lowering passes.
24636 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
24638 * ifcvt.c (cond_move_convert_if_block): New function, code
24639 factored out from...
24640 (cond_move_process_if_block): ...here. Call the new function
24641 on the THEN and ELSE blocks.
24642 (merge_if_block): Do not copy global_live_at_end, merge_blocks
24643 already takes care of this.
24645 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24648 * tree.h (TREE_OVERFLOW_P): New.
24649 * c-typeck.c (parser_build_unary_op): Warn only if result
24650 overflowed and operands did not.
24651 (parser_build_binary_op): Likewise.
24652 (convert_for_assignment): Remove redundant overflow_warning.
24653 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
24655 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24657 * c-typeck.c (store_init_value): Split over two lines to follow
24658 the GNU coding style.
24660 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
24662 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
24663 __GXX_EXPERIMENTAL_CXX0X__.
24664 * doc/cpp.texi: Same.
24666 2007-01-05 Richard Guenther <rguenther@suse.de>
24668 PR middle-end/27826
24669 * tree.c (get_narrower): Do not construct COMPONENT_REFs
24670 with mismatched types. Instead explicitly build a
24671 conversion NOP_EXPR.
24673 2007-01-05 Ian Lance Taylor <iant@google.com>
24675 * c-common.c (decl_with_nonnull_addr_p): New function.
24676 (c_common_truthvalue_conversion): Call it.
24677 * c-typeck.c (build_binary_op): Likewise.
24678 * c-common.h (decl_with_nonnull_addr_p): Declare.
24680 2007-01-05 Jakub Jelinek <jakub@redhat.com>
24683 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
24686 2007-01-05 Joel Brobecker <brobecker@adacore.com>
24688 * doc/install.texi (Final install): Document the fact that
24689 the GNAT runtime should not be stripped.
24691 2007-01-04 Jan Hubicka <jh@suse.cz>
24693 * tree-inline.c (fold_marked_statements): Update operand caches
24694 and EH after folding
24696 2007-01-04 Ian Lance Taylor <iant@google.com>
24698 * c-common.c (check_function_nonnull): Whitespace fix.
24700 2007-01-04 Jan Hubicka <jh@suse.cz>
24702 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
24703 comitted older version of patch.
24704 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
24705 function, celanup cfg and collect garbage.
24707 2007-01-04 Mike Stump <mrs@apple.com>
24709 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
24712 2007-01-04 Eric Christopher <echristo@apple.com>
24714 * libgcc2.c (__bswapsi2): Use SItype.
24715 (__bswapdi2): Use DItype.
24716 * libgcc2.h: Update for above.
24718 2007-01-04 Paul Brook <paul@codesourcery.com>
24720 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
24721 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
24722 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
24723 umulsidi3, umulsidi3adddi, smulsi3_highpart,
24724 umulsi3_highpart): Make conditional on !arm_arch6.
24725 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
24726 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
24727 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
24728 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
24729 umulsi3_highpart_v6): New insns.
24731 2007-01-04 Roger Sayle <roger@eyesopen.com>
24733 * fold-const.c (fold_convert): When casting an expression to void,
24734 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
24735 have a type. Instead of attempting to build a NOP_EXPR, return
24736 these "special" trees directly.
24738 2007-01-04 Joseph Myers <joseph@codesourcery.com>
24740 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
24741 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
24742 rs6000_cost->fp not 0 as adjustment for outer NEG.
24744 2007-01-04 Jan Hubicka <jh@suse.cz>
24746 * cgraph.c (cgraph_release_function_body): New function.
24747 (cgraph_remove_node): Use it.
24748 * cgraph.h (cgraph_release_function_body): Declare.
24749 * cgraphunit.c (cgraph_expand_function): Use it.
24750 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
24751 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
24752 is initialized and while compilation of other function is running.
24753 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
24754 statement CFG annotations from here to ...
24755 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
24757 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
24759 * cfgloop.h (enum li_flags): Make the constants powers of two.
24761 2007-01-04 Jan Hubicka <jh@suse.cz>
24763 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
24765 (fold_marked_statements): New function.
24766 (optimize_inline_calls, tree_function_versioning): Fold new statements.
24767 * tree-inline.h (copy_body_data): Add statements_to_fold.
24769 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
24771 * config.gcc: Mention libgcc/config.host.
24772 * Makefile.in: Update comments mentioning libgcc.
24773 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
24774 (all.cross, start.encap, rest.encap, rest.cross): Update
24775 dependencies for libgcc move.
24776 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
24777 (clean-target, clean-target-libgcc): Delete.
24778 (srcdirify, GCC_EXTRA_PARTS): New macros.
24779 (libgcc-support, libgcc.mvars): New rules.
24780 (distclean): Remove mention of mklibgcc.
24781 (install): Don't reference INSTALL_LIBGCC.
24782 (install-common): Don't reference EXTRA_PARTS.
24783 (install-libgcc, install-multilib): Delete rules.
24784 * mklibgcc.in: Delete file.
24785 * doc/configfiles.texi: Don't mention mklibgcc.
24787 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
24788 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
24789 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
24790 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
24791 (mklibgcc, ldblspecs): Likewise.
24793 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
24794 (posixpre.def): Use $(T).
24795 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
24796 (SHLIB_SRC, SHLIB_INSTALL): Delete.
24797 (SHLIB_LINK): Make dummy.
24798 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
24800 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
24802 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
24803 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
24804 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
24805 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
24807 * configure.ac (all_outputs): Remove mklibgcc.
24808 * configure: Regenerated.
24810 2007-01-03 Josh Conner <jconner@apple.com>
24812 PR middle-end/29683
24813 * calls.c (compute_argument_addresses): Set stack and stack_slot
24814 for partial args, too.
24815 (store_one_arg): Use locate.size.constant for the size when
24816 generating a save_area.
24818 2007-01-03 Robert Kennedy <jimbob@google.com>
24820 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
24821 whose definitions are deleted due to basic block merging.
24823 2007-01-03 Paul Brook <paul@codesourcery.com>
24826 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
24828 (use_return_insn): Return 0 for Thumb interrupt functions.
24829 (print_multi_reg): Add rfe argument for IRQ returns.
24830 (arm_output_epilogue): Pop interrupt return address directly into PC.
24831 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
24833 2007-01-03 Paul Brook <paul@codesourcery.com>
24835 Merge from sourcerygxx-4_1.
24836 * config/arm/thumb2.md: New file.
24837 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
24839 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
24840 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
24841 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
24842 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
24844 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
24845 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
24847 * config/arm/ieee754-sf.S: Ditto.
24848 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
24849 (thumb1_base_register_rtx_p): ... to this.
24850 (thumb_index_register_rtx_p): Rename...
24851 (thumb1_index_register_rtx_p): ... to this.
24852 (thumb_output_function_prologue): Rename...
24853 (thumb1_output_function_prologue): ... to this.
24854 (thumb_legitimate_address_p): Rename...
24855 (thumb1_legitimate_address_p): ... to this.
24856 (thumb_rtx_costs): Rename...
24857 (thumb1_rtx_costs): ... to this.
24858 (thumb_compute_save_reg_mask): Rename...
24859 (thumb1_compute_save_reg_mask): ... to this.
24860 (thumb_final_prescan_insn): Rename...
24861 (thumb1_final_prescan_insn): ... to this.
24862 (thumb_expand_epilogue): Rename...
24863 (thumb1_expand_epilogue): ... to this.
24864 (arm_unwind_emit_stm): Rename...
24865 (arm_unwind_emit_sequence): ... to this.
24866 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
24867 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
24868 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
24869 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
24870 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
24871 thumb2_output_casesi): New functions.
24872 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
24873 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
24874 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
24875 THUMB2_WORK_REGS): Define.
24876 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
24877 arm_condexec_mask, arm_condexec_masklen)): New variables.
24878 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
24879 (arm_override_options): Check new CPU capabilities.
24880 Set new architecture flag variables.
24881 (arm_isr_value): Handle v7m interrupt functions.
24882 (user_return_insn): Return 0 for v7m interrupt functions. Handle
24884 (const_ok_for_arm): Handle Thumb-2 constants.
24885 (arm_gen_constant): Ditto. Use movw when available.
24886 (arm_function_ok_for_sibcall): Return false for v7m interrupt
24888 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
24889 (thumb_find_work_register, arm_load_pic_register,
24890 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
24891 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
24892 print_multi_reg, output_mov_long_double_fpa_from_arm,
24893 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
24894 output_mov_double_fpa_from_arm, output_move_double,
24895 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
24896 output_return_instruction, arm_output_function_prologue,
24897 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
24898 arm_output_mi_thunk, thumb_set_return_address): Ditto.
24899 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
24900 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
24901 (arithmetic_instr, shift_op): Use arm_shift_nmem.
24902 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
24904 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
24905 (thumb_expand_prologue): Use thumb_set_frame_pointer.
24906 (arm_file_start): Output directive for unified syntax.
24907 (arm_unwind_emit_set): Handle stack alignment instruction.
24908 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
24909 Add v6t2, v7, v7a, v7r and v7m.
24910 (RETLDM): Add Thumb-2 code.
24911 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
24912 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
24913 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
24914 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
24915 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
24916 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
24917 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
24918 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
24919 ADJUST_INSN_LENGTH): Define.
24920 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
24921 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
24922 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
24923 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
24924 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
24925 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
24926 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
24927 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
24928 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
24929 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
24930 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
24931 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
24932 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
24933 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
24934 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
24935 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
24936 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
24938 * config/arm/arm-tune.md: Regenerate.
24939 * config/arm/arm-protos.h: Update prototypes.
24940 * config/arm/vfp.md: Enable patterns for Thumb-2.
24941 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
24942 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
24943 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
24944 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
24945 * config/arm/libunwind.S: Add Thumb-2 code.
24946 * config/arm/constraints.md: Update include Thumb-2.
24947 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
24948 * config/arm/ieee754-df.S: Ditto.
24949 * config/arm/bpabi.S: Ditto.
24950 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
24951 * config/arm/predicates.md (low_register_operand,
24952 low_reg_or_int_operand, thumb_16bit_operator): New.
24953 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
24954 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
24955 * config/arm/t-arm-elf: Add armv7 multilib.
24956 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
24958 (UNSPEC_STACK_ALIGN, ce_count): New.
24959 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
24960 arm_zero_extendsidi2, arm_zero_extendqidi2): New
24962 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
24963 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
24964 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
24965 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
24966 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
24967 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
24969 * doc/extend.texi: Document ARMv7-M interrupt functions.
24970 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
24972 2007-01-03 Jakub Jelinek <jakub@redhat.com>
24974 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
24975 (struct _Unwind_Context): Rename args_size to flags, remove
24976 signal_frame field, add a new args_size field and version field.
24977 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
24978 _Unwind_IsExtendedContext): New inline functions.
24979 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
24980 Assume by_value array is only present if _Unwind_IsExtendedContext.
24981 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
24982 _Unwind_IsSignalFrame.
24983 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
24984 (uw_update_context_1): Use _Unwind_SetSignalFrame.
24985 (uw_init_context_1): Initialize context->flags to
24986 EXTENDED_CONTEXT_BIT.
24987 * config/rs6000/linux-unwind.h (frob_update_context): Use
24988 _Unwind_SetSignalFrame.
24990 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24992 PR middle-end/30353
24993 * gimplify.c (gimplify_modify_expr_complex_part): Move below
24994 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
24997 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
24999 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
25000 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
25001 RET, AT_SP): Remove.
25002 * config/i386/i386.md (*sse_prologue_save_insn): Use return
25005 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25006 * cfgbuild.c (find_basic_blocks): Likewise.
25007 * cfgrtl.c (rtl_create_basic_block): Likewise.
25008 * function.c (temp_slots_at_level): Likewise.
25009 * reg-stack.c (stack_regs_mentioned): Likewise.
25010 * regclass.c (allocate_reg_info): Likewise.
25011 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25012 set_bb_for_stmt, move_block_to_fn): Likewise.
25013 * tree-complex.c (tree_lower_complex): Likewise.
25014 * vec.h (VEC_safe_grow_cleared): New.
25016 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
25018 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
25020 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
25021 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
25023 * cfgloopmanip.c (scale_loop_frequencies): Export.
25024 (loopify): Scale the frequencies by prescribed coefficients.
25025 (set_zero_probability): New function.
25026 (duplicate_loop_to_header_edge): Improve updating of frequencies.
25027 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
25028 and frequencies according to arguments.
25029 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
25031 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
25032 * modulo-sched.c (sms_schedule): Set probabilities for entering
25033 versioned loop correctly.
25034 * tree-vect-transform.c (vect_transform_loop): Ditto.
25035 * cfgloop.h (loopify, loop_version): Declaration changed.
25036 (scale_loop_frequencies): Declared.
25038 2007-01-02 Jan Hubicka <jh@suse.cz>
25040 * cgraph.c: Include tree-flow.h
25041 (cgraph_add_new-function): Handle IPA_SSA mode; execute
25042 early_local_passes.
25043 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
25044 * tree-pass.h (pass_all_early_optimizations): Declare.
25045 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
25046 early_local_passes.
25047 (cgraph_analyze_function): Do early_local_passes.
25048 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
25049 Do not add referenced vars.
25050 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
25052 (gate_all_early_local_passes): New gate.
25053 (pass_early_local_passes): Use new gate.
25054 (execute_early_local_optimizations): New functions.
25055 (gate_all_early_optimizations): New gate.
25056 (pass_all_early_optimizations): New pass.
25057 (execute_free_datastructures): Free SSA only when initialized.
25058 (gate_init_datastructures): Init only when optimizing.
25059 (tree_lowering_passes): Do early local passes when called late.
25060 * tree-profile.c (do_tree_profiling): Don't profile functions added
25062 (do_early_tree_profiling, pass_early_tree_profile): Kill.
25063 * tree-cfg.c (update_modified_stmts): Do not update when operands are
25065 * passes.c (init_optimizations_passes): Reorder so we go into SSA
25066 during early_local_passes.
25067 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
25070 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
25072 * Makefile.in: Update copyright year.
25074 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
25076 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
25077 in $(lang_checks) and check-consistency targets.
25079 2007-01-02 Jan Hubicka <jh@suse.cz>
25081 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
25082 Do not add referenced vars.
25083 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
25085 * passes.c (init_optimization_passes): Put mudflap_2 after
25086 free_datastructures.
25088 2007-01-02 Jan Hubicka <jh@suse.cz>
25090 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
25091 Set NOTHROW flag on call statements proved to be nothrow.
25092 Update statement of local calls so new pure/const functions are
25093 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
25095 (tree_rest_of_compilation): Register hooks and initialize bitmap
25096 early. Do not set after_inlining flag.
25098 2007-01-02 Steve Ellcey <sje@cup.hp.com>
25100 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
25101 HOST_BITS_PER_LONGLONG
25103 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25106 * c-typeck.c (store_init_value): Don't emit pedantic overflow
25107 warning for non-static initializers.
25109 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
25111 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
25112 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
25113 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
25114 Always use set_unique_reg_note to add REG_EQUAL notes.
25116 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25119 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25121 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25122 * cfgbuild.c (find_basic_blocks): Likewise.
25123 * cfgrtl.c (rtl_create_basic_block): Likewise.
25124 * function.c (temp_slots_at_level): Likewise.
25125 * reg-stack.c (stack_regs_mentioned): Likewise.
25126 * regclass.c (allocate_reg_info): Likewise.
25127 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25128 set_bb_for_stmt, move_block_to_fn): Likewise.
25129 * tree-complex.c (tree_lower_complex): Likewise.
25130 * vec.h (VEC_safe_grow_cleared): New.
25132 2007-01-02 Ian Lance Taylor <iant@google.com>
25134 * c-common.c (c_common_truthvalue_conversion): When warning about
25135 using an assignment as a truth value, set TREE_NO_WARNING.
25137 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25140 * c.opt (Wold-style-declaration): New.
25141 * doc/invoke.texi (C-only Warning Options): New.
25142 (Wold-style-declaration): Document it.
25143 (Wextra): Enabled by -Wextra.
25144 * c-opts.c (c_common_post_options): Enabled by -Wextra.
25145 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
25146 -Wold-style-declaration.
25148 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25150 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25151 * cfgbuild.c (find_basic_blocks): Likewise.
25152 * cfgrtl.c (rtl_create_basic_block): Likewise.
25153 * function.c (temp_slots_at_level): Likewise.
25154 * reg-stack.c (stack_regs_mentioned): Likewise.
25155 * regclass.c (allocate_reg_info): Likewise.
25156 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25157 set_bb_for_stmt, move_block_to_fn): Likewise.
25158 * tree-complex.c (tree_lower_complex): Likewise.
25159 * vec.h (VEC_safe_grow_cleared): New.
25161 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
25163 * c-common.c (c_common_nodes_and_builtins): Since variants of
25164 void_type_node get built before it is given a name, we need to
25165 give those variants the name, too.
25166 (complete_array_type): We need to work with the canonical main
25167 type of the array, from which we will build the qualified version.
25168 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
25169 * print-tree.c (print_node): Display canonical type information
25171 * stor-layout.c (layout_type): When we don't know the
25172 alignment of a type for which we're building an array, we end up
25173 guessing wrong, so make the type require structural equality.
25174 * tree.c (make_node_stat): When we build a new type, it is its
25175 own canonical type.
25176 (build_type_attribute_qual_variant): When building an attribute
25177 variant, its canonical type is the non-attribute variant. However,
25178 if the attributes are target-dependent and they differ, we need to
25179 use structural equality checks for this type.
25180 (build_qualified_type): A qualified type is not equivalent to its
25181 unqualified variant; set the canonical type appropriately.
25182 (build_distinct_type_copy): When building a distinct type from
25183 another type, the new type is its own canonical type.
25184 (build_variant_type_copy): When building a new type variant, we
25185 assume that it is equivalent to the original type.
25186 (build_pointer_type_for_mode): When building a pointer type, also
25187 build a canonical type pointer.
25188 (build_reference_type_for_mode): When building a reference type,
25189 also build a canonical type reference.
25190 (build_index_type): When we can't hash an index type (e.g.,
25191 because its maximum value is negative), the index type requires
25192 structural equality tests.
25193 (build_array_type): Build the canonical form of an array type.
25194 (build_function_type): Function types require structural equality,
25195 because they contain default arguments, attributes, etc.
25196 (build_method_type_directly): Ditto for method types.
25197 (build_offset_type): Build the canonical offset type.
25198 (build_complex_type): Build the canonical vector type.
25199 (make_vector_type): Build the canonical vector type.
25200 * tree.h (TYPE_CANONICAL): New.
25201 (TYPE_STRUCTURAL_EQUALITY_P): New.
25202 (SET_TYPE_STRUCTURAL_EQUALITY): New.
25203 (struct tree_type): Added "canonical" field.
25204 * params.h (VERIFY_CANONICAL_TYPES): New.
25205 * doc/c-tree.texi (TYPE_CANONICAL): Document.
25206 (TYPE_STRUCTURAL_EQUALITY_P): Document.
25207 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
25208 * doc/invoke.texi (verify-canonical-types): Document --param
25209 parameter for verifying canonical types.
25211 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25213 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
25214 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
25215 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
25216 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
25218 * config/rs6000/e500.h: New.
25219 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
25220 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
25222 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
25223 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
25224 TARGET_E500_DOUBLE): Remove.
25225 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
25226 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
25227 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
25228 * config/rs6000/rs6000.c (rs6000_override_options): Use
25229 CHECK_E500_OPTIONS.
25231 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25233 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
25234 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
25235 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
25236 rs6000_emit_cmove): Don't check TARGET_E500.
25237 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
25238 sordered): Don't check TARGET_E500.
25240 2007-01-01 Eric Christopher <echristo@apple.com>
25242 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
25243 HARD_REGISTER_NUM_P.
25245 2007-01-01 Roger Sayle <roger@eyesopen.com>
25247 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
25248 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
25249 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
25252 2007-01-01 Mike Stump <mrs@apple.com>
25254 * configure.ac: Remove support for building with Apple's gcc-3.1.
25256 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25258 PR middle-end/30311
25259 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
25260 REG is a hard register. Do not modify REG before calling
25262 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
25263 multiple of the size of YMODE for certain lowpart cases.
25265 2007-01-01 Andrew Pinski <pinskia@gmail.com>
25267 PR middle-end/30253
25268 * gimplify (voidify_wrapper_expr): Update for
25269 GIMPLE_MODIFY_STMT.
25271 2007-01-01 Andreas Schwab <schwab@suse.de>
25274 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
25275 save of BR0 in extra_spill_size instead of spill_size.
25276 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
25278 (ia64_expand_epilogue): Restore BR0 from its new location.
25280 2007-01-01 Andrew Pinski <pinskia@gmail.com>
25282 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
25283 Use a temporary variable if the left hand side is not a gimple
25286 2007-01-01 Andrew Pinski <pinskia@gmail.com>
25288 * gimplify.c (gimplify_return_expr): Make the temporary variable
25289 for the return expression, a gimple register variable.
25291 2007-01-01 Jan Hubicka <jh@suse.cz>
25293 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
25296 2007-01-01 Mike Stump <mrs@apple.com>
25298 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
25300 * config/darwin.c (machopic_select_rtx_section): Use
25301 HAVE_GAS_LITERAL16.
25302 (darwin_mergeable_constant_section): Likewise.
25303 * configure: Regenerate.
25304 * config.in: Regenerate.
25306 2007-01-01 Jan Hubicka <jh@suse.cz>
25307 Andrew Pinski <pinskia@gmail.com>
25309 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
25310 before starting IPA passes.