1 2007-09-03 Richard Sandiford <richard@codesourcery.com>
4 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
5 before forcing them into a register.
7 2007-09-03 Richard Sandiford <richard@codesourcery.com>
9 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
10 rather than define_code_macro.
12 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14 * gcc.c (xputenv): New function.
15 (putenv_from_prefixes): Use xputenv instead of putenv.
16 (process_command): Use xputenv instead of putenv.
17 (set_collect_gcc_options): Use xputenv instead of putenv.
18 (main): Use xputenv instead of putenv.
20 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
22 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
23 availability of swap instruction.
24 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
26 2007-09-03 Revital Eres <eres@il.ibm.com>
28 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
31 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
32 Ayal Zaks <zaks@il.ibm.com>
33 Revital Eres <eres@il.ibm.com>
35 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
36 compute_split_row): New functions.
37 (ps_unschedule_node): Remove.
38 (normalize_sched_times): Iterate over the already scheduled
39 insns instead of the number of nodes.
40 (MAX_SPLIT_NUM): New definition.
41 (sms_schedule_by_order): Change the scheduling heuristic to
42 avoid useless increases of initiation interval ii.
43 (get_sched_window): Add dump printouts.
45 2007-09-02 David Daney <ddaney@avtrex.com>
47 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
48 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
49 (optab, insn): Add more attributes.
50 (fetchop_bit): New code macro.
51 (immediate_insn): New code macro attribute.
52 (sync): Change condition to ISA_HAS_SYNC.
53 (rdhwr): Change predicate for operand 0 to register_operand.
54 (memory_barrier): New expand.
55 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
56 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
57 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
58 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
59 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
60 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
61 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
62 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
63 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
65 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
66 Hans-Peter Nilsson <hp@axis.com>
68 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
69 Defined to describe availability and behavior of CLZ.
70 * config/cris/cris.md (clzsi2): Implement using lz instruction.
71 * config/cris/cris.opt: Tweak comment for "-metrax4".
72 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
73 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
74 (count_leading_zeros): Define.
76 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
78 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
80 2007-09-02 Joseph Myers <joseph@codesourcery.com>
83 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
86 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
88 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
89 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
90 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
91 sched-deps.c, sched-int.h, system.h, target.h,
92 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
93 tree.def: Fix comment typos.
95 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
97 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
98 (override_options): Turn on -mstrict-align on non-ColdFire
100 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
102 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
104 * c-common.c (const_strip_array_types): Delete.
105 * c-common.h (const_strip_array_types): Likewise.
106 * emit-rtl.c (const_next_insn, const_previous_insn,
107 const_next_nonnote_insn, const_prev_nonnote_insn,
108 const_next_real_insn, const_prev_real_insn,
109 const_next_active_insn, const_prev_active_insn, const_next_label,
110 const_prev_label): Delete.
111 * gimple-low.c (block_may_fallthru): Use expr_last.
112 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
113 * rtl.h (const_previous_insn, const_next_insn,
114 const_prev_nonnote_insn, const_next_nonnote_insn,
115 const_prev_real_insn, const_next_real_insn,
116 const_prev_active_insn, const_next_active_insn, const_prev_label,
117 const_next_label): Delete.
118 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
119 * system.h (CONST_CAST): Update comment.
120 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
121 (const_first_stmt, const_last_stmt): Delete.
122 (tree_block_ends_with_condjump_p): Use last_stmt.
123 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
124 * tree-iterator.c (const_expr_first, const_expr_last,
125 const_expr_only): Delete.
126 * tree.c (const_lookup_attribute): Likewise.
127 (attribute_list_contained): Use lookup_attribute.
128 * tree.h (const_lookup_attribute, const_expr_first,
129 const_expr_last, const_expr_only): Delete.
131 2007-09-01 Richard Guenther <rguenther@suse.de>
133 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
134 instead of TREE_THIS_VOLATILE.
135 * tree-ssa-operands.c (add_virtual_operand): Do not set
136 has_volatile_ops. Do not check s_ann for NULL.
137 (get_indirect_ref_operands): Likewise.
138 (get_expr_operands): Likewise. For all reference trees
139 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
140 check base of reference for TREE_THIS_VOLATILE.
142 2007-09-01 Richard Guenther <rguenther@suse.de>
144 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
145 between integral types. Also allow conversions between
148 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
150 * optabs.c (prepare_float_lib_cmp): Use
151 libgcc_cmp_return_mode instead of word_mode.
152 * config/dfp-bit.h: Likewise.
153 * config/fp-bit.h: Likewise.
154 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
156 (spu_libgcc_shift_count_mode): New function.
157 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
158 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
160 2007-08-31 Joseph Myers <joseph@codesourcery.com>
162 * tree-pretty-print.c: Include output.h.
163 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
164 HOST_WIDE_INT_PRINT_DEC.
165 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
167 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
169 PR rtl-optimization/33224
170 * loop-iv.c (latch_dominating_def): Check that the definition belongs
171 to the analysed region.
173 2007-08-31 Richard Guenther <rguenther@suse.de>
175 * function.c (allocate_struct_function): Do not set
176 current_function_returns_pointer.
177 * function.h (struct var_refs_queue): Remove.
178 (struct simple_obstack_stack): Likewise.
179 (struct function): Remove fixup_var_refs_queue member.
180 Remove returns_pointer flag.
181 (current_function_returns_pointer): Remove define.
183 2007-08-31 Nick Clifton <nickc@redhat.com>
185 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
186 secondary keys in order to obtain a stable sort.
188 2007-08-31 Nick Clifton <nickc@redhat.com>
191 * config/m32r/constraints.md: Add W constraint for integer zero.
192 * config/m32r/m32r.md (get_pc): Use W and i constraints.
193 Fix length calculation by using alternatives.
195 2007-08-31 Richard Sandiford <richard@codesourcery.com>
197 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
198 split out from expand_binop.
199 (avoid_expensive_constant): New function.
200 (expand_binop_directly): Remove commutative_op argument and
201 (expand_binop_directly): Remove commutative_op argument and
202 call cummutative_optab_p instead. Do not change op0 or op1
203 when swapping xop0 and xop1. Apply avoid_expensive_constant
204 to each argument after potential swapping. Enforce the
205 canonical order of commutative operands.
206 (expand_binop): Use shift_optab_p and commutative_optab_p.
207 Update the calls to expand_binop_directly. Only force constants
208 into registers when widening an operation. Only swap operands
209 once a direct expansion has been rejected.
210 (expand_twoval_binop): Only force constants into registers when
211 using a direct expansion.
213 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
215 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
216 (sched_analyze_insn): Don't postprocess speculative dependencies when
217 target has no scheduling.
218 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
219 'uninitialized' warning.
221 2007-08-31 Richard Guenther <rguenther@suse.de>
223 * tree.c (build_complex_type): Always set TYPE_NAME for
226 2007-08-31 Olivier Hainque <hainque@adacore.com>
228 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
229 internal macro. Default alignment factor for csect directives, chosen
230 to match what BIGGEST_ALIGNMENT allows.
231 (DATA_SECTION_ASM_OP): Use it.
232 * config/rs6000/rs6000.c
233 (rs6000_xcoff_output_readonly_section_asm_op):
234 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
235 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
237 2007-08-31 Olivier Hainque <hainque@adacore.com>
239 * dbxout.c (dbxout_block): Move declaration within the first
240 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
241 block to include the definition, together with the associated
244 2007-08-31 David Edelsohn <edelsohn@gnu.org>
245 Revital Eres <eres@il.ibm.com>
247 * doc/invoke.texi (-mpaired): Document flag.
248 * config.gcc: Include paired.h in powerpc extra_headers and
249 750cl.h in powerpc-*-linux*paired*.
250 * config/rs6000/rs6000.opt (-mpaired): New flag.
251 * config/rs6000/rs6000.c (paired_init_builtins,
252 paired_expand_builtin, paired_expand_lv_builtin,
253 paired_expand_stv_builtin, paired_expand_predicate_builtin):
254 New functions to support the paired single builtin functions.
255 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
256 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
258 (bdesc_paired_preds): New structure for paired predicate
260 (rs6000_expand_builtin): Expand paired single builtins.
261 (rs6000_init_builtins): Init paired single builtins.
262 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
263 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
264 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
265 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
266 (rs6000_vector_mode_supported_p): Support paired vector mode.
267 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
268 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
270 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
271 (DATA_ALIGNMENT): Likewise.
272 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
273 (rs6000_builtins): Add PAIRED builtins.
274 * config/rs6000/rs6000.md: Include paired.md.
275 * config/rs6000/paired.h: New.
276 * config/rs6000/paired.md: New.
277 * config/rs6000/750cl.h: New.
278 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
280 2007-08-30 Ollie Wild <aaw@google.com>
282 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
283 * gcc.c (default_compilers): Add -fno-directives-only to
286 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
290 * regclass.c (initial_fixed_regs): Revert previous change and make
292 (initial_call_used_regs): Likewise.
293 (initial_call_really_used_regs): Delete, reverting previous addition.
294 (initial_reg_names): Likewise.
295 (init_reg_sets): Revert previous change.
296 (saved_fixed_regs): New.
297 (saved_call_used_regs): New.
298 (saved_call_really_used_regs): New.
299 (saved_reg_names): New.
300 (save_register_info): New.
301 (restore_register_info): New.
302 (init_reg_sets_1): Replace reset of register info with call to
303 restore_register_info.
304 * rtl.h (save_register_info): Declare.
305 * toplev.c (backend_init): Call save_register_info.
307 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
309 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
310 from the original statement.
312 2007-08-30 Chao-ying Fu <fu@mips.com>
314 * c-lex.c (interpret_fixed): Declare.
315 (interpret_float): Process _Fract and _Accum.
316 (interpret_fixed): New function.
317 * final.c (output_addr_const): Process CONST_FIXED.
318 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
319 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
321 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
323 (simplify_immed_subreg): Support CONST_FIXED.
324 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
325 (simplify_subreg): Support CONST_FIXED.
327 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
329 * config/rs6000/ppu_intrinsics.h: New file.
330 * config.gcc (powerpc*-*-* <extra_headers>): Install
333 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
335 * cfg.c (dump_flow_info): Change to also print entry and exit
337 * print-rtl.c (print_rtl_single): Allow to print rtl with
340 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
342 * df-core.h (df_dump_region): New function.
343 * df.h (df_dump_region): New function.
344 * loop-invariant.c (find_defs): Add call to df_dump_region.
345 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
348 2007-08-30 Jakub Jelinek <jakub@redhat.com>
350 * decl.c (start_preparsed_function): Set
351 DECL_DISREGARD_INLINE_LIMITS for GNU_INLINE_P functions.
354 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
355 true if any of the compare_section_name calls returned true,
356 rather than if any returned false.
358 2007-08-30 Richard Guenther <rguenther@suse.de>
360 PR tree-optimization/33199
361 * tree-ssa-structalias.c (handle_lhs_call): New function.
362 (find_func_aliases): In non-IPA mode make sure that for
363 calls that return a pointer we add a constraint for the
364 result to point to anything.
366 2007-08-30 Richard Guenther <rguenther@suse.de>
368 * doc/invoke.texi (-mveclibabi): Document new target option.
369 * config/i386/i386.opt (-mveclibabi): New target option.
370 * config/i386/i386.c (ix86_veclib_handler): Handler for
371 vectorization library support.
372 (override_options): Handle the -mveclibabi option, initialize
373 the vectorization library handler.
374 (ix86_builtin_vectorized_function): As fallback call the
375 vectorization library handler, if set.
376 (ix86_veclibabi_acml): New static function for ACML ABI style
377 vectorization support.
379 2007-08-30 Jakub Jelinek <jakub@redhat.com>
381 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
382 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
383 SImode and update m. Don't run gen_lowpart_common on arbitrary
384 memory address, force it to register first.
387 * dce.c (dce_process_block): Don't delete setters of
388 artificially used registers.
390 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
392 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
393 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
394 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
396 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
398 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
400 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
401 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
403 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
405 * system.h: Activate -Wcast-qual as warning-only.
407 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
410 * config/rs6000/rs6000.c (compare_section_name): New function.
411 (rs6000_elf_in_small_data_p): Compare section prefixes instead
414 2007-08-29 Olivier Hainque <hainque@adacore.com>
416 * xcoffout.c: #include debug.h.
417 * Makefile.in (xcoffout.o): Add debug.h dependency.
419 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
421 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
422 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
424 2007-08-29 Richard Guenther <rguenther@suse.de>
426 * tree-pretty-print.c (dump_generic_node): Print
427 label DECL_UID as D.%u.
428 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
430 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
432 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
433 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
435 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
438 * tree.c (build_type_attribute_qual_variant): Set canonical types
439 on the final, unqualified attribute variant before building the
442 2007-08-29 Jie Zhang <jie.zhang@analog.com>
444 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
445 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
447 2007-08-29 Jie Zhang <jie.zhang@analog.com>
450 2007-08-29 Jie Zhang <jie.zhang@analog.com>
451 * config/bfin/bfin.md (composev2hi): Put operands into vector
454 2007-08-29 Jie Zhang <jie.zhang@analog.com>
456 * config/bfin/bfin.md (composev2hi): Put operands into vector
459 2007-08-29 Jie Zhang <jie.zhang@analog.com>
461 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
462 attribute when appropriate.
463 (bfin_handle_l1_text_attribute): New.
464 (bfin_handle_l1_data_attribute): New.
465 (bfin_attribute_table): Add attributes: l1_text, l1_data,
466 l1_data_A and l1_data_B.
467 * doc/extend.texi (node Function Attributes): Document l1_text
469 (Variable Attributes): Add Blackfin subsection. Document l1_data,
470 l1_data_A and l1_data_B variable attributes.
472 2007-08-28 Jie Zhang <jie.zhang@analog.com>
474 * config/bfin/bfin.opt (minline-plt): Add.
475 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
476 call to global functions.
477 * doc/invoke.texi (Option Summary): Mention -minline-plt.
478 (Blackfin Options): Document -minline-plt.
480 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
482 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
483 given a non-function.
484 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
486 2007-08-28 DJ Delorie <dj@redhat.com>
488 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
490 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
492 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
494 2007-08-28 Richard Guenther <rguenther@suse.de>
496 * tree.h (struct tree_function_decl): Increase size of
497 function_code bitfield.
499 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
500 Kazu Hirata <kazu@codesourcery.com>
502 * gcc/config/m68k/linux.h
503 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
504 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
505 (m68k_return_in_memory): New.
506 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
509 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
512 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
513 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
514 operand) when top VEC_SELECT extracts scalar element.
515 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
516 (*vec_extract_v4sf_mem): Ditto.
518 2007-08-28 Jakub Jelinek <jakub@redhat.com>
521 * passes.c (init_optimization_passes): Move pass_df_finish
522 after pass_postreload sublist.
524 PR rtl-optimization/33148
525 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
526 (neg (lt X 0)) if X has scalar int mode.
529 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
530 initializer, use build_vector_from_ctor if possible to create
531 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
532 even after this, return NULL.
534 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
536 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
538 2007-08-28 Richard Guenther <rguenther@suse.de>
540 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
541 (struct tree_function_decl): Make function_code a bitfield.
542 Add disregard_inline_limits flag.
543 * cgraphunit.c (cgraph_process_new_functions): Check
544 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
545 (cgraph_preserve_function_body_p): Likewise.
546 * ipa-inline.c (compute_inline_parameters): Likewise.
547 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
548 for GNU C extern inline functions.
549 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
550 * tree-inline.c (disregard_inline_limits_p): Remove.
551 * tree-inline.h (disregard_inline_limits_p): Likewise.
552 * c-common.c (handle_always_inline_attribute): Set
553 DECL_DISREGARD_INLINE_LIMITS.
554 * langhooks.c (add_builtin_function): Verify the function code
555 fits in the bitfield.
557 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
558 Vladimir Yanovsky <yanov@il.ibm.com>
559 Revital Eres <eres@il.ibm.com>
560 Andrey Belevantsev <abel@ispras.ru>
562 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
564 * modulo-sched.c: Add documentation regarding do-loop.
565 (doloop_register_get): Change number of arguments to support
566 the new do-loop pattern and check whether COUNT_REG has no other
567 occurences in the loop besides in the control part.
568 (duplicate_insns_of_cycles): Do not duplicate the insn which
569 changes count_reg as it is already adjusted.
570 (generate_prolog_epilog): New argument to support the new
571 do-loop pattern. Change the subtract instruction to use
572 expand_simple_binop. Call duplicate_insns_of_cycles with new
574 (sms_schedule): Call doloop_register_get and
575 generate_prolog_epilog with new argument. Do not handle loops
576 with single sets insns with subreg in their lhs.
577 * loop-doloop.c (doloop_optimize): Support for another do-loop
579 (doloop_condition_get): Gets an instruction instead of a pattern
580 and change the return condition when the do-loop pattern is
582 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
583 deps when considering to not create edges.
585 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
587 * doc/extend.texi (gnu_inline funtion attribute): Document C++
590 2007-08-27 Jason Merrill <jason@redhat.com>
593 * gimplify.c (gimplify_modify_expr): Discard the assignment of
594 zero-sized types after calling gimplify_modify_expr_rhs.
596 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
598 * regclass.c (init_reg_autoinc): Fix typo.
600 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
602 Fix PR tree-optimization/33173
603 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
605 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
608 * config/i386/i386.h (VALID_DFP_MODE_P): New.
609 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
612 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
613 David Ung <davidu@mips.com>
614 Nigel Stephens <nigel@mips.com>
616 Separate target-specific initialization from general
617 back-end initialization.
619 * toplev.c (init_alignments): New, split out from...
620 (process_options): ...here.
621 (backend_init_target): New, split out from...
622 (backend_init): ...here.
623 (lang_dependent_init_target): New, split out from...
624 (lang_dependent_init): ...here.
625 (target_reinit): New.
626 * toplev.h (target_reinit): Declare.
627 * expr.c (init_expr_target): Renamed from init_expr_once, since it
628 now can be called more than once. Update comments.
629 * expr.h (init_expr_target): Likewise.
630 * alias.c (init_alias_target): Renamed from init_alias_once, since it
631 now can be called more than once. Explicitly zero
632 static_reg_base_value.
633 * emit-rtl.c (init_emit_regs): New, split out from...
634 (init_emit_once): Here.
635 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
636 non-const, so that changes from command-line arguments can overwrite
637 values provided by the static initializers.
638 (initial_call_really_used_regs): New, used similarly to the above.
639 (initial_reg_names): Likewise.
640 (last_mode_for_init_move_cost): Promoted function-local static to
641 file-scope static to make it accessible outside init_move_cost.
642 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
643 Do not initialize inv_reg_alloc_order yet, either. Do initialize
644 reg_names since it is needed for parsing command-line options.
645 (init_move_cost): Use last_mode_for_init_move_cost instead of
646 function-local static.
647 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
648 call_really_used_regs now. Reinitialize reg_names. Also
649 initialize inv_reg_alloc_order. Zero reg_class_subunion and
650 reg_class_superunion. Clear losing_caller_save_reg_set.
651 Preserve global registers if called more than once. Reset
652 move cost, may_move_in_cost, may_move_out_cost, and
653 last_mode_for_init_move_cost.
654 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
655 can now be invoked more than once. Update comments.
656 (init_regs): Update comments.
657 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
658 and initial_call_really_used_regs, instead of the non-initial
659 variables. This allows us to save the command-line register settings
660 after target reinitialization.
661 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
662 * rtl.h (init_emit_regs): Declare.
663 (init_reg_modes_target, init_alias_target): Renamed as described
665 * reload1.c (init_reload): Update comments.
666 * optabs.c (init_optabs): Likewise.
667 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
669 2007-08-26 Chao-ying Fu <fu@mips.com>
671 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
674 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
676 * alias.c (memory_modified_1, memory_modified_in_insn_p):
678 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
680 * bb-reorder.c (copy_bb_p): Likewise.
681 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
682 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
683 block_ends_with_condjump_p): Likewise.
684 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
685 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
686 block_ends_with_condjump_p): Likewise.
687 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
688 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
689 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
690 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
691 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
692 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
693 debug_true_const_tree instad of debug_true_tree.
694 * debug.c (do_nothing_debug_hooks): Likewise.
695 * debug.h (ignore_block, debug_true_const_tree): Constify.
696 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
697 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
698 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
699 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
700 dbx_reg_number, is_based_loc, field_type,
701 simple_type_align_in_bits, simple_decl_align_in_bits,
702 simple_type_size_in_bits, field_byte_offset, insert_float,
703 type_tag, member_declared_type, is_redundant_typedef,
704 secname_for_decl, is_inlined_entry_point): Likewise.
705 * emit-rtl.c (const_next_insn, const_previous_insn,
706 const_next_nonnote_insn, const_prev_nonnote_insn,
707 const_next_real_insn, const_prev_real_insn,
708 const_next_active_insn, const_prev_active_insn, const_next_label,
709 const_prev_label): Likewise.
710 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
712 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
713 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
714 sched_insn_is_legitimate_for_speculation_p): Likewise.
715 * jump.c (reversed_comparison_code_parts,
716 reversed_comparison_code, reversed_comparison, condjump_label):
718 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
719 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
721 * rtl.h (const_previous_insn, const_next_insn,
722 const_prev_nonnote_insn, const_next_nonnote_insn,
723 const_prev_real_insn, const_next_real_insn,
724 const_prev_active_insn, const_next_active_insn, const_prev_label,
725 const_next_label, modified_between_p, modified_in_p,
726 const_note_storeskeep_with_call_p, condjump_label,
727 reversed_comparison, reversed_comparison_code,
728 reversed_comparison_code_parts, memory_modified_in_insn_p,
729 stack_regs_mentioned): Likewise.
730 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
731 keep_with_call_p): Likewise.
732 * sched-deps.c (deps_may_trap_p, sched_get_condition,
733 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
734 sd_lists_size, sd_lists_empty_p): Likewise.
735 * sched-int.h (sched_insns_conditions_mutex_p,
736 haifa_classify_insn, no_real_insns_p,
737 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
738 sd_lists_size, sd_lists_empty_p): Likewise.
739 * sdbout.c (sdb_debug_hooks): Likewise.
740 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
741 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
742 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
744 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
745 tree_can_throw_internal): Likewise.
746 * tree-flow-inline.h (phi_nodes): Likewise.
747 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
748 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
749 * tree-gimple.c (const_get_call_expr_in): Likewise.
750 * tree-gimple.h (const_get_call_expr_in): Likewise.
751 * tree.c (const_lookup_attribute, attribute_list_equal,
752 attribute_list_contained): Likewise.
753 * tree.h (attribute_list_equal, attribute_list_contained,
754 const_lookup_attribute): Likewise.
755 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
757 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
759 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
760 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
762 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
765 * config/alpha/constraints.md: Delete "svn:mime-type" property
766 with svn propdel "svn:mime-type".
768 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
771 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
772 non NOTE insn doesn't cross basic block.
773 (noce_try_abs): Likewise.
774 (noce_process_if_block): Likewise.
776 2007-08-26 David Edelsohn <edelsohn@gnu.org>
779 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
780 operand without auto-inc-dec.
781 * config/rs6000/rs6000.md (floatsidf2_internal): Use
782 offsettable_mem_operand.
783 (floatunssidf2_internal): Same.
784 (fix_truncdfsi2_internal): Same.
785 (floatsidf_ppc64): Same.
786 (floatunssidf_ppc64): Same.
787 (fix_trunctfsi2_internal): Same.
789 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
792 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
793 pass defines needed for version.c.
795 2007-08-25 Joseph Myers <joseph@codesourcery.com>
797 * configure.ac (--debug-prefix-map check): Change assembler
798 version presumed to have feature to 2.18.
799 * configure: Regenerate.
801 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
803 * c-common.c (vector_types_convertible_p,
804 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
805 self_promoting_args_p): Constify.
806 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
807 c_promoting_integer_type_p, self_promoting_args_p,
808 anon_aggr_type_p, vector_types_convertible_p): Likewise.
809 * c-decl.c (anon_aggr_type_p): Likewise.
810 * * c-dump.c (dump_stmt): Likewise.
811 * c-objc-common.c (has_c_linkage): Likewise.
812 * c-tree.h (same_translation_unit_p): Likewise.
813 * c-typeck.c (null_pointer_constant_p,
814 tagged_types_tu_compatible_p, function_types_compatible_p,
815 type_lists_compatible_p, lvalue_or_else, lvalue_p,
816 comptypes_internal, struct tagged_tu_seen_cache,
817 same_translation_unit_p, alloc_tagged_tu_seen_cache,
818 c_size_in_bytes): Likewise.
819 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
820 hash_ptr, eq_ptr): Likewise.
821 * langhooks-def.h (lhd_decl_ok_for_sibcall,
822 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
823 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
824 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
826 * optabs.c (optab_for_tree_code): Likewise.
827 * optabs.h (optab_for_tree_code): Likewise.
828 * rtl.h (simplify_rtx): Likewise.
829 * simplify-rtx.c (simplify_rtx): Likewise.
830 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
831 dump_flag, dump_node): Likewise.
832 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
833 queue_and_dump_type, dump_flag): Likewise.
834 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
835 * tree-pass.h (dump_node): Likewise.
836 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
837 supportable_narrowing_operation): Likewise.
838 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
839 supportable_narrowing_operation): Likewise.
840 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
841 is_negative_overflow_infinity, is_positive_overflow_infinity,
842 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
843 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
844 update_value_range, add_equivalence, ssa_name_nonnegative_p,
845 ssa_name_nonzero_p, fp_predicate): Likewise.
846 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
847 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
848 ssa_name_nonnegative_p): Likewise.
850 2007-08-25 Hans Kester <hans.kester@ellips.nl>
852 * config.gcc : Add x86_64-elf target.
854 2007-08-25 Jakub Jelinek <jakub@redhat.com>
856 * expr.c (store_expr): Fix order of store_by_pieces arguments.
858 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
859 Nigel Stephens <nigel@mips.com>
863 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
864 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
865 * expr.c (SET_BY_PIECES_P): Define.
866 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
867 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
868 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
870 * expr.h (SET_RATIO): Define.
871 (can_store_by_pieces, store_by_pieces): Update prototypes.
872 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
873 can_store_by_pieces/store_by_pieces.
874 (expand_builtin_memcpy_args): Likewise.
875 (expand_builtin_strncpy): Likewise.
876 (expand_builtin_memset_args): Likewise. Also remove special case
877 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
878 decide what to do instead.
879 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
880 to can_store_by_pieces.
882 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
883 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
885 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
886 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
887 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
888 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
889 (STORE_BY_PIECES_P): Define.
891 2007-08-24 Tom Tromey <tromey@redhat.com>
893 * varpool.c (varpool_last_needed_node): Fix comment typo.
894 * c-decl.c (duplicate_decls): Fix comment typo.
895 (clone_underlying_type): Update comment.
897 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
899 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
900 alpha_in_small_data_p, alpha_split_complex_arg,
901 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
903 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
904 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
906 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
907 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
908 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
909 * config/darwin.c (darwin_binds_local_p): Likewise.
910 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
912 * config/i386/i386-protos.h (i386_pe_binds_local_p,
913 i386_pe_valid_dllimport_attribute_p): Likewise.
914 * config/i386/i386.c (ix86_function_regparm,
915 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
916 x86_can_output_mi_thunk, ix86_mangle_type,
917 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
918 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
919 i386_pe_binds_local_p): Likewise.
921 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
922 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
923 ia64_invalid_conversion, ia64_invalid_unary_op,
924 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
926 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
927 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
928 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
929 * config/mips/mips.c (mips_use_blocks_for_constant_p,
930 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
931 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
932 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
933 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
934 * config/pa/pa.c (pa_commutative_p): Likewise.
935 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
937 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
938 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
939 rs6000_use_blocks_for_constant_p,
940 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
941 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
942 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
943 * config/s390/s390.c (s390_mangle_type,
944 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
946 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
947 th_in_small_data_p): Likewise.
948 * config/sh/sh.c (sh_ms_bitfield_layout_p,
949 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
951 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
952 sparc_mangle_type): Likewise.
953 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
954 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
955 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
957 * hooks.c (hook_bool_mode_const_rtx_false,
958 hook_bool_mode_const_rtx_true,
959 hook_bool_const_tree_hwi_hwi_const_tree_false,
960 hook_bool_const_tree_hwi_hwi_const_tree_true,
961 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
962 hook_constcharptr_const_tree_null,
963 hook_constcharptr_const_rtx_null,
964 hook_constcharptr_const_tree_const_tree_null,
965 hook_constcharptr_int_const_tree_null,
966 hook_constcharptr_int_const_tree_const_tree_null): New.
967 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
968 hook_bool_tree_hwi_hwi_tree_false,
969 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
970 hook_int_tree_tree_1, hook_constcharptr_tree_null,
971 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
972 hook_constcharptr_int_tree_null,
973 hook_constcharptr_int_tree_tree_null): Delete.
974 (default_can_output_mi_thunk_no_vcall): Constify.
975 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
976 hook_bool_tree_hwi_hwi_tree_false,
977 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
978 hook_int_tree_tree_1, hook_constcharptr_tree_null,
979 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
980 hook_constcharptr_int_tree_null,
981 hook_constcharptr_int_tree_tree_null): Delete.
982 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
983 hook_bool_const_tree_hwi_hwi_const_tree_false,
984 hook_bool_const_tree_hwi_hwi_const_tree_true,
985 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
986 hook_constcharptr_const_tree_null,
987 hook_constcharptr_const_rtx_null,
988 hook_constcharptr_const_tree_const_tree_null,
989 hook_constcharptr_int_const_tree_null,
990 hook_constcharptr_int_const_tree_const_tree_null): New.
991 (default_can_output_mi_thunk_no_vcall): Constify.
992 * integrate.c (function_attribute_inlinable_p): Likewise.
993 * integrate.h (function_attribute_inlinable_p): Likewise.
994 * jump.c (rtx_renumbered_equal_p): Likewise.
995 * output.h (decl_readonly_section, categorize_decl_for_section,
996 default_use_anchors_for_symbol_p, default_binds_local_p,
997 default_binds_local_p_1): Likewise.
998 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
1000 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1001 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
1002 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
1003 TARGET_COMP_TYPE_ATTRIBUTES,
1004 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
1005 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
1006 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
1007 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
1008 TARGET_DWARF_CALLING_CONVENTION): Likewise.
1009 * target.h (can_output_mi_thunk, needs_block_p,
1010 first_cycle_multipass_dfa_lookahead_guard_spec,
1011 vector_alignment_reachable, comp_type_attributes,
1012 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
1013 commutative_p, use_blocks_for_constant_p,
1014 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
1015 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
1016 invalid_within_doloop, valid_dllimport_attribute_p,
1017 split_complex_arg, invalid_arg_for_unprototyped_fn,
1018 invalid_conversion, invalid_unary_op, invalid_binary_op):
1020 * targhooks.c (default_invalid_within_doloop,
1021 hook_invalid_arg_for_unprototyped_fn,
1022 default_builtin_vector_alignment_reachable): Likewise.
1023 (hook_bool_rtx_commutative_p): Delete.
1024 (hook_bool_const_rtx_commutative_p): New.
1025 * targhooks.h (default_invalid_within_doloop,
1026 default_builtin_vector_alignment_reachable,
1027 hook_invalid_arg_for_unprototyped_fn): Constify.
1028 (hook_bool_rtx_commutative_p): Delete.
1029 (hook_bool_const_rtx_commutative_p): New.
1030 * varasm.c (bss_initializer_p, decl_default_tls_model,
1031 categorize_decl_for_section, decl_readonly_section,
1032 default_use_anchors_for_symbol_p, default_binds_local_p,
1033 default_binds_local_p_1): Constify.
1035 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1037 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1038 __NO_BUILTIN if -fno-builtin.
1040 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1042 * config/bfin/bfin.c (print_operand): Report error instead of
1043 ICE for wrong operand.
1045 2007-08-24 Michael Matz <matz@suse.de>
1047 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
1049 2007-08-24 Richard Guenther <rguenther@suse.de>
1052 * tree-ssa.c (useless_type_conversion_p): Split into a
1053 recursive and a non-recursive part.
1054 (useless_type_conversion_p_1): New function.
1055 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
1056 from maybe_fold_offset_to_reference is trivially convertible
1057 to the desired type before doing the simplification.
1059 2007-08-24 Jakub Jelinek <jakub@redhat.com>
1061 * expr.c (store_expr): Optimize initialization of an array
1063 * expr.h (builtin_strncpy_read_str): New prototype.
1064 * builtins.c (builtin_strncpy_read_str): Remove prototype.
1067 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
1070 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
1071 field when initializing if_info structure.
1073 2007-08-24 Richard Guenther <rguenther@suse.de>
1075 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
1077 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
1078 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
1079 * tree-inline.c (inlinable_function_p): Fold in common parts of
1080 the cannot_inline_tree_fn langhook.
1081 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
1082 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
1083 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1084 cannot_inline_tree_fn langhook.
1085 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1086 cannot_inline_tree_fn member.
1088 2007-08-24 Richard Guenther <rguenther@suse.de>
1090 * expr.c (get_inner_reference): Do computation of bitoffset
1091 from offset in a way we can detect overflow reliably.
1093 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1095 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
1097 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1099 * config/bfin/bfin.opt (mfast-fp): Add.
1100 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
1101 libbffastfp override libgcc if -mfast-fp.
1102 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
1103 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
1104 (Blackfin Options): Document -mfast-fp.
1106 2007-08-24 Jakub Jelinek <jakub@redhat.com>
1108 PR tree-optimization/32573
1110 * tree-data-ref.c (initialize_data_dependence_relation): Clear
1111 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
1112 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
1113 (build_classic_dist_vector): Return false rather than true if
1114 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
1115 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
1116 returned false. Don't call save_dist_v before calling
1117 build_classic_dist_vector_1.
1118 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
1119 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
1120 DDR_DIR_VECTS vectors.
1122 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
1124 * configure.ac (leb128): Modify sed statement to work with any
1125 binutils version string.
1126 * configure: Regenerate
1128 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1130 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
1131 Wrap in RTX_CODE macro guard.
1132 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
1133 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
1134 arm_mark_dllimport, arm_pe_encode_section_info,
1135 arm_pe_unique_section): Use ISO-C function declarations.
1136 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
1137 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
1138 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
1140 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
1141 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
1143 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
1145 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
1146 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
1147 (register_move_cost): Use ISO-C function declarations.
1148 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
1149 * config/score/score-protos.h (score_declare_object): Add
1151 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
1153 * final.c (profile_function): Avoid empty if-bodies.
1156 * calls.c (must_pass_in_stack_var_size,
1157 must_pass_in_stack_var_size_or_pad): Constify.
1158 * config/alpha/alpha-protos.h (function_value): Likewise.
1159 * config/alpha/alpha.c (alpha_return_in_memory,
1160 alpha_pass_by_reference, function_value,
1161 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
1162 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
1164 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
1165 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1166 TARGET_PROMOTE_PROTOTYPES): Likewise.
1167 * config/arm/arm-protos.h (arm_return_in_memory,
1168 arm_pad_arg_upward, arm_function_value): Likewise.
1169 * config/arm/arm.c (arm_pass_by_reference,
1170 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
1171 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1172 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
1174 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
1175 * config/avr/avr-protos.h (avr_function_value): Likewise.
1176 * config/avr/avr.c (avr_return_in_memory,
1177 gas_output_limited_string, gas_output_ascii, avr_function_value,
1178 avr_return_in_memory): Likewise.
1179 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
1180 * config/bfin/bfin.c (bfin_pass_by_reference,
1181 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
1182 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
1184 * config/cris/cris.c (cris_pass_by_reference,
1185 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
1186 * config/crx/crx.c (crx_return_in_memory): Likewise.
1187 * config/darwin.c (function_base, machopic_function_base_name):
1189 * config/fr30/fr30.c (fr30_must_pass_in_stack,
1190 TARGET_PROMOTE_PROTOTYPES): Likewise.
1191 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
1192 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
1193 * config/i386/i386-protos.h (ix86_return_in_memory,
1194 ix86_sol10_return_in_memory): Likewise.
1195 * config/i386/i386.c (ix86_function_value,
1196 ix86_function_sseregparm, ix86_must_pass_in_stack,
1197 type_natural_mode, classify_argument, examine_argument,
1198 construct_container, ix86_pass_by_reference, function_value_32,
1199 function_value_64, ix86_function_value_1, return_in_memory_32,
1200 return_in_memory_64, return_in_memory_ms_64,
1201 ix86_return_in_memory, ix86_sol10_return_in_memory,
1202 TARGET_PROMOTE_PROTOTYPES): Likewise.
1203 * config/ia64/ia64-protos.h (ia64_function_value,
1204 ia64_hpux_function_arg_padding): Likewise.
1205 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
1206 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
1207 ia64_hpux_function_arg_padding): Likewise.
1208 * config/iq2000/iq2000-protos.h (function_arg,
1209 iq2000_function_value): Likewise.
1210 * config/iq2000/iq2000.c (iq2000_return_in_memory,
1211 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
1212 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1213 function_arg, iq2000_function_value): Likewise.
1214 * config/m32c/m32c-protos.h (m32c_function_value,
1215 m32c_promote_function_return): Likewise.
1216 * config/m32c/m32c.c (m32c_pass_by_reference,
1217 m32c_promote_prototypes, m32c_promote_function_return,
1218 m32c_function_value): Likewise.
1219 * config/m32r/m32r.c (m32r_return_in_memory,
1220 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
1221 m32r_in_small_data_p): Likewise.
1222 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
1224 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
1225 m68hc11_function_arg_padding): Likewise.
1226 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
1227 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
1228 m68k_function_value): Likewise.
1229 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
1230 mcore_function_value): Likewise.
1231 * config/mcore/mcore.c (handle_structs_in_regs,
1232 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
1233 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1234 mcore_num_arg_regs, mcore_function_value): Likewise.
1235 * config/mips/mips-protos.h (mips_pad_arg_upward,
1236 mips_function_value): Likewise.
1237 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
1238 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
1239 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1240 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
1241 mips_function_value): Likewise.
1242 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
1244 * config/mmix/mmix.c (mmix_pass_by_reference,
1245 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
1246 mmix_encode_section_info): Likewise.
1247 * config/mn10300/mn10300-protos.h (mn10300_function_value):
1249 * config/mn10300/mn10300.c (mn10300_return_in_memory,
1250 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
1251 mn10300_function_value): Likewise.
1252 * config/mt/mt-protos.h (mt_function_value): Likewise.
1253 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
1254 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
1255 * config/pa/pa-protos.h (function_arg_padding, function_value,
1256 pa_return_in_memory): Likewise.
1257 * config/pa/pa.c (pa_pass_by_reference,
1258 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1259 function_arg_padding, function_value, pa_return_in_memory):
1261 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
1262 * config/rs6000/rs6000-protos.h (rs6000_function_value,
1263 function_arg_padding): Likewise.
1264 * config/rs6000/rs6000.c (rs6000_return_in_memory,
1265 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
1266 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
1267 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1268 function_arg_padding, altivec_expand_dst_builtin,
1269 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
1270 altivec_init_builtins, rs6000_common_init_builtins,
1271 rs6000_function_value): Likewise.
1272 * s390/s390-protos.h (s390_function_value): Likewise.
1273 * config/s390/s390.c (s390_function_arg_size,
1274 s390_pass_by_reference, s390_return_in_memory,
1275 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
1276 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
1277 * config/score/score-protos.h (score_function_value): Likewise.
1278 * config/score/score.c (score_arg_partial_bytes,
1279 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1280 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
1281 score_pass_by_reference, score_add_offset, score_function_value):
1283 * config/sh/sh-protos.h (sh_attr_renesas_p,
1284 sh_promote_prototypes): Likewise.
1285 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
1286 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
1287 sh_attr_renesas_p): Likewise.
1288 * config/sparc/sparc-protos.h (function_value,
1289 function_arg_padding): Likewise.
1290 * config/sparc/sparc.c (sparc_promote_prototypes,
1291 sparc_return_in_memory, sparc_pass_by_reference,
1292 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1293 function_arg_record_value_2, function_arg_record_value_1,
1294 function_arg_record_value, function_arg_record_value,
1295 function_arg_padding, function_value): Likewise.
1296 * config/spu/spu-protos.h (spu_function_value): Likewise.
1297 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
1298 spu_function_value): Likewise.
1299 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
1301 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
1302 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
1303 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
1305 * config/v850/v850.c (v850_return_in_memory,
1306 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
1307 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
1308 * config/xtensa/xtensa.c (xtensa_return_in_msb,
1309 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
1310 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
1312 * explow.c (promote_mode, hard_function_value): Likewise.
1313 * expr.h (hard_function_value, promote_mode): Likewise.
1314 * function.c (aggregate_value_p): Likewise.
1315 * hooks.c (hook_bool_const_tree_true): New.
1316 * hooks.h (hook_bool_const_tree_true): New.
1317 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
1318 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1319 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1320 TARGET_RETURN_IN_MSB): Likewise.
1321 * target.h (promote_function_args, promote_function_return,
1322 promote_prototypes, return_in_memory, return_in_msb,
1323 pass_by_reference, must_pass_in_stack, callee_copies,
1324 function_value): Likewise.
1325 * targhooks.c (default_return_in_memory,
1326 hook_pass_by_reference_must_pass_in_stack,
1327 hook_callee_copies_named,
1328 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
1329 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
1330 default_function_value): Likewise.
1331 * targhooks.h (default_return_in_memory,
1332 hook_pass_by_reference_must_pass_in_stack,
1333 hook_callee_copies_named,
1334 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
1335 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
1336 default_function_value): Likewise.
1337 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
1338 (equiv_class_label_hash, equiv_class_label_eq): Constify.
1339 * tree-vectorizer.c (bb_in_loop_p): Likewise.
1340 * tree.c (needs_to_live_in_memory): Likewise.
1341 * tree.h (struct tree_type, needs_to_live_in_memory,
1342 aggregate_value_p, must_pass_in_stack_var_size,
1343 must_pass_in_stack_var_size_or_pad): Likewise.
1344 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
1345 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
1346 lookup_filename): Likewise.
1348 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
1351 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
1352 fake fcomi i387 instruction for !TARGET_CMOVE.
1353 (ix86_expand_branch): Expand natural sequence with one jump for
1354 all targets, not only TARGET_CMOVE.
1355 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
1356 pattern to implement fake fcomi sequence. Split instruction after
1357 reload to correct compare sequences.
1358 (*cmpfp_xf_cc): Ditto.
1359 (*cmpfp_<mode>_cc): Ditto.
1360 (*cmpfp_u_cc): Ditto.
1361 (*cmpfp_<mode>_cc): Ditto.
1363 2007-08-23 Richard Guenther <rguenther@suse.de>
1365 * tree-pretty-print.c (dump_generic_node): Annotate
1366 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
1368 2007-08-23 Richard Guenther <rguenther@suse.de>
1370 * builtins.c (expand_builtin_mathfn): Wrap argument in
1371 save_expr directly instead of re-building the call.
1372 (expand_builtin_mathfn_2): Likewise.
1373 (expand_builtin_mathfn_3): Likewise.
1374 (expand_builtin_interclass_mathfn): Likewise.
1375 (expand_builtin_int_roundingfn): Set arg.
1376 (expand_builtin_int_roundingfn_2): Likewise.
1378 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
1380 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
1381 *sse_nand<mode>3, *sse_xor<mode>3): New.
1383 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
1385 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
1386 * config/i386/i386.c (print_operand): Handle ';' code. Output
1387 semicolon for TARGET_MACHO.
1388 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
1389 emit semicolon after 'lock' prefix.
1390 (sync_double_compare_and_swap<mode>): Ditto.
1391 (*sync_double_compare_and_swapdi_pic): Ditto.
1392 (*sync_compare_and_swap_cc<mode>): Ditto.
1393 (sync_double_compare_and_swap_cc<mode>): Ditto.
1394 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
1395 (sync_old_add<mode>): Ditto.
1396 (sync_add<mode>): Ditto.
1397 (sync_sub<mode>): Ditto.
1398 (sync_ior<mode>): Ditto.
1399 (sync_and<mode>): Ditto.
1400 (sync_xor<mode>): Ditto.
1402 2007-08-22 Chao-ying Fu <fu@mips.com>
1404 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
1406 (copy_rtx): Handle CONST_FIXED.
1407 (rtx_equal_p): Likewise.
1408 * rtl.h (fixed_value.h): New include.
1409 (rtx_def): Add a new field of fixed_value to u.
1410 (XCNMPFV): Define for accessing fixed_value.
1411 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
1413 * rtl.def (CONST_FIXED): New constant.
1414 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
1415 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
1416 US_ASHIFT): New codes.
1417 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
1418 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
1419 unsigned_fract_convert, unsigned_sat_fract): Document them.
1420 * varasm.c (assemble_integer): Extend to support fixed-point constants
1421 by using different machine classes.
1422 (decode_addr_const): Handle FIXED_CST.
1423 (const_hash_1): Likewise.
1424 (compare_constant): Likewise.
1425 (copy_constant): Likewise.
1426 (const_rtx_hash_1): Handle CONST_FIXED.
1427 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1428 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1430 (initializer_constant_valid_p): Handle FIXED_CST.
1431 (output_constant): Support FIXED_POINT_TYPE.
1432 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
1433 * cse.c (hash_rtx): Support CONST_FIXED.
1434 (exp_equiv_p): Likewise.
1435 (cannon_reg): Likewise.
1436 (fold_rtx): Likewise.
1437 (equiv_constant): Likewise.
1438 (cse_process_notes_1): Likewise.
1439 (count_reg_usage): Likewise.
1440 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
1441 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
1442 (wrap_constant): Check CONST_FIXED.
1443 (cselib_hash_rtx): Support CONST_FIXED.
1444 (cselib_subst_to_values): Likewise.
1445 * df-scan.c (df_uses_record): Likewise.
1446 * gcse.c (want_to_gcse_p): Likewise.
1447 (oprs_unchanged_p): Likewise.
1448 (oprs_not_set_p): Likewise.
1449 (compute_transp): Likewise.
1450 (extract_mentioned_regs_helper): Likewise.
1451 * genemit.c (gen_exp): Likewise.
1452 * local-alloc.c (equiv_init_varies_p): Likewise.
1453 (contains_replace_regs): Likewise.
1454 (memref_referenced_p): Likewise.
1455 * loop-invariant.c (check_maybe_invariant): Likewise.
1456 (hash_invariant_expr_1): Likewise.
1457 (invariant_expr_equal_p): Likewise.
1458 * postreload-gcse.c (oprs_unchanged_p): Likewise.
1459 * regclass.c (reg_scan_mark_refs): Likewise.
1460 * regrename.c (scan_rtx): Likewise.
1461 * resource.c (mark_referenced_resources): Likewise.
1462 (mark_set_resources): Likewise.
1463 * rtlanal.c (rtx_unstable_p): Likewise.
1464 (rtx_varies_p): Likewise.
1465 (count_occurrences): Likewise.
1466 (reg_mentioned_p): Likewise.
1467 (modified_between_p): Likewise.
1468 (modified_in_p): Likewise.
1469 (volatile_insn_p): Likewise.
1470 (volatile_refs_p): Likewise.
1471 (side_effects_p): Likewise.
1472 (may_trap_p_1): Likewise.
1473 (inequality_comparisons_p): Likewise.
1474 (computed_jump_p_1): Likewise.
1475 (commutative_operand_precedence): Likewise.
1476 * sched-deps.c (sched_analyze_2): Likewise.
1477 * sched-vis.c (print_value): Likewise.
1478 * reload.c (operands_match_p): Likewise.
1479 (subst_reg_equivs): Likewise.
1480 * reload1.c (eliminate_regs_1): Likewise.
1481 (elimination_effects): Likewise.
1482 (scan_paradoxical_subregs): Likewise.
1483 * alias.c (rtx_equal_for_memref_p): Likewise.
1484 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
1485 * emit-rtl.c (const_fixed_htab): New hash table.
1486 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
1488 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
1489 const_fixed_from_fixed_value): New functions.
1490 (verify_rtx_sharing): Handle CONST_FIXED.
1491 (copy_rtx_if_shared_1): Likewise.
1492 (reset_used_flags): Likewise.
1493 (set_used_flags): Likewise.
1494 (copy_insn_1): Likewise.
1495 (init_emit_once): Create const_fixed_htab.
1496 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
1498 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
1500 PR tree-optimization/32949
1501 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
1502 before failing for ivs with non-constant step.
1504 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
1506 * doc/md.texi (Iterators): Renamed from Macros. All contents
1507 changed to reflect rename of respectively define_code_macro and
1508 define_mode_macro to define_code_iterator and define_mode_iterator.
1509 (Mode Iterators, Code Iterators): Similar.
1510 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
1511 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
1512 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
1513 (initialize_iterators, find_iterator, check_code_iterator)
1514 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
1515 (read_mapping, read_rtx_1): Similar.
1516 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
1517 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
1518 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
1519 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
1520 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
1521 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
1522 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
1523 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
1524 config/rs6000/sync.md, config/rs6000/rs6000.md,
1525 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
1526 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
1527 config/vax/vax.md, config/bfin/bfin.md: Similar.
1529 2007-08-22 David Daney <ddaney@avtrex.com>
1531 * doc/install.texi (Testing): Mention testing on a simulator.
1533 2007-08-22 Janis Johnson <janis187@us.ibm.com>
1535 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
1537 * doc/libgcc.texi (Decimal float library routines): Fix formatting
1538 and rearrange floating point conversion functions into different
1541 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1543 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
1544 dfa_post_advance_cycle): New scheduler hooks.
1545 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1546 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
1548 (TARGET_SCHED): Use them.
1549 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1550 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
1551 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
1553 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
1554 function to facilitate debugging.
1555 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
1556 (output_insn_has_dfa_reservation_p): New static function to output
1557 insn_has_dfa_reservation_p ().
1558 (write_automata): Use it.
1559 * genattr.c (main): Output declaration for
1560 insn_has_dfa_reservation_p ().
1562 2007-08-22 Christian Bruel <christian.bruel@st.com>
1563 Richard Guenther <rguenther@suse.de>
1565 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
1566 * simplify_rtx (simplify_binary_operation_1): Likewise.
1568 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
1570 PR rtl-optimization/32557
1571 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
1572 of REGNO (mws->mw_reg).
1574 2007-08-22 Richard Guenther <rguenther@suse.de>
1577 * builtins.c (expand_builtin_int_roundingfn): Replace call
1578 argument wrapped with SAVE_EXPR directly.
1579 (expand_builtin_int_roundingfn_2): Likewise.
1581 2007-08-22 Richard Guenther <rguenther@suse.de>
1583 * tree-inline.c (inlinable_function_p): Restore disregarding
1584 inline limits for GNU extern inline functions.
1586 2007-08-22 Richard Guenther <rguenther@suse.de>
1589 * tree.c (host_integerp): Treat sizetype as signed as it is
1592 2007-08-21 Ian Lance Taylor <iant@google.com>
1594 PR tree-optimization/33134
1595 * tree-vrp.c (adjust_range_with_scev): Call
1596 set_value_range_to_value.
1598 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
1600 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
1603 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
1605 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
1608 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
1610 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
1611 cases to set eight bytes at a time.
1612 (expand_block_move): Likewise.
1614 2007-08-21 Jakub Jelinek <jakub@redhat.com>
1617 * dwarf2out.c (gen_decl_die): Don't call
1618 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
1620 2007-08-21 Paul Brook <paul@codesourcery.com>
1621 Nathan Sidwell <nathan@codesourcery.com>
1622 Mark Mitchell <mark@codesourcery.com>
1623 Joseph Myers <joseph@codesourcery.com>
1625 * configure.ac: Add --with-pkgversion and --with-bugurl.
1626 * configure: Regenerate.
1627 * doc/install.texi: Document them.
1628 * version.c (version_string): Remove VERSUFFIX.
1629 (VERSUFFIX): Remove.
1630 (pkgversion_string): New.
1631 (bug_report_url): Do not hard-code initializer.
1632 * version.h (pkgversion_string): Declare.
1633 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
1635 (version.o): Define PKGVERSION and BUGURL.
1636 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
1637 (%.pod): Define BUGURL.
1638 * gcc.c (process_command, main): Use pkgversion_string.
1639 * toplev.c (compile_file, print_version): Likewise.
1640 * protoize.c (main): Likewise.
1641 * gcov.c (print_version): Likewise. Update copyright date.
1642 * gcov-dump.c (print_version): Likewise. Update copyright date.
1643 * mips-tdump.c (main): Likewise. Update copyright date.
1644 * mips-tfile.c (main): Likewise. Update copyright date.
1645 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
1646 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
1647 shorten description.
1648 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
1649 * doc/gccint.texi: Likewise.
1650 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
1651 Update copyright date.
1653 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
1655 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
1656 (ix86_expand_strlensi_unroll_1): Ditto.
1657 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
1658 (ix86_expand_carry_flag_compare): Update comment.
1660 2007-08-21 Jakub Jelinek <jakub@redhat.com>
1663 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
1664 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
1666 2007-08-21 Richard Guenther <rguenther@suse.de>
1668 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
1670 2007-08-21 Richard Guenther <rguenther@suse.de>
1673 * fold-const.c (fold_binary): Remove index +p PTR folding.
1674 Fix types of POINTER_PLUS_EXPR generated by folding of
1677 2007-08-20 Chao-ying Fu <fu@mips.com>
1679 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
1680 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
1681 RID_ONEWAY, so that it can be checked in declspecs_add_type.
1682 (c_common_fixed_point_type_for_size): Declare.
1683 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
1684 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
1685 (c_token_starts_declspecs): Likewise.
1686 (c_parser_declspecs): Likewise.
1687 (c_parser_attributes): Likewise.
1688 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
1689 (c_declspecs): Add saturating_p.
1690 * c-decl.c (build_null_declspecs): Initialize saturating_p.
1691 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
1692 _Sat. Handle RID_SAT.
1693 Avoid using void, bool, char, int, float, double, _Decimal32,
1694 _Decimal64, _Decimal128, and complex with _Sat.
1695 Handle RID_FRACT and RID_ACCUM.
1696 Make sure _Sat is used with _Fract or _Accum.
1697 (finish_declspecs): Handle cts_fract and cts_accum.
1698 * c-common.c (fixed-value.h): New include.
1699 (constant_expression_warning): Handle FIXED_CST.
1700 (overflow_warning): Likewise.
1701 (warnings_for_convert_and_check): Likewise.
1702 (c_common_fixed_point_type_for_size): New.
1703 (c_common_type_for_mode): Handle fixed-point modes to
1704 return various saturating/non-saturating, signed/unsigned types.
1705 (c_common_signed_or_unsigned_type): Support fixed-point types.
1706 (shorten_compare): Check fixed-point zero.
1707 Handle FIXED_POINT_TYPE.
1708 (c_common_truthvalue_conversion): Handle FIXED_CST.
1709 Handle FIXED_POINT_TYPE.
1710 (c_common_nodes_and_builtins): Record builtin types for fixed-point
1712 (handle_mode_attribute): Handle fixed-point modes. Need to check
1713 if the signness of base type and fixed-point modes are consistent.
1714 (handle_vector_size_attribute): Handle fixed-point modes.
1715 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
1716 (warn_for_div_by_zero): Check fixed-point zero.
1717 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
1718 a common fixed-point type based on fbit, ibit, sign, and saturation.
1719 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
1720 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
1721 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
1722 (convert_for_assignment): Support FIXED_POINT_TYPE.
1723 (digest_init): Handle FIXED_POINT_TYPE.
1724 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
1725 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1726 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
1727 GE_EXPR, LT_EXPR, GT_EXPR.
1728 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
1729 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
1730 * target.h (gcc_target): Add fixed_point_supported_p.
1731 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
1732 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
1733 (default_fixed_point_supported_p): Define.
1734 * targhooks.h (default_fixed_point_supported_p): Declare.
1735 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
1736 * doc/install.texi (Configuration): Add --enable-fixed-point.
1737 * configure.ac (--enable-fixed-point): New to enable fixed-point
1738 arithmetic extension to C. For mips targets, we enable it by default.
1739 * configure, config.in: Regenerate.
1741 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
1743 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
1745 2007-08-20 David Edelsohn <edelsohn@gnu.org>
1747 * dwarf2out.c (text_section_used): Move declaration outside ifdef
1748 DWARF2_DEBUGGING_INFO.
1749 (cold_text_section_used): Same.
1750 (cold_text_section): Same.
1752 2007-08-20 Richard Guenther <rguenther@suse.de>
1754 * c-typeck.c (convert_for_assignment): Use the type of
1755 the member for the initialization.
1757 2007-08-20 Richard Guenther <rguenther@suse.de>
1759 * c-objc-common.c (c_disregard_inline_limits): Remove.
1760 * c-objc-common.h (c_disregard_inline_limits): Likewise.
1761 * cgraphunit.c (cgraph_process_new_functions): Call
1762 disregard_inline_limits_p.
1763 (cgraph_preserve_function_body_p): Likewise.
1764 * ipa-inline.c (compute_inline_parameters): Likewise.
1765 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
1767 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
1768 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1769 disregard_inline_limits langhook.
1770 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
1772 * langhooks.h (lang_hooks_for_tree_inlining): Remove
1773 disregard_inline_limits langhook.
1774 * tree-inline.c (disregard_inline_limits_p): New function.
1775 * tree-inline.h (disregard_inline_limits_p): Declare.
1777 2007-08-20 Richard Guenther <rguenther@suse.de>
1779 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
1780 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
1781 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1782 auto_var_in_fn_p langhook.
1783 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
1785 * tree.c (auto_var_in_fn_p): ... here.
1786 (find_var_from_fn): Call auto_var_in_fn_p directly.
1787 * langhooks.h (lang_hooks_for_tree_inlining): Remove
1788 auto_var_in_fn_p langhook.
1789 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
1790 (copy_body_r): Likewise.
1791 (self_inlining_addr_expr): Likewise.
1792 * tree.h (auto_var_in_fn_p): Declare.
1794 2007-08-20 Richard Guenther <rguenther@suse.de>
1796 * tree.c (WALK_SUBTREE): Call walk_tree_1.
1797 (walk_type_fields): Take lh parameter.
1798 (walk_tree): Rename to ...
1799 (walk_tree_1): ... this. Do not call the walk_subtrees
1800 langhook but the now passed callback. Pass lh on recursion.
1801 (walk_tree_without_duplicates): Rename to ...
1802 (walk_tree_without_duplicates_1): ... this. Take lh parameter
1803 and call walk_tree_1.
1804 * tree.h (walk_tree_lh): New typedef.
1805 (walk_tree_1): Declare.
1806 (walk_tree_without_duplicates_1): Likewise.
1807 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
1808 (walk_tree_without_duplicates): New define to
1809 walk_tree_without_duplicates_1 with NULL lh parameter.
1810 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
1811 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
1813 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
1814 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
1815 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
1818 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
1821 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
1822 code in front of the compacting of basic blocks.
1823 Move the folding of statements inbetween the cgraph checking
1824 and compacting of basic blocks.
1826 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1827 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1830 * config/alpha/alpha.c (va_list_skip_additions): Check for
1831 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
1832 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
1833 PLUS_EXPR when checking ap.__base.
1834 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
1835 when doing addition on pointer types. Use size_int instead of
1837 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
1838 ptr_type in the second operand.
1840 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1843 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
1845 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1848 * cfgexpand.c (expand_one_register_var): Mark pointer
1849 DECL_ARTIFICIAL as REG_POINTER also.
1850 * stmt.c (expand_decl): Likewise.
1852 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
1859 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
1860 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
1861 on_worklist argument and avoid adding things to worklist multiple
1863 (add_to_worklist): Ditto.
1864 (mark_aliases_call_clobbered): Mark entire structure clobbered if
1865 single SFT is clobbered.
1866 (set_initial_properties): Ditto.
1867 (compute_call_clobbered): Update for changes to function
1869 (create_overlap_variables_for): Always create SFT for offset 0.
1870 (create_structure_vars): Handle PHI's, since we are in SSA form at
1872 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
1873 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
1875 (add_vars_for_offset): Figure out aliases from access + points-to.
1876 (add_virtual_operand): Use add_vars-for_offset.
1877 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
1878 (add_call_clobber_ops): Remove makes_clobbering_call set.
1879 (get_expr_operands): Always pass through the INDIRECT_REF
1881 * tree-ssa-structalias.c (struct constraint_graph): Remove
1883 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
1884 address_taken, pt_used, number_incoming.
1885 (FIRST_ADDR_NODE): Removed.
1886 (merge_graph_nodes): Remove broken code for the moment.
1887 (init_graph): New function.
1888 (build_pred_graph): Remove code to init_graph.
1889 Add location equivalence support.
1890 (struct scc_info): Rename roots to deleted.
1892 (init_scc_info): Ditto
1893 (init_topo_info): Use graph->size.
1894 (compute_topo_order): Ditto.
1895 (do_da_constraint): Removed.
1896 (do_sd_constraint): Remove calls to find().
1897 set_union_with_increment should always get 0 as last arg here.
1898 (do_complex_constraint): Replace do_da_constraint with assert.
1900 (struct equiv_class_label): New.
1901 (pointer_equiv_class_table): Ditto.
1902 (location_equiv_class_table): Ditto.
1903 (equiv_class_label_hash): Ditto.
1904 (equiv_class_label_eq): Ditto
1905 (equiv_class_lookup): Ditto.
1906 (equiv_class_ladd): Ditto.
1907 (pointer_equiv_class): Ditto.
1908 (location_equiv_class): Ditto.
1909 (condense_visit): Rename and rewrite from label_visit to do only
1910 SCC related stuff for HU.
1911 (label_visit): Do HU work for HU.
1912 (perform_var_substitution): Update to do HU and location
1914 (free_var_substitution_info): Update to free HU and location
1915 equivalence structures. */
1916 (find_equivalent_node): Update for pointer but not location
1918 (unite_pointer_equivalences): New function.
1919 (move_complex_constraints): Rewrite to only do moving.
1920 (rewrite_constraints): Split out of move_complex_constraints.
1921 (solve_graph): Use graph->size.
1922 (process_constraint_1): Add from_call argument, use it.
1923 Split *a = &b into two constraints.
1924 (process_constraint): Use new process_constraint_1.
1925 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
1926 (get_constraint_for): Handle non-pointer integers properly.
1927 Remove code that used to handle structures.
1928 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
1929 with unknown addends.
1930 (handle_rhs_call): New function.
1931 (find_func_aliases): Use handle_rhs_call.
1932 (set_uids_in_ptset): Add an assert.
1933 (set_used_smts): Fix bug in not considering unified vars.
1934 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
1935 (compute_points_to_sets): Update for other function changes.
1936 (delete_points_to_sets): Ditto.
1937 (ipa_pta_execute): Ditto.
1938 (pass_ipa_pta): We need to update SSA after ipa_pta.
1940 2007-08-19 Jan Hubicka <jh@suse.cz>
1942 * i386.md: Replace "rim" and "mri" constraints by "g".
1944 2007-08-19 Joseph Myers <joseph@codesourcery.com>
1946 * dwarf2out.c (text_section_used, cold_text_section_used,
1947 cold_text_section, dwarf2out_note_section_used): New.
1948 (dwarf2out_init): Initialize cold_text_section.
1949 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
1950 dwarf2out_note_section_used.
1951 (size_of_aranges): Only count entry for text section if it was
1952 used. Count entry for cold text section if it was used.
1953 (output_aranges): Only output entries for text section and cold
1954 text section if they were used.
1956 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1958 * tree-pretty-print.c (debug_generic_expr): Add a comment about
1960 (debug_generic_stmt): Likewise.
1961 (debug_tree_chain): Likewise.
1963 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1965 * tree-data-refs.c (split_constant_offset): Expose.
1966 * tree-data-refs.h (split_constant_offset): Add declaration.
1968 * tree-vectorizer.h (dr_alignment_support): Renamed
1969 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
1970 Added a new value dr_explicit_realign.
1971 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
1972 dr_offset, dr_step, and dr_aligned_to, along with new access
1973 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
1974 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
1975 STMT_VINFO_DR_ALIGNED_TO.
1977 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
1979 In case of outer-loop vectorization with non-fixed misalignment - use
1980 the dr_explicit_realign scheme instead of the optimized realignment
1982 (new_stmt_vec_info): Initialize new fields.
1984 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
1985 'nested_in_vect_loop' case. Change verbosity level.
1986 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
1987 Don't fail on zero step in the outer-loop for loads.
1988 (vect_analyze_data_refs): Call split_constant_offset to calculate
1989 base, offset and init relative to the outer-loop.
1991 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
1992 BSI function argument with a new function argument - at_loop.
1993 Simplify the condition that determines STEP. Takes additional argument
1994 INV_P. Support outer-loop vectorization (handle the
1995 nested_in_vect_loop case), including zero step in the outer-loop. Call
1996 vect_create_addr_base_for_vector_ref with additional argument.
1997 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
1998 Updated function documentation. Handle the 'nested_in_vect_loop' case.
1999 Fixed and simplified calculation of step.
2000 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
2001 of bsi, and with additional argument. Call bump_vector_ptr with
2002 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
2003 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
2004 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
2005 when the realignment setup needs to take place inside the loop.
2006 Support the dr_explicit_realign scheme. Allow generating the optimized
2007 realignment scheme for outer-loop vectorization. Added documentation.
2008 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
2009 the 'nested_in_vect_loop' case, including loads that are invariant in
2010 the outer-loop and the realignment schemes. Handle the case when the
2011 realignment setup needs to take place inside the loop. Call
2012 vect_setup_realignment with additional arguments. Call
2013 vect_create_data_ref_ptr with additional argument and with loop instead
2014 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
2015 (vect_gen_niters_for_prolog_loop): Call
2016 vect_create_addr_base_for_vector_ref with additional arguments.
2017 (vect_create_cond_for_align_checks): Likewise.
2018 (bump_vector_ptr): Updated to support the new dr_explicit_realign
2019 scheme: takes additional argument bump; argument ptr_incr is now
2020 optional; updated documentation.
2021 (vect_init_vector): Takes additional argument (bsi). Use it, if
2022 available, to insert the vector initialization.
2023 (get_initial_def_for_induction): Pass additional argument in call to
2025 (vect_get_vec_def_for_operand): Likewise.
2026 (vect_setup_realignment): Likewise.
2027 (vectorizable_load): Likewise.
2029 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
2031 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
2032 as argument instead of struct loop.
2033 (nested_in_vect_loop_p): New function.
2034 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
2036 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
2037 from other phis in the loop.
2038 (destroy_loop_vec_info): Add additional argument to declaration.
2040 * tree-vectorizer.c (supportable_widening_operation): Also check if
2041 nested_in_vect_loop_p (don't allow changing the order in this case).
2042 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
2043 of struct loop. Call nested_in_vect_loop_p and don't require
2044 flag_unsafe_math_optimizations if it returns true.
2045 (new_stmt_vec_info): When setting def_type for phis differentiate
2046 loop-header phis from other phis.
2047 (bb_in_loop_p): New function.
2048 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
2049 just update their loop_vinfo. Order of BB traversal now matters -
2050 call dfs_enumerate_from with bb_in_loop_p.
2051 (destroy_loop_vec_info): Takes additional argument to control whether
2052 stmt_vinfo of the loop stmts should be destroyed as well.
2053 (vect_is_simple_reduction): Allow the "non-reduction" use of a
2054 reduction stmt to be defines by a non loop-header phi.
2055 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
2057 * tree-vect-transform.c (vectorizable_reduction): Call
2058 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
2059 (vectorizable_call): Likewise.
2060 (vectorizable_conversion): Likewise.
2061 (vectorizable_operation): Likewise.
2062 (vectorizable_type_promotion): Likewise.
2063 (vectorizable_type_demotion): Likewise.
2064 (vectorizable_store): Likewise.
2065 (vectorizable_live_operation): Likewise.
2066 (vectorizable_reduction): Likewise. Also pass loop_info to
2067 vect_is_simple_reduction instead of loop.
2068 (vect_init_vector): Call nested_in_vect_loop_p.
2069 (get_initial_def_for_reduction): Likewise.
2070 (vect_create_epilog_for_reduction): Likewise.
2071 (vect_init_vector): Check which loop to work with, in case there's an
2073 (get_initial_def_for_inducion): Extend to handle outer-loop
2074 vectorization. Fix indentation.
2075 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
2076 In the case vect_induction_def get the vector def from the induction
2077 phi node, instead of calling get_initial_def_for_inducion.
2078 (get_initial_def_for_reduction): Extend to handle outer-loop
2080 (vect_create_epilog_for_reduction): Extend to handle outer-loop
2082 (vect_transform_loop): Change assert to just skip this case. Add a
2084 (vect_finish_stmt_generation): Add a couple asserts.
2086 (vect_estimate_min_profitable_iters): Multiply
2087 cost of inner-loop stmts (in outer-loop vectorization) by estimated
2089 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
2090 this is an inner-loop reduction in outer-loop vectorization.
2092 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
2093 Same code as what used to be vect_analyze_scalar_cycles, only with
2094 additional argument loop, and loop_info passed to
2095 vect_is_simple_reduction instead of loop.
2096 (vect_analyze_scalar_cycles): Code factored out into
2097 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
2098 Updated documentation.
2099 (analyze_operations): Check for inner-loop loop-closed exit-phis during
2100 outer-loop vectorization that are live or not used in the outerloop,
2101 cause this requires special handling.
2102 (vect_enhance_data_refs_alignment): Don't consider versioning for
2104 (vect_analyze_data_refs): Check that there are no datarefs in the
2106 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
2107 and vect_used_in_outer_by_reduction cases.
2108 (process_use): Also consider the case of outer-loop stmt defining an
2109 inner-loop stmt and vice versa.
2110 (vect_analyze_loop_1): New function.
2111 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
2112 loops. Call vect_analyze_loop_1.
2113 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
2114 been vectorized. Call destroy_loop_vec_info with additional argument.
2116 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
2117 in the inner-loop when doing outer-loop vectorization. Add
2118 documentation and printout.
2119 (vect_recog_dot_prod_pattern): Likewise. Also add check for
2120 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
2122 2007-08-18 Andrew Pinski <pinskia@gmail.com>
2124 * tree-affine.h (print_aff): New prototype.
2125 (debug_aff): Likewise.
2126 * tree-affine.c (print_aff): New function.
2127 (debug_aff): Likewise.
2129 2007-08-18 Paul Brook <paul@codesourcery.com>
2130 Joseph Myers <joseph@codesourcery.com>
2132 * common.opt (-fdebug-prefix-map=): New option.
2133 * opts.c: Include debug.h.
2134 (common_handle_option): Handle -fdebug-prefix-map.
2135 * final.c: Include ggc.h.
2136 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
2137 remap_debug_filename): New.
2138 * Makefile.in (final.o, opts.o): Update dependencies.
2139 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
2140 * configure.ac: Check for assembler --debug-prefix-map support.
2141 * configure, config.in: Regenerate.
2142 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
2143 (ASM_DEBUG_SPEC): Include ASM_MAP.
2144 * doc/install.texi (--with-debug-prefix-map): Document.
2145 * doc/invoke.texi (-fdebug-prefix-map): Document.
2146 * dbxout.c (dbxout_init, dbxout_start_source_file,
2147 dbxout_source_file): Call remap_debug_filename.
2148 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
2149 dwarf2out_start_source_file, dwarf2out_finish): Call
2150 remap_debug_filename.
2151 (file_table_relative_p): Do not check d->emitted_number.
2152 * toplev.c (output_file_directive): Call remap_debug_filename.
2153 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
2154 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
2156 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2158 * loop-invariant.c (find_invariants_to_move): Add missing macro
2161 2007-08-17 Tom Tromey <tromey@redhat.com>
2163 * tree.h (struct tree_label_decl): Removed old "java" fields.
2165 2007-08-17 Richard Sandiford <richard@codesourcery.com>
2166 Nigel Stephens <nigel@mips.com>
2168 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
2169 Treat -mno-data-in-code and -mcode-xonly as aliases for
2170 -mcode-readable=no and -mcode-readable=pcrel respectively.
2171 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
2172 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
2173 (MULTILIB_DIRNAMES): Update accordingly.
2175 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
2177 * Makefile.in (version.o): Depend on $(REVISION) only if
2178 REVISION_s is defined.
2180 2007-08-17 Sa Liu <saliu@de.ibm.com>
2181 Ulrich Weigand <uweigand@de.ibm.com>
2184 * tree.c (reconstruct_complex_type): For a pointer to a vector,
2185 use build_qualified_type to retain qualifiers of the base type.
2187 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
2189 * config/score/score.md : Update pattern tablejump.
2190 * config/score/score.c : Update score_initialize_trampoline
2192 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
2193 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
2194 * doc/contrib.texi: Add my entry.
2196 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
2198 * Makefile.in (REVISION): New.
2201 (version.o): Also depend on $(REVISION). Add
2202 -DREVISION=$(REVISION_s).
2204 * version.c (version_string): Add REVISION.
2206 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
2208 * tree-eh.c (lower_try_finally_onedest): Reset the locus
2209 of GOTO that's relocated to a different block.
2211 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2213 * c-common.c (const_strip_array_types): New.
2214 * c-common.h (lang_missing_noreturn_ok_p): Delete.
2215 (const_strip_array_types): New.
2216 * c-objc-common.c (c_disregard_inline_limits,
2217 c_warn_unused_global_decl): Constify.
2218 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
2219 c_vla_type_p, c_incomplete_type_error): Likewise.
2220 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
2221 * hooks.c (hook_bool_const_tree_false): New.
2222 * hooks.h (hook_bool_const_tree_false): Likewise.
2223 * langhooks-def.h (lhd_warn_unused_global_decl,
2224 lhd_incomplete_type_error, lhd_expr_size,
2225 lhd_tree_inlining_disregard_inline_limits,
2226 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
2227 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
2228 * langhooks.c (lhd_warn_unused_global_decl,
2229 lhd_incomplete_type_error,
2230 lhd_tree_inlining_disregard_inline_limits,
2231 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
2232 lhd_expr_size): Likewise.
2233 * langhooks.h (lang_hooks_for_tree_inlining,
2234 lang_hooks_for_tree_dump, lang_hooks_for_types,
2235 lang_hooks_for_decls, lang_hooks): Likewise.
2236 * pointer-set.c (pointer_set_t, pointer_set_create,
2237 pointer_set_contains, insert_aux, pointer_set_insert,
2238 pointer_set_traverse, pointer_map_t, pointer_map_create,
2239 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
2241 * pointer-set.h (pointer_set_contains, pointer_set_insert,
2242 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
2243 pointer_map_traverse): Likewise.
2244 * predict.c (assert_is_empty): Likewise.
2245 * tree-affine.c (free_name_expansion): Likewise.
2246 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
2247 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
2248 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
2250 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
2252 * tree-vectorizer.c (new_loop_vec_info): Initialize new
2254 (destroy_loop_vec_info): Add call to VEC_free.
2255 * tree-vectorizer.h (may_alias_ddrs): Define.
2256 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
2257 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
2258 Change reporting to dump.
2259 (vect_is_duplicate_ddr): New.
2260 (vect_mark_for_runtime_alias_test): New.
2261 (vect_analyze_data_ref_dependences) Add call to
2262 vect_mark_for_runtime_alias_test.
2263 (vect_enhance_data_refs_alignment): Define local variable
2264 vect_versioning_for_alias_required, don't perform
2265 peeling for alignment if versioning for alias is
2267 (vect_enhance_data_refs_alignment): Use
2268 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
2269 PARAM_VECT_MAX_VERSION_CHECKS.
2270 * tree-vect-transform.c
2271 (vect_create_cond_for_alias_checks): New.
2272 (vect_transform_loop): Add call to
2273 vect_create_cond_for_alias_checks.
2274 (vect_vfa_segment_size): New.
2275 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
2277 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
2278 * gcc/doc/invoke.texi
2279 (vect-max-version-for-alignment-checks): Document.
2280 (vect-max-version-for-alias-checks): Document.
2281 (vect-max-version-checks): Remove.
2283 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
2285 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
2286 the same line as the instruction for all asm dialects.
2287 (*rep_movsi): Ditto.
2288 (*rep_movsi_rex64): Ditto.
2289 (*rep_movqi): Ditto.
2290 (*rep_movqi_rex64): Ditto.
2291 (*rep_stosdi_rex64): Ditto.
2292 (*rep_stossi): Ditto.
2293 (*rep_stossi_rex64): Ditto.
2294 (*rep_stosqi): Ditto.
2295 (*rep_stosqi_rex64): Ditto.
2296 (*cmpstrnqi_nz_1): Ditto.
2297 (*cmpstrnqi_nz_rex_1): Ditto.
2298 (*cmpstrnqi_1): Ditto.
2299 (*cmpstrnqi_rex_1): Ditto.
2300 (*strlenqi_1): Ditto.
2301 (*strlenqi_rex_1): Ditto.
2302 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
2303 prefix on the same line as the instruction for all asm dialects.
2304 (sync_double_compare_and_swap<mode>): Ditto.
2305 (*sync_double_compare_and_swapdi_pic): Ditto.
2306 (*sync_compare_and_swap_cc<mode>): Ditto.
2307 (sync_double_compare_and_swap_cc<mode>): Ditto.
2308 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
2309 (sync_old_add<mode>): Ditto.
2310 (sync_add<mode>): Ditto.
2311 (sync_sub<mode>): Ditto.
2312 (sync_ior<mode>): Ditto.
2313 (sync_and<mode>): Ditto.
2314 (sync_xor<mode>): Ditto.
2316 2007-08-16 Richard Sandiford <richard@codesourcery.com>
2319 * reload.c (find_reloads): Check that the memory returned by
2320 find_reloads_toplev was not the result of forcing a constant
2322 (find_reloads_toplev): Always use simplify_gen_subreg to get
2323 the subreg of a constant. If the result is also a constant,
2324 but not a legitimate one, force it into the constant pool
2325 and reload its address.
2327 2007-08-15 David Edelsohn <edelsohn@gnu.org>
2329 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
2332 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
2334 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
2335 directive for the current vector ABI.
2337 2007-08-15 Steve Ellcey <sje@cup.hp.com>
2340 * caller-save.c (reg_save_code): Set invalide status on restore code.
2342 2007-08-15 Diego Novillo <dnovillo@google.com>
2344 * tree-ssa-alias.c (compute_memory_partitions): Use
2345 alias_bitmap_obstack to allocate bitmaps.
2346 (reset_alias_info): Factor out of init_alias_info.
2347 Mark all name tags not associated to an SSA name for renaming.
2348 (init_alias_info): Call it.
2349 (create_name_tags): Tidy. Add comments.
2350 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
2352 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2354 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
2355 scheduler dependencies.
2357 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
2359 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
2361 (*iorsi_1_zext): Likewise.
2362 (*iorsi_1_zext_imm): Likewise.
2363 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
2364 with "rm"/"xm" constraint.
2365 (sse2_vmsqrtv2df2): Likewise.
2367 2007-08-15 Jakub Jelinek <jakub@redhat.com>
2370 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
2373 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
2375 * tree-pass.h (PROP_pta): Removed.
2376 (TODO_rebuild_alias): New.
2377 (pass_may_alias): Removed.
2378 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
2379 aliasing if we changed something.
2380 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
2382 (pass_may_alias): Removed.
2383 (create_structure_vars): Return TODO_rebuild_alias.
2384 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
2385 * tree-sra.c (tree_sra): Only rebuild aliasing if something
2387 (tree_sra_early): We never affect aliasing right now.
2388 * tree-flow.h (compute_may_aliases): New prototype.
2389 * passes.c: Remove pass_may_alias from the passes.
2390 (execute_function_todo): Support TODO_rebuild_alias.
2392 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
2394 * i386.c: (legitimize_address): Move dllimported variable check
2395 infront of legitimizing pic address of CONST symbols.
2397 2007-08-14 Steve Ellcey <sje@cup.hp.com>
2399 PR tree-optimization/32941
2400 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
2401 (goto_queue_cmp): Remove.
2402 (find_goto_replacement): Change search method.
2403 (maybe_record_in_goto_queue): Add assert.
2404 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
2405 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
2407 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2409 * alias.c (component_uses_parent_alias_set): Constify.
2410 * alias.h (component_uses_parent_alias_set): Likewise.
2411 * cfgrtl.c (print_rtl_with_bb): Likewise.
2412 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
2413 mpz_get_double_int): Likewise.
2414 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
2415 mpz_get_double_int): Likewise.
2416 * expr.c (is_aligning_offset, undefined_operand_subword_p,
2417 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
2419 * expr.h (safe_from_p): Likewise.
2420 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
2422 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
2423 zero_sized_type, goa_lhs_expr_p): Likewise.
2424 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
2425 * rtl.h (print_rtl_with_bb): Likewise.
2426 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
2427 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
2428 * tree-flow-inline.h (bb_stmt_list): Constify.
2429 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
2431 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
2432 const_first_stmt, const_last_stmt): New.
2433 (block_may_fallthru, empty_block_p): Constify.
2434 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
2435 EXPR_ONLY_BODY): New.
2436 (expr_first, expr_last, expr_only): Use macro for body.
2437 (const_expr_first, const_expr_last, const_expr_only): New.
2438 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
2439 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
2440 ctsi_prev, ctsi_stmt): New.
2441 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
2442 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
2443 * tree-ssa-loop-niter.c (loop_only_exit_p,
2444 derive_constant_upper_bound): Likewise.
2445 * tree-ssa-phiopt.c (empty_block_p): Likewise.
2446 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
2447 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
2448 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
2449 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
2450 * tree.c (get_type_static_bounds): Likewise.
2451 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
2452 (get_type_static_bounds): Constify.
2454 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2457 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
2458 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
2459 (*<addsub><mode>3_cc_overflow): New.
2460 (*add<mode>3_cconly_overflow): New.
2461 (*sub<mode>3_cconly_overflow): New.
2462 (*<addsub>si3_zext_cc_overflow): New.
2463 * config/i386/predicates.md (fcmov_comparison_operator): Accept
2464 CCCmode for LTU, GTU, LEU and GEU.
2465 (ix86_comparison_operator): Likewise.
2466 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
2467 * config/i386/i386.c (put_condition_code): Support CCCmode.
2468 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
2469 or MINUS expressions.
2471 2007-08-14 Andrew Pinski <pinskia@gmail.com>
2474 * c-typeck.c (build_binary_op): Disallow vector float types with
2475 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
2477 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2479 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
2480 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
2481 (dep_def): New typedef.
2482 (init_dep_1, sd_debug_dep): Declare functions.
2483 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
2484 (debug_dep_links): Remove.
2485 (struct _deps_list): New field 'n_links'.
2486 (DEPS_LIST_N_LINKS): New macro.
2487 (FOR_EACH_DEP_LINK): Remove.
2488 (create_deps_list, free_deps_list, delete_deps_list): Remove
2490 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2491 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2492 (copy_deps_list_change_con, move_dep_link): Ditto.
2493 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
2494 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
2496 (INSN_BACK_DEPS): Remove.
2497 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
2499 (INSN_DEP_COUNT): Remove.
2500 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
2501 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
2502 Declare global variables.
2503 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
2504 (add_forw_dep, compute_forward_dependences): Remove declarations.
2505 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
2506 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2507 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
2509 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
2511 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
2512 (sd_list_types_def): New typedef.
2513 (sd_next_list): Declare function.
2514 (struct _sd_iterator): New type.
2515 (sd_iterator_def): New typedef.
2516 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
2518 (FOR_EACH_DEP): New cycle wrapper.
2519 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
2521 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
2522 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
2525 * sched-deps.c (init_dep_1): Make global.
2526 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
2528 (dump_dep): New static function.
2529 (dump_dep_flags): New static variable.
2530 (sd_debug_dep): New function.
2531 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
2533 (move_dep_link): Use remove_from_deps_list (), instead of
2535 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
2536 (dep_link_is_detached_p): New static function.
2537 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
2539 (dn_pool, dl_pool): New alloc_pools.
2540 (dn_pool_diff, dl_pool_diff): New static variables.
2541 (create_dep_node, delete_dep_node): New static function.
2542 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
2543 (deps_list_empty_p): Make it static. Use 'n_links' field.
2544 (deps_pools_are_empty_p): New static function.
2545 (alloc_deps_list, delete_deps_list): Remove.
2546 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
2547 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2548 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
2549 (forward_dependency_cache): Remove.
2550 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
2551 'back' from the names. Change signature to use dep_t instead of
2553 (add_back_dep): Ditto. Make global.
2554 (check_dep_status): Rename to check_dep ().
2555 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
2557 (sd_finish_insn): Ditto.
2558 (sd_find_dep_between_no_cache): New static function.
2559 (sd_find_dep_between): New function.
2560 (ask_dependency_caches, set_dependency_caches): New static functions.
2561 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
2562 (add_or_update_dep_1): Separate pieces of functionality into
2563 ask_dependency_caches (), update_dependency_caches (),
2564 change_spec_dep_to_hard (), update_dep ().
2565 (get_back_and_forw_lists): New static function.
2566 (sd_add_dep): Separate setting of dependency caches into
2567 set_dependency_caches ().
2568 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
2570 (sd_delete_dep): Ditto.
2571 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
2572 (dump_lists): New static function.
2573 (sd_debug_lists): New debug function.
2574 (delete_all_dependences, fixup_sched_groups): Update to use
2575 sd_* infrastructure.
2576 (sched_analyze_2): Create data-speculative dependency only if
2577 data-speculation is enabled.
2578 (sched_analyze_insn): If insn cannot be speculative, make all its
2579 dependencies non-speculative.
2580 (sched_analyze): Use sd_init_insn ().
2581 (add_forw_dep, compute_forward_dependencies): Remove.
2582 (delete_dep_nodes_in_back_deps): New static function.
2583 (sched_free_deps): New function.
2584 (init_dependency_caches): Init alloc_pools.
2585 (extend_depedency_caches): Update after removing of
2586 forward_dependency_cache.
2587 (free_dependency_caches): Ditto. Free alloc_pools.
2588 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
2589 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
2591 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2592 (add_dependence): Use init_dep ().
2593 (get_dep_weak_1): New static function.
2594 (get_dep_weak): Move logic to get_dep_weak_1 ().
2595 (dump_ds): New static function moved from haifa-sched.c:
2596 debug_spec_status ().
2597 (debug_ds): New debug function.
2598 (check_dep_status): Rename to check_dep (). Update to check whole
2601 * haifa-sched.c (spec_info): Make global.
2602 (added_recovery_block_p): Rename to
2603 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
2604 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
2605 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
2606 to use new interfaces.
2607 (ok_for_early_queue_removal): Ditto.
2608 (schedule_block): Initialize logical uids of insns emitted by the
2610 (sched_init): Initialize new variable.
2611 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2613 (extend_global): Initialize insn data.
2614 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
2615 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
2617 (add_to_speculative_block): Update to use new interfaces.
2618 (create_recovery_block): Set new variables.
2619 (create_check_block_twin, fix_recovery_deps): Update to use new
2621 (sched_insn_is_legitimate_for_speculation_p): New function.
2622 (speculate_insn): Move checking logic to
2623 sched_insn_is_legitimate_for_speculation_p ().
2624 (sched_remove_insn): Finalize sched-deps information of instruction.
2625 (clear_priorities, add_jump_dependencies): Update to use new
2627 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
2629 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
2630 to use new interfaces.
2631 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
2632 (new_ready): Try to use control speculation only if it is available.
2633 (add_branch_dependences): Update to use new interfaces.
2634 (compute_block_backward_dependences): Rename to
2635 compute_block_dependences (). Call
2636 targetm.sched.dependencies_evaluation_hook ().
2637 (free_block_dependencies): New static function.
2638 (debug_dependencies): Update to use new interfaces.
2639 (schedule_region): Remove separate computation of forward dependencies.
2640 Move call of targetm.sched.dependencies_evaluation_hook () to
2641 compute_block_dependences (). Free dependencies at the end of
2642 scheduling the region.
2644 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
2646 (add_deps_for_risky_insns): Ditto.
2647 (schedule_ebb): Remove separate computation of forward dependencies.
2648 Free dependencies at the end of scheduling the ebb.
2650 * ddg.c (create_ddg_dependence): Update to use new interfaces.
2651 (build_intra_loop_deps): Ditto. Remove separate computation of
2652 forward dependencies. Free sched-deps dependencies.
2654 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
2655 to use new interfaces.
2656 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
2658 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
2660 (is_costly_group): Ditto.
2662 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2664 * alias.c (rtx_equal_for_memref_p): Constify.
2665 * basic-block.h (const_edge, const_basic_block): New.
2666 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
2667 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
2668 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
2669 probably_never_executed_bb_p, edge_probability_reliable_p,
2670 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
2671 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
2673 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
2674 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
2676 * cfganal.c (flow_active_insn_p, forwarder_block_p,
2677 flow_nodes_print, dfs_enumerate_from): Likewise.
2678 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
2679 control_flow_insn_p, count_basic_blocks): Likewise.
2680 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
2681 get_loop_body_with_size, loop_exit_edge_p): Likewise.
2682 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
2683 average_num_loop_insns, loop_exit_edge_p,
2684 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
2685 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
2686 average_num_loop_insns, seq_cost): Likewise.
2687 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
2688 * dominance.c (dominated_by_p): Likewise.
2689 * emit-rtl.c (validate_subreg): Likewise.
2690 * except.c (can_throw_internal, can_throw_external): Likewise.
2691 * except.h (can_throw_internal, can_throw_external): Likewise.
2692 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
2693 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
2694 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
2695 simple_mem, store_ops_ok, load_kills_store, find_loads,
2696 store_killed_in_insn, store_killed_after, store_killed_before,
2697 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
2699 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
2700 noce_mem_write_may_trap_or_fault_p): Likewise.
2701 * pointer-set.c (pointer_set_contains, pointer_map_contains):
2703 * pointer-set.h (pointer_set_contains, pointer_map_contains):
2705 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
2706 probably_cold_bb_p, probably_never_executed_bb_p,
2707 edge_probability_reliable_p, br_prob_note_reliable_p,
2708 can_predict_insn_p): Likewise.
2709 * regclass.c (reg_set_to_hard_reg_set): Likewise.
2710 * resource.c (return_insn_p): Likewise.
2711 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
2713 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
2714 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
2715 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
2716 verify_gimple_modify_stmt): Likewise.
2717 * tree-chrec.c (is_not_constant_evolution,
2718 is_multivariate_chrec_rec, is_multivariate_chrec,
2719 chrec_contains_symbols, chrec_contains_undetermined,
2720 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
2721 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
2722 eq_evolutions_p, scev_direction): Likewise.
2723 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
2724 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
2725 chrec_contains_symbols_defined_in_loop,
2726 chrec_contains_undetermined, tree_contains_chrecs,
2727 evolution_function_is_affine_multivariate_p,
2728 evolution_function_is_univariate_p, chrec_zerop,
2729 evolution_function_is_constant_p, evolution_function_is_affine_p,
2730 evolution_function_is_affine_or_constant_p,
2731 tree_does_not_contain_chrecs, chrec_type): Likewise.
2732 * tree-data-ref.c (tree_fold_divides_p,
2733 object_address_invariant_in_loop_p, dr_may_alias_p,
2734 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
2735 same_access_functions, constant_access_functions,
2736 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
2738 * tree-flow.h (scev_direction): Likewise.
2739 * tree-gimple.c (is_gimple_stmt): Likewise.
2740 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
2742 * tree-pretty-print.c (op_prio): Likewise.
2743 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
2744 analyzable_condition, backedge_phi_arg_p): Likewise.
2745 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
2746 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
2747 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
2750 2007-08-13 Dan Hipschman <dsh@google.com>
2753 * c-format.c (check_format_arg): Move check for zero-length
2754 format strings below the check for unterminated strings.
2756 2007-08-13 Andrew Pinski <pinskia@gmail.com>
2759 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
2762 2007-08-13 Nick Clifton <nickc@redhat.com>
2764 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
2766 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2769 * c-format.c (gcc_gfc_length_specs): New array.
2770 (gcc_gfc_char_table): Add unsigned specifier, and references to
2771 the l length modifier.
2772 (format_types_orig): Use the new gcc_gfc_length_specs.
2774 2007-08-12 Sa Liu <saliu@de.ibm.com>
2776 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
2777 and with REG_RETVAL note after split.
2779 2007-08-11 David Daney <ddaney@avtrex.com>
2781 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
2782 as ATTRIBUTE_UNUSED.
2784 2007-08-11 David Edelsohn <edelsohn@gnu.org>
2785 Segher Boessenkool <segher@kernel.crashing.org>
2787 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
2788 HAVE_LOCAL_CPU_DETECT not defined.
2790 2007-08-11 Jan Hubicka <jh@suse.cz>
2792 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
2793 (cgraph_process_new_functions): Honor previous value of
2794 disregard_inline_limits.
2795 * ipa-inline.c (compute_inline_parameters): Likewise.
2797 2007-08-11 Ian Lance Taylor <iant@google.com>
2799 * alias.h (alias_set_type): Define new type.
2800 (ALIAS_SET_MEMORY_BARRIER): Use it.
2801 * rtl.h: Include alias.h.
2802 (struct mem_attrs): Use alias_set_type.
2803 * tree.h: Include alias.h
2804 (struct tree_type): Use alias_set_type.
2805 (struct tree_struct_field_tag): Likewise.
2806 (struct tree_decl_common): Likewise.
2807 * alias.c (struct alias_set_entry): Use alias_set_type.
2808 (get_alias_set_entry, alias_set_subset_of): Likewise.
2809 (alias_sets_conflict_p): Likewise.
2810 (alias_sets_must_conflict_p): Likewise.
2811 (objects_must_conflict_p): Likewise.
2812 (get_alias_set, new_alias_set): Likewise.
2813 (record_alias_subset, record_component_aliases): Likewise.
2814 (varargs_set, frame_set): Change to alias_set_type.
2815 (get_varargs_alias_set): Use alias_set_type.
2816 (get_frame_alias_set): Likewise.
2817 * builtins.c (setjmp_alias_set): Change to alias_set_type.
2818 * dse.c (struct store_info): Use alias_set_type.
2819 (struct read_info, struct clear_alias_mode_holder): Likewise.
2820 (clear_alias_set_lookup, canon_address): Likewise.
2821 (record_store, check_mem_read_rtx): Likewise.
2822 (dse_record_singleton_alias_set): Likewise.
2823 (dse_invalidate_singleton_alias_set): Likewise.
2824 * emit-rtl.c (get_mem_attrs): Likewise.
2825 (set_mem_attributes_minus_bitpos): Likewise.
2826 (set_mem_alias_set): Likewise.
2827 * expr.c (store_constructor_field, store_field): Likewise.
2828 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
2829 * langhooks.c (lhd_get_alias_set): Likewise.
2830 * langhooks-def.h (lhd_get_alias_set): Likewise.
2831 * reload1.c (alter_reg): Likewise.
2832 * tree-flow.h (struct fieldoff): Likewise.
2833 * tree-ssa-alias.c (struct alias_map_d): Likewise.
2834 (may_alias_p, get_smt_for, create_sft): Likewise.
2835 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
2836 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
2837 (merge_smts_into): Likewise.
2838 * varasm.c (const_alias_set): Likewise.
2839 * c-common.c (strict_aliasing_warning): Likewise.
2840 (c_common_get_alias_set): Likewise.
2841 * dse.h (dse_record_singleton_alias_set): Update declaration.
2842 (dse_invalidate_singleton_alias_set): Likewise.
2843 * emit-rtl.h (set_mem_alias_set): Likewise.
2844 * c-common.h (c_common_get_alias_set): Likewise.
2845 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
2846 * print-tree.c (print_node): Likewise.
2847 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
2849 (alpha_setup_incoming_varargs): Use alias_set_type.
2850 * config/i386/i386.c (setup_incoming_varargs_64): Use
2852 (setup_incoming_varargs_ms_64): Likewise.
2853 (ix86_GOT_alias_set): Likewise.
2854 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
2855 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
2856 (set): Change to alias_set_type.
2857 (get_TOC_alias_set): Use alias_set_type.
2858 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
2860 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
2861 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
2863 (struct_value_alias_set): Likewise.
2864 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
2866 2007-08-11 Richard Sandiford <richard@codesourcery.com>
2868 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
2869 * config/vxworks.h (TARGET_VXWORKS): Override.
2870 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
2871 "mips" if TARGET_VXWORKS.
2873 2007-08-11 Richard Sandiford <richard@codesourcery.com>
2875 * calls.c (avoid_likely_spilled_reg): New function.
2876 (expand_call): Use it.
2878 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2880 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
2882 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
2884 * config/mips/predicates.md (const_call_insn_operand): Invoke
2885 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
2887 2007-08-10 David Edelsohn <edelsohn@gnu.org>
2890 * config/rs6000/driver-rs6000.c: Include link.h.
2891 Use ElfW instead of wordsize-specif typedef.
2893 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2895 * system.h (CONST_CAST): New.
2896 * c-decl.c (c_make_fname_decl): Use it.
2897 * c-lex.c (cb_ident, lex_string): Likewise.
2898 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2899 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
2900 give_switch, set_multilib_dir): Likewise.
2901 * gengtype-parse.c (string_seq, typedef_name): Likewise.
2902 * passes.c (execute_one_pass): Likewise.
2903 * prefix.c (update_path): Likewise.
2904 * pretty-print.c (pp_base_destroy_prefix): Likewise.
2905 * tree.c (build_string): Likewise.
2907 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2909 * tree-flow-inline.h (is_exec_stmt): Remove.
2910 (is_label_stmt): Remove.
2911 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
2914 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
2916 * lower-subreg.c (resolve_shift_zext): Don't adjust
2917 src_reg_num for wordmode operands.
2919 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
2920 David Ung <davidu@mips.com>
2922 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
2923 (TARGET_SCHED_REORDER2): Define.
2924 (mips_maybe_swap_ready): New.
2925 (mips_last_74k_agen_insn): New.
2926 (mips_74k_agen_init): New.
2927 (mips_74k_agen_reorder): New function to group loads and stores
2929 (mips_sched_init): New.
2930 (mips_sched_reorder): Don't do initialization here. Call
2931 mips_74k_agen_reorder.
2932 (mips_variable_issue): Call mips_74k_agen_init.
2934 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2936 * tree-flow-inline.h (get_filename): Remove.
2938 2007-08-10 Richard Sandiford <richard@codesourcery.com>
2940 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
2942 (mips_fetch_insns): Delete in favor of...
2943 (mips_load_store_insns): ...this new function.
2944 * config/mips/mips.c (mips_address_insns): Add a boolean argument
2945 to say whether multiword moves _might_ be split.
2946 (mips_fetch_insns): Delete in favor of...
2947 (mips_load_store_insns): ...this new function.
2948 (mips_rtx_costs): Update the call to mips_address_insns.
2949 (mips_address_cost): Likewise.
2950 * config/mips/mips.md (length): Use mips_load_store_insns instead
2951 of mips_fetch_insns.
2952 * config/mips/constraints.md (R): Use mips_address_insns rather
2953 than mips_fetch_insns. Assume that the move never needs to be split.
2955 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2957 * config/mips/mips.opt (mhard-float, msoft-float): Make these
2958 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
2959 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
2960 * config/mips/mips.h (mips16_hard_float): Delete.
2961 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
2962 definitions, and replace with....
2963 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
2964 * config/mips/mips.c (mips16_hard_float): Delete. Replace
2965 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
2966 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
2967 (override_options): Replace MASK_SOFT_FLOAT references with
2968 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
2969 and mips16_hard_float when TARGET_MIPS16.
2971 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2974 * c-typeck.c (build_binary_op): Check for non pointer types before
2975 calling int_fits_type_p.
2977 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2980 * fold-const.c (omit_one_operand): Return only the ommitted expression
2981 if the result is an empty statement.
2982 (pedantic_omit_one_operand): Likewise.
2984 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
2986 * c-typeck.c (readonly_error): Improve error for assignment.
2988 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
2990 (pp_c_expression): Ditto.
2992 2007-08-09 Simon Baldwin <simonb@google.com>
2994 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
2995 break that was preventing simplify_associative_operation() for xor.
2997 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2998 Nigel Stephens <nigel@mips.com>
3000 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
3001 Document change in interpretation of value from boolean to
3003 * optabs.c (expand_ffs, expand_ctz): New functions to compute
3004 ffs and ctz using clz.
3005 (expand_unop): Call them.
3006 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
3008 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
3009 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
3010 enable the new ffs expansion on this target.
3012 2007-08-09 Jan Hubicka <jh@suse.cz>
3014 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
3015 (expand_ternary_op): Likewise.
3016 (expand_vec_shift_expr): Likewise.
3017 (expand_binop_directly): Likewise.
3018 (expand_binop): Likewise.
3019 (sign_expand_binop): Likewise.
3020 (expand_twoval_unop): Likewise.
3021 (expand_twoval_binop): Likewise.
3022 (expand_twoval_binop_libfunc): Likewise.
3023 (widen_clz): Likewise.
3024 (widen_bswap): Likewise.
3025 (expand_parity): Likewise.
3026 (expand_unop): Likewise.
3027 (expand_abs_nojump): Likewise.
3028 (expand_copysign): Likewise.
3029 (emit_no_conflict_block): Likewise.
3030 (emit_libcall_block): Likewise.
3031 (can_compare_p): Likewise.
3032 (prepare_cmp_insn): Likewise.
3033 (emit_cmp_and_jump_insn_1): Likewise.
3034 (prepare_float_lib_cmp): Likewise.
3035 (emit_conditional_add): Likewise.
3036 (gen_add2_insn): Likewise.
3037 (have_add2_insn): Likewise.
3038 (gen_sub2_insn): Likewise.
3039 (have_sub2_insn): Likewise.
3040 (can_extend_p): Likewise.
3041 (can_fix_p): Likewise.
3042 (can_float_p): Likewise.
3043 (expand_float): Likewise.
3044 (expand_fix): Likewise.
3045 (expand_sfix_optab): Likewise.
3046 (new_optab): Likewise.
3047 (new_convert_optab): Likewise.
3048 (init_libfuncs): Likewise.
3049 (init_interclass_conv_libfuncs): Likewise.
3050 (init_intraclass_conv_libfuncs): Likewise.
3051 (set_conv_libfunc): Likewise.
3052 (init_optabs): Likewise.
3053 (debug_optab_libfuncs): Likewise.
3054 (gen_cond_trap): Likewise.
3055 * optabs.h (optab_handler, convert_optab_hanlder): New.
3056 * genopinit.c: Update optabs generation table.
3057 * reload.c (find_reloads_address_1): Use optabs accestors.
3058 * builtins.c (expand_builtin_mathfn): Likewise.
3059 (expand_builtin_mathfn_2): Likewise.
3060 (expand_builtin_mathfn_3): Likewise.
3061 (expand_builtin_interclass_mathfn): Likewise.
3062 (expand_builtin_sincos): Likewise.
3063 (expand_builtin_cexpi): Likewise.
3064 (expand_builtin_powi): Likewise.
3065 (expand_builtin_strlen): Likewise.
3066 * dojump.c (do_jump): Likewise.
3067 * expr.c (convert_move): Likewise.
3068 (move_by_pieces): Likewise.
3069 (move_by_pieces_ninsns): Likewise.
3070 (can_store_by_pieces): Likewise.
3071 (store_by_pieces_1): Likewise.
3072 (emit_move_via_integer): Likewise.
3073 (emit_move_complex): Likewise.
3074 (emit_move_ccmode): Likewise.
3075 (emit_move_insn_1): Likewise.
3076 (emit_single_push_insn): Likewise.
3077 (store_constructor): Likewise.
3078 (expand_expr_real_1): Likewise.
3079 (do_store_flag): Likewise.
3080 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
3081 (enumerate_modes): Likewise.
3082 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
3083 (supportable_widening_operation): Likewise.
3084 (supportable_narrowing_operation): Likewise.
3085 * expmed.c (store_bit_field_1): Likewise.
3086 (extract_bit_field_1): Likewise.
3087 (expand_mult_highpart_optab): Likewise.
3088 (expand_smod_pow2): Likewise.
3089 (expand_divmod): Likewise.
3090 (emit_store_flag): Likewise.
3091 * tree-vect-patterns.c
3092 (vect_pattern_recog_1): Likewise.
3093 * tree-ssa-loop-prefetch.c
3094 (nontemporal_store_p): Likewise.
3095 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
3096 (vect_create_epilog_for_reduction): Likewise.
3097 (vectorizable_reduction): Likewise.
3098 (vectorizable_operation): Likewise.
3099 (vect_strided_store_supported): Likewise.
3100 (vectorizable_store): Likewise.
3101 (vect_strided_load_supported): Likewise.
3102 (vectorizable_load): Likewise.
3103 * combine.c (simplify_comparison): Likewise.
3104 * tree-vect-generic.c
3105 (type_for_widest_vector_mode): Likewise.
3106 (expand_vector_operations_1): Likewise.
3107 * config/spu/spu.c (spu_expand_mov): Likewise.
3108 (spu_emit_vector_compare): Likewise.
3109 * config/rs6000/rs6000.c
3110 (rs6000_emit_vector_compare): Likewise.
3111 * stmt.c (add_case_node): Likewise.
3112 * reload1.c (gen_reload):
3114 2007-08-09 Michael Matz <matz@suse.de>
3116 * tree.h (fixed_zerop): Declare as taking a const_tree.
3117 * tree.c (fixed_zerop): Take a const_tree.
3119 2007-08-09 Ira Rosen <irar@il.ibm.com>
3121 * tree-vect-transform.c (vectorizable_store): Remove call to
3122 copy_virtual_operands() and call mark_symbols_for_renaming() for
3123 the created vector store.
3124 (vect_setup_realignment): Don't call copy_virtual_operands() and
3125 update_vuses_to_preheader().
3126 (vectorizable_load): Don't call copy_virtual_operands().
3127 (update_vuses_to_preheader): Remove.
3129 2007-08-08 Chao-ying Fu <fu@mips.com>
3131 * tree.def (FIXED_POINT_TYPE): New type.
3132 (FIXED_CST): New constant.
3133 (FIXED_CONVERT_EXPR): New expr.
3134 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
3135 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
3136 * tree.h (struct tree_base): Add saturating_flag.
3137 Remove one bit of spare for saturating_flag.
3138 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
3139 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
3140 FIXED_POINT_TYPE_P): Define.
3141 (TYPE_SATURATING): Define.
3142 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
3143 (struct tree_fixed_cst): New.
3144 (TYPE_IBIT, TYPE_FBIT): Define.
3145 (tree_node): Add fixed_cst.
3146 (enum tree_index): Add new enumeration values of
3147 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
3148 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
3149 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
3150 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
3151 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
3152 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
3153 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
3154 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
3155 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
3156 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
3157 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
3158 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
3159 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
3160 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
3161 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
3162 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
3163 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
3164 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
3165 (sat_short_fract_type_node, sat_fract_type_node,
3166 sat_long_fract_type_node, sat_long_long_fract_type_node,
3167 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
3168 sat_unsigned_long_fract_type_node,
3169 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
3170 fract_type_node, long_fract_type_node, long_long_fract_type_node,
3171 unsigned_short_fract_type_node, unsigned_fract_type_node,
3172 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
3173 sat_short_accum_type_node, sat_accum_type_node,
3174 sat_long_accum_type_node, sat_long_long_accum_type_node,
3175 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
3176 sat_unsigned_long_accum_type_node,
3177 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
3178 accum_type_node, long_accum_type_node, long_long_accum_type_node,
3179 unsigned_short_accum_type_node, unsigned_accum_type_node,
3180 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
3181 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
3182 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
3183 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
3184 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
3185 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
3186 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
3187 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
3188 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
3189 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
3190 sat_uda_type_node, sat_uta_type_node): New macro.
3191 (make_fract_type, make_accum_type): Declare.
3192 (make_signed_fract_type, make_unsigned_fract_type,
3193 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
3194 make_signed_accum_type, make_unsigned_accum_type,
3195 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
3196 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
3197 make_or_reuse_sat_signed_fract_type,
3198 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
3199 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
3200 make_or_reuse_sat_unsigned_accum_type): New macro.
3201 (fixed_zerop): Declare.
3202 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
3203 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
3204 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
3205 LONG_LONG_ACCUM_TYPE_SIZE): Define.
3206 * treestruct.def: Add TS_FIXED_CST.
3207 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
3209 (tree-dump.o): Likewise.
3210 (print-tree.o): Likewise.
3211 (tree-pretty-print.o): Likewise.
3212 (fold-const.o): Likewise.
3213 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
3214 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
3215 (is_gimple_min_invariant): Handle FIXED_CST.
3216 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
3217 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
3218 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3219 (layout_type): Handle FIXED_POINT_TYPE.
3220 (make_fract_type, make_accum_type): New functions.
3221 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
3222 * tree-dump.c (fixed-value.h): New include.
3223 (dump_fixed): New function.
3224 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
3225 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
3226 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
3227 * tree-pretty-print.c (fixed-value.h): New include.
3228 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
3230 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
3231 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
3232 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
3233 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
3234 for non-saturating fixed-point types.
3235 (reassociate_bb): Likewise.
3236 * emit-rtl.c (fixed-value.h): New include.
3237 (fconst0, fconst1): New array.
3238 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
3239 * tree-vect-generic.c expand_vector_operation): Support
3240 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
3242 (type_for_widest_vector_mode): Add one parameter for the
3244 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
3246 Pass the satp parameter to type_for_mode for fixed-point types.
3247 (expand_vector_operations_1): Pass the saturating flag to
3248 type_for_widest_vector_mode.
3249 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3250 and MODE_VECTOR_UACCUM.
3251 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
3252 (vectorizable_condition): Likewise.
3253 * tree.c (fixed-value.h): New include.
3254 (tree_code_size): Support FIXED_CST.
3255 (build_fixed): New function.
3256 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
3257 (fixed_zerop): New function.
3258 (tree_node_structure): Support FIXED_CST.
3259 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
3260 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
3261 (type_hash_eq): Handle FIXED_POINT_TYPE.
3262 (simple_cst_equal): Support FIXED_CST.
3263 (iterative_hash_expr): Handle FIXED_CST.
3264 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
3265 (get_narrower): Likewise.
3266 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
3267 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
3268 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
3269 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
3271 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
3272 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3273 (initializer_zerop): Support FIXED_CST.
3274 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
3275 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
3276 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
3277 (is_base_type): Handle FIXED_POINT_TYPE.
3278 (add_type_attribute): Handle FIXED_POINT_TYPE.
3279 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
3280 * print-tree.c (fixed-value.h): New include.
3281 (print_node_brief): Support FIXED_CST.
3282 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
3283 * c-pretty-print.c (fixed-value.h): New include.
3284 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
3285 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
3286 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
3287 Support fixed-point types for inner items in VECTOR_TYPE.
3288 (pp_c_direct_declarator): Likewise.
3289 (pp_c_declarator): Likewise.
3290 (pp_c_fixed_constant): New function.
3291 (pp_c_constant): Handle FIXED_CST.
3292 (pp_c_primary_expression): Likewise.
3293 (pp_c_expression): Likewise.
3294 * fold-const.c (fixed-value.h): New include.
3295 (negate_expr_p): Return true for FIXED_CST.
3296 (fold_negate_expr): Support FIXED_CST.
3297 (split_tree): Support FIXED_CST.
3298 (const_binop): Support FIXED_CST.
3299 (fold_convert_const_int_from_fixed): New function to convert from
3301 (fold_convert_const_real_from_fixed): New function to convert from
3303 (fold_convert_const_fixed_from_fixed): New function to convert from
3304 fixed to another fixed.
3305 (fold_convert_const_fixed_from_int): New function to convert from
3307 (fold_convert_const_fixed_from_real): New function to convert from
3309 (fold_convert_const): Support conversions from fixed to int, from
3310 fixed to real, from fixed to fixed, from int to fixed, and from real
3312 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
3313 (operand_equal_p): Support FIXED_CST.
3314 (make_range): For fixed-point modes, we need to pass the
3315 saturating flag as the 2nd parameter.
3316 (tree_swap_operands_p): Handle FIXED_CST.
3317 (fold_plusminus_mult_expr): For fract modes, we cannot generate
3319 (fold_unary): Support FIXED_CONVERT_EXPR.
3320 (fold_binary): Handle FIXED_CST.
3321 Make sure the type is not saturating, before associating operations.
3322 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
3323 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
3324 (fold_negate_const): Support FIXED_CST.
3325 (fold_relational_const): Support FIXED_CST.
3326 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
3327 (gimplify_expr): Handle FIXED_CST.
3328 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
3329 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
3330 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
3331 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
3332 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
3333 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
3334 LONG_LONG_ACCUM_TYPE_SIZE.
3335 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
3336 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
3337 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
3338 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
3339 MODE_ACCUM, and MODE_UACCUM.
3340 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
3341 fixed-point types to disable reduction.
3342 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
3344 2007-08-08 David Edelsohn <edelsohn@gnu.org>
3346 * config/rs6000/x-rs6000: New file.
3347 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
3348 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
3349 (EXTRA_SPEC_FUNCTIONS): Define.
3350 (HAVE_LOCAL_CPU_DETECT): Define.
3351 (CC1_CPU_SPEC): Define.
3352 * config/rs6000/driver-rs6000.c: New file.
3353 * config/rs6000/aix.h (CC1_SPEC): Define.
3354 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
3355 * config.host: Add x-rs6000 to host_xmake_file if host and target
3356 are rs6000 or powerpc.
3358 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
3360 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
3362 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3363 Sandra Loosemore <sandra@codesourcery.com>
3364 Chao-ying Fu <fu@mips.com>
3365 Nigel Stephens <nigel@mips.com>
3366 David Ung <davidu@mips.com>
3368 * doc/invoke.texi (-mcode-readable): Document.
3369 * config/mips/mips.opt (mcode-readable): New option.
3370 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
3371 * config/mips/mips.h (mips_code_readable_setting): New enum.
3372 (mips_code_readable): Declare.
3373 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
3374 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
3375 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
3376 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
3377 boiler-plate comments.
3378 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
3379 * config/mips/mips.c (mips_code_readable): New variable.
3380 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
3381 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
3382 context and -mcode-readable setting to restrict the use of
3383 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
3384 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
3385 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
3386 (mips_blocks_for_constant_p): Only return false for
3387 TARGET_MIPS16_PCREL_LOADS.
3388 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
3389 for MIPS16. Handle SYMBOL_32_HIGH.
3390 (mips_const_insns): Allow HIGHs for MIPS16 too.
3391 (mips_unspec_address_offset): New function, split out from...
3392 (mips_unspec_address): ...here.
3393 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
3394 16-bit symbolic constants. Assert approropiate conditions for
3395 using the "la" and "dla" macros.
3396 (mips_handle_option): Handle -mcode-readable=.
3397 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
3398 Set up mips_lo_relocs[SYMBOL_32_HIGH].
3399 (mips_strip_unspec_address): New function, split out from...
3400 (print_operand_reloc): ...here.
3401 (print_operand): Pass constants through mips_strip_unspec_address.
3402 (print_operand_address): Likewise.
3403 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
3404 (mips_select_rtx_section): Remove MIPS16 handling.
3405 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
3406 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
3407 (mips16_lay_out_constants): Do nothing unless
3408 TARGET_MIPS16_PCREL_LOADS.
3409 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
3410 * config/mips/mips.md: Split HIGHs for MIPS16.
3411 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
3413 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3415 * config/mips/mips-protos.h (mips_emit_move): Declare.
3416 * config/mips/mips.c (mips_emit_move): New function.
3417 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
3418 (mips_legitimize_const_move): Likewise.
3419 (mips_legitimize_move): Likewise.
3420 (mips_split_64bit_move): Likewise.
3421 (mips_restore_gp): Likewise.
3422 (mips_load_call_address): Likewise.
3423 (mips_emit_fcc_reload): Likewise.
3424 (mips_set_return_address): Likewise.
3425 (mips_block_move_straight): Likewise.
3426 (mips_block_move_loop): Likewise.
3427 (mips_setup_incoming_varargs): Likewise.
3428 (mips_save_reg): Likewise.
3429 (mips_expand_prologue): Likewise.
3430 (mips_restore_reg): Likewise.
3431 (mips_expand_epilogue): Likewise.
3432 (mips_output_mi_thunk): Likewise.
3433 (build_mips16_call_stub): Likewise.
3434 (mips_builtin_branch_and_move): Likewise.
3435 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
3436 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
3437 (fixuns_truncdfdi2): Likewise.
3438 (fixuns_truncsfsi2): Likewise.
3439 (fixuns_truncsfdi2): Likewise.
3440 (loadgp_absolute): Likewise.
3441 (builtin_setjmp_setup): Likewise.
3442 (builtin_longjmp): Likewise.
3443 (untyped_call): Likewise.
3445 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3447 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
3448 an "rtx *" argument. Return a bool.
3449 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
3450 values and return true if they can be split. Take the same kind of
3451 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
3452 and store the lo_sum there if nonnull. Use the symbol type to
3453 determine whether a $gp or HIGH is needed.
3454 (mips_legitimize_address): Update call to mips_split_symbol and
3455 simplify accordingly.
3456 (mips_legitimize_const_move): Likewise.
3457 * config/mips/mips.md: In the combine define_split,
3458 check mips_split_symbol instead of splittable_symbolic_operand.
3459 Update use of mips_split_symbol in the generator code.
3460 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
3462 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3464 * config/mips/mips.c (mips_symbolic_address_p): Delete.
3465 (mips_symbol_insns_1): New function, split out from...
3466 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
3467 and stores separately from load addresses.
3468 (mips_classify_address): Replace uses of mips_symbolic_address_p
3469 with uses of mips_symbol_insns.
3470 (mips_address_insns): Update calls to mips_symbol_insns.
3471 (mips_const_insns): Likewise.
3472 (mips_legitimize_address): Likewise.
3474 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3476 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
3477 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
3478 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
3479 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
3480 non-call contexts if TARGET_MIPS16.
3481 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
3482 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
3483 code for SYMBOL_ABSOLUTE.
3484 (mips_symbol_insns): Likewise.
3486 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3488 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
3489 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
3490 (mips_symbolic_constant_p): Likewise. Update the call to
3491 mips_classify_symbol.
3492 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
3493 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
3494 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
3495 (print_operand_reloc): Add a context argument. Update the call to
3496 mips_symbolic_constant_p.
3497 (print_operand): Update the calls to print_operand_reloc.
3498 (print_operand_address): Use print_operand_reloc rather than
3500 (mips_rewrite_small_data_p): Add a context argument. Update the call
3501 to mips_symbolic_constant_p.
3502 (mips_small_data_pattern_1): Make DATA the containing mem.
3503 Update the call to mips_rewrite_small_data_p.
3504 (mips_rewrite_small_data_1): Likewise.
3505 (mips_use_anchors_for_symbol_p): Update the call to
3506 mips_symbolic_constant_p.
3507 * config/mips/predicates.md (const_call_insn_operand): Likewise.
3508 (splittable_symbolic_operand): Likewise.
3509 (move_operand): Likewise.
3510 (absolute_symbolic_operand): Likewise.
3511 (got_disp_operand): Likewise.
3512 (got_page_ofst_operand): Likewise.
3514 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3516 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
3517 (SYMBOL_ABSOLUTE): ...this.
3518 (SYMBOL_SMALL_DATA): Rename to...
3519 (SYMBOL_GP_RELATIVE): ...this.
3520 (SYMBOL_CONSTANT_POOL): Rename to...
3521 (SYMBOL_PC_RELATIVE): ...this.
3522 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
3523 (mips_symbolic_address_p, mips_symbol_insns, override_options)
3524 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
3525 after above changes.
3526 * config/mips/predicates.md (const_call_insn_operand): Likewise.
3527 (general_symbolic_operand): Rename to...
3528 (absolute_symbolic_operand): ...this.
3529 * config/mips/mips.md: Update after above changes.
3531 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
3532 Revital Eres <eres@il.ibm.com>
3534 * ddg.c (print_ddg): Add dump information.
3535 * modulo-sched.c (print_node_sched_params): Add parameter and
3537 (calculate_maxii): Remove function.
3538 (undo_generate_reg_moves): Likewise.
3539 (undo_permute_partial_schedule): Likewise.
3540 (kernel_number_of_cycles): Likewise.
3541 (MAXII_FACTOR): New definition to calculate the upper bound of II.
3542 (sms_schedule): Use it. Remove profitability checks.
3543 (sms_schedule_by_order): Fix order of nodes within the cycle.
3545 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
3547 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
3548 -profile option, add pie support.
3549 (ENDFILE_SPEC): New spec.
3550 * config/gnu.h (LIB_SPEC): Add -profile option.
3552 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
3554 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
3555 * config/gnu.h (LIB_SPEC): Likewise.
3557 2007-08-07 Yaz Saito <saito@google.com>
3558 Ian Lance Taylor <iant@google.com>
3560 * common.opt (finstrument-functions-exclude-function-list): New
3562 (finstrument-functions-exclude-file-list): New option.
3563 * opts.c (char_p): Define and DEF_VEC.
3564 (flag_instrument_functions_exclude_functions): New static
3566 (flag_instrument_functions_exclude_files): New static variable.
3567 (add_instrument_functions_exclude_list): New static function.
3568 (flag_instrument_functions_exclude_p): New function.
3569 (common_handle_option): Handle new options.
3570 * flags.h (flag_instrument_functions_exclude_p): Declare.
3571 * gimplify.c (gimplify_function_tree): Call
3572 flag_instrument_functions_exclude_p.
3573 * doc/invoke.texi (Option Summary): Mention new options.
3574 (Code Gen Options): Document new options.
3576 2007-08-07 Ian Lance Taylor <iant@google.com>
3578 PR rtl-optimization/32776
3579 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
3580 (resolve_use): Likewise.
3581 (decompose_multiword_subregs): Remove "changed" local variable.
3583 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
3585 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
3586 * configure: Regenerate.
3587 * config.in: Regenerate.
3588 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
3591 2007-08-07 Ian Lance Taylor <iant@google.com>
3593 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
3594 note, just delete the insn.
3596 2007-08-07 Andreas Schwab <schwab@suse.de>
3599 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
3602 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
3604 * lower-subreg.c (resolve_subreg_use): Remove assertion.
3605 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
3606 (decompose_multiword_subregs): Use the functions above to decompose
3607 multiword shifts and zero-extends.
3609 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
3611 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
3612 "assemble" descriptions which were swapped.
3614 2007-08-06 Chao-ying Fu <fu@mips.com>
3616 * fixed-value.h: New file.
3617 * fixed-value.c: New file.
3618 * Makefile.in (OBJS-common): Add fixed-value.o.
3619 (fixed-value.o): New rule.
3620 (GTFILES): Add fixed-value.h.
3621 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
3622 to compare a.low and b.low.
3623 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
3625 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
3626 Daniel Jacobowitz <dan@codesourcery.com>
3629 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
3631 (x86_64-*-netbsd*): Likewise.
3632 (x86_64-*-linux*): Likewise.
3633 (x86_64-*-kfreebsd*-gnu): Likewise.
3634 (x86_64-*-knetbsd*-gnu): Likewise.
3635 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
3637 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
3639 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
3640 Add -fno-asynchronous-unwind-tables.
3642 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
3643 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
3644 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
3645 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
3646 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
3648 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3650 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
3651 (TARGET_C_MODE_FOR_SUFFIX): New.
3653 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3655 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
3657 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3659 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
3661 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
3663 * config/i386/i386.md: Check TARGET_ macros and optimize_size
3664 before checking function returns in conditional expressions.
3666 2007-08-06 Alfred Minarik <a.minarik@aon.at>
3669 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
3671 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3674 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
3675 for INTEGRAL_TYPE_P.
3677 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
3679 * configure.ac: Remove --enable-checking=df from default settings.
3680 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
3681 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
3682 if the parameter is true.
3683 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
3684 DF_VERIFY_SCHEDULED flag is true.
3685 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
3686 (df_finish_pass): Adjust prototype.
3687 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
3690 * see.c (pass_see): Add TODO_df_verify.
3691 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
3692 * global.c (rest_of_handle_global_alloc): Schedule verification
3694 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
3696 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
3697 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
3698 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
3700 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
3701 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
3702 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
3704 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
3705 Revital Eres <eres@il.ibm.com>
3707 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
3709 * ddg.c (create_ddg_dependence): Rename to...
3710 (create_ddg_dep_from_intra_loop_link): This. Do not check
3711 for interloop edges. Do not create anti dependence edge when
3712 a true dependence edge exists in the opposite direction and
3713 -fmodulo-sched-allow-regmoves is set.
3714 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
3715 (add_cross_iteration_register_deps): Create anti dependence edge
3716 when -fno-modulo-sched-allow-regmoves is set.
3717 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
3719 2007-08-04 Richard Sandiford <richard@codesourcery.com>
3721 * config/arm/arm.md (movsi): Add braces.
3723 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3726 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
3727 operands for the folding of "A - (A & B)" into "~B & A"; cast them
3730 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
3732 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
3733 state accessor functions.
3734 * cfgloopmanip.c (remove_path, create_preheaders,
3735 force_single_succ_latches, fix_loop_structure): Ditto.
3736 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
3737 tree_duplicate_loop_to_header_edge): Ditto.
3738 * cfgloopanal.c (mark_irreducible_loops): Ditto.
3739 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
3741 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
3742 cleanup_tree_cfg): Ditto.
3743 * tree-cfg.c (tree_merge_blocks): Ditto.
3744 * cfgloop.c (rescan_loop_exit, record_loop_exits,
3745 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
3746 loop_preheader_edge, single_exit): Ditto.
3747 (flow_loops_find): Do not clear loops->state.
3748 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
3749 loops_state_clear): New functions.
3751 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3754 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3755 when adding to the base and convert ELT to sizetype instead of type.
3757 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3760 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
3761 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
3763 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3766 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
3767 correct type the negate expression.
3769 2007-08-03 Jan Hubicka <jh@suse.cz>
3771 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
3774 2007-08-03 David Edelsohn <edelsohn@gnu.org>
3776 * config/rs6000/rs6000.c (struct processor_cost): Change
3777 l1_cache_lines to l1_cache_size. Add l2_cache_size.
3778 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
3780 (rios1_costs, rios2_cost): Correct cache line size.
3781 (rs6000_override_options): Set l2-cache-size parameter.
3783 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3784 Diego Novillo <dnovillo@google.com>
3787 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
3788 if the range includes 0.
3790 2007-08-03 Ben Elliston <bje@au.ibm.com>
3792 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
3793 mode to unspec expressions to silence a warning from the generator
3796 2007-08-02 Steve Ellcey <sje@cup.hp.com>
3798 * config/ia64/constraints.md ("U"): Make constraint vector only.
3800 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
3803 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
3804 always_inline attribute on the function decl.
3806 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
3809 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
3810 if we are compiling with -fPIC.
3812 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
3813 Nigel Stephens <nigel@mips.com>
3815 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
3816 Define for MIPS32 and MIPS64.
3818 2007-08-02 Nick Clifton <nickc@redhat.com>
3820 * config/host-hpux.c: Change copyright header to refer to version
3821 3 of the GNU General Public License and to point readers at the
3822 COPYING3 file and the FSF's license web page.
3823 * config/alpha/predicates.md, config/alpha/vms-ld.c,
3824 config/alpha/linux.h, config/alpha/alpha.opt,
3825 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
3826 config/alpha/vms-unwind.h, config/alpha/ev4.md,
3827 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
3828 config/alpha/alpha.h, config/alpha/sync.md,
3829 config/alpha/openbsd.h, config/alpha/alpha.md,
3830 config/alpha/alpha-modes.def, config/alpha/ev5.md,
3831 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
3832 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
3833 config/alpha/constraints.md, config/alpha/osf.h,
3834 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
3835 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
3836 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
3837 config/frv/frv-asm.h, config/frv/frv-protos.h,
3838 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
3839 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
3840 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
3841 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
3842 config/s390/s390.opt, config/s390/s390-modes.def,
3843 config/s390/fixdfdi.h, config/s390/constraints.md,
3844 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
3845 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
3846 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
3847 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
3848 config/m32c/prologue.md, config/m32c/m32c.abi,
3849 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
3850 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
3851 config/m32c/t-m32c, config/m32c/m32c-modes.def,
3852 config/m32c/jump.md, config/m32c/shift.md,
3853 config/m32c/m32c-protos.h, config/libgloss.h,
3854 config/spu/spu-protos.h, config/spu/predicates.md,
3855 config/spu/spu-builtins.h, config/spu/spu.c,
3856 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
3857 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
3858 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
3859 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
3860 config/sparc/hypersparc.md, config/sparc/predicates.md,
3861 config/sparc/linux.h, config/sparc/sp64-elf.h,
3862 config/sparc/supersparc.md, config/sparc/cypress.md,
3863 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
3864 config/sparc/niagara.md, config/sparc/sparc.md,
3865 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
3866 config/sparc/sparc.opt, config/sparc/sync.md,
3867 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
3868 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
3869 config/sparc/sparc.c, config/sparc/little-endian.opt,
3870 config/sparc/sysv4-only.h, config/sparc/sparc.h,
3871 config/sparc/linux64.h, config/sparc/freebsd.h,
3872 config/sparc/sol2.h, config/sparc/rtemself.h,
3873 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
3874 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
3875 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
3876 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
3877 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
3878 config/m32r/linux.h, config/m32r/constraints.md,
3879 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
3880 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
3881 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
3882 config/i386/i386.md, config/i386/netware-crt0.c,
3883 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
3884 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
3885 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
3886 config/i386/sol2.h, config/i386/constraints.md,
3887 config/i386/netware-libgcc.c, config/i386/sysv5.h,
3888 config/i386/predicates.md, config/i386/geode.md,
3889 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
3890 config/i386/freebsd64.h, config/i386/vxworksae.h,
3891 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
3892 config/i386/rtemself.h, config/i386/netbsd-elf.h,
3893 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
3894 config/i386/netware.h, config/i386/i386-modes.def,
3895 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
3896 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
3897 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
3898 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
3899 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
3900 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
3901 config/i386/xm-mingw32.h, config/i386/linux64.h,
3902 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
3903 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
3904 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
3905 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
3906 config/i386/cygwin2.c, config/i386/i386-protos.h,
3907 config/i386/sync.md, config/i386/openbsd.h,
3908 config/i386/host-mingw32.c, config/i386/i386-aout.h,
3909 config/i386/nto.h, config/i386/biarch64.h,
3910 config/i386/i386-coff.h, config/i386/freebsd.h,
3911 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
3912 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
3913 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
3914 config/darwin-protos.h, config/linux.opt, config/sol2.c,
3915 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
3916 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
3917 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
3918 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
3919 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
3920 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
3921 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
3922 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
3923 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
3924 config/sh/superh64.h, config/sh/rtemself.h,
3925 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
3926 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
3927 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
3928 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
3929 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
3930 config/avr/predicates.md, config/avr/constraints.md,
3931 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
3932 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
3933 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
3934 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
3935 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
3936 config/c4x/c4x-modes.def, config/c4x/rtems.h,
3937 config/c4x/predicates.md, config/c4x/c4x.h,
3938 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
3939 config/xtensa/predicates.md, config/xtensa/xtensa.c,
3940 config/xtensa/linux.h, config/xtensa/xtensa.h,
3941 config/xtensa/elf.h, config/xtensa/xtensa.md,
3942 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
3943 config/xtensa/xtensa-protos.h, config/dbx.h,
3944 config/stormy16/predicates.md, config/stormy16/stormy16.md,
3945 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
3946 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
3947 config/host-solaris.c, config/fr30/fr30.h,
3948 config/fr30/predicates.md, config/fr30/fr30-protos.h,
3949 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
3950 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
3951 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
3952 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
3953 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
3954 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
3955 config/host-linux.c, config/interix3.h, config/cris/cris.c,
3956 config/cris/predicates.md, config/cris/linux.h,
3957 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
3958 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
3959 config/cris/aout.opt, config/cris/cris-protos.h,
3960 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
3961 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3962 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
3963 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
3964 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
3965 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
3966 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
3967 config/chorus.h, config/mn10300/mn10300.c,
3968 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
3969 config/mn10300/mn10300.h, config/mn10300/linux.h,
3970 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
3971 config/mn10300/mn10300.md, config/ia64/predicates.md,
3972 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
3973 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
3974 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
3975 config/ia64/freebsd.h, config/ia64/ia64.md,
3976 config/ia64/ia64-modes.def, config/ia64/constraints.md,
3977 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
3978 config/gofast.h, config/rtems.h, config/sol2-10.h,
3979 config/m68k/predicates.md, config/m68k/m68k.md,
3980 config/m68k/linux.h, config/m68k/m68k-modes.def,
3981 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
3982 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
3983 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
3984 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
3985 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
3986 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
3987 config/m68k/constraints.md, config/m68k/rtemself.h,
3988 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
3989 config/m68k/uclinux.h, config/rs6000/power4.md,
3990 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
3991 config/rs6000/linux.h, config/rs6000/eabi.h,
3992 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
3993 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
3994 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
3995 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
3996 config/rs6000/windiss.h, config/rs6000/603.md,
3997 config/rs6000/aix41.h, config/rs6000/cell.md,
3998 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
3999 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
4000 config/rs6000/darwin.md, config/rs6000/darwin64.h,
4001 config/rs6000/default64.h, config/rs6000/7xx.md,
4002 config/rs6000/darwin.opt, config/rs6000/spe.md,
4003 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
4004 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
4005 config/rs6000/7450.md, config/rs6000/linux64.h,
4006 config/rs6000/constraints.md, config/rs6000/440.md,
4007 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
4008 config/rs6000/rs6000.c, config/rs6000/aix52.h,
4009 config/rs6000/rs6000.h, config/rs6000/power6.md,
4010 config/rs6000/predicates.md, config/rs6000/altivec.md,
4011 config/rs6000/aix64.opt, config/rs6000/rios1.md,
4012 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
4013 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
4014 config/rs6000/darwin7.h, config/rs6000/dfp.md,
4015 config/rs6000/linux64.opt, config/rs6000/sync.md,
4016 config/rs6000/vxworksae.h, config/rs6000/power5.md,
4017 config/rs6000/lynx.h, config/rs6000/biarch64.h,
4018 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
4019 config/rs6000/eabispe.h, config/rs6000/e500.h,
4020 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
4021 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
4022 config/rs6000/aix.h, config/rs6000/vxworks.h,
4023 config/rs6000/40x.md, config/rs6000/aix51.h,
4024 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
4025 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
4026 config/arc/arc.h, config/mcore/mcore-elf.h,
4027 config/mcore/mcore-protos.h, config/mcore/predicates.md,
4028 config/mcore/mcore.md, config/mcore/mcore.c,
4029 config/mcore/mcore.opt, config/mcore/mcore.h,
4030 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
4031 config/score/predicates.md, config/score/score-version.h,
4032 config/score/score-protos.h, config/score/misc.md,
4033 config/score/elf.h, config/score/score.c, config/score/mac.md,
4034 config/score/score7.md, config/score/score.h,
4035 config/score/score-conv.h, config/score/score-mdaux.c,
4036 config/score/score.md, config/score/score.opt,
4037 config/score/score-modes.def, config/score/score-mdaux.h,
4038 config/score/mul-div.S, config/arm/uclinux-elf.h,
4039 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
4040 config/arm/symbian.h, config/arm/linux-elf.h,
4041 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
4042 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
4043 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
4044 config/arm/strongarm-pe.h, config/arm/arm.h,
4045 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
4046 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
4047 config/arm/arm-modes.def, config/arm/linux-eabi.h,
4048 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
4049 config/arm/arm-cores.def, config/arm/arm-protos.h,
4050 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
4051 config/arm/wince-pe.h, config/arm/neon.md,
4052 config/arm/constraints.md, config/arm/neon.ml,
4053 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
4054 config/arm/arm.opt, config/arm/arm926ejs.md,
4055 config/arm/predicates.md, config/arm/iwmmxt.md,
4056 config/arm/arm_neon.h, config/arm/unknown-elf.h,
4057 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
4058 config/arm/neon-testgen.ml, config/arm/arm.md,
4059 config/arm/xscale-coff.h, config/arm/pe.c,
4060 config/arm/arm-generic.md, config/arm/pe.h,
4061 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
4062 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
4063 config/arm/strongarm-elf.h, config/arm/cirrus.md,
4064 config/arm/netbsd-elf.h, config/arm/vxworks.h,
4065 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
4066 config/pa/predicates.md, config/pa/pa64-hpux.h,
4067 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
4068 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
4069 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
4070 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
4071 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
4072 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
4073 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
4074 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
4075 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
4076 config/pa/pa64-regs.h, config/pa/pa-modes.def,
4077 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
4078 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
4079 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
4080 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
4081 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
4082 config/mips/linux64.h, config/mips/elforion.h,
4083 config/mips/constraints.md, config/mips/generic.md,
4084 config/mips/predicates.md, config/mips/4300.md,
4085 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
4086 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
4087 config/mips/5k.md, config/mips/vr4120-div.S,
4088 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
4089 config/mips/mips-protos.h, config/mips/6000.md,
4090 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
4091 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
4092 config/mips/mips-modes.def, config/mips/vr.h,
4093 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
4094 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
4095 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
4096 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
4097 config/vax/openbsd1.h, config/vax/netbsd.h,
4098 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
4099 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
4100 config/h8300/rtems.h, config/h8300/predicates.md,
4101 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
4102 config/h8300/h8300.md, config/h8300/h8300.opt,
4103 config/h8300/coff.h, config/h8300/h8300-protos.h,
4104 config/v850/v850.md, config/v850/predicates.md,
4105 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
4106 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
4107 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
4108 config/mmix/mmix.h, config/mmix/predicates.md,
4109 config/mmix/mmix-protos.h, config/mmix/mmix.md,
4110 config/mmix/mmix.c, config/mmix/mmix.opt,
4111 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
4112 config/bfin/rtems.h, config/bfin/bfin-modes.def,
4113 config/bfin/predicates.md, config/bfin/bfin-protos.h,
4114 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
4117 2007-08-02 Richard Sandiford <richard@codesourcery.com>
4119 * emit-rtl.c (reset_used_decls): Rename to...
4120 (set_used_decls): ...this. Set the used flag rather than clearing it.
4121 (unshare_all_rtl_again): Update accordingly. Set flags on argument
4122 DECL_RTLs rather than resetting them.
4124 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
4126 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
4128 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
4130 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
4131 argument to find_reloads_address.
4133 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
4135 PR tree-optimization/32919
4136 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
4137 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
4138 (coalesce_ssa_name): Call it.
4140 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
4141 David Ung <davidu@mips.com>
4143 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
4144 (__mips16_unorddf2, __mips16_floatunsidf): New.
4145 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
4147 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
4149 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4151 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
4152 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
4153 * tree.h (OMP_SECTIONS_CONTROL): New macro.
4154 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
4155 * omp-low.c (get_ws_args_for, determine_parallel_type,
4156 expand_omp_for_generic, expand_omp_for_static_nochunk,
4157 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
4158 Work with more precise CFG.
4159 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
4160 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
4162 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
4163 * gimple-low.c (lower_stmt): Ditto.
4164 * tree-inline.c (estimate_num_insns_1): Ditto.
4165 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
4166 (OMP_SECTIONS_SWITCH): New.
4167 * tree-cfgcleanup.c (cleanup_omp_return): New.
4168 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
4169 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
4170 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
4171 (tree_redirect_edge_and_branch): Handle omp constructs.
4173 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
4174 with three arguments.
4176 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4178 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
4181 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4183 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
4184 the loop structures may need fixing.
4185 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
4187 (cleanup_tree_cfg_loop): Removed.
4188 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
4189 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
4190 instead of running cleanup_tree_cfg_loop.
4191 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
4192 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
4193 (tree_predictive_commoning): Declaration changed.
4194 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
4196 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4198 * doc/invoke.texi (l1-cache-size): Update documentation.
4199 (l2-cache-size): Document.
4200 * params.h (L2_CACHE_SIZE): New macro.
4201 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
4202 that L1_CACHE_SIZE is in kB now.
4203 (L2_CACHE_SIZE_BYTES): New macro.
4204 (tree_ssa_prefetch_arrays): Show size in kB.
4205 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
4206 and l2_cache_size fields.
4207 * config/i386/driver-i386.c (describe_cache): Detect cache size
4209 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
4210 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
4211 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
4212 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
4213 (override_options): Set l1-cache-size and l2-cache-size to default
4214 values if not specified otherwise.
4215 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
4216 (PARAM_L2_CACHE_SIZE): New.
4218 2007-08-01 Nigel Stephens <nigel@mips.com>
4219 David Ung <davidu@mips.com>
4220 Thiemo Seufer <ths@mips.com>
4221 Chris Dearman <chris@mips.com>
4222 Richard Sandiford <richard@codesourcery.com>
4224 * config.gcc (mips*-sde-elf*): New stanza.
4225 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
4226 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
4227 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
4228 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
4229 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
4230 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
4232 * config/mips/sde.h: New file.
4233 * config/mips/t-libgcc-mips16: Likewise.
4234 * config/mips/t-sde: Likewise.
4235 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
4236 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
4237 _MIPS_FPSET and _MIPS_SZINT.
4238 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
4239 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
4240 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
4241 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
4242 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4243 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4244 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
4245 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
4246 _MIPS_SZPTR and _MIPS_FPSET.
4247 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
4248 architecture is specified.
4249 (MIPS_32BIT_OPTION_SPEC): New macro.
4251 2007-07-31 Dan Hipschman <dsh@google.com>
4253 * gcc.c (end_going_arg): New function.
4254 (do_spec_2): Use it.
4255 (do_spec_1): Use it.
4257 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
4259 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
4260 only if ENABLE_CHECKING is defined.
4262 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
4264 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
4265 df_ru_add_problem, df_ru_get_bb_info): Removed.
4266 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
4267 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
4268 df_ru_free_bb_info, df_ru_alloc,
4269 df_ru_bb_local_compute_process_def,
4270 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
4271 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
4272 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
4273 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
4274 df_ru_add_problem): Removed.
4276 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4279 * pa.md (casesi32): Use match_scratch. Revise insn condition.
4280 (casesi32p, casesi64p): Likewise.
4281 (casesi): Adjust for above.
4283 2007-07-31 Richard Sandiford <richard@codesourcery.com>
4285 * mode-switching.c (create_pre_exit): Don't search past calls.
4287 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
4289 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
4291 2007-07-31 Revital Eres <eres@il.ibm.com>
4293 * ddg.c (add_deps_for_def): Rename to...
4294 (add_cross_iteration_register_deps): This. Change implementation
4295 to use only reaching def and def-use chains to construct the
4296 inter loop dependencies.
4297 (add_deps_for_use): Remove function.
4298 (build_inter_loop_deps): Call add_cross_iteration_register_deps
4299 function to build the inter loop dependencies.
4300 * modulo-sched.c (sms_schedule): Build only
4301 reaching def and def-use chains for the propose of the ddg
4304 2007-07-31 Julian Brown <julian@codesourcery.com>
4306 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
4307 New define_insns. Use correct RTL.
4308 (vec_set<mode>): Write as expander.
4310 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
4312 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
4313 to an unallocated space.
4315 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
4318 (split_constant_offset): Enable split_constant_offset to extract
4319 constants from other statements.
4320 * tree-vect-transform.c
4321 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
4322 to a temp var. Force base_offset to be simple.
4324 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
4326 * df-scan.c (df_scan_verify): Remove artificial limit on
4327 the number of blocks for verification.
4328 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
4329 df_simulate_defs): Avoid unnecessary insn checking for defs.
4331 2007-07-29 Mark Mitchell <mark@codesourcery.com>
4333 * config/m68k/lb1sf68.asm (FUNC): New macro.
4335 (__udivsi3): Likewise.
4336 (__divsi3): Likewise.
4337 (__umodsi3): Likewise.
4338 (__modsi3): Likewise.
4339 (__subdf3): Likewise.
4340 (__adddf3): Likewise.
4341 (__muldf3): Likewise.
4342 (__divdf3): Likewise.
4343 (__negdf2): Likewise.
4344 (__cmpdf2): Likewise.
4345 (__subsf3): Likewise.
4346 (__addsf3): Likewise.
4347 (__mulsf3): Likewise.
4348 (__divsf3): Likewise.
4349 (__negsf2): Likewise.
4350 (__cmpsf2): Likewise.
4351 (__eqdf2): Likewise.
4352 (__nedf2): Likewise.
4353 (__gtdf2): Likewise.
4354 (__gedf2): Likewise.
4355 (__ltdf2): Likewise.
4356 (__ledf2): Likewise.
4357 (__eqsf2): Likewise.
4358 (__nesf2): Likewise.
4359 (__gtsf2): Likewise.
4360 (__gesf2): Likewise.
4361 (__ltsf2): Likewise.
4362 (__lesf2): Likewise.
4364 2007-07-30 Ollie Wild <aaw@google.com>
4366 * c-ppoutput.c (print_lines_directives_only): New function.
4367 (scan_translation_unit_directives_only): New function.
4368 (preprocess_file): Add call to scan_translation_unit_directives_only.
4369 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
4370 (sanitize_cpp_opts): Add default flag_dump_macros setting for
4371 -fdirectives-only. Add errors for -fdirectives-only conflict with
4372 -Wunused-macros and -traditional.
4373 (finish_options): Add builtin macro initialization for
4374 -fdirectives-only + -fpreprocessed.
4375 * c.opt (fdirectives-only): New.
4376 * doc/cppopts.texi (fdirectives-only): New.
4378 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4380 * alias.c (record_set, memory_modified_1): Constify.
4381 * bt-load.c (note_btr_set): Likewise.
4382 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
4383 * combine.c (set_nonzero_bits_and_sign_copies,
4384 expand_field_assignment, record_dead_and_set_regs_1,
4385 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
4386 likely_spilled_retval_1): Likewise.
4387 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
4388 frv_io_handle_set): Likewise.
4389 * config/mips/mips.c (mips_sim_record_set,
4390 vr4130_true_reg_dependence_p_1): Likewise.
4391 * config/mt/mt.c (insn_dependent_p_1): Likewise.
4392 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
4393 * config/sh/sh.c (flow_dependent_p_1): Likewise.
4394 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
4395 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
4396 * ddg.c (mark_mem_store): Likewise.
4397 * df-problems.c (df_urec_mark_reg_change): Likewise.
4398 * function.c (update_epilogue_consts): Likewise.
4399 * gcse.c (record_set_info, record_last_set_info,
4400 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
4401 reg_clear_last_set): Likewise.
4402 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
4404 * jump.c (reversed_comparison_code_parts): Likewise.
4405 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
4406 reg_is_set): Likewise.
4407 * loop-iv.c (mark_altered): Likewise.
4408 * mode-switching.c (reg_becomes_live): Likewise.
4409 * optabs.c (no_conflict_move_test): Likewise.
4410 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
4412 * postreload.c (reload_combine_note_store, move2add_note_store):
4414 * regmove.c (flags_set_1): Likewise.
4415 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
4417 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
4419 * resource.c (update_live_status): Likewise.
4420 * rtl.h (set_of, note_stores): Likewise.
4421 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
4422 note_stores, parms_set): Likewise.
4423 * sched-rgn.c (sets_likely_spilled_1): Likewise.
4424 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
4426 * var-tracking.c (count_stores, add_stores): Likewise.
4428 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4430 * alias.c (mems_in_disjoint_alias_sets_p,
4431 fixed_scalar_and_varying_struct_p, aliases_everything_p,
4432 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
4433 write_dependence_p, mems_in_disjoint_alias_sets_p,
4434 read_dependence, true_dependence, canon_true_dependence,
4435 anti_dependence, output_dependence): Constify.
4436 * combine.c (extended_count): Likewise.
4437 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
4438 * cselib.c (get_value_hash, references_value_p,
4439 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
4440 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
4441 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
4442 * function.c (contains, prologue_epilogue_contains,
4443 sibcall_epilogue_contains): Likewise.
4444 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
4445 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
4446 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
4447 reg_or_subregno): Likewise.
4448 * recog.c (asm_noperands): Likewise.
4449 * reload1.c (function_invariant_p): Likewise.
4450 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
4451 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
4452 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
4453 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
4454 true_regnum, reg_or_subregno, condjump_in_parallel_p,
4455 extended_count, prologue_epilogue_contains,
4456 sibcall_epilogue_contains, function_invariant_p, true_dependence,
4457 canon_true_dependence, read_dependence, anti_dependence,
4458 output_dependence): Likewise.
4459 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
4461 2007-07-30 Julian Brown <julian@codesourcery.com>
4463 * config/arm/neon.md (V_ext): New mode attribute.
4464 (neon_vget_lane<mode>): Replace with define_expand.
4465 (neon_vget_lane<mode>_sext_internal)
4466 (neon_vget_lane<mode>_zext_internal): New define_insns for double
4467 and quad precision vectors.
4468 (neon_vget_lanedi): Add bounds check. Remove dead comment.
4469 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
4470 have typeless 32-bit result.
4472 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4475 * tree-affine.h (aff_tree): The type of rest is sizetype for types
4477 * tree-affine.c (aff_combination_scale): If type is a pointer type,
4478 use sizetype for rest.
4479 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
4480 (aff_combination_convert): Don't convert rest for pointer types.
4482 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
4484 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
4486 * tree-ssa-alias.c: Add alloc-pool.h.
4487 (init_alias_info): Free alias_bitmap_obstack.
4488 (delete_alias_info): Call delete_mem_ref_stats.
4489 (get_mem_sym_stats_for): Use alloc_pool.
4490 (init_mem_ref_stats): Do not delete mem_ref_stats here.
4491 (delete_mem_sym_stats): Removed.
4493 2007-07-29 Sebastian Pop <sebpop@gmail.com>
4495 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
4496 functions cannot be represented as classical distance vectors.
4498 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4500 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
4501 * builtins.c (validate_arg, builtin_mathfn_code,
4502 validate_arglist): Likewise.
4503 * calls.c (call_expr_flags): Likewise.
4504 * combine.c (reg_nonzero_bits_for_combine,
4505 reg_num_sign_bit_copies_for_combine, get_last_value,
4506 reg_truncated_to_mode): Likewise.
4507 * emit-rtl.c (subreg_lowpart_p): Likewise.
4508 * expr.c (highest_pow2_factor_for_target,
4509 categorize_ctor_elements_1, categorize_ctor_elements,
4510 count_type_elements, contains_packed_reference,
4511 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
4512 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
4513 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
4514 native_encode_int, native_encode_real, native_encode_complex,
4515 native_encode_vector, native_encode_expr, native_interpret_int,
4516 native_interpret_real, native_interpret_complex,
4517 native_interpret_vector, native_interpret_expr): Likewise.
4518 * function.c (use_register_for_decl): Likewise.
4519 * gimplify.c (get_name): Likewise.
4520 * langhooks-def.h (lhd_return_null_const_tree): New.
4521 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
4522 * langhooks.c (lhd_return_null_const_tree): New.
4523 * langhooks.h (lang_get_callee_fndecl): Constify.
4524 * output.h (constructor_static_from_elts_p): Likewise.
4525 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
4526 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
4527 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
4528 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
4529 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
4530 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
4531 * rtlhooks-def.h (reg_nonzero_bits_general,
4532 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
4534 * rtlhooks.c (reg_num_sign_bit_copies_general,
4535 reg_nonzero_bits_general, reg_truncated_to_mode_general):
4537 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
4538 * stor-layout.c (mode_for_size_tree): Likewise.
4539 * tree-ssa-loop-im.c (memref_eq): Likewise.
4540 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
4541 * tree.c (contains_placeholder_p, type_list_equal,
4542 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
4544 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
4545 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
4546 contains_placeholder_p, contains_packed_reference,
4547 get_callee_fndecl, operand_equal_for_phi_arg_p,
4548 warn_if_unused_value, is_body_block, native_encode_expr,
4549 native_interpret_expr, fold_convertible_p, operand_equal_p,
4550 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
4551 validate_arglist, simple_cst_equal, type_list_equal,
4552 use_register_for_decl, call_expr_flags, get_name,
4553 highest_pow2_factor): Likewise.
4554 (const_call_expr_arg_iterator_d,
4555 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
4556 first_const_call_expr_arg, more_const_call_expr_args_p,
4557 FOR_EACH_CONST_CALL_EXPR_ARG): New.
4558 * varasm.c (constructor_static_from_elts_p): Constify.
4560 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
4562 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
4563 config/arm/neon-schedgen.ml, config/arm/neon.ml,
4564 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
4565 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
4566 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
4567 tree-vect-transform.c, tree.def: Fix comment typos. Follow
4568 spelling conventions.
4569 * doc/invoke.texi: Follow spelling conventions.
4571 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
4572 Revital Eres <eres@il.ibm.com>
4574 * modulo-sched.c (sms_schedule): Avoid loops which includes
4575 auto-increment instructions.
4577 2007-07-28 Richard Guenther <rguenther@suse.de>
4580 * fold-const.c (fold_cond_expr_with_comparison): Convert
4581 operand zero of MIN/MAX_EXPR to correct type.
4583 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4585 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
4586 flags_from_decl_or_type): Constify.
4587 * gcc.c (do_spec_1): Likewise.
4588 * print-tree.c (dump_addr, print_node_brief): Likewise.
4589 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
4590 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
4591 tree_purge_all_dead_eh_edges): Likewise.
4592 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
4593 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
4595 * tree.c (expr_location, expr_has_location, expr_locus,
4596 expr_filename, expr_lineno, get_inner_array_type,
4597 fields_compatible_p): Likewise.
4598 * tree.h (get_inner_array_type, fields_compatible_p,
4599 expr_location, expr_has_location, expr_locus, expr_filename,
4600 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
4601 setjmp_call_p, alloca_call_p): Likewise.
4603 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
4605 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
4606 TV_FLOW_INSENSITIVE.
4608 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
4610 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
4611 (compute_flow_insensitive_aliasing): Ditto for
4612 TV_FLOW_INSENSITIVE.
4614 2007-07-27 Jan Hubicka <jh@suse.cz>
4616 * config/i386/i386.c (register_move_cost): Remove accidentally
4617 comitted #if 0 block.
4619 * attribs.c: Include hashtab.h
4620 (attribute_hash): New.
4621 (substring): New structure.
4622 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
4624 (init_attributes): Initialize attribute hash.
4625 (decl_attributes): Use attribute hash.
4626 * Makefile.in (attribs.c): Depend on hashtab.h.
4628 2007-07-27 Steve Ellcey <sje@cup.hp.com>
4630 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
4632 2007-07-27 Richard Sandiford <richard@codesourcery.com>
4634 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
4635 __mips_dspr2 and __mips_dsp_rev macros.
4636 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
4638 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
4640 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
4642 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
4646 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
4647 and the updating of the live and do_not_gen sets.
4648 (df_note_bb_compute): Added updating of live and do_not_gen sets
4649 for regular defs so that the case of clobber inside conditional
4650 call is processed correctly.
4652 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4654 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
4655 operands with compatible type.
4657 2007-07-27 Richard Sandiford <richard@codesourcery.com>
4659 * expr.h (store_bit_field): Don't return a value.
4660 * expmed.c (check_predicate_volatile_ok): New function.
4661 (store_bit_field_1): New function, extracted from store_bit_field.
4662 Take a fallback_p argument and return true if the operation succeeded.
4663 Only use store_fixed_bit_field if fallback_p. Don't recompute
4664 mode_for_extraction; use op_mode instead. Try forcing memories
4665 into registers if the insv expander fails.
4666 (store_bit_field): Use store_bit_field_1 with fallback_p true.
4667 Don't return a value.
4668 (convert_extracted_bit_field): New function, extracted from
4670 (extract_bit_field_1): Likewise. Take a fallback_p argument
4671 and return NULL if the operation succeeded. Only use
4672 extract_fixed_bit_field if fallback_p. Only calculate one
4673 extraction mode. Combine code for extv and extzv. Try forcing
4674 memories into registers if the ext(z)v expander fails.
4675 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
4677 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4679 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
4681 (df_ref): Likewise. Put regno with other integer fields.
4683 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4685 * df.h (df_mw_hardreg): Remove "loc" field.
4686 * df-scan.c (df_ref_record): Don't set it. Remove redundant
4688 * df-problems.c (df_whole_mw_reg_unused_p): New function,
4689 split out from df_set_unused_notes_for_mw. Return false for
4690 partial references. Assert that mw_reg is a REG when returning true.
4691 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
4692 (df_whole_mw_reg_dead_p): New function, split out from
4693 df_set_dead_notes_for_mw. Return false for partial references.
4694 Assert that mw_reg is a REG when returning true.
4695 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
4696 Remove redundant bitmap check.
4698 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
4700 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
4701 ($(T)crtend.o): Likwise.
4702 ($(T)crtbeginS.o): Likwise.
4703 ($(T)crtendS.o): Likwise.
4704 ($(T)crtfastmath.o): Likwise.
4706 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
4708 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
4709 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
4710 * basic-block.h (struct control_flow_graph): Added x_dom_computed
4711 and x_n_bbs_in_dom_tree fields.
4713 2007-07-26 Steve Ellcey <sje@cup.hp.com>
4715 PR tree-optimization/32087
4716 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
4717 Do not call scale_bbs_frequencies_int with prob of zero.
4719 2007-07-26 Julian Brown <julian@codesourcery.com>
4721 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
4722 (neon_element_bits): Add prototypes.
4723 * config/arm/arm.c (bounds_check, neon_lane_bounds)
4724 (neon_const_bounds, neon_element_bits): New functions.
4725 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
4726 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
4727 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
4728 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
4729 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
4730 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
4731 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
4732 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
4733 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
4734 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
4735 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
4736 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
4737 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
4739 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
4741 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
4742 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
4744 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
4745 Julian Brown <julian@codesourcery.com>
4747 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
4748 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
4749 * config/arm/cortex-a8.md: New.
4750 * config/arm/cortex-a8-neon.md: New.
4751 * config/arm/neon-schedgen.ml: New.
4752 * config/arm/neon.md (vqh_mnem): New.
4754 (Is_float_mode): New.
4755 (Scalar_mul_8_16): New.
4757 (V_mode_nunits): New.
4758 (All instruction patterns): Annotate with neon_type attribute
4760 * config/arm/arm.md: Include cortex-a8.md.
4761 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
4763 Annotate instruction patterns accordingly.
4764 (generic_sched): Do not use generic scheduling for Cortex-A8.
4765 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
4767 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
4769 * fold-const.c (fold_read_from_constant_string): Use
4771 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4773 2007-07-26 Nick Clifton <nickc@redhat.com>
4775 * tree-ssa-operands.h: Change copyright header to refer to version
4776 3 of the GNU General Public License and to point readers at the
4777 COPYING3 file and the FSF's license web page.
4778 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
4779 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
4780 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
4781 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
4782 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
4783 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
4784 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
4785 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
4786 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
4787 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
4788 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
4789 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
4790 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
4791 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
4792 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
4793 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
4794 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
4795 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
4796 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
4797 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
4798 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
4799 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
4800 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
4801 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
4802 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
4803 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
4804 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
4805 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
4806 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
4807 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
4808 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
4809 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
4810 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
4811 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
4812 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
4813 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
4814 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
4815 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
4816 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
4817 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
4818 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
4819 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
4820 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
4821 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
4822 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
4823 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
4824 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
4825 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
4826 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
4827 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
4828 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
4829 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
4830 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
4831 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
4832 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
4833 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
4834 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
4835 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
4836 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
4837 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
4838 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
4839 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
4840 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
4841 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
4842 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
4843 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
4844 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
4845 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
4846 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
4847 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
4848 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
4849 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
4850 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
4851 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
4852 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
4853 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
4854 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
4855 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
4856 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
4857 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
4858 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
4859 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
4860 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
4861 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
4862 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
4863 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
4864 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
4865 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
4866 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
4867 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
4868 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
4869 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
4870 vecprim.h, basic-block.h, tree-ssa-structalias.c,
4871 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
4872 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
4873 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
4874 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
4875 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
4876 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
4877 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
4878 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
4879 convert.c, convert.h, langhooks-def.h, reload1.c,
4880 tree-ssa-operands.c: Likewise.
4882 2007-07-26 Jan Hubicka <jh@suse.cz>
4884 * tree-ssa-live.c: Include debug.h and flags.h.
4885 (mark_scope_block_unused): New function.
4886 (remove_unused_scope_block_p): New function.
4887 (remove_unused_locals): Remove unused blocks too.
4889 2007-07-25 Ian Lance Taylor <iant@google.com>
4891 * combine.c (combine_max_regno): Remove. Remove all uses.
4892 (struct reg_stat_struct): Rename from struct reg_stat.
4893 (reg_stat_type): Define, and declare VECs.
4894 (reg_stat): Change from pointer to VEC. Change all uses.
4895 (combine_split_insns): New static function.
4896 (try_combine, find_split_point): Call it instead of split_insns.
4898 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4900 * cfghooks.c (split_block): Fix the information about loop latch.
4902 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4904 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
4906 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4908 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
4909 Scan the new edge for loop exit info.
4911 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
4913 * config/darwin.c: Include debug.h.
4915 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4918 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
4920 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4922 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
4923 (HARD_REGNO_MODE_OK): Ditto.
4924 (MODES_TIEABLE_P): Ditto.
4925 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4926 (CLASS_MAX_NREGS): Ditto.
4927 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
4928 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
4929 (divdf3_internal_thr): Removed.
4930 * config/ia64/div.md: New file.
4931 * config/ia64/constraints.md: Add H constraint.
4933 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4935 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
4936 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
4937 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
4938 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
4939 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
4940 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
4941 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
4942 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
4943 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
4944 dump_sbitmap_file, debug_sbitmap, popcount_table,
4945 sbitmap_popcount): Constify.
4946 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
4947 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
4948 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
4949 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
4950 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
4951 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
4952 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
4953 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
4954 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
4955 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
4956 sbitmap_popcount, sbitmap_verify_popcount): Constify.
4958 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4960 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
4961 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
4962 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
4963 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
4964 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
4965 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
4966 bitmap_intersect_p, bitmap_intersect_compl_p,
4967 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4968 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
4970 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
4971 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
4972 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
4973 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
4974 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4975 debug_bitmap, debug_bitmap_file, bitmap_print,
4976 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
4977 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
4979 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
4981 * config/darwin.c (darwin_override_options): Additional fix for
4982 debug info formats that don't support var tracking.
4984 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4986 * cselib.c (entry_and_rtx_equal_p): Constify.
4987 * gengtype.c (output_mangled_typename, write_types, write_local):
4989 * gengtype.h (const_type_p): New.
4990 * see.c (eq_descriptor_extension, hash_descriptor_extension):
4992 * tlink.c (scan_linker_output): De-constify.
4993 * tree-ssa-loop-im.c (memref_eq): Constify.
4994 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
4995 (shared_bitmap_hash, shared_bitmap_eq): Constify.
4997 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4999 * c-common.c (fname_as_string, c_type_hash): Constify.
5000 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
5001 * cgraph.c (edge_hash, edge_eq): Likewise.
5002 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
5003 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
5004 reg_attrs_htab_eq): Likewise.
5005 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
5007 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
5008 const_decl_t, const_state_t, const_automata_list_el_t): New.
5009 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
5010 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
5011 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
5012 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
5013 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
5014 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
5015 compare_max_occ_cycle_nums, out_state_arcs_num,
5016 compare_transition_els_num, units_cmp, state_reservs_cmp):
5018 * genmodes.c (cmp_modes): Likewise.
5019 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
5020 * gimplify.c (compare_case_labels): Likewise.
5021 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
5022 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
5023 * matrix-reorg.c (mtt_info_hash): Likewise.
5024 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
5025 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
5026 (htab_hash_bucket, htab_hash_elem): Constify.
5027 * tree-browser.c (TB_parent_eq): Likewise.
5028 * tree-scalar-evolution.c (hash_scev_info): Likewise.
5029 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
5030 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
5031 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
5033 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
5034 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
5035 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
5036 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
5037 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
5039 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
5040 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
5041 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
5042 * tree-ssa-threadupdate.c (redirection_data_hash,
5043 redirection_data_eq): Likewise.
5044 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
5045 * tree-ssa.c (var_ann_eq): Likewise.
5046 * tree-vrp.c (compare_case_labels): Likewise.
5047 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
5048 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
5049 tree_not_check_failed, tree_class_check_failed,
5050 tree_range_check_failed, tree_not_class_check_failed,
5051 omp_clause_check_failed, omp_clause_range_check_failed,
5052 tree_contains_struct_check_failed, tree_operand_check_failed):
5054 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
5055 tree_not_check_failed, tree_class_check_failed,
5056 tree_range_check_failed, tree_not_class_check_failed,
5057 tree_operand_check_failed, omp_clause_operand_check_failed,
5058 tree_operand_length): Likewise.
5059 * var-tracking.c (const_variable): New.
5060 (variable_htab_hash, variable_htab_eq): Constify.
5061 * varasm.c (const_desc_hash): Likewise.
5063 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5065 * expr.c (handled_component_p): Constify.
5066 * fold-const.c (fit_double_type): Likewise.
5067 * real.h (real_value_from_int_cst): Likewise.
5068 * tree-flow-inline.h (gimple_in_ssa_p,
5069 gimple_aliases_computed_p, gimple_addressable_vars,
5070 gimple_call_clobbered_vars, gimple_referenced_vars,
5071 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
5072 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
5073 may_aliases, end_readonly_imm_use_p, has_zero_uses,
5074 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
5075 is_label_stmt, is_global_var, phi_ssa_name_p,
5076 factoring_name_p, is_call_clobbered, tree_common_ann,
5077 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
5078 unmodifiable_var_p, array_ref_contains_indirect_ref,
5079 ref_contains_array_ref, lookup_subvars_for_var,
5080 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
5081 gimple_mem_ref_stats): Likewise.
5082 * tree-flow.h (tree_common_ann, var_ann, function_ann,
5083 may_aliases, is_exec_stmt, is_label_stmt,
5084 ref_contains_array_ref, array_ref_contains_indirect_ref,
5085 var_can_have_subvars, overlap_subvar, is_call_clobbered,
5086 unmodifiable_var_p): Likewise.
5087 * tree-gimple.c (is_gimple_min_invariant): Likewise.
5088 * tree-gimple.h (is_gimple_min_invariant): Likewise.
5089 * tree.c (type_hash_list, attribute_hash_list, tree_size,
5090 cst_and_fits_in_hwi, real_value_from_int_cst,
5091 build_real_from_int_cst, integer_zerop, integer_onep,
5092 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
5093 tree_floor_log2, real_zerop, real_onep, real_twop,
5094 real_minus_onep, really_constant_p, purpose_member, chain_member,
5095 list_length, fields_length, int_size_in_bytes, bit_position,
5096 int_bit_position, byte_position, int_byte_position, expr_align,
5097 array_type_nelts, tree_node_structure,
5098 type_contains_placeholder_1, iterative_hash_pointer,
5099 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
5100 tree_map_base_eq, type_hash_list, type_hash_eq,
5101 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
5102 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
5103 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
5104 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
5105 int_fits_type_p, get_containing_scope, decl_function_context,
5106 decl_type_context, omp_clause_operand_check_failed,
5107 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
5108 * tree.h (omp_clause_operand_check_failed, tree_size,
5109 build_real_from_int_cst, array_type_nelts, purpose_member,
5110 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
5111 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
5112 is_attribute_p, check_qualified_type, expr_align,
5113 int_size_in_bytes, bit_position, int_bit_position, byte_position,
5114 int_byte_position, list_length, fields_length, initializer_zerop,
5115 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
5116 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
5117 tree_node_structure, handled_component_p, get_containing_scope,
5118 decl_function_context, decl_type_context, real_zerop,
5119 type_num_arguments, fit_double_type, really_constant_p,
5120 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
5121 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
5122 real_twop, real_minus_onep, int_cst_value): Likewise.
5124 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5126 * cfglayout.c (insn_scope, insn_line): Constify.
5127 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
5128 const_double_htab_hash, const_double_htab_eq,
5129 mem_attrs_htab_hash): Likewise.
5130 * loop-iv.c (biv_eq): Likewise.
5131 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
5132 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
5133 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
5135 * rtl-error.c (location_for_asm, diagnostic_for_asm,
5136 error_for_asm, warning_for_asm, _fatal_insn,
5137 _fatal_insn_not_found): Likewise.
5138 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
5139 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
5140 rtl_check_failed_type2, rtl_check_failed_code1,
5141 rtl_check_failed_code2, rtl_check_failed_code_mode,
5142 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
5143 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
5144 rtl_check_failed_type2, rtl_check_failed_code1,
5145 rtl_check_failed_code2, rtl_check_failed_code_mode,
5146 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
5147 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
5148 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
5149 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
5150 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
5151 rtx_unstable_p, get_integer_term, get_related_value,
5152 offset_within_block_p, reg_mentioned_p, count_occurrences,
5153 reg_referenced_p, reg_used_between_p, no_labels_between_p,
5154 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
5155 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
5156 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
5157 find_constant_src, find_reg_fusage, find_regno_fusage,
5158 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
5159 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
5160 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
5161 computed_jump_p, auto_inc_p, in_expr_list_p,
5162 remove_node_from_expr_list, loc_mentioned_in_p,
5163 label_is_jump_target_p, reversed_comparison_code_parts,
5164 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
5165 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
5166 print_inline_rtx): Likewise.
5167 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
5168 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
5169 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
5170 get_integer_term, get_related_value, offset_within_block_p,
5171 count_occurrences, reg_mentioned_p, no_labels_between_p,
5172 reg_used_between_p, reg_referenced_p, single_set_2,
5173 multiple_sets, set_noop_p, refers_to_regno_p,
5174 reg_overlap_mentioned_p, dead_or_set_p,
5175 covers_regno_no_parallel_p, covers_regno_p,
5176 dead_or_set_regno_p, find_reg_note, find_regno_note,
5177 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
5178 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
5179 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
5180 side_effects_p, may_trap_p_1, may_trap_p,
5181 may_trap_after_code_motion_p, may_trap_or_fault_p,
5182 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
5183 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
5184 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
5185 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
5186 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
5188 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
5189 warning_for_asm): Likewise.
5190 * tree.h (print_rtl): Likewise.
5191 * varasm.c (get_pool_mode): Likewise.
5193 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5195 * c-lex.c (c_lex_with_flags, lex_string): Constify.
5196 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
5197 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
5198 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
5199 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
5200 * ddg.c (compare_sccs): Likewise.
5201 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
5202 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
5203 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
5204 decimal_do_fix_trunc, decimal_real_to_integer,
5205 decimal_real_to_integer2, decimal_real_maxval): Likewise.
5206 * dse.c (const_group_info_t): New.
5207 (invariant_group_base_eq, invariant_group_base_hash): Constify.
5208 * dwarf2out.c (const_dw_die_ref): New.
5209 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
5210 * tree-browser.c (TB_parent_eq): Likewise.
5211 * unwind-dw2-fde.c (__register_frame_info_bases,
5212 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
5213 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
5215 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
5216 * unwind-dw2.c (uw_frame_state_for): Likewise.
5217 * value-prof.c (histogram_hash, histogram_eq): Likewise.
5218 * value-prof.h (const_histogram_value): New.
5220 2007-07-25 Richard Sandiford <richard@codesourcery.com>
5222 * config/mips/mips.c (machine_function): Add
5223 initialized_mips16_gp_pseudo_p.
5224 (mips16_gp_pseudo_reg): Do not emit the initialization of
5225 mips16_gp_pseudo_rtx when being called from the gimple cost-
5226 calculation routines; emit it on the first use outside those
5229 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5231 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
5234 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
5235 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
5236 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
5237 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
5238 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
5239 Preserve const-ness of parameters through use of __typeof(),
5240 also constify and tidy.
5242 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
5243 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
5244 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
5245 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
5246 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
5247 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
5248 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
5249 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
5250 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
5252 2007-07-25 Julian Brown <julian@codesourcery.com>
5253 Mark Shinwell <shinwell@codesourcery.com>
5255 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
5256 (alpha_mangle_type): This.
5257 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5258 (TARGET_MANGLE_TYPE): Define this instead.
5259 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
5260 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
5261 (arm_init_neon_builtins): Fix comment.
5262 (arm_mangle_map_entry): New.
5263 (arm_mangle_map): New.
5264 (arm_mangle_type): New.
5265 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
5266 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
5267 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
5268 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5269 (TARGET_MANGLE_TYPE): Define this instead.
5270 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
5271 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
5272 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
5273 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5274 (TARGET_MANGLE_TYPE): Define this instead.
5275 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
5277 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
5278 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5279 (TARGET_MANGLE_TYPE): Define this instead.
5280 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
5281 (s390_mangle_type): This.
5282 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5283 (TARGET_MANGLE_TYPE): Define this instead.
5284 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
5285 (sparc_mangle_type): This.
5286 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5287 (TARGET_MANGLE_TYPE): Define this instead.
5288 * cp/mangle.c (write_type): Call mangle_type target hook on all
5289 types before mangling. Use original type, not main variant, as
5291 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
5292 (TARGET_MANGLE_TYPE): This.
5293 * target.h (gcc_target): Rename mangle_fundamental_type to
5295 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
5296 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
5298 2007-07-25 Julian Brown <julian@codesourcery.com>
5299 Paul Brook <paul@codesourcery.com>
5300 Joseph Myers <joseph@codesourcery.com>
5301 Mark Shinwell <shinwell@codesourcery.com>
5303 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
5304 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
5305 (with_fpu): Allow --with-fpu=neon.
5306 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
5307 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
5308 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
5309 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
5310 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
5311 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
5312 (neon_emit_pair_result_insn, neon_disambiguate_copy)
5313 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
5314 (output_move_neon): Add prototypes.
5315 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
5316 (all_fpus): Add FPUTYPE_NEON.
5317 (fp_model_for_fpu): Add NEON field.
5318 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
5319 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
5321 (arm_legitimate_address_p): Don't support fancy addressing for NEON
5323 (thumb2_legitimate_address_p): Likewise.
5324 (neon_valid_immediate): Recognize and prepare constants suitable for
5326 (neon_immediate_valid_for_move): New function. Recognize and prepare
5327 immediates for NEON move instructions.
5328 (neon_immediate_valid_for_logic): New function. Recognize and
5329 prepare immediates for NEON logic instructions.
5330 (neon_output_logic_immediate): New function. Create asm string
5331 suitable for outputting immediate logic instructions.
5332 (neon_pairwise_reduce): New function. Implement reduction using
5333 pairwise operations.
5334 (neon_expand_vector_init): New function. Expand a (possibly
5335 non-constant) vector initialization.
5336 (neon_vector_mem_operand): New function. Memory operands supported
5337 for quad-word loads/stores to/from ARM or NEON registers. Don't
5338 allow base+offset addressing for core regs.
5339 (neon_struct_mem_operand): New function. Valid mems for NEON
5341 (coproc_secondary_reload_class): Enable NEON registers to be loaded
5342 from neon_vector_mem_operand addresses without a secondary register.
5343 (add_minipool_forward_ref): Handle >8-byte minipool entries.
5344 (add_minipool_backward_ref): Likewise.
5345 (dump_minipool): Likewise.
5346 (push_minipool_fix): Likewise.
5347 (output_move_quad): New function. Output quad-word moves, loads and
5348 stores using ARM registers.
5349 (output_move_vfp): Add support for vectors in VFP (NEON) D
5351 (output_move_neon): Output a NEON load/store to/from a quadword
5353 (arm_print_operand): Implement new codes:
5354 - 'c' for unadorned integers (without a # sign).
5355 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
5357 - 'e', 'f' for the low and high D parts of a NEON Q register.
5358 - 'q' outputs a NEON Q register.
5359 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
5360 - 'T' prints NEON opcode features from a coded bitmask.
5361 - 'F' is similar to T, but signed/unsigned codes both print as
5363 - 't' is similar to T, but 'u' is printed instead of 'p'.
5364 - 'O' prints 'r' if NEON instruction should perform rounding (as
5365 specified by bitmask), else prints nothing.
5366 - '#' is a punctuation character to stop operand numbers from
5367 running together with following digits in the assembler
5368 strings for instructions (when using mode attributes).
5369 (arm_assemble_integer): Handle extra NEON vector modes. Permute
5370 constant vectors in big-endian mode, where necessary.
5371 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
5372 Handle EI, OI, CI, XI modes.
5373 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
5374 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
5375 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
5376 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
5377 (neon_builtin_type_bits): Add enumeration, one bit for each vector
5379 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
5380 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
5381 to turn v8qi, etc. into bits defined above.
5382 (neon_itype): New enumeration. Classifications of NEON builtins.
5383 (neon_builtin_datum): Define struct. Contains information about
5384 a single builtin (with multiple modes).
5385 (CF): Define helper macro for...
5386 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
5388 (neon_builtin_data): New array. Define information about builtins
5389 for use during initialization/expansion.
5390 (arm_init_neon_builtins): New function.
5391 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
5393 (neon_builtin_compare): New function.
5394 (locate_neon_builtin_icode): New function. Find an insn code for a
5395 builtin given a function code for that builtin. Also return type of
5396 builtin (NEON_BINOP, NEON_UNOP etc.).
5397 (builtin_arg): New enumeration. Types of arguments for builtins.
5398 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
5399 Takes a variable argument list of builtin_arg types, terminated by
5401 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
5402 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
5403 (neon_emit_pair_result_insn): New function. Support returning pairs
5404 of vectors via a pointer.
5405 (neon_disambiguate_copy): New function. Set up operands for a
5406 multi-word copy such that registers do not get clobbered.
5407 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
5408 ARM_BUILTIN_NEON_BASE.
5409 (arm_file_start): Set float-abi attribute for NEON.
5410 (arm_vector_mode_supported_p): Enable NEON vector modes.
5411 (arm_mangle_map_entry): New.
5412 (arm_mangle_map): New.
5413 (arm_mangle_vector_type): New.
5414 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
5416 (TARGET_NEON): New macro. Target supports NEON.
5417 (fputype): Add FPUTYPE_NEON.
5418 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
5419 for vectorization based on command-line arg.
5420 (NEON_REGNO_OK_FOR_NREGS): Define.
5421 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
5422 (VALID_NEON_STRUCT_MODE): Define.
5423 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
5424 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
5425 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
5426 (consttable_16): Add pattern for outputting 16-byte minipool
5428 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
5430 (vec-common.md, neon.md): Include md files.
5431 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
5432 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
5433 (memory_constraint "Ut", "Un", "Us"): Define.
5434 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
5435 (MMX_char): New mode attribute.
5436 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
5437 (*add<mode>3_iwmmxt): New insn pattern.
5438 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
5439 (*sub<mode>3_iwmmxt): New insn pattern.
5440 (mulv4hi3): Rename to...
5441 (*mulv4hi3_iwmmxt): This.
5442 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
5443 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
5444 (uminv4hi3, uminv2si3): Remove. Replace with...
5445 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
5446 (*umin<mode>3_iwmmxt): These.
5447 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
5448 (ashr<mode>3_iwmmxt): This new pattern.
5449 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
5450 (lshr<mode>3_iwmmxt): This new pattern.
5451 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
5452 (ashl<mode>3_iwmmxt): This new pattern.
5453 * config/arm/neon-docgen.ml: New file. Generate documentation for
5455 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
5456 * config/arm/arm_neon.h: New (autogenerated).
5457 * config/arm/neon-testgen.ml: New file. Generate NEON tests
5459 * config/arm/neon.md: New file. Define NEON instructions.
5460 * config/arm/neon.ml: New file. Abstract description of NEON
5461 instructions, used to generate arm_neon.h header, documentation and
5463 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
5464 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
5466 * doc/extend.texi (ARM Built-in Functions): Rename and remove
5468 (ARM NEON Intrinsics): New subsection.
5469 * doc/arm-neon-intrinsics.texi: New (autogenerated).
5471 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
5473 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
5476 2007-07-24 Jan Hubicka <jh@suse.cz>
5478 * regclass.c (move_table): New type.
5479 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
5480 (init_move_cost): Break out from ...
5481 (init_reg_sets_1): ... here; simplify computation of
5482 have_regs-of_mode and contains_reg_of_mode.
5483 (record_reg_classes): Unswitch internal loops.
5484 (copy_cost): Trigger lazy initialization of move cost
5485 (record_address_regs): Likewise.
5487 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
5489 * config/darwin.c (darwin_override_options): Don't force on
5490 flag_var_tracking_uninit when no debug info is requested.
5492 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5494 * cfgloop.c (init_loops_structure): New function.
5495 (flow_loops_find): Create root of the loop tree unconditionally.
5497 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
5499 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
5501 2007-07-24 Jan Hubicka <jh@suse.cz>
5503 * caller-save.c: Include ggc.h, gt-caller-save.h
5504 (reg_save_code, reg_restore_code): Rename to ...
5505 (cached_reg_save_code, cached_reg_restore_code): ... those.
5506 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
5507 (reg_save_code, reg_restore_code): New functions.
5508 (init_caller_save): Do not intialize
5509 reg_save_code/reg_restore_code tables.
5510 * Makefile.in: (gt-caller-save.h): New.
5512 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
5514 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
5515 with the mode of the original operand instead of
5518 2007-07-23 Jan Hubicka <jH@suse.cz>
5520 * i386.c (ix86_secondary_memory_needed): Break out to...
5521 (inline_secondary_memory_needed): ... here.
5522 (ix86_memory_move_cost): Break out to ...
5523 (inline_memory_move_cost): ... here; add support for IN value of 2 for
5524 maximum of input and output; fix handling of Q_REGS on 64bit.
5525 (ix86_secondary_memory_needed): Microoptimize.
5527 2007-07-23 Sebastian Pop <sebpop@gmail.com>
5529 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
5530 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
5531 stmts_from_loop, known_dependences_p, build_rdg): New.
5532 * tree-data-ref.h: Depends on graphds.h.
5533 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
5534 (build_rdg): Declared.
5535 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
5537 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
5539 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
5542 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
5543 Jakub Jelinek <jakub@redhat.com>
5545 PR middle-end/PR28690
5546 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
5548 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
5549 and MEM_POINTER operands over REG and MEM operands.
5550 (swap_commutative_operands_p): Change return value to bool.
5551 * rtl.h: Update the corresponding prototype.
5552 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
5553 instead of gen_rtx_PLUS.
5554 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
5555 value to bool. Change function arguments to rtx's and update code
5557 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
5558 calls to match the new declaration.
5559 * simplify-rtx.c (simplify_associative_operation): Don't
5560 reorder simplify_binary_operation arguments.
5562 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5564 * config/mips/mips.c (override_options): Use mips_costs to derive
5565 the default branch cost.
5566 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
5568 * config/mips/mips.opt (mbranch-cost=): New option.
5569 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
5571 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5573 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
5574 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
5575 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
5576 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
5578 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5580 * config/mips/constraints.md (ks): New constraint.
5581 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
5582 (*add<mode>3_mips16): ...here.
5584 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
5586 * optabs.h (enum optab_index): Add new OTI_signbit.
5587 (signbit_optab): Define corresponding macro.
5588 (enum insn_code signbit_optab[]): Remove array.
5589 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
5590 (expand_copysign_absneg): If back end provides signbit insn, use it
5591 instead of bit operations on floating point argument.
5592 * builtins.c (enum insn_code signbit_optab[]): Remove array.
5593 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
5594 for availability of signbit insn.
5596 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
5597 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
5598 SSE mode is not active.
5599 (isinf<mode>2): Disable for mfpmath=sse,387.
5601 2007-07-22 Ben Elliston <bje@au.ibm.com>
5603 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
5605 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
5607 2007-07-20 Richard Guenther <rguenther@suse.de>
5609 * tree-cfg.c (verify_expr): COND_EXPRs can have any
5610 integral typed condition.
5611 * tree-ssa.c (useless_type_conversion_p): Do not preserve
5612 booleanness. Only preserve conversions from a non-base
5613 type to a base type, not in general between types with
5614 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
5615 * tree.def (COND_EXPR): Document that the condition
5616 can be of any integral type.
5618 2007-07-20 Nigel Stephens <nigel@mips.com>
5619 Richard Sandiford <richard@codesourcery.com>
5621 * config/mips/mips.h (mips_dwarf_regno): Declare.
5622 (DBX_REGISTER_NUMBER): Remove redundant brackets.
5623 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
5624 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
5625 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
5626 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
5627 (REG_CLASS_NAMES): Update accordingly.
5628 * config/mips/mips.c (mips_dwarf_regno): New array.
5629 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
5630 (mips_subword): Remove special handling for accumulator registers.
5631 (override_options): Initiailize mips_dwarf_regno. Remove use
5633 (mips_swap_registers): New function.
5634 (mips_conditional_register_usage): Swap accumulator registers
5635 around if TARGET_LITTLE_ENDIAN.
5636 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
5637 * config/mips/constraints.md (h, l): Use the endianness to choose
5638 between MD0_REG and MD1_REG.
5639 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
5640 alternative-dependent template.
5642 2007-07-20 Richard Sandiford <richard@codesourcery.com>
5644 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
5647 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5649 * function.c (thread_prologue_and_epilogue_insns): Fix exit
5650 predecessor fallthru flags.
5652 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5654 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
5655 of compare to the same type.
5656 * cfgloopmanip.c (add_loop): Update information about loop exits.
5657 (loop_version): Remove the innermost loop requirement.
5658 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
5659 to sizetype for pointers.
5661 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
5663 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
5664 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
5665 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
5667 * config/dfp-bit.c: Empty for TFmode conversions.
5669 2007-07-18 Caroline Tice <ctice@apple.com>
5671 * var-tracking.c (find_src_status): Check for COND_EXEC insns
5672 and handle them correctly; check that src is not NULL before
5674 (find_src_set_src): Likewise.
5676 2007-07-18 Bob Wilson <bob.wilson@acm.org>
5678 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
5679 (struct alignment_context, init_alignment_context): New.
5680 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
5681 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
5682 (XCHAL_HAVE_S32C1I): Likewise.
5683 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
5684 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
5685 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
5686 (ATOMIC, HQI): New macros.
5687 (memory_barrier, *memory_barrier): New.
5688 (sync_lock_releasesi): New.
5689 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
5690 (sync_lock_test_and_set<mode>): New.
5691 (sync_<atomic><mode>): New.
5692 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
5693 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
5694 (xtensa_expand_atomic): New.
5696 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5700 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
5701 transformation for builtin ISNORMAL.
5702 (expand_builtin): Handle BUILT_IN_ISNORMAL.
5703 * builtins.def (BUILT_IN_ISNORMAL): New.
5704 * doc/extend.texi: Document isnormal.
5706 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5710 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
5711 optabs infrastructure. Provide generic implementation for
5713 (expand_builtin): Handle FINITE/ISFINITE.
5714 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
5715 (fold_builtin_1): Likewise.
5717 * builtins.def (BUILT_IN_ISFINITE): New.
5719 * doc/extend.texi: Document isfinite.
5721 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5726 * builtins.c (expand_builtin_interclass_mathfn): Provide a
5727 generic fallback for isinf.
5728 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
5729 calculation code ...
5730 * real.c (get_max_float): ... to here.
5731 * real.h (get_max_float): New.
5733 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5737 * builtin-attrs.def (ATTR_TYPEGENERIC,
5738 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
5740 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
5741 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
5742 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
5743 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
5745 * c-common.c (handle_type_generic_attribute): New.
5746 (c_common_attribute_table): Add "type generic".
5748 * c-typeck.c (convert_arguments): Handle "type generic" functions.
5750 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
5752 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
5753 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
5756 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5759 * config/cris/cris.c (cris_print_index): Don't use XEXP before
5760 checking that the operand is an expression.
5762 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
5763 Danny Smith <dannysmith@users.sourceforge.net>
5766 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
5767 file mapping object in local namespace if Windows version later
5770 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5772 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
5773 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
5774 arm_cannot_force_const_mem.
5775 (arm_cannot_force_const_mem): New function.
5776 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
5777 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
5778 of arm_tls_referenced_p.
5779 * config/arm/arm.md (movsi): Split out-of-section constants when
5780 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
5781 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5783 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5785 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
5787 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5789 * config/mips/mips.md (*extendqihi2): Convert the destination
5792 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5794 * config/pa/fptr.c: Update license header.
5795 * config/pa/milli64.S: Likewise.
5797 2007-07-17 Nick Clifton <nickc@redhat.com>
5799 * COPYING_v3: New file. Contains version 3 of the GNU General
5801 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
5802 Lesser General Public License.
5803 * doc/include/gpl_v3.texi: New file. Contains version 3 of
5804 the GNU General Public License.
5806 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
5808 PR rtl-optimization/32773
5809 * cfglayout.c (force_one_exit_fallthru): New function.
5810 (cfg_layout_finalize): Use it.
5812 2007-07-16 Richard Guenther <rguenther@suse.de>
5813 Uros Bizjak <ubizjak@gmail.com>
5815 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
5816 before forcing it to gimple operand.
5818 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
5819 David Ung <davidu@mips.com>
5821 * config/mips/mips.h (TUNE_24K): Define.
5822 (TUNE_MACC_CHAINS): Add TUNE_24K.
5823 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
5825 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
5826 (r74k_int_madd): .. this new reservation.
5827 (define_bypass): Fixed bypasses for r74k_int_madd to use
5829 * config/mips/24k.md (define_bypass): Define new
5830 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
5832 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
5833 Nigel Stephens <nigel@mips.com>
5835 * config/mips/mips.md: Include 20kc.md.
5836 * config/mips/20kc.md: New file.
5837 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
5838 (mips_adjust_cost): Tweak for 20Kc.
5839 (mips_issue_rate): Likewise.
5840 * config/mips/mips.h (TUNE_20KC): Define.
5842 2007-07-16 David Edelsohn <edelsohn@gnu.og>
5844 * config/rs6000/rs6000.c (struct processor_cost): Add
5845 cache_line_size, l1_cache_lines, and simultaneous_prefetches
5847 (*_cost): Add cache information.
5848 (rs6000_override_options): Set cache parameters.
5850 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5853 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
5854 * doc/install.texi (mips-sgi-irix6): pthread support works now.
5856 2007-07-16 Paul Brook <paul@codesourcery.com>
5859 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
5860 (cirrus_thumb2_movsi_insn): Ditto.
5862 2007-07-15 Geoffrey Keating <geoffk@apple.com>
5864 * config/rs6000/darwin-fallback.c (interpret_libc): Change
5867 2007-07-15 Andrew Haley <aph@redhat.com>
5869 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
5870 before looking in the context.
5872 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5876 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
5877 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
5878 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
5879 (pa_output_function_prologue): Use rp_saved and
5880 current_function_is_leaf to generate .CALLINFO statement.
5881 (hppa_expand_prologue): Set rp_saved.
5882 (hppa_expand_epilogue): Use rp_saved.
5883 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
5884 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
5886 2007-07-14 Dirk Mueller <dmueller@suse.de>
5888 * omega.c (coalesce): Fix memory leak on early exit.
5889 * matrix-reorg.c (check_allocation_function): Likewise.
5890 * tree-vect-transform.c (vect_get_new_vect_var): free result
5892 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5893 pass pointer to edge vector
5894 (partition_hot_cold_basic_blocks): Fix memory leak.
5895 * collect2.c (prefix_from_string): Free temporary storage.
5896 * reload1.c (fixup_abnormal_edges): Free sbitmap.
5898 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
5900 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
5901 (DO_GLOBAL_DTORS_BODY): Likewise.
5903 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
5904 Nigel Stephens <nigel@mips.com>
5906 * config/mips/mips.c (mips_classify_symbol): Don't return
5907 SYMBOL_SMALL_DATA for constant pool addresses if
5908 TARGET_EMBEDDED_DATA is true.
5910 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
5912 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
5913 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
5914 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
5915 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
5916 __builtin_ia32_storehps, __builtin_ia32_storelps,
5917 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
5918 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
5919 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
5920 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
5921 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
5922 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
5923 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
5924 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
5925 using def_builtin_const.
5927 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
5929 PR tree-optimization/32705
5930 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
5931 (simplify_binary_expression): Use SSA_VAL consistently.
5933 2007-07-13 David Edelsohn <edelsohn@gnu.org>
5935 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
5936 (SPEFSCR_REGNO): Delete definition.
5937 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
5938 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5939 * config/rs6000/rs6000.h: Do not define *_REGNO.
5940 LINK_REGISTER_REGNUM -> LR_REGNO.
5941 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5942 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
5943 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5944 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
5945 R_VRSAVE, R_VSCR. Use them.
5946 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
5947 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
5948 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
5949 * config/rs6000/aix.h: Define R_LR. Use it.
5951 2007-07-13 Caroline Tice <ctice@apple.com>
5953 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
5954 flag_var_tracking is explicitly turned off (i.e. when variable
5955 tracking is not feasible); otherwise, turn flag_var_tracking on when
5956 flag_var_tracking_uninit is on.
5957 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
5958 note definitions, to allow recording of initialization status in the
5960 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
5961 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
5962 determine if two note locations are equal.
5963 (output_loc_list): Don't output list entries whose start & end labels
5965 (reg_loc_descriptor): Add parameter for initialization status; pass it
5966 to other loc descriptor functions.
5967 (one_reg_loc_descriptor): Add parameter for initialization status;
5968 check its value and add DW_OP_GNU_uninit to returned loc descr if
5970 (multiple_reg_loc_descriptor): Add parameter for initialization
5972 pass init status argument to other loc descriptor functions; check
5973 value of intialization parameter and add DW_OP_GNU_uninit to returned
5974 loc descr if appropriate.
5975 (based_loc_descr): Add parameter for initialization status; add new
5976 variable for return value; check value of initialization parameter and
5977 add DW_OP_GNU_uninit to returned loc descr if appropriate.
5978 (concatn_mem_loc_descriptor): Add parameter for initialization status;
5979 pass init status argument to other loc descriptor functions; check
5980 value of intialization parameter and add DW_OP_GNU_uninit to returned
5981 loc descr if appropriate.
5982 (mem_loc_descriptor): Likewise.
5983 (concat_loc_descriptor): Likewise.
5984 (concatn_loc_descriptor): Likewise.
5985 (loc_descriptor): Add parameter for initialization status; pass it as
5986 argument to other loc descriptor function calls.
5987 (loc_descriptor_from_tree_1): Add appropriate initialization status
5988 to loc descriptor function calls.
5989 (add_location_or_const_value_attribute): Get initialization status
5990 from VAR_LOCATION note; add initialization status to loc descriptor
5992 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
5993 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
5994 status is uninitialized, add "[uninint]" to output.
5995 * common.opt (fvar-tracking-uninit): New option, similar to
5996 fvar-tracking, to turn on tracking of uninitialized variables; creates
5997 a new global flag, flag_var_tracking_uninit.
5998 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
5999 (enum var_init_status): New type, for var initialization status field.
6000 * var-tracking.c (struct location_chain_def): Two new fields, init,
6001 for initialization status, and set_src for the assignment value expr.
6002 (unshare_variable): New parameter for initialization status;
6003 initialize new init and set_src fields.
6004 (var_reg_set): New parameters for initialization status and value;
6005 pass them to set_variable_part.
6006 (var_mem_set): Likewise.
6007 (get_init_value): New function.
6008 (var_reg_delete_and_set): New initialization status & value
6009 parameters; add call to get_init_value if status is unknown; pass new
6010 parameters to clobber_variable_part and var_reg_set.
6011 (var_mem_delete_and_set): Likewise.
6012 (var_reg_delete): Pass null set_src value to clobber_variable_part.
6013 (var_mem_delete): Likewise.
6014 (variable_union): Pass status to unshare_variable; initialize new init
6015 and set_src fields. If flag_var_tracking_uninit is not set, force
6016 status to initialized.
6017 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
6018 used later to get the set_src value.
6019 (find_src_status): New function.
6020 (find_src_set_src): New function.
6021 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
6022 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
6023 MO_SET, get set_src value and pass it to var_reg_delete_and_set
6024 and var_mem_delete_and_set.
6025 (dump_variable): Print out "[uninit]" if appropriate.
6026 (set_variable_part): Add new initialization and set_src parameters;
6027 pass status to unshare_variable; set node->init and node- >set_src
6028 fields and modify slot in hash table appropriately; save the init and
6029 set_src values if appropriate and assign to the new node.
6030 (clobber_variable_part): New set_src parameter; if two nodes have
6031 same variable and same location but different set_src (assignment)
6032 values, clobber old node.
6033 (delete_variable_part): Pass init status to unshare_variable.
6034 (emit_note_insn_var_location): Add initialized var; assign var's init
6035 status to new 'initialized'; pass new init status field to calls to
6036 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
6037 status to initialized.
6038 (emit_notes_in_bb): Pass initialization status to calls to
6039 var_reg_set, var_mem_set, var_reg_delete_and_set and
6040 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
6041 var_reg_delete_and_set and var_mem_delete_and_set; call
6042 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
6043 make up for change in add_stores.
6044 (vt_add_function_parameters): Add status to calls to
6046 * config/darwin.c (darwin_override_options): Turn on uninitialized
6047 tracking automatically, if var_tracking is on and the system is
6050 2007-07-13 Sa Liu <saliu@de.ibm.com>
6052 * config.gcc: Add options for arch and tune on SPU.
6053 * config/spu/predicates.md: Add constant operands 0 and 1.
6054 * config/spu/spu-builtins.def: Add builtins for double precision
6055 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
6056 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
6058 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
6060 * config/spu/spu-protos.h: Add new function prototypes.
6061 * config/spu/spu.c (spu_override_options): Check options -march and
6063 (spu_comp_icode): Add comparison code for DFmode and vector mode.
6064 (spu_emit_branch_or_set): Use the new code for DFmode and vector
6066 (spu_const_from_int): New. Create a vector constant from 4 ints.
6067 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
6068 (spu_emit_vector_compare): New. Emit vector compare.
6069 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
6070 * config/spu/spu.h: Add options -march and -mtune. Define processor
6071 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
6072 CANONICALIZE_COMPARISON.
6073 * config/spu/spu.md: Add new insns for double precision compare
6074 and double precision vector compare. Add vcond and smax/smin patterns
6075 to enable DFmode vector conditional expression.
6076 * config/spu/spu.opt: Add options -march and -mtune.
6077 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
6078 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
6079 both CELL and CELLEDP targets: spu_testsv.
6080 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
6083 2007-07-13 Richard Guenther <rguenther@suse.de>
6085 PR tree-optimization/32721
6086 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
6087 TREE_THIS_VOLATILE on the folded reference.
6088 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
6089 if the array reference has TREE_THIS_VOLATILE set.
6091 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
6094 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
6096 2007-07-13 Andreas Schwab <schwab@suse.de>
6098 * gengtype-lex.l: Allow declarations to be indented.
6100 2007-07-12 Geoffrey Keating <geoffk@apple.com>
6102 * ginclude/tgmath.h: New.
6103 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
6104 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
6105 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
6106 * configure: Regenerate.
6108 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
6110 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
6111 correct index when setting register save state for xd
6114 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
6116 * config/sh/sh.c (mark_use): Remove.
6118 2007-07-12 Paul Brook <paul@codesourcery.com>
6120 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
6121 reg does not overlap return value.
6123 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
6125 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
6126 (set_expression_vuses): Ditto.
6127 (init_pre): Initialize expression_vuses.
6129 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6131 * config/i386/sse.md (storentdf, storentsf): New.
6133 2007-07-12 Geoffrey Keating <geoffk@apple.com>
6135 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
6137 * tree.c (build_decl_stat): Move code from here...
6138 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
6139 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
6140 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
6141 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
6142 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
6145 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
6146 Devang Patel <dpatel@apple.com>
6148 PR tree-optimization/25413
6149 * targhooks.c (default_builtin_vector_alignment_reachable): New.
6150 * targhooks.h (default_builtin_vector_alignment_reachable): New.
6151 * tree.h (contains_packed_reference): New.
6152 * expr.c (contains_packed_reference): New.
6153 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
6154 (vect_enhance_data_refs_alignment): Call
6155 vector_alignment_reachable_p.
6156 * target.h (vector_alignment_reachable): New builtin.
6157 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
6158 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
6159 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
6161 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
6163 * target.h (builtin_vectorization_cost): Add new target builtin.
6164 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
6165 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
6166 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
6167 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
6168 uninitialized variables.
6169 * tree-vect-transform.c (cost_for_stmt): New function.
6170 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
6171 using cost 1 for all scalar stmts. Be less conservative when
6172 estimating the number of prologue/epulogue iterations. Call
6173 targetm.vectorize.builtin_vectorization_cost. Return
6174 min_profitable_iters-1.
6175 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
6176 initialization cost instead of TARG_VEC_STMT_COST. Use
6177 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
6178 epilogue code. Fix epilogue cost computation.
6179 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
6180 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
6181 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
6182 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
6183 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
6184 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
6186 2007-07-12 Richard Guenther <rguenther@suse.de>
6188 * gimplify.c (gimplify_conversion): Make sure that the result
6189 from maybe_fold_offset_to_reference is trivially convertible
6190 to the desired type before doing the simplification.
6191 (gimplify_expr): Likewise.
6192 * fold-const.c (fold_binary): Use the correct types for
6193 building the simplified expression.
6195 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6197 PR rtl-optimization/32729
6198 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
6199 that fallthru to exit.
6201 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
6203 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
6204 (symDTPOFF2reg): Likewise.
6206 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
6208 PR tree-optimization/32663
6210 * tree.h (VALUE_HANDLE_VUSES): Remove.
6211 (struct tree_value_handle): Remove vuses.
6213 * tree-vn.c (create_value_handle_for_expr): Don't set
6216 * tree-ssa-pre.c (expression_vuses): New.
6217 (alloc_expression_id): Set up expression_vuses.
6218 (get_expression_vuses): New.
6219 (set_expression_vuses): Ditto.
6220 (clear_expression_ids): Modify for expression_vuses.
6221 (phi_translate_1): Ditto.
6222 (phi_translate_set): Ditto.
6223 (value_dies_in_block_x): Ditto
6224 (valid_in_sets): Ditto.
6225 (add_to_sets): Ditto.
6226 (find_existing_value_expr): Ditto.
6227 (create_value_handle_for_expr): Ditto.
6228 (make_values_for_stmt): Ditto.
6229 (vuse_equiv): Remove.
6231 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
6233 * Makefile.in (mostlyclean): Remove object files.
6235 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
6237 * toplev.c (no_new_pseudos): Deleted.
6238 * rtl.h (no_new_pseudos): Deleted.
6239 * tree-pass.h (pass_no_new_pseudos): Deleted.
6240 * passes.c (pass_no_new_pseudos): Deleted.
6241 * final.c (rest_of_clean_state): Removed no_new_pseudos.
6242 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
6243 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
6245 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
6246 * rtlhooks.c (gen_lowpart_general): Ditto.
6247 * optabs.c (prepare_operand): Ditto.
6248 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
6250 * modulo-sched.c (rest_of_handle_sms): Ditto.
6251 * see.c (rest_of_handle_see): Ditto.
6252 * ifcvt.c (if_convert): Ditto.
6253 (gate_handle_if_after_combine): Replaced no_new_pseudos with
6255 * init-regs.c (gate_initialize_regs): Deleted set of
6257 * lower-subreg.c (decompose_multiword_subregs): Ditto.
6258 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
6259 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
6261 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
6264 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
6265 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
6266 (*vec_extractv2di_1_rex64): New insn pattern.
6268 2007-07-11 David Daney <ddaney@avtrex.com>
6270 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
6271 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
6272 for SIGNAL_UNWIND_RETURN_COLUMN.
6273 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
6274 (DWARF_FRAME_REGNUM): Rewrite.
6275 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
6277 2007-07-11 Nick Clifton <nickc@redhat.com>
6279 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
6280 delta and use gen_int_mode in place of GET_INT instead.
6282 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
6284 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
6287 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
6289 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
6290 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
6292 * params.h (VERIFY_CANONICAL_TYPES): Remove.
6293 (USE_CANONICAL_TYPES): New.
6294 * doc/invoke.texi (verify-canonical-types): Remove.
6295 (use-canonical-types): Add.
6297 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
6299 * config/spu/spu.c (spu_optimization_options): Remove setting of
6300 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
6301 (spu_override_options): Move it here.
6303 2007-07-11 Richard Sandiford <richard@codesourcery.com>
6305 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
6306 * config/mips/mips.c (mips_cpu_info_table): Mention
6307 MIPS_ISA_LEVEL_SPEC in the comment.
6309 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
6311 PR tree-optimization/32713
6312 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
6314 2007-07-11 Paolo Carlini <pcarlini@suse.de>
6317 * c-opts.c (c_common_post_options): Do not change flag_complex_method
6318 conditional to flag_isoc99.
6319 (c_common_init_options): Do it here, unconditionally.
6321 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
6323 PR tree-optimization/32589
6324 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
6325 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
6326 * tree-ssa-propagate.c (valid_gimple_expression_p): New
6327 predicate, extracted from...
6328 (set_rhs): ...here. Call it for the expression on entry.
6329 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
6330 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
6331 (simplify_binary_expression): Use valid_gimple_expression_p
6332 to validate the simplification.
6333 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
6335 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
6337 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
6338 DWARF2_DEBUG on 32 bit target too.
6339 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
6341 2007-07-11 Nick Clifton <nickc@redhat.com>
6343 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
6344 version for 64-bit hosts.
6346 2007-07-10 David Daney <ddaney@avtrex.com>
6348 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
6350 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
6352 * config/mips/mips.c (mips_expand_synci_loop): New function.
6353 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
6354 (UNSPEC_RDHWR): Same.
6355 (UNSPEC_SYNCI): Same.
6356 (UNSPEC_SYNC): Same.
6357 (clear_cache): New expand.
6361 (clear_hazard): Same.
6362 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
6364 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
6365 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
6367 2007-07-10 Ian Lance Taylor <iant@google.com>
6369 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
6372 2007-07-10 David Daney <ddaney@avtrex.com>
6374 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
6375 * builtins.c (expand_builtin___clear_cache): New function.
6376 (expand_builtin): Call expand_builtin___clear_cache for
6377 BUILT_IN_CLEAR_CACHE case.
6378 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
6379 * doc/md.texi (clear_cache): Document new instruction pattern.
6380 * testsuite/gcc.dg/builtins-64.c: New test.
6382 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
6384 * config/cris/cris.md ("movsi"): Fix typo in last change.
6386 2007-07-09 Geoffrey Keating <geoffk@apple.com>
6389 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
6391 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
6392 * varasm.c (assemble_start_function): Honor DECL_ALIGN
6393 for FUNCTION_DECLs. Don't use align_functions_log if
6395 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
6396 even for FUNCTION_DECLs.
6397 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
6399 * tree.h (DECL_ALIGN): Update for new location of 'align'.
6400 (DECL_FUNCTION_CODE): Update for new location and name of
6402 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
6403 (struct tree_decl_common): Move 'align' and 'off_align' out
6404 of union, ensure they're still on a 32-bit boundary. Remove
6405 other fields in union 'u1'.
6406 (struct tree_function_decl): Add field 'function_code' replacing
6407 'u1.f' in tree_decl_common.
6408 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
6409 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
6410 (Variable Attributes): Cross-reference 'aligned' attribute
6411 to Function Attributes.
6412 * flags.h (force_align_functions_log): Delete.
6413 * toplev.c (force_align_functions_log): Delete.
6415 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
6418 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
6419 (*vec_concatv2di_rex): New insn pattern.
6421 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6424 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
6426 2007-07-10 Ian Lance Taylor <iant@google.com>
6428 Replace no_new_pseudos in backends.
6429 * rtl.h (can_create_pseudo_p): Define.
6430 * config/darwin.c (machopic_indirect_data_reference): Use
6431 can_create_pseudo_p () instead of no_new_pseudos.
6432 (machopic_indirect_data_reference): Likewise.
6433 (machopic_legitimize_pic_address): Likewise.
6434 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
6435 (alpha_emit_set_const_1): Likewise.
6436 (alpha_emit_set_const): Likewise.
6437 (alpha_emit_conditional_move): Likewise.
6438 (alpha_split_conditional_move): Likewise.
6439 * config/alpha/alpha.md (various splitters): Likewise.
6441 * config/arm/arm.c (legitimize_pic_address): Likewise.
6442 (arm_load_pic_register): Likewise.
6443 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
6444 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
6445 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
6446 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
6447 * config/cris/cris.md (movsi): Likewise.
6448 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
6449 (symGOTOFF2reg_hilo): Likewise.
6450 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
6451 * config/h8300/h8300.md (insv, extzv): Likewise.
6452 * config/i386/i386.c (ix86_expand_move): Likewise.
6453 (ix86_expand_vector_move): Likewise.
6454 (ix86_prepare_fp_compare_args): Likewise.
6455 (ix86_expand_carry_flag_compare): Likewise.
6456 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
6457 (tls_dynamic_gnu2_combine_32): Likewise.
6458 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
6459 * config/ia64/ia64.c (ia64_expand_move): Likewise.
6460 (ia64_expand_movxf_movrf): Likewise.
6461 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
6462 (m32c_split_move): Likewise.
6463 (m32c_expand_insv): Likewise.
6464 * config/m68k/m68k.md (movsi): Likewise.
6465 * config/mips/mips.c (mips_force_temporary): Likewise.
6466 (mips_split_symbol): Likewise.
6467 (mips_move_integer): Likewise.
6468 (mips_legitimize_const_move): Likewise.
6469 * config/mn10300/mn10300.md (movsi): Likewise.
6470 * config/pa/pa.c (emit_move_sequence): Likewise.
6471 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
6472 (rs6000_got_register): Likewise.
6473 (create_TOC_reference): Likewise.
6474 (rs6000_machopic_legitimize_pic_address): Likewise.
6475 * config/rs6000/rs6000.md (add<mode>3): Likewise.
6476 (various splitters): Likewise.
6477 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
6478 (movsi_got): Likewise.
6479 * config/s390/s390.c (emit_symbolic_move): Likewise.
6480 * config/s390/s390.md (movhi, movqi): Likewise.
6481 (load_multiple, store_multiple): Likewise.
6482 * config/score/score.c (score_force_temporary): Likewise.
6483 * config/sh/sh.c (prepare_move_operands): Likewise.
6484 (prepare_cbranch_operands): Likewise.
6485 (emit_fpu_switch): Likewise.
6486 (fpscr_set_from_mem): Likewise.
6487 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
6488 (adddi3, subsi3): Likewise.
6489 (various splitters): Likewise.
6490 (divsi_inv_fp_combine): Likewise.
6491 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
6492 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
6494 * config/sh/predicates.md (xor_operand): Likewise.
6495 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
6496 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
6497 (movdi_pic_label_ref): Likewise.
6498 * config/spu/spu.c (spu_split_immediate): Likewise.
6499 * config/alpha/alpha.md (various splitters): Remove test
6500 !no_new_pseudos || reload_completed.
6501 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
6503 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6504 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6505 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6506 * config/score/score.c (th_output_mi_thunk): Likewise.
6507 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6508 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6510 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
6512 PR rtl-optimization/32664
6513 * mode-switching.c (create_pre_exit): Skip barrier insns.
6515 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
6517 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
6518 force_gimple_operand_bsi.
6519 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
6520 rewrite_use_compare): Ditto.
6521 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
6523 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
6524 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
6525 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
6526 * tree-profile.c (prepare_instrumented_value,
6527 tree_gen_interval_profiler, tree_gen_pow2_profiler,
6528 tree_gen_one_value_profiler, tree_gen_ic_profiler,
6529 tree_gen_ic_func_profiler, tree_gen_average_profiler,
6530 tree_gen_ior_profiler): Ditto.
6531 * tree-ssa-reassoc.c (negate_value): Ditto.
6532 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
6533 Use force_gimple_operand_bsi.
6534 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
6535 * tree-if-conv.c (add_to_dst_predicate_list,
6536 find_phi_replacement_condition): Ditto.
6537 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
6538 Call mark_symbols_for_renaming for new statements.
6539 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
6541 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
6543 * cfghooks.c (remove_edge): New function.
6544 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
6546 * cfghooks.h (remove_edge): Declare.
6547 * cfg.c (remove_edge): Renamed to remove_edge_raw.
6548 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
6550 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
6552 * optabs.h: Added declaration for signbit_optab.
6553 * optabs.c: (init_optabs): Added initialization for signbit_optab.
6554 * genoptinit.c (optabs): Added entry for signbit insns.
6555 * builtins.c (expand_builtin_signbit): Added code to use a signbit
6557 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
6558 * config/s390/s390.md (signbit<mode>2): New expander.
6560 2007-07-09 Richard Guenther <rguenther@suse.de>
6563 * fold-const.c (fold_plusminus_mult_expr): Move constant
6564 arguments second to allow decomposing.
6566 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
6569 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
6571 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6572 Disregard DECL_FROM_INLINE.
6574 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
6577 * doc/invoke.texi: Add ftree-reassoc flag.
6578 * common.opt (ftree-reassoc): New flag.
6579 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
6580 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
6582 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
6584 PR tree-optimization/32681
6585 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
6586 saved in second_edge->aux when first_bb is a loop header.
6588 2007-07-09 Jan HUbicka <jh@suse.cz>
6590 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
6592 2007-07-09 Richard Guenther <rguenther@suse.de>
6594 * c-decl.c (start_function): Do not promote return type.
6596 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
6598 * function.c (do_warn_unused_parameter): Do not warn if
6599 TREE_NO_WARNING is set.
6601 2007-07-08 Andreas Schwab <schwab@suse.de>
6603 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
6605 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
6608 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
6610 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
6611 apply to assembly language, too.
6612 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
6614 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
6616 Revert (note the sccvn portions are *not* reverted)
6617 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
6619 Fix PR tree-optimization/23488
6621 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6623 * tree-flow-inline.h (get_value_handle): Ditto.
6624 * tree-ssa-pre.c (decl_vh_map): New.
6625 (decl_node_pool): New.
6626 (can_value_number_operation): Support DECL_P.
6627 (can_PRE_operation): Ditto.
6628 (create_expression_by_pieces): Ditto.
6629 (find_existing_value_expr): Modify to differnetiate between
6630 addressing and top level.
6631 (create_value_handle_for_expr): Handle DECL's.
6632 (poolify_tree): Ditto.
6633 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6634 (make_values_for_stmt): Handle DECL's properly.
6635 (init_pre): Reorg to not init useless things during FRE.
6637 * tree-flow.h: Include pointer-set.h.
6638 (decl_vh_map): Declare.
6639 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
6641 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
6643 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
6644 the constraint description.
6645 * doc/md.texi: Update documentation of AVR constraints.
6647 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
6649 * auto-inc-dec.c, config/arm/arm.c,
6650 config/m32r/constraints.md, config/mips/mips.md,
6651 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
6652 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
6653 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
6654 typos. Follow spelling conventions.
6655 * doc/invoke.texi, doc/rtl.texi: Fix typos.
6657 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
6658 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
6660 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
6661 realloc_vuse): Remove.
6662 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
6665 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
6667 Fix PR tree-optimization/23488
6669 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
6670 (try_to_simplify): Ditto.
6672 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6674 * tree-flow-inline.h (get_value_handle): Ditto.
6675 * tree-ssa-pre.c (decl_vh_map): New.
6676 (decl_node_pool): New.
6677 (can_value_number_operation): Support DECL_P.
6678 (can_PRE_operation): Ditto.
6679 (create_expression_by_pieces): Ditto.
6680 (find_existing_value_expr): Modify to differnetiate between
6681 addressing and top level.
6682 (create_value_handle_for_expr): Handle DECL's.
6683 (poolify_tree): Ditto.
6684 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6685 (make_values_for_stmt): Handle DECL's properly.
6686 (init_pre): Reorg to not init useless things during FRE.
6688 * tree-flow.h: Include pointer-set.h.
6689 (decl_vh_map): Declare.
6690 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
6692 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
6694 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
6695 apply to assembly language, too.
6696 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
6698 2007-07-06 Ian Lance Taylor <iant@google.com>
6699 Zack Weinberg <zackw@panix.com>
6702 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
6704 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6706 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
6707 (prefetch): Likewise if "pref" would be used.
6709 2007-07-06 Josh Conner <jconner@apple.com>
6713 * calls.c (store_one_arg): Handle arguments which are partially
6714 on the stack when detecting argument overlap.
6716 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
6718 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
6719 chosen during find_reloads.
6721 2007-07-06 Richard Guenther <rguenther@suse.de>
6723 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
6724 TYPE_ARG_TYPES for verification of argument types. Use
6725 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
6726 parameters as variable arguments.
6728 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
6730 * libgcc2.h (word_type): Type definition removed.
6731 (cmp_return_type, shift_count_type): Type definitions added.
6732 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
6733 replaced with shift_count_type.
6734 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
6736 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
6737 changed from word_type to Wtype.
6738 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
6739 replaced with shift_count_type.
6740 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
6742 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
6743 and libgcc_shift_count attribute added.
6744 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
6745 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
6746 (TARGET_INITIALIZER): New target hooks added.
6747 * targhooks.c (default_libgcc_cmp_return_mode,
6748 default_libgcc_shift_count_mode): Default implementations for the new
6750 * targhooks.h (default_libgcc_cmp_return_mode,
6751 default_libgcc_shift_count_mode): Function prototypes added.
6752 * target.h (struct gcc_target): Fields for the new target hooks added.
6753 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
6755 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
6758 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
6759 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
6761 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
6762 s390_libgcc_shift_count_mode): Functions added.
6763 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
6764 Target hooks defined.
6766 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6768 * config/mips/mips.c (compute_frame_size): Restore the original
6769 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
6770 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
6771 Document why the difference is needed.
6773 2007-07-06 Richard Guenther <rguenther@suse.de>
6775 * c-common.c (boolean_increment): Use correctly typed
6778 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6780 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
6781 the topmost argument register is not also included in the save mask.
6782 (mips16e_collect_argument_save_p): Take a pointer to the argument
6783 register, rather than a pointer to the number of arguments.
6784 (mips16e_collect_argument_saves): Only include argument saves
6785 that aren't in the register mask.
6787 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
6789 PR rtl-optimization/32450
6790 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
6791 to ensure that instructions are not moved into the prologue when
6792 profiling is on. Remove unused prologue_end variable.
6793 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
6794 as a scheduling barrier.
6796 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
6799 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6800 Disregard DECL_FROM_INLINE.
6802 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
6804 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
6805 IORing with a constant.
6807 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
6809 PR rtl-optimization/32475
6810 * df-scan.c (df_def_record_1): Add a use of the stack pointer
6811 for every definition of the stack pointer.
6813 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
6815 * arm.c (vfp3_const_double_index): Copy signed results of
6816 REAL_VALUE_TO_INT into unsigned vars.
6818 2007-07-05 Richard Guenther <rguenther@suse.de>
6821 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
6823 * tree-ssa.c (useless_type_conversion_p): Check canonical
6826 2007-07-05 Anatoly Sokolov <aesok@post.ru>
6828 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
6829 zero_extendhisi2): Change to define_insn_and_split.
6830 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
6832 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
6834 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
6835 pass_match_asm_constraints): New.
6836 * passes.c (init_optimization_passes): Add new pass.
6837 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
6838 * function.h (struct function): Add has_asm_statement bit.
6839 (current_function_has_asm_statement): New.
6840 * tree-pass.h (pass_match_asm_constraints): New.
6842 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
6844 * config/mips/mips.c (mips_file_start): Avoid declaration
6847 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6849 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
6851 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
6853 * rtl.def (NOTE): Change print format string to print
6854 operand 5 as a note insn name.
6856 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6857 David Ung <davidu@mips.com>
6859 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
6860 * doc/invoke.texi: (MIPS Options): Document them.
6862 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6863 David Ung <davidu@mips.com>
6865 Add support for SmartMIPS ASE.
6867 * optabs.c (expand_binop_directly): New, broken out from...
6868 (expand_binop): Here. Make it try rotating in the other
6869 direction even when the second operand isn't constant.
6870 * config/mips/mips.md (*lwxs): New.
6871 * config/mips/mips.opt (msmartmips): New.
6872 * config/mips/mips.c (mips_lwxs_address_p): New.
6873 (mips_rtx_costs): Make it recognize scaled indexed addressing.
6874 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6875 __mips_smartmips when compiling for TARGET_SMARTMIPS.
6876 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
6877 (ISA_HAS_LWXS): New.
6878 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
6879 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
6880 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
6881 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
6882 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
6883 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
6884 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
6886 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6888 * tree-vectorizer.c (new_loop_vec_info): Initialize
6889 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6890 * tree-vectorizer.h (_loop_vec_info): Added new filed
6891 min_profitable_iters.
6892 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
6893 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
6894 * tree-vect-analyze.c (vect_analyze_operations): Set
6895 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6896 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
6897 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
6898 Fix calculation of peel_iters_prologue. Move consideration of epilogue
6899 and prologue cost to after they are computed.
6900 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
6902 (vect_model_simple_cost): Takes additional argument dt. Consider cost
6903 of creating vectors from scalars according to dt.
6904 (vect_model_store_cost): Likewise.
6905 (vectorizable_call): Use dt array instead of scalar dt. Call
6906 vect_model_simple_cost with additional argument dt.
6907 (vectorizable_assignment): Likewise.
6908 (vectorizable_operation): Likewise.
6909 (vectorizable_type_demotion): Likewise.
6910 (vectorizable_type_promotion): Likewise.
6911 (vectorizable_store): Use dt array instead of scalar dt. Call
6912 vect_model_store_cost with additional argument dt.
6913 (vect_do_peeling_for_loop_bound): Don't call
6914 vect_estimate_min_profitable_iters. Instead, lookup
6915 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
6916 "may not be profitable".
6918 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6921 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
6922 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
6923 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
6924 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
6926 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
6928 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
6929 addressing modes cheaper.
6931 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
6933 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
6934 (dw_ranges_struct): Rename block_num to num. Adjust.
6935 (dw_ranges_by_label_struct): New.
6936 (ranges_by_label, ranges_by_label_allocated,
6937 ranges_by_label_in_use): New variables.
6938 (add_ranges_num): Factored most of the code out of...
6939 (add_ranges): ... this one. Rewrite in terms of the former.
6940 (add_ranges_by_labels): New.
6941 (output_ranges): Output by-label ranges.
6942 (dwarf2out_finish): Output range for multiple-section
6943 compile_unit. Output standard DW_AT_low_pc in addition to
6944 unexpected DW_AT_entry_pc.
6946 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
6948 PR tree-optimization/32604
6949 PR tree-optimization/32606
6951 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
6952 (compute_antic_safe): Removed.
6953 (ANTIC_SAFE_LOADS): Ditto.
6954 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
6955 (execute_pre): Don't call compute_antic_safe.
6956 (vuse_equiv): New function.
6957 (make_values_for_stmt): Use it
6958 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
6961 2007-07-04 Anatoly Sokolov <aesok@post.ru>
6964 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
6966 (avr_attribute_table): Make "naked" attribute apply to function types
6967 rather than to decls.
6968 (avr_handle_fntype_attribute): New function.
6970 2007-07-04 Joseph Myers <joseph@codesourcery.com>
6972 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
6975 2007-07-04 David Ung <davidu@mips.com>
6976 Joseph Myers <joseph@codesourcery.com>
6978 * config/mips/mips.md (type): Add logical, signext and move.
6979 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
6980 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
6981 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
6982 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
6983 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
6984 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
6985 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
6986 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
6987 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
6988 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
6989 movv2sf_hardfloat_64bit): Use the new types.
6990 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
6991 *movdf_softfloat, *movdf_mips16): Use "multi".
6992 (extendqihi2): Replace with a define_expand.
6993 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
6994 Based on extend<SHORT:mode><GPR:mode>2 patterns.
6995 * config/mips/74k.md (r74k_int_logical): New reservation and
6997 (r74k_int_arith): Remove "slt".
6998 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
6999 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
7000 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
7001 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
7002 reservations for "arith".
7004 2007-07-04 Richard Guenther <rguenther@suse.de>
7006 * tree-ssa.c (useless_type_conversion_p): Add handling for
7007 scalar float and vector types. Only call the types_compatible_p
7008 langhook for aggregate types as last resort. Follow the
7011 2007-07-04 Richard Guenther <rguenther@suse.de>
7013 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
7014 the same as NOP_EXPR.
7016 2007-07-04 Nick Clifton <nickc@redhat.com>
7018 * target.h (struct gcc_target): Add target_help field.
7019 * target-def.h (TARGET_HELP): New.
7020 (TARGET_INITIALIZER): Use TARGET_HELP.
7021 * opts.c (command_handle_option): Invoke target_help function, if
7022 defined, when the user has specified --target-help on the command
7024 * doc/invoke.texi: Mention that --target-help might print
7025 additional information.
7026 * doc/tm.texi: Document TARGET_HELP hook.
7028 * arm.c (TARGET_HELP): Override default definition.
7029 (arm_target_help): New - display a wrapped list of cores and
7030 architectures supported.
7032 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
7034 * config/v850/v850.c (expand_prologue): Make sure
7035 GEN_INT() argument is sign extended rather than zero extended.
7036 (expand_epilogue): Likewise.
7037 (output_move_double): Delete.
7038 * config/v850/v850-protos.h (output_move_double): Delete.
7039 * config/v850/v850.md (movdi): Delete.
7040 (*movdi_internal): Delete.
7042 (*movdf_internal): Delete.
7044 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7046 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
7047 unless compiling RTP PIC.
7049 2007-07-04 Richard Guenther <rguenther@suse.de>
7051 PR tree-optimization/32482
7052 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
7053 original ssa name if we didn't find a shift expression.
7054 Fix shift constant for bit zero test.
7056 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7058 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
7060 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7062 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
7063 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
7064 * config/arm/vxworks.h (ASM_SPEC): Delete.
7065 (SUBTARGET_EXTRA_ASM_SPEC): Define.
7067 2007-07-04 Sebastian Pop <sebpop@gmail.com>
7069 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
7070 (DDR_REVERSED_P): New.
7071 * tree-data-ref.c (initialize_data_dependence_relation,
7072 build_classic_dist_vector): Set DDR_REVERSED_P.
7074 2007-07-04 Sebastian Pop <sebpop@gmail.com>
7077 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
7078 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7079 init_omega_for_ddr_1): Use non conservative number of iterations
7081 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
7082 (analyze_siv_subscript): Remove FIXME and reinitialization of
7083 last_conflicts to chrec_dont_know.
7084 * testsuite/gfortran.dg/vect/pr32457.f90: New.
7086 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
7088 * tree.c (maybe_canonicalize_argtypes): Improve description.
7090 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
7092 * tree.c (maybe_canonicalize_argtypes): New.
7093 (build_function_type): Set canonical type.
7094 (build_method_type_directly): Ditto.
7095 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
7098 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7100 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
7102 (rewrite_use_nonlinear_expr): Likewise.
7104 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
7106 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
7108 2007-07-04 Ben Elliston <bje@au.ibm.com>
7110 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
7113 * c-objc-common.c (c_types_compatible_p): Fix indentation.
7115 * doc/tm.texi (Run-time Target): Capitalise "CPU".
7116 (Exception Handling): Likewise.
7118 2007-07-03 Jan Hubicka <jh@suse.cz>
7120 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
7122 2007-07-03 Eric Christopher <echristo@apple.com>
7124 * doc/cppopts.texi: Add conflicting option note to -dM.
7125 * doc/invoke.texi: Add note about possible conflicts with
7126 -E for -dCHARS and note that -dM will not produce
7127 any results if there is no machine dependent reorg.
7129 2007-07-03 Geoffrey Keating <geoffk@apple.com>
7131 * tree.h (DECL_ALIGN): Back out previous change.
7133 2007-07-03 Joseph Myers <joseph@codesourcery.com>
7135 * configure.ac: Test for .dtprelword support on MIPS.
7136 * configure, config.in: Regenerate.
7137 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
7138 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7140 2007-07-03 Julian Brown <julian@codesourcery.com>
7142 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
7143 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
7144 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
7145 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
7147 (all_fpus): Add FPUTYPE_VFP3.
7148 (fp_model_for_fpu): Add VFPv3 field.
7149 (arm_rtx_costs_1): Give cost to VFPv3 constants.
7150 (vfp3_const_double_index): New function. Return integer index of
7151 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
7153 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
7154 and argument represents a valid RTX for a VFPv3 constant.
7155 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
7157 (vfp_emit_fstmd): Similar, for fstmd.
7158 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
7159 constants, represented as integer indices.
7160 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
7161 VFP_REGNO_OK_FOR_DOUBLE macros.
7162 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
7163 (arm_file_start): Set float-abi attribute for VFPv3, and output
7164 correct ".fpu" assembler directive.
7165 (arm_dbx_register_numbering): Add FIXME.
7166 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
7167 (fputype): Add FPUTYPE_VFP3.
7168 (FIXED_REGISTERS): Add 32 registers for D16-D31.
7169 (CALL_USED_REGISTERS): Likewise.
7170 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
7171 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
7172 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
7173 (D7_VFP_REGNUM): New.
7174 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
7175 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
7176 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
7177 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
7178 (REG_ALLOC_ORDER): Adjust for VFPv3.
7179 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
7180 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
7181 VFP_LO_REGS, VFP_HI_REGS.
7182 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
7183 (IS_VFP_CLASS): Define macro.
7184 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
7186 (REGISTER_MOVE_COST): Likewise.
7187 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
7188 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
7189 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
7190 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
7191 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
7192 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
7193 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
7194 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
7195 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
7196 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
7197 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
7198 where appropriate for single-word registers.
7199 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
7200 As above. Fix type attributes.
7201 * config/arm/constraints.md (register_contraint "t"): Define.
7202 (register_constraint "w"): Change to D0-D15, or D0-D31 for
7204 (register_constraint "x"): Define.
7205 (constraint "Dv"): Define.
7207 2007-07-03 Geoffrey Keating <geoffk@apple.com>
7209 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
7211 2007-07-03 Tom Tromey <tromey@redhat.com>
7213 * c-parser.c (objc_pq_context): Removed.
7214 (objc_need_raw_identifier): Likewise.
7215 (c_parser) <objc_pq_context>: New field.
7216 <objc_need_raw_identifier>: Likewise.
7217 (OBJC_NEED_RAW_IDENTIFIER): Removed.
7218 (c_lex_one_token): Update.
7219 (c_parser_objc_protocol_definition): Update.
7220 (c_parser_objc_method_definition): Update.
7221 (c_parser_objc_methodproto): Update.
7222 (c_parser_declspecs): Update.
7224 2007-07-03 David Ung <davidu@mips.com>
7226 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
7228 2007-07-03 David Ung <davidu@mips.com>
7229 Richard Sandiford <richard@codesourcery.com>
7231 * doc/invoke.texi: Document -march=74kf3_2.
7232 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
7233 (TUNE_74K): Check for it.
7234 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
7235 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
7236 * config/mips/mips.md (cpu): Add 74kf3_2.
7237 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
7238 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
7239 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
7240 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
7241 74kf3_2 to the CPU list.
7242 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
7243 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
7244 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
7245 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
7246 (r74kf3_2_fxfer_from_c1): New insn reservations.
7248 2007-07-03 Richard Sandiford <richard@codesourcery.com>
7249 David Ung <davidu@mips.com>
7251 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
7252 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
7253 and 74k[fx]. Document aliases for the new options.
7254 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
7255 (PROCESSOR_24KF2_1): ...this.
7256 (PROCESSOR_24KX): Rename to...
7257 (PROCESSOR_24KF1_1): ...this.
7258 (PROCESSOR_74KF): Rename to...
7259 (PROCESSOR_74KF2_1): ...this.
7260 (PROCESSOR_74KX): Rename to...
7261 (PROCESSOR_74KF1_1): ...this.
7262 (TUNE_74K): Update PROCESSOR_* names.
7263 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
7264 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
7265 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
7266 (mips_rtx_cost_data): Update processor names in comments.
7267 (mips_issue_rate): Update PROCESSOR_* names.
7268 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
7269 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
7270 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
7271 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
7272 Update cpu attribute names.
7273 (r24k_fpu_iss): Rename this reservation to...
7274 (r24kf2_1_fpu_iss): ...this and update all uses.
7275 (r24kx_fpu_iss): Rename this reservation to...
7276 (r24kf1_1_fpu_iss): ...this and update all uses.
7277 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
7278 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
7279 Update cpu attribute names.
7281 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
7283 * config/m32r/constraints.md: New file.
7284 * config/m32r/m32r.c: Include tm-constrs.h.
7285 (small_data_operand): Use satisfies_constraint_* instead of macro.
7286 (addr24_operand, gen_compare): Likewise.
7287 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
7288 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
7289 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7290 EXTRA_CONSTRAINT): Likewise.
7291 * config/m32r/m32r.md: Include constraints.md.
7292 (*movsi_insn): Use satisfies_constraint_* instead of macro.
7293 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
7294 * config/m32r/predicates.md (conditional_move_operand): Likewise.
7295 (two_insn_const_operand, int8_operand, uint16_operand,
7296 reg_or_int16_operand, reg_or_uint16_operand,
7297 reg_or_cmp_int16_operand, cmp_int16_operand,
7298 seth_add3_operand): Likewise.
7300 2007-07-03 Eric Christopher <echristo@gmail.com>
7302 * libgcc2.h: Conditionally declare __bswapsi2 and
7305 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
7307 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
7310 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7313 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
7314 (__gthrw_pragma): Provide default definition.
7316 * gthr-posix.c (__gthrw_pragma): Define.
7318 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
7320 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
7321 before declaring inequality.
7323 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
7325 * combine.c (recog_for_combine): Log the success or failure of
7326 matching new insn patterns against the machine description in
7329 2007-07-03 Revital Eres <eres@il.ibm.com>
7331 * ddg.c (print_sccs): New function.
7332 (check_sccs): New function.
7333 (create_ddg_all_sccs): Use it.
7334 * ddg.h (print_sccs): Declare.
7335 * modulo-sched.c (sms_order_nodes): Call print_sccs.
7337 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
7339 * targhooks.h (default_mode_for_suffix): New function declaration.
7340 * targhooks.c (default_mode_for_suffix): New default target hook.
7341 * target.h (struct c): New structure in the targetm struct.
7342 (mode_for_suffix): New target hook as part of struct c.
7343 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
7344 default_mode_for_suffix.
7345 (TARGET_C): New define.
7346 * c-lex.c: Include "target.h".
7347 (interpret_float): Use targetm.c.mode_for_suffix to determine
7348 the mode for a given non-standard suffix.
7349 Makefile.in (c-lex.o): Depend on $(TARGET_H).
7351 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
7352 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
7354 * doc/extend.texi (Floating Types): New node. Document __float80 and
7355 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
7357 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7360 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
7361 predicate instead of target_operand.
7362 (divsi3_i1_media, divsi3_media_2): Likewise.
7364 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
7366 * tree.h (alias_sets_might_conflict_p): Rename into
7367 alias_sets_must_conflict_p.
7368 * alias.c (alias_sets_might_conflict_p): Likewise.
7369 (alias_sets_conflict_p): Use it.
7370 (objects_must_conflict_p): Likewise.
7371 * c-common.c (strict_aliasing_warning): Adjust.
7373 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
7375 * rtlhooks.c (gen_lowpart_if_possible): Check for
7376 invalid subreg before calling gen_lowpart_SUBREG.
7378 2007-07-02 Geoffrey Keating <geoffk@apple.com>
7380 * config/darwin9.h: Add copyright notice.
7381 (LINK_COMMAND_SPEC): Add comment.
7382 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
7383 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
7384 DARWIN_LIBSYSTEM_HAS_UNWIND.
7386 2007-07-02 Jakub Jelinek <jakub@redhat.com>
7389 * omp-low.c (check_combined_parallel): New function.
7390 (lower_omp_parallel): Call it via walk_stmts, set
7391 OMP_PARALLEL_COMBINED if appropriate.
7392 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
7393 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
7394 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
7395 don't consider it as combined parallel.
7397 2007-07-02 Richard Sandiford <richard@codesourcery.com>
7399 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
7400 (gcc_tooldir): Likewise.
7401 * configure: Regenerate.
7402 * Makefile.in (libsubdir_to_prefix): New variable, based on the
7403 old configure.ac gcc_tooldir setting.
7404 (prefix_to_exec_prefix): New variable.
7405 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
7406 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
7408 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
7410 Fix PR tree-optimization/32583
7411 Fix PR tree-optimization/32584
7412 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
7413 (phi_translate_set): Use phi_translate directly now.
7414 (make_values_for_stmt): Don't value number RHS if we already know
7417 2007-07-02 Steve Ellcey <sje@cup.hp.com>
7418 Jim Wilson <wilson@specifix.com>
7421 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
7424 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
7425 Richard Sandiford <richard@codesourcery.com>
7426 Nigel Stephens <nigel@mips.com>
7428 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
7429 (mips16e_output_save_restore): Declare.
7430 (mips16e_save_restore_pattern_p): Likewise.
7431 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
7432 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
7433 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
7434 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
7435 (BITSET_P): New global macro, extracted from...
7436 (mips_for_each_saved_reg): ...here.
7437 (mips16e_save_restore_info): New struct.
7438 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
7439 (mips16e_save_restore_regs): New variable.
7440 (mips_split_plus, mips16e_find_first_register): New functions.
7441 (mips16e_mask_registers): New function.
7442 (compute_frame_size): Expand the commentary before the function.
7443 Enforce the MIPS16e save and restore register range restrictions.
7444 Pad the general register save area at the low end.
7445 (mips16e_save_restore_reg, mips16e_build_save_restore)
7446 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
7447 (mips16e_output_save_restore, mips16e_collect_propagate_value)
7448 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
7450 (mips_expand_prologue, mips_expand_epilogue): Handle
7451 GENERATE_MIPS16E_SAVE_RESTORE.
7452 * config/mips/mips.md (*mips16e_save_restore): New pattern.
7454 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
7456 PR tree-optimization/31966
7457 PR tree-optimization/32533
7458 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
7459 "basic_block" description as its third argument. Update function
7460 calls to get destination bb from "edge" argument. Save "cond" into
7461 aux field of the edge. Update prototype for changed arguments.
7462 (if_convertible_loop_p): Clear aux field of incoming edges if bb
7464 (find_phi_replacement_condition): Operate on incoming edges, not
7465 on predecessor blocks. If there is a condition saved in the
7466 incoming edge aux field, AND it with incoming bb predicate.
7467 Return source bb of the first edge.
7468 (clean_predicate_lists): Clean aux field of outgoing node edges.
7469 (tree_if_conversion): Do not initialize cond variable. Move
7470 variable declaration into the loop.
7471 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
7472 initializations of new_stmt, arg0 and arg1 variables.
7474 2007-07-02 Jakub Jelinek <jakub@redhat.com>
7476 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
7477 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
7479 2007-07-02 Richard Guenther <rguenther@suse.de>
7481 * tree-ssa.c (useless_type_conversion_p): Document
7482 future intent as defining the middle-end type system.
7483 Re-structure to call langhook last, group by type class,
7484 mark questionable parts.
7486 2007-07-02 Richard Guenther <rguenther@suse.de>
7488 * tree-flow.h (types_compatible_p): Declare.
7489 * tree-ssa.c (types_compatible_p): New function.
7490 * ipa-type-escape.c (discover_unique_type): Use
7491 types_compatible_p instead of lang_hooks.types_compatible_p.
7492 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
7493 * tree-vn.c (expressions_equal_p): Likewise.
7494 * tree.c (fields_compatible_p): Likewise.
7495 * tree-ssa-dom.c (avail_expr_eq): Likewise.
7496 (cprop_operand): Use useless_type_conversion_p instead of
7497 lang_hooks.types_compatible_p.
7498 * tree-inline.c (setup_one_parameter): Likewise.
7499 (declare_return_variable): Likewise.
7500 * tree-nrv.c (tree_nrv): Likewise.
7501 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
7502 (maybe_fold_offset_to_component_ref): Likewise.
7503 (maybe_fold_offset_to_reference): Likewise.
7504 * tree-ssa-copy.c (may_propagate_copy): Likewise.
7505 (merge_alias_info): Likewise.
7506 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
7507 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
7508 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
7509 * tree-tailcall.c (find_tail_calls): Likewise.
7510 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
7511 * gimplify.c (canonicalize_addr_expr): Likewise.
7512 (fold_indirect_ref_rhs): Likewise.
7513 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
7514 (cpt_same_type): Likewise.
7515 (check_pointer_types_r): Swap parameters to cpt_same_type
7517 * fold-const.c (fold_convert): Revert fix for PR15988.
7518 * tree-inline.c (setup_one_parameter): Instead fix it here by
7519 using fold_build1 instead of fold_convert and checking for
7520 error_mark_node. Convert only if the conversion is necessary.
7522 2007-07-02 Joseph Myers <joseph@codesourcery.com>
7524 * configure.ac: Check for .gnu_attribute on Power.
7525 * configure: Regenerate.
7526 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
7527 attribute for floating-point ABI.
7529 2007-07-02 Ira Rosen <irar@il.ibm.com>
7531 PR tree-optimization/32230
7532 PR tree-optimization/32477
7533 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
7534 address is a constant.
7536 2007-07-02 Richard Sandiford <richard@codesourcery.com>
7538 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
7539 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
7540 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
7541 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
7542 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
7543 64-bit targets. Add support for *-elfoabi*.
7544 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
7545 different settings if $(tm_defines) does not select the EABI.
7546 (MULTILIB_EXCLUSIONS): Define in those circumstances.
7547 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
7548 (MIPS_ARCH_OPTION_SPEC): Likewise.
7549 (MIPS_ISA_LEVEL_SPEC): Likewise.
7550 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
7551 * config/mips/elfoabi.h: New file.
7553 2007-07-02 Richard Guenther <rguenther@suse.de>
7555 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
7556 (useless_type_conversion_p): ... this.
7557 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
7558 (useless_type_conversion_p): ... this.
7559 * builtins.c (fold_builtin_memory_op): Rename
7560 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
7561 * tree-cfg.c (verify_expr): Likewise.
7562 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
7563 * tree-ssa-ccp.c (ccp_fold): Likewise.
7564 * tree-ssa-copy.c (may_propagate_copy): Likewise.
7565 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
7566 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
7567 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
7568 * tree-ssa-pre.c (eliminate): Likewise.
7569 * tree-ssa.c (delete_tree_ssa): Likewise.
7570 (tree_ssa_useless_type_conversion): Likewise.
7571 * tree.c (build2_stat): Likewise.
7573 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
7575 Fix PR tree-optimization/32571
7576 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
7579 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
7581 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
7582 and other expected operations explicitly, change default to
7585 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7587 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
7589 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
7590 (tls_load_dot_plus_eight): Move the label number into the unspec.
7591 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
7593 2007-07-01 Andreas Schwab <schwab@suse.de>
7595 * dwarf2out.c (initial_return_save): Define only if used.
7597 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
7599 Unreverting Richard's Revert of:
7601 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7603 * dce.c (deletable_insn_p_1): New function, split out from...
7604 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7605 specially, not those inside PARALLELs. Remove BODY argument
7606 and adjust recursive call accordingly.
7607 (prescan_insns_for_dce): Update call to delete_insn_p.
7609 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
7610 Revital Eres <eres@il.ibm.com>
7612 * ddg.c (create_ddg_all_sccs): Fix missed
7613 initialization of scc_nodes.
7615 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
7618 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
7619 X + ~X to 1 only for INTEGRAL_TYPE_P type.
7621 2007-06-30 Joseph Myers <joseph@codesourcery.com>
7623 * configure.ac: Check for .gnu_attribute on MIPS.
7624 * configure, config.in: Regenerate.
7625 * config/mips/mips.c (mips_file_start): If supported, output
7626 attribute for floating-point ABI.
7628 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
7631 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
7632 (ffs_cmove): New expander to expand using ctz pattern.
7633 (*ffs_cmove): Remove pattern.
7634 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
7635 (ffsdi2): Expand using ctz pattern.
7636 (*ffs_rex64): Remove pattern.
7638 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7640 PR rtl-optimization/32296
7641 * pa.md (return): Delete pattern.
7642 (return_internal): Remove "(const_int 1)" from pattern.
7643 (epilogue): Use return_internal pattern for trivial returns.
7644 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
7645 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
7647 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
7649 * tree-ssa-pre.c (is_exception_related): New function
7650 (can_value_number_operation): Use it.
7652 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
7654 Fix PR tree-optimization/32540
7655 Fix PR tree-optimization/31651
7657 * tree-ssa-sccvn.c: New file.
7659 * tree-ssa-sccvn.h: Ditto.
7661 * tree-vn.c: Include tree-ssa-sccvn.h
7662 (val_expr_paid_d): Removed.
7663 (value_table): Ditto.
7664 (vn_compute): Ditto.
7665 (val_expr_pair_hash): Ditto.
7666 (val_expr_pair_expr_eq): Ditto.
7667 (copy_vuses_from_stmt): Ditto.
7670 (shared_vuses_from_stmt): Ditto.
7671 (print_creation_to_file): Moved up.
7672 (sort_vuses): Ditto.
7673 (sort_vuses_heap): Ditto.
7674 (set_value_handle): Make non-static.
7675 (make_value_handle): Ditto.
7676 (vn_add): Rewritten to use sccvn lookups.
7677 (vn_add_with_vuses): Ditto.
7678 (vn_lookup): Ditto (and second argument removed).
7679 (vn_lookup_with_vuses): Ditto.
7680 (vn_lookup_or_add): Ditto (and second argument removed);
7681 (vn_lookup_or_add_with_vuses): Ditto.
7682 (vn_lookup_with_stmt): New.
7683 (vn_lookup_or_add_with_stmt): Ditto.
7684 (create_value_handle_for_expr): Ditto.
7686 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
7687 (seen_during_translate): New function.
7688 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
7689 (phi_trans_add): Ditto.
7690 (constant_expr_p): FIELD_DECL is always constant.
7691 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
7692 Use constant_expr_p.
7693 Avoid infinite recursion on mutually valued expressions.
7694 Change callers of vn_lookup_or_add.
7695 (phi_translate): New function.
7696 (compute_antic_safe): Allow phi nodes.
7697 (create_component_ref_by_pieces): Update for FIELD_DECL change.
7698 (find_or_generate_expression): Rewrite slightly.
7699 (create_expression_by_pieces): Updated for vn_lookup_or_add
7701 Update VN_INFO for new names.
7702 (insert_into_preds_of_block): Update for new names.
7703 (add_to_exp_gen): New function.
7704 (add_to_sets): Use vn_lookup_or_add_with_stmt.
7705 (find_existing_value_expr): Rewrite to changed vn_lookup.
7706 (create_value_expr_from): Ditto, and use add_to_exp_gen.
7707 (try_look_through_load): Removed.
7708 (try_combine_conversion): Ditto.
7709 (get_sccvn_value): New function.
7710 (make_values_for_phi): Ditto.
7711 (make_values_for_stmt): Ditto.
7712 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
7714 (init_pre): Update for SCCVN changes.
7716 (execute_pre): Ditto.
7718 * tree-flow.h (make_value_handle): Declare.
7719 (set_value_handle): Ditto.
7720 (sort_vuses_heap): Ditto.
7721 (vn_lookup_or_add_with_stmt): Ditto.
7722 (vn_lookup_with_stmt): Ditto.
7723 (vn_compute): Remove.
7726 (vn_lookup): Update arguments.
7728 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
7730 (tree-ssa-sccvn.o): New.
7731 (OBJS-common): Add tree-ssa-sccvn.o
7733 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7736 * c-typeck.c (build_external_ref): Don't mark as used if called
7738 * calls.c (rtx_for_function_call): Likewise.
7740 2007-06-30 Richard Sandiford <richard@codesourcery.com>
7744 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7746 * dce.c (deletable_insn_p_1): New function, split out from...
7747 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7748 specially, not those inside PARALLELs. Remove BODY argument
7749 and adjust recursive call accordingly.
7750 (prescan_insns_for_dce): Update call to delete_insn_p.
7752 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
7754 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
7755 (try_combine): Move potential calls to undo_all() so they happen
7756 before we commit to using the combined insns.
7758 2006-06-30 Jan Hubicka <jh@suse.cz>
7760 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
7763 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
7765 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
7766 (cgraph_remove_unreachable_nodes): Likewise.
7767 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
7768 * ipa-inline.c (update_caller_keys): Cast according to the coding
7770 (cgraph_decide_recursive_inlining): Likewise.
7771 (cgraph_decide_inlining_of_small_function): Likewise.
7772 (try_inline): Likewise.
7773 (cgraph_decide_inlining_incrementally): Likewise.
7774 * ipa-pure-const.c (get_function_state): Likewise.
7775 (scan_function): Likewise.
7776 (analyze_function): Likewise.
7777 (static_execute): Likewise.
7778 * ipa-reference.c (scan_for_static_refs): Likewise.
7779 (merge_callee_local_info): Likewise.
7780 (analyze_function): Use type safe memory macros.
7781 (static_execute): Likewise. Cast according to the coding conventions.
7782 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
7784 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
7786 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
7787 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
7790 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
7793 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
7794 for complex modes (both int and real).
7796 2007-06-29 Jan Hubicka <jh@suse.cz>
7798 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
7800 2007-06-29 Jan Hubicka <jh@suse.cz>
7803 * cse.c (cse_insn): Avoid invalid sharing in between register note and
7806 2007-06-29 Anatoly Sokolov <aesok@post.ru>
7809 * config/avr/avr.c: Include dataflow header file.
7810 (expand_prologue): Adjust for prologue insn change.
7811 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
7814 2007-06-29 Richard Guenther <rguenther@suse.de>
7817 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
7818 during type verification.
7820 2007-06-29 Jan Hubicka <jh@suse.cz>
7822 * recog.c (validate_change_rtx_1): Unshare TO argument.
7824 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
7826 PR tree-optimization/24659
7827 * tree-vect-transform.c (vectorizable_call): Handle
7828 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
7830 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
7831 * config/i386/i386.c (enum ix86_builtins)
7832 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
7833 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
7835 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
7836 const using def_builtin_const.
7837 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
7838 input operands in the same modes as the result.
7839 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
7841 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
7843 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
7844 (df_set_dead_notes_for_mw): Likewise.
7846 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
7848 * c-common.c (pointer_int_sum): Do the negation in sizetype.
7850 2007-06-28 DJ Delorie <dj@redhat.com>
7852 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
7854 2007-06-28 Geoffrey Keating <geoffk@apple.com>
7856 * doc/invoke.texi (C++ Dialect Options): Document
7857 fvisibility-ms-compat.
7858 * c.opt (fvisibility-ms-compat): New.
7860 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7863 * tree-affine.c (aff_combination_add_elt): Handle
7864 pointer addition specially.
7866 2007-06-28 Jakub Jelinek <jakub@redhat.com>
7868 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
7869 decl is non-external for AIX ABI.
7871 2007-06-28 David Edelsohn <edelsohn@gnu.org>
7873 * config/rs6000/predicates.md (current_file_function_operand):
7874 Ensure the symbol is non-external for AIX ABI.
7876 2007-06-28 Nick Clifton <nickc@redhat.com>
7878 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
7879 (fdce, fdse, fpredictive-commoning): Likewise.
7881 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7884 * gcc.c (process_command): Recognize the new -static-libgfortran
7887 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
7890 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
7891 Use a call clobbered hard reg instead of a pseudo reg.
7893 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7895 * config/sh/sh.md (load_gbr): Use correct operand constraint.
7897 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7900 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
7901 REG_LIBCALL and REG_RETVAL notes.
7902 (divsi3, mulsi3): Likewise.
7903 (mulhisi3): Likewise. Use emit_libcall_block.
7904 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
7906 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
7908 PR rtl-optimization/32481
7909 * combine.c (adjust_for_new_dest): Rescan the changed insn.
7911 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7913 * dce.c (deletable_insn_p_1): New function, split out from...
7914 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7915 specially, not those inside PARALLELs. Remove BODY argument
7916 and adjust recursive call accordingly.
7917 (prescan_insns_for_dce): Update call to delete_insn_p.
7919 2007-06-27 Richard Guenther <rguenther@suse.de>
7922 * tree.h (fold_convertible_p): Declare.
7923 * fold-const.c (fold_convertible_p): New function.
7924 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
7925 instead of lang_hooks.types_compatible_p.
7927 2007-06-26 Jan Hubicka <jh@suse.cz>
7929 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
7930 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
7931 early use validate_unshare_change.
7932 (reload_combine): Likewise.
7933 * recog.c (change_t): New field unshare.
7934 (validate_change_1): Rename from validate_change; add argument unshare.
7935 (validate_change): Turn into wrapper of validate_change_1; update
7936 prototype for bools.
7937 (validate_unshare_change): New.
7938 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
7939 calls of df_insn_rescan.
7940 * recog.h (validate_change): Replace ints by bools.
7941 (validate_unshare_change): Declare.
7943 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
7945 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
7947 2007-06-26 Steve Ellcey <sje@cup.hp.com>
7949 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
7951 2007-06-25 Jan Hubicka <jh@suse.cz>
7953 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
7955 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
7956 cgraph_decide_inlining_incrementally): Move uninlinability checks to
7957 places other call site specific checks are performed.
7959 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7962 * tree-vect-transform.c (vectorizable_operation): Convert
7963 POINTER_PLUS_EXPR over to PLUS_EXPR.
7965 2007-06-25 Chao-ying Fu <fu@mips.com>
7967 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
7968 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
7969 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
7970 Document GET_MODE_IBIT, and GET_MODE_FBIT.
7972 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
7973 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7974 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
7975 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
7976 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
7977 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
7978 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
7979 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
7980 ALL_FIXED_POINT_MODE_P): New define.
7981 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7983 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
7985 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
7986 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7987 MODE_VECTOR_UACCUM): New mode classes.
7989 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
7990 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
7991 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
7994 * genmodes.c (struct mode_data): Add ibit and fbit fields.
7995 (blank_mode): Initialize ibit and fbit.
7996 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
7997 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7999 (new_adjust): Change required_class to required_class_from and
8000 required_class_to for testing within a range.
8001 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8002 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8004 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
8005 (make_fixed_point_mode): New.
8006 (_ADD_ADJUST): Change C to C1 and C2.
8007 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
8008 use a range for machine classes.
8009 (ADJUST_IBIT, ADJUST_FBIT): New.
8010 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
8012 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
8013 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8014 Emit adjustment for ibit and fbit.
8015 (emit_mode_ibit, emit_mode_fbit): New.
8016 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
8018 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
8020 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
8021 as the source of the set.
8023 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
8025 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
8026 FP_REGNO_P): Use IN_RANGE.
8027 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
8028 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
8029 (DATA_REG_P): Use DATA_REGNO_P.
8030 (FP_REG_P): Use FP_REGNO_P.
8031 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
8032 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
8033 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
8035 2007-06-24 Jan Hubicka <jh@suse.cz>
8038 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
8040 2007-06-24 Sebastian Pop <sebpop@gmail.com>
8043 * fold-const.c (fold_binary): Strip nops of operand 0
8044 of BIT_NOT_EXPR before calling operand_equal_p.
8045 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
8046 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
8048 2007-06-23 Mark Mitchell <mark@codesourcery.com>
8050 * doc/extend.texi: Document that dllimport and dllexport imply
8052 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
8053 imported or exported declaration, including type declarations.
8054 * c-common.c (handle_visibility_attribute): Check for conflicts
8055 with dllimport/dllexport.
8056 (c_determine_visibility): Handle dllimport/dllexport as an
8057 explicit visibility atttribute.
8059 2007-06-23 Richard Guenther <rguenther@suse.de>
8061 PR tree-optimization/16876
8063 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
8065 * tree-inline.c (initialize_inlined_parameters): Do not call
8066 lang_hooks.tree_inlining.convert_parm_for_inlining.
8067 * cgraphbuild.c (initialize_inline_failed): Set inline failed
8068 reason for mismatched types.
8069 * gimplify.c (gimplify_call_expr): Verify the call expression
8070 arguments match the called function type signature. Otherwise
8071 mark the call expression to be not considered for inlining
8072 using CALL_CANNOT_INLINE_P flag.
8073 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
8074 edges call expression.
8075 (cgraph_decide_inlining_of_small_function): Likewise.
8076 (cgraph_decide_inlining): Likewise.
8077 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
8079 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
8080 * c-typeck.c (c_convert_parm_for_inlining): Remove.
8081 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
8083 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
8084 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
8086 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
8087 convert_parm_for_inlining member.
8089 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
8092 * arm.md (negscc): Match the correct operand for optimized LT0 test.
8093 Remove optimization for GT.
8095 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
8098 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
8100 (prescan_insns_for_dce): Add extra parameter.
8102 2007-06-23 Jan Hubicka <jh@suse.cz>
8105 * gimplify.c (mark_addressable): New function.
8106 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
8108 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8111 * expr.c (store_constructor): Do not clobber non-zeroed memory.
8113 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8116 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
8117 moves between MMX/SSE registers to at least 8 units to prevent
8118 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
8120 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8122 * config/i386/i386.c (override_options): Correct x86_sahf
8125 2007-06-21 David Daney <ddaney@avtrex.com>
8128 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
8129 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
8130 (exception_receiver): Renamed to ...
8131 (nonlocal_goto_receiver): ... this.
8133 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
8135 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
8136 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
8137 partial register accesses.
8139 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
8141 * fold-const.c (debug_fold_checksum): Move it under
8142 ENABLE_FOLD_CHECKING.
8144 2007-06-21 Sebastian Pop <sebpop@gmail.com>
8147 * tree.h (debug_fold_checksum): Declared.
8148 * fold-const.c (build_fold_addr_expr_with_type_1): New.
8149 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
8150 build_fold_addr_expr_with_type_1.
8151 (fold_addr_expr, debug_fold_checksum): New.
8152 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
8153 (fold_unary, fold_comparison, split_address_to_core_and_offset):
8156 2007-06-21 Sebastian Pop <sebpop@gmail.com>
8158 PR tree-optimization/19590
8159 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
8160 of scev is a constant.
8161 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
8163 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
8165 * df-problems.c (df_note_bb_compute): Made computation of live
8166 info consistent with df_lr.
8168 2007-06-21 Richard Guenther <rguenther@suse.de>
8170 PR tree-optimization/32453
8171 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
8172 for pointer anti-range.
8174 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
8176 * config/i386/i386.c (processor_target_table): Increase maximum
8177 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
8180 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
8181 byte alignment if > 8 byte alignment is preferred.
8182 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
8184 2007-06-21 Jakub Jelinek <jakub@redhat.com>
8186 PR tree-optimization/31866
8187 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
8188 if ASM_EXPR's input is not a SSA_NAME.
8191 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
8192 but decl is a global var, instead return decl.
8193 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
8194 even for is_global_var decls, if they are private in some outer
8197 2007-06-21 Richard Guenther <rguenther@suse.de>
8199 PR tree-optimization/32451
8200 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
8202 2007-06-21 Christian Bruel <christian.bruel@st.com>
8204 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
8205 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
8206 (push_regs): Changed saving order or banked registers.
8207 (sh_expand_epilogue): Likewise.
8208 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
8209 (FIRST_BANKED_REG): Likewise.
8210 (LAST_BANKED_REG): Likewise.
8211 * config/sh/sh.md (banked) New attribute.
8212 (in_delay_slot): Check banked attribute.
8214 2007-06-20 Sebastian Pop <sebpop@gmail.com>
8216 PR tree-optimization/32075
8217 * tree-data-ref.c (subscript_dependence_tester_1,
8218 analyze_miv_subscript, analyze_overlapping_iterations,
8219 add_distance_for_zero_overlaps, build_classic_dist_vector,
8220 subscript_dependence_tester_1, analyze_overlapping_iterations,
8221 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
8222 compute_affine_dependence, compute_all_dependences): Pass loop_nest
8223 to evolution_function_is_affine_multivariate_p.
8225 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8227 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
8229 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
8232 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
8234 * config/m32c/prologue.md (epilogue_exitd_16): New.
8235 (epilogue_reit_16): New.
8236 (epilogue_exitd): Rename to epilogue_exitd_24.
8237 (epilogue_reit): Rename to epilogue_reit_24.
8239 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
8240 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8242 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
8244 * haifa-sched.c (queue_to_ready): Don't requeue next insn
8245 if dbg_cnt (sched_insn) reaches the limit.
8246 (choose_ready): New parameter INSN_PTR and new return value.
8247 (schedule_block): Handle dbg_cnt (sched_insn). Handle
8248 the new return value from choose_ready.
8249 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
8250 (rest_of_handle_global_alloc): New global_alloc_at_func.
8252 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
8254 PR tree-optimization/25737
8255 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
8256 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
8257 * tree-flow.h (struct fieldoff): Add new field alias_set.
8258 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
8259 argument addressable_type. Set alias_set of fieldoff.
8260 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
8261 (create_overlap_variables_for): Pass alias_set from fieldoff to
8263 * alias.c (get_alias_set): Use alias_set from SFT if set.
8265 2007-06-20 Hui-May Chang <hm.chang@apple.com>
8267 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
8268 of a variable as an unsigned HOST_WIDE_INT integer.
8270 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
8272 PR rtl-optimization/32405
8273 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
8275 2007-06-20 Jakub Jelinek <jakub@redhat.com>
8277 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
8280 * builtins.c: Include diagnostic.h.
8281 (expand_builtin_expect): Make gcc_assert more permissive.
8282 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
8285 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
8289 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
8290 if ACCUMULATE_OUTGOING_ARGS.
8292 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
8294 * config/m68hc11/m68hc11.c: Include dataflow header file.
8295 (m68hc11_reorg): Port to dataflow.
8297 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8299 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
8300 (struct df_problem.free_blocks_on_set_blocks): New field.
8301 (struct dataflow.optional_p): New field.
8302 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
8303 (df_live_set_all_dirty): New function.
8304 * df-scan.c (df_scan_alloc): Initialize optional_p.
8305 (problem_SCAN): Initialize free_blocks_on_set_blocks.
8306 * df-core.c (df_set_blocks): Removed use of
8307 DF_FIRST_OPTIONAL_PROBLEM. Now uses
8308 df_problem.free_blocks_on_set_blocks to determine which blocks are
8310 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
8311 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
8312 uses dataflow.optional_p to determine if problem should be
8314 (rest_of_handle_df_initialize): Only start live problem if
8316 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
8317 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
8318 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
8319 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
8320 problem_NOTE): Initialize free_blocks_on_set_blocks.
8321 (df_lr_bb_local_compute): Recompute luids if df_live problem is
8323 (df_live_set_all_dirty, df_note_alloc): New function.
8324 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
8326 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
8327 * postreload.c (reload_combine): Ditto.
8328 * cse.c (cse_extended_basic_block): Ditto.
8329 * regmove.c (mark_flags_life_zones): Ditto.
8330 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
8331 erase_matching_seqs): Ditto.
8332 * bt-load.c (compute_defs_uses_and_gen): Ditto.
8333 * integrate (allocate_initial_values): Ditto.
8334 * combine.c (reg_dead_at_p): Ditto.
8335 * resource.c (mark_target_live_regs): Ditto.
8336 * sched-rgn.c (check_live_1, update_live_1): Ditto.
8337 * config/sh/sh.c (find_r0_life_regions): Ditto.
8338 * global.c (rest_of_handle_global_alloc): Only add back df_live
8340 * local-alloc.c (rest_of_handle_local_alloc): Only remove
8342 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
8344 (if_convert): Make sure df_live is there at -O == 1.
8345 (pass_if_after_combine): Cleanup flags.
8346 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
8347 is there at -O == 1.
8349 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
8351 * config/arm/arm.c (arm_get_frame_offsets): Set
8352 offsets->locals_base to avoid negative stack size.
8353 (thumb1_expand_prologue): Assert on negative stack size.
8355 2007-06-19 Sebastian Pop <sebpop@gmail.com>
8357 PR tree-optimization/32367
8358 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
8359 of the chrec has no evolution in that loop.
8360 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
8362 2007-06-19 Bob Wilson <bob.wilson@acm.org>
8364 * config/xtensa/xtensa.c: Include "df.h".
8365 (xtensa_builtin_saveregs): Use adjust_address instead of
8367 (xtensa_va_start): Invoke make_tree with sizetype for
8368 expand_builtin_saveregs and then convert the result to a pointer.
8369 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
8370 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
8371 Subtract argument size from index value as integers and then use
8372 POINTER_PLUS_EXPR to add the result to the array address.
8374 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
8377 * config/m32c/m32c.c: Include dataflow header file.
8378 (m32c_emit_prologue): Adjust for prologue insn change.
8379 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
8380 once inside a PARALLEL. Assume frame size passed in operand 0
8381 includes space to save the fb register.
8382 (prologue_enter_24): Likewise.
8383 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
8385 2007-06-19 David Daney <ddaney@avtrex.com
8388 * config/mips/mips.md (cprestore): Mark $gp as used.
8390 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
8393 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
8394 (frv_ifcvt_modify_insn): Likewise.
8396 2007-06-19 Richard Guenther <rguenther@suse.de>
8398 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
8399 only handle positive offsets that fit in a HOST_WIDE_INT.
8401 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
8403 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
8404 result of rsqrt insn for zero input argument to avoid NaN.
8406 2007-06-19 Richard Guenther <rguenther@suse.de>
8409 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
8411 2007-06-19 Jakub Jelinek <jakub@redhat.com>
8413 PR tree-optimization/32353
8414 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
8416 2007-06-19 Nick Clifton <nickc@redhat.com>
8418 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
8420 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
8423 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
8424 * config/i386/i386.c (assign_386_stack_local): Assert that
8425 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
8426 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
8427 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
8428 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
8430 2007-06-18 Steve Ellcey <sje@cup.hp.com>
8432 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
8434 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
8436 PR rtl-optimization/32321
8437 * gcse.c (replace_store_insn): Update the note before
8438 calling emit_insn_after.
8440 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
8443 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
8445 * df-problems.c (df_note_bb_compute): Fix dumping info.
8447 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
8449 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
8450 insn with emit_jump_insn.
8452 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
8454 PR tree-optimization/32383
8455 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
8456 * targhooks.h (default_builtin_reciprocal): Update prototype.
8457 * target.h (struct gcc_target): Update builtin_reciprocal.
8458 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
8459 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
8460 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
8461 when fndecl is in BUILT_IN_MD class.
8462 (execute_convert_to_rsqrt): Ditto.
8464 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
8465 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
8466 Convert BUILT_IN_SQRTF code only when md_fn is false.
8468 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
8470 * bt-load.c (move_btr_def): Fix the order of arguments
8471 to validate_replace_rtx.
8473 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
8475 * config/m68k/m68k-devices.def: Add 54450..54455.
8477 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
8479 PR rtl-optimization/32366
8480 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
8481 FLOAT_EXTEND]: Prevent non-scalar modes from entering
8484 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
8487 * modulo-sched (generate_reg_moves): Added rescan parameter and if
8488 this is true, rescan insn being modified.
8489 (sms_schedule): Added rescan parameter.
8490 (rest_of_handle_sms): Moved freeing of dominance info to before
8491 getting out of cfg_layout.
8493 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
8495 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
8496 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
8499 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
8500 FL_CF_EMAC from the entry for isac.
8502 * config/m68k/predicates.md (const_call_operand): Adjust comment.
8503 (const_sibcall_operand): New.
8504 (sibcall_operand): Use it.
8505 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
8506 (m68k_isas): ISAC does not imply FPU or EMAC.
8507 (override_options): Add ISA_C logic for symbolic jump & call.
8509 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
8511 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
8512 return mode from the builtin itself.
8513 (sparc_fold_builtin): Fix cast of zero constant.
8515 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
8517 * targhooks.c (default_builtin_reciprocal): New default target hook.
8518 * targhooks.h (default_builtin_reciprocal): Add prototype.
8519 * hooks.c (hook_tree_tree_bool_null): Remove hook.
8520 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
8521 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
8522 default_builtin_reciprocal.
8524 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
8527 * hooks.c (hook_tree_tree_bool_null): New hook.
8528 * hooks.h (hook_tree_tree_bool_null): Add prototype.
8529 * tree-pass.h (pass_convert_to_rsqrt): Declare.
8530 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
8531 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
8532 and convert it to reciprocal a*rfunc(b).
8533 (execute_convert_to_rsqrt): New function.
8534 (gate_convert_to_rsqrt): New function.
8535 (pass_convert_to_rsqrt): New pass definition.
8536 * target.h (struct gcc_target): Add builtin_reciprocal.
8537 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
8538 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
8539 TARGET_BUILTIN_RECIPROCAL.
8540 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
8542 * config/i386/i386.h (TARGET_RECIP): New define.
8543 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
8544 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8545 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8546 and not optimizing for size.
8547 (*rcpsf2_sse): New insn pattern.
8548 (*rsqrtsf2_sse): Ditto.
8549 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
8550 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8551 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8552 and not optimizing for size.
8553 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
8554 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8555 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8556 and not optimizing for size.
8557 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
8558 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8559 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8560 and not optimizing for size.
8561 (*sse_rsqrtv4sf2): Do not export.
8563 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
8564 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8565 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8566 and not optimizing for size.
8568 * config/i386/i386.opt (mrecip): New option.
8569 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
8570 (ix86_emit_swsqrtsf): Ditto.
8571 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
8572 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
8574 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
8575 ix86_expand_unop1_builtin.
8576 (ix86_emit_swdivsf): New function.
8577 (ix86_emit_swsqrtsf): Ditto.
8578 (ix86_builtin_reciprocal): New function.
8579 (TARGET_BUILTIN_RECIPROCAL): Use it.
8580 (ix86_vectorize_builtin_conversion): Rename from
8581 ix86_builtin_conversion.
8582 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
8583 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
8584 "i386 and x86_64 Options" section.
8585 (Intel 386 and AMD x86_64 Options): Document -mrecip.
8587 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8588 Zdenek Dvorak <dvorakz@suse.cz>
8589 Richard Guenther <rguenther@suse.de>
8590 Kaz Kojima <kkojima@gcc.gnu.org>
8592 * tree-vrp.c (compare_values_warnv): Convert val2 to
8594 (extract_range_from_assert): Create
8595 POINTER_PLUS_EXPR for pointer types.
8596 (extract_range_from_binary_expr): Handle
8597 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
8599 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
8600 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
8601 POINTER_PLUS_EXPR as PLUS_EXPR.
8602 (number_of_iterations_lt_to_ne):
8603 For pointer types, use sizetype when
8604 creating MINUS_EXPR/PLUS_EXPRs.
8605 (assert_loop_rolls_lt): For pointer types, use sizetype when
8606 creating MINUS_EXPR/PLUS_EXPRs.
8607 (number_of_iterations_le): Likewise.
8608 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
8609 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
8610 like PLUS_EXPR and MINUS_EXPR.
8611 * tree-pretty-print.c (dump_generic_node): Handle
8613 (op_prio): Likewise.
8614 (op_symbol_1): Likewise.
8615 * optabs.c (optab_for_tree_code): Likewise.
8616 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
8618 * tree-tailcall.c (process_assignment): Mention
8619 POINTER_PLUS_EXPR in a TODO comment.
8620 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
8621 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
8622 not used with a pointer and an integer type.
8623 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
8624 increment using chrec_convert_rhs instead of chrec_convert.
8625 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
8626 PLUS_EXPR except for the right hand side's type will be
8628 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
8629 (fold_used_pointer_cast): Kill.
8630 (pointer_offset_p): Kill.
8631 (fold_used_pointer): Kill.
8632 (pointer_used_p): Kill.
8633 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
8634 call fold_used_pointer.
8635 (instantiate_parameters_1): Convert the increment
8636 using chrec_convert_rhs instead of chrec_convert.
8637 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
8638 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
8639 instead of PLUS_EXPR.
8640 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
8641 PLUS_EXPR for pointers.
8642 (std_gimplify_va_arg_expr): Likewise.
8643 (fold_builtin_memory_op): Likewise.
8644 (fold_builtin_strstr): Likewise.
8645 (fold_builtin_strchr): Likewise.
8646 (fold_builtin_strrchr): Likewise.
8647 (fold_builtin_strpbrk): Likewise.
8648 (expand_builtin_memory_chk): Likewise.
8649 (fold_builtin_memory_chk): Likewise.
8650 (std_expand_builtin_va_start): Use
8651 sizetype for the call to make_tree and then convert
8652 to the pointer type.
8653 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
8654 instead of PLUS_EXPR for adding to a pointer.
8655 (std_gimplify_va_arg_expr): Use fold_build2 for
8656 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
8657 the operands to sizetype first and then cast the BIT_AND_EXPR
8658 back to the pointer type.
8659 * fold-const.c (build_range_check): Handle pointer types
8661 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
8662 of PLUS_EXPR's. Make sure the offset is converted to
8664 (try_move_mult_to_index): Strip the NOPs from the offset.
8665 Remove code argument and replace all uses with PLUS_EXPR.
8666 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
8667 specially. Don't use a pointer type for MINUS_EXPR.
8668 (fold_unary): Handle for (T1)(X op Y),
8669 only p+ as that is the only as that can be handled for
8670 binary operators now.
8671 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
8673 <case PLUS_EXPR>: Add folding of PTR+INT into
8675 Don't call try_move_mult_to_index.
8676 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
8677 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
8678 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
8679 Don't call try_move_mult_to_index.
8680 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
8681 (tree_expr_nonzero_p): Likewise.
8682 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
8683 of PLUS_EXPR for the complex expression folding.
8684 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
8685 first chrec is a pointer type, then the second should
8686 be sizetype and not the first's type.
8687 For POINTER_PLUS_EXPR, use a different right hand side type.
8688 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8689 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
8690 different right hand side type.
8691 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8692 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
8693 instead of PLUS_EXPR.
8694 When either operand is zero, convert the other operand.
8695 (chrec_apply): Use chrec_convert_rhs
8696 on the argument x instead of chrec_convert.
8697 (reset_evolution_in_loop): For pointer types, the new_evol
8699 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
8700 different right hand side type.
8701 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8702 (chrec_convert_rhs): New function.
8703 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
8704 different right hand side type.
8705 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8706 * tree-chrec.h (chrec_convert_rhs): New prototype.
8707 (build_polynomial_chrec): For pointer types, the right hand
8708 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
8709 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
8710 Remove subtraction case as it is always addition now.
8711 Make sure the offset is converted to sizetype.
8712 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
8713 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
8714 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
8715 PLUS_EXPR in pointer type.
8716 Handle POINTER_PLUS_EXPR.
8717 (tree_to_aff_combination): Likewise.
8718 (force_expr_to_var_cost): Likewise.
8719 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
8720 instead of PLUS_EXPR for pointers.
8721 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
8722 instead of PLUS_EXPR of pointer types.
8723 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
8725 (check_va_list_escapes): Likewise.
8726 (check_all_va_list_escapes): Likewise.
8727 * dwarf2out.c (loc_descriptor_from_tree_1):
8728 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
8729 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
8730 (string_constant): Likewise.
8731 * tree-ssa-address.c (tree_mem_ref_addr): When adding
8732 the offset to the base, use POINTER_PLUS_EXPR.
8733 (add_to_parts): Convert the index to sizetype.
8734 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
8735 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
8736 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
8737 Offset only holds something for PLUS_EXPR.
8738 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
8740 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
8742 (analyze_accesses_for_modify_stmt): Likewise.
8743 Remove comment about the type being integral type as it is
8745 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
8747 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
8749 Correct the type which the artimentic is done in (is now
8752 * tree-data-ref.c (split_constant_offset): Handle
8754 * tree-affine.c (tree_to_aff_combination): Likewise.
8755 * c-typeck.c (build_unary_op): For pointers create the increment
8756 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
8758 * gimplify.c (gimplify_self_mod_expr): Create a
8759 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8760 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
8761 * tree.def (POINTER_PLUS_EXPR): New tree code.
8762 * tree-predcom.c (ref_at_iteration): If we have a pointer
8763 type do the multiplication in sizetype.
8764 * tree-mudflap.c (mf_xform_derefs_1): Create a
8765 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8766 * tree-ssa-forwprop.c
8767 (forward_propagate_addr_into_variable_array_index):
8768 Don't expect there to be a cast for the index as that
8769 does not exist anymore.
8770 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
8771 instead of PLUS_EXPR.
8772 Don't check for the first operand of the POINTER_PLUS_EXPR
8773 was the index as it cannot be.
8774 Call forward_propagate_addr_into_variable_array_index with
8775 the SSA_NAME instead of the statement.
8776 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
8777 (compare_constant): Likewise.
8778 (copy_constant): Likewise.
8779 (compute_reloc_for_constant): Likewise.
8780 (output_addressed_constants): Likewise.
8781 (initializer_constant_valid_p): Likewise.
8782 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
8783 Convert the MIN/MAX of the inner type to the outer
8784 type before comparing them.
8785 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
8786 POINTER_PLUS_EXPR instead of PLUS_EXPR.
8787 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
8788 of PLUS_EXPR for pointers.
8789 * tree-inline.c (estimate_num_insns_1): Handle
8791 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
8792 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8793 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
8794 instead of PLUS_EXPR for the pointer increment statement.
8795 (vect_update_ivs_after_vectorizer): For pointer types, create
8796 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
8797 MULT_EXPR in sizetype.
8798 (vect_gen_niters_for_prolog_loop): Add a cast when creating
8800 * tree-object-size.c (plus_expr_object_size): Handle
8801 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
8802 code which is trying to figure out which side is a pointer and
8804 (check_for_plus_in_loops_1): Likewise.
8805 (check_for_plus_in_loops): Likewise.
8806 * c-common.c (pointer_int_sum): Create a
8807 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8808 * tree-ssa-structalias.c (handle_ptr_arith): Handle
8809 only POINTER_PLUS_EXPR. Removing all the extra
8810 code which is trying to figure out which side is a pointer and
8812 * tree-cfg.c (verify_expr): Add extra checking for pointers and
8813 PLUS_EXPR and MINUS_EXPR.
8814 Also add checking to make sure the operands of POINTER_PLUS_EXPR
8816 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
8817 with make_tree, instead of a pointer type.
8818 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
8819 for pointers instead of PLUS_EXPR.
8820 (s390_gimplify_va_arg): Likewise.
8821 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
8822 instead of PLUS_EXPR when doing addition on pointer
8823 types. Use sizetype for the second operand.
8824 (spu_gimplify_va_arg_expr): Likewise.
8825 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
8826 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
8827 a pointer. Don't create a BIT_AND_EXPR for pointer types.
8828 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
8829 for the pointer addition and also use size_int/sizetype
8831 (ix86_gimplify_va_arg): Likewise.
8832 Perform BIT_AND_EXPR on sizetype arguments.
8833 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
8834 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
8835 for the pointer additions and also use size_int for the offsets.
8836 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
8837 additions and also use size_int for the offsets. Perform
8838 BIT_AND_EXPR on sizetype arguments.
8839 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
8840 POINTER_PLUS_EXPR for pointers and create the
8841 BIT_AND_EXPR in sizetype.
8842 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
8843 instead of PLUS_EXPR for pointer addition.
8844 (rs6000_va_start): Likewise.
8845 Also use sizetype for the offset.
8846 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
8847 as PLUS_EXPR/MINUS_EXPR.
8848 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
8849 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
8850 Don't use BIT_AND_EXPR on a pointer type, convert the
8851 expression to sizetype first.
8852 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
8854 (mips_gimplify_va_arg_expr): Likewise.
8855 Don't create BIT_AND_EXPR in a pointer type.
8857 2007-06-15 Eric Christopher <echristo@apple.com>
8859 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
8860 (x86_64-*-darwin*): Ditto.
8861 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
8864 2007-06-15 Matthew Wilcox <matthew@wil.cx>
8866 * doc/extend.texi: Document behavior of __attribute__((aligned))
8869 2007-06-15 Mark Mitchell <mark@codesourcery.com>
8871 * rtlanal.c (note_stores): Improve documentation.
8873 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
8875 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
8876 LOCAL_LABEL_PREFIX): Delete.
8877 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
8878 (bfin_internal_label): Delete.
8880 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
8882 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
8883 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
8884 otherwise define to LIBGCC2_TF_CEXT.
8885 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
8886 (LIBGCC_TF_CEXT): Ditto.
8889 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
8891 PR rtl-optimization/32339
8892 * df-scan.c (df_uses_record): Don't modify flags but just add to
8893 it for df_ref_record.
8895 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8897 * tree-mudflap.c: Fix whitespace issues.
8899 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
8901 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
8903 2007-06-14 Eric Christopher <echristo@apple.com>
8905 * config/i386/sse.md (movdi_to_sse): Rewrite body.
8906 (movv4sf): Use gcc_unreachable instead of abort.
8908 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8911 * config/i386/sfp-machine.h (CMPtype): New define.
8912 (mach stubs): Use CMPtype instead of int as a return type.
8914 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8916 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
8917 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
8918 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
8919 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
8920 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
8921 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
8922 config/soft-fp/soft-fp.h: Update from glibc CVS.
8924 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
8926 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
8928 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8931 * config/v850/v850.c: Include dataflow header file.
8932 (substitute_ep_register): Fix typo.
8934 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8936 * configure.ac: Fix earlier checkin.
8937 * configure: Regenerated.
8939 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8941 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
8942 * aclocal.m4: Regenerate.
8943 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
8944 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
8945 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
8946 * configure: Regenerate.
8947 * Makefile.in (LOOSE_WARN): Subst loose_warn.
8949 * Makefile.in (quickstrap): Build libgcc too.
8951 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8953 * configure.ac: Add --enable-checking=df. Explicitly mention that
8954 the variables are initialized as for "release".
8955 * df-core.c: Use it.
8956 * configure: Regenerate.
8957 * config.in: Regenerate.
8959 2007-06-14 Bob Wilson <bob.wilson@acm.org>
8961 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
8962 validate_replace_rtx instead of replace_rtx.
8963 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
8965 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
8967 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
8968 (DWARF2_UNWIND_INFO): Override default if configured with
8970 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
8971 (ENDFILE_SPEC): Add crtend.o.
8972 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
8973 (ENDFILE_SPEC): Add crtend.o.
8974 (TARGET_USE_JCR_SECTION): Define.
8975 (MD_UNWIND_SUPPORT): Define for 32-bit target.
8977 * config/i386/cygming-crtbegin.c: New file.
8978 * config/i386/cygming-crtend.c: New file.
8980 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
8982 * config/i386/w32-unwind.h: New file.
8984 2007-06-13 Eric Christopher <echristo@apple.com>
8986 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
8987 the user set a value below STACK_BOUNDARY.
8989 2007-06-13 Thiemo Seufer <ths@networkno.de>
8991 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
8992 imply -lpthread for -pthread.
8994 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8996 * basic-block.h: Remove the prototype for
8997 free_basic_block_vars.
8998 * cfglayout.h: Remove the prototype for
8999 insn_locators_initialize.
9000 * tree.h: Remove the prototype for emit_line_note.
9002 * tree-ssa-pre.c (mergephitemp): Remove.
9003 (init_pre): Don't use mergephitemp.
9005 2007-06-13 Eric Christopher <echristo@apple.com>
9007 * config/i386/i386.c (override_options): If we've specified
9008 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
9010 2007-06-13 Bob Wilson <bob.wilson@acm.org>
9012 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
9015 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
9017 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
9018 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
9019 (eh_store_handler): New pattern.
9020 (eh_return): Emit it instead of a plain move.
9022 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
9024 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
9025 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
9026 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
9029 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
9031 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
9032 (find_next_insn_start, find_load): New functions.
9033 (bfin_reorg): Use them to deal with the fact that parallel insns are
9034 no longer represented as a SEQUENCE.
9036 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9038 * config/sparc/sparc.c (sparc_override_options): Initialize
9041 2007-06-13 Dave Korn <dave.korn@artimi.com>
9043 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
9046 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
9048 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
9049 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
9050 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
9051 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
9052 tree-vect-transform.c: Fix comment typos. Follow spelling
9055 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
9057 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
9058 to the exit block use set.
9059 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
9060 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
9061 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
9063 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
9065 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
9066 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
9067 to indicate an error.
9068 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
9070 (dbg_cnt_process_opt): Print an error on a bad argument.
9071 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
9072 * common.opt (-fdbg-cnt-list): New.
9073 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
9075 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
9077 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
9078 flag on ref-all pointers.
9080 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9083 * expr.c (expand_expr_addr_expr_1): Call expand_expr
9084 for the offset with the modifier as EXPAND_INITIALIZER
9085 if the modifier is EXPAND_INITIALIZER.
9086 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
9087 a register if we had an overflow.
9089 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9091 * real.c (real_isfinite): New.
9092 (real_sqrt): Use it.
9093 * real.h (real_isfinite): New.
9094 * builtins.c: Use it.
9096 2007-06-12 Ian Lance Taylor <iant@google.com>
9097 Daniel Berlin <dberlin@dberlin.org>
9100 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
9101 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
9102 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
9103 (DECL_NO_TBAA_P): Define.
9104 (struct tree_decl_common): Add no_tbaa_flag field.
9105 * tree-ssa-structalias.c (struct variable_info): Add
9106 no_tbaa_pruning field.
9107 (new_var_info): Initialize no_tbaa_pruning field.
9108 (unify_nodes): Copy no_tbaa_pruning field.
9109 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
9110 (dump_solution_for_var): Print no_tbaa_pruning flag.
9111 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
9113 (compute_tbaa_pruning): New static function.
9114 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
9115 Call compute_tbaa_pruning.
9116 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
9117 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
9118 * gimple-low.c (lower_stmt): Likewise.
9119 * tree-gimple.c (is_gimple_stmt): Likewise.
9120 * tree-ssa-operands.c (get_expr_operands): Likewise.
9121 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9122 * tree-inline.c (estimate_num_insns_1): Likewise.
9123 (copy_result_decl_to_var): Likewise.
9124 * expr.c (expand_expr_real_1): Likewise.
9125 * tree-pretty-print.c (dump_generic_node): Likewise.
9126 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
9127 * omp-low.c (omp_copy_decl_2): Likewise.
9128 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
9129 * doc/c-tree.texi (Expression trees): Document
9130 CHANGE_DYNAMIC_TYPE_EXPR.
9132 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9134 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
9135 with !HONOR_NANS and !HONOR_INFINITIES.
9136 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
9138 2007-06-12 Tristan Gingold <gingold@adacore.com>
9140 * gcov.c: Comments updated.
9141 (source_info): Add file_time field.
9142 (source_index): New variable.
9143 (mutiple_files): New variable.
9144 (generate_results): New function extracted from process_file.
9145 (process_file): Save and restore chain of functions, generate
9146 results and free structures only if not merging results.
9147 (release_structures): File names are now freed in create_file_names
9148 (create_file_names): Free previous file names.
9149 (find_source): File date is now read here and modifications in
9150 source files is checked here.
9151 (read_graph_file): Only reverse order of functions for the current
9153 (make_gcov_file_name): Do not generate long names if input_name is
9155 (output_lines): If merging results do not display graph, data and
9157 Checking source file modification is done in find_source.
9159 * doc/gcov.texi: Append an s to sourcefile.
9161 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
9163 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
9164 (forced_nop): New pattern.
9165 * config/bfin/bfin.c: Include "df.h".
9166 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
9167 (bfin_discover_loop): Use df_get_live_in instead of
9168 global_live_at_start.
9169 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
9170 df_analyze when done.
9171 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
9172 the insns. Use QImode for the final insn in a bundle. Call
9173 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
9175 (reorder_var_tracking_notes): New function.
9176 (bfin_reorg): Pass no argument to split_all_insns. Don't call
9177 update_life_info. Call df_analyze after scheduling and bundle
9178 generation. Call reorder_var_tracking_notes if generating these
9179 notes. Call df_finish_pass at the end.
9181 2007-06-12 Dirk Mueller <dmueller@suse.de>
9183 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
9184 a comparison, not an assignment.
9186 2007-06-12 Olivier Hainque <hainque@adacore.com>
9188 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
9189 Request walking the subtrees only, leaving the current is_lhs/val_only
9191 (convert_non_local_reference): Likewise.
9193 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
9195 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
9197 2007-06-12 Richard Guenther <rguenther@suse.de>
9199 PR tree-optimization/15353
9200 PR tree-optimization/31657
9201 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
9202 * timevar.def: Add TV_TREE_IFCOMBINE.
9203 * tree-pass.h (pass_tree_ifcombine): Declare.
9204 * tree-ssa-ifcombine.c: New file.
9205 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
9206 * tree-flow.h (blocks_in_phiopt_order): Declare.
9207 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
9208 (tree-ssa-ifcombine.o): New dependencies.
9210 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
9212 PR rtl-optimization/32293
9213 * combine.c (simplify_if_then_else): Truncate return from
9214 nonzero_bits() to correct mode.
9216 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
9218 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
9219 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
9221 2007-06-11 Diego Novillo <dnovillo@google.com>
9223 * Makefile.in (reload1.o-warn): Remove.
9225 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
9227 * combine.c (subst): Use reg_overlap_mentioned_p
9228 instead of comparing register numbers directly.
9230 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9232 * reload1.c (mark_home_live_1): Use the mode parameter.
9234 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9236 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
9237 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
9241 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
9243 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
9245 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
9247 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
9248 from integer registers.
9249 (FP mode splitters): Handle TFmode.
9251 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
9253 * tree-ssa-structalias.c (find_what_p_points_to): Return false
9254 for ref-all pointers that point-to anything.
9256 2007-06-11 Joseph Myers <joseph@codesourcery.com>
9258 * config/arm/arm.c (arm_output_dwarf_dtprel,
9259 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
9261 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
9263 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
9264 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
9267 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
9269 * tree.c (signed_or_unsigned_type_for): New.
9270 (unsigned_type_for): Use signed_or_unsigned_type_for.
9271 (signed_type_for): Use signed_or_unsigned_type_for.
9272 * tree.h (signed_or_unsigned_type_for): New.
9273 (get_signed_or_unsigned_type): Remove.
9274 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
9275 lang_hooks.types.signed_type
9276 (size_diffop): Likewise.
9277 (all_ones_mask_p): Likewise.
9278 (build_range_check): Likewise.
9279 (fold_cond_expr_with_comparison): Likewise.
9280 (fold_cond_expr_with_comparison): Likewise.
9281 (unextend): Likewise.
9282 (extract_muldiv_1): Likewise.
9283 (fold_single_bit_test_into_sign_test): Likewise.
9284 (fold_binary): Likewise.
9285 (fold_ternary): Likewise.
9286 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
9287 instead of get_signed_or_unsigned_type.
9288 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
9289 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
9290 * expr.c (signed_or_unsigned_type_for): Use
9291 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
9292 * langhooks.c (get_signed_or_unsigned_type): Remove.
9293 (lhd_signed_or_unsigned_type): Remove.
9294 * langhooks.h (lang_hooks_for_types): Remove signed_type and
9295 signed_or_unsigned_type.
9296 (lhd_signed_or_unsigned_type): Remove.
9297 * expmed.c (make_tree): Use signed_type_for instead of
9298 lang_hooks.types.signed_type.
9299 * c-common.c (same_scalar_type_ignoring_signedness): Use
9300 c_common_signed_type instead of lang_hooks.types.signed_type.
9301 (c_common_unsigned_type): New.
9302 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
9303 (shorten_compare): Use c_common_unsigned_type instead of
9304 c_common_signed_or_unsigned_type.
9305 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
9307 * convert.c (convert_to_integer): Use signed_type_for instead of
9308 lang_hooks.types.signed_type.
9309 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
9310 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
9311 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
9312 * c-format.c (check_format_types): Use c_common_unsigned_type
9313 instead of unsigned_type_for.
9314 * c-decl.c (groakdeclarator): Likewise.
9315 * c-typeck.c (convert_for_assignment): Likewise.
9316 * c-common.h (c_common_unsigned_type): New.
9318 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
9321 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
9322 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
9324 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
9327 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
9328 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
9330 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
9331 Sebastian Pop <sebpop@gmail.com>
9333 * lambda-code.c (remove_iv): New.
9334 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
9336 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
9338 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
9339 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
9340 * tree-ssa-loop-prefetch.c: Include optabs.h.
9341 (FENCE_FOLLOWING_MOVNT): New macro.
9342 (struct mem_ref): Add independent_p and storent_p fields.
9343 (record_ref): Initalize the new fields.
9344 (gather_memory_references_ref): Return true if the reference
9346 (gather_memory_references): Check whether all memory accesses
9347 in loop were recorded.
9348 (should_issue_prefetch_p): Return false for nontemporal stores.
9349 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
9350 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
9351 (determine_loop_nest_reuse): Detect independent memory references.
9352 (loop_prefetch_arrays): Call mark_nontemporal_stores.
9353 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
9354 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
9355 * config/i386/i386.h (x86_mfence): Declare.
9356 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
9357 * config/i386/i386.c (x86_mfence): New variable.
9358 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
9360 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
9361 * optabs.c (init_optabs): Initialize storent_optab.
9362 * optabs.h (enum optab_index): Add OTI_storent.
9363 (storent_optab): Declare.
9364 * genopinit.c (optabs): Add initialization for storent_optab.
9365 * tree.h (MOVE_NONTEMPORAL): New macro.
9366 * expr.c (expand_assignment, store_expr, store_constructor_field,
9367 store_constructor, store_field, expand_expr_real_1): Propagate
9368 nontemporality of the expanded store.
9369 (emit_storent_insn): New function.
9370 * expr.h (expand_assignment, store_expr): Declaration changed.
9371 * function.c (assign_parm_setup_reg): Pass false as nontemporality
9372 to expand_assignment.
9373 * stmt.c (expand_asm_expr): Ditto.
9374 * calls.c (initialize_argument_information): Pass false as
9375 nontemporality to store_expr.
9376 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
9379 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
9381 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
9383 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
9385 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
9387 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
9388 and allow DECL_P here.
9390 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
9392 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
9393 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
9394 track of the size of the expression.
9395 * cfghooks.c (merge_blocks): Remove block from loops structure only
9396 after call of the merge_blocks hook.
9398 2007-06-09 Tom Tromey <tromey@redhat.com>
9400 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
9401 (deprecated_state): Removed.
9402 (start_decl): Update.
9403 (enum deprecated_states): Moved earlier.
9404 (groktypename): Update.
9405 (push_parm_decl): Likewise.
9406 (grokfield): Likewise.
9407 (start_function): Likewise.
9409 2007-06-09 Ian Lance Taylor <iant@google.com>
9411 PR tree-optimization/32169
9412 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
9413 CONVERT_EXPR, check whether min and max both converted to an
9414 overflow infinity representation.
9416 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
9418 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
9419 not inserted on the edge.
9421 2007-06-08 Bob Wilson <bob.wilson@acm.org>
9423 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
9424 instructions if they are supported.
9425 (__divsi3, __umodsi3, __modsi3): Likewise.
9426 (__ashldi3, __ashrdi3, __lshrdi3): New.
9427 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
9429 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
9430 Tony Linthicum <tony.linthicum@amd.com>
9432 * doc/invoke.texi: Add fvect-cost-model flag.
9433 * common.opt (fvect-cost-model): New flag.
9434 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
9435 cost fields in stmt_vec_info struct for STMT.
9436 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
9437 fields in stmt_vec_info struct and access functions for the same.
9438 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
9439 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
9440 load, store and vector to scalar operation.
9441 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
9442 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
9443 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
9444 (TARG_VEC_STORE_COST): Define cost of vector store.
9445 (vect_estimate_min_profitable_iters): Define new function.
9446 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
9447 check to evaluate if loop iterations are less than minimum profitable
9448 iterations determined by cost model or minimum vect loop bound defined
9449 by user, whichever is more conservative.
9450 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
9451 run-time check to evaluate if loop iterations are less than minimum
9452 profitable iterations determined by cost model or minimum vect loop
9453 bound defined by user, whichever is more conservative.
9454 (vect_estimate_min_profitable_iterations): New function to estimate
9455 mimimimum iterartions required for vector version of loop to be
9456 profitable over scalar version.
9457 (vect_model_reduction_cost): New function.
9458 (vect_model_induction_cost): New function.
9459 (vect_model_simple_cost): New function.
9460 (vect_cost_strided_group_size): New function.
9461 (vect_model_store_cost): New function.
9462 (vect_model_load_cost): New function.
9463 (vectorizable_reduction): Call vect_model_reduction_cost during
9465 (vectorizable_induction): Call vect_model_induction_cost during
9467 (vectorizable_load): Call vect_model_load_cost during analysis phase.
9468 (vectorizable_store): Call vect_model_store_cost during analysis phase.
9469 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
9470 vectorizable_promotion, vectorizable_demotion): Call
9471 vect_model_simple_cost during analysis phase.
9473 2007-06-08 Simon Baldwin <simonb@google.com>
9475 * reg-stack.c (get_true_reg): Readability change. Moved default case
9476 label into direct switch statement scope.
9478 2007-06-08 Simon Baldwin <simonb@google.com>
9480 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
9481 in gcc_assert() with '==' comparison.
9483 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9485 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
9486 TARGET_ABM handling of x86_popcnt variable.
9488 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9490 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
9491 __builtin_copysignq and __builtin_infq built-in functions.
9493 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9495 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
9496 SSE4.2 section. Correct built-in function names in SSE4A section.
9498 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9500 PR tree-optimization/32243
9501 * tree-vect-transform.c (vectorizable_type_promotion): Move check
9502 for ncopies after ratio check between nunits_out and nunits_in.
9503 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
9505 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
9507 PR tree-optimization/32224
9508 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
9509 vectorization upon a non GIMPLE_MODIFY_STMT.
9511 2007-06-08 Christian Bruel <christian.bruel@st.com>
9514 * config/sh/sh.md (doloop_end): New pattern and splitter.
9515 * loop-iv.c (simple_rhs_p): Check for hardware registers.
9517 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
9520 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
9522 (verify_dominators): Do not change dominance tree.
9524 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
9526 * config/sh/constraints.md: New file.
9527 * config/sh/sh.c: Include tm-constrs.h.
9528 (reg_class_from_letter): Remove.
9529 (prepare_cbranch_operands): Use satisfies_constraint_*
9530 function instead of macro.
9531 (andcosts, broken_move, sh_secondary_reload): Likewise.
9532 * config/sh/predicates.md (trapping_target_operand): Likewise.
9533 (and_operand, arith_operand, arith_reg_or_0_operand,
9534 cmp_operand, logical_operand, target_operand,
9535 ua_address_operand, ua_offset, xor_operand): Likewise.
9536 * config/sh/sh.md: Include constraints.md.
9537 (*movsicc_t_false): Use satisfies_constraint_* function
9539 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
9540 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
9541 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
9542 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
9543 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
9544 (REG_CLASS_FROM_CONSTRAINT): Remove.
9545 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
9546 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
9547 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
9548 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
9549 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
9550 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
9551 function instead of macro.
9552 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
9553 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
9554 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
9555 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
9556 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
9557 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
9558 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
9559 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
9560 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
9561 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
9562 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
9563 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
9564 EXTRA_CONSTRAINT_STR): Likewise.
9565 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
9567 2007-06-07 Geoffrey Keating <geoffk@apple.com>
9569 * config/i386/darwin.h (STACK_BOUNDARY): Define.
9571 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
9574 * c-common.h (flag_cpp0x): Replaced by...
9575 (cxx_dialect): ... this new variable specifying the C++ dialect that
9577 * c-common.c (flag_cpp0x): Removed.
9578 (cxx_dialect): Defined.
9579 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
9581 * c-opts.c (c_common_post_options): Likewise.
9582 (set_std_cxx98): Set cxx_dialect to cxx98.
9583 (set_std_cxx0x): Set cxx_dialect to cxx0x.
9585 2007-06-07 Geoffrey Keating <geoffk@apple.com>
9586 Hui-May Chang <hm.chang@apple.com>
9588 * doc/invoke.texi (Darwin Options): Update documentation for
9589 -mmacosx-version-min.
9590 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
9591 * config/darwin-driver.c: New file.
9592 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
9593 * config/t-darwin (darwin-driver.o): New rule.
9595 * config/darwin-c.c (version_as_macro): Ignore low digit.
9597 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
9599 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
9600 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
9601 (CSGNMODE): New mode macro.
9602 (CSGNVMODE): New mode attribute.
9603 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
9604 expander using CSGNMODE mode macro. Handle TFmode.
9605 (copysign<mode>3_const): Rename from copysignsf3_const and
9606 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
9608 (copysign<mode>3_var): Rename from copysignsf3_var and
9609 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
9611 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
9612 mode macro. Handle TFmode.
9613 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
9614 (iortf3, *iortf3): Ditto.
9615 (xortf3, *xortf3): Ditto.
9616 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
9617 TFmode and TImode masks.
9618 (ix86_expand_copysign): Expand TFmode copysign insn.
9619 (IX86_BUILTIN_INFQ): New.
9620 (IX86_BUILTIN_FABSQ): Ditto.
9621 (IX86_BUILTIN_COPYSIGNQ): Ditto.
9622 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
9623 [__builtin_fabsq]: Ditto.
9624 [__builtin_copysignq]: Ditto.
9625 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
9626 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
9627 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
9628 ix86_expand_binop_builtin().
9630 2007-06-07 Bob Wilson <bob.wilson@acm.org>
9632 * config/xtensa/lib1funcs.asm: Clean up whitespace.
9634 2007-06-07 Steve Ellcey <sje@cup.hp.com>
9637 * rtl.h (push_to_sequence2): New.
9638 * emit-rtl.c (push_to_sequence2): New.
9639 * function.c (assign_parm_data_all): Add new fields.
9640 (assign_parm_setup_block): Call push_to_sequence2 instead of
9642 (assign_parm_setup_reg): Ditto.
9643 (assign_parm_setup_stack): Ditto.
9644 (assign_parms_unsplit_complex): Ditto.
9645 (assign_parms): Change field name.
9647 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
9649 PR tree-optimization/32220
9650 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
9651 phi node is reached before defining statement.
9653 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9656 * tree-vect-transform.c (vectorizable_call): Call update_stmt
9657 after changing the right hand side of the assignment.
9659 2007-06-06 Eric Christopher <echristo@apple.com>
9661 * config.gcc (i?86-*-darwin*): Remove arch parameter.
9662 (x86_64-*-darwin*): Ditto.
9663 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
9664 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9666 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9668 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
9670 (add_key): Likewise.
9671 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
9672 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
9674 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
9676 (add_cost_one_coalesce): Likewise.
9677 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
9678 variable names. Rename orig to orig_name for consistency.
9679 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
9681 (cprop_into_successor_phis): Avoid using C++ keywords as variable
9683 (record_equivalences_from_stmt): Likewise.
9684 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
9685 the coding conventions.
9686 (memory_ssa_name_same): Likewise.
9687 (dse_optimize_stmt): Likewise.
9688 (dse_record_phis): Likewise.
9689 (dse_finalize_block): Likewise.
9690 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
9691 keywords as variable names.
9692 (may_move_till): Cast according to the coding conventions.
9693 (force_move_till_expr): Avoid using C++ keywords as variable names.
9694 (force_move_till): Cast according to the coding conventions.
9695 (memref_hash): Likewise.
9696 (memref_eq): Likewise.
9697 (gather_mem_refs_stmt): Likewise.
9698 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
9699 using C++ keywords as variable names.
9700 (idx_find_step): Cast according to the coding conventions.
9701 (idx_record_use): Likewise.
9702 (find_depends): Likewise.
9703 (prepare_decl_rtl): Likewise.
9704 (mbc_entry_hash): Likewise.
9705 (mbc_entry_eq): Likewise.
9706 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
9707 (simplify_replace_tree): Avoid using C++ keywords as variable names.
9708 (idx_infer_loop_bounds): Cast according to the coding conventions.
9709 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
9710 * tree-ssa-math-opts.c (occ_new ): Likwise.
9711 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
9713 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
9715 (add_use_op): Likewise.
9716 (add_vop): Likewise.
9717 (add_vuse_op): Likewise.
9718 (add_vdef_op): Likewise.
9719 (get_expr_operands): Likewise.
9720 (push_stmt_changes): Use type safe memory macros.
9721 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
9722 keywords as variable names.
9723 (conditional_replacement): Likewise.
9724 (minmax_replacement): Likewise.
9725 (abs_replacement): Likewise.
9726 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
9728 (insert_fake_stores): Avoid using C++ keywords as variable names.
9729 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
9731 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
9732 (heapvar_insert): Use type safe memory macros.
9733 (new_var_info): Cast according to the coding conventions.
9734 (new_constraint): Likewise.
9735 (remove_preds_and_fake_succs): Use type safe memory macros.
9736 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
9738 (thread_single_edge): Likewise.
9739 (thread_through_loop_header): Likewise.
9741 2007-06-06 Eric Christopher <echristo@apple.com>
9743 * config/i386/i386.c (override_options): Move handling
9744 of TARGET_SUBTARGET* earlier.
9746 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
9748 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
9751 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
9753 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
9754 emited outside of basic block.
9755 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
9757 * rtl.h (delete_insn_chain): Declaration changed.
9758 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
9760 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
9761 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
9762 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
9763 to delete_insn_chain.
9764 (rtl_verify_flow_info_1): Verify that the insns in header and footer
9765 do not have bb field set.
9766 (rtl_verify_flow_info): Verify that insns between basic blocks do not
9768 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
9769 * cfgcleanup.c (try_optimize_cfg): Ditto.
9771 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9773 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
9774 (lambda_body_vector_new): Use type safe memory macros.
9775 (lambda_linear_expression_new): Likewise.
9776 (lambda_loopnest_new): Likewise.
9777 (lambda_lattice_new): Likewise.
9778 (replace_uses_equiv_to_x_with_y): Cast according to the coding
9779 conventions. Use type safe memory macros.
9780 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
9781 (lambda_body_vector_s): Likewise.
9782 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
9783 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
9785 2007-06-06 Richard Guenther <rguenther@suse.de>
9787 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
9788 if we need to schedule cfg_cleanup.
9789 (tree_ssa_forward_propagate_single_use_vars): Do so.
9791 2007-06-06 Ian Lance Taylor <iant@google.com>
9793 * fold-const.c (merge_ranges): If range_successor or
9794 range_predecessor fail, just return 0.
9796 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9798 PR tree-optimization/32216
9799 * tree-vectorizer.c (supportable_widening_operation): Determine
9800 signedness of FIX_TRUNC_EXPR from output operand.
9801 (supportable_narrowing_operation): Ditto.
9802 * tree-vect-generic.c (expand_vector_operations_1): Determine
9803 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
9806 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9808 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
9809 (struct pta): ...from here. Change flags to unsigned to avoid
9810 excessive casting (as it is used as a bit mask).
9811 (override_options): Add casts according to the coding convenventions.
9812 (x86_64_elf_unique_section): Likewise.
9813 (examine_argument): Avoid using C++ keywords as variable names.
9814 (construct_container): Likewise.
9815 (legitimize_pic_address): Likewise.
9816 (get_dllimport_decl): Cast according to the coding conventions. Use
9817 type safe memory macros.
9818 (legitimize_address): Cast according to the coding conventions.
9819 (emit_i387_cw_initialization): Corrected the type of slot to enum
9821 (ix86_init_machine_status): Use type safe memory macros.
9822 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
9823 (bdesc_pcmpistr): Likewise.
9824 (bdesc_crc32): Likewise.
9825 (bdesc_sse_3arg): Likewise.
9826 (bdesc_2arg): Likewise.
9827 (bdesc_1arg): Likewise.
9828 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
9829 (ix86_expand_sse_pcmpistr): Likewise.
9830 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
9831 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
9832 int to match the langhook definition.
9833 (ix86_builtin_conversion): Change the type of code to unsigned init to
9834 match the langhook definition.
9835 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
9837 (ix86_preferred_output_reload_class): Likewise.
9838 (ix86_cannot_change_mode_class): Likewise.
9839 (ix86_memory_move_cost): Likewise.
9840 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
9841 avoid excessive casting later on.
9842 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
9844 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9846 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
9847 as flags setting insn.
9848 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
9850 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9852 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
9853 (UNSPEC_ROUND): New.
9854 ("sse4_1_round<mode>2"): New insn pattern.
9855 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
9857 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
9858 expander using SSEMODEF mode macro. Expand using
9859 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9860 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
9861 expander using SSEMODEF mode macro. Expand using
9862 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9863 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
9864 expander using SSEMODEF mode macro. Expand using
9865 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9866 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
9867 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
9868 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
9871 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
9872 Sebastian Pop <sebpop@gmail.com>
9874 * lambda.h (build_linear_expr): New.
9875 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
9876 Use build_linear_expr, call fold and force_gimple_operand.
9877 (lambda_loopnest_to_gcc_loopnest): Check that there is
9878 something to insert.
9879 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
9881 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
9883 PR preprocessor/23479
9884 * doc/extend.texi: Document the 0b-prefixed binary integer
9887 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9889 PR tree-optimization/32215
9890 * tree-vectorizer.c (supportable_widening_operation): Return false
9891 for unsupported FIX_TRUNC_EXPR tree code.
9892 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
9894 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
9896 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
9897 register on SPE targets. Change documentation to reflect
9899 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
9900 Change FIXED_SCRATCH to 14 and document why we're keeping r14
9901 out of the register allocation pool.
9902 (rs6000_reg_live_or_pic_offset_p): New function.
9903 (rs6000_emit_prologue): Move the actual saving of LR up to free
9904 r0 for holding r11. Split saving of SPE 64-bit registers into
9905 its own case. Ensure that offsets will always be in-range for
9906 'evstdd' by using r11 as a scratch register to point at the start
9907 of the SPE save area. Save r11 if necessary, as it is the static
9909 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
9910 into its own case. Ensure that offsets will always be in-range
9911 for 'evldd' by using r11 as a scratch register to point at the
9912 start of the SPE save area. Also adjust r11 when restoring
9913 the stack pointer to compensate for pre-loading r11.
9915 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
9917 * cfg.c (init_flow): Use type safe memory macros.
9918 (alloc_block): Likewise.
9919 (unchecked_make_edge): Likewise.
9920 (dump_flow_info): Avoid using C++ keywords as variable names.
9921 (copy_original_table_clear): Cast according to the coding conventions.
9922 (copy_original_table_set): Likewise.
9923 * cfgexpand (label_rtx_for_bb): Likewise.
9924 (expand_gimple_basic_block): Likewise.
9925 * cfghooks.c (dump_bb): Likewise.
9926 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
9928 (lv_add_condition_to_bb): Likewise.
9929 * cfglayout (relink_block_chain): Cast according to the coding
9931 (fixup_reorder_chain): Likewise.
9932 (fixup_fallthru_exit_predecessor): Likewise.
9933 * cfgloop.c (glb_enum_p): Likewise.
9934 (get_exit_description): Likewise.
9935 (dump_recorded_exit): Likewise.
9936 * cfgloop.h (enum loop_estimation): Move out of struct scope...
9937 (struct loop): ... from here.
9938 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
9940 * cfgrtl.c (rtl_create_basic_block): Likewise.
9941 (rtl_split_block): Likewise.
9942 (rtl_dump_bb): Likewise.
9943 (cfg_layout_split_block): Likewise.
9944 (init_rtl_bb_info): Use typesafe memory macros.
9946 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
9947 * graphds.h: Updated all usages of edge to graph_edge.
9948 * graphds.c: Likewise.
9949 * cfgloopanal.c: Likewise.
9951 2007-06-05 Ian Lance Taylor <iant@google.com>
9953 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
9954 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
9955 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
9957 (test_for_singularity): Likewise.
9959 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9961 * config/i386/constraints.md ("Y2"): Replaced by ...
9963 * config/i386/i386.md: Likewise.
9964 * config/i386/mmx.md: Likewise.
9965 * config/i386/sse.md: Likewise.
9967 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9969 * config/i386/constraints.md ("z"): Replaced by ...
9971 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
9972 (sse4_1_blendvps): Likewise.
9973 (sse4_1_pblendvb): Likewise.
9974 (sse4_2_pcmpestr): Likewise.
9975 (sse4_2_pcmpestrm): Likewise.
9976 (sse4_2_pcmpestr_cconly): Likewise.
9977 (sse4_2_pcmpistr): Likewise.
9978 (sse4_2_pcmpistrm): Likewise.
9979 (sse4_2_pcmpistr_cconly): Likewise.
9981 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
9983 * matrix-reorg.c (transform_access_sites): Fix computation.
9984 (transform_allocation_sites): Same.
9986 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9988 * config/i386/i386.c (override_options): Use
9989 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
9991 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9993 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
9994 (nonimm_not_xmm0_operand): Ditto.
9995 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
9996 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
9997 as operand[2] predicate. Require "z" class XMM register for
9998 operand[3]. Adjust asm template.
9999 ("sse4_1_blendvpd"): Ditto.
10000 ("sse4_1_pblendvb"): Ditto.
10001 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
10002 force op2 into xmm0 register for variable blend instructions.
10004 2007-06-04 Tom Tromey <tromey@redhat.com>
10006 * c-tree.h (start_enum): Update.
10007 (build_enumerator): Likewise.
10008 * c-decl.c (enum_next_value): Removed.
10009 (enum_overflow): Likewise.
10010 (start_enum): Add c_enum_contents argument. Don't use globals.
10011 (build_enumerator): Likewise.
10012 * c-tree.h (struct c_enum_contents): New struct.
10014 2007-06-04 Tom Tromey <tromey@redhat.com>
10016 * c-common.c (c_common_get_alias_set): Fix indentation.
10018 2007-06-04 Ian Lance Taylor <iant@google.com>
10020 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
10021 to overflow, reduce overflow infinity to regular infinity.
10022 (vrp_var_may_overflow): New static function.
10023 (vrp_visit_phi_node): Check vrp_var_may_overflow.
10025 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
10027 * stor-layout.c (layout_type): Remove duplicate code.
10029 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
10032 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
10033 before build_common_builtin_nodes ().
10035 2007-06-04 Steve Ellcey <sje@cup.hp.com>
10038 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
10040 2007-06-04 Jan Hubicka <jh@suse.cz>
10042 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
10043 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
10044 instead of _stat version.
10046 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
10048 PR tree-optimization/32194
10049 * tree-predcom.c (determine_offset): Check that both references have
10052 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
10054 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
10055 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
10056 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
10057 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
10058 Add argument to iterate_fix_dominators call.
10059 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
10060 * gcse.c (hoist_code): Change domby to vector.
10061 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
10062 Add argument to iterate_fix_dominators call.
10063 * loop-doloop.c (doloop_modify): Changed recount_dominator to
10064 recompute_dominator.
10065 * lambda-code.c (perfect_nestify): Ditto.
10066 * cfgloopanal.c: Include graphds.h.
10067 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
10068 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
10069 (mark_irreducible_loops): Use graphds_scc. Remove argument from
10071 * graphds.c: New file.
10072 * graphds.h: New file.
10073 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
10074 (get_dominated_by, get_dominated_by_region): Change return type to
10076 (verify_dominators): Recompute all dominators and compare the results.
10077 (recount_dominator): Renamed to ...
10078 (recompute_dominator): ... this. Do not check that the block is
10079 dominated by entry.
10080 (iterate_fix_dominators): Reimplemented.
10081 (prune_bbs_to_update_dominators, root_of_dom_tree,
10082 determine_dominators_for_sons): New functions.
10083 * et-forest.c (et_root): New function.
10084 * et-forest.h (et_root): Declare.
10085 * Makefile.in (graphds.o): Add.
10086 (cfgloopanal.o): Add graphds.h dependency.
10087 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
10088 * basic-block.h (get_dominated_by, get_dominated_by_region,
10089 iterate_fix_dominators): Declaration changed.
10090 (recount_dominator): Renamed to ...
10091 (recompute_dominator): ... this.
10092 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
10093 (thread_through_all_blocks): Do not free dominance info.
10095 2007-06-03 Andreas Schwab <schwab@suse.de>
10097 * config/m68k/m68k.c (override_options): Don't override
10099 * config/m68k/m68k-modes.def (SF, DF): Define to use
10100 motorola_single_format and motorola_double_format, resp.
10101 * real.c (motorola_single_format): Renamed from
10102 coldfire_single_format.
10103 (motorola_double_format): Renamed from coldfire_double_format.
10104 (encode_ieee_extended): Generate a proper canonical NaN image
10105 respecting canonical_nan_lsbs_set.
10106 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
10108 * real.h: Adjust declarations.
10110 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
10113 * config/sh/sh.md (symGOT_load): Don't schedule insns when
10114 the symbol is generated with the stack protector.
10116 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
10118 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
10119 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
10121 * doc/extend.texi (interrupt): Mention m68k.
10123 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
10125 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
10126 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
10127 (ix86_expand_sse_pcmpestr): Do not check operands for
10128 "register_operand", when insn operand predicate is "register_operand".
10129 (ix86_expand_sse_pcmpistr): Ditto.
10131 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
10132 Uros Bizjak <ubizjak@gmail.com>
10134 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
10135 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
10136 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
10137 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
10138 * config/i386/constraints.md ("z"): New register constraint
10139 for members of SSE_FIRST_REG class.
10140 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
10141 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
10142 SSE_FIRST_REG class.
10143 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
10144 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
10145 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
10146 (IX86_BUILTIN_PCMPESTRM128): Likewise.
10147 (IX86_BUILTIN_PCMPESTRA128): Likewise.
10148 (IX86_BUILTIN_PCMPESTRC128): Likewise.
10149 (IX86_BUILTIN_PCMPESTRO128): Likewise.
10150 (IX86_BUILTIN_PCMPESTRS128): Likewise.
10151 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
10152 (IX86_BUILTIN_PCMPISTRI128): Likewise.
10153 (IX86_BUILTIN_PCMPISTRM128): Likewise.
10154 (IX86_BUILTIN_PCMPISTRA128): Likewise.
10155 (IX86_BUILTIN_PCMPISTRC128): Likewise.
10156 (IX86_BUILTIN_PCMPISTRO128): Likewise.
10157 (IX86_BUILTIN_PCMPISTRS128): Likewise.
10158 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
10159 (struct builtin_description): Change "flag" field to unsigned.
10160 (bdesc_pcmpestr): New builtin description table.
10161 (bdesc_pcmpistr): Likewise.
10162 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
10163 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
10164 Initialize pcmp[ei]str[im] insns for SSE4.2.
10165 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
10166 (ix86_expand_sse_pcmpistr): Likewise.
10167 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
10168 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
10169 (UNSPEC_PCMPISTR): Likewise.
10170 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
10171 (sse4_2_pcmpestri):New isns pattern.
10172 (sse4_2_pcmpestrm): Likewise.
10173 (sse4_2_pcmpestr_cconly): Likewise.
10174 (sse4_2_pcmpistr): New insn patern and splitter.
10175 (sse4_2_pcmpistri):New isns pattern.
10176 (sse4_2_pcmpistrm): Likewise.
10177 (sse4_2_pcmpistr_cconly): Likewise.
10178 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
10181 2007-06-01 David Daney <ddaney@avtrex.com>
10183 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
10184 LOADGP_ABSOLUTE and not binds_local_p.
10186 2007-06-01 Geoffrey Keating <geoffk@apple.com>
10188 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
10190 2007-06-01 Ian Lance Taylor <iant@google.com>
10192 * tree-vrp.c (compare_name_with_value): Always set
10193 used_strict_overflow if we get a result from the variable itself.
10195 2007-06-01 Ian Lance Taylor <iant@google.com>
10197 PR rtl-optimization/31455
10198 * lower-subreg.c (find_decomposable_subregs): Don't decompose
10199 subregs which have a cast between modes which are not tieable.
10201 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
10203 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
10204 breaks after return statements.
10206 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
10208 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
10209 only after no_new_pseudos.
10211 2007-05-31 Eric Christopher <echristo@apple.com>
10213 * expr.c (convert_move): Assert that we don't have a BLKmode
10215 (store_expr): Handle BLKmode moves by calling emit_block_move.
10217 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
10219 * c-typeck.c (build_indirect_ref): Include type in error message.
10220 (build_binary_op): Pass types to binary_op_error.
10221 * c-common.c (binary_op_error): Take two type arguments, print out
10223 * c-common.h (binary_op_error): Update prototype.
10225 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
10227 * config/i386/i386.c: Correct coments on -mno-sse4.
10229 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
10231 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
10232 (x86_64-*-*): Likewise.
10233 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
10234 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
10235 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
10236 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
10237 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
10238 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
10239 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
10240 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
10241 (OPTION_MASK_ISA_SSE4): Likewise.
10242 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
10243 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
10244 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
10245 (override_options): Support SSE4.2.
10246 (ix86_build_const_vector): Support SImode and DImode.
10247 (ix86_build_signbit_mask): Likewise.
10248 (ix86_expand_int_vcond): Support V2DImode.
10249 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
10250 (IX86_BUILTIN_CRC32HI): Likewise.
10251 (IX86_BUILTIN_CRC32SI): Likewise.
10252 (IX86_BUILTIN_CRC32DI): Likewise.
10253 (IX86_BUILTIN_PCMPGTQ): Likewise.
10254 (bdesc_crc32): Likewise.
10255 (bdesc_sse_3arg): Likewise.
10256 (ix86_expand_crc32): Likewise.
10257 (ix86_init_mmx_sse_builtins): Support SSE4.2.
10258 (ix86_expand_builtin): Likewise.
10259 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
10260 __SSE4_2__ for -msse4.2.
10261 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
10262 (CRC32MODE): Likewise.
10263 (crc32modesuffix): Likewise.
10264 (crc32modeconstraint): Likewise.
10265 (sse4_2_crc32<mode>): Likewise.
10266 (sse4_2_crc32di): Likewise.
10267 * config/i386/i386.opt (msse4.2): New for SSE4.2.
10269 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
10270 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
10271 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
10272 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
10273 (vcondu<mode>): Likewise.
10274 * doc/extend.texi: Document SSE4.2 built-in functions.
10275 * doc/invoke.texi: Document -msse4.2/-msse4.
10277 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
10279 PR tree-optimization/32160
10280 * tree-predcom.c (predcom_tmp_var): New function. Mark created
10281 variable as gimple reg.
10282 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
10284 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
10286 * gcc.c (main): Don't consider linker options when issuing the
10287 warning about a linker input file not being used.
10289 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10291 * tree-vrp.c (compare_names): Initialize sop.
10293 2007-05-30 Dirk Mueller <dmueller@suse.de>
10295 * cgraphunit.c (cgraph_analyze_function): Remove
10296 computation of inline parameters.
10298 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
10300 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
10302 2007-05-30 Richard Sandiford <richard@codesourcery.com>
10304 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
10305 Add vx-common.h. Include vxworks.h between vx-common.h and
10307 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
10309 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
10310 (TARGET_ASM_DESTRUCTOR): Likewise.
10311 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
10312 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
10313 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
10314 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
10315 (VXWORKS_ENDIAN_SPEC): Define.
10316 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
10317 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
10318 VXWORKS_* equivalents.
10319 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
10320 (ASM_FILE_START): Delete.
10321 (TARGET_VERSION): Reformat.
10322 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
10323 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
10324 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
10325 (FPBIT, DPBIT): Define.
10326 (fp-bit.c, dp-bit.c): New rules.
10327 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
10328 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
10329 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
10330 * config/arm/arm.h: Include vxworks-dummy.h.
10331 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
10332 Mark with ATTRIBUTE_UNUSED.
10333 (arm_override_options): Do not allow VxWorks RTP PIC to be used
10334 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
10335 make it incompatible with -msingle-pic-base.
10336 (arm_function_ok_for_sibcall): Return false for calls that might
10337 go through a VxWorks PIC PLT entry.
10338 (require_pic_register): New function, split out from...
10339 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
10341 (arm_load_pic_register): Handle the VxWorks RTP initialization
10342 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
10343 (arm_emit_call_insn): New function.
10344 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
10345 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
10346 (pic_offset_arm): New pattern.
10347 (call, call_value): Use arm_emit_call_insn.
10348 (call_internal, call_value_internal): New expanders.
10349 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
10350 VxWorks unless __PIC__.
10352 2007-05-30 Eric Christopher <echristo@gmail.com>
10354 * genrecog.c: Include regs.h in generated file.
10355 * genemit.c: Ditto. Fix up formatting.
10356 * config/mn10300/constraints.md: New.
10357 * config/mn10300/mn10300.md: Include.
10358 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
10359 Fix up for removed macro.
10360 * config/mn10300/predicates.md (call_address_operand): Ditto.
10361 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
10362 (CONST_OK_FOR_I): Ditto.
10363 (CONST_OK_FOR_J): Ditto.
10364 (CONST_OK_FOR_K): Ditto.
10365 (CONST_OK_FOR_L): Ditto.
10366 (CONST_OK_FOR_M): Ditto.
10367 (CONST_OK_FOR_N): Ditto.
10368 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
10372 (EXTRA_CONSTRAINT): Ditto.
10374 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
10376 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
10378 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
10379 OPTION_MASK_ISA_64BIT.
10380 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
10382 2007-05-30 Richard Guenther <rguenther@suse.de>
10384 PR middle-end/32152
10385 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
10386 types for comparison.
10387 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
10388 with original typed arguments.
10389 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
10391 2007-05-30 Jakub Jelinek <jakub@redhat.com>
10393 PR tree-optimization/31769
10394 * except.c (duplicate_eh_regions): Clear prev_try if
10395 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
10397 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
10399 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
10400 * tree-ssa-sink.c (statement_sink_location): Return basic block and
10401 bsi of the location where statements should be inserted.
10402 (sink_code_in_bb): Take bsi from statement_sink_location.
10403 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
10404 instead of bsi_start.
10405 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
10407 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
10408 (bsi_move_before): Document inconsistency with bsi_move_after.
10409 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
10411 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
10413 * config/i386/i386.h (TARGET_ABM): New define.
10414 (TARGET_POPCNT): Ditto.
10415 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
10416 New temporary defines to redefine from OPTION_ISA_* defines.
10417 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
10418 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
10419 (ix86_isa_flags): New extern int declaration.
10420 (TARGET_SUBTARGET_DEFAULT): New define.
10421 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
10422 (TARGET_SUBTARGET32_DEFAULT): Ditto.
10423 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
10424 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
10425 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
10426 * config/i386/darwin.h: Change TARGET_64BIT define to
10429 * config/i386/i386.opt (m3dnowa): Define as undocumented option
10430 using existing "ix86_isa_flags" varible.
10431 (m32, m64): Use existing "ix86_isa_flags" variable.
10432 (mmmx, m3dnow): Ditto.
10433 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
10434 (mabm): Define as non-negative option using "x86_abm" variable.
10435 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
10437 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
10438 Rewrite feature test bitmap.
10439 (ix86_isa_flags): New initialized global int varible.
10440 (ix86_isa_flags_explicit): New static int variable.
10441 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
10442 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
10443 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
10444 target_flags_explicit.
10445 (override_options): Remove "target_enable" and "target_disable" fields
10446 from "struct ptt". Update processor_target_table accordingly. Remove
10447 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
10448 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
10449 "target_flags" and "ix86_isa_flags_explicit" instead of
10450 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
10451 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
10452 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
10453 to true when either of PTA_POPCNT or PTA_ABM is set in
10454 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
10455 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
10456 processor_alias_table flags entry. Remove handling of
10457 "target_enable" and "target_disable" fields of processor_target_table.
10458 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
10459 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
10460 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
10461 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
10462 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
10464 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
10466 2007-05-29 David Daney <ddaney@avtrex.com>
10469 * config/mips/mips.c (mips_output_mi_thunk): Emit
10470 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
10472 2007-05-29 Hui-May Chang <hm.chang@apple.com>
10473 * config/i386/i386.c (ix86_function_regparm): Added checking of
10474 ix86_force_align_arg_pointer to determine the number of
10475 register parameters.
10477 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
10479 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
10480 (SET_DR_MISALIGNMENT): New.
10481 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
10482 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
10483 Use SET_DR_MISALIGNMENT.
10484 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
10486 * tree-data-ref.c (create_data_ref, compute_all_dependences,
10487 find_loop_nest): Export.
10488 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
10489 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
10490 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
10491 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
10493 (struct mem_ref): Add field reuse_distance.
10494 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
10495 Initialize reuse_distance field.
10496 (issue_prefetch_ref): Select temporality of prefetch according to
10498 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
10499 self_reuse_distance, determine_loop_nest_reuse): New functions.
10500 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
10501 (tree_ssa_prefetch_arrays): Dump L2 cache size.
10502 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
10505 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
10507 * tree-ssa-alias.c: Add aliasing overview.
10509 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
10510 Danny Smith <dannysmith@users.sourceforge.net>
10513 * config/i386/t-crtfm: Compile crtfastmath.o with
10514 -minline-all-stringops.
10515 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
10516 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
10518 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10520 * doc/md.texi: Document constraints on HP PA-RISC.
10522 * pa/constraints.md: New file.
10523 * pa.md: Include constraints.md.
10524 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
10525 (integer_store_memory_operand, ldil_cint_p): New functions.
10526 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
10527 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10528 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
10529 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
10530 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
10532 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
10535 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
10536 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
10537 case POSTDECREMENT_EXPR>): Return the error_mark_node
10538 if either the real or imaginary parts would an
10541 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
10543 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
10544 name when we remove it from a call.
10546 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
10548 * targhooks.c (default_narrow_bitfield): Remove.
10549 * targhooks.h: Remove the prototype for
10550 default_narrow_bitfield.
10552 * langhooks-def.h: Remove the prototype for
10553 hook_get_alias_set_0.
10554 * langhooks.c (hook_get_alias_set_0): Remove.
10556 * global.c (EXECUTE_IF_CONFLICT): Remove.
10558 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
10561 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
10562 return true when truth_value_p is true and the type
10565 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
10567 * doc/install.texi (Prerequisites): We no longer require Autoconf
10568 2.13 for the top-level.
10570 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
10572 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
10573 memory access via x86_expand_vector_move_misalign() only for
10574 TImode values on 32-bit targets.
10576 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
10578 * matrix-reorg.c: New file. Implement matrix flattening and
10579 transposing optimization.
10580 * tree-pass.h: Add matrix reorg pass.
10581 * common.opt: Add fipa-mreorg flag.
10582 * Makefile.in: Add matrix-reorg.c.
10583 * passes.c: Add matrix reorg pass.
10584 * varpool.c (add_new_static_var): New function.
10585 * cgraph.h (add_new_static_var): Declare.
10587 2007-05-27 Eric Christopher <echristo@apple.com>
10589 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
10590 sp_offset depending on stack size. Save r12 depending
10591 on registers we're saving later.
10592 (rs6000_emit_epilogue): Update sp_offset depending only
10595 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
10597 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
10598 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10599 * ifcvt.c (if_convert): Ditto.
10600 * tree-ssa-threadupdate.c (thread_block): Ditto.
10601 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
10602 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
10603 verify_loop_closed_ssa): Check number_of_loops instead of
10605 * predict.c (tree_estimate_probability): Ditto.
10606 * tree-if-conv.c (main_tree_if_conversion): Ditto.
10607 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
10608 * modulo-sched.c (sms_schedule): Ditto.
10609 * tree-scalar-evolution.c (scev_const_prop): Ditto.
10610 (scev_finalize): Do not do anything if scev analysis was not
10612 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
10613 current_loops == NULL.
10614 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
10615 * loop-init.c (loop_optimizer_init): Do not free current_loops when
10616 there are no loops.
10617 (loop_optimizer_finalize): Assert that loops were analyzed.
10618 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
10619 rtl_doloop): Check number_of_loops instead of current_loops.
10620 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
10621 current_loops == NULL.
10622 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
10623 gate_tree_vectorize tree_linear_transform, check_data_deps,
10624 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
10625 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
10626 Check number_of_loops instead of current_loops.
10627 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
10628 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
10629 free loops if available.
10630 (execute_pre): Do not pass do_fre to fini_pre.
10632 2007-05-27 Tobias Burnus <burnus@net-b.de>
10634 PR middle-end/32083
10635 * real.c (mpfr_from_real): Fix sign of -Inf.
10637 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
10639 * tree-vect-transform.c (vectorizable_conversion): Initialize
10640 tree_code variables to ERROR_MARK.
10641 (vectorizable_type_demotion): Likewise.
10642 (vectorizable_type_promotion): Likewise.
10644 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
10647 * config/i386/i386.md (movti): Handle push operands via
10648 ix86_expand_push().
10650 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10652 * basic-block.h: Remove the prototype for merge_seq_blocks.
10653 * cfgcleanup.c (merge_seq_blocks): Remove.
10655 * tree-flow.h: Remove the prototype for is_aliased_with.
10656 * tree-ssa-alias.c (is_aliased_with): Remove.
10658 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
10660 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
10662 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
10664 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
10665 ix86_expand_sse4_unpack if SSE4.1 is enabled.
10666 (vec_unpacks_hi_v16qi): Likewise.
10667 (vec_unpacku_lo_v16qi): Likewise.
10668 (vec_unpacks_lo_v16qi): Likewise.
10669 (vec_unpacku_hi_v8hi): Likewise.
10670 (vec_unpacks_hi_v8hi): Likewise.
10671 (vec_unpacku_lo_v8hi): Likewise.
10672 (vec_unpacks_lo_v8hi): Likewise.
10673 (vec_unpacku_hi_v4si): Likewise.
10674 (vec_unpacks_hi_v4si): Likewise.
10675 (vec_unpacku_lo_v4si): Likewise.
10676 (vec_unpacks_lo_v4si): Likewise.
10678 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10680 * c-typeck.c, config/arm/arm.c, config/darwin.c,
10681 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
10682 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
10683 follow spelling conventions in various
10684 warning/error/diagnostic messages.
10686 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
10687 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
10688 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
10689 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
10690 tree-vrp.c: Fix comment typos. Follow spelling conventions.
10691 * doc/tm.texi: Follow spelling conventions.
10693 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10696 * tree-ssa-forwprop.c
10697 (forward_propagate_addr_into_variable_array_index): Remove
10698 the lhs argument. Use the type of def_rhs instead of lhs.
10699 (forward_propagate_addr_expr_1): Update use of
10700 forward_propagate_addr_into_variable_array_index.
10702 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
10703 Nigel Stephens <nigel@mips.com>
10705 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
10706 function attributes, "far" being an alias for "long_call".
10707 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
10708 (mips_near_type_p, mips_far_type_p): New.
10709 (mips_comp_type_attributes): New function to check that attributes
10710 attached to a function type are compatible.
10711 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
10712 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
10713 to the target function of the thunk.
10714 (mips_encode_section_info): Check for "near" and "far" function
10715 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
10717 * config/mips/predicates.md (const_call_insn_operand): Test only
10718 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
10720 * doc/extend.texi (Function Attributes): Document MIPS "near" and
10723 * testsuite/gcc.target/mips/near-far-1.c: New test case.
10724 * testsuite/gcc.target/mips/near-far-2.c: New test case.
10725 * testsuite/gcc.target/mips/near-far-3.c: New test case.
10726 * testsuite/gcc.target/mips/near-far-4.c: New test case.
10728 2007-05-25 Eric Christopher <echristo@apple.com>
10730 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
10731 to x86-darwin configurations.
10732 * config/i386/t-darwin: Add softfp support.
10733 * config/i386/t-darwin64: Ditto.
10734 * config/i386/sfp-machine.h: If mach then don't use
10735 aliasing, emit a stub to call.
10737 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
10739 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
10740 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
10741 tree-predcom.c, tree-ssa-alias-warnings.c,
10742 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
10743 comment typos. Follow spelling conventions.
10744 * doc/cpp.texi, doc/invoke.texi: Fix typos.
10746 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
10749 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
10750 constants into memory. Expand unaligned memory references for
10751 SSE modes via x86_expand_vector_move_misalign() function.
10753 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
10755 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
10756 "memory" attribute for "sseishft" type insn without operands[2].
10758 2007-05-25 Dirk Mueller <dmueller@suse.de>
10759 Marcus Meissner <meissner@suse.de>
10761 * doc/extend.texi (alloc_size): New attribute.
10762 * c-common.c (handle_alloc_size_attribute): New.
10763 * tree-object-size.c (alloc_object_size): Use alloc_size
10764 attribute, if available.
10766 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
10768 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
10770 (__builtin_ia32_vec_ext_v2di): Likewise.
10771 (__builtin_ia32_vec_ext_v4si): Likewise.
10772 (__builtin_ia32_vec_ext_v8hi): Likewise.
10773 (__builtin_ia32_vec_ext_v16qi): Likewise.
10774 (__builtin_ia32_vec_set_v8hi): Likewise.
10776 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
10778 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
10780 2007-05-25 Richard Sandiford <richard@codesourcery.com>
10782 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
10783 (arm_is_longcall_p): Rename to...
10784 (arm_is_long_call_p): ...this. Take a single tree argument and
10786 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
10787 (CUMULATIVE_ARGS): Remove call_cookie.
10788 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
10789 (ENCODED_LONG_CALL_ATTR_P): Delete.
10790 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
10791 LONG_CALL_FLAG_CHAR cases.
10792 (ARM_DECLARE_FUNCTION_SIZE): Delete.
10793 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
10794 ARM_DECLARE_FUNCTION_SIZE.
10795 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
10796 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
10797 (arm_encode_call_attribute, current_file_function_operand): Delete.
10798 (arm_function_in_section_p): New function.
10799 (arm_is_longcall_p): Rename to...
10800 (arm_is_long_call_p): ...this. Take the target function as a single
10801 argument and return a bool. Do not rely on call cookies. Check
10802 whether the target symbol is in the same section as the current
10803 function, not just the same compilation unit.
10804 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
10805 (arm_encode_section_info): Don't encode a call type.
10806 * config/arm/arm.md (call, call_value): Update calls to
10807 arm_is_long(_)call_p. Simplify logic.
10808 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
10809 Update calls to arm_is_long(_)call_p.
10811 2007-05-25 Richard Guenther <rguenther@suse.de>
10813 PR tree-optimization/31982
10814 * tree-ssa-forwprop.c
10815 (forward_propagate_addr_into_variable_array_index): Handle arrays
10816 with element size one.
10818 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10820 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
10821 (umulsi3_highpart): Likewise.
10823 2007-05-24 Ian Lance Taylor <iant@google.com>
10825 PR rtl-optimization/32069
10826 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
10829 2007-05-24 Ollie Wild <aaw@google.com>
10831 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
10834 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
10836 * postreload-gcse.c (reg_changed_after_insn_p): New function.
10837 (oprs_unchanged_p): Use it to check all registers in a REG.
10838 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
10839 (reg_set_between_after_reload_p): Delete.
10840 (reg_used_between_after_reload_p): Likewise.
10841 (reg_set_or_used_since_bb_start): Likewise.
10842 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
10843 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
10844 Use reg_set_between_p instead of reg_set_between_after_reload_p.
10845 * rtlanal.c (reg_set_p): Check whether REG overlaps
10846 regs_invalidated_by_call, rather than just checking the
10847 membership of REGNO (REG).
10849 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10851 * doc/passes.texi: Document predictive commoning.
10852 * doc/invoke.texi (-fpredictive-commoning): Document.
10853 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
10854 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
10855 adding indices to the generated name.
10856 (schedule_sm): Pass 0 to get_lsm_tmp_name.
10857 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
10858 * tree-pretty-print.c (op_symbol_1): Renamed to ...
10859 (op_symbol_code): ... and exported.
10860 (dump_omp_clause, op_symbol): Use op_symbol_code
10861 instead of op_symbol_1.
10862 * tree-pass.h (pass_predcom): Declare.
10863 * timevar.def (TV_PREDCOM): New timevar.
10864 * tree-ssa-loop.c (run_tree_predictive_commoning,
10865 gate_tree_predictive_commoning, pass_predcom): New.
10866 * tree-data-ref.c (find_data_references_in_loop): Find the
10867 references in dominance order.
10868 (canonicalize_base_object_address): Ensure that the result has
10870 (dr_analyze_innermost): Export.
10871 (create_data_ref): Code to fail for references with invariant
10873 (find_data_references_in_stmt): ... here.
10874 * tree-data-ref.h (dr_analyze_innermost): Declare.
10875 * tree-affine.c: Include tree-gimple.h and hashtab.h.
10876 (aff_combination_find_elt, name_expansion_hash,
10877 name_expansion_eq, tree_to_aff_combination_expand,
10878 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
10880 * tree-affine.h (aff_combination_constant_multiple_p,
10881 tree_to_aff_combination_expand): Declare.
10882 * tree-predcom.c: New file.
10883 * common.opt (fpredictive-commoning): New option.
10884 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
10885 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
10886 * Makefile.in (tree-predcom.o): Add.
10887 (tree-affine.o): Add TREE_GIMPLE_H dependency.
10888 * passes.c (init_optimization_passes): Add dceloop after
10889 copy propagation in loop optimizer. Add predictive commoning
10890 to loop optimizer passes.
10892 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10894 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
10897 2007-05-24 Jan Hubicka <jh@suse.cz>
10899 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
10901 (genheader): Include statistics.h.
10903 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
10905 * print-rtl.c (flag_dump_unnumbered): Update comments.
10906 (print_rtl): Fix my previous change.
10907 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
10910 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10912 PR middle-end/32018
10913 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
10915 (thread_through_all_blocks): Call initialize_original_copy_tables
10916 and free_original_copy_tables.
10917 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
10919 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10920 * cfghooks.c (duplicate_block): Use get_loop_copy.
10921 * cfg.c: Include cfgloop.h.
10922 (loop_copy): New hash table.
10923 (initialize_original_copy_tables): Initialize loop_copy table.
10924 (free_original_copy_tables): Free loop_copy table.
10925 (copy_original_table_clear, copy_original_table_set,
10926 set_loop_copy, get_loop_copy): New functions.
10927 (set_bb_original, set_bb_copy): Use copy_original_table_set.
10928 * cfgloop.h (struct loop): Remove copy field.
10929 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
10930 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
10932 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10934 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
10935 -msse/-msse2/-msse3.
10937 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10939 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
10940 __builtin_ia32_vec_set_v2di with MASK_64BIT.
10942 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
10945 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
10946 * targhooks.h (default_mangle_decl_assembler_name): Declare
10948 * targhooks.c (default_mangle_decl_assembler_name): Define
10950 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
10952 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
10953 * langhooks.c (lhd_set_decl_assembler_name): Call
10954 targetm.mangle_decl_assembler_name for names with global scope.
10956 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
10958 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
10959 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
10961 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
10962 New. Factored out of i386_pe_encode_section_info.
10963 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
10964 Move check for prior decoration of stdcall
10965 symbols to i386_pe_encode_section_info.
10966 (i386_pe_encode_section_info): Adjust call to
10967 gen_stdcall_or_fastcall_suffix. Use
10968 i386_pe_maybe_mangle_decl_assembler_name, if needed.
10969 (i386_pe_mangle_decl_assembler_name): New. Wrap
10970 i386_pe_maybe_mangle_decl_assembler_name.
10972 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10974 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
10975 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
10976 * langhooks.c (get_signed_or_unsigned_type): Don't check for
10977 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
10978 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
10981 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
10982 Nigel Stephens <nigel@mips.com>
10983 Richard Sandiford <richard@codesourcery.com>
10985 Fix up MIPS16 hard float and add support for complex.
10987 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
10988 (TARGET_SOFT_FLOAT_ABI): New.
10989 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
10990 __mips_soft_float to reflect the ABI in use, not whether the
10991 FPU is directly accessible (e.g., in MIPS16 mode).
10992 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
10993 (UNITS_PER_FPVALUE): Likewise.
10995 * config/mips/mips.c (mips_expand_call): Remove redundant
10996 TARGET_MIPS16 check.
10997 (mips_arg_regno): New.
10998 (function_arg_advance): When setting bits in cum->fp_code for
10999 MIPS16, don't subtract 1 from cum->arg_number, since it is now
11001 (function_arg): Use mips_arg_regno.
11002 (mips_return_mode_in_fpr_p): New.
11003 (mips16_call_stub_mode_suffix): New.
11004 (mips16_cfun_returns_in_fpr_p): New.
11005 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
11006 (mips_output_function_prologue): Test mips16_hard_float, not
11007 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
11008 (mips_expand_epilogue): Call MIPS16 helper routines to copy
11009 return value into a floating-point register.
11010 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
11011 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
11012 (mips16_fp_args): Handle MIPS32r2 ISA which supports
11013 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
11014 word of double arguments from or to the high bits of 64-bit
11015 floating point registers.
11016 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
11017 (mips16_fpret_double): New helper function.
11018 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
11019 support for complex modes. Fill in DECL_RESULT for stubdecl.
11020 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
11022 * config/mips/mips16.S
11023 (RET, ARG1, ARG2): New.
11024 (MERGE_GPRf, MERGE_GPRt): New.
11025 (DELAYt, DELAYf): New.
11026 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
11027 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
11028 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
11029 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
11030 (SFOP): Renamed to...
11031 (OPSF3): This, and macro-ified. Updated all uses.
11032 (SFOP2): Renamed to...
11033 (OPSF2): This, and macro-ified. Updated all uses.
11034 (SFCMP): Renamed to...
11035 (CMPSF): This, and macro-ified. Updated all uses.
11036 (SFREVCMP): Renamed to...
11037 (REVCMPSF): This, and macro-ified. Updated all uses.
11038 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
11039 (LDDBL1, LDDBL2, RETDBL): Deleted.
11040 (DFOP): Renamed to...
11041 (OPDF3): This, and macro-ified. Updated all uses.
11042 (DFOP2): Renamed to...
11043 (OPDF2): This, and macro-ified. Updated all uses.
11044 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
11045 (DFCMP): Renamed to...
11046 (CMPDF): This, and macro-ified. Updated all uses.
11047 (DFREVCMP): Renamed to...
11048 (REVCMPDF): This, and macro-ified. Updated all uses.
11049 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
11050 (RET_FUNCTION): New.
11051 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
11052 (__mips16_ret_sc, __mips16_ret_dc): New.
11053 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
11054 STUB_ARGS_6, STUB_ARGS_10): New.
11055 (CALL_STUB_NO_RET): New.
11056 (__mips16_call_stub_1): Macro-ified.
11057 (__mips16_call_stub_5): Macro-ified.
11058 (__mips16_call_stub_2): Macro-ified.
11059 (__mips16_call_stub_6): Macro-ified.
11060 (__mips16_call_stub_9): Macro-ified.
11061 (__mips16_call_stub_10): Macro-ified.
11062 (CALL_STUB_RET): New.
11063 (__mips16_call_stub_sf_0): Macro-ified.
11064 (__mips16_call_stub_sf_1): Macro-ified.
11065 (__mips16_call_stub_sf_5): Macro-ified.
11066 (__mips16_call_stub_sf_2): Macro-ified.
11067 (__mips16_call_stub_sf_6): Macro-ified.
11068 (__mips16_call_stub_sf_9): Macro-ified.
11069 (__mips16_call_stub_sf_10): Macro-ified.
11070 (__mips16_call_stub_df_0): Macro-ified.
11071 (__mips16_call_stub_df_1): Macro-ified.
11072 (__mips16_call_stub_df_5): Macro-ified.
11073 (__mips16_call_stub_df_2): Macro-ified.
11074 (__mips16_call_stub_df_6): Macro-ified.
11075 (__mips16_call_stub_df_9): Macro-ified.
11076 (__mips16_call_stub_df_10): Macro-ified.
11077 (__mips16_call_stub_sc_0): New.
11078 (__mips16_call_stub_sc_1): New.
11079 (__mips16_call_stub_sc_5): New.
11080 (__mips16_call_stub_sc_2): New.
11081 (__mips16_call_stub_sc_6): New.
11082 (__mips16_call_stub_sc_9): New.
11083 (__mips16_call_stub_sc_10): New.
11084 (__mips16_call_stub_dc_0): New.
11085 (__mips16_call_stub_dc_1): New.
11086 (__mips16_call_stub_dc_5): New.
11087 (__mips16_call_stub_dc_2): New.
11088 (__mips16_call_stub_dc_6): New.
11089 (__mips16_call_stub_dc_9): New.
11090 (__mips16_call_stub_dc_10): New.
11092 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
11093 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
11094 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
11096 2007-05-23 Ian Lance Taylor <iant@google.com>
11098 * doc/invoke.texi (Invoking GCC): Document that the order of the
11101 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
11104 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
11105 * config/score/predicate.md (const_pow2, const_npow2): Remove.
11106 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
11110 * config/score/score.c (score_print_operand): Make sure that only
11111 lower bits are used.
11113 2007-05-22 Ian Lance Taylor <iant@google.com>
11115 * tree-vrp.c (avoid_overflow_infinity): New static function,
11116 broken out of set_value_range_to_value.
11117 (set_value_range_to_value): Call avoid_overflow_infinity.
11118 (extract_range_from_assert): Likewise.
11120 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11122 PR middle-end/31095
11123 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
11124 change the type before looking for a COMPOUND_EXPR.
11126 2007-05-22 Ian Lance Taylor <iant@google.com>
11128 * lower-subreg.c (decompose_multiword_subregs): If we change an
11129 insn, call remove_retval_note on it.
11131 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
11133 * regs.h (end_hard_regno): New function.
11134 (END_HARD_REGNO, END_REGNO): New macros.
11135 (add_to_hard_reg_set): New function.
11136 (remove_from_hard_reg_set): Likewise.
11137 (in_hard_reg_set_p): Likewise.
11138 (overlaps_hard_reg_set_p): Likewise.
11139 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
11140 (note_btr_set): Use END_HARD_REGNO.
11141 * caller-save.c (setup_save_areas): Use end_hard_regno.
11142 (mark_set_regs): Use END_HARD_REGNO.
11143 (add_stored_regs): Use end_hard_regno.
11144 (mark_referenced_regs): Use add_to_hard_reg_set.
11145 * combine.c (update_table_tick): Use END_REGNO.
11146 (record_value_for_reg): Likewise.
11147 (record_dead_and_set_regs): Likewise.
11148 (get_last_value_validate): Likewise.
11149 (use_crosses_set_p): Likewise.
11150 (reg_dead_at_p_1): Likewise.
11151 (reg_dead_at_p): Likewise.
11152 (mark_used_regs_combine): Use add_to_hard_reg_set.
11153 (move_deaths): Use END_HARD_REGNO.
11154 (reg_bitfield_target_p): Use end_hard_regno.
11155 (distribute_notes): Use END_HARD_REGNO.
11156 * cse.c (mention_regs): Use END_REGNO.
11157 (insert): Use add_to_hard_reg_set.
11158 (invalidate): Use END_HARD_REGNO.
11159 (invalidate_for_call): Likewise.
11160 (exp_equiv_p): Use END_REGNO.
11161 (cse_insn): Likewise.
11162 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
11163 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
11164 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
11165 * function.c (keep_stack_depressed): Use end_hard_regno.
11166 * global.c (global_alloc): Use end_hard_regno.
11167 (global_conflicts): Use add_to_hard_reg_set instead of
11169 (find_reg): Likewise.
11170 (mark_reg_store): Likewise.
11171 (mark_reg_conflicts): Likewise.
11172 (mark_reg_death): Use remove_from_hard_reg_set.
11173 (mark_reg_live_nc): Delete.
11174 (set_preference): Use end_hard_regno.
11175 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
11176 remove_from_hard_reg_set.
11177 (post_mark_life): Use add_to_hard_reg_set.
11178 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
11179 (reg_becomes_live): Use add_to_hard_reg_set.
11180 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
11181 (peep2_find_free_register): Use add_to_hard_reg_set.
11182 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
11183 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
11184 * regrename.c (note_sets): Use add_to_hard_reg_set.
11185 (clear_dead_regs): Use remove_from_hard_reg_set.
11186 (regrename_optimize): Use add_to_hard_reg_set.
11187 (find_oldest_value_reg): Use in_hard_reg_set_p.
11188 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
11189 (hard_reg_set_here_p): Use end_hard_regno.
11190 (decompose): Likewise.
11191 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
11192 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
11193 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
11194 (mark_home_live): Use end_hard_regno.
11195 (spill_hard_reg): Likewise.
11196 (clear_reload_reg_in_use): Likewise.
11197 * reorg.c (delete_prior_computation): Use END_REGNO.
11198 * resource.c (update_live_status): Use END_HARD_REGNO.
11199 (mark_referenced_resources): Use add_to_hard_reg_set.
11200 (mark_set_resources): Likewise.
11201 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
11202 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
11203 (reg_overlap_mentioned_p): Likewise.
11204 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
11205 (covers_regno_no_parallel_p): Use END_REGNO.
11206 (find_regno_note): Likewise.
11207 (find_reg_fusage): Use END_HARD_REGNO.
11208 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
11209 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
11211 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
11213 * mode-switching.c (reg_dies): Change type of second argument to
11215 (optimize_mode_switching): Update accordingly.
11217 2007-05-22 Richard Sandiford <richard@codesourcery.com>
11219 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
11221 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
11222 (hard_reg_set_empty_p): ...these new functions.
11223 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
11224 GO_IF_HARD_REG_SUBSET.
11225 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
11226 instead of GO_IF_HARD_REG_EQUAL.
11227 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
11228 instead of GO_IF_HARD_REG_EQUAL.
11229 * global.c (find_reg): Use hard_reg_set_empty_p instead of
11230 GO_IF_HARD_REG_SUBSET.
11231 (modify_reg_pav): Use hard_reg_set_empty_p instead of
11232 GO_IF_HARD_REG_EQUAL.
11233 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
11234 of GO_IF_HARD_REG_SUBSET.
11235 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
11236 instead of GO_IF_HARD_REG_EQUAL.
11237 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
11238 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
11239 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
11240 of GO_IF_HARD_REG_SUBSET,
11241 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
11242 GO_IF_HARD_REG_SUBSET.
11243 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
11244 instead of GO_IF_HARD_REG_EQUAL.
11245 * config/sh/sh.c (push_regs, calc_live_regs): Use
11246 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
11247 (hard_regs_intersect_p): Delete.
11249 2007-05-22 Janis Johnson <janis187@us.ibm.com>
11251 * doc/sourcebuild.texi (Test Directives) Add dg-message.
11253 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
11254 Richard Henderson <rth@redhat.com>
11256 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
11258 (x86_64-*-*): Likewise.
11260 * i386/i386-modes.def (V2QI): New.
11262 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
11264 (override_options): Support SSE4.1.
11265 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
11266 (IX86_BUILTIN_BLENDPS): Likewise.
11267 (IX86_BUILTIN_BLENDVPD): Likewise.
11268 (IX86_BUILTIN_BLENDVPS): Likewise.
11269 (IX86_BUILTIN_PBLENDVB128): Likewise.
11270 (IX86_BUILTIN_PBLENDW128): Likewise.
11271 (IX86_BUILTIN_DPPD): Likewise.
11272 (IX86_BUILTIN_DPPS): Likewise.
11273 (IX86_BUILTIN_INSERTPS128): Likewise.
11274 (IX86_BUILTIN_MOVNTDQA): Likewise.
11275 (IX86_BUILTIN_MPSADBW128): Likewise.
11276 (IX86_BUILTIN_PACKUSDW128): Likewise.
11277 (IX86_BUILTIN_PCMPEQQ): Likewise.
11278 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
11279 (IX86_BUILTIN_PMAXSB128): Likewise.
11280 (IX86_BUILTIN_PMAXSD128): Likewise.
11281 (IX86_BUILTIN_PMAXUD128): Likewise.
11282 (IX86_BUILTIN_PMAXUW128): Likewise.
11283 (IX86_BUILTIN_PMINSB128): Likewise.
11284 (IX86_BUILTIN_PMINSD128): Likewise.
11285 (IX86_BUILTIN_PMINUD128): Likewise.
11286 (IX86_BUILTIN_PMINUW128): Likewise.
11287 (IX86_BUILTIN_PMOVSXBW128): Likewise.
11288 (IX86_BUILTIN_PMOVSXBD128): Likewise.
11289 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
11290 (IX86_BUILTIN_PMOVSXWD128): Likewise.
11291 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
11292 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
11293 (IX86_BUILTIN_PMOVZXBW128): Likewise.
11294 (IX86_BUILTIN_PMOVZXBD128): Likewise.
11295 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
11296 (IX86_BUILTIN_PMOVZXWD128): Likewise.
11297 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
11298 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
11299 (IX86_BUILTIN_PMULDQ128): Likewise.
11300 (IX86_BUILTIN_PMULLD128): Likewise.
11301 (IX86_BUILTIN_ROUNDPD): Likewise.
11302 (IX86_BUILTIN_ROUNDPS): Likewise.
11303 (IX86_BUILTIN_ROUNDSD): Likewise.
11304 (IX86_BUILTIN_ROUNDSS): Likewise.
11305 (IX86_BUILTIN_PTESTZ): Likewise.
11306 (IX86_BUILTIN_PTESTC): Likewise.
11307 (IX86_BUILTIN_PTESTNZC): Likewise.
11308 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
11309 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
11310 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
11311 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
11312 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
11313 (bdesc_ptest): New.
11314 (bdesc_sse_3arg): Likewise.
11315 (bdesc_2arg): Likewise.
11316 (bdesc_1arg): Likewise.
11317 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
11319 (ix86_expand_sse_4_operands_builtin): New.
11320 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
11321 smaller than 8 bits as the 2nd arg.
11322 (ix86_expand_sse_ptest): New.
11323 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
11324 (ix86_expand_vector_set): Support SSE4.1.
11325 (ix86_expand_vector_extract): Likewise.
11327 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
11328 __SSE4_1__ for -msse4.1.
11330 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
11331 (UNSPEC_INSERTPS): Likewise.
11332 (UNSPEC_DP): Likewise.
11333 (UNSPEC_MOVNTDQA): Likewise.
11334 (UNSPEC_MPSADBW): Likewise.
11335 (UNSPEC_PHMINPOSUW): Likewise.
11336 (UNSPEC_PTEST): Likewise.
11337 (UNSPEC_ROUNDP): Likewise.
11338 (UNSPEC_ROUNDS): Likewise.
11340 * config/i386/i386.opt (msse4.1): New for SSE4.1.
11342 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
11343 (const_pow2_1_to_32768_operand): Likewise.
11345 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
11348 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
11350 (sse4_1_insertps): Likewise.
11351 (*sse4_1_extractps): Likewise.
11352 (sse4_1_ptest): Likewise.
11353 (sse4_1_mulv2siv2di3): Likewise.
11354 (*sse4_1_mulv4si3): Likewise.
11355 (*sse4_1_smax<mode>3): Likewise.
11356 (*sse4_1_umax<mode>3): Likewise.
11357 (*sse4_1_smin<mode>3): Likewise.
11358 (*sse4_1_umin<mode>3): Likewise.
11359 (sse4_1_eqv2di3): Likewise.
11360 (*sse4_1_pinsrb): Likewise.
11361 (*sse4_1_pinsrd): Likewise.
11362 (*sse4_1_pinsrq): Likewise.
11363 (*sse4_1_pextrb): Likewise.
11364 (*sse4_1_pextrb_memory): Likewise.
11365 (*sse4_1_pextrw_memory): Likewise.
11366 (*sse4_1_pextrq): Likewise.
11367 (sse4_1_blendpd): Likewise.
11368 (sse4_1_blendps): Likewise.
11369 (sse4_1_blendvpd): Likewise.
11370 (sse4_1_blendvps): Likewise.
11371 (sse4_1_dppd): Likewise.
11372 (sse4_1_dpps): Likewise.
11373 (sse4_1_movntdqa): Likewise.
11374 (sse4_1_mpsadbw): Likewise.
11375 (sse4_1_packusdw): Likewise.
11376 (sse4_1_pblendvb): Likewise.
11377 (sse4_1_pblendw): Likewise.
11378 (sse4_1_phminposuw): Likewise.
11379 (sse4_1_extendv8qiv8hi2): Likewise.
11380 (*sse4_1_extendv8qiv8hi2): Likewise.
11381 (sse4_1_extendv4qiv4si2): Likewise.
11382 (*sse4_1_extendv4qiv4si2): Likewise.
11383 (sse4_1_extendv2qiv2di2): Likewise.
11384 (*sse4_1_extendv2qiv2di2): Likewise.
11385 (sse4_1_extendv4hiv4si2): Likewise.
11386 (*sse4_1_extendv4hiv4si2): Likewise.
11387 (sse4_1_extendv2hiv2di2): Likewise.
11388 (*sse4_1_extendv2hiv2di2): Likewise.
11389 (sse4_1_extendv2siv2di2): Likewise.
11390 (*sse4_1_extendv2siv2di2): Likewise.
11391 (sse4_1_zero_extendv8qiv8hi2): Likewise.
11392 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
11393 (sse4_1_zero_extendv4qiv4si2): Likewise.
11394 (*sse4_1_zero_extendv4qiv4si2): Likewise.
11395 (sse4_1_zero_extendv2qiv2di2): Likewise.
11396 (*sse4_1_zero_extendv2qiv2di2): Likewise.
11397 (sse4_1_zero_extendv4hiv4si2): Likewise.
11398 (*sse4_1_zero_extendv4hiv4si2): Likewise.
11399 (sse4_1_zero_extendv2hiv2di2): Likewise.
11400 (*sse4_1_zero_extendv2hiv2di2): Likewise.
11401 (sse4_1_zero_extendv2siv2di2): Likewise.
11402 (*sse4_1_zero_extendv2siv2di2): Likewise.
11403 (sse4_1_roundpd): Likewise.
11404 (sse4_1_roundps): Likewise.
11405 (sse4_1_roundsd): Likewise.
11406 (sse4_1_roundss): Likewise.
11407 (mulv4si3): Don't expand for SSE4.1.
11408 (smax<mode>3): Likewise.
11409 (umaxv4si3): Likewise.
11410 (uminv16qi3): Likewise.
11411 (umin<mode>3): Likewise.
11412 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
11414 * doc/extend.texi: Document SSE4.1 built-in functions.
11416 * doc/invoke.texi: Document -msse4.1.
11418 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
11420 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
11421 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
11422 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
11423 (ASM_SPEC): Add asm_pcrel_spec.
11424 (EXTRA_SPECS): Add asm_pcrel_spec.
11426 2007-05-21 David Daney <ddaney@avtrex.com>
11428 * doc/install.texi (Building a cross compiler): Add requirements
11429 for Java cross compiler.
11431 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11433 PR middle-end/31995
11434 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
11435 Add loopno argument. Use evolution_function_is_invariant_rec_p
11436 instead of evolution_function_is_constant_p.
11437 Update calls to evolution_function_is_affine_multivariate_p.
11438 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
11439 Add loopno argument.
11440 * tree-scalar-evolution.c (gather_chrec_stats): Call
11441 evolution_function_is_affine_multivariate_p with a loop
11443 * tree-data-ref.c (analyze_miv_subscript): Likewise.
11444 (analyze_overlapping_iterations): Likewise.
11445 (access_functions_are_affine_or_constant_p): Likewise.
11446 (build_classic_dist_vector_1): If the access functions
11447 are equal, don't do anything.
11449 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
11450 Paolo Carlini <pcarlini@suse.de>
11451 Uros Bizjak <ubizjak@gmail.com>
11453 * c-cppbuiltin.c (c_cpp_builtins): Define
11454 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
11455 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
11456 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
11457 * doc/cpp.texi ([Standard Predefined Macros]): Document.
11459 2007-05-21 Mike Stump <mrs@apple.com>
11461 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
11463 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
11465 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
11467 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
11468 implementation if __OPTIMIZE__ is not defined.
11469 (_mm_alignr_pi8): Ditto.
11470 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
11471 (_mm_inserti_si64): Ditto.
11472 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
11473 (_mm_slli_epi16): Ditto.
11474 (_mm_slli_epi32): Ditto.
11475 (_mm_slli_epi64): Ditto.
11476 (_mm_srai_epi16): Ditto.
11477 (_mm_srai_epi32): Ditto.
11478 (_mm_srli_si128): Ditto.
11479 (_mm_slli_si128): Ditto.
11480 (_mm_srli_epi16): Ditto.
11481 (_mm_srli_epi32): Ditto.
11482 (_mm_srli_epi64): Ditto.
11483 (_mm_extract_epi16): Ditto.
11484 (_mm_insert_epi16): Ditto.
11485 (_mm_shufflehi_epi16): Ditto.
11486 (_mm_shufflelo_epi16): Ditto.
11487 (_mm_shuffle_epi32): Ditto.
11488 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
11489 (_m_pextrw): Ditto.
11490 (_mm_insert_pi16): Ditto.
11491 (_m_pinsrw): Ditto.
11492 (_mm_shuffle_pi16): Ditto.
11493 (_m_pshufw): Ditto.
11494 (_mm_shufle_ps): Ditto.
11495 (_mm_prefetch): Ditto.
11497 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
11499 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
11500 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
11501 * real.c (encode_i370_single, decode_i370_single,
11502 encode_i370_double, decode_i370_double): Functions removed.
11503 (i370_single_format, i370_double_format): Initializations removed.
11504 (real_maxval, round_for_format, exact_real_truncate, significand_size):
11505 Consider the log2_b field to always be one.
11506 (ieee_single_format, mips_single_format, coldfire_single_format,
11507 ieee_double_format, mips_double_format, coldfire_double_format,
11508 ieee_extended_motorola_format, ieee_extended_intel_96_format,
11509 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
11510 ibm_extended_format, mips_extended_format, ieee_quad_format,
11511 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
11512 decimal_single_format, decimal_double_format, decimal_quad_format,
11513 c4x_single_format, c4x_extended_format, real_internal_format): Remove
11514 initialization of log2_b.
11515 * real.h (i370_single_format, i370_double_format): Declarations
11517 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
11518 field to always be one.
11520 2007-05-21 Andreas Schwab <schwab@suse.de>
11522 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
11523 NOTE_INSN_BASIC_BLOCK_P.
11524 (process_for_unwind_directive): Likewise.
11526 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
11528 * builtins.c (expand_builtin_setjmp_setup): Update comment.
11529 * function.h (struct function): Move va_list_gpr_size,
11530 va_list_fpr_size, function_frequency to front of bitfields. Add
11532 (current_function_calls_unwind_init): New.
11533 * except.c (expand_builtin_unwind_init): Set
11534 current_function_calls_unwind_init not
11535 current_function_has_nonlocal_label.
11536 * reload1.c (has_nonexceptional_receiver): New.
11537 (reload): Use it and current_function_calls_unwind_init to
11538 determine whether call-saved regs must be saved.
11540 2007-05-20 Jan Hubicka <jh@suse.cz>
11542 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
11543 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11544 * ddg.c (create_ddg): LIkewise.
11545 * final.c (final): Remove hunk moving line number notes around since
11546 they are no longer present at this stage.
11547 (final_scan_insn): Use NOTE_KIND instead of
11548 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11549 (output_asm_label): Likewise.
11550 * reorg.c (dbr_schedule): Likewise.
11551 * haifa-sched.c (unlink_other_notes): Likewise.
11552 * mode-switching.c (optimize_mode_switching): Likewise.
11553 * graph.c (start_bb): Likewise.
11554 * rtl.def (NOTE): Update description.
11555 * jump.c (squeeze_notes): Delete.
11556 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
11557 NOTE_INSN_BASIC_BLOCK_P when possible.
11558 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
11559 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
11560 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11561 (dwarf2out_var_location): Likewise.
11562 * cfgbuild.c (make_edges): Likewise.
11563 (find_basic_blocks_1): Likewise.
11564 * function.c (reorder_blocks_1): Likewise.
11565 (epilogue_done): Likewise.
11566 (reposition_prologue_and_epilogue_notes): Likewise.
11567 * print-rtl.c (print_rtx): Likewise; drop code for printing
11569 (print_rtl): Likewise.
11570 (print_rtl_single): Likewise.
11571 * gcse.c (insert_insn_start_bb): Likewise.
11572 * alias.c (init_alias_analysis): Likewise.
11573 * calls.c (fixup_tail_calls): Likewise.
11574 * except.c (sjlj_emit_function_enter): Likewise.
11575 * emit-rtl.c (add_insn_after): Likeiwse.
11576 (emit_label_before): Likewise.
11577 (emit_label_after): Likewise.
11578 (emit_note_before, emit_note_after, emit_note): Update
11579 parameter to be enum insn_note; do not deal with source
11581 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
11582 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
11584 (merge_blocks_move_successor_nojumps): Simplify now when
11585 we don't have BLOCK notes.
11586 (try_optimize_cfg): Likewise.
11587 * cfglayout.c (skip_insns_after_block): Likewise.
11588 (record_effective_endpoints): Likewise.
11589 (duplicate_insn_chain): Likewise.
11590 * varasm.c (output_constant_pool_1): Likewise.
11591 * sched-deps.c (sched_analyze): Likewise.
11592 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
11594 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
11595 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
11596 (SET_INSN_DELETED): Simplify.
11597 (NOTE_LINE_NUMBER): Exterminate.
11598 (NOTE_LINE_KIND): New.
11599 (NOTE_INSN_BASIC_BLOCK_P): Update.
11600 (enum insn_note): Simplify.
11601 (GET_NOTE_INSN_NAME) Simplify.
11602 (emit_note_before, emit_note_after, emit_note): Update prototype.
11603 (squeeze_notes): Remove.
11604 * sched-int.h (NOTE_NOT_BB_P): Update.
11605 * resource.c (mark_target_live_regs): Update.
11606 * sched-rgn.c (debug_dependencies): Update.
11607 * sched-vis.c (print_insn): Update.
11608 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
11609 * config/i386/i386.c (ix86_output_function_epilogue): Update.
11610 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
11611 (TARGET_ADJUST_UNROLL_MAX): Likewise.
11612 (split_branches): Update.
11613 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
11615 (sh_adjust_unroll_max): Exterminate.
11616 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
11617 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
11618 (m68hc11_reorg): Likewise.
11619 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
11620 (emit_predicate_relation_info): Update.
11621 (process_for_unwind_directive): Update.
11622 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
11623 (output_call): Update.
11624 * config/pa/pa.c (output_lbranch): Update.
11625 (output_millicode_call): Update.
11626 (output_call): Update.
11627 (pa_combine_instructions): Update.
11628 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
11629 * config/bfin/bfin.c (gen_one_bundle): Update.
11630 * cfgrtl.c (can_delete_note_p): Update.
11631 (delete_insn): Update.
11632 (rtl_merge_blocks): Update.
11633 (commit_one_edge_insertion): Update.
11634 (rtl_verify_flow_info): Update.
11635 * stmt.c (expand_case): Do not call squeeze_notes.
11637 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11644 * c.opt (Wtype-limits): New.
11645 * doc/invoke.texi (Wtype-limits): Document it.
11646 (Wextra): Enabled by -Wextra.
11647 * c-opts.c (c_common_post_options): Enabled by -Wextra.
11648 * c-common.c (shorten_compare): Warn with Wtype-limits.
11650 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11652 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
11653 inlined function, not as a macro.
11654 (_mm_alignr_pi8): Ditto.
11655 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
11656 (_mm_inserti_si64): Ditto.
11657 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
11658 (_mm_extract_epi16): Ditto.
11659 (_mm_insert_epi16): Ditto.
11660 (_mm_shufflehi_epi16): Ditto.
11661 (_mm_shufflelo_epi16): Ditto.
11662 (_mm_shuffle_epi32): Ditto.
11663 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
11664 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
11666 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
11668 (_m_to_float): Use C89 compatible assignment.
11670 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
11673 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
11675 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11678 * doc/invoke.texi (Wreturn-type): Complete description.
11679 (Wextra): Delete item about return-type warning.
11680 * c-decl.c: Delete redundant Wextra warning.
11682 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11685 * config/i386/pmmintrin.h: Do not include xmmintrin.h
11686 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
11687 inlined function, not as a macro.
11688 (_mm_prefetch): Ditto.
11689 (_m_pextrw): Ditto.
11690 (_mm_insert_pi16): Ditto.
11691 (_m_pinsrw): Ditto.
11692 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
11693 (_m_pshufw): Ditto. Add const to __N argument.
11694 (_mm_shufle_ps): Ditto. Add const to __mask argument.
11695 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
11696 (_mm_slli_epi32): Ditto.
11697 (_mm_srli_si128): Implement as always inlined function, not as a
11698 macro. Add __inline to function declaration.
11699 (_mm_slli_si128): Ditto.
11701 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
11703 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
11704 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
11706 (struct fenv): New structure.
11707 (FP_HANDLE_EXCEPTIONS): New define.
11708 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
11709 (_FP_DECL_EXP): New define.
11710 (FP_INIT_ROUNDMODE): New define.
11711 (FP_ROUNDMODE): New define.
11713 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11715 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
11716 (Wconversion): Update description.
11717 (Wconversion-sign): New.
11718 * c.opt (Wconversion-sign): New.
11719 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
11720 means disabled for C++. Otherwise, take the status of Wconversion.
11721 * c-common.c (conversion_warning): Warn with either Wconversion or
11723 (warnings_for_convert_and_check): Conditions are already checked by
11724 conversion_warning.
11725 (convert_and_check): Don't check warnings if the conversion failed.
11727 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
11728 Anatoly Sokolov <aesok@dol.ru>
11730 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
11731 avr_epilogue_uses) : Add declaration.
11732 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
11733 * config/avr/constraints.md (R): New constraint.
11734 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
11735 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
11736 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
11737 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
11738 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
11739 call_prologue_saves, epilogue_restores, return_from_epilogue,
11740 return_from_main_epilogue, return_from_interrupt_epilogue,
11741 return_from_naked_epilogue, prologue, epilogue): New patterns.
11742 (jump): Handle symbol reference.
11743 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
11744 avr_output_function_prologue, avr_output_function_epilogue): Remove
11746 (avr_init_machine_status, expand_prologue, expand_epilogue,
11747 avr_asm_function_end_prologue, avr_epilogue_uses,
11748 avr_asm_function_begin_epilogue): New functions.
11749 (prologue_size, epilogue_size, jump_tables_size): Remove global
11751 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
11752 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
11753 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
11754 (avr_override_options): Initialise init_machine_status.
11755 (output_movhi): Handle all stack pointer loads.
11756 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
11757 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
11758 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
11759 (EPILOGUE_USES) Redefine.
11760 (machine_function) Declare.
11762 2007-05-19 Richard Sandiford <richard@codesourcery.com>
11764 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
11765 Use a single return statement.
11767 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11769 PR middle-end/30250
11770 * builtins.c (do_mpfr_lgamma_r): New.
11771 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
11772 * tree.h (CASE_FLT_FN_REENT): New.
11774 2007-05-18 Geoffrey Keating <geoffk@apple.com>
11776 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
11777 (output_die): Use 'unsigned long' with %x.
11778 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
11779 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
11780 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
11782 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
11784 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
11789 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
11790 true if function has no argument.
11792 2007-05-18 DJ Delorie <dj@redhat.com>
11794 * config/mips/mips.c (mips_offset_within_alignment_p): New.
11795 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
11797 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
11799 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
11800 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
11801 count_trailing_zeros.
11802 (__i386__): Implement count_leading_zeros using __builtin_clz().
11803 Implement count_trailing_zeros usign __builtin_ctz().
11805 2007-05-18 Richard Sandiford <richard@codesourcery.com>
11807 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
11809 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
11811 PR middle-end/31344
11812 * expr.c (emit_move_change_mode): Change mode of push operands here.
11814 2007-05-17 Ian Lance Taylor <iant@google.com>
11816 PR tree-optimization/31953
11817 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
11818 Change all callers.
11819 (set_value_range_to_null): Call set_value_range_to_value.
11820 (extract_range_from_comparison): Likewise.
11822 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11824 * toplev.c (print_version): Output GMP/MPFR version info.
11826 * builtins.c (CASE_MATHFN_REENT): New macro.
11827 (mathfn_built_in): Use it.
11828 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
11829 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
11830 BUILT_IN_LGAMMAL_R): New.
11831 * doc/extend.texi: Document new builtins.
11833 PR middle-end/31796
11834 * builtins.c (do_mpfr_remquo): New.
11835 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
11836 (fold_builtin_3): Handle BUILT_IN_REMQUO.
11838 PR middle-end/30251
11839 * builtins.c (fold_builtin_1): Handle y0, y1.
11840 (fold_builtin_2): Handle yn.
11842 PR middle-end/30251
11843 * builtins.c (do_mpfr_bessel_n): New.
11844 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
11845 (fold_builtin_2): Handle BUILT_IN_JN.
11847 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
11850 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
11851 TYPE_PRECISION (intmax_type_node).
11853 2007-05-17 Steve Ellcey <sje@cup.hp.com>
11856 * reload.c (subst_reloads): Remove checking.
11858 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
11860 PR rtl-optimization/31691
11861 * combine.c (simplify_set): Build a new src pattern instead of
11862 substituting its operands in the COMPARE case.
11864 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
11866 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
11867 (execute_vrp): Preserve loops through jump threading.
11868 * tree-ssa-threadupdate.c (thread_single_edge,
11869 dbds_continue_enumeration_p, determine_bb_domination_status,
11870 thread_through_loop_header): New functions.
11871 (create_edge_and_update_destination_phis,
11872 create_edge_and_update_destination_phis): Set loops for the new blocks.
11873 (prune_undesirable_thread_requests): Removed.
11874 (redirect_edges): Do not pretend that redirect_edge_and_branch can
11876 (thread_block): Do not call prune_undesirable_thread_requests.
11878 (mark_threaded_blocks): Select edges to thread here.
11879 (thread_through_all_blocks): Take may_peel_loop_headers argument.
11880 Thread edges through loop headers independently.
11881 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
11882 * tree-pass.h (TODO_mark_first_instance): New.
11883 (first_pass_instance): Declare.
11884 * cfghooks.c (duplicate_block): Put the block to the original loop
11885 if copy is not specified.
11886 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
11887 jump threading. Pass may_peel_loop_headers to
11888 thread_through_all_blocks according to first_pass_instance.
11889 * cfgloop.h (create_preheader): Declare.
11890 * tree-flow.h (thread_through_all_blocks): Declaration changed.
11891 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
11892 * passes.c (first_pass_instance): New variable.
11893 (next_pass_1): Set TODO_mark_first_instance.
11894 (execute_todo): Set first_pass_instance.
11896 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
11898 PR tree-optimization/24659
11899 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
11900 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
11901 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
11902 OTI_vec_pack_ufix_trunc.
11903 (vec_unpacks_float_hi_optab): Define new macro.
11904 (vec_unpacks_float_lo_optab): Ditto.
11905 (vec_unpacku_float_hi_optab): Ditto.
11906 (vec_unpacku_float_lo_optab): Ditto.
11907 (vec_pack_sfix_trunc_optab): Ditto.
11908 (vec_pack_ufix_trunc_optab): Ditto.
11909 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
11910 and vec_pack_[s|u]fix_trunc_optab using
11911 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
11912 * tree-vectorizer.c (supportable_widening_operation): Handle
11913 FLOAT_EXPR and CONVERT_EXPR. Update comment.
11914 (supportable_narrowing_operation): New function.
11915 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
11916 * tree-vect-transform.c (vectorizable_conversion): Handle
11917 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11918 (vect_gen_widened_results_half): Move before vectorizable_conversion.
11919 (vectorizable_type_demotion): Call supportable_narrowing_operation()
11920 to check for target support.
11921 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
11922 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
11923 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
11924 for VEC_PACK_FIX_TRUNC_EXPR.
11925 (expand_binop): Special case mode of the result for
11926 vec_pack_[u|s]fix_trunc_optab.
11927 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
11928 vec_pack_[u|s]fix_trunc_optab.
11930 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
11931 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
11932 * tree-pretty-print.c (dump_generic_node): Handle
11933 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
11934 VEC_PACK_FIX_TRUNC_EXPR.
11936 * expr.c (expand_expr_real_1): Ditto.
11937 * tree-inline.c (estimate_num_insns_1): Ditto.
11938 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11940 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
11941 (vec_unpacks_float_lo_v8hi): Ditto.
11942 (vec_unpacku_float_hi_v8hi): Ditto.
11943 (vec_unpacku_float_lo_v8hi): Ditto.
11944 (vec_unpacks_float_hi_v4si): Ditto.
11945 (vec_unpacks_float_lo_v4si): Ditto.
11946 (vec_pack_sfix_trunc_v2df): Ditto.
11948 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
11950 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
11951 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
11952 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
11953 [vec_pack_ufix_trunc]: Ditto.
11954 [vec_unpacks_float_hi]: Ditto.
11955 [vec_unpacks_float_lo]: Ditto.
11956 [vec_unpacku_float_hi]: Ditto.
11957 [vec_unpacku_float_lo]: Ditto.
11959 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
11961 * soft-fp/README: Update for new files.
11962 * soft-fp/floattisf.c: New file.
11963 * soft-fp/floattidf.c: New file.
11964 * soft-fp/floattitf.c: New file.
11965 * soft-fp/floatuntisf.c: New file.
11966 * soft-fp/floatuntidf.c: New file.
11967 * soft-fp/floatuntitf.c: New file.
11968 * soft-fp/fixsfti.c: New file.
11969 * soft-fp/fixdfti.c: New file.
11970 * soft-fp/fixtfti.c: New file.
11971 * soft-fp/fixunssfti.c: New file.
11972 * soft-fp/fixunsdfti.c: New file.
11973 * soft-fp/fixunstfti.c: New file.
11974 * soft-fp/extendxftf.c: New file.
11975 * soft-fp/trunctfxf.c: New file.
11977 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
11978 (__trunctfxf2): Ditto.
11980 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
11981 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
11982 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
11983 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
11984 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
11985 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
11987 * config/i386/t-fprules-softfp64: New file.
11988 * config/i386/sfp-machine.h: New file.
11989 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
11990 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
11991 and soft-fp/t-softfp to tmake_file.
11992 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
11993 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
11995 * config/i386/t-linux64 (softfp_wrap_start): New.
11996 (softfp_wrap_end): New.
11997 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
11998 supported for TARGET_64BIT.
12000 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
12002 * c-common.c (c_common_signed_or_unsigned_type): Emulate
12003 c_common_unsigned_type behavior.
12005 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
12007 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
12010 2007-05-16 Eric Christopher <echristo@apple.com>
12012 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
12013 saving after stack push. Set sp_offset whenever we push.
12014 (rs6000_emit_epilogue): Move altivec register restore before
12017 2007-05-16 Richard Sandiford <richard@codesourcery.com>
12019 * configure.ac: Allow sysroots to be relocated under $prefix as
12020 well as $exec_prefix.
12021 * configure: Regenerate.
12023 2007-05-16 Richard Sandiford <richard@codesourcery.com>
12027 2007-05-12 Richard Sandiford <richard@codesourcery.com>
12029 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
12030 (gcc_tooldir): Likewise.
12031 * configure: Regenerate.
12032 * Makefile.in (libsubdir_to_prefix): New variable, based on the
12033 old configure.ac gcc_tooldir setting.
12034 (prefix_to_exec_prefix): New variable.
12035 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
12036 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
12038 2007-05-14 Janis Johnson <janis187@us.ibm.com>
12040 * c-typeck.c (build_binary_op): Return early for error.
12042 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
12044 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
12045 struct nb_iter_bound.
12046 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
12047 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
12048 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
12049 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
12050 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
12051 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
12052 (del_scev_info): Use ggc_free.
12053 (scev_initialize): Allocate scalar_evolution_info in gc memory.
12054 * loop-init.c: Include ggc.h.
12055 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
12056 (loop_optimizer_finalize): Use ggc_free.
12057 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
12058 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
12059 pass_iv_optimize): Add TODO_ggc_collect.
12060 * function.h (struct function): Remove skip marker from
12062 * cfgloop.c: Include ggc.h.
12063 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
12065 (establish_preds): Vector superloops is gc allocated.
12066 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
12068 (flow_loops_find): Vector larray is gc allocated.
12069 (loop_exit_free): Use ggc_free.
12070 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
12071 that head of exits list is now not a part of struct loop.
12072 (record_loop_exits): Allocate exits table in gc memory.
12073 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
12074 that head of exits list is now not a part of struct loop.
12075 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
12076 struct loop_exit): Add GTY marker.
12077 (struct loop): Add GTY marker. Make superloops vector gc allocated.
12078 Add skip marker to aux field. Make head of exits list a separate
12080 (struct loops): Add GTY marker. Make larray vector gc allocated.
12081 Add param marker to exits table.
12082 (get_loops): Type changed.
12083 * Makefile.in (tree-scalar-evolution.o): Add
12084 gt-tree-scalar-evolution.h dependency.
12085 (cfgloop.o, loop-init.o): Add ggc.h dependency.
12086 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
12087 * basic-block.h (struct basic_block_def): Remove skip marker from
12090 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
12092 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
12093 of 0 in the call to expand_expr().
12094 (expand_builtin_mathfn_3): Ditto.
12095 (expand_builtin_interclass_mathfn): Ditto.
12096 (expand_builtin_cexpi): Ditto.
12097 (expand_builtin_int_roundingfn): Ditto.
12098 (expand_builtin_int_roundingfn_2): Ditto.
12099 (expand_builtin_pow): Ditto.
12100 (expand_builtin_powi): Ditto.
12101 (expand_builtin_bswap): Ditto.
12102 (expand_builtin_unop): Ditto.
12103 (expand_builtin_fabs): Ditto.
12104 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
12105 the call to expand_expr().
12106 (expand_builtin_sync_operation): Ditto.
12107 (expand_builtin_compare_and_swap): Ditto.
12108 (expand_builtin_lock_test_and_set): Ditto.
12109 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
12110 instead of 0 in the call to expand_expr().
12111 (expand_builtin_extract_return_addr): Ditto.
12112 (expand_builtin_eh_return): Ditto.
12113 (expand_eh_return): Ditto.
12114 * explow.c (expr_size): Ditto.
12115 * expr.c (optimize_bitfield_assignment_op): Ditto.
12116 (expand_assignement): Ditto.
12117 (store_expr): Ditto.
12118 (store_field): Ditto.
12119 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
12120 the call to expand_expr().
12121 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
12122 in the call to expand_expr().
12123 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
12124 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
12125 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
12127 * optabs.c (expand_vec_shift_expr): Ditto.
12128 (expand_vec_cond_expr): Ditto.
12129 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
12130 call to expand_expr().
12131 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
12132 in the call to expand_expr().
12134 2007-05-14 Dave Korn <dave.korn@artimi.com>
12136 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
12138 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
12140 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
12141 instead of c_common_unsigned_type.
12142 (c_common_unsigned_type): Remove.
12143 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
12144 c_common_unsigned_type.
12145 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
12146 c_common_unsigned_type.
12147 * c-common.h (c_common_unsigned_type): Remove.
12148 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
12149 c_common_unsigned_type.
12150 * c-format.c (check_format_types): Use unsigned_type_for instead of
12151 c_common_unsigned_type.
12152 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
12153 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
12154 of c_common_unsigned_type.
12155 * convert.c (convert_to_integer): Use unsigned_type_for instead of
12156 lang_hooks.types.unsigned_type.
12157 * expmed.c (make_tree): Use unsigned_type_for instead of
12158 lang_hooks.types.unsigned_type.
12159 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
12160 lang_hooks.types.unsigned_type.
12161 (build_range_check): Likewise.
12162 (fold_unary): Likewise.
12163 (fold_binary): Likewise.
12164 (fold_ternary): Likewise.
12165 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
12166 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
12167 * tree.c (get_unsigned_type): New.
12168 (unsigned_type_for): Use get_unsigned_type instead of
12169 lang_hooks.types.unsigned_type.
12171 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
12173 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
12174 to m68k_get_function_kind. Update its prototype.
12175 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
12177 (m68k_interrupt_function_p): Return enum m68k_function_type
12178 instead of bool. Rename to m68k_get_function_kind.
12179 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
12180 target is not fido.
12181 (m68k_compute_frame_layout): Don't mark any register for save
12182 if an interrupt_thread attribute is specified.
12183 (m68k_hard_regno_rename_ok): Update a use of
12184 m68k_interrupt_function_p.
12185 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
12186 m68k_interrupt_function_p.
12187 (m68k_function_type): New.
12188 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
12189 for a function with an interrupt_thread attribute.
12190 * doc/extend.texi: Document the interrupt_thread attribute.
12192 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
12194 Fix PR tree-optimization/31911
12195 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
12196 if they didn't change the expression.
12198 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
12200 * tree-scalar-evolution.c (resolve_mixers): Exported.
12201 * tree-scalar-evolution.h (resolve_mixers): Declare.
12202 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
12203 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
12204 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
12205 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
12206 init_array_ref, init_pointer_ref, analyze_indirect_ref,
12207 strip_conversion, analyze_offset_expr, address_analysis,
12208 object_analysis, analyze_offset): Removed.
12209 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
12210 split_constant_offset, canonicalize_base_object_address,
12211 object_address_invariant_in_loop_p, disjoint_objects_p,
12212 dr_may_alias_p, dr_address_invariant_p): New functions.
12213 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
12214 and dr_analyze_alias.
12215 (initialize_data_dependence_relation): Use dr_may_alias_p
12216 and object_address_invariant_in_loop_p.
12217 (compute_self_dependence): Handle the case when
12218 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
12219 (find_data_references_in_stmt): Restrict the analysis of data
12220 references to the given loop nest.
12221 (find_data_references_in_loop): Made static. Pass loop nest to
12222 find_data_references_in_stmt.
12223 (compute_data_dependences_for_loop): Use DR_VOPS.
12224 (free_data_ref): Free DR_VOPS.
12225 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
12226 (struct innermost_loop_behavior): ... new.
12227 (struct base_object_info): Replaced by ...
12228 (struct indices): ... new.
12229 (struct dr_alias): New.
12230 (enum data_ref_type): Removed.
12231 (struct data_reference): Consist of struct innermost_loop_behavior,
12232 struct indices and struct dr_alias.
12233 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
12234 (DR_MEMTAG): Renamed to ...
12235 (DR_SYMBOL_TAG): ... this.
12236 (find_data_references_in_loop): Declaration removed.
12237 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
12238 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
12239 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
12240 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
12242 2007-05-13 Revital Eres <eres@il.ibm.com>
12244 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
12245 which walks virtual def-use chains to find redundant stores.
12246 (dse_optimize_stmt): Call it.
12248 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
12250 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
12251 * passes.c (init_optimization_passes): Move pass_jump_bypass
12254 * basic-block.h (bb_has_eh_pred): Fix style issue.
12256 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
12258 PR rtl-optimization/31848
12259 * loop-invariant.c (move_invariant_reg): If we move an insn
12260 with a REG_EQUAL note, and that insn is not always executed,
12261 remove the REG_EQUAL note.
12263 2007-05-12 Richard Guenther <rguenther@suse.de>
12265 PR tree-optimization/31797
12266 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
12267 propagate into a stmt that has volatile ops.
12269 2007-05-12 Richard Sandiford <richard@codesourcery.com>
12271 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
12272 (gcc_tooldir): Likewise.
12273 * configure: Regenerate.
12274 * Makefile.in (libsubdir_to_prefix): New variable, based on the
12275 old configure.ac gcc_tooldir setting.
12276 (prefix_to_exec_prefix): New variable.
12277 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
12278 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
12280 2007-05-11 Silvius Rus <rus@google.com>
12282 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
12283 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
12284 * c-common.h (strict_aliasing_warning): Change return type.
12285 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
12286 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
12287 (build_c_cast): Condition call to strict_aliasing_warning.
12288 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
12289 * flags.h (set_Wstrict_aliasing): Declare.
12290 * opts.c (set_Wstrict_alising): Define, add call to.
12291 * tree-flow.h (strict_aliasing_warning_backend): Declare.
12292 * tree-ssa-alias-warnings.c: New file.
12293 * tree-ssa-alias.c (compute_may_aliases): Add call to
12294 strict_aliasing_warning_backend.
12296 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
12298 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
12299 Use loop_depth and loop_outer accessor functions.
12300 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
12301 determine_invariantness_stmt, move_computations_stmt): Ditto.
12302 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
12303 add_loop, loopify, unloop, fix_loop_structure): Ditto.
12304 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
12305 * tree-scalar-evolution.c (interpret_loop_phi,
12306 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
12307 instantiate_parameters_1, scev_const_prop): Ditto.
12308 * cfghooks.c (make_forwarder_block): Ditto.
12309 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
12310 * modulo-sched.c (loop_canon_p): Ditto.
12311 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
12312 slpeel_can_duplicate_loop_p): Ditto.
12313 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
12314 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
12315 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
12316 cancel_loop, verify_loop_structure): Ditto.
12317 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
12318 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
12319 superloops vector instead of "pred" array.
12320 (establish_preds): Take father loop as an argument. Initialize the
12322 (flow_loop_tree_node_add): Pass father loop to establish_preds.
12323 Do not initialize loop->outer.
12324 (flow_loop_tree_node_remove): Truncate the superloops vector.
12325 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
12326 "pred" merged to "superloops" vector.
12327 (loop_depth, loop_outer): New.
12328 (fel_init): Use loop_outer.
12330 2007-05-11 Jan Hubicka <jh@suse.cz>
12332 * cgraphunit.c: Include gt-cgraphunit.h
12333 (static_ctors, static_dtors): New static vars.
12334 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
12335 based on implementation in c-common.c
12336 (cgraph_finalize_function): Call record_cdtor_fn.
12337 (cgraph_optimize): Call cgraph_build_cdtor_fns.
12338 * decl.c (finish_function): Do not call c_record_cdtor_fn.
12339 (c_write_global_declarations): Do not call c_build_cdtor_fns.
12340 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
12341 build_cdtor, c_build_cdtor_fns): Remove.
12342 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
12343 c_build_cdtor_fns): Remove prototype.
12345 2007-05-11 Paolo Carlini <pcarlini@suse.de>
12348 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
12349 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
12350 * builtins.c (fold_builtin_memchr): New.
12351 (expand_builtin_memchr): Call the latter.
12352 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
12353 * doc/extend.texi ([Other built-in functions provided by GCC]):
12356 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
12358 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
12359 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
12360 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
12361 PFPO_OP1_TYPE_SHIFT): Constants added.
12362 (DFP_ALL): Mode macro defined.
12363 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
12364 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
12365 Insn definitions added.
12366 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
12367 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
12370 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
12372 PR tree-optimization/31885
12373 * tree-chrec.c (chrec_contains_undetermined): Do not consider
12374 NULL_TREE to be undetermined.
12375 (automatically_generated_chrec_p): Return false for NULL.
12377 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
12379 * config/bfin/bfin.h (MOVE_RATIO): Define.
12381 2007-05-10 Richard Sandiford <richard@codesourcery.com>
12383 * config.gcc (sparc-wrs-vxworks): New target.
12384 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
12385 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
12386 * config/sparc/sparc.h: Include vxworks-dummy.h.
12387 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
12388 include LABEL_REFs too.
12389 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
12390 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
12392 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
12394 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
12395 (sparc_emit_call_insn): New function.
12396 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
12397 functions when generating VxWorks PIC.
12398 * config/sparc/sparc.md (vxworks_load_got): New pattern.
12399 (call, call_value): Use sparc_emit_call_insn instead of
12402 2007-05-09 Bob Wilson <bob.wilson@acm.org>
12404 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
12406 2007-05-09 Bob Wilson <bob.wilson@acm.org>
12408 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
12409 for floating-point values if HOST_BITS_PER_LONG > 32. Use
12410 split_double instead of operand_subword.
12412 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
12414 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
12415 * config/bfin/bfin.c (bfin_local_alignment): New function.
12416 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
12418 2007-05-08 Chao-ying Fu <fu@mips.com>
12420 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
12421 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
12422 (smsub_widen_optab, umsub_widen_optab): Define.
12423 * optabs.c (init_optabs): Initialize smsub_widen_optab and
12425 * genopinit.c (optabs): Fill in smsub_widen_optab and
12427 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
12428 and umsub_widen_optab to implement multiply-subtract sequences.
12429 * config/mips/mips.md (*msac<u>_di): Rename to...
12430 (<u>msubsidi4): ...this. Extend condition to include
12431 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
12432 of operand 0 to "ka" and use the three-operand form of msub<u>
12434 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
12437 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
12439 PR rtl-optimization/28011
12440 * reload.c (push_reload): Set dont_share if IN appears in OUT
12441 also when IN is a PLUS rtx.
12442 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
12445 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
12447 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
12448 call unshare_all_decls.
12449 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
12450 (unshare_all_decls): Remove.
12452 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
12455 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
12458 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
12459 Nigel Stephens <nigel@mips.com>
12461 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
12462 Update comments and all uses.
12463 (MIN_FPRS_PER_FMT): Define.
12464 * config/mips/mips.c (function_arg): Fix to correctly handle
12465 the -mips32r2 -mfp64 -mabi=32 case.
12466 (override_options): Enable use of odd-numbered registers for
12467 SFmode values on MIPS32.
12468 (mips_save_reg_p): Save whole floating-point register pair if
12469 either half is used.
12470 (compute_frame_size): Fix comment.
12472 2007-05-08 Jie Zhang <jie.zhang@analog.com>
12474 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
12475 argument of type bool.
12476 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
12477 argument. Safely select temporary P register according to it.
12478 (do_link): Change call site of add_to_reg accordingly.
12479 (do_unlink): Add epilogue_p as a fourth argument and pass it
12481 (expand_interrupt_handler_epilogue): Change call of do_unlink
12483 (bfin_expand_prologue): Add a third argument sibcall_p.
12484 * config/bfin/bfin.md (epilogue): Change call of
12485 bfin_expand_epilogue accordingly.
12486 (sibcall_epilogue): Likewise.
12487 (eh_return_internal): Likewise.
12489 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
12490 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
12491 * config/bfin/bfin.c (bfin_handle_option): Handle
12492 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
12493 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
12494 Support bf534, bf536 and bf561.
12495 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
12497 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
12500 * config/i386/i386.c (ix86_function_regparm): Process local
12501 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
12503 2007-05-07 Mike Stump <mrs@apple.com>
12505 * doc/invoke.texi (Warning Options): Document that -Wempty-body
12506 also checks for and while statements in C++.
12508 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
12510 * gcc.c (at_file_supplied): New variable.
12511 (main): Set it if we expanded argv.
12512 (do_spec_1): Pass an @-file to the linker if we were called with
12513 an @-file argument and HAVE_GNU_LD.
12514 * collect2.c (at_file_supplied): New variable.
12515 (response_file): New variable.
12516 (collect_exit): Unlink response_file if necessary.
12517 (handler): Likewise.
12518 (do_wait): Likewise.
12519 (main): Set at_file_supplied if we expanded argv.
12520 (collect_execute): Pass an @-file to subprocesses if we were called
12521 with an @-file argument.
12522 * configure.ac: Add define for HAVE_GNU_LD.
12523 * configure: Regenerate.
12524 * config.in: Regenerate.
12526 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
12528 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
12529 operand to HI mode.
12534 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
12536 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
12537 (TARGET_ENCODE_SECTION_INFO): Re-define.
12538 (m32c_encode_section_info): New
12539 (function_vector_handler): New
12540 (current_function_special_page_vector): New
12541 (m32c_special_page_vector_p): New.
12542 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
12544 * config/m32c/jump.md: Added instruction JSRS for functions
12545 with attribute "function_vector".
12546 * doc/extend.texi (function_vector): Added description
12547 for M16C, M32C targets.
12549 2007-05-07 DJ Delorie <dj@redhat.com>
12552 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
12553 ashrpsi3, lshrpsi3): Update shift count constraint.
12555 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
12556 Nathan Froyd <froydnj@codesourcery.com>
12559 * c-incpath.c (add_path): Strip trailing path separators.
12561 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
12563 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
12564 Free dominance info before purging EH edges.
12565 (eliminate_degenerate_phis): Likewise.
12566 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
12568 2007-05-07 Jan Hubicka <jh@suse.cz>
12570 * gimplify.c (gimplify_expr): Do not crash when folding
12571 (void *)(int)&a + 4.
12573 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12576 * c-opts.c (lang_fortran): Make it non static.
12577 * c-common.h (lang_fortran): New prototype.
12578 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
12579 -lang-fortran option was passed by the driver.
12581 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
12583 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
12584 of ASSERT_CHECKING. Tweak message.
12586 2007-05-06 Revital Eres <eres@il.ibm.com>
12589 * loop-unroll.c (insert_var_expansion_initialization):
12590 Initialize the expansions with -zero instead of +zero.
12592 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
12594 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
12595 into pic and non-pic versions. Mark r19 as used for
12596 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
12597 for tgd_load, tld_load and tie_load .
12598 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
12599 version of tgd_load, tld_load and tie_load depending on the
12602 2007-05-04 Ulrich Drepper <drepper@redhat.com>
12603 Jakub Jelinek <jakub@redhat.com>
12605 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
12606 (__do_global_dtors_aux): Use more paranoid loop to run
12607 destructors if HIDDEN_DTOR_LIST_END.
12608 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
12610 2007-05-04 Jakub Jelinek <jakub@redhat.com>
12612 * varasm.c (align_variable): Don't increase alignment for
12613 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
12614 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
12616 2007-05-04 Josh Conner <jconner@apple.com>
12618 * basic-block.h (cdi_direction): Assign values to all enumeration
12620 (dom_computed): Remove.
12621 (dom_info_state): New.
12622 (set_dom_info_availability): New.
12623 * tree-ssa-loop-im.c (determine_invariantness): Initialize
12624 walk_data.dom_direction.
12625 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
12626 instead of dom_computed[].
12627 (split_edge): Likewise.
12628 (create_basic_block): Likewise.
12629 (merge_blocks): Likewise.
12630 * ifcvt.c (find_if_header): Likewise.
12631 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
12632 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
12633 * tree-ssa.c (verify_ssa): Likewise.
12634 * tree-cfg.c (tree_verify_flow_info): Likewise.
12635 (remove_edge_and_dominated_blocks): Likewise.
12636 * dominance.c (dom_computed): Make static.
12637 (calc_dfs_tree_nonrec): Change third param to a bool.
12638 (calc_dfs_tree): Change second param to a bool.
12639 (calc_idioms): Change second param to a bool. Use
12640 dom_convert_dir_to_idx.
12641 (init_dom_info): Validate dir before using.
12642 (dom_convert_dir_to_idx): New.
12643 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
12644 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
12645 (free_dominance_info): Use dom_convert_dir_to_idx.
12646 (get_immediate_dominator): Likewise.
12647 (set_immediate_dominator): Likewise.
12648 (get_dominated_by): Likewise.
12649 (redirect_immediate_dominators): Likewise.
12650 (nearest_common_denominator): Likewise.
12651 (dominated_by_p): Likewise.
12652 (bb_dom_dfs_in): Likewise.
12653 (bb_dom_dfs_out): Likewise.
12654 (recount_dominator): Likewise.
12655 (iterate_fix_dominators): Likewise.
12656 (add_to_dominance_info): Likewise.
12657 (delete_from_dominance_info): Likewise.
12658 (first_dom_son): Likewise.
12659 (next_dom_son): Likewise.
12660 (dom_info_available_p): Likewise.
12661 (dom_info_state): New.
12662 (set_dom_info_availability): New.
12664 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
12666 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
12668 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
12670 2007-05-04 Bob Wilson <bob.wilson@acm.org>
12672 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
12673 (subdi3, subdi_carry): Delete.
12675 2007-05-04 Jan Hubicka <jh@suse.cz>
12676 Richard Guenther <rguenther@suse.de>
12678 * opts.c (decode_options): Do not fiddle with inlining
12679 parameters in case of optimizing for size.
12680 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
12681 for size do nothing.
12682 (cgraph_decide_inlining_of_small_function): When optimizing for
12683 size never inline functions increasing caller size.
12684 (cgraph_early_inlining): Inline for size when optimizing for size.
12686 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
12688 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
12689 logical operations piecewise.
12690 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
12691 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
12692 subdi_sesidi_di): Delete.
12693 (add_with_carry): Produce carry in CC instead of a DREG to shorten
12694 the generated sequence. Allow three-reg add in constraints. Rewrite
12695 the rtl expression for carry to avoid zero_extend of a constant.
12696 (sub_with_carry): New pattern.
12697 (adddi3, subdi3): Change into define_expand. For subtract, generate a
12698 different sequence not involving jumps.
12699 (notbi): Now a named pattern.
12701 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
12703 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
12704 Add the note about a significant loss of accuracy of some
12705 mathematical routines when these options are used.
12707 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12709 * haifa-sched.c (rtx_vec_t): New typedef.
12710 (contributes_to_priority_p): Extract piece of priority () into new
12712 (priority): Use the function. Add assertion.
12713 (rank_for_schedule, set_priorities): Add assertion to check that
12714 insn's priority is initialized.
12715 (clear_priorities, calc_priorities): Change signature. Make it update
12716 all relevant insns. Update all callers ('add_to_speculative_block ()'
12717 and 'create_block_check_twin ()').
12718 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
12719 Add new field 'priority_status'.
12720 (INSN_PRIORITY_STATUS): New macro.
12721 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
12723 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12725 * sched-ebb.c (debug_ebb_dependencies): New static function.
12726 (init_ready_list): Use it.
12728 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
12729 with changed signature and 'debug_rgn_dependencies ()'.
12730 (debug_rgn_dependencies): New static function.
12731 (init_ready_list): Use it.
12733 * sched-int.h (debug_dependencies): Declare.
12735 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
12737 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
12739 2007-05-04 Dirk Mueller <dmueller@suse.de>
12741 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
12743 2007-05-03 Jan Hubicka <jh@suse.cz>
12745 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
12746 ((T1)X op (T1)Y), for pointer type in more cases than before.
12748 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
12750 * tree-object-size.c (plus_expr_object_size): When operand size is
12751 unknown, return unknown.
12753 2007-05-03 Dirk Mueller <dmueller@suse.de>
12755 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
12757 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
12760 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
12762 2007-05-03 Janis Johnson <janis187@us.ibm.com>
12764 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
12766 2007-05-03 Joseph Myers <joseph@codesourcery.com>
12768 * config/soft-fp/double.h, config/soft-fp/extended.h,
12769 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
12770 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
12771 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
12772 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
12775 2007-05-03 Ian Lance Taylor <iant@google.com>
12777 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
12778 MASK_PPC_GFXOPT for 8540 or 8548.
12780 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
12782 * tree-vect-transform.c (vect_update_inits_of_drs): Use
12783 vect_print_dump_info() to output debug information.
12785 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
12788 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
12789 operands of size 2 when operand is not MEM_P.
12791 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
12793 PR tree-optimization/30565
12794 * lambda-code.c (perfect_nestify): Fix updating of dominators.
12796 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
12798 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
12799 (umulsi3_highpart): Use them.
12800 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
12801 for final accumulator to D regisster tranfser.
12803 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
12805 PR tree-optimization/31699
12806 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
12808 (vect_enhance_data_refs_alignment): Compute peel amount using
12809 TYPE_VECTOR_SUBPARTS instead of vf.
12810 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
12812 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
12815 * system.h: Remove inclusion of double-int.h
12816 * tree.h: Include double-int.h
12817 * gengtype.c: Likewise
12818 * cfgloop.h: Likewise
12819 * Makefile.in: Adjust dependencies on double-int.h
12821 2007-05-02 Eric Christopher <echristo@apple.com>
12823 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
12824 -shared to -Zdynamiclib.
12826 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
12829 * c-common.c (strip_pointer_or_array_types): New function.
12830 * c-common.h (strip_pointer_or_array_types): New function declaration.
12832 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
12834 PR tree-optimization/31771
12835 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
12837 2007-05-02 Paul Brook <paul@codesourcery.com>
12839 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
12841 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
12843 PR middle-end/29715
12844 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
12847 2007-05-02 Nick Clifton <nickc@redhat.com>
12849 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
12851 2007-05-02 Richard Guenther <rguenther@suse.de>
12853 PR tree-optimization/31146
12854 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
12855 argument, single_use_p. If we have a single use that is
12856 a conversion to the definition rhs type, propagate that rhs.
12857 (forward_propagate_addr_expr): Pass single_use_p argument
12858 to forward_propagate_addr_expr_1.
12860 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
12862 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
12865 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12867 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
12868 'AMD Family 10 core'.
12870 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12872 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
12873 and athlon64-sse3 as improved versions of k8, opteron and athlon64
12874 with SSE3 instruction set support.
12875 * doc/invoke.texi: Likewise.
12877 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12879 * config/i386/i386.c (override_options): Tuning 32-byte loop
12880 alignment for amdfam10 architecture. Increasing the max loop
12881 alignment to 24 bytes.
12883 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
12885 * config/m68k/constraints.md: New.
12886 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
12887 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
12888 EXTRA_CONSTRAINT): Remove.
12889 * config/m68k/m68k.md: Include constraints.md.
12890 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
12892 2007-05-01 Ian Lance Taylor <iant@google.com>
12894 PR tree-optimization/31739
12895 * tree-vrp.c (vrp_val_is_max): New static function.
12896 (vrp_val_is_min): New static function.
12897 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
12899 (set_value_range): Use vrp_val_is_{max,min}.
12900 (extract_range_from_assert): Likewise.
12901 (extract_range_from_binary_expr): Likewise.
12902 (extract_range_from_unary_expr): Likewise.
12903 (dump_value_range, vrp_meet): Likewise.
12904 (vrp_visit_phi_node): Likewise.
12905 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
12907 2007-05-01 Mark Mitchell <mark@codesourcery.com>
12909 * config/i386/gmon-sol2.c (size_t): New type.
12910 (intptr_t): Likewise.
12911 (s_textsize): Declare as size_t.
12913 (monstartup): Use size_t for sizes.
12914 (_mcount): Save and restore registers.
12915 (internal_mcount): Pass 0 as the first argument to monstartup
12917 (moncontrol): Convert pointer to appropriately sized integer
12918 before passing to profil.
12920 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12922 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
12923 __NO_FPRS__, not just if _SOFT_DOUBLE.
12924 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
12925 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
12926 also for E500 double.
12927 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
12928 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
12931 2007-05-01 Richard Guenther <rguenther@suse.de>
12933 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
12936 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12938 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
12940 2007-05-01 Jan Hubicka <jh@suse.cz>
12942 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
12945 2007-05-01 Jan Hubicka <jh@suse.cz>
12947 * tree.h (maybe_fold_offset_to_component_ref): Remove.
12948 (maybe_fold_offset_to_reference): Declare.
12949 * fold-const.c (fold_unary): Do not fold
12950 (type *)&A into &A->field_of_type_and_offset_0
12951 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
12952 size is unknown, give up.
12953 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
12955 (maybe_fold_offset_to_reference): New.
12956 (maybe_fold_stmt_indirect): Use it.
12957 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
12958 * gimplify.c (gimplify_conversion): Canonicalize conversions to
12960 (gimplify_expr): Likewise for plus_expr.
12962 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
12964 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
12965 bsi_after_labels. Always insert statements before bsi.
12966 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
12967 * predict.c (apply_return_prediction): Check for empty blocks.
12968 * cfgexpand.c (lab_rtx_for_bb): New variable.
12969 (label_rtx_for_bb): Do not create new tree labels.
12970 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
12971 (tree_expand_cfg): Initialize lab_rtx_for_bb.
12972 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
12974 (label_for_bb): Add field used.
12975 (update_eh_label, main_block_label): Mark the label used.
12976 (cleanup_dead_labels): Remove unused labels.
12978 2007-05-01 Richard Guenther <rguenther@suse.de>
12980 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
12981 if it is not about to be set.
12982 (get_value_range): Do not pre-allocate equiv bitmap.
12983 (update_value_range): No need to clear equiv field.
12984 (add_equivalence): Change prototype to get bitmap pointer.
12985 Allocate bitmap here if it is not already.
12986 (extract_range_from_assert): Do not allocate bitmap here.
12987 Update callers to add_equivalence.
12988 (extract_range_from_ssa_name): Likewise.
12989 (get_vr_for_comparison): New static helper.
12990 (compare_name_with_value): Handle NULL equiv bitmap by
12991 peeling the first iteration of the comparison loop.
12992 Use get_vr_for_comparison.
12993 (compare_names): Handle NULL equiv bitmaps by using fake
12994 ones. Use get_vr_for_comparison.
12996 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
12998 * double-int.c (mpz_set_double_int): Moved from
12999 tree-ssa-loop-niter.c.
13000 (mpz_get_double_int): Likewise; also, add option to wrap
13001 out-of-range integers.
13002 * double-int.h: New prototypes for above.
13003 * tree.c (get_static_type_bounds): Moved from
13004 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
13005 TYPE_MAX_VALUE if they exist..
13006 * tree.h: New prototype for above.
13007 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
13008 get_type_bounds calls.
13009 (mpz_set_double_int): Move to double-int.c.
13010 (get_type_bounds): Move to tree.c, rename to
13011 get_static_type_bounds.
13012 (mpz_to_double_int): Move to double-int.c, rename to
13013 mpz_get_double_int.
13015 2007-04-30 Bob Wilson <bob.wilson@acm.org>
13017 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
13018 DIV0 exception can fall through to a normal return.
13020 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
13022 PR middle-end/22156
13023 Temporarily revert:
13024 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13025 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13026 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13027 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13028 initialize align to silence bogus warning.
13029 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13030 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13032 (struct sra_walk_fns): Remove use_all parameter from use.
13033 (sra_hash_tree): Handle BIT_FIELD_REFs.
13034 (sra_elt_hash): Don't hash bitfld blocks.
13035 (sra_elt_eq): Skip them in parent compares as well. Handle
13037 (sra_walk_expr): Don't maintain or pass down use_all_p.
13038 (scan_use): Remove use_all parameter.
13039 (scalarize_use): Likewise. Re-expand assignment to
13040 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13041 output, and re-scalarize after output. Don't mark anything
13043 (scalarize_ldst): Adjust.
13044 (scalarize_walk_gimple_modify_statement): Likewise.
13045 (build_element_name_1): Handle BIT_FIELD_REFs.
13046 (instantiate_element): Don't warn for any element whose parent
13047 is used as a whole.
13048 (instantiate_missing_elements_1): Return the sra_elt.
13049 (canon_type_for_field): New.
13050 (try_instantiate_multiple_fields): New.
13051 (instantiate_missing_elemnts): Use them.
13052 (mark_no_warning): Removed.
13053 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13054 (REPLDUP, sra_build_elt_assignment): New.
13055 (generate_copy_inout): Use them.
13056 (generate_element_copy): Likewise. Handle bitfld differences.
13057 (generate_element_zero): Don't recurse for blocks. Use
13058 sra_build_elt_assignment.
13059 (generate_one_element_int): Take elt instead of var. Use
13060 sra_build_elt_assignment.
13061 (generate_element_init_1): Adjust.
13062 (scalarize_use, scalarize_copy): Use REPLDUP.
13063 (scalarize_ldst): Move assert before dereference.
13064 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13066 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
13069 * tree.c (reconstruct_complex_type): Reconstruct a reference
13071 Also use the same mode for the pointer as the old pointer type.
13073 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13075 * doc/trouble.texi (Interoperation): Remove note about Ultrix
13078 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
13080 PR rtl-optimization/31676
13081 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
13082 (df_refs_record): Call it.
13084 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
13086 * rtl.def (SS_ABS): New code.
13087 * config/bfin/bfin.c (print_operand): New modifier 'v'.
13088 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
13089 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
13090 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
13091 (bfin_init_builtins): Define them.
13092 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
13093 (bfin_expand_builtin): ... and handle the others here.
13094 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
13095 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
13096 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
13097 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
13098 operand is only HImode.
13100 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
13102 * regclass.c (scan_one_insn): Remove splitting of
13105 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
13106 Nigel Stephens <nigel@mips.com>
13108 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
13110 2007-04-28 Jan Hubicka <jh@suse.cz>
13112 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
13113 insn_locators_alloc instead of insn_locators_initialize;
13114 call reset_block_changes.
13115 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13116 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
13117 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
13118 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
13119 * config/score/score.c (th_output_mi_thunk): Likewise.
13120 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
13121 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
13122 tolerate uninitialized locator info.
13125 * function.c (init_function_start): Don't init line number info.
13126 (expand_function_end): Update.
13127 (reset_block_changes, record_block_change, finalize_block_changes,
13128 check_block_change, free_block_changes): Kill.
13129 * function.h (reset_block_changes, record_block_change,
13130 finalize_block_changes, check_block_change, free_block_changes):
13132 (struct function): Remove ib_boundaries_block.
13133 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13134 Use curr_insn_locator to initialize locator.
13135 (emit_line_note): Remove.
13136 * cfgexpand.c (expand_gimple_cond_expr): Update.
13137 (construct_exit_block): Likewise.
13138 (tree_expand_cfg): Initialize/finalize locators.
13139 * expr.c (expand_expr_real): Update.
13140 * cfglayout.c (line_locators_locs, line_locators_lines,
13141 file_locators_locs, file_locators_files): Remove.
13142 (set_block_levels): Move to cfgexpand.c.
13143 (insn_locators_initialize): Remove.
13144 (pass_insn_locators_initialize): Remove.
13145 (locations_locators_locs, locations_locators_vals): New static vars.
13146 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13148 (insn_locators_alloc, insn_locators_finalize,
13149 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13151 (locator_location): New.
13152 (locator_line, locator_file): Rewrite.
13153 * rtl.h (emit_line_note): Kill.
13154 (insn_locators_alloc, insn_locators_finalize,
13155 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13157 * tree-inline.c (initialize_cfun): Do not initialize
13158 ib_boundaries_block.
13159 * passes.c (pass_insn_locators_initialize): Remove.
13161 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
13163 * tree-cfg.c (move_block_to_fn): Release bb from dominance
13164 info. Update last_basic_block correctly.
13166 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
13169 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
13170 register itself to hold the offset constant. Tell flow the use
13171 of r4 and r5 when they are used.
13173 2007-04-27 Richard Guenther <rguenther@suse.de>
13175 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
13176 if we simplified anything.
13177 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
13178 warnings until we did a simplification and the stmt was not
13179 marked as TREE_NO_WARNING.
13181 2007-04-27 Mike Stump <mrs@apple.com>
13183 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
13185 2007-04-27 Ian Lance Taylor <iant@google.com>
13187 PR middle-end/31710
13188 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
13189 TYPE_MAX_VALUE exist, convert them to the new type.
13191 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
13193 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
13194 if it claims to be available.
13195 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
13196 edge is redirected.
13197 (perform_tree_ssa_dce): Always free postdominators.
13199 2007-04-27 Richard Henderson <rth@redhat.com>
13201 * config/alpha/predicates.md (aligned_memory_operand): Mark
13202 as define_special_predicate.
13203 (unaligned_memory_operand, normal_memory_operand): Likewise.
13204 (reg_or_unaligned_mem_operand): Remove.
13205 (any_memory_operand): Match the documentation and check for
13206 non-renumbered pseudos during reload.
13207 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
13208 alpha_secondary_reload_class, update to new interface, make static.
13209 Handle CQImode like HImode. Remove FP subreg check.
13210 (alpha_expand_mov): Use replace_equiv_address.
13211 (alpha_expand_mov_nobwx): Use any_memory_operand.
13212 (TARGET_SECONDARY_RELOAD): New.
13213 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
13214 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
13215 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
13216 * config/alpha/alpha.md: ... here.
13217 (RELOAD12, reloadmode): New.
13219 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
13220 Don't handle the aligned case here.
13221 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
13222 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
13223 reload_inhi_help. Don't expect a scratch register.
13224 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
13226 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
13228 2007-04-27 Richard Guenther <rguenther@suse.de>
13230 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
13232 2007-04-27 Richard Guenther <rguenther@suse.de>
13234 PR tree-optimization/30965
13235 PR tree-optimization/30978
13236 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
13237 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
13238 (find_equivalent_equality_comparison): Likewise.
13239 (simplify_cond): Likewise.
13240 (get_prop_source_stmt): New helper.
13241 (get_prop_dest_stmt): Likewise.
13242 (can_propagate_from): Likewise.
13243 (remove_prop_source_from_use): Likewise.
13244 (combine_cond_expr_cond): Likewise.
13245 (forward_propagate_comparison): New function.
13246 (forward_propagate_into_cond): Rewrite to use fold for
13248 (tree_ssa_forward_propagate_single_use_vars): Call
13249 forward_propagate_comparison to propagate comparisons.
13251 2007-04-27 Richard Guenther <rguenther@suse.de>
13253 PR tree-optimization/31715
13254 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
13255 sure to do computation on the offset in an appropriate
13258 2007-04-27 Richard Sandiford <richard@codesourcery.com>
13260 * reload.h (elimination_target_reg_p): Declare.
13261 * reload.c (find_reloads): Don't apply the reg_rtx move
13262 optimization if the SET_DEST satisfies elimination_target_reg_p.
13263 * reload1.c (elimination_target_reg_p): New function.
13264 (gen_reload): In the move/add2 fallback, make sure that op0
13265 does not overlap the destination register.
13267 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
13269 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
13270 transform only GIMPLE_MODIFY_STMTs.
13271 * tree-complex.c (expand_complex_operations_1): Ditto.
13272 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
13273 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
13274 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
13276 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13277 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
13278 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
13279 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
13280 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
13281 slpeel_add_loop_guard): Ditto.
13282 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
13283 * lambda-code.c (perfect_nestify): Ditto.
13284 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
13285 before the first statement.
13286 * tree-optimize.c (execute_free_datastructures): Fix comments.
13287 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
13288 * tree-flow.h (disband_implicit_edges): Declaration removed.
13289 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
13291 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
13292 COND_EXPRs without gotos.
13293 (disband_implicit_edges, has_label_p): Removed.
13294 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
13295 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
13297 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
13299 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
13300 also for COND_EXPRs.
13301 * cfgexpand.c (label_rtx_for_bb): New function.
13302 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
13303 Use label_rtx_for_bb to find the labels.
13304 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
13305 last block. Detect fallthru edges.
13307 2007-04-26 Ian Lance Taylor <iant@google.com>
13310 * reload.c (find_reloads_subreg_address): If the address was valid
13311 in the original mode but not in the new mode, reload the whole
13314 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
13316 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
13317 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
13318 (cleanup_control_expr_graph): Do not invalidate dominance info.
13319 Record altered blocks.
13320 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
13321 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
13322 cleanup_tree_cfg_bb): New functions.
13323 (remove_forwarder_block): Do not maintain the worklist of blocks.
13324 Record altered blocks.
13325 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
13326 not over whole cfg.
13327 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
13328 delete_unreachable_blocks if dominators are not available.
13329 * tree-inline.c (optimize_inline_calls): Free dominance information
13331 * tree-flow.h (remove_edge_and_dominated_blocks,
13332 cfgcleanup_altered_bbs): Altered.
13333 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
13335 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
13337 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
13338 do not invalidate dominators.
13340 2007-04-26 Anatoly Sokolov <aesok@post.ru>
13342 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
13343 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
13344 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13345 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13347 2007-04-26 Steve Ellcey <sje@cup.hp.com>
13349 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
13351 2007-04-26 Richard Guenther <rguenther@suse.de>
13353 PR tree-optimization/31703
13354 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
13355 the right type for the target of the bittest.
13357 2007-04-26 Richard Sandiford <richard@codesourcery.com>
13359 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
13360 ix86_sol10_return_in_memory.
13362 2007-04-26 Richard Sandiford <richard@codesourcery.com>
13364 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
13367 2007-04-26 Jakub Jelinek <jakub@redhat.com>
13370 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
13372 PR tree-optimization/30558
13373 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
13374 clear this_state.prev_try.
13376 2007-04-26 Richard Sandiford <richard@codesourcery.com>
13377 Mark Mitchell <mark@codesourcery.com>
13379 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
13380 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
13381 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
13383 2007-04-26 Richard Sandiford <richard@codesourcery.com>
13386 * doc/invoke.texi (%:print-asm-header): Document.
13387 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
13389 (static_spec_functions): Add print-asm-header.
13390 (main): Print a banner before the --target-help linker options.
13391 (print_asm_header_spec_function): New function.
13393 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
13396 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
13397 (movsf_ie): Likewise.
13399 2007-04-25 Paolo Carlini <pcarlini@suse.de>
13401 * doc/extend.texi ([Type Traits]): Adjust per N2255.
13403 2007-04-25 Bob Wilson <bob.wilson@acm.org>
13405 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
13406 exception for divide-by-zero.
13407 (__umodsi3, __modsi3): Likewise.
13409 2007-04-25 Dirk Mueller <dmueller@suse.de>
13411 * c-typeck.c (build_compound_expr): Annotate warning()
13412 call with OPT_Wunused_value.
13413 * tree-ssa.c (warn_uninit): Annotate warning with
13415 * c-common.c (handle_sentinel_attribute): Annotate warning
13416 call with OPT_Wattributes.
13418 2007-04-25 Thiemo Seufer <ths@mips.com>
13420 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
13421 (mips16): Fix typo.
13422 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
13423 on to the assembler. Improve handling of -mno-mips16. Add handling
13424 of -mno-mips3d, -mno-dsp, -mno-dspr2.
13425 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
13426 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
13427 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
13429 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
13432 * config/i386/winnt.c (i386_pe_file_end): Strip only
13433 USER_LABEL_PREFIX when writing export name.
13435 2007-04-25 Richard Sandiford <richard@codesourcery.com>
13437 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
13438 sh/elf.h, vx-common.h and vxworks.h.
13439 * config/sh/sh.h: Include config/vxworks-dummy.h.
13440 (SUBTARGET_OVERRIDE_OPTIONS): Define.
13441 (OVERRIDE_OPTIONS): Use it.
13442 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
13443 (vxworks_picreg): New pattern.
13444 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
13445 VXWORKS_OS_CPP_BUILTINS.
13446 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
13447 to their VXWORKS_* equivalents.
13448 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
13449 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
13450 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
13451 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
13452 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
13453 -mrtp/-fPIC multilibs.
13454 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
13455 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
13456 (MULTILIB_OSDIRNAMES): Delete.
13458 2007-04-25 Anatoly Sokolov <aesok@post.ru>
13461 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
13463 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
13465 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
13466 rounding mode to be specified by the caller.
13467 (real_to_mpfr) Likewise.
13468 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
13469 include new arguments.
13470 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
13472 2007-04-24 Ian Lance Taylor <iant@google.com>
13474 PR tree-optimization/31605
13475 * tree-vrp.c (set_value_range): Check that min and max are not
13476 both overflow infinities.
13477 (set_value_range_to_value): New static function.
13478 (extract_range_from_binary_expr): Call set_value_range_to_value.
13479 (extract_range_from_cond_expr): Likewise.
13480 (extract_range_from_expr): Likewise.
13481 (extract_range_from_unary_expr): Likewise. Don't create a range
13482 which overflows on both sides.
13483 (vrp_meet): Check for a useless range.
13484 (vrp_visit_phi_node): If we see a constant which looks like an
13485 overflow infinity, turn off the TREE_OVERFLOW flag.
13487 2007-04-24 Ian Lance Taylor <iant@google.com>
13489 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
13491 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
13493 PR diagnostic/25923
13494 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
13495 diagnostic message is being built.
13496 * tree-pretty-print.c (dump_generic_node): Only write the
13497 formatted text into BUFFER's stream if we are not building a
13498 diagnostic message.
13499 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
13501 * Makefile.in (toplev.o): Depend on tree-pass.h.
13503 2007-04-24 Ian Lance Taylor <iant@google.com>
13505 PR tree-optimization/31602
13506 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
13507 conditionals in the copied loop header.
13508 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
13509 warnings if TREE_NO_WARNING is set.
13510 * doc/invoke.texi (Warning Options): Clarify that
13511 -Wstrict-overflow does not warn about loops.
13513 2007-04-24 Janis Johnson <janis187@us.ibm.com>
13515 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
13516 expand on the comment about _Decimal128 arguments and check the
13517 integer result of the modulus operation; for 64-bit ELF ABI, ensure
13518 that _Decimal128 argument uses even/odd register pair.
13519 (function_arg): Ditto.
13521 2007-04-24 Hui-May Chang <hm.chang@apple.com>
13523 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
13524 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
13526 2007-04-24 Richard Guenther <rguenther@suse.de>
13527 Olga Golovanevsky <olga@il.ibm.com>
13529 * fold-const.c (multiple_of_p): Check for bottom
13532 2007-04-24 Richard Henderson <rth@redhat.com>
13534 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
13535 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
13536 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
13537 looking for non-zero bits shifted out. Avoid a recursive call
13538 when constructing the scalar.
13539 (__floatundisf): Likewise.
13541 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
13543 * dwarf2out.c (field_byte_offset): Move the existing logic
13544 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
13545 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
13547 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13550 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
13551 length argument of 0 for memset.
13552 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
13553 unsigned shift instead of the signed variant.
13555 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13557 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
13558 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
13559 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
13560 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
13561 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
13562 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
13563 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
13564 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
13565 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
13566 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
13567 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
13568 "mul<mode>3", "div<mode>3"): Insn definitions added.
13569 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
13570 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
13571 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
13572 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
13573 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
13574 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
13575 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
13576 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
13577 TARGET_FLOAT_FORMAT): Macro definitions removed.
13578 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
13579 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
13580 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
13581 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
13582 (s390_gen_rtx_const_DI): Function removed.
13583 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
13585 2007-04-24 Richard Sandiford <richard@codesourcery.com>
13587 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
13588 over an external ffs function.
13590 2007-04-24 Chao-ying Fu <fu@mips.com>
13591 Richard Sandiford <richard@nildram.co.uk>
13593 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
13594 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
13595 (smadd_widen_optab, umadd_widen_optab): Define.
13596 * optabs.c (init_optabs): Initialize smadd_widen_optab and
13598 * genopinit.c (optabs): Fill in smadd_widen_optab and
13600 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
13601 and umadd_widen_optab to implement multiply-add sequences.
13602 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
13603 (<u>maddsidi4): ...this. Extend condition to include
13604 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
13605 of operand 0 to "ka" and use the three-operand form of madd<u>
13607 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
13609 * config/mips/constraints.md (ka): New register constraint.
13611 2007-04-24 Jan Hubicka <j@suse.cz>
13615 2007-04-23 Jan Hubicka <jh@suse.cz>
13616 * function.c (init_function_start): Don't init line number info.
13617 (expand_function_end): Update.
13618 (reset_block_changes, record_block_change, finalize_block_changes,
13619 check_block_change, free_block_changes): Kill.
13620 * function.h (reset_block_changes, record_block_change,
13621 finalize_block_changes, check_block_change, free_block_changes):
13623 (struct function): Remove ib_boundaries_block.
13624 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13625 Use curr_insn_locator to initialize locator.
13626 (emit_line_note): Remove.
13627 * cfgexpand.c (expand_gimple_cond_expr): Update.
13628 (construct_exit_block): Likewise.
13629 (tree_expand_cfg): Initialize/finalize locators.
13630 * expr.c (expand_expr_real): Update.
13631 * cfglayout.c (line_locators_locs, line_locators_lines,
13632 file_locators_locs, file_locators_files): Remove.
13633 (set_block_levels): Move to cfgexpand.c.
13634 (insn_locators_initialize): Remove.
13635 (pass_insn_locators_initialize): Remove.
13636 (locations_locators_locs, locations_locators_vals): New static vars.
13637 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13639 (insn_locators_alloc, insn_locators_finalize,
13640 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13642 (locator_location): New.
13643 (locator_line, locator_file): Rewrite.
13644 * rtl.h (emit_line_note): Kill.
13645 (insn_locators_alloc, insn_locators_finalize,
13646 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13648 * tree-inline.c (initialize_cfun): Do not initialize
13649 ib_boundaries_block.
13650 * passes.c (pass_insn_locators_initialize): Remove.
13652 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
13654 * doc/invoke.texi: Removed leading '-' from option index entries.
13656 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
13658 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
13660 (create_phi_node): Use set_phi_nodes.
13661 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
13662 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
13663 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
13664 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
13665 (bsi_start, bsi_last): Use bb_stmt_list.
13666 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
13667 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
13668 Traverse the statements using tsi iterator.
13669 * basic-block.h (struct basic_block_def): Fields stmt_list
13670 and phi_nodes moved to ...
13671 (struct tree_bb_info): ... new structure.
13672 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
13673 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
13674 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
13675 (tree_verify_flow_info): Verify that il.tree is not set for
13676 entry and exit block.
13677 (tree_split_block): Use set_bb_stmt_list.
13679 2007-04-23 Mike Stump <mrs@apple.com>
13681 * config/i386/i386.c (ix86_tune_features
13682 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
13685 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
13687 * config/i386/i386.md (prefix_extra): New attribute.
13688 (length): Add prefix_extra.
13690 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
13691 (sse2_movntv2di): Likewise.
13692 (sse2_cvtps2dq): Likewise.
13693 (sse2_cvtpd2pi): Likewise.
13694 (sse2_cvttpd2pi): Likewise.
13695 (*sse2_cvtpd2ps): Likewise.
13696 (*add<mode>3): Likewise.
13697 (sse2_ssadd<mode>3): Likewise.
13698 (sse2_usadd<mode>3): Likewise.
13699 (*sub<mode>3): Likewise.
13700 (sse2_sssub<mode>3): Likewise.
13701 (sse2_ussub<mode>3): Likewise.
13702 (*mulv8hi3): Likewise.
13703 (*smulv8hi3_highpart): Likewise.
13704 (*umulv8hi3_highpart): Likewise.
13705 (sse2_umulv2siv2di3): Likewise.
13706 (sse2_pmaddwd): Likewise.
13707 (ashr<mode>3): Likewise.
13708 (lshr<mode>3): Likewise.
13709 (ashl<mode>3): Likewise.
13710 (sse2_ashlti3): Likewise.
13711 (sse2_lshrti3): Likewise.
13712 (*umaxv16qi3): Likewise.
13713 (*smaxv8hi3): Likewise.
13714 (*uminv16qi3): Likewise.
13715 (*sminv8hi3): Likewise.
13716 (sse2_eq<mode>3): Likewise.
13717 (sse2_gt<mode>3): Likewise.
13718 (*and<mode>3): Likewise.
13719 (sse2_nand<mode>3): Likewise.
13720 (*ior<mode>3): Likewise.
13721 (*xor<mode>3): Likewise.
13722 (sse2_packsswb): Likewise.
13723 (sse2_packssdw): Likewise.
13724 (sse2_packuswb): Likewise.
13725 (sse2_punpckhbw): Likewise.
13726 (sse2_punpcklbw): Likewise.
13727 (sse2_punpckhwd): Likewise.
13728 (sse2_punpcklwd): Likewise.
13729 (sse2_punpckhdq): Likewise.
13730 (sse2_punpckldq): Likewise.
13731 (sse2_punpckhqdq): Likewise.
13732 (sse2_punpcklqdq): Likewise.
13733 (*sse2_pinsrw): Likewise.
13734 (*sse2_pextrw): Likewise.
13735 (sse2_pshufd_1): Likewise.
13736 (sse2_uavgv16qi3): Likewise.
13737 (sse2_uavgv8hi3): Likewise.
13738 (sse2_psadbw): Likewise.
13739 (sse2_pmovmskb): Likewise.
13740 (*sse2_maskmovdqu): Likewise.
13741 (*sse2_maskmovdqu_rex64): Likewise.
13742 (sse4a_extrqi): Likewise.
13743 (sse4a_extrq): Likewise.
13744 (sse3_lddqu): Set prefix_rep.
13745 (sse3_addsubv4sf3): Likewise.
13746 (sse3_haddv4sf3): Likewise.
13747 (sse3_hsubv4sf3): Likewise.
13748 (sse_cvtss2si): Likewise.
13749 (sse_cvtss2si_2): Likewise.
13750 (sse_cvtss2siq): Likewise.
13751 (sse_cvtss2siq_2): Likewise.
13752 (sse_cvttss2si): Likewise.
13753 (sse_cvttss2siq): Likewise.
13754 (sse2_cvttps2dq): Likewise.
13755 (sse3_movshdup): Likewise.
13756 (sse3_movsldup): Likewise.
13757 (sse2_cvtsd2si): Likewise.
13758 (sse2_cvtsd2si_2): Likewise.
13759 (sse2_cvtsd2siq): Likewise.
13760 (sse2_cvtsd2siq_2): Likewise.
13761 (sse2_cvttsd2si): Likewise.
13762 (sse2_cvttsd2siq): Likewise.
13763 (*sse2_cvtpd2dq): Likewise.
13764 (*sse2_cvttpd2dq): Likewise.
13765 (sse2_pshuflw_1): Likewise.
13766 (sse2_pshufhw_1): Likewise.
13767 (sse4a_insertqi): Likewise.
13768 (sse4a_insertq): Likewise.
13769 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
13770 (ssse3_phadddv4si3): Likewise.
13771 (ssse3_phaddswv8hi3): Likewise.
13772 (ssse3_phsubwv8hi3): Likewise.
13773 (ssse3_phsubdv4si3): Likewise.
13774 (ssse3_phsubswv8hi3): Likewise.
13775 (ssse3_pmaddubswv8hi3): Likewise.
13776 (ssse3_pmulhrswv8hi3): Likewise.
13777 (ssse3_pshufbv16qi3): Likewise.
13778 (ssse3_psign<mode>3): Likewise.
13779 (ssse3_palignrti): Likewise.
13780 (abs<mode>2): Likewise.
13781 (ssse3_phaddwv4hi3): Set prefix_extra.
13782 (ssse3_phadddv2si3): Likewise.
13783 (ssse3_phaddswv4hi3): Likewise.
13784 (ssse3_phsubwv4hi3): Likewise.
13785 (ssse3_phsubdv2si3): Likewise.
13786 (ssse3_phsubswv4hi3): Likewise.
13787 (ssse3_pmaddubswv4hi3): Likewise.
13788 (ssse3_pmulhrswv4hi3): Likewise.
13789 (ssse3_pshufbv8qi3): Likewise.
13790 (ssse3_psign<mode>3): Likewise.
13791 (ssse3_palignrdi): Likewise.
13792 (abs<mode>2): Likewise.
13793 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
13794 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
13795 (sse2_pmovmskb): Set mode to SI instead of V2DF.
13797 2007-04-23 Nick Clifton <nickc@redhat.com>
13799 * params.def: Fix formatting of emacs local variables.
13801 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
13803 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
13804 move if inter-unit move isn't allowed.
13805 Don't split moving the first element of V2DI to DI to inter-unit
13806 move if inter-unit move isn't allowed.
13808 2007-04-23 Richard Guenther <rguenther@suse.de>
13810 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
13811 and CDI_POST_DOMINATORS separately.
13813 2007-04-23 Nick Clifton <nickc@redhat.com>
13815 * c.opt (Wformat-contains-nul): Add warning attribute.
13817 2007-04-23 Jan Hubicka <jh@suse.cz>
13819 * function.c (init_function_start): Don't init line number info.
13820 (expand_function_end): Update.
13821 (reset_block_changes, record_block_change, finalize_block_changes,
13822 check_block_change, free_block_changes): Kill.
13823 * function.h (reset_block_changes, record_block_change,
13824 finalize_block_changes, check_block_change, free_block_changes):
13826 (struct function): Remove ib_boundaries_block.
13827 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13828 Use curr_insn_locator to initialize locator.
13829 (emit_line_note): Remove.
13830 * cfgexpand.c (expand_gimple_cond_expr): Update.
13831 (construct_exit_block): Likewise.
13832 (tree_expand_cfg): Initialize/finalize locators.
13833 * expr.c (expand_expr_real): Update.
13834 * cfglayout.c (line_locators_locs, line_locators_lines,
13835 file_locators_locs, file_locators_files): Remove.
13836 (set_block_levels): Move to cfgexpand.c.
13837 (insn_locators_initialize): Remove.
13838 (pass_insn_locators_initialize): Remove.
13839 (locations_locators_locs, locations_locators_vals): New static vars.
13840 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13842 (insn_locators_alloc, insn_locators_finalize,
13843 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13845 (locator_location): New.
13846 (locator_line, locator_file): Rewrite.
13847 * rtl.h (emit_line_note): Kill.
13848 (insn_locators_alloc, insn_locators_finalize,
13849 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13851 * tree-inline.c (initialize_cfun): Do not initialize
13852 ib_boundaries_block.
13853 * passes.c (pass_insn_locators_initialize): Remove.
13855 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13857 PR middle-end/31448
13858 * expr.c (reduce_to_bit_field_precision): Handle
13861 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
13863 PR tree-optimization/24659
13864 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
13865 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
13866 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
13867 * genopinit.c (optabs): Rename vec_pack_mod_optab
13868 to vec_pack_trunc_optab.
13869 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
13870 early for scalar floating point operands for NOP_EXPR.
13871 (vectorizable_type_promotion): Ditto.
13872 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
13873 vec_pack_trunc_optab.
13874 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
13876 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
13877 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
13878 Rename from VEC_PACK_MOD_EXPR.
13879 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
13880 * expr.c (expand_expr_real_1): Ditto.
13881 * tree-inline.c (estimate_num_insns_1): Ditto.
13882 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13884 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
13885 (vec_unpacks_lo_v4sf): Ditto.
13886 (vec_pack_trunc_v2df): Ditto.
13887 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
13888 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13889 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
13891 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
13893 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13895 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
13896 Rename from VEC_PACK_MOD_EXPR. This expression also represent
13897 packing of floating point operands.
13898 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
13899 represent unpacking of floating point operands.
13900 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
13901 [vec_unpacks_hi]: Ditto.
13902 [vec_unpacks_lo]: Ditto.
13904 2007-04-22 Jan Hubicka <jh@suse.cz>
13906 * final.c (rest_of_handle_final): Call
13907 targetm.asm_out.constructor/targetm.asm_out.destructor
13908 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
13909 proper priority via decl_*_priority_insert.
13910 * c-common.c (c_expand_body): Likewise.
13912 2007-04-22 Richard Guenther <rguenther@suse.de>
13914 PR tree-optimization/29789
13915 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
13916 (rewrite_reciprocal): New helper split out from
13917 determine_invariantness_stmt.
13918 (rewrite_bittest): Likewise.
13919 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
13920 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
13923 2007-04-22 Revital Eres <eres@il.ibm.com>
13925 * loop-unroll.c (var_to_expand): New field to support also
13926 insns of the form x = something + x.
13927 (analyze_insn_to_expand_var): Use it.
13928 (expand_var_during_unrolling): Likewise.
13930 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13932 * predict.c: Include pointer-set.h.
13933 (bb_predictions): New variable.
13934 (tree_predicted_by_p, tree_predict_edge,
13935 remove_predictions_associated_with_edge): Use bb_predictions map
13936 instead of bb->predictions.
13937 (clear_bb_predictions, assert_is_empty): New functions.
13938 (combine_predictions_for_bb): Use bb_predictions map. Call
13939 clear_bb_predictions.
13940 (tree_estimate_probability): Create and free bb_predictions map.
13941 * Makefile.in (predict.o): Add pointer-set.h dependency.
13942 * basic-block.h (struct basic_block_def): Remove predictions
13944 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
13946 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13949 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
13952 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13954 * timevar.c (timevar_print): Change reference of --disable-checking to
13955 --enable-checking=release. Also warn if assert checking is disabled.
13957 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13960 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
13961 decl as addressable if the compound literal was marked as
13963 Mark the decl as a gimple register if it is a complex or
13964 vector decl and does not live in memory.
13966 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13968 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
13969 (GENERIC_NEXT): New function macro.
13970 (PHI_CHAIN): Use phi_node's new chain variable.
13971 (tree_phi_node): Change tree_common to tree_base
13972 and add the chain field.
13973 * tree-phinodes.c (make_phi_node): Don't set
13974 TREE_TYPE on the new node.
13975 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
13976 instead of checking GIMPLE_TUPLE_P in chain_next.
13977 * tree-vect-transform.c
13978 (get_initial_def_for_induction): Look at
13979 PHI_RESULT_TREE for the type of the phi node.
13980 (update_vuses_to_preheader): Use PHI_CHAIN
13981 instead of TREE_CHAIN on the phi node.
13982 * tree-ssa-structalias.c (compute_points_to_sets):
13984 (ipa_pta_execute): Likewise.
13986 2007-04-21 Richard Guenther <rguenther@suse.de>
13988 PR middle-end/31136
13989 * fold-const.c (fold_unary): Call fold_convert_const on the
13992 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
13994 * gcse.c (store_killed_in_insn): Handle PARALLELs.
13995 (store_killed_in_pat): New.
13997 2007-04-20 Richard Henderson <rth@redhat.com>
14000 * config/i386/i386.c (type_has_variadic_args_p): Look for any
14001 TREE_LIST with a void_type_node value, not void_list_node exactly.
14003 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
14005 * doc/standards.texi: Re-arrange into language-specific
14006 subsections. Add a C++ section, documenting which standards we
14009 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
14011 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
14012 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
14014 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
14016 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
14017 ecrti.o and crtbegin.o.
14018 (LIB_DEFAULT_SPEC): Include -lc.
14019 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
14021 2007-04-20 Richard Henderson <rth@redhat.com>
14024 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
14025 argument; update all callers.
14026 (get_unaligned_offset): New.
14027 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
14028 get_unaligned_address, just pass on the address directly.
14029 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
14030 the subreg in the helper patterns.
14031 (unaligned_extendqidi_le): Use get_unaligned_offset.
14032 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
14033 (unaligned_extendhidi_be): Likewise.
14034 (unaligned_extendhidi): Tidy.
14035 * config/alpha/alpha-protos.h: Update.
14037 2007-04-20 Richard Henderson <rth@redhat.com>
14039 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
14040 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
14041 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
14042 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14043 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14044 (CPP_SPEC): Don't include %(cpp_subtarget).
14045 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
14046 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14047 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
14049 2007-04-20 Jakub Jelinek <jakub@redhat.com>
14051 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
14052 for __builtin_ia32_cmpordss.
14054 PR tree-optimization/31632
14055 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
14056 and arg1 for optimizations of comparison against min/max values.
14057 Fold arg0 to arg1's type for optimizations of comparison against
14058 min+1 and max-1 values.
14060 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
14062 * reload.c (combine_reloads): When trying to use a dying register,
14063 check whether it's uninitialized and don't use if so.
14065 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
14067 * fold-const.c: Remove prototypes for native_encode_expr and
14068 native_interpret_expr.
14069 (native_encode_expr): Make non-static.
14070 (native_interpret_expr): Likewise.
14071 * tree.h: Add prototypes for the above.
14073 2007-04-19 Joseph Myers <joseph@codesourcery.com>
14075 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
14076 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
14077 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
14078 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
14079 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
14080 Add length attributes.
14082 2007-04-19 Janis Johnson <janis187@us.ibm.com>
14084 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
14087 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
14088 __STDC_WANT_DEC_FP__.
14090 2007-04-19 Joseph Myers <joseph@codesourcery.com>
14092 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
14093 for long double compatibility.
14094 * configure: Regenerate.
14096 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
14098 PR rtl-optimization/29841
14099 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
14101 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
14102 that may cause control flow transfer from being moved.
14104 2007-04-18 Jan Hubicka <jh@suse.cz>
14106 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
14109 2007-04-18 Eric Christopher <echristo@apple.com>
14111 * config/rs6000/darwin.md (load_macho_picbase): Use link register
14112 only. Update operands.
14113 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
14114 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
14115 link register to pic register.
14117 2007-04-18 Dirk Mueller <dmueller@suse.de>
14119 PR diagnostic/31227
14120 * tree-vrp.c (search_for_addr_array): New.
14121 (check_array_bounds): Suppress warning about
14122 address taken of array refs if its not de-referenced.
14124 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14126 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
14127 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
14129 * tree-vectorizer.h (NITERS_KNOWN_P): New.
14130 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
14131 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
14133 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
14135 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
14137 (vect_analyze_scalar_cycles): Fix indentation.
14138 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
14139 (vect_mark_relevant): Include phis in relevance analysis.
14141 * tree-vect-transform.c (vect_transform_loop): Add an assert.
14143 2007-04-18 Anatoly Sokolov <aesok@post.ru>
14145 * config/avr/avr.c (ptrreg_to_str): Replace error() with
14146 output_operand_lossage().
14148 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14150 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
14151 the unused code for reduction without adjust-in-epilog to simplify the
14154 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
14156 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
14157 (S390_TDC_NEGATIVE_ZERO): New constant.
14158 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
14159 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
14160 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
14161 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
14162 (S390_TDC_POSITIVE_INFINITY): New constant.
14163 (S390_TDC_NEGATIVE_INFINITY): New constant.
14164 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
14165 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
14166 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
14167 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
14168 (S390_TDC_INFINITY): New constant.
14169 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
14170 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
14171 optimization for UNSPEC_CCZ_TO_INT.
14172 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
14173 ("*ccz_to_int"): New insn.
14174 ("isinf<mode>2"): New insn.
14175 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
14176 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
14177 (UNSPEC_CCZ_TO_INT): New constant.
14179 2007-04-18 Richard Guenther <rguenther@suse.de>
14181 PR tree-optimization/19431
14182 PR tree-optimization/21463
14183 * tree-pass.h (pass_phiprop): Declare.
14184 * passes.c (init_optimization_passes): New phiprop pass.
14185 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
14186 (phivn_valid_p): New helper function.
14187 (phiprop_insert_phi): Likewise.
14188 (propagate_with_phi): Likewise.
14189 (tree_ssa_phiprop): New propagator propagating loads
14190 through phi nodes if profitable.
14192 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14194 * tree-vect-analyze.c (process_use): New function.
14195 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
14196 Check phis in all bbs.
14197 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
14200 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
14202 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
14205 2007-04-17 Anatoly Sokolov <aesok@post.ru>
14208 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
14211 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
14213 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
14215 (sse_vmmulv4sf3): Likewise.
14216 (sse2_vmaddv2df3): Likewise.
14217 (sse2_vmmulv2df3): Likewise.
14219 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
14221 PR rtl-optimization/31360
14222 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
14223 (target_reg_cost): New.
14224 (init_set_costs): Initialize target_reg_cost. Add comments
14225 regarding the rationale of the costs.
14226 (global_cost_for_size): Renamed to...
14227 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
14228 of register pressure.
14229 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
14230 estimate_reg_pressure_cost. Add number of ivs.
14231 (determine_set_costs): Dump target_reg_cost.
14232 * loop-invariant.c (gain_for_invariant): Use
14233 estimate_reg_pressure_cost. Removed n_inv_uses argument.
14234 (best_gain_for_invariant, find_invariants_to_move): Remove
14236 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
14237 (target_reg_cost): Declare.
14238 (global_cost_for_size): Declaration removed.
14239 (estimate_reg_pressure_cost): Declare.
14241 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
14243 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
14244 regnos into even/odd register pairs.
14245 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
14246 TDmode similar to the other floating point modes.
14247 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
14248 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
14250 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
14251 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
14252 (movdd_hardfloat64): Use TARGET_MFPGPR.
14254 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
14256 * reload1.c (delete_output_reload): Don't count output in n_inherited.
14259 2005-01-05 Richard Henderson <rth@redhat.com>
14261 * reload1.c (do_input_reload): Restrict the optimization deleteing
14262 a previous output reload to RELOAD_FOR_INPUT.
14264 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
14266 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
14267 induc_vec_info_type.
14268 (vectorizable_induction): New function declaration.
14269 * tree-vect-transform.c (get_initial_def_for_induction): No need to
14270 check if already vectorized. Find first place in BB where new stmts
14271 can be inserted. Takes only one argument.
14272 (vectorizable_induction): New function.
14273 (vect_transform_stmt): Add case for induc_vec_info_type to call
14274 vectorizable_induction.
14275 (vect_transform_loop): Consider phis for vectorization.
14276 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
14278 (analyze_operations): Call vectorizable_induction when analyzing phis.
14280 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
14281 (vect_mark_relevant): Include phis in relevance analysis.
14282 (vect_mark_stmts_to_be_vectorize): Likewise.
14283 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
14285 2007-04-16 Lawrence Crowl <crowl@google.com>
14287 * doc/invoke.texi (Debugging Options): Add documentation for the
14288 -femit-struct-debug options -femit-struct-debug-baseonly,
14289 -femit-struct-debug-reduced, and
14290 -femit-struct-debug-detailed[=...].
14292 * c-opts.c (c_common_handle_option): Add
14293 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
14294 and OPT_femit_struct_debug_detailed_.
14295 * c.opt: Add specifications for
14296 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
14297 and -femit-struct-debug-detailed[=...].
14298 * opts.c (set_struct_debug_option): Parse the
14299 -femit-struct-debug-... options.
14300 * opts.c (matches_main_base, main_input_basename,
14301 main_input_baselength, base_of_path, matches_main_base): Add
14302 variables and functions to compare header base name to compilation
14304 * opts.c (should_emit_struct_debug): Add to determine to emit a
14305 structure based on the option.
14306 (dump_struct_debug) Also disabled function to debug this
14308 * opts.c (handle_options): Save the base name of the
14311 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
14312 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
14313 This hook indicates if a type is generic. Set it by default
14314 to "never generic".
14315 * langhooks.h (struct lang_hooks_for_types): Add a new hook
14316 to determine if a struct type is generic or not.
14317 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
14318 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
14319 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
14320 with live C++ hook.
14322 * flags.h (enum debug_info_usage): Add an enumeration to describe
14323 a program's use of a structure type.
14324 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
14325 to indicate the program's usage of the type. Filter structs based
14326 on the -femit-struct-debug-... specification.
14327 (gen_type_die): Split into two routines, gen_type_die and
14328 gen_type_die_with_usage. gen_type_die is now a wrapper
14329 that assumes direct usage.
14330 (gen_type_die_with_usage): Replace calls to gen_type_die
14331 with gen_type_die_with_usage adding the program usage of
14332 the referenced type.
14333 (dwarf2out_imported_module_or_decl): Suppress struct debug
14334 information using should_emit_struct_debug when appropriate.
14336 2007-04-16 Ian Lance Taylor <iant@google.com>
14338 PR tree-optimization/31522
14339 * tree-vrp.c (vr_phi_edge_counts): New static variable.
14340 (vrp_initialize): Allocate vr_phi_edge_counts.
14341 (vrp_visit_phi_node): Don't push to infinity if we saw a new
14342 executable edge. Drop test for all constants.
14343 (vrp_finalize): Free vrp_phi_edge_counts.
14345 * doc/cpp.texi (Common Predefined Macros): Clarify description of
14346 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
14348 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
14349 predecessors at head rather than tail.
14351 2007-04-16 Matthias Klose <doko@debian.org>
14353 * config/alpha/linux.h (CPP_SPEC): Define.
14354 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
14356 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
14358 * function.h: Remove sequence_stack extern declaration.
14360 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
14362 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
14364 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
14367 2007-04-16 Anatoly Sokolov <aesok@post.ru>
14369 * config/avr/avr.c (avr_arch_types): Rearranging array.
14370 (enum avr_arch): Add.
14371 (avr_mcu_types): Use avr_arch enumeration constants instead of
14373 * config/avr/avr.h (LINK_SPEC): Simplify.
14375 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
14377 * config/m68k/m68k.c (m68k_libcall_value,
14378 m68k_function_value): Use macros for register names more.
14380 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
14382 (M68K_REGNAME): Use A6_REG.
14383 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
14385 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14387 PR middle-end/28071
14388 * sched-int.h (struct deps): Split field 'pending_lists_length' into
14389 'pending_read_list_length' and 'pending_write_list_length'. Update
14391 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
14392 to handle two length counters instead of one. Update all uses.
14393 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
14394 two length counters instead of one.
14395 * sched-rgn.c (propagate_deps): Update to handle two length counters
14398 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
14401 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
14402 copy of source, pass it to ix86_expand_vector_set and return
14405 2007-04-16 David Ung <davidu@mips.com>
14406 Joseph Myers <joseph@codesourcery.com>
14408 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
14409 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
14410 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
14411 Add 74K processor information.
14412 * config/mips/mips.md: Include 74k.md.
14413 (cpu): Add 74kc,74kf,74kx.
14414 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
14415 * config/mips/74k.md: New.
14416 * doc/invoke.texi (MIPS Options): Document 74K support.
14418 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
14420 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
14421 vectorizable_* functions.
14422 * tree-vect-transform.c (vectorizable_call): Add check for
14423 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
14424 (vectorizable_store): likewise.
14425 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
14427 (vectorizable_operation, vectorizable_type_demotion): Likewise.
14428 (vectorizable_type_promotion, vectorizable_load): Likewise.
14429 (vectorizable_live_operation, vectorizable_condition): Likewise.
14430 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
14432 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
14434 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
14436 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
14437 register numbers more.
14438 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
14439 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
14440 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
14441 FUNCTION_VALUE_REGNO_P): Likewise.
14442 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
14443 STATIC_CHAIN_REGNUM): Likewise.
14444 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
14445 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
14446 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
14447 * config/m68k/m68k.md (FP_REG): New.
14449 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
14451 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
14454 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
14456 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
14457 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
14460 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14462 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
14465 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
14468 * c-decl.c (finish_decl): Grab the type of the decl after the call
14469 to store_init_value.
14471 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
14473 * common.opt (fforward-propagate): Fix "Optimization" annotation.
14475 2007-04-14 Jakub Jelinek <jakub@redhat.com>
14478 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
14479 dominators, post dominators and cleanup cfg before returning.
14481 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
14483 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
14484 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
14486 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
14488 * config.gcc: Recognize fido.
14489 * config/m68k/m68k-devices.def (fidoa): New.
14490 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
14492 (FL_FIDOA, TARGET_FIDOA): New.
14493 * config/m68k/m68k.opt (mfidoa): New.
14495 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14497 PR middle-end/31322
14498 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
14499 when a personality function is used.
14501 2007-04-13 Bob Wilson <bob.wilson@acm.org>
14503 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
14505 2007-04-13 Mike Stump <mrs@apple.com>
14507 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
14509 * config/darwin.opt (fapple-kext): Make C++ only.
14510 * config/darwin.c (darwin_override_options): Remove code to ensure
14511 -fapple-kext is given for C++ only.
14513 2007-04-13 Richard Sandiford <richard@codesourcery.com>
14515 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
14516 * config/mips/mips.c (override_options): Call
14517 SUBTARGET_OVERRIDE_OPTIONS, if defined.
14519 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
14521 * config/i386/i386.opt (msvr3-shlib): Removed.
14523 * doc/invoke.texi: Remove -msvr3-shlib.
14525 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
14527 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
14528 with "popcnt" instruction.
14530 2007-04-13 Richard Guenther <rguenther@suse.de>
14532 PR tree-optimization/21258
14533 * tree-vrp.c (compare_case_labels): New helper.
14534 (find_switch_asserts): New function.
14535 (find_assert_locations): Call it for SWITCH_EXPRs.
14537 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
14539 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
14540 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
14541 check is now implied in X87_FLOAT_MODE_P.
14542 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
14543 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
14544 (fix_trunc<mode>_i386_fisttp): Ditto.
14545 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
14546 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
14547 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
14548 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
14549 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
14550 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
14551 (unnamed_splitters): Ditto.
14552 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
14553 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
14554 FIRST_SSE_REG for local functions when SSE math is enabled or
14555 for functions with sseregparm attribute.
14556 (standard_80387_constant_p): Return -1 if mode is not
14558 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
14559 (ix86_expand_compare): Ditto.
14560 (ix86_expand_carry_flag_compare): Ditto.
14561 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
14562 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
14563 DECIMAL_FLOAT_MODE_P.
14564 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
14565 of SCALAR_FLOAT_MODE_P.
14566 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
14567 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
14568 checks before FLOAT_MODE_P.
14569 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
14570 before FLOAT_MODE_P.
14575 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
14577 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
14578 Charles Wilson <libtool@cwilson.fastmail.fm>
14580 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
14581 (libgcc.mvars): Don't depend on them.
14582 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
14583 * exec-tool.in: New.
14585 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
14587 * doc/invoke.text (--help): Document --help=common.
14589 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
14591 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
14593 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14595 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
14596 * genemit.c (main): Emit #include "integrate.h".
14597 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
14598 (LOADGP_RTP): New mips_loadgp_style.
14599 * config/mips/mips.h: Include config/vxworks-dummy.h.
14600 (TARGET_RTP_PIC): New macro.
14601 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
14602 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
14603 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
14604 for TARGET_RTP_PIC.
14605 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
14606 -mvxworks-pic when using -mrtp and a PIC option.
14607 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
14609 (mips_symbolic_constant_p, mips_symbolic_address_p)
14610 (mips_symbol_insns): Handle SYMBOL_HALF.
14611 (override_options): Warn about -G and -mrtp being used together.
14612 Initialize mips_lo_relocs[SYMBOL_HALF].
14613 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
14614 (mips_emit_loadgp): Handle LOADGP_RTP.
14615 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
14616 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
14617 (tablejump): Handle function-relative case table entries if
14619 * config/mips/predicates.md (symbol_ref_operand): New predicate.
14621 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14623 * config/mips/mips.md (load_call<mode>): Allow any general register.
14625 (sibcall_value_internal, sibcall_value_multiple_internal)
14626 (call_value_internal, call_value_split, call_value_multiple_internal)
14627 (call_value_multiple_split): Remove constraints from operand 0.
14629 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14631 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
14632 rather than loadgp_noshared.
14633 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
14634 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
14636 * config/mips/mips.md (loadgp): Rename to...
14637 (loadgp_newabi): ...this.
14638 (loadgp_noshared): Rename to...
14639 (loadgp_absolute): ...this.
14641 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14643 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
14644 false for locally-binding symbols.
14645 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
14647 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14649 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
14650 (SYMBOL_GOT_PAGE_OFST): ...this.
14651 (SYMBOL_GOT_GLOBAL): Rename to...
14652 (SYMBOL_GOT_DISP): ...this.
14653 (SYMBOL_GOTOFF_GLOBAL): Rename to...
14654 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
14655 * config/mips/mips.c (mips_global_symbol_p): New function.
14656 (mips_symbol_binds_local_p): Likewise.
14657 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
14658 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
14659 mips_global_symbol_p and mips_symbol_binds_local_p.
14660 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
14661 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
14662 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
14663 SYMBOL_GOTOFF_DISP.
14664 (mips_ok_for_lazy_binding_p): New function.
14665 (mips_load_call_address, mips_expand_call): Use it.
14666 (mips_dangerous_for_la25_p): Likewise.
14667 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
14668 (*got_disp<mode>): Use got_disp_operand instead of
14669 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
14670 SYMBOL_GOTOFF_GLOBAL.
14671 (*got_page<mode>): Use got_page_ofst_operand instead of
14673 * config/mips/predicates.md (const_call_insn_operand): Use
14674 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
14675 (global_got_operand): Rename to...
14676 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
14678 (local_got_operand): Rename to...
14679 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
14680 of SYMBOL_GOT_LOCAL.
14682 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14684 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
14685 TARGET_CALL_CLOBBERED_GP.
14686 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14687 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
14688 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
14689 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
14690 of TARGET_ABICALLS && !TARGET_NEWABI.
14691 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14692 * config/mips/mips.c (mips_load_call_address): Check
14693 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
14694 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14695 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
14696 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
14697 TARGET_ABICALLS && TARGET_NEWABI.
14698 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
14700 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
14701 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
14702 TARGET_ABICALLS && TARGET_NEWABI.
14703 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
14704 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
14705 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
14706 whether indirect calls must use $25.
14707 (mips_extra_live_on_entry): Check TARGET_GOT instead of
14709 * config/mips/mips.md (jal_macro): Check flag_pic and
14710 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
14711 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
14712 instead of TARGET_ABICALLS.
14713 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
14714 TARGET_ABICALLS && TARGET_OLDABI.
14715 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14716 (sibcall): In the comment above the define_insn, mention
14717 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
14718 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
14719 instead of TARGET_ABICALLS.
14721 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
14723 * doc/md.texi (Blackfin family constraints): Document PA and PB.
14724 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
14725 (MACFLAGS_MATCH_P): New macro.
14726 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
14727 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
14728 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
14729 the other MACFLAG constants.
14730 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
14731 (flag_machi): Tighten constraints. Renumber some of the operands.
14732 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
14734 (flag_machi_parts_acconly): New pattern.
14735 (flag_macinithi): Tighten constraints. Allow any accumulator to be
14737 (flag_macinit1hi): Tighten constraints.
14738 (flag_mul_macv2hi_parts_acconly): New pattern.
14740 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
14741 Use a more efficient implementation.
14742 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
14743 inline sequences when not optimizing for size.
14745 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
14746 movhi_high2low): Delete, merge functionality into...
14747 (packv2hi): ... this pattern.
14749 2007-02-11 Jie Zhang <jie.zhang@analog.com>
14750 * config/bfin/bfin.opt (msim): New option.
14751 (mcpu=): New option.
14752 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
14753 (bfin_cpu_t): Typedef of enum bfin_cpu.
14754 (bfin_cpu_type): New declaration.
14755 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
14756 -msim and -mcpu= options.
14757 (LIB_SPEC): Likewise.
14758 * config/bfin/bfin.c (bfin_cpu_type): Define.
14759 (bfin_handle_option): Handle -mcpu= option.
14760 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
14761 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
14762 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
14764 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14766 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
14767 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
14768 (powerpc-wrs-vxworksae): Use ${tm_file}.
14769 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
14770 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
14771 * config/i386/vx-common.h: New file.
14773 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14775 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
14778 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
14780 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
14783 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
14787 * c-common.c (c_build_qualified_type): Set canonical type
14790 2007-04-12 Richard Guenther <rguenther@suse.de>
14792 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
14793 lower bound and element size if lower bound is not zero
14794 or either of the ARRAY_REF operands is set.
14796 2007-04-12 Richard Guenther <rguenther@suse.de>
14798 PR tree-optimization/24689
14799 PR tree-optimization/31307
14800 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
14802 * gimplify.c (canonicalize_addr_expr): To be consistent with
14803 gimplify_compound_lval only set operands two and three of
14804 ARRAY_REFs if they are not gimple_min_invariant. This makes
14805 it never at this place.
14806 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
14808 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14810 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
14811 null before emitting a .nsubspa directive.
14813 2007-04-11 Diego Novillo <dnovillo@redhat.com>
14815 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
14816 need_to_partition_p if there are no memory statements in the
14819 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14821 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
14822 (gcd_of_steps_may_divide_p): New function.
14823 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
14825 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14827 * reload.c (find_reloads_toplev, find_reloads_address,
14828 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
14829 not a pointer equality test, to decide if we need to call
14830 push_reg_equiv_alt_mem.
14832 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
14834 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
14835 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
14837 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
14839 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14841 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
14842 vector to be positive.
14844 2007-04-11 Diego Novillo <dnovillo@redhat.com>
14848 * doc/invoke.texi: Document --params max-aliased-vops and
14850 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
14851 debug_memory_partitions): Move to tree-flow.h
14852 * params.h (AVG_ALIASED_VOPS): Define.
14853 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
14855 (mp_info_t): Likewise.
14856 (get_mem_sym_stats_for): New.
14857 (set_memory_partition): Move from tree-flow-inline.h.
14858 (mark_non_addressable): Only clear the set of symbols for the
14859 partition if it exists.
14860 (dump_memory_partitions): Move from tree-ssa-operands.c
14861 (debug_memory_partitions): Likewise.
14862 (need_to_partition_p): New.
14863 (dump_mem_ref_stats): New.
14864 (debug_mem_ref_stats): New.
14865 (dump_mem_sym_stats): New.
14866 (debug_mem_sym_stats): New.
14867 (update_mem_sym_stats_from_stmt): New.
14868 (compare_mp_info_entries): New.
14869 (mp_info_cmp): Call it.
14870 (sort_mp_info): Change argument to a list of mem_sym_stats_t
14872 (get_mpt_for): Move from tree-ssa-operands.c.
14873 (find_partition_for): New.
14874 (create_partition_for): Remove.
14875 (estimate_vop_reduction): New.
14876 (update_reference_counts): New.
14877 (build_mp_info): New.
14878 (compute_memory_partitions): Refactor.
14879 Document new heuristic.
14880 Call build_mp_info, update_reference_counts,
14881 find_partition_for and estimate_vop_reduction.
14882 (compute_may_aliases): Populate virtual operands before
14883 calling debugging dumps.
14884 (delete_mem_sym_stats): New.
14885 (delete_mem_ref_stats): New.
14886 (init_mem_ref_stats): New.
14887 (init_alias_info): Call it.
14888 (maybe_create_global_var): Remove alias_info argument.
14889 Get number of call sites and number of pure/const call sites
14890 from gimple_mem_ref_stats().
14891 (dump_alias_info): Call dump_memory_partitions first.
14892 (dump_points_to_info_for): Show how many times a pointer has
14894 * opts.c (decode_options): For -O2 set --param
14895 max-aliased-vops to 500.
14896 For -O3 set --param max-aliased-vops to 1000 and --param
14897 avg-aliased-vops to 3.
14898 * fortran/options.c (gfc_init_options): Remove assignment to
14900 * tree-flow-inline.h (gimple_mem_ref_stats): New.
14901 * tree-dfa.c (dump_variable): Dump memory reference
14903 Dump NO_ALIAS* settings.
14904 (referenced_var_lookup): Tidy.
14905 (mem_sym_stats): New.
14906 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
14907 and ORIG are different SSA names for a memory partition.
14908 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
14909 * tree-flow.h (struct mem_sym_stats_d): Define.
14910 (mem_sym_stats_t): Define.
14911 (struct mem_ref_stats_d): Define.
14912 (struct gimple_df): Add field mem_ref_stats.
14913 (enum noalias_state): Define.
14914 (struct var_ann_d): Add bitfield noalias_state.
14915 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
14916 debug_mem_ref_stats, debug_memory_partitions,
14917 debug_mem_sym_stats): Declare.
14918 * tree-ssa-structalias.c (update_alias_info): Update call
14919 sites, pure/const call sites and asm sites in structure
14920 returned by gimple_mem_ref_stats.
14921 Remove local variable IS_POTENTIAL_DEREF.
14922 Increase NUM_DEREFS if the memory expression is a potential
14924 Call update_mem_sym_stats_from_stmt.
14925 If the memory references memory, call
14926 update_mem_sym_stats_from_stmt for all the direct memory
14927 symbol references found.
14928 (intra_create_variable_infos): Set noalias_state field for
14929 pointer arguments according to the value of
14930 flag_argument_noalias.
14931 * tree-ssa-structalias.h (struct alias_info): Remove fields
14932 num_calls_found and num_pure_const_calls_found.
14933 (update_mem_sym_stats_from_stmt): Declare.
14934 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
14935 Set default value to 100.
14936 (PARAM_AVG_ALIASED_VOPS): Define.
14938 2007-04-11 Richard Guenther <rguenther@suse.de>
14940 PR middle-end/31530
14941 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
14942 a * -b + c as c - a * b if we honor sign dependent rounding.
14944 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14946 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
14947 bfin_expand_strmov.
14948 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
14949 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
14951 (initialize_trampoline): Don't use old-style function definition.
14952 (bfin_secondary_reload): Mark IN_P argument as unused.
14954 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
14956 PR tree-optimization/31343
14957 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
14958 (build_polynomial_chrec): Return a scalar when the evolution is zero.
14959 * testsuite/gcc.dg/vect/pr31343.c: New.
14961 2007-04-10 Eric Christopher <echristo@apple.com>
14963 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
14964 * config/i386/i386.md (*cmpfp0): Use.
14965 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
14966 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
14967 (fix_trunc<mode>_i386_fisttp): Ditto.
14968 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
14969 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
14970 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
14971 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
14972 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
14973 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
14974 (unnamed_splitters): Ditto.
14975 * config/i386/i386.c (output_fix_trunc): Assert that
14976 we're not being passed a TFmode operand.
14978 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
14980 PR tree-optimization/31526
14981 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
14982 n_basic_blocks to find newly added blocks.
14984 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
14986 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
14988 (fix_trunc<mode>si_sse): Ditto.
14989 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
14990 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
14991 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
14992 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
14993 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
14994 expander using SSEMODEF mode macro.
14995 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
14996 expander using SSEMODEF mode macro.
14997 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
14998 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
14999 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
15000 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
15001 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
15002 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
15003 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
15004 Macroize insn using X87MODEF mode macro.
15006 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
15008 * config/i386/sse.md (sse2_pinsrw): Removed.
15009 (sse2_pextrw): Renamed to ...
15010 (*sse2_pextrw): This.
15012 2007-04-09 Jan Hubicka <jh@suse.cz>
15015 * config/i386/sse.md
15016 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
15017 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
15018 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
15019 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
15021 2007-04-09 Jan Hubicka <jh@suse.cz>
15023 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
15024 multiple fields of union.
15026 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
15028 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
15029 (create_preheaders): Check that loops are available.
15030 (fix_loop_structure): Clean up, improve comments.
15031 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
15032 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
15034 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
15035 * predict.c (tree_estimate_probability): Do not call
15036 calculate_dominance_info. Call create_preheaders.
15037 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
15038 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
15040 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
15041 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
15042 * tree-cfg.c (tree_split_edge): Make an assert more precise.
15043 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
15046 2007-04-08 Jan Hubicka <jh@suse.cz>
15048 * tree.h (maybe_fold_offset_to_component_ref): Declare.
15049 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
15050 * fold-const.c (fold_unary): Use it.
15052 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15054 * varasm.c (assemble_variable): Remove call to
15055 lang_hooks.decls.prepare_assemble_variable.
15056 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
15057 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
15058 * langhooks.h (lang_hooks_for_decls): Remove
15059 prepare_assemble_variable.
15061 2007-04-08 Mike Stump <mrs@apple.com>
15063 * config/i386/i386.c: Use inc/dec on Core2.
15065 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
15067 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
15068 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
15069 lhd_tree_inlining_end_inlining): Remove.
15070 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
15071 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
15072 end_inlining hooks.
15073 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
15074 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
15075 lhd_tree_inlining_end_inlining): Remove prototypes.
15076 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
15077 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
15078 LANG_HOOKS_TREE_INLINING_START_INLINING,
15079 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
15081 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
15084 2007-04-08 Anatoly Sokolov <aesok@post.ru>
15087 * config/avr/predicates.md (io_address_operand): Delete predicate.
15088 (low_io_address_operand): Don't use 'mode' argument.
15089 (higth_io_address_operand): Rename ...
15090 (high_io_address_operand): ... to this. Don't use 'mode' argument.
15091 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
15094 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
15096 Revert change removing staticp.
15098 2007-04-07 Anatoly Sokolov <aesok@post.ru>
15101 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
15104 2007-04-07 Bruce Korb <bkorb@gnu.org>
15106 * c.opt: Add -Wformat-contains-nul.
15107 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
15109 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
15110 the NUL byte warning.
15112 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
15114 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
15116 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
15118 * tree.c (staticp): No longer use staticp langhook.
15119 * langhooks.c (lhd_staticp): Removed.
15120 * langhooks.h (struct lang_hooks): Remove staticp.
15121 * c-common.c (c_staticp): Remove.
15122 * c-common.h (c_staticp): Ditto.
15123 * langhooks-defs.h (lhd_staticp): Ditto.
15124 (LHD_HOOKS_STATICP): Ditto
15125 * tree.h (gcc_assert_lowered): New macro.
15127 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
15129 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
15130 argument "reliable".
15131 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
15132 Add argument "reliable". Propagate it through calls.
15133 (infer_loop_bounds_from_undefined): Derive number of iterations
15134 estimates from references in blocks that do not dominate loop latch.
15135 (gcov_type_to_double_int): New function.
15136 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
15137 and expected_loop_iterations_unbounded.
15138 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
15139 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
15140 * tree-data-ref.c (estimated_loop_iterations): Export.
15141 (get_references_in_stmt): Fix -- do not return addresses of local
15143 * cfgloop.h (expected_loop_iterations_unbounded,
15144 estimated_loop_iterations): Declare.
15146 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
15148 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
15150 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
15152 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
15153 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
15154 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
15155 Use output_387_reg_move().
15156 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
15157 expander using X87MODEF12 mode macro.
15158 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
15159 choosing register preferences. Use output_387_reg_move().
15160 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
15161 instead of "x". Use output_387_reg_move().
15162 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
15163 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
15164 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
15165 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
15166 Use output_387_reg_move().
15167 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
15169 (*truncxf?f_i387 splitter): Ditto.
15171 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
15173 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
15174 LANG_HOOKS_SAFE_FROM_P.
15175 * expr.c (safe_from_p): Remove langhook call.
15176 * langhooks.h (lang_hooks): Remove safe_from_p.
15177 (lhd_safe_from_p): Remove prototype.
15178 * langhooks.c (lhd_safe_from_p): Remove.
15180 2007-04-06 Jan Hubicka <jh@suse.cz>
15182 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
15185 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
15187 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
15188 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
15189 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
15190 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
15192 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
15193 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
15195 2007-04-05 Richard Henderson <rth@redhat.com>
15197 * config/alpha/alpha.c (print_operand) [+]: Remove.
15198 (alpha_end_function): Print nop if call at end of function.
15199 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
15200 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
15201 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
15202 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
15203 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
15204 the call pattern. Update peepholes to match.
15206 2007-04-05 Janis Johnson <janis187@us.ibm.com>
15208 * doc/extend.texi (Other Builtins): Add decimal float variants
15210 * builtins.def: Ditto.
15211 * builtins.c (expand_builtin): Ditto.
15213 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
15214 H.J. Lu <hongjiu.lu@intel.com>
15217 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
15218 of V8HImode when calling ix86_binary_operator_ok.
15219 (sse2_pmaddwd): Call ix86_binary_operator_ok.
15220 (sdot_prodv8hi): Operands 1 and 2 must be register.
15222 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15224 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
15225 initialize align to silence bogus warning.
15227 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15229 PR middle-end/22156
15230 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
15232 (struct sra_walk_fns): Remove use_all parameter from use.
15233 (sra_hash_tree): Handle BIT_FIELD_REFs.
15234 (sra_elt_hash): Don't hash bitfld blocks.
15235 (sra_elt_eq): Skip them in parent compares as well. Handle
15237 (sra_walk_expr): Don't maintain or pass down use_all_p.
15238 (scan_use): Remove use_all parameter.
15239 (scalarize_use): Likewise. Re-expand assignment to
15240 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
15241 output, and re-scalarize after output. Don't mark anything
15243 (scalarize_ldst): Adjust.
15244 (scalarize_walk_gimple_modify_statement): Likewise.
15245 (build_element_name_1): Handle BIT_FIELD_REFs.
15246 (instantiate_element): Don't warn for any element whose parent
15247 is used as a whole.
15248 (instantiate_missing_elements_1): Return the sra_elt.
15249 (canon_type_for_field): New.
15250 (try_instantiate_multiple_fields): New.
15251 (instantiate_missing_elemnts): Use them.
15252 (mark_no_warning): Removed.
15253 (generate_one_element_ref): Handle BIT_FIELD_REFs.
15254 (REPLDUP, sra_build_elt_assignment): New.
15255 (generate_copy_inout): Use them.
15256 (generate_element_copy): Likewise. Handle bitfld differences.
15257 (generate_element_zero): Don't recurse for blocks. Use
15258 sra_build_elt_assignment.
15259 (generate_one_element_int): Take elt instead of var. Use
15260 sra_build_elt_assignment.
15261 (generate_element_init_1): Adjust.
15262 (scalarize_use, scalarize_copy): Use REPLDUP.
15263 (scalarize_ldst): Move assert before dereference.
15264 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
15266 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
15268 * regmove.c: Fix unused variable warnings due to previous commit.
15270 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
15272 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
15273 (regmove_bb_head): Remove.
15274 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
15275 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
15276 problems with fixup_match_1.
15277 Don't initialize/free regmove_bb_head.
15279 (reg_is_remote_constant_p): If an insn is in the same basic block
15280 but not before INSN, consider it remote, too.
15282 2007-04-05 Anatoly Sokolov <aesok@post.ru>
15285 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
15286 DECL_ASSEMBLER_NAME, not the DECL_NAME.
15288 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
15290 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
15291 (CONDITIONAL_REGISTER_USAGE): Likewise.
15293 2007-04-04 Richard Henderson <rth@redhat.com>
15295 * config/alpha/lib1funcs.asm: Remove unused file.
15297 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
15300 * opts.c (print_specific_help): Fix --help=<language>
15302 (common_handle_option): Support --help=common.
15304 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
15307 * gcc.c (main): Do not run the linker if
15308 print_subprocess_help indicates that it shouldn't be
15311 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
15314 * doc/invoke.texi (--help=): Document <languages> value, fix
15315 formatting in tables of values.
15317 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
15319 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
15320 dllimport attribute of virtual methods.
15322 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
15324 * config/score/crti.asm: Change _bss_start to __bss_start.
15325 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
15326 (OUTGOING_REG_PARM_STACK_SPACE) update.
15327 * config/score/score.opt: add options to make backend support
15328 score5, score5u, score7 and score7d.
15329 * config/score/score.md: Likewise.
15330 * config/score/misc.md: Likewise.
15331 * config/score/mac.md: Likewise.
15332 * doc/invoke.texi: Likewise.
15333 * doc/md.texi: update constraints define.
15335 2007-04-03 Richard Henderson <rth@redhat.com>
15337 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
15338 an appropriate type, use the mode instead.
15340 2007-04-03 Richard Sandiford <richard@codesourcery.com>
15342 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
15343 Set the default --with-arch setting to mips2.
15344 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
15345 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
15346 (MULTILIB_OSDIRNAMES): Delete.
15347 (MULTILIB_DIRNAMES): Define.
15348 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
15349 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
15350 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
15351 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
15352 VXWORKS_OS_CPP_BUILTINS.
15353 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
15354 (MIPS_DEBUGGING_INFO): Undefine.
15355 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
15357 2007-04-03 Jakub Jelinek <jakub@redhat.com>
15359 PR middle-end/30704
15360 * fold-const.c (native_encode_real): Encode real.c provided longs
15361 as a series of 32-bit native integers.
15362 (native_interpret_real): Interpret buffer as a series of 32-bit
15365 2007-04-03 Richard Guenther <rguenther@suse.de>
15367 * genpreds.c (write_insn_constraint_len): Write function
15368 optimized for CONSTRAINT_LEN implementation.
15369 (write_tm_preds_h): Output insn_constraint_len inline and
15370 use it for CONSTRAINT_LEN.
15371 (write_insn_preds_c): Don't output insn_constraint_len.
15372 * doc/md.texi (define_register_constraint): Document multi-letter
15373 constraints shall have the same length if they start with the same
15376 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
15379 * config/i386/i386.md (isinf<mode>2): Expand only when
15380 TARGET_C99_FUNCTIONS is set.
15382 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
15384 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
15385 (x86_64-*-linux*): Ditto.
15386 * config/i386/i386.opt (mpc): New option.
15387 * config/i386/i386.c (overrride_options): Handle
15388 ix87_precision_string.
15389 * config/i386/crtprec.c: New file.
15390 * config/i386/t-crtpc: Ditto.
15391 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
15392 and -mpc80 options.
15393 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
15394 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
15395 crtprec32.o, crtprec64.o and crtprec80.o.
15397 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
15398 and -mpc80 options.
15399 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
15401 2007-04-02 Eric Christopher <echristo@apple.com>
15403 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
15404 limitations on darwin.
15406 2007-04-02 Anatoly Sokolov <aesok@post.ru>
15409 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
15411 2007-04-02 Dave Korn <dave.korn@artimi.com>
15413 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
15415 2007-04-02 Dave Korn <dave.korn@artimi.com>
15417 * libgcc2.h (exception_descriptor): Don't forward-declare.
15418 (__get_eh_table_language, __get_eh_table_version): Delete
15419 prototypes of long-dead functions.
15421 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
15423 * ebitmap.h: New file
15424 * ebitmap.c: New file
15425 * Makefile.in (ebitmap.o): New target.
15427 2007-04-01 Jan Hubicka <jh@suse.cz>
15429 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
15430 before very first instruction.
15432 2007-04-01 Jan Hubicka <jh@suse.cz>
15434 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
15435 waring on 64bit hosts.
15436 * bitmap.h: Fix typo in bitmap_head_def.
15438 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
15440 PR rtl-optimization/31391
15441 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
15442 into a DELETED_LABEL note, and the label is in an empty basic
15443 block, update BB_END as well as BB_HEAD.
15445 2007-04-01 Richard Henderson <rth@redhat.com>
15447 PR tree-optimization/31169
15448 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
15449 to varying if the range is outside [0, prec-1].
15451 2007-04-01 Richard Sandiford <richard@codesourcery.com>
15454 * config/mips/mips.md (load_const_gp): New insn.
15455 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
15456 the MIPS16 GP pseudo register if no_new_pseudos.
15457 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
15459 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
15462 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
15464 (call_value): Likewise.
15466 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
15467 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15470 * doc/invoke.texi: (optimization options): Reword description
15471 of -ffast-math. Document its primary purpose.
15473 2007-03-31 Richard Guenther <rguenther@suse.de>
15475 * omp-low.c (splay-tree.h): Include.
15476 (lookup_decl): Replace splay-tree usage by pointer-map.
15477 (maybe_lookup_decl): Likewise.
15478 (new_omp_context): Likewise.
15479 (delete_omp_context): Likewise.
15480 * gimplify.c (splay-tree.h): Include.
15481 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
15483 (remap_ssa_name): Likewise.
15484 (remap_decl): Likewise.
15485 (remap_type_1): Likewise.
15486 (remap_type): Likewise.
15487 (copy_body_r): Likewise.
15488 (expand_call_inline): Likewise.
15489 (clone_body): Likewise.
15490 (copy_tree_r): Likewise.
15491 (remap_save_expr): Likewise.
15492 (unsave_r): Likewise.
15493 (unsave_expr_now): Likewise.
15494 (tree_function_versioning): Likewise.
15495 (build_duplicate_type): Likewise.
15496 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
15497 (struct copy_body_data): Replace splay-tree by pointer-map.
15498 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
15499 not $(SPLAY_TREE_H).
15500 (gimplify.o): Depend on $(SPLAY_TREE_H).
15501 (omp-low.p): Likewise.
15503 2007-03-31 Anatoly Sokolov <aesok@post.ru>
15505 * config/avr/predicates.md (even_register_operand,
15506 odd_register_operand): New predicates.
15507 * config/avr/avr.md (movw peephole2): New.
15508 (movw_r peephole2): New.
15510 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
15512 * tree.h (get_signed_or_unsigned_type): New.
15513 * fold-const.c (operand_equal_for_comparison_p): Use
15514 get_signed_or_unsigned_type instead of
15515 lang_hooks.types.signed_or_unsigned_type.
15516 * expr.c (store_expr): Ditto.
15517 * langhooks.c (get_signed_or_unsigned_type): New.
15518 (lhd_signed_or_unsigned_type): New.
15519 * langhooks.h (lhd_signed_or_unsigned_type): New.
15520 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
15522 2007-03-30 Richard Henderson <rth@redhat.com>
15524 * tree-ssa-loop-ivopts.c: Include target.h.
15525 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
15526 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
15527 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
15528 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
15530 2007-03-30 Richard Henderson <rth@redhat.com>
15531 Kai Tietz <kai.tietz@onevision.com>
15533 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
15534 default for 64-bit.
15535 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
15536 (TARGET_64BIT_MS_ABI): New.
15537 (DBX_REGISTER_NUMBER): Handle 64-bit.
15538 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
15539 (LONG_TYPE_SIZE): Force to 32.
15540 (REG_PARM_STACK_SPACE): New.
15541 (OUTGOING_REG_PARM_STACK_SPACE): New.
15542 (REGPARM_MAX, SSE_REGPARM_MAX): New.
15543 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
15544 (STACK_BOUNDARY): Use 128 for 64-bit.
15545 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
15546 Add 64-bit implementation.
15547 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
15549 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
15550 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
15551 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
15552 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
15553 (ix86_handle_cconv_attribute): Don't warn when ignoring if
15554 TARGET_64BIT_MS_ABI.
15555 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
15556 (ix86_pass_by_reference): Likewise.
15557 (ix86_function_value_regno_p): Likewise.
15558 (ix86_build_builtin_va_list): Likewise.
15559 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
15560 (function_arg_advance_ms_64): New.
15561 (function_arg_advance): Call it.
15562 (function_arg_ms_64): New.
15563 (function_arg): Call it.
15564 (function_value_ms_64): New.
15565 (ix86_function_value_1): Call it.
15566 (return_in_memory_ms_64): New.
15567 (ix86_return_in_memory): Call it.
15568 (setup_incoming_varargs_ms_64): New.
15569 (ix86_setup_incoming_varargs): Call it.
15570 (ix86_expand_prologue): Handle 64-bit stack probing.
15571 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
15572 (output_pic_addr_const): Likewise.
15573 (x86_this_parameter): Likewise.
15574 (x86_output_mi_thunk): Likewise.
15575 (x86_function_profiler): Likewise.
15576 (TARGET_STRICT_ARGUMENT_NAMING): New.
15577 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
15578 (TARGET_64BIT_MS_ABI): New.
15579 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
15580 * config/i386/i386.md (allocate_stack_worker): Remove.
15581 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
15582 describe the clobber of eax without a match_scratch.
15583 (allocate_stack_worker_postreload): Remove.
15584 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
15585 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
15586 (allocate_stack_worker_rex64_postreload): Remove.
15587 (allocate_stack): Handle 64-bit.
15588 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
15589 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
15590 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
15591 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
15592 (STANDARD_STARTFILE_PREFIX_1): Likewise.
15593 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
15594 * config.build (x86_64-*-mingw*): New host.
15595 * config.host (x86_64-*-mingw*): New host.
15596 * config.gcc (x86_64-*-mingw*): New target.
15597 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
15599 2007-03-30 Richard Henderson <rth@redhat.com>
15600 Kai Tietz <kai.tietz@onevision.com>
15602 * c-pragma.c (struct def_pragma_macro_value): New.
15603 (struct def_pragma_macro): New.
15604 (pushed_macro_table): New.
15605 (dpm_hash, dpm_eq): New.
15606 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
15607 (init_pragma): Install them.
15608 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
15610 2007-03-30 Anatoly Sokolov <aesok@post.ru>
15612 * config/avr/avr.c (avr_override_options): Clear
15613 'flag_delete_null_pointer_checks'.
15615 2007-03-30 Paolo Carlini <pcarlini@suse.de>
15618 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
15619 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
15620 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
15621 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
15622 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
15623 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
15624 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
15626 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
15628 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
15630 * regmove.c: Move all of pass_stack_adjustments from here...
15631 * combine-stack-adj.c: ...to this new file.
15632 * Makefile.in: Add rules for combine-stack-adj.o.
15634 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
15636 PR tree-optimization/31383
15637 * tree-data-ref.c (affine_function_equal_p): Do not require the
15638 vectors to have the same length.
15640 2007-03-30 Jan Hubicka <jh@suse.cz>
15642 PR middle-end/30700
15643 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
15644 availablility; add more sanity checking; ask varpool only about
15647 2007-03-29 Richard Henderson <rth@redhat.com>
15649 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
15650 to decide, but __SIZEOF_LONG_LONG__.
15652 2007-03-29 Richard Henderson <rth@redhat.com>
15654 * emutls.c (struct __emutls_array): New.
15655 (emutls_destroy): Use it instead of casting element 0 from void*.
15656 (__emutls_get_address): Likewise.
15658 2007-03-29 Richard Henderson <rth@redhat.com>
15660 * varasm.c (initializer_constant_valid_p): Don't deny
15661 DECL_DLLIMPORT_P on functions.
15663 * config/i386/cygming.h: Remove function declarations.
15664 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
15665 (ASM_OUTPUT_LABELREF): Remove.
15666 (COMMON_ASM_OP): Remove.
15667 (ASM_OUTPUT_COMMON): Remove.
15668 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
15669 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
15670 (ASM_DECLARE_FUNCTION_NAME): Likewise.
15671 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
15672 Rename from TARGET_ENCODE_SECTION_INFO.
15673 * config/i386/netware.h: Likewise.
15674 * config/i386/i386-protos.h: Update.
15675 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
15676 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
15677 (legitimate_constant_p): Reject dllimports.
15678 (dllimport_map, get_dllimport_decl): New.
15679 (legitimize_dllimport_symbol): New.
15680 (legitimize_address, ix86_expand_move): Use it.
15681 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
15682 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
15683 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
15684 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
15685 * config/i386/predicates.md (constant_call_address_operand): Only
15686 accept symbols; reject dllimport_p symbols.
15687 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
15688 i386_pe_maybe_record_exported_symbol.
15689 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
15690 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
15691 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
15692 trust the setting of DECL_DLLIMPORT_P.
15693 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
15694 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
15695 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
15696 tidy the argument scanning loop.
15697 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
15698 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
15699 (i386_pe_strip_name_encoding): Remove.
15700 (i386_pe_binds_local_p): New.
15701 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
15702 (i386_pe_output_labelref): Remove.
15703 (i386_pe_asm_output_aligned_decl_common): New.
15704 (i386_pe_maybe_record_exported_symbol): Rename from
15705 i386_pe_record_exported_symbol; check for dllexported symbols.
15707 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
15709 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
15710 add comment explaining why vsnprintf cannot be used.
15712 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
15714 PR tree-optimization/30666
15715 * tree.c (build_complex_type): When creating type names for DWARF2
15716 debug info, create TYPE_DECLs for TYPE_NAME instead of
15718 (build_common_tree_nodes_2): Use build_complex_type when building
15719 predefined complex types, to preserve canonical types.
15721 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
15723 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
15724 (noce_get_alt_condition): Look at it to determine whether to
15725 reverse the condition or not.
15726 (noce_get_condition): Substitute the truth for lies.
15727 (noce_find_if_block): Set the then_else_reversed field.
15729 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
15731 * config/fr30/fr30.md (movdi): Do not accept immediates as the
15732 destination of this insn.
15733 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
15734 than calling gen_rtx_SET directly. Use r0 to hold the value of
15735 'address + 4' rather than a stack based temporary which can be
15736 mis-optimized away.
15738 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
15740 * config/s390/s390.c (s390_secondary_input_reload_class,
15741 s390_secondary_output_reload_class): Functions removed.
15742 (s390_secondary_reload): New function.
15743 (TARGET_SECONDARY_RELOAD): Target macro defined.
15744 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
15745 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
15746 * config/s390/s390.md ("reload_outti", "reload_outdi",
15747 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
15748 "reload_out<mode>"): Expanders removed.
15749 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
15750 "reload<mode>_nonoffmem_out"): Expanders added.
15752 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
15754 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
15755 action if SRC->DEST replacement failed anyway.
15757 2007-03-28 Mike Stump <mrs@apple.com>
15759 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
15760 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
15761 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
15763 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15765 * config.gcc: Accept barcelona as a variant of amdfam10.
15766 * config/i386/i386.c (override_options): Likewise.
15767 * doc/invoke.texi: Likewise.
15769 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
15771 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
15772 offsets for BIT_FIELD_REF and COMPONENT_REF.
15774 2007-03-28 Richard Guenther <rguenther@suse.de>
15776 * tree.c (is_global_var): Move ...
15777 * tree-flow-inline.h (is_global_var): ... here.
15778 * tree.h (is_global_var): Remove declaration.
15780 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
15782 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
15784 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
15785 * config/i386/i386.c (ix86_tune_features): Initialize new
15787 * config/i386/predicates.md (promotable_binary_operator): Use
15788 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
15790 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
15793 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
15795 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
15797 * config/fr30/fr30.md (movsi_internal): Change destination
15798 constraint from m to V and add m to the end.
15800 2007-03-28 Christian Bruel <christian.bruel@st.com>
15802 * config/sh/sh.md (movsi_i): Fix type attribute.
15804 2007-03-28 Christian Bruel <christian.bruel@st.com>
15806 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
15807 (movsf_ie): Likewise.
15809 2007-03-28 Christian Bruel <christian.bruel@st.com>
15811 * config.gcc: Add sh4-300 to multilib.
15812 * config/sh/t-mlib-sh4-300: New file.
15814 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
15816 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
15817 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
15818 fix_trunc<mode>di2.
15819 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
15820 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
15821 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
15822 "fixuns_trunctddi2"): Whitespace fix.
15824 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
15826 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
15827 the definition of struct sh_args.
15828 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
15829 CALL_COOKIE_INT_REG_GET): Likewise.
15831 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
15833 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
15834 transformations are applied successfully.
15836 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
15838 * tree.c (tree_contains_struct): Permit 512 tree codes.
15839 * tree.h (tree_contains_struct): Ditto.
15840 (MAX_TREE_CODES): Ditto.
15841 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
15842 SPARE member to store remaining padding bits.
15844 2007-03-27 Anatoly Sokolov <aesok@post.ru>
15846 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
15849 2007-03-27 Janis Johnson <janis187@us.ibm.com>
15851 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
15852 * configure: Regenerate.
15854 * configure: Regenerate using the correct version of autoconf.
15856 2007-03-27 Anatoly Sokolov <aesok@post.ru>
15858 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
15860 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
15861 regs to "__SP_L__" and "__SP_H__".
15863 2007-03-27 Richard Guenther <rguenther@suse.de>
15865 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
15866 computations with it with a HOST_WIDE_INT variable.
15868 2007-03-26 Mike Stump <mrs@apple.com>
15870 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
15871 objective-c-header, objective-c++-header and objc++-cpp-output
15873 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15875 2007-03-26 Richard Henderson <rth@redhat.com>
15878 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
15879 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
15880 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
15881 IX86_BUILTIN_PSRLQ128): New.
15882 (ix86_init_mmx_sse_builtins): Add them.
15883 (ix86_expand_builtin): Expand them.
15884 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
15885 operand 2 be TImode.
15886 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
15887 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
15888 _mm_srli_epi64): Mark __B const.
15889 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
15890 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
15891 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
15892 new two-vector shift builtins.
15894 2007-03-26 Ian Lance Taylor <iant@google.com>
15896 PR tree-optimization/31345
15897 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
15898 [+INF, +INF(OVF)] into VARYING.
15900 2007-03-26 Zack Weinberg <zackw@panix.com>
15902 * gengtype-parse.c: New file.
15903 * gengtype-yacc.y: Delete.
15904 * gengtype-lex.l: Don't include gengtype-yacc.h.
15905 Define YY_DECL and yyterminate appropriately for recursive
15906 descent parser. yylval is now a string out-parameter to yylex.
15907 (HWS, EOID): New shorthand.
15908 (IWORD): Add a couple more types.
15909 (yylex): Add a setup stanza. Remove the complex rules for
15910 detecting GTY'ed types and typedefs; replace with simple
15911 keyword detectors. Adjust everything for the changed
15912 definition of yylval. Ignore all pp-directives, not just #define.
15914 (parse_file): Rename yybegin; do not call yyparse.
15916 * gengtype.c (xasprintf): Export again.
15917 (this_file): New. Use everywhere __FILE__ was being used.
15918 (get_lang_bitmap): Special case types defined in gengtype.c.
15919 (do_typedef, new_structure): Suppress definition of certain types.
15920 (new_structure): Improve diagnostics of duplicate definitions.
15921 Make sure location_s is associated with input.h.
15922 (nreverse_pairs, define_location_structures): New functions.
15923 (main): Improve tagging of kludge types. Remove old kludges
15924 for input.h types; use define_location_structures.
15925 * gengtype.h: Update prototypes. Define token codes here.
15926 * Makefile.in: Remove all references to gengtype-yacc.
15927 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
15929 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
15930 add GTY((skip)) to the field that's only conditionally there.
15931 * doc/install.texi: Document that Bison is no longer required
15932 unless building treelang.
15934 * gengtype.c: Don't include gtyp-gen.h.
15935 (srcdir): Declare here.
15936 (base_files, lang_dir_names): Allocate dynamically.
15937 (gt_files, num_gt_files, num_lang_dirs): New globals.
15938 (measure_input_list, read_input_line, read_input_list)
15939 (set_lang_bitmap): New functions.
15940 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
15941 simplify, relying on read_input_list to set up the bitmaps.
15942 (main): Arguments are no longer unused. Check for correct number
15943 of command line arguments, set srcdir and srcdir_len, then call
15944 read_input_list, before doing anything else. No need to worry
15945 about duplicates in main loop.
15946 * configure.ac: Simplify the calculation of all_gtfiles.
15947 Put language tags in there. Don't set or substitute
15948 all_gtfiles_files_langs or all_gtfiles_files_frags.
15949 * Makefile.in: Revamp the way gengtype is invoked, now that it
15950 takes a file on its command line with a much simpler format.
15951 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
15952 (GTFILES): Remove duplicates and C source files.
15953 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
15954 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
15955 * configure: Regenerate.
15957 * gengtype.h: Remove all type definitions to gengtype.c; leave
15958 only definitions of options_p, type_p, and pair_p as opaque
15959 pointers. Update prototypes.
15960 * gengtype.c: Many type definitions moved here from gengtype.h.
15961 Consolidate type definitions at the top of the file.
15962 (xvasprintf): Delete.
15963 (xasprintf): Make static.
15964 (create_nested_pointer_option): Add 'next' parameter.
15965 (create_field_all, create_field_at): New functions.
15966 (create_field): Now a thin wrapper around create_field_all.
15967 (create_optional_field): Rename create_optional_field_ and add
15968 line argument. Original name is now a macro which supplies
15970 (oprintf): Use vsnprintf directly.
15971 (close_output_files): Use fatal rather than perror/exit.
15972 (note_def_vec, note_def_vec_alloc): Use create_field_at.
15973 (main): Set progname. Don't use exit.
15974 * gengtype-yacc.y (struct_fields): Use create_field_at.
15975 (option, optionseqopt): Delete.
15976 (optionseq): Consolidate productions from option here so we
15977 can use the first argument to create_option.
15979 * gengtype-lex.l: Distinguish unions from structures in the
15980 token type. Don't call find_structure; return the tag as a string.
15981 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
15982 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
15983 string. Reorganize typedef_struct production accordingly.
15984 Use create_nested_ptr_option.
15985 * gengtype.c (create_nested_ptr_option): New function.
15986 * gengtype.h: Declare it.
15988 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
15989 (string_type): Don't declare.
15990 (do_scalar_typedef): Declare.
15991 (create_scalar_type): Update prototype.
15992 * gengtype.c (string_type): Make static.
15993 (scalar_nonchar, scalar_char): New.
15994 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
15995 (resolve_typedef): Use scalar_nonchar for error recovery.
15996 (create_scalar_type): Remove name_len field. Return scalar_char
15997 or scalar_nonchar as appropriate.
15998 (adjust_field_type): Look at scalar_is_char boolean to decide whether
15999 to use string_type.
16000 (throughout): Use scalar_nonchar instead of calling
16001 create_scalar_type, whenever possible.
16002 (main): Initialize scalar_char and scalar_nonchar before calling
16004 * gengtype-lex.l: Adjust for removal of second argument to
16005 create_scalar_type. Use yylval.s instead of yylval.t when
16007 * gengtype-yacc.y: Type of SCALAR is string. Call
16008 create_scalar_type from type:SCALAR rule. Adjust for removal of
16009 second argument to create_scalar_type.
16011 * vec.h: Remove all #if IN_GENGTYPE blocks.
16012 Add comment saying that changes may require adjustments to gengtype.
16013 * gengtype.c: Don't include coretypes.h or tm.h.
16014 Add comment to inclusion of errors.h.
16015 (note_def_vec, note_def_vec_alloc): New functions.
16016 * gengtype.h: Declare new functions.
16017 * gengtype-lex.l: Don't include coretypes.h.
16018 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
16020 (update_lineno): Remove unnecessary prototype.
16021 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
16022 (VEC rule): Just return VEC_TOKEN.
16023 * gengtype-yacc.y (VEC_TOKEN): New token type.
16024 (type): Add a production for VEC(a,b).
16025 * Makefile.in: Update dependencies.
16027 * gengtype-lex.l: Remove rules for parsing pointer-to-function
16028 typedefs that use the old PARAMS macro.
16030 * gengtype-lex.l: Remove all rules and states relating to yacc
16032 * gengtype-yacc.y: Similarly.
16033 * gengtype.c (note_yacc_type): Delete function.
16034 * gengtype.h: Update prototypes.
16036 2007-03-26 Joseph Myers <joseph@codesourcery.com>
16038 * tree-pretty-print.c (dump_generic_node): Report precision of
16039 unnamed integer types.
16041 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
16043 * ifcvt.c (noce_try_store_flag_constants): Don't check
16044 no_new_pseudos here.
16045 (noce_try_store_flag_constants): Don't check no_new_pseudos.
16046 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
16047 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
16048 noce_try_sign_mask): Likewise.
16049 (if_convert): Check no_new_pseudos here.
16051 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
16053 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
16054 (noce_get_condition): Handle new then_else_reversed argument.
16055 (noce_init_if_info): Remove, fold into noce_find_if_block.
16056 (noce_process_if_block): Take a struct noce_if_info as the
16057 argument. Don't set up one based on ce_if_info. Update pointer
16058 references accordingly.
16059 (cond_move_process_if_block): Likewise.
16060 (process_if_block): Removed.
16061 (find_if_block): Removed. Move functionality two new functions,
16062 noce_find_if_block and cond_exec_find_if_block.
16063 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
16064 blocks and the symmetric IF-ELSE-JOIN case.
16065 (cond_exec_find_if_block): Also new function mostly based on old
16066 find_if_block and process_if_block.
16067 (find_if_header): Replace find_if_block call with separately
16068 guarded calls to noce_find_if_block and cond_exec_find_if_block.
16069 (find_cond_trap): Update noce_get_condition call.
16070 (dead_or_predicable): Likewise.
16072 2007-03-26 Jakub Jelinek <jakub@redhat.com>
16074 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
16076 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
16077 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
16078 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
16079 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
16080 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
16081 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
16082 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
16083 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
16084 __builtin_ia32_psrad128 builtins.
16086 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
16088 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
16089 * config/i386/constraints.md
16090 (define_constraint "I"): Use IN_RANGE macro.
16091 (define_constraint "J"): Ditto.
16092 (define_constraint "K"): Ditto.
16093 (define_constraint "M"): Ditto.
16094 (define_constraint "N"): Ditto.
16095 (define_constraint "O"): Ditto.
16096 * config/i386/predicates.md
16097 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
16098 (define_predicate "const_0_to_3_operand"): Ditto.
16099 (define_predicate "const_0_to_7_operand"): Ditto.
16100 (define_predicate "const_0_to_15_operand"): Ditto.
16101 (define_predicate "const_0_to_63_operand"): Ditto.
16102 (define_predicate "const_0_to_255_operand"): Ditto.
16103 (define_predicate "const_1_to_31_operand"): Ditto.
16104 (define_predicate "const_2_to_3_operand"): Ditto.
16105 (define_predicate "const_4_to_7_operand"): Ditto.
16107 2007-03-25 David Edelsohn <edelsohn@gnu.org>
16109 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
16110 in SImode for save_world.
16111 * config/rs6000/altivec.md (save_world, restore_world): Convert to
16114 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
16116 PR tree-optimization/30784
16117 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
16120 2007-03-25 Revital Eres <eres@il.ibm.com>
16122 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
16123 Fold movement_possibility function into it.
16125 2007-03-25 David Edelsohn <edelsohn@gnu.org>
16127 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
16128 (load_macho_picbase_{si,di}): Convert to LR hard reg.
16129 (call_indirect_nonlocal_darwin64): Same.
16130 (call_nonlocal_darwin64): Same.
16131 (call_value_indirect_nonlocal_darwin64): Same.
16132 (call_value_nonlocal_darwin64): Same.
16133 (sibcall_nonlocal_darwin64): Same.
16134 (sibcall_value_nonlocal_darwin64): Same.
16135 (sibcall_symbolic_64): Same.
16136 (sibcall_value_symbolic_64): Same.
16137 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
16139 (rs6000_emit_load_toc_table): Same.
16140 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
16141 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
16143 (divss_call): Same.
16144 (divus_call): Same.
16145 (quoss_call): Same.
16146 (quous_call): Same.
16147 (load_toc_v4_pic_si): Same
16148 (load_toc_v4_PIC_1): Same.
16149 (load_toc_v4_PIC_1b): Same.
16150 (call_indirect_aix{32,64}): Same.
16151 (call_value_indirect_aix{32,64}): Same.
16153 (call_value): Same.
16154 (call_local{32,64}): Same.
16155 (call_value_local{32,64}): Same.
16156 (call_indirect_nonlocal_aix{32,64}): Same.
16157 (call_nonlocal_aix{32,64}): Same.
16158 (call_value_indirect_nonlocal_aix{32,64}): Same.
16159 (call_value_nonlocal_aix{32,64}): Same.
16160 (call_indirect_nonlocal_sysv<mode>): Same.
16161 (call_nonlocal_sysv<mode>): Same.
16162 (call_value_indirect_nonlocal_sysv<mode>): Same.
16163 (call_value_nonlocal_sysv<mode>): Same.
16165 (sibcall_local{32,64}): Same.
16166 (sibcall_value_local{32,64}): Same.
16167 (sibcall_nonlocal_aix{32,64}): Same.
16168 (sibcall_value_nonlocal_aix{32,64}): Same.
16169 (sibcall_nonlocal_sysv<mode>): Same.
16170 (sibcall_value): Same.
16171 (sibcall_value_nonlocal_sysv<mode>): Same.
16173 2007-03-24 Paul Brook <paul@codesourcery.com>
16175 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
16176 * config/arm/linux-eabi.h: Remove legacy syscall hack.
16178 2007-03-24 Richard Henderson <rth@redhat.com>
16180 * config/ia64/constraints.md: New file.
16181 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
16182 satisfies_constraint_?.
16183 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
16184 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
16185 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
16186 ia64_output_mi_thunk): Likewise.
16187 (ia64_const_ok_for_letter_p): Remove.
16188 (ia64_const_double_ok_for_letter_p): Remove.
16189 (ia64_extra_constraint): Remove.
16190 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
16191 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
16192 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
16193 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
16194 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
16195 EXTRA_MEMORY_CONSTRAINT): Remove.
16196 * config/ia64/ia64.md: Include constriants.md. Replace
16197 CONST_OK_FOR_? with satisfies_constraint_?.
16199 2007-03-23 Michael Meissner <michael.meissner@amd.com>
16200 H.J. Lu <hongjiu.lu@intel.com>
16202 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
16204 (name macros): Use DPD_BID_NAME to convert names properly.
16206 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
16207 decimal floating point format.
16208 (init_floating_libfuncs): Change decimal functions so that they
16209 have a "bid_" prefix if the decimal system uses the BID format,
16210 and "dpd_" prefix if the decimal system uses the DPD format.
16211 (init_interclass_conv_libfuncs): Ditto.
16212 (init_intraclass_conv_libfuncs): Ditto.
16214 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
16215 using the BID format.
16217 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
16218 whether we are using the BID decimal format.
16219 * configure: Regenerate.
16221 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
16222 the compiler has decimal floating point enabled. Define
16223 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
16226 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
16227 using the BID format.
16229 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
16230 whether we are using the BID decimal format.
16231 * configure: Regenerate.
16233 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
16234 the compiler has decimal floating point enabled. Define
16235 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
16238 * doc/install.texi (--enable-decimal-float): Document BID and DPD
16239 options, and that it is enabled for i386/x86_64 systems.
16241 * Makefile.in (enable_decimal_float): New.
16243 (DECNUMINC): Add -I$(DECNUMFMT).
16244 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
16245 to $(DECNUMFMT) from $(DECNUM).
16247 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
16248 Substitute enable_decimal_float.
16249 * configure: Regenerated.
16252 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
16255 * configure.ac: Enable decimal float for x86_64-*-linux*.
16256 * configure: Regenerated.
16259 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
16260 decimal128ClearSign to flip and clear the sign bit in decimal128.
16261 (decimal_real_maxval): Set decimal128SetSign to set the sign
16264 2007-03-23 Ian Lance Taylor <iant@google.com>
16266 * fold-const.c (fold_binary): Correct warning for X - c >= X.
16268 2007-03-23 Ian Lance Taylor <iant@google.com>
16270 * tree-dump.c (dump_files): Correct comment.
16272 2007-03-23 Ian Lance Taylor <iant@google.com>
16274 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
16276 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
16278 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
16279 in cfglayout mode. Don't go into and out of cfglayout mode.
16280 Link the blocks in the order of the constructed traces.
16281 (rest_of_handle_tracer): Adjust call to tracer.
16282 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
16283 Don't go into cfglayout mode.
16284 (rtl_loop_done): Don't go out of cfglayout mode.
16285 * cfglayout.c (relink_block_chain): New function, split out from...
16286 (fixup_reorder_chain): ...here. Remove redundant checking.
16287 (cfg_layout_finalize): Don't clear the header, footer, and aux
16288 fields here, move the code to do so to relink_block_chain. Likewise
16289 for free_original_copy_tables.
16290 * rtl.h (tracer): Update prototype.
16291 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
16292 Assert we are in cfglayout mode. Don't go into and out of cfglayout
16293 mode. Use relink_block_chain to serialize the CFG according to the
16294 new basic block order. Move targetm.cannot_modify_jumps_p check from
16296 (gate_handle_reorder_blocks): ...to here.
16297 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
16299 (gate_duplicate_computed_gotos): ...to here.
16300 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
16301 something always changes when going into and out of cfglayout mode.
16302 Perform an expensive cfg cleanup while going into cfglayout mode.
16303 Always update liveness information on HAVE_conditional_execution
16304 targets. Reserialize the basic blocks and go out of cfglayout mode.
16305 * reg-stack.c: Include cfglayout.h.
16306 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
16307 the call to reorder_basic_blocks.
16308 * basic-block.h (reorder_basic_blocks): Update prototype.
16309 (relink_block_chain): New prototype.
16310 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
16312 2007-03-23 Joseph Myers <joseph@codesourcery.com>
16314 * config/mips/mips.md (type, hazard, *movdi_32bit,
16315 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
16316 *movhi_internal, *movqi_internal, *movsf_hardfloat,
16317 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
16318 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
16319 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
16321 (movcc): Change first xfer to multi.
16322 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
16323 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
16324 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
16325 config/mips/generic.md: Change reservations using "xfer" to use
16327 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
16328 using match_operand.
16329 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
16330 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
16332 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
16334 2007-03-22 Richard Henderson <rth@redhat.com>
16336 * config/i386/i386.c: Remove unnecessary function declarations.
16337 Move targetm definition, and all related macros, to the end of
16338 the file. Resort some functions to put definitions before uses.
16339 (ix86_attribute_table): Make static. Move to end of file.
16340 (ix86_gimplify_va_arg): Make static.
16342 2007-03-22 Richard Henderson <rth@redhat.com>
16344 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
16345 don't increase local_regparm with force_align_arg_pointer check.
16346 (ix86_function_sseregparm): Assert 32-bit.
16347 (type_has_variadic_args_p): New.
16348 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
16349 type_has_variadic_args_p.
16350 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
16351 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
16352 use memset instead. Do maybe_vaarg check first; skip attribute
16353 tests if true; skip attribute tests for 64-bit.
16354 (construct_container): Remove TARGET_DEBUG_ARG.
16355 (function_arg_advance_32, function_arg_advance_64): Split out ...
16356 (function_arg_advance): ... from here.
16357 (function_arg_32, function_arg_64): Split out ...
16358 (function_arg): ... from here.
16359 (ix86_pass_by_reference): Tidy.
16360 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
16361 (function_value_32): New, from parts of ix86_function_value
16362 and ix86_value_regno.
16363 (function_value_64): New, from parts of ix86_function_value
16364 and ix86_libcall_value.
16365 (ix86_function_value_1): New.
16366 (ix86_function_value, ix86_libcall_value): Use it.
16367 (return_in_memory_32, return_in_memory_64): Split out ...
16368 (ix86_return_in_memory): ... from here.
16369 (ix86_struct_value_rtx): Skip for 64-bit.
16370 (ix86_libcall_value, ix86_value_regno): Remove.
16371 (setup_incoming_varargs_64): Split out ...
16372 (ix86_setup_incoming_varargs): ... from here.
16373 (ix86_va_start): Remove TARGET_DEBUG_ARG.
16374 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
16375 * config/i386/i386-protos.h (ix86_function_value): Remove.
16376 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
16378 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16381 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
16382 infinities not supported, otherwise emit warning if -Woverflow. On
16383 underflow, emit warning if -Woverflow.
16384 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
16386 * real.h (real_from_string): Update declaration
16388 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
16389 Richard Henderson <rth@redhat.com>
16391 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
16392 * calls.c (compute_argument_block_size, expand_call,
16393 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
16394 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
16395 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
16396 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
16397 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
16398 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
16399 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
16400 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
16403 2007-03-22 Joseph Myers <joseph@codesourcery.com>
16405 * c-incpath.c (add_sysroot_to_chain): New.
16406 (merge_include_chains): Add sysroot argument. Call
16407 add_sysroot_to_chain if sysrooted.
16408 (register_include_chains): Update call to merge_include_chains.
16409 * doc/cppopts.texi: Document use of '=' in include directory
16412 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
16414 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
16415 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
16416 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
16417 insn pattern using X87MODEF12 mode macro.
16419 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
16421 * regmove.c (regmove_optimize): Use reg_mentioned_p
16422 instead of reg_overlap_mentioned_p for DST.
16424 2007-03-21 Mike Stump <mrs@apple.com>
16426 * c.opt: Fixup for Objective-C/C++.
16428 2007-03-21 Steve Ellcey <sje@cup.hp.com>
16430 * explow.c (convert_memory_address): Fold memory reference when
16431 POINTERS_EXTEND_UNSIGNED < 0
16433 2007-03-21 Richard Henderson <rth@redhat.com>
16436 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
16437 * config/i386/mmintrin.h (__m64): Likewise.
16438 * config/i386/xmmintrin.h (__m128): Likewise.
16440 2007-03-21 Richard Sandiford <richard@codesourcery.com>
16442 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
16443 (VXWORKS_OS_CPP_BUILTINS): Define.
16444 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
16445 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
16447 2007-03-21 Richard Sandiford <richard@codesourcery.com>
16449 * rtl.h (constant_pool_reference_p): Delete.
16450 (find_constant_src): Declare.
16451 * rtlanal.c (find_constant_src): New function.
16452 * simplify-rtx.c (constant_pool_reference_p): Delete.
16453 * config/i386/i386.md: Use find_constant_src instead of
16454 constant_pool_reference_p/avoid_constant_pool_reference pairs.
16456 2007-03-21 Richard Sandiford <richard@codesourcery.com>
16458 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
16459 * c-cppbuiltin.c (c_cpp_builtins): Define them.
16461 2007-03-20 Mark Mitchell <mark@codesourcery.com>
16463 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
16464 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
16465 (arm_elf_asm_constructor): Use it.
16466 (arm_elf_asm_destructor): New function.
16468 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
16470 * jump.c (mark_jump_label): Treat SEQUENCE specially.
16472 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
16474 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
16476 2007-03-19 Andrew Haley <aph@redhat.com>
16478 PR tree-optimization/31264
16479 * tree-vrp.c (register_edge_assert_for_1): Don't look though
16480 VIEW_CONVERT_EXPRs.
16482 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
16484 PR rtl-optimization/30907
16485 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
16486 (fwprop_init): Always call loop_optimizer_initialize.
16487 (fwprop_done): Always call loop_optimizer_finalize.
16488 (fwprop): We always have loop info now.
16489 (gate_fwprop_addr): Remove.
16490 (pass_fwprop_addr): Use gate_fwprop as gate.
16492 PR rtl-optimization/30841
16493 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
16494 df_chain_alloc): Call df_reorganize_refs unconditionally.
16495 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
16496 refs_organized to refs_organized_size.
16497 (df_ref_create_structure): Use refs_organized_size instead of
16498 bitmap_size if refs had been organized, and keep refs_organized_size
16500 * df.h (struct df_ref_info): Change refs_organized to
16501 refs_organized_size.
16502 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
16505 2007-03-19 Mark Mitchell <mark@codesourcery.com>
16507 * except.c (output_function_exception_table): Do not reference the
16508 EH personality routine for functions that do not require an
16511 2007-03-20 Jakub Jelinek <jakub@redhat.com>
16514 * c-typeck.c (convert_for_assignment): Call comptypes for
16515 RECORD_TYPE or UNION_TYPE.
16517 PR inline-asm/30505
16518 * reload1.c (reload): Do invalid ASM checking after
16519 cleanup_subreg_operands.
16521 2007-03-19 Jeff Law <law@redhat.com>
16523 * tree-cfg.c (find_taken_edge): Tighten conditions for
16524 optimizing computed gotos.
16526 2007-03-19 Michael Matz <matz@suse.de>
16528 * builtins.c (expand_builtin_sync_operation,
16529 expand_builtin_compare_and_swap,
16530 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
16533 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
16534 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
16537 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16539 * doc/tm.texi: Add brackets around the return type of
16540 TARGET_SECONDARY_RELOAD.
16542 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16543 Richard Guenther <rguenther@suse.de>
16545 PR tree-optimization/31254
16546 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
16547 Use handled_component_p () where appropriate. Continue
16548 propagating into the rhs if we propagated into an INDIRECT_REF
16551 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16553 * config/s390/s390.md (op_type attribute): RRR instruction type added.
16554 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
16555 (xde, xdee): Mode attributes adjusted to support DFP modes.
16556 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
16557 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
16558 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
16559 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
16560 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
16561 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
16562 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
16564 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
16565 "movsf"): Insn definitions removed.
16566 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
16567 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
16568 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
16570 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
16571 "reload_in<mode>", "reload_out<mode>"): Expander added.
16572 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
16575 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16577 * config/s390/s390.md: Only non-functional changes. Renamed
16578 FPR mode macro to BFP all over the file.
16580 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16582 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
16583 (op_type attribute): RRF instruction type added.
16584 (fT0): New mode attribute.
16585 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
16586 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
16587 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
16588 instruction no secondary memory is needed when moving DFmode values
16589 between GPRs and FPRs.
16591 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16593 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
16594 inverted and documentation adjusted.
16595 ("mhard-dfp", "msoft-dfp"): New options.
16596 * config/s390/s390.c (s390_handle_arch_option): New architecture
16598 (override_options): Sanity checks for the new options added.
16599 * config.gcc: New architecture switch: z9-ec.
16600 * config/s390/s390.h (processor_flags): PF_DFP added.
16601 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
16602 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
16603 when the bit is NOT set so remove it from the defaults.
16605 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16607 * genemit.c (main): Print include statement for dfp.h.
16608 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
16611 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
16613 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
16615 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
16618 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
16619 instead of PATTERN.
16621 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16623 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
16624 attr_length_call, output_call, output_indirect_call): Cleanup
16625 formatting of targetm calls.
16627 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
16629 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
16631 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16633 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
16634 reservation, bypass and anti-bypass descriptions for these
16635 instructions. Update move patterns.
16636 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
16639 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
16641 * tree-vect-transform.c (get_initial_def_for_induction): Replace
16642 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
16643 (get_initial_def_for_reduction): Likewise.
16645 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
16647 Fix PR tree-optimization/29922
16648 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
16649 (get_representative): Removed.
16650 (value_dies_in_block_x): Update for rvuse removal.
16651 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
16652 (compute_antic_aux): Handle when PHI nodes appear in
16653 non-single-successors.
16654 (dump_bitmap_of_names): Removed.
16655 (compute_antic_safe): Renamed and removed rvuse calculation.
16656 Calculate only antic safe.
16657 (insert_into_preds_of_block): Remove assert.
16658 (execute_pre): Update for renamed functions.
16659 (defer_or_phi_translate_block): New function.
16661 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16663 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
16664 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
16666 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
16667 Follow spelling conventions.
16669 * tree-data-ref.h: Remove the prototype for analyze_array.
16671 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
16673 PR tree-optimization/31041
16674 * tree-vect-transform.c (get_initial_def_for_induction): Call
16675 force_gimple_operand.
16677 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
16679 * ipa-type-escape.c (look_for_casts) : Revert code to use
16680 handled_component_p due to ada test a-numaux.adb.
16682 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16684 * final.c (final_scan_insn): Alter the condition of a
16685 conditional trap if we have nonstandard CC.
16687 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16689 * configure.ac: Remove excess quoting from asm line 0 test.
16690 * configure: Rebuilt.
16692 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16694 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
16695 * c-common.c (convert_and_check): Move warning logic to...
16696 (warnings_for_convert_and_check): ...here. Define.
16697 * c-common.h (warnings_for_convert_and_check): Declare.
16699 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16701 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
16702 (output_call): Likewise.
16704 2007-03-16 Richard Sandiford <richard@codesourcery.com>
16706 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
16708 2007-03-16 Richard Sandiford <richard@codesourcery.com>
16710 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
16712 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
16714 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
16715 opteron, athlon-64 and athlon-fx processor_alias_table entries.
16717 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
16719 PR tree-optimization/31183
16720 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
16721 Use double_int instead of unsigned int for representing access_strides.
16722 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
16724 2007-03-16 Richard Guenther <rguenther@suse.de>
16726 PR tree-optimization/31146
16727 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
16728 to allow recursion of forward_propagate_addr_expr.
16729 (forward_propagate_addr_into_variable_array_index): Likewise.
16730 (forward_propagate_addr_expr): Likewise.
16731 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16732 (forward_propagate_addr_expr_1): Recurse on simple copies
16733 instead of propagating into them. Do so for useless conversions
16735 (forward_propagate_addr_expr): Clean up unused statements after
16738 2007-03-16 Richard Guenther <rguenther@suse.de>
16740 * builtins.c (expand_builtin_cexpi): Use the right argument
16741 for the expansion via cexp.
16743 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16745 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
16746 * configure: Rebuilt.
16748 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16751 * dwarf2out.c (force_type_die): Adjust comment.
16752 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
16754 2007-03-15 DJ Delorie <dj@redhat.com>
16756 * config/frv/predicates.md (minmax_operator): Don't check operands
16759 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
16761 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
16762 Update constant estimates of number of iterations.
16763 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
16764 argument renamed to "realistic".
16765 (compute_estimated_nb_iterations): Removed.
16766 (record_niter_bound): New function.
16767 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
16768 call record_nonwrapping_iv with upper = false.
16769 (infer_loop_bounds_from_signedness): Pass upper argument to
16770 record_nonwrapping_iv.
16771 (estimate_numbers_of_iterations_loop): Do not call
16772 compute_estimated_nb_iterations. Record estimate based on profile
16773 information. Initialize the constant estimates of number of
16775 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
16777 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
16778 number of iterations is too small.
16779 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
16780 (EST_NOT_AVAILABLE): Removed.
16781 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
16782 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
16785 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
16787 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
16788 Handle NE_EXPR guards.
16790 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16793 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
16794 Set also -pedantic-errors by default for the preprocessor unless
16795 -fpermissive is given.
16797 2007-03-15 Richard Guenther <rguenther@suse.de>
16799 PR middle-end/29719
16800 PR middle-end/31161
16801 * builtins.c (expand_builtin_cexpi): As a fallback if we
16802 don't have builtins for sincos or cexp create a function
16803 declaration for cexp and expand to a call to that.
16804 (expand_builtin_int_roundingfn): Always fall
16805 back to floor/ceil and its variants even if they may be
16808 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
16810 PR middle-end/31159
16811 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
16812 jump tables, move the call to delete_dead_jumptables from here...
16813 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
16814 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
16815 don't allow merging of blocks that try_redirect_by_replacing_jump
16816 also does not handle when not optimizing.
16818 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
16819 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16821 * config/i386/i386.md (x86_sahf_1): Correctly handle
16824 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
16827 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
16828 x86_64_general_operand as operand[2] predicate. Remove "iF"
16829 from operand constraints and use "e" constraint instead.
16830 (*subti3_1, *subti3_1 splitter): Ditto.
16831 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
16832 operand[1] predicate.
16834 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
16836 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
16837 arrays, multiply the access strides by the size of the sub-array.
16838 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
16840 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16842 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
16843 the configured assembler supports the sahf mnemonic.
16844 * configure: Regenerate.
16845 * config.in: Regenerate.
16847 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
16848 emit "sahf" or ".byte\t0x9e" as asm template.
16850 2007-03-14 Michael Meissner <michael.meissner@amd.com>
16853 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
16854 option to replace hard coded TARGET_xxx in md file.
16855 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
16856 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
16857 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
16858 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
16859 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
16860 (X86_TUNE_NOT_VECTORMODE): Ditto.
16861 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
16862 (TUNE_AVOID_VECTOR_DECODE): Ditto.
16863 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
16864 (TUNE_SLOW_IMUL_IMM8): Ditto.
16865 (TUNE_MOVE_M1_VIA_OR): Ditto.
16866 (TUNE_NOT_UNPAIRABLE): Ditto.
16867 (TUNE_NOT_VECTORMODE): Ditto.
16869 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
16872 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
16873 tuning options instead of hard coded TARGET_xxx.
16874 (fix ssemode peephole2's): Ditto.
16875 (imul peephole2's): Ditto.
16877 (movdi_or_rex64): Ditto.
16878 (move peephole2): Ditto.
16879 (not peephole2's): Ditto.
16881 2007-03-14 Dirk Mueller <dmueller@suse.de>
16883 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
16884 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
16885 * c-parser.c (c_parser_if_body): Always add an empty statement in case
16887 * c-parser.c (c_parser_do_statement): Warn about empty body in
16888 do/while statement.
16889 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
16890 * doc/invoke.texi (-Wempty-body): Update documentation.
16892 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16895 * c-common.h (warn_for_div_by_zero): Declare.
16896 * c-common.c (warn_for_div_by_zero): Define.
16897 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
16900 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16902 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
16903 to PREFIX and STANDARD_PREFIX.
16905 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16906 Phil Edwards <phil@codesourcery.com>
16908 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
16909 (__gthread_once_t): Remove busy field for RTPs.
16910 (__GTHREAD_ONCE_INIT): Update accordingly.
16912 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16914 * doc/invoke.texi: Document VxWorks options.
16916 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16918 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
16920 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
16922 PR tree-optimization/30590
16923 * tree-nrv.c (tree_nrv): Check for the partial update of the
16926 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16928 * flags.h (flag_random_seed): Remove declaration, in favor of...
16929 * toplev.h (get_random_seed, set_random_seed): ... these.
16930 * tree.c (get_file_function_name): Use the former.
16931 * opts.c (common_handle_option): Use the latter.
16934 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
16936 PR middle-end/31127
16937 * cse.c (cse_find_path): Do not bail out if a basic block that
16938 we already visited now becomes part of a path that starts at a
16939 different basic block. Just disallow this, to make sure we
16940 visit each basic block at most once.
16942 2007-03-13 Jan Hubicka <jh@suse.cz>
16944 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
16945 attributes, when profile esitmate is present, calls with very low
16946 frequency are cold.
16948 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
16950 PR tree-optimization/30730
16951 PR tree-optimization/26900
16952 * tree-ssa-loop-niter.c: Include gmp.h.
16953 (bounds): New type.
16954 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
16955 split_to_var_and_offset, determine_value_range,
16956 bound_difference_of_offsetted_base, refine_bounds_using_guard,
16957 bound_difference, bounds_add, bounds_negate,
16958 number_of_iterations_ne_max, dump_affine_iv): New functions.
16959 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
16960 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
16961 difference of initial and final value of control iv to validate
16963 (number_of_iterations_cond): Add loop parameter. Determine bounds
16964 on the difference of the extremes of the control iv. Add dumps.
16965 (expand_simple_operations): Handle phi nodes.
16966 (simplify_using_initial_conditions): Do not record used conditions.
16967 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
16968 Do not set additional_info.
16969 (implies_nonnegative_p, implies_ge_p): Removed.
16970 (derive_constant_upper_bound): Do not use parameter `additional'.
16971 (record_estimate): Parameter `additional' removed. Parameter
16972 `i_bound' added. Do not call derive_constant_upper_bound.
16973 (record_nonwrapping_iv): Use derive_constant_upper_bound to
16974 bound the number of iterations estimate.
16975 (estimate_numbers_of_iterations_loop): Pass the estimate from
16976 the number of iterations analysis to record_estimate.
16977 * tree.h (multiple_of_p): Declare.
16978 * tree-scalar-evolution.c (expression_expensive_p): Removed.
16979 (scev_const_prop): Do not check expression_expensive_p.
16980 * fold-const.c (multiple_of_p): Exported.
16981 * double-int.c (double_int_mask): Exported.
16982 * double-int.h (double_int_mask): Declare.
16983 * tree-flow.h (struct tree_niter_desc): Removed additional_info
16984 field. Added max field.
16986 2007-03-13 David Taylor <taylor@candd.org>
16989 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
16992 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16995 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
16996 two unamed patterns.
16998 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
17000 * config/i386/i386.opt (mcx16, msahf): New options.
17001 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
17002 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
17004 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
17005 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
17006 Output -mcx16 and -msahf options when corresponding bit is set.
17008 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
17009 and -msahf options.
17011 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
17013 * configure.ac: Test for assembler tolerance to # 0 "".
17014 * configure, config.in: Rebuilt.
17015 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
17017 2007-03-13 Geoffrey Keating <geoffk@apple.com>
17019 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
17021 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
17022 (handle_syscall): Handle direct system calls.
17023 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
17025 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
17027 * doc/invoke.texi: Fix cpp.info cross-reference.
17028 * doc/passes.texi: Fix gcc.info cross-reference.
17030 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
17032 PR tree-optimization/30835
17033 * lambda-code.c (can_convert_to_perfect_nest): Check whether
17034 bb_for_stmt is not NULL before accessing it.
17036 2007-03-12 Joseph Myers <joseph@codesourcery.com>
17038 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
17041 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
17044 * doc/install.texi: Document --enable-stage1-languages
17046 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
17048 * tree-pass.h (pass_into_cfg_layout_mode,
17049 pass_outof_cfg_layout_mode): Declare.
17050 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
17051 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
17052 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
17053 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
17055 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
17057 * c-decl.c (warn_variable_length_array): New function.
17058 Refactored from grokdeclarator to handle warn_vla
17059 and handle unnamed array case.
17060 (grokdeclarator): Refactored VLA warning case.
17061 * c.opt (Wvla): New flag.
17062 * doc/invoke.texi (Wvla): New warning.
17064 2007-03-12 Richard Henderson <rth@redhat.com>
17066 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
17067 (TARGET_SECTION_TYPE_FLAGS): New.
17069 2007-03-12 Richard Henderson <rth@redhat.com>
17071 * config/darwin.c (machopic_reloc_rw_mask): New.
17072 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
17073 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
17075 2007-03-12 Mark Mitchell <mark@codesourcery.com>
17077 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
17078 * cppdefault.h (cpp_PREFIX): Document.
17079 (cpp_PREFIX_len): Likewise.
17080 (cpp_EXEC_PREFIX): New variable.
17081 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
17082 * c-incpath.c (add_standard_paths): Correct logic for relocating
17083 paths within prefix.
17085 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
17087 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
17088 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
17090 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
17091 fix_truncdfdi_sse using SSEMODEF mode macro.
17092 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
17093 fix_truncdfsi_sse using SSEMODEF mode macro.
17094 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
17095 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
17097 2007-03-12 Richard Sandiford <richard@codesourcery.com>
17099 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
17100 elfos.h to tm_file.
17102 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
17104 * tree.h : Add multiple_of_p declaration.
17105 * fold-const.c (multiple_of_p): Make multiple_of_p public.
17106 * ipa-type-escape.c (results_of_malloc): Redundant.
17107 (visited_stmts): New. Visited stmt for walk_use_def_chains.
17108 (cast_type): Extended with new members.
17109 (check_cast): Returns cast_type.
17110 (cast): New structure for data of walk_use_def_chains.
17111 (is_malloc_result, is_cast_from_non_pointer_1,
17112 is_cast_from_non_pointer,
17113 is_array_access_through_pointer_and_index): New functions.
17114 (look_for_casts): Returns cast types.
17115 (check_call): Returns void.
17116 (okay_pointer_operation): Use support of pointer plus index,
17117 pointer plus constant and allow all multiplications.
17119 2007-03-11 Richard Guenther <rguenther@suse.de>
17121 PR tree-optimization/31115
17122 * tree-vrp.c (extract_range_from_binary_expr): Make sure
17123 the shift count is positive and non-anti-range for RSHIFT_EXPR.
17124 A shift count of zero is not special as with *_DIV_EXPR.
17125 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
17128 2007-03-11 Ian Lance Taylor <iant@google.com>
17130 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
17131 the *_DIV_EXPR codes correctly with overflow infinities.
17133 2007-03-11 Ira Rosen <irar@il.ibm.com>
17135 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
17136 indicate success/failure of the analysis. Add negation to subtrahend
17137 in case of subtraction. Fail if both operands contain constants.
17138 (create_data_ref): Fail if analyze_offset fails.
17140 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
17142 * config/i386/i386.md (frndintxf2): Rename to ...
17143 (rintxf2): ... this. Remove expander having same name.
17144 (rintsf2, rintdf2): Implement using SSEMODEF macro.
17145 (roundsf2, rounddf2): Ditto.
17146 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
17147 (lround<mode>di2, lround<mode>si2): Ditto.
17149 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
17151 * lower-subreg.c: Include except.h.
17152 (decompose_multiword_subregs): Verify that the only control flow
17153 insns we can split are loads to multi-words pseudos.
17154 Handle breaking such blocks after splitting, instead of calling
17155 find_many_sub_basic_blocks.
17157 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
17158 on the new basic block. Add a lengthy comment explaining why we
17159 thought this was necessary.
17160 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
17162 2007-03-10 Mark Mitchell <mark@codesourcery.com>
17165 * tree.c (walk_type_fields): Recurse into the element type of
17166 ARRAY_TYPEs if there is a pointer set.
17168 2007-03-10 Dirk Mueller <dmueller@suse.de>
17170 * c-common.c (warn_logical_operator): Fix condition.
17172 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
17174 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
17176 * config/darwin.c (machopic_select_section): Remove superfluous
17177 argument in call to categorize_decl_for_section. Remove unused
17180 2007-03-10 Joseph Myers <joseph@codesourcery.com>
17182 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
17184 * configure: Regenerate.
17186 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
17189 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
17190 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
17191 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
17192 Add LABEL_NUSES to emitted label.
17193 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
17194 branch probability value to emitted jump insn.
17195 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
17196 Do not check life information and do not re-arrange input operands
17197 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
17199 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
17201 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
17202 the change of decode_asm_operands.
17204 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
17206 * mode-switching.c (create_pre_exit): Skip blockage insn.
17208 2007-03-09 Diego Novillo <dnovillo@redhat.com>
17210 * tree-pass.h (TODO_update_smt_usage): Remove.
17212 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17216 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17218 * pa.c (attr_length_call): Revise condition for long
17219 pc-relative branch.
17220 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
17221 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
17222 sequence on SOM target.
17224 2007-03-09 Geoffrey Keating <geoffk@apple.com>
17226 * gcc.c: Document %{, in big comment at top.
17227 (input_suffix_matches): Remove special handling for .s and
17229 (input_spec_matches): New.
17230 (handle_braces): Handle %{,.
17231 (validate_switches): ',' indicates a value which is not a switch.
17232 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
17233 to detect assembler input.
17234 * config/i386/sol2.h (CPP_SPEC): Likewise.
17235 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
17236 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
17237 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
17238 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
17239 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
17240 -m64 causes deployment target to default to 10.5.
17241 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
17243 2007-03-09 Richard Henderson <rth@redhat.com>
17246 * target.h (targetm.asm.out.reloc_rw_mask): New.
17247 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
17248 (TARGET_ASM_OUT): Use it.
17249 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
17250 * varasm.c (categorize_decl_for_section): Remove shlib argument;
17251 use the new reloc_rw_mask target hook instead.
17252 (default_section_type_flags_1): Merge into...
17253 (default_section_type_flags): ... here.
17254 (decl_readonly_section_1): Merge into...
17255 (decl_readonly_section): ... here.
17256 (default_elf_select_section_1): Merge into...
17257 (default_elf_select_section): ... here.
17258 (default_unique_section_1): Merge into...
17259 (default_unique_section): ... here.
17260 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
17261 (default_select_rtx_section): Use it.
17262 (default_elf_select_rtx_section): Likewise.
17263 * output.h: Update to match.
17264 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
17265 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
17266 (TARGET_ASM_RELOC_RW_MASK): New.
17267 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
17268 to categorize_decl_for_section.
17269 (x86_64_elf_unique_section): Likewise.
17270 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
17271 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
17272 (TARGET_ASM_RELOC_RW_MASK): New.
17273 * config/ia64/ia64.c (ia64_rwreloc_select_section,
17274 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
17275 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
17276 (TARGET_RWRELOC): Remove.
17277 (ia64_section_type_flags): Adjust call to default_section_type_flags.
17278 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
17279 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
17280 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
17281 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
17282 (rs6000_xcoff_select_section): Use decl_readonly_section.
17283 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
17284 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
17285 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
17286 (TARGET_SECTION_TYPE_FLAGS): Remove.
17287 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
17289 2007-03-09 Roger Sayle <roger@eyesopen.com>
17291 * fold-const.c (fold_comparison): Remove compile-time evaluation of
17292 complex constant equality/inequality comparisons for here.
17293 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
17294 known at compile-time or can be simplified to a scalar comparison.
17295 (fold_relational_const): Move compile-time evaluation of complex
17296 constant equality/inequality comparisons to here.
17298 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17300 PR rtl-optimization/30643
17301 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
17303 (fold_rtx): Recurse, like before 2006-11-03.
17305 2007-03-09 DJ Delorie <dj@redhat.com>
17307 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
17310 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
17312 PR tree-optimization/30375
17313 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
17314 LHS of statements is not the same.
17315 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
17317 2007-03-09 Chao-ying Fu <fu@mips.com>
17319 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
17321 * doc/invoke.texi (-mdspr2): Document new option.
17322 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
17323 New unspec for DSP REV 2.
17324 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
17325 these instructions are extended in DSP REV 2.
17326 (mips-dspr2.md): Include.
17327 * config/mips/mips.opt (mdspr2): New option.
17328 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
17329 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
17330 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
17331 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
17332 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
17333 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
17334 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
17336 (bdesc_map): Add one field of unsupported_target_flags.
17337 (bdesc_arrays): Update entries to have extra fields. Add
17339 (mips_init_builtins): Initialize new function types.
17340 Check unsupported_target_fileds to filter out builtins.
17341 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
17343 (ASM_SPEC): Pass mdspr2 to the assembler.
17344 * config/mips/mips-dspr2.md: New file.
17346 2007-03-09 Sa Liu <saliu@de.ibm.com>
17348 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
17350 2007-03-09 Ian Lance Taylor <iant@google.com>
17352 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
17353 argument) like -Wstrict-overflow=2.
17354 * doc/invoke.texi (Warning Options): Update documentation.
17356 2007-03-09 Dirk Mueller <dmueller@suse.de>
17359 * doc/invoke.texi (-Wlogical-op): Document.
17360 * common.opt (-Wlogical-op): New.
17361 * c-common.h (warn_logical_operator): Declare.
17362 * c-common.c (warn_logical_operator): Define.
17363 * c-typeck.c (parser_build_binary_op): Call
17364 warn_logical_operator.
17366 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17368 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
17369 * final.c (final_scan_insn): Test for non-"" file name.
17371 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
17373 * doc/loop.texi: Document the Omega linear constraints solver.
17374 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
17375 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
17376 omega-hash-table-size, omega-max-keys, and
17377 omega-eliminate-redundant-constraints.
17378 * tree-pass.h (pass_check_data_deps): Declared.
17381 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
17382 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
17383 pass_check_data_deps): New.
17384 * tree-data-ref.c (init_data_ref): Remove declaration.
17385 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
17386 (analyze_array): Renamed init_array_ref, move up initializations.
17387 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
17388 Removed arguments that are set to NULL.
17389 (analyze_indirect_ref): Correct indentation, correct call to
17391 (object_analysis): Call init_array_ref instead of analyze_array.
17392 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
17393 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
17394 of DR_ACCESS_FNS_ADDR.
17395 (init_omega_eq_with_af, omega_extract_distance_vectors,
17396 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
17397 ddr_consistent_p): New.
17398 (compute_affine_dependence): Check consistency of ddrs when
17399 flag_check_data_deps is passed.
17400 (analyze_all_data_dependences): Uncomment.
17401 (tree_check_data_deps): New.
17402 * tree-data-ref.h: Include omega.h.
17403 (DR_ACCESS_FNS_ADDR): Removed.
17404 (data_dependence_relation): Add inner_loop.
17405 (DDR_INNER_LOOP): New.
17406 * common.opt (fcheck-data-deps): New.
17407 * tree-flow.h (tree_check_data_deps): Declare.
17408 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
17409 (OBJS-common): Depend on omega.o.
17411 * passes.c (pass_check_data_deps): Scheduled.
17412 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
17413 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
17414 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
17415 PARAM_VECT_MAX_VERSION_CHECKS,
17416 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
17418 2007-03-09 Richard Guenther <rguenther@suse.de>
17420 PR tree-optimization/30904
17421 PR middle-end/31058
17422 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
17423 the same way as *_DIV_EXPR.
17425 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17427 * recog.c (decode_asm_operands): No mixed declarations and code.
17429 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17431 * rtl.def (ASM_INPUT): Add location.
17432 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
17433 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
17434 (decode_asm_operands): Add loc operand.
17435 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
17436 * stmt.c (expand_asm): Rename to...
17437 (expand_asm_loc): ... this. Add locus argument. Pass it on to
17438 gen_rtx_ASM_INPUT_loc.
17439 (expand_asm_expr): Adjust.
17440 * recog.c (decode_asm_operands): Add loc operand.
17441 (check_asm_operands, extract_insn): Adjust.
17442 * reload1.c (maybe_fix_stack_asms): Likewise.
17443 * final.c (asm_insn_count): Likewise.
17444 (final_scan_insn): Output # line before and after asm.
17446 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
17448 * tree-ssa-structalias.c (variable_info): Remove
17450 (new_var_info): Ditto.
17451 (shared_bitmap_info_t): New structure.
17452 (shared_bitmap_table): New variable.
17453 (shared_bitmap_hash): New function.
17454 (shared_bitmap_eq): Ditto
17455 (shared_bitmap_lookup): Ditto.
17456 (shared_bitmap_add): Ditto.
17457 (merge_smts_into): Change to take bitmap directly.
17458 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
17459 (init_alias_vars): Init shared bitmap hashtable.
17460 (delete_points_to_sets): Delete shared bitmap hashtable.
17461 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
17462 is_aliased removal as a change that was still necessary was
17465 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
17467 * config/i386/i386.h (override_options): Conditionally disable
17468 x86_sahf for 64bit targets only.
17470 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
17473 * c-decl.c (merge_decls): Don't call make_var_volatile.
17474 * varasm.c (make_var_volatile): Remove.
17475 * output.h (make_var_volatile): Remove.
17477 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
17479 PR tree-optimization/31085
17480 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
17482 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17484 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
17485 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
17486 ATTR_CONST_NOTHROW_LIST.
17488 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17491 2007-03-08 Diego Novillo <dnovillo@redhat.com>
17493 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
17495 2007-03-08 Geoffrey Keating <geoffk@apple.com>
17498 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
17500 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
17501 passed, use shared libgcc.
17503 2007-03-08 Roger Sayle <roger@eyesopen.com>
17505 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
17506 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17507 (honor_protect_cleanup_actions, lower_try_finally_switch):
17509 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
17510 ifc_temp_var): Likewise.
17511 * tree-inline.c (setup_one_parameter): Likewise.
17512 * tree-mudflap.c (mf_decl_cache_locals,
17513 mf_build_check_statement_for): Likewise.
17514 * tree-nested.c (init_tmp_var, save_tmp_var,
17515 finalize_nesting_tree_1): Likewise.
17516 * tree-outof-ssa.c (insert_copy_on_edge,
17517 insert_backedge_copies): Likewise.
17518 * tree-profile.c (tree_gen_edge_profiler,
17519 tree_gen_ic_profiler): Likewise.
17520 * tree-scalar-evolution.c (scev_const_prop): Likewise.
17521 * tree-sra.c (sra_build_assignment): Likewise.
17522 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
17523 * tree-ssa-math-opts.c (insert_reciprocals,
17524 execute_cse_sincos_1): Likewise.
17525 * tree-tailcall.c (adjust_accumulator_values,
17526 adjust_return_value): Likewise.
17527 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
17528 * tree-vect-transform.c (vect_create_data_ref_ptr,
17529 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
17530 vect_create_epilog_for_reduction, vectorizable_reduction,
17531 vectorizable_call, vectorizable_conversion,
17532 vectorizable_assignment, vectorizable_operation,
17533 vectorizable_type_demotion, vect_gen_widened_results_half,
17534 vect_permute_store_chain, vectorizable_store,
17535 vect_setup_realignment, vect_permute_load_chain,
17536 vectorizable_load, vectorizable_condition,
17537 vect_create_cond_for_align_checks): Likewise.
17538 * tree-vrp.c (build_assert_expr_for): Likewise.
17540 2007-03-08 Ian Lance Taylor <iant@google.com>
17542 * tree-vrp.c: Include "intl.h".
17543 (usable_range_p): New static function.
17544 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
17545 overflowed values, juts set *strict_overflow_p.
17546 (compare_values): Only return -2 if one of the operands is not a
17548 (compare_ranges): Call usable_range_p.
17549 (compare_range_with_value): Likewise.
17550 (vrp_evaluate_conditional_warnv): Rename from
17551 vrp_evaluate_conditional. Make static. Change all callers.
17552 (vrp_evaluate_conditional): New function.
17553 (simplify_div_or_mod_using_ranges): Issue warning about reliance
17554 on signed overflow.
17555 (simplify_abs_using_ranges): Likewise.
17556 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
17557 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
17558 within_stmt parameter.
17559 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17560 vrp_evaluate_conditional.
17561 * tree-ssa-threadedge.c
17562 (record_temporary_equivalences_from_stmts_at_dest): Change
17563 simplify parameter to take a second tree parameter.
17564 (simplify_control_stmt_condition): Likewise.
17565 (thread_across_edge): Likewise.
17566 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17567 (thread_across_edge): Likewise.
17568 * Makefile.in (tree-vrp.o): Depend upon intl.h.
17570 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
17572 * config/i386/i386.h (TARGET_SAHF): New define.
17573 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
17574 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
17575 (x86_sahf): New global variable.
17576 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
17577 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
17578 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
17579 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
17581 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
17582 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
17583 when expanding fcomi/sahf based tests.
17584 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
17585 expanding sahf based alternative. Emit sahf based sequence when
17586 optimizing for code size.
17587 * config/i386/i386.md (x86_sahf_1): Do not disable for
17588 TARGET_64BIT, enable for TARGET_SAHF.
17590 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
17592 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
17593 spurious whitespace from error message.
17595 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
17598 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
17600 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
17602 * c-decl.c (grokdeclarator): Disable warnings for anonymous
17604 * tree-sra.c (instantiate_element): Propagate disabled warnings
17605 from the element itself to the created variable.
17607 2007-03-07 Richard Henderson <rth@redhat.com>
17610 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
17611 silently fix up the stack in the case of a missing register.
17613 2007-03-07 Paul Brook <paul@codesourcery.com>
17615 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
17617 2007-03-07 Joseph Myers <joseph@codesourcery.com>
17619 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
17621 (phase1_vrs): Use them.
17622 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
17623 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
17624 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
17625 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
17626 __gnu_Unwind_Restore_WMMXC if required.
17627 (_Unwind_VRS_Pop): Implement iWMMXt support.
17628 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
17629 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
17630 gnu_Unwind_Save_WMMXC): Define.
17632 2007-03-07 Richard Sandiford <richard@codesourcery.com>
17634 * config/vxworks.h (vxworks_override_options): Declare.
17635 (VXWORKS_OVERRIDE_OPTIONS): Use it.
17636 * config/vxworks.c: Include target.h and toplev.h.
17637 (vxworks_override_options): New function.
17638 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
17640 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
17642 * config/s390/s390.c (override_options): Don't emit an error when
17643 -mstack-size is used without providing -mstack-guard.
17644 (s390_emit_prologue): Choose stack_guard value automatically if not
17645 provided via command line.
17646 * doc/invoke.texi: Adjust description of -mstack-guard and
17649 2007-03-07 Richard Sandiford <richard@codesourcery.com>
17651 * config/i386/i386.c (output_set_got): Add a GOT initialization
17652 sequence for VxWorks PIC.
17653 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
17654 around labels as well as symbols. Use gotoff_operand instead
17655 of local_symbolic_operand.
17656 (legitimize_pic_address): Use gotoff_operand instead of
17657 local_symbolic_operand. Use @GOT accesses for labels as
17659 (ix86_output_addr_diff_elt): Use PC-relative rather than
17660 GP-relative offsets for VxWorks PIC.
17661 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
17662 no_new_pseudos. Check whether the returned register is op0.
17663 * config/i386/i386.md (tablejump): Use PC-relative rather than
17664 GP-relative offsets for VxWorks PIC.
17665 * config/i386/predicates.md (gotoff_operand): New predicate.
17667 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17669 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
17671 * config/vxworks-dummy.h: New file.
17672 * config/i386/i386.h: Include it.
17674 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
17676 * dwarf2out.c (is_inlined_entry_point): New
17677 (add_high_low_attributes): Emit DW_AT_entry_pc along with
17678 DW_AT_ranges if the first subblock is the entry point.
17680 2007-03-06 David Daney <ddaney@avtrex.com>
17682 * doc/install.texi (mips-*-*): Change recommended binutils
17685 2007-03-06 Anatoly Sokolov <aesok@post.ru>
17687 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
17688 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
17690 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17691 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17693 2007-03-06 Jan Hubicka <jh@suse.cz>
17695 * errors.h (warning, error, fatal, internal_error): Mark as cold.
17696 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
17698 (probably_cold_bb_p): Cold functions are cold.
17699 (probably_never_executed_bb_p): Cold functions are cold.
17700 (tree_bb_level_predictions): Predict calls to cold functions as not
17702 (compute_function_frequency): Check hot/cold attributes.
17703 * function.h (function_frequency): Update comments.
17704 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
17705 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
17706 (c_common_att): Add cold and hot.
17708 * doc/extend.texi (hot,cold attributes): Document.
17710 2007-03-06 Andrew Haley <aph@redhat.com>
17712 * function.c (expand_function_end): Move blockage to just after we
17713 emit the label for the naked return from the function.
17715 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17717 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
17720 2007-03-06 Jan Hubicka <jh@suse.cz>
17722 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
17723 loaded for constant large models. Non-large 64bit PIC can do.
17724 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
17725 * cmodel.h: Add LARGE PIC.
17726 * i386.md (UNSPEC_PLTOFF): New.
17727 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
17729 (*call_1_rex64): Disable for large models.
17730 (*call_1_rex64_large): New.
17731 (*call_value_1_rex64): Disable for large models.
17732 (*call_value_1_rex64_large): New.
17733 (set_rip_rex4): New.
17734 (set_got_offset_rex64): New.
17735 * predicates.md (constant_call_address_operand): For large model
17736 constant calls are not possible.
17737 * i386-protos.h (construct_plt_address): Declare.
17738 * i386.c (override_options): Accept large models.
17739 (ix86_expand_prologue): Expand large PIC GOT pointer load.
17740 (legitimate_constant_p): Add new UNSPECs.
17741 (legitimate_pic_operand_p): Likewise.
17742 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
17743 (legitimize_pic_address): Do easy RIP relative way for TLS only for
17745 (output_pic_addr_const): Add PLTOFF.
17746 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
17747 (ix86_expand_move): Legitimize pic address when in PIC mode.
17748 (construct_plt_address): New function.
17749 (ix86_expand_call): Offload the address to register and use GOT
17750 pointer for large model.
17751 * invoke.texi (mcmodel=large): Update documentation.
17753 2007-03-06 Richard Henderson <rth@redhat.com>
17755 * config/i386/i386.c (x86_use_leave, x86_push_memory,
17756 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
17757 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
17758 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
17759 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
17760 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
17761 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
17762 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
17763 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
17764 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
17765 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17766 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
17767 x86_sse_partial_reg_dependency, x86_sse_split_regs,
17768 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
17769 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
17770 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
17771 x86_schedule, x86_use_bt, x86_pad_returns,
17772 x86_use_xchgb): Merge into ...
17773 (ix86_tune_features): ... here. New array.
17774 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
17775 x86_bswap): Merge into ...
17776 (ix86_arch_features): ... here. New array.
17777 (x86_3dnow_a): Remove.
17778 (x86_accumulate_outgoing_args): Make static.
17779 (x86_arch_always_fancy_math_387): Make static.
17780 (ix86_tune_mask, ix86_arch_mask): Move ...
17781 (override_options): ... to local variables here. Apply the
17782 appropriate mask to each element of ix86_arch_features and
17783 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
17784 as were done in the old macros.
17785 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
17786 * config/i386/i386.h (x86_use_leave, x86_push_memory,
17787 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
17788 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
17789 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
17790 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
17791 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
17792 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
17793 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
17794 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
17795 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
17796 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17797 x86_accumulate_outgoing_args, x86_prologue_using_move,
17798 x86_epilogue_using_move, x86_decompose_lea,
17799 x86_arch_always_fancy_math_387, x86_shift1,
17800 x86_sse_partial_reg_dependency, x86_sse_split_regs,
17801 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
17802 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
17803 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
17804 x86_use_incdec, x86_pad_returns, x86_bswap,
17805 x86_partial_flag_reg_stall): Remove.
17806 (enum ix86_tune_indices): New.
17807 (ix86_tune_features): New.
17808 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
17809 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
17810 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
17811 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
17812 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
17813 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
17814 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
17815 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
17816 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
17817 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
17818 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
17819 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
17820 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
17821 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
17822 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
17823 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
17824 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
17825 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
17826 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
17827 TARGET_EXT_80387_CONSTANTS): Use it.
17828 (enum ix86_arch_indices): New.
17829 (ix86_arch_features): New.
17830 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
17831 TARGET_BSWAP): Use it.
17832 (ix86_tune_mask, ix86_arch_mask): Remove.
17834 2007-03-06 Joseph Myers <joseph@codesourcery.com>
17837 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
17838 Define using $${sysroot_headers_suffix}.
17839 * configure: Regenerate.
17840 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
17841 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
17843 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
17844 * gcc.c (print_sysroot_headers_suffix): New.
17845 (option_map): Include --print-sysroot-headers-suffix.
17846 (display_help): Mention -print-sysroot-headers-suffix.
17847 (process_command): Handle -print-sysroot-headers-suffix.
17848 (do_spec_1): Append multilib directory to include-fixed path if
17849 sysroot suffixes in use.
17850 (main): Handle -print-sysroot-headers-suffix.
17851 * Makefile.in (start.encap): Don't depend on xlimits.h
17852 (xlimits.h): Remove.
17853 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
17854 limits.h for each multilib in fixinc_list.
17855 (fixinc_list, s-fixinc_list): New.
17856 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
17857 generate them for each multilib in fixinc_list.
17858 (stmp-fixproto): Use include-fixed. Run fixproto for each
17859 multilib in fixinc_list.
17860 (mostlyclean): Don't remove xlimits.h.
17861 (clean): Remove include-fixed.
17862 (real-install-headers-tar, real-install-headers-cpio,
17863 real-install-headers-cp): Don't copy include, only include-fixed.
17864 (install-mkheaders): Depend on fixinc_list. Don't depend on
17865 xlimits.h. Save limits.h files for each multilib in fixinc_list.
17866 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
17867 SYSTEM_HEADER_DIR setting in mkheaders.conf.
17869 2007-03-06 Jan Hubicka <jh@suse.cz>
17871 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
17874 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17876 * configure.ac: Allow tm_file to contain build-directory files.
17877 * configure: Regenerate.
17878 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
17879 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
17880 * config/m68k/print-sysroot-suffix.sh: New file.
17882 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17884 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
17885 of pic_offset_table_rtx if reload_completed.
17886 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
17887 PIC_OFFSET_TABLE_REGNUM.
17888 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
17890 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
17891 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
17893 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17895 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17896 functions that call eh_return.
17898 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17900 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17901 functions that need a constant pool.
17903 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17906 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
17907 (m68k_preferred_reload_class): Likewise.
17908 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
17909 (SECONDARY_RELOAD_CLASS): Define.
17910 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
17911 (LIMIT_RELOAD_CLASS): Delete.
17912 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
17913 registers from storing bytes.
17914 (m68k_secondary_reload_class): New function.
17915 (m68k_preferred_reload_class): Likewise.
17917 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17919 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
17921 (m68k_expand_prologue): Likewise.
17923 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17925 * config/m68k/m68k-protos.h (output_sibcall): Declare.
17926 (mips_expand_epilogue): Add a bool parameter.
17927 (m68k_legitimize_sibcall_address): Declare.
17928 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
17929 (m68k_expand_epilogue): Add a parameter to select between sibling
17930 and normal epilogues. Only generate a return for the latter.
17931 (m68k_ok_for_sibcall_p): New function.
17932 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
17933 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
17934 (sibcall_value, *sibcall_value): Likewise.
17935 (*call, *call_value): Require !SIBLING_CALL_P.
17936 (epilogue): Update call to m68k_expand_epilogue.
17937 (sibcall_epilogue): New pattern.
17938 * config/m68k/predicates.md (const_call_operand): Say that this
17939 predicate applies to sibling calls too.
17940 (sibcall_operand): New predicate.
17942 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17944 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
17945 alternatives as movsi_cf.
17946 (movsf_cf_hard): Add commentary.
17948 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
17949 Richard Sandiford <richard@codesourcery.com>
17951 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
17952 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
17953 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
17954 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
17955 as being live on exit from an interrupt function.
17956 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
17957 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
17958 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
17959 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
17960 (m68k_interrupt_function_p): Globalize.
17961 (m68k_compute_frame_layout): Remove reverse mask code.
17962 (m68k_emit_movem, m68k_set_frame_related): New functions.
17963 (m68k_output_function_prologue): Delete in favor of...
17964 (m68k_expand_prologue): ...this new function.
17965 (m68k_output_function_epilogue): Delete in favor of...
17966 (m68k_expand_epilogue): ...this new function.
17967 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
17969 (print_operand): Handle %?.
17970 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
17971 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
17972 (prologue, epilogue): New patterns.
17973 (return): Turn into a define_expand.
17974 (*return): New pattern, derived from old "return" pattern. Use rte
17975 rather than rts for interrupt functions. Only use rtd if the pop
17977 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
17978 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
17979 (link, *link, unlink, *unlink, load_got): Likewise.
17981 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17985 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
17986 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
17987 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
17988 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
17989 and m68k_matches_u_p.
17990 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
17991 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
17992 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
17993 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
17994 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
17995 (REG_STRICT_P): New macro.
17996 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
17997 PCREL_GENERAL_OPERAND_OK.
17998 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
17999 m68k_legitimate_base_reg_p.
18000 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
18001 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
18002 (PIC_CASE_VECTOR_ADDRESS): Update comment.
18003 * config/m68k/m68k.c (m68k_address): New structure.
18004 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
18005 (m68k_decompose_index, m68k_legitimate_constant_address_p)
18006 (m68k_jump_table_ref_p, m68k_decompose_address)
18007 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
18008 (m68k_matches_u_p): New functions.
18009 (print_operand_address): Rewrite to use m68k_decompose_index.
18011 2007-03-05 David Taylor <dtaylor@emc.com>
18013 * gcc.c: Correct copyright date in --version output.
18015 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18017 * pa.md: In unamed move patterns, disparge copies between general
18018 and floating point registers using '?' modifier. Don't include 'f'
18019 constraint for register preferences in DImode, SImode, HImode and
18020 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
18021 Remove constraints for copies between general and floating registers
18022 in soft-float DFmode pattern.
18023 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
18027 2007-03-05 Mike Stump <mrs@apple.com>
18029 * c-common.c (targetcm): Add.
18030 * c-opts.c (c_common_handle_option): Handle language specific
18032 * opts.c (handle_option): Verify language for target options, if
18034 * opth-gen.awk: Add CL_LANG_ALL.
18035 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
18036 (TARGETCM_INITIALIZER): Add.
18037 * target.h (struct gcc_targetcm): Add.
18039 * targhooks.c (default_handle_c_option): Add.
18040 * targhooks.h (default_handle_c_option): Add.
18041 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
18043 * config/darwin.opt (iframework): Add.
18044 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
18045 * config/darwin-c.c (handle_c_option): Add.
18046 (TARGET_HANDLE_C_OPTION): Add.
18048 * doc/invoke.texi (Darwin Options): Add -iframework.
18050 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18052 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
18055 2007-03-05 Ian Lance Taylor <iant@google.com>
18057 * c.opt (fgnu89-inline): New option.
18058 * c-opts.c (c_common_post_options): Set default value for
18060 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
18061 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
18063 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
18064 (grokdeclarator, start_function): Likewise.
18065 * c-cppbuiltin.c (c_cpp_builtins): Define either
18066 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
18067 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
18068 (C Dialect Options): Document -fgnu89-inline.
18069 * doc/extend.texi (Function Attributes): Explain what the
18070 gnu_inline attribute does.
18071 * doc/cpp.texi (Common Predefined Macros): Document
18072 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
18074 2007-03-05 Ian Lance Taylor <iant@google.com>
18076 PR tree-optimization/31034
18077 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
18078 half-range if the other side is an overflow infinity.
18080 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18082 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
18083 (bfin*-linux-uclibc*): New configuration.
18084 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
18086 * config/bfin/linux.h: New file.
18087 * config/bfin/libgcc-bfin.ver: New file.
18088 * config/bfin/t-bfin-uclinux: New file.
18089 * config/bfin/t-bfin-linux: New file.
18090 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
18091 (TARGET_OS_CPP_BUILTINS): New macro.
18093 2007-03-05 Richard Guenther <rguenther@suse.de>
18095 * fold-const.c (fold_binary): Remove duplicate folding
18096 of comparison of non-null ADDR_EXPR against null.
18098 2007-03-05 Richard Guenther <rguenther@suse.de>
18099 Dorit Nuzman <dorit@il.ibm.com>
18101 PR tree-optimization/26420
18102 * tree-vectorizer.c (vectorize_loops): Bail out early if there
18103 are no loops in the function. Only print the number of
18104 vectorized loops if it is greater than zero or we are supposed
18105 to print information about unvectorized loops.
18107 2007-03-05 Revital Eres <eres@il.ibm.com>
18109 * gcc.dg/var-expand1.c: New test.
18110 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
18111 when an accumulator is expanded.
18113 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18116 * c-common.c (convert_and_check): Don't give warnings for
18117 conversion if 'expr' already overflowed.
18119 2007-03-04 Roger Sayle <roger@eyesopen.com>
18121 PR middle-end/30744
18122 * fold-const.c (fold_comparison): Enforce type consistency when
18123 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
18125 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
18127 * tree-ssa-address.c (create_mem_ref): Do not put an expression
18128 containing a cast to the base of TARGET_MEM_REF.
18130 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
18132 * tree.c (tree_contains_struct_check_failed): Remove spurious
18133 whitespace from error message.
18135 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
18138 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
18139 instead of precision.
18141 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
18142 Nathan Sidwell <nathan@codesourcery.com>
18144 * emit-rtl.c (find_auto_inc): New.
18145 (try_split): recreate REG_INC notes,
18146 Use regular for loops rather than whiles.
18148 2007-03-03 Andreas Schwab <schwab@suse.de>
18150 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
18151 * configure: Regenerate.
18153 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18155 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
18156 flag_rounding_math, not flag_unsafe_math_optimizations.
18158 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
18160 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
18161 alpha_fold_vector_minmax): Likewise.
18162 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
18163 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
18165 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
18167 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
18168 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
18169 if the lhs has side-effects.
18170 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
18172 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
18174 * config/i386/i386.h (TUNEMASK): Remove define.
18175 (ARCHMASK): Remove define.
18176 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
18177 Use ix86_arch_mask variable instead of ARCHMASK.
18178 * config/i386/i386.c (override_options): Ditto.
18179 (standard_80387_constant_p): Ditto.
18181 2007-03-02 Ian Lance Taylor <iant@google.com>
18183 Used signed infinities in VRP.
18184 * tree-vrp.c (uses_overflow_infinity): New static function.
18185 (supports_overflow_infinity): New static function.
18186 (make_overflow_infinity): New static function.
18187 (negative_overflow_infinity): New static function.
18188 (positive_overflow_infinity): New static function.
18189 (is_negative_overflow_infinity): New static function.
18190 (is_positive_overflow_infinity): New static function.
18191 (is_overflow_infinity): New static function.
18192 (overflow_infinity_range_p): New static function.
18193 (compare_values_warnv): New function split out of compare_values.
18194 (compare_value): Call it.
18195 (set_value_range_to_nonnegative): Add overflow_infinity
18196 parameter. Change caller.
18197 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
18199 (vrp_expr_computes_nonzero): Likewise.
18200 (compare_ranges, compare_range_with_value): Likewise.
18201 (compare_name_with_value, compare_names): Likewise.
18202 (vrp_evaluate_conditional): Likewise.
18203 (set_value_range): Handle infinity
18204 (vrp_operand_equal_p, operand_less_p): Likewise.
18205 (extract_range_from_assert): Likewise.
18206 (vrp_int_const_binop): Likewise.
18207 (extract_range_from_binary_expr): Likewise.
18208 (extract_range_from_unary_expr): Likewise.
18209 (extract_range_from_comparison): Likewise.
18210 (extract_range_from_expr): Likewise.
18211 (dump_value_range): Likewise.
18212 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
18213 (test_for_singularity): Likewise.
18214 (vrp_int_const_binop): Remove inline qualifier.
18215 (adjust_range_with_scev): Add comment.
18216 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
18218 2007-03-02 Diego Novillo <dnovillo@redhat.com>
18220 * tree-ssa-structalias.c (could_have_pointers): Tidy.
18221 (get_constraint_for): Likewise.
18222 (do_structure_copy): Likewise.
18223 (find_func_aliases): Fix references to MODIFY_EXPR.
18224 (intra_create_variable_infos): Tidy.
18225 * tree-ssa-operands.c (add_virtual_operand): Add argument
18227 When adding members of alias sets, if IS_CALL_SITE is true and
18228 the symbol is not call-clobbered, skip it.
18229 Adjust all callers.
18231 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
18233 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
18234 entry by means of emit_insn_at_entry.
18236 2007-03-02 Richard Henderson <rth@redhat.com>
18238 * expr.h (promoted_input_arg): Remove decl.
18239 * function.c (promoted_input_arg): Merge into ...
18240 * combine.c (setup_incoming_promotions): ... only caller.
18241 Rearrange to avoid double loop.
18243 2007-03-02 Ben Elliston <bje@au.ibm.com>
18244 Peter Bergner <bergner@vnet.ibm.com>
18245 Janis Johnson <janis187@us.ibm.com>
18247 * config/rs6000/dfp.md: New file.
18248 * config/rs6000/rs6000.md: Include dfp.md.
18249 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
18250 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
18251 and TDmode decimal float modes in FP registers.
18252 (num_insns_constant): Likewise.
18253 (rs6000_legitimate_offset_address_p): Likewise.
18254 (rs6000_legitimize_address): Likewise.
18255 (rs6000_legitimize_reload_address): Likewise.
18256 (rs6000_legitimate_address): Likewise.
18257 (rs6000_emit_move): Likewise.
18258 (function_arg_boundary): Likewise.
18259 (function_arg_advance): Likewise.
18260 (rs6000_darwin64_record_arg_recurse): Likewise.
18261 (function_arg): Likewise.
18262 (rs6000_gimplify_va_arg): Likewise.
18263 (rs6000_split_multireg_move): Likewise.
18264 (rs6000_output_function_epilogue): Likewise.
18265 (rs6000_output_function_epilogue): Likewise.
18266 (rs6000_register_move_cost): Likewise.
18267 (rs6000_function_value): Likewise.
18268 (rs6000_libcall_value): Likewise.
18270 2007-03-02 Richard Sandiford <richard@codesourcery.com>
18272 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
18274 2007-03-02 Richard Sandiford <richard@codesourcery.com>
18276 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
18277 Use $MULTIDIR to choose between the kernel and RTP headers,
18278 and use $WIND_BASE and $WIND_USR to locate them.
18280 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
18282 * config/i386/i386.c (override_options): Put initialization of
18283 ix86_tune_mask and ix86_arch_mask to the correct place.
18285 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
18286 Michael Meissner <michael.meissner@amd.com>
18289 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
18290 (ARCHMASK): Define.
18291 (TARGET_CMOVE): Use ARCHMASK.
18292 (TARGET_CMPXCHG): Ditto.
18293 (TARGET_CMPXCHG8B): Ditto.
18294 (TARGET_XADD): Ditto.
18295 (TARGET_BSWAP): Ditto.
18296 * config/i386/i386.c (ix86_tune_mask): New global variable.
18297 (ix86_arch_mask): Ditto.
18298 (override_options): Initialize ix86_tune_mask and
18299 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
18302 2007-03-02 Ben Elliston <bje@au.ibm.com>
18305 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
18307 2007-03-02 Joseph Myers <joseph@codesourcery.com>
18309 * target.h (init_dwarf_reg_sizes_extra): New target hook.
18310 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
18311 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
18312 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
18314 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
18315 rs6000_init_dwarf_reg_sizes_extra): New.
18316 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
18317 SPE register high parts.
18319 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
18321 * Makefile.in: Add install-pdf target as
18322 copied from automake v1.10 rules.
18323 * configure.ac: Add install-pdf to target list.
18324 * configure: Regenerate.
18326 2007-03-01 Paul Brook <paul@codesourcery.com>
18328 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
18329 modes to LDRD for DImode.
18330 (output_move_double): Fixup out of range ldrd/strd.
18331 (vfp_secondary_reload_class): Rename...
18332 (coproc_secondary_reload_class): ... to this. Add wb argument.
18333 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
18334 coproc_secondary_reload_class for CLASS_IWMMXT.
18335 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
18336 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
18338 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
18340 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
18341 unroll factor by the estimated number of iterations.
18342 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
18343 than prefetch latency.
18345 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
18346 decode_caches_intel, detect_caches_intel): New functions.
18347 (host_detect_local_cpu): Use detect_caches_amd and
18348 detect_caches_intel.
18350 2007-03-01 Richard Henderson <rth@redhat.com>
18352 * expr.c (emit_move_complex_push): Export.
18353 (emit_move_complex_parts): Split out from ...
18354 (emit_move_complex): ... here.
18355 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
18356 * config/i386/i386.md (movcdi): New.
18358 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
18360 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
18361 size of mode1 to check for tieable modes in MMX case.
18363 2007-03-01 Richard Sandiford <richard@codesourcery.com>
18365 * Makefile.in (rtlanal.o): Depend on tree.h.
18366 * rtl.h (offset_within_section_p, split_const): Declare.
18367 * rtlanal.c: Include tree.h.
18368 (offset_within_block_p): New function, taken from
18369 mips_offset_within_object_p.
18370 (split_const): New function, taken from mips_split_const.
18371 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
18373 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
18374 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
18375 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
18376 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
18377 (m68k_illegitimate_symbolic_constant_p): New function.
18378 * config/m68k/m68k.md (movsi): Remove misleading predicates.
18379 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
18380 symbolic constant that might be outside the symbol's section,
18381 move the symbol first and then add the offset.
18382 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
18384 * config/mips/mips.c (mips_split_const): Delete.
18385 (mips_offset_within_object_p): Delete.
18386 (mips_symbolic_constant_p): Use offset_within_section_p and
18387 split_const instead of mips_offset_within_object_p and
18389 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
18390 (mips_legitimize_const_move, print_operand_reloc)
18391 (mips_dangerous_for_la25_p): Use split_const instead of
18394 2007-02-28 Eric Christopher <echristo@apple.com>
18396 * Makefile.in (install-include-dir): Don't rm -rf include.
18398 2007-02-28 Richard Guenther <rguenther@suse.de>
18400 PR middle-end/30364
18401 * fold-const.c (fold_binary): Do not associate expressions
18402 with more than one variable for integer types that do not wrap.
18404 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
18406 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
18407 Delete, and replace with...
18408 (fold_builtin_call_array): This. Update callers to use it.
18409 * fold-const.c (fold_build_call_list): Delete, and replace with...
18410 (fold_build_call_array): This.
18411 (fold_build_call_list_initializer): Delete, and replace with...
18412 (fold_build_call_array_initializer): This.
18413 * tree.h: Update declarations to reflect above changes.
18415 * c-typeck.c (build_function_call): Store converted arguments
18416 in a stack-allocated array instead of building a list.
18417 (convert_arguments): Store arguments in the array passed in as an
18418 argument, and return the actual number of arguments.
18419 * c-format.c: (check_function_format): Pass arguments in an
18420 array instead of a list.
18421 * c-common.c (check_function_nonnull): Likewise.
18422 (check_function_sentinel): Likewise.
18423 (check_function_arguments): Likewise.
18424 * c-common.h: Update declarations to reflect above changes.
18426 2007-02-28 Jan Hubicka <jh@suse.cz>
18428 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
18429 PRED_NEGATIVE_RETURN): Update outcomes.
18431 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
18433 * calls.c (emit_library_call_value_1): Handle partial registers
18434 correctly when building up CALL_INSN_FUNCTION_USAGE.
18436 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18438 * pa/predicates.md (move_src_operand): Allow zero for mode.
18439 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
18442 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
18445 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
18446 *movv2df_internal): Enable pattern only for valid operand
18448 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
18449 tie only 128bit modes. For MMX registers, tie only 64bit modes.
18451 2007-02-27 Mike Stump <mrs@apple.com>
18453 * config/darwin-crt3.c: Avoid compilation when compiling for a
18456 2007-02-27 Joseph Myers <joseph@codesourcery.com>
18458 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
18460 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
18461 for fixed headers and limits.h.
18462 (install-include-dir, install-headers-tar, install-headers-cpio,
18463 install-headers-cp, real-install-headers-tar,
18464 real-install-headers-cpio, real-install-headers-cp): Handle
18465 include-fixed as well as include.
18466 (install-mkheaders): Don't install files that go only in include
18468 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
18469 from GCC_INCLUDE_DIR.
18470 * gcc.c (process_command): Remove special -BstageN/ handling.
18471 (do_spec_1): Add include-fixed directories.
18473 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18475 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
18477 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
18479 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
18482 2007-02-27 Mark Mitchell <mark@codesourcery.com>
18484 * c-common.c (get_priority): Add check for
18485 SUPPORTS_INIT_PRIORITY.
18487 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18489 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
18491 * config/bfin/bfin.c: Include "cfglayout.h".
18492 (MAX_LSETUP_DISTANCE): New macro.
18493 (struct loop_info): New members incoming, incoming_src and
18494 incoming_dest. Delete member predecessor.
18495 (length_for_loop): New function.
18496 (bfin_optimize_loop): Handle more different loop structures.
18497 (bfin_discover_loop): Rework detection of predecessor blocks by
18498 examining incoming edges.
18499 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
18501 (bfin_reorder_loops): New function.
18502 (bfin_reorg_loops): Use these three new functions.
18504 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
18505 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
18506 (CONSTRAINT_LEN): Add entry for 'q'.
18507 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
18508 Add 'q' constraints.
18509 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
18510 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
18512 * config/bfin/bfin.md (add_with_carry): New pattern.
18513 (s_or_u, su_optab, su_modifier): New code macros/attrs.
18514 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
18515 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
18516 support unsigned multiplies too. Removed incorrect commutativity from
18517 operand 1 constraint where appropriate.
18518 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
18520 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
18521 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
18523 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
18524 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
18525 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
18526 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
18527 usmulhisi_hh_huh): New patterns.
18529 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
18530 lshifthi3): Fix output template to use half reg for operand 2.
18532 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
18535 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
18537 2007-02-27 Andreas Schwab <schwab@suse.de>
18539 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
18541 2007-02-27 Jan Hubicka <jh@suse.cz>
18543 * predict.c (last_basic_block_p): Remove.
18544 (tree_estimate_probability): Update return heuristic for commonized
18547 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
18549 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
18551 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
18553 * doc/include/gcc-common.texi (versionsubtitle): New macro.
18554 * doc/cpp.texi: Standardize title page.
18555 * doc/cppinternals.texi: Likewise.
18556 * doc/gcc.texi: Standardize title page, remove version number
18557 from copyright page.
18558 * doc/gccint.texi: Likewise.
18559 * doc/install.texi: Standardize title page, add table of
18562 2007-02-26 Jan Hubicka <jh@suse.cz>
18564 * predict.def: Set outcomes according to more recent results.
18565 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
18566 Remove dead predictors.
18567 * predict.c (return_prediction): Fix pasto.
18569 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18571 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
18572 change; avoid a memory leak when returning early.
18574 2007-02-26 Mark Mitchell <mark@codesourcery.com>
18576 * c-decl.c (static_ctors): Move to c-common.c.
18577 (static_dtors): Likewise.
18578 (finish_function): Use c_record_cdtor_fn.
18579 (build_cdtor): Move to c-common.c.
18580 (c_write_global_declarations): Use c_build_cdtor_fns.
18581 * c-common.h (static_ctors): Declare.
18582 (static_dtors): Likewise.
18583 (c_record_cdtor_fn): Likewise.
18584 (c_build_cdtor_fns): Likewise.
18585 * c-common.c (static_ctors): New variable.
18586 (static_dtors): Likewise.
18587 (c_record_cdtor_fn): New function.
18588 (build_cdtor): Move from c-decl.c
18589 (c_build_cdtor_fns): New function.
18591 * output.h (assemble_addr_to_section): Declare.
18592 (get_cdtor_priority_section): Likewise.
18593 * varasm.c (assemble_addr_to_section): New function.
18594 (get_cdtor_priority_section): Likewise.
18595 (default_named_section_asm_out_destructor): Use them.
18596 (destor_dtor_section_asm_out_destructor): Likewise.
18597 (default_named_section_asm_out_constructor): Likewise.
18598 (default_ctor_section_asm_out_constructor): Likewise.
18599 * config.gcc (*-*-vxworks*): Include vxworks.o.
18600 * config/t-vxworks (vxworks.o): New target.
18601 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
18602 (TARGET_ASM_CONSTRUCTOR): Define.
18603 (TARGET_ASM_DESTRUCTOR): Likewise.
18604 (vxworks_asm_out_constructor): Declare.
18605 (vxworks_asm_out_destructor): Likewise.
18607 * c-common.c (get_priority): Check that we have not just an
18608 INTEGER_CST, but an integer constant with integeral type.
18610 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
18612 PR tree-optimization/30938
18613 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
18614 use &dt[nargs-1] instead of &dt[nargs] in the call to
18615 vect_is_simple_use().
18617 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
18619 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
18620 from register elimination as PRE_MODIFY / POST_MODIFY increments.
18621 Do not attempt to handle MEM inside auto-inc expressions.
18622 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
18623 of a register modified by an auto-inc expression. However, do handle
18624 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
18625 (elimination_effects): Prohibit elimination of a register modified
18626 by an auto-inc expression. Disable register elimination rules whose
18627 target register is modified by an auto-inc expression with variable
18630 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
18632 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
18634 (array_at_struct_end_p): New function.
18635 (idx_infer_loop_bounds): Use it.
18636 (estimate_numbers_of_iterations_loop): Export.
18637 * predict.c (predict_loops): Use estimated_loop_iterations_int.
18638 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
18639 (tree_estimate_probability): Call record_loop_exits.
18640 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
18641 (estimated_loop_iterations, estimated_loop_iterations_int,
18642 estimated_loop_iterations_tree): New functions.
18643 (analyze_siv_subscript_cst_affine,
18644 compute_overlap_steps_for_affine_1_2,
18645 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
18646 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
18647 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
18648 (PRED_LOOP_ITERATIONS_GUESSED): New.
18649 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
18650 * cfgloop.h (estimate_numbers_of_iterations_loop,
18651 estimated_loop_iterations_int): Declare.
18653 2007-02-25 Mark Mitchell <mark@codesourcery.com>
18655 * doc/extend.texi: Document optional priority argument to
18656 constructors and destructors.
18657 * tree.c (init_priority_for_decl): Adjust GTY markers.
18658 (init_ttree): Use priority-info hash functions for
18659 init_priority_for_decl.
18660 (tree_map_eq): Rename to ...
18661 (tree_map_base_eq): ... this.
18662 (tree_map_marked_p): Rename to ...
18663 (tree_map_base_marked_p): ... this.
18664 (tree_map_base_hash): New function.
18665 (decl_init_priority_lookup): Rework.
18666 (decl_fini_priority_lookup): New function.
18667 (decl_priority_info): New function.
18668 (decl_init_priority_insert): Use it.
18669 (decl_fini_priority_insert): Likewise.
18670 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
18672 (decl_restrict_base_insert): Likewise.
18673 (decl_debug_expr_insert): Likewise.
18674 (decl_value_expr_lookup): Likewise.
18675 (decl_value_expr_insert): Likewise.
18676 * tree.h (priority_type): New type.
18677 (decl_init_priority_lookup): Use priority_type.
18678 (decl_fini_priority_lookup): New function.
18679 (decl_init_priority_insert): Use priority_type.
18680 (decl_fini_priority_insert): New function.
18681 (DECL_HAS_INIT_PRIORITY): Tweak comments.
18682 (DECL_INIT_PRIORITY): Likewise.
18683 (SET_DECL_INIT_PRIORITY): Add comment.
18684 (DECL_FINI_PRIORITY): New macro.
18685 (SET_DECL_FINI_PRIORITY): Likewise.
18686 (DEFAULT_INIT_PRIORITY): Document.
18687 (MAX_INIT_PRIORITY): Likewise.
18688 (MAX_RESERVED_INIT_PRIORITY): Likewise.
18689 (tree_map_base): New type.
18690 (tree_map_base_eq): New function.
18691 (tree_map_base_hash): Likewise.
18692 (tree_map_base_marked_p): Likewise.
18693 (tree_map): Inherit from tree_map_base.
18694 (tree_map_eq): Make it a macro.
18695 (tree_map_marked_p): Likewise.
18696 (tree_int_map): Inherit from tree_map_base.
18697 (tree_int_map_eq): Make it a macro.
18698 (tree_int_map_hash): Likewise.
18699 (tree_int_map_marked_p): Likewise.
18700 (tree_priority_map): New type.
18701 (tree_priority_map_eq): New macro.
18702 (tree_priority_map_hash): Likewise.
18703 (tree_priority_map_marked_p): Likewise.
18704 * varasm.c (emults_decl): Adjust for refactoring of tree_map
18706 (emutls_common_1): Likewise.
18707 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
18708 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
18709 of tree_map hierarchy.
18710 * tree-cfg.c (move_stmt_r): Likewise.
18711 (new_label_mapper): Likewise.
18712 * c-tree.h (c_expand_body): Move to ...
18713 * c-common.h (c_expand_body): ... here.
18714 * c-decl.c (c_expand_body): Move to ...
18715 * c-common.c (c_expand_body): ... here.
18716 (c_common_attribute_table): Allow 1 argument for the constructor
18717 and destructor attributes.
18718 (get_priority): New function.
18719 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
18720 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
18722 2007-02-24 Jan Hubicka <jh@suse.cz>
18724 PR middle-end/30509
18725 * tree-inline.c (copy_bb): Produce exact copy of EH info when
18726 copying for inlining.
18728 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
18729 Jan Hubicka <jh@suse.cz>
18732 * i386.c (counter_mode): New function.
18733 (expand_set_or_movmem_via_loop): Use it.
18734 (expand_movmem_epilogue): Likewise; fix pasto.
18735 (ix86_expand_movmem): Do emit guard even for constant counts.
18736 (ix86_expand_setmem): Likewise.
18738 2007-02-25 Nick Clifton <nickc@redhat.com>
18740 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
18741 (JUMP_TABLES_IN_TEXT_SECTION): Define.
18743 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
18746 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
18747 count argument with 0x10, not with 0x16.
18748 (expand_setmem_epilogue): Ditto.
18750 2007-02-24 Mike Stump <mrs@apple.com>
18752 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
18755 2007-02-24 Richard Guenther <rguenther@suse.de>
18757 PR middle-end/30951
18758 * fold-const.c (fold_binary): Fold x +- CST op x for
18759 EQ_EXPR and NE_EXPR.
18761 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18763 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
18765 2007-02-24 Jan Hubicka <jh@suse.cz>
18767 * cgraphunit.c (decide_is_function_needed): Honor
18768 -fkeep-inline-functions.
18770 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18772 * builtins.c (fold_builtin_modf): New.
18773 (fold_builtin_2): Use it.
18775 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
18777 * loop-iv.c (implies_p): Detect additional cases where A implies B.
18778 (determine_max_iter): Take additional LOOP arg; all callers changed.
18779 Lose broken logic dealing with PLUS. Try to limit the upper bound by
18780 one using simplifications.
18781 (simplify_using_initial_values): Return if the expression becomes
18782 invalid due to altered regs.
18784 2007-02-23 DJ Delorie <dj@redhat.com>
18786 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
18788 2007-02-23 Mike Stump <mrs@apple.com>
18790 * tlink.c (scan_linker_output): Parse linker messages from
18791 darwin9's linker better.
18793 2007-02-23 Steve Ellcey <sje@cup.hp.com>
18796 * varpool.c (varpool_assemble_pending_decls): Set
18797 varpool_last_needed_node to null.
18799 2007-02-23 DJ Delorie <dj@redhat.com>
18801 * config/i386/i386.c (ix86_data_alignment): Don't specify an
18802 alignment bigger than the object file can handle.
18804 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
18807 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
18808 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
18809 (*movsf_1): Penalize MMX moves.
18811 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
18813 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
18814 2^32-1 or more times unless flag_unsafe_loop_optimizations.
18816 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
18818 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18820 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
18821 (fold_builtin_1): Use them.
18822 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
18823 BUILT_IN_SIGNIFICAND.
18825 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
18827 * config/i386/i386.c (bdesc_1arg): Initialize
18828 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
18829 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
18830 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
18831 and IX86_BUILTIN_MOVSLDUP.
18833 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
18835 PR rtl-optimization/30841
18836 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
18838 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18840 * builtins.c (fold_builtin_frexp): New.
18841 (fold_builtin_2): Use it.
18843 2007-02-22 Mark Mitchell <mark@codesourcery.com>
18845 * doc/invoke.texi (Spec Files): Document getenv spec function.
18847 * gcc.c (getenv_spec_function): New function.
18848 (static_spec_functions): Add it.
18849 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
18850 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
18853 2007-02-22 Michael Matz <matz@suse.de
18856 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
18857 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
18859 2007-02-22 Ian Lance Taylor <iant@google.com>
18862 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
18863 (mem_loc_descriptor): Call it.
18865 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
18866 Ira Rosen <irar@il.ibm.com>
18868 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
18870 2007-02-22 Ira Rosen <irar@il.ibm.com>
18872 PR tree-optimization/30843
18873 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
18874 stores only after all the group is vectorized.
18876 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
18878 PR tree-optimization/30858
18879 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
18880 in the reduction cycle have a single use in the loop.
18881 * tree-vectorizer.h (relevant): Add documentation.
18883 2007-02-20 Mike Stump <mrs@apple.com>
18885 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
18886 * configure: Regenerate.
18888 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18890 Change the defaults of some parameters and options.
18891 * config/spu/spu-protos.h (spu_optimization_options): Declare.
18892 * config/spu/spu.c (spu_optimization_options): Add.
18893 (spu_override_options): Change params in spu_optimization_options.
18894 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
18896 Register 127 is only 16 byte aligned when used as a frame pointer.
18897 * config/spu/spu-protos.h (spu_init_expanders): Declare.
18898 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
18899 HARD_FRAME_POINTER_REGNUM.
18900 (spu_legitimate_address): Use regno_aligned_for_reload.
18901 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
18902 aligned when frame_pointer_needed is true.
18903 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
18905 * config/spu/spu.h (INIT_EXPANDERS): Define.
18907 Make sure shift and rotate instructions have valid immediate operands.
18908 * config/spu/predicates.md (spu_shift_operand): Remove.
18909 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
18910 * config/spu/constraints.md (W, O): Extend range.
18911 * config/spu/spu.md (umask, nmask): Define.
18912 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
18913 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
18914 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
18915 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
18916 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
18917 (lshr<mode>3_reg): Fix rtl description.
18919 Make sure mulhisi immediate operands are valid.
18920 * config/spu/predicates.md (imm_K_operand): Add.
18921 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
18923 Generate constants using fsmbi and andi.
18924 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
18925 (print_operand, spu_split_immediate, classify_immediate,
18926 fsmbi_const_p): Handle IC_FSMBI2.
18928 Correctly handle a CONST_VECTOR containing symbols.
18929 * config/spu/spu.c (print_operand): Handle HIGH correctly.
18930 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
18931 (immediate_load_p): Allow symbols that use 2 instructions to create.
18932 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
18933 with symbols when flag_pic is set.
18934 (const_vector_immediate_p): New.
18935 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
18936 accept a CONST_VECTOR with symbols.
18937 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
18938 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
18940 * config/spu/spu.md (high, low): Delete.
18941 (low_<mode>): Define.
18943 Remove INTRmode and INTR_REGNUM, which didn't work.
18944 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
18946 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
18947 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
18948 peephole2 pattern): Don't use INTR or 131.
18949 (movintrcc): Delete.
18950 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
18951 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
18952 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
18953 (UNSPEC_SET_INTR): Add.
18954 * config/spu/spu-modes.def (INTR): Remove.
18956 More accurate warnings about run-time relocations.
18957 * config/spu/spu.c (reloc_diagnostic): Test in_section.
18959 Correctly warn about immediate arguments to specific intrinsics.
18960 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
18961 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
18962 the instruction predicate.
18964 Fix tree check errors with latest update.
18965 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
18967 (spu_expand_builtin): Use CALL_EXPR_FN.
18969 Add missing specific intrinsics.
18970 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
18972 * config/spu/spu_internals.h: Ditto.
18974 Fix incorrect operand modifiers.
18975 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
18976 * config/spu/spu.md (xor<mode>3): Change %S to %J.
18978 Optimize one case of zero_extend of a vec_select.
18979 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
18981 Accept any immediate for hbr.
18982 * config/spu/spu.md (hbr): Change s constraints to i.
18984 2007-02-21 Paul Brook <paul@codesourcery.com>
18986 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
18987 condexec_count when skipping USE and CLOBBER.
18989 2007-02-21 Nick Clifton <nickc@redhat.com>
18991 * common.opt (Warray-bounds): Add Warning attribute.
18992 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
18994 (fsized-zeroes): Add Optimization attribute.
18995 (fsplit-wide-types, ftree-scev-cprop): Likewise.
18996 * c.opt (Wc++0x-compat): Add Warning attribute.
18998 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
19000 PR middle-end/30761
19001 * reload1.c (eliminate_regs_in_insn): In the single_set special
19002 case, attempt to re-recognize the insn before falling back to
19003 having reload fix it up.
19005 2007-02-20 Eric Christopher <echristo@gmail.com>
19007 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
19008 Rewrite accordingly.
19009 (frv_read_iacc_argument): Ditto.
19010 (frv_expand_set_builtin): Take a call instead of arglist, update for
19012 (frv_expand_unop_builtin): Ditto.
19013 (frv_expand_binop_builtin): Ditto.
19014 (frv_expand_cut_builtin): Ditto.
19015 (frv_expand_binopimm_builtin): Ditto.
19016 (frv_expand_voidbinop_builtin): Ditto.
19017 (frv_expand_int_void2arg): Ditto.
19018 (frv_expand_prefetches): Ditto.
19019 (frv_expand_voidtriop_builtin): Ditto.
19020 (frv_expand_voidaccop_builtin): Ditto.
19021 (frv_expand_load_builtin): Ditto.
19022 (frv_expand_store_builtin): Ditto.
19023 (frv_expand_mdpackh_builtin): Ditto.
19024 (frv_expand_mclracc_builtin): Ditto.
19025 (frv_expand_mrdacc_builtin): Ditto.
19026 (frv_expand_mwtacc_builtin): Ditto.
19027 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
19030 2007-02-20 Janis Johnson <janis187@us.ibm.com>
19032 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
19033 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
19035 (HAVE_GAS_DFP): Check for assembler support of decimal floating
19036 point instructions.
19037 * configure: Regenerate.
19038 * config.in: Regenerate.
19039 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
19040 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
19041 masks to power6 and power6x and to POWERPC_MASKS.
19042 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
19044 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
19045 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
19046 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19047 Access PROTOTYPE as variable, not mask.
19049 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
19051 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
19052 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
19053 * combine.c (adjust_for_new_dest): Use it.
19054 * postreload.c (reload_combine): Likewise.
19056 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
19058 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
19059 notes on an insn with multiple sets, even if single_set returns
19060 non-NULL for that insn.
19062 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19064 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
19065 scalbn and scalbln.
19067 2007-02-20 Geoffrey Keating <geoffk@apple.com>
19069 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
19070 if user didn't pass it.
19071 * config/i386/darwin.h (CC1_SPEC): Likewise.
19072 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
19073 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
19074 -mmacosx-version-min.
19076 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19077 Uros Bizjak <ubizjak@gmail.com>
19079 * optabs.h (enum optab_index): Add new OTI_scalb.
19080 (scalb_optab): Define corresponding macro.
19081 * optabs.c (init_optabs): Initialize scalb_optab.
19082 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
19084 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
19085 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
19086 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
19087 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
19088 flag_unsafe_math_optimizations is set.
19090 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
19091 to implement scalbf, scalb and scalbl built-ins as inline x87
19094 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19095 DJ Delorie <dj@redhat.com>
19098 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
19099 (diagnostic_report_diagnostic): ... here, and turn them into real
19100 errors. If warnings are inhibited, no need to do anything.
19102 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
19104 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
19105 better code generation.
19107 2007-02-20 Ben Elliston <bje@au.ibm.com>
19109 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
19111 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
19113 * config/alpha/alpha.c, config/alpha/alpha.md,
19114 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
19115 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
19116 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
19117 config/arm/lib1funcs.asm: Follow spelling conventions.
19119 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
19120 config/fr30/fr30.md, config/i386/i386.h,
19121 config/iq2000/iq2000.h, config/iq2000/predicates.md,
19122 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
19123 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
19124 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
19125 config/rs6000/altivec.md, config/rs6000/rs6000.c,
19126 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
19127 config/sparc/sparc.c, config/sparc/sparc.h,
19128 config/sparc/sparc.md, config/spu/constraints.md,
19129 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
19132 2007-02-20 Alan Modra <amodra@bigpond.net.au>
19135 * varasm.c (use_blocks_for_decl_p): Return false for decls with
19138 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
19140 * doc/invoke.texi (-ftree-lrs): Remove.
19142 2007-02-19 Diego Novillo <dnovillo@redhat.com>
19144 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
19147 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
19149 * config/ia64/ia64.c (ia64_expand_builtin): Use the
19150 new CALL_EXPR_FN macro for retrieving the function
19151 declaration of the input expression.
19153 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19155 * c.opt (Waddress): New.
19156 * common.opt (Walways-true): Delete.
19157 (Wstring-literal-comparison): Delete.
19158 * doc/invoke.texi (Warning Options): Delete -Walways-true and
19159 -Wstring-literal-comparison. Add -Waddress.
19161 (Walways-true): Delete.
19162 (Wstring-literal-comparison): Delete.
19163 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
19164 consistently instead of -Walways-true in example.
19165 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
19166 * c-typeck.c (parser_build_binary_op): Replace
19167 -Wstring-literal-comparison and -Walways-true with -Waddress.
19168 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
19171 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
19173 * tree-cfg.c (dump_function_to_file): Be prepared for functions
19174 without DECL_STRUCT_FUNCTION initialized.
19176 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
19178 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
19179 due to calls to functions taking pointers as parameters.
19181 2007-02-19 Richard Henderson <rth@redhat.com>
19184 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
19187 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
19189 * config/s390/s390.c (s390_call_saved_register_used,
19190 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
19191 accessed to the new scheme.
19193 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
19195 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
19196 (cris_print_index, cris_print_operand, cris_print_operand_address)
19197 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
19198 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
19199 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
19200 GET_CODE () == xxx.
19201 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
19202 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
19203 GO_IF_LEGITIMATE_ADDRESS): Ditto.
19204 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
19205 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
19206 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
19207 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
19208 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
19209 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
19210 (uminsi3, call, call_value): Ditto.
19211 (define_split: indir_to_reg_split, unnamed): Ditto.
19213 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
19215 PR tree-optimization/30975
19216 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
19219 2007-02-18 Eric Christopher <echristo@gmail.com>
19221 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
19222 Remove use of arglist.
19223 (mips_expand_builtin): Remove use of arglist, pass in expr.
19224 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
19225 (mips_expand_builtin_movtf): Ditto.
19226 (mips_expand_builtin_compare): Ditto.
19228 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
19230 * tree-sra.c (sra_build_assignment): Replace assertion
19231 checking with a comment explaining why it can't be done.
19233 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
19235 PR middle-end/30833
19236 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
19237 during CALL_EXPR representation conversion.
19238 * tree-ssa-propagate.c (set_rhs): Likewise.
19240 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
19242 * tree-sra.c (sra_build_assignment): Disable assertion checking
19245 2007-02-18 Roger Sayle <roger@eyesopen.com>
19247 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
19248 instead of calling build2 with a GIMPLE_MODIFY_STMT.
19249 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
19251 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
19252 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
19253 gimplify_init_ctor_eval_range, gimple_push_cleanup,
19254 gimplify_omp_for, gimplify_omp_atomic_pipeline,
19255 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
19256 force_gimple_operand): Likewise.
19257 * ipa-cp.c (constant_val_insert): Likewise.
19258 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
19259 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
19260 perfect_nestify): Likewise.
19261 * langhooks.c (lhd_omp_assignment): Likewise.
19262 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
19263 lower_copyprivate_clauses, lower_send_clauses,
19264 lower_send_shared_vars, expand_parallel_call,
19265 expand_omp_for_generic, expand_omp_for_static_nochunk,
19266 expand_omp_for_static_chunk, expand_omp_sections,
19267 lower_omp_single_copy, lower_omp_for_lastprivate,
19268 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
19269 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
19270 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
19273 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
19275 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
19276 config/sh/sh.md: Follow spelling conventions.
19278 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
19279 config/frv/predicates.md: Follow spelling conventions.
19281 * config/m68k/linux-unwind.h: Fix a comment typo.
19282 * target.h: Follow spelling conventions.
19284 2007-02-18 Roger Sayle <roger@eyesopen.com>
19286 PR rtl-optimization/28173
19287 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
19288 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
19289 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
19290 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
19291 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
19293 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19295 * builtins.c (fold_builtin_load_exponent): New.
19296 (fold_builtin_2): Use it.
19298 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
19300 PR rtl-optimization/30773
19301 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
19302 if we fail to attach a REG_EQUIV note.
19304 2007-02-18 David Edelsohn <edelsohn@gnu.org>
19305 Roger Sayle <roger@eyesopen.com>
19307 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
19309 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
19311 * calls.c (initialize_argument_information): Pass original EXP
19312 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
19313 code to split complex arguments here, as part of initializing the
19315 (expand_call): Remove code that builds a list of arguments and
19316 inserts implicit arguments into it. Instead, just count how many
19317 implicit arguments there will be so we can determine the size of
19318 the ARGS array, and let initialize_argument_information do the work.
19319 (split_complex_values): Delete unused function.
19321 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
19323 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
19325 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
19327 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
19328 for arg pointer based indexed addressing.
19330 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
19332 * config/ia64/ia64.h, config/ia64/ia64.md,
19333 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
19334 spelling conventions.
19336 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
19338 * config/m68k/m68k.c (split_di): New.
19339 * config/m68k/m68k-protos.h: Declare split_di.
19340 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
19341 Improve predicate handling and split constant shifts.
19343 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
19345 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
19346 parameter for register bitfield operations, general predicates
19349 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
19351 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
19352 * config/m68k/linux-unwind.h: New file.
19354 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
19356 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
19357 config/i386/athlon.md, config/ia64/ia64.md,
19358 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
19359 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
19360 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
19361 tree-ssa-loop-niter.c, tree-vect-analyze.c,
19362 tree-vect-transform.c: Fix comment typos.
19364 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
19366 * sched-deps.c (find_insn_list): Remove.
19367 * sched-int.h: Remove the prototype for find_insn_list.
19369 2007-02-16 Geoffrey Keating <geoffk@apple.com>
19371 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
19373 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
19374 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
19375 darwin_rs6000_override_options.
19376 (C_COMMON_OVERRIDE_OPTIONS): Expect
19377 darwin_macosx_version_min to be non-NULL always.
19378 (TARGET_C99_FUNCTIONS): Likewise.
19379 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
19380 (DARWIN_MINVERSION_SPEC): New.
19381 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
19382 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
19384 (DARWIN_MINVERSION_SPEC): New.
19385 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
19387 * config/darwin-c.c (darwin_cpp_builtins): Expect
19388 darwin_macosx_version_min to be non-NULL always.
19390 * config/rs6000/rs6000.c: Clean up trailing whitespace.
19392 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
19394 * config/i386/i386.h (x86_use_xchgb): New.
19395 (TARGET_USE_XCHGB): New macro.
19396 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
19397 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
19398 Split after reload into bswaphi for shifts of 8.
19399 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
19400 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
19401 or when optimizing for size.
19403 2007-02-16 Richard Guenther <rguenther@suse.de>
19404 Christian Bruel <christian.bruel@st.com>
19406 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
19407 DECLs but prefer SSA_NAMEs over DECLs.
19409 2007-02-16 Richard Guenther <rguenther@suse.de>
19411 * tree-flow-inline.h (single_imm_use_p): Remove.
19412 (zero_imm_uses_p): Likewise.
19413 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
19414 instead of single_imm_use_p.
19415 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
19418 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19421 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
19422 nested double- and backquotes.
19424 2007-02-15 Roger Sayle <roger@eyesopen.com>
19426 PR middle-end/30391
19427 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
19428 should be unreachable.
19429 (build2_stat): Allow construction of MODIFY_EXPR at any time.
19430 For the time being redirect GIMPLE_MODIFY_STMT to the new
19431 (renamed) build_gimple_modify_stmt_stat.
19432 (build2_gimple_stat): Rename to...
19433 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
19434 Always build a GIMPLE_MODIFY_STMT node.
19435 * tree.h (build2_gimple, build2_gimple_stat): Delete.
19436 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
19439 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
19440 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
19441 * tree-complex.c (set_component_ssa_name, expand_complex_move,
19442 expand_complex_div_wide): Likewise.
19443 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
19444 * tree-ssa-loop-im.c (schedule_sm): Likewise.
19445 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
19446 * tree-ssa-loop-manip.c (create_iv): Likewise.
19447 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
19448 abs_replacement): Likewise.
19449 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
19450 realify_fake_stores): Likewise.
19452 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
19453 node rather than a GIMPLE_MODIFY_STMT node.
19454 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
19455 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
19457 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
19458 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
19459 GIMPLE_MODIFY_STMT.
19461 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
19463 PR middle-end/30433
19464 * fold-const.c (fold_comparison): Add back the
19465 folding of constant complex comparisions.
19467 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
19469 PR middle-end/30729
19470 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
19471 effects unknown to this function, return early.
19473 2007-02-15 Ian Lance Taylor <iant@google.com>
19475 * lower-subreg.c (move_eh_region_note): New static function.
19476 (resolve_simple_move): Call it.
19477 (decompose_multiword_subregs): Track blocks for which we resolve a
19478 simple move which is also a control flow insn. Pass them to
19479 find_many_sub_basic_blocks.
19480 (pass_lower_subreg): Add TODO_verify_flow.
19481 (pass_lower_subreg2): Likewise.
19483 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19484 Brooks Moses <brooks.moses@codesourcery.com>
19485 Lee Millward <lee.millward@codesourcery.com>
19487 * tree.h (enum tree_code_class): Add tcc_vl_exp.
19488 (VL_EXP_CLASS_P): New.
19489 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
19491 (TREE_OPERAND_CHECK_CODE): Likewise.
19492 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
19493 (TREE_RTL_OPERAND_CHECK): Likewise.
19494 (tree_operand_check_failed): Make second parameter the whole tree
19495 instead of its code. Fixed callers.
19496 (VL_EXP_CHECK): New.
19497 (TREE_OPERAND_LENGTH): New.
19498 (VL_EXP_OPERAND_LENGTH): New.
19499 (CALL_EXPR_FN): New.
19500 (CALL_EXPR_STATIC_CHAIN): New.
19501 (CALL_EXPR_ARGS): New.
19502 (CALL_EXPR_ARG): New.
19503 (call_expr_nargs): New.
19504 (CALL_EXPR_ARGP): New.
19505 (build_nt_call_list): Declare.
19506 (build_vl_exp_stat): Declare.
19507 (build_vl_exp): New.
19508 (build_call_list): Declare.
19509 (build_call_nary): Declare.
19510 (build_call_valist): Declare.
19511 (build_call_array): Declare.
19512 (call_expr_arg): Declare.
19513 (call_expr_argp): Declare.
19514 (call_expr_arglist): Declare.
19515 (fold_build_call_list): Declare.
19516 (fold_build_call_list_initializer): Declare.
19517 (fold_call_expr): Declare to replace fold_builtin.
19518 (fold_builtin_fputs): Update to agree with modified definition.
19519 (fold_builtin_strcpy): Likewise.
19520 (fold_builtin_strncpy): Likewise.
19521 (fold_builtin_memory_chk): Likewise.
19522 (fold_builtin_stxcpy_chk): Likewise.
19523 (fold_builtin_strncpy_chk): Likewise.
19524 (fold_builtin_next_arg): Likewise.
19525 (fold_build_call_expr): Declare.
19526 (fold_builtin_call_list): Declare.
19527 (fold_builtin_call_valist): Declare.
19528 (build_call_expr): Declare.
19529 (validate_arglist): Update to agree with modified definition.
19530 (tree_operand_length): New.
19531 (call_expr_arg_iterator): New.
19532 (init_call_expr_arg_iterator): New.
19533 (next_call_expr_arg): New.
19534 (first_call_expr_arg): New.
19535 (more_call_expr_args_p): New.
19536 (FOR_EACH_CALL_EXPR_ARG): New.
19538 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
19539 and tcc_gimple_stmt.
19540 (tree_code_size): Update documentation. Use sizeof (tree) rather
19541 than sizeof (char *).
19542 (tree_size): Likewise. Add case for tcc_vl_exp.
19543 (tree_node_structure): Add case for tcc_vl_exp.
19544 (contains_placeholder_p): Likewise.
19545 (substitute_in_expr): Likewise.
19546 (substitute_placeholder_in_expr): Likewise.
19547 (stabilize_reference_1): Likewise.
19548 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
19549 to diagnose breakage of this interface for constructing CALL_EXPRs.
19550 (build_nt): Add similar assertion here.
19551 (build_nt_call_list): New.
19552 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
19553 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
19555 (get_callee_fndecl): Use new CALL_EXPR accessors.
19556 (tree_operand_check_failed): Change parameters to pass entire node
19557 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
19558 (process_call_operands): New.
19559 (build_vl_exp_stat): New.
19560 (build_call_list): New.
19561 (build_call_nary): New.
19562 (build_call_valist): New.
19563 (build_call_array): New.
19564 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19565 (call_expr_arglist): New.
19567 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
19568 tcc_vl_exp instead of a fixed-size tcc_expression.
19570 * doc/c-tree.texi (CALL_EXPR): Document new representation and
19571 accessors for CALL_EXPRs.
19572 (AGGR_INIT_EXPR): Likewise.
19574 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19575 Brooks Moses <brooks.moses@codesourcery.com>
19576 Lee Millward <lee.millward@codesourcery.com>
19578 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
19579 (expand_builtin_nonlocal_goto): Change parameter to be entire
19580 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
19581 (expand_builtin_prefetch): Likewise.
19582 (expand_builtin_classify_type): Likewise.
19583 (mathfn_built_in): Return NULL_TREE instead of 0.
19584 (expand_errno_check): Use new CALL_EXPR accessors.
19585 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
19586 Return NULL_RTX instead of 0.
19587 (expand_builtin_mathfn_2): Likewise.
19588 (expand_builtin_mathfn_3): Likewise.
19589 (expand_builtin_interclass_mathfn): Likewise.
19590 (expand_builtin_sincos): Likewise.
19591 (expand_builtin_cexpi): Likewise.
19592 (expand_builtin_int_roundingfn): Likewise.
19593 (expand_builtin_int_roundingfn_2): Likewise.
19594 (expand_builtin_pow): Likewise.
19595 (expand_builtin_powi): Likewise.
19596 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
19597 of arglist, fixing callers appropriately. Use new CALL_EXPR
19598 accessors and constructors. Return NULL_RTX instead of 0.
19599 (expand_builtin_strstr): Likewise.
19600 (expand_builtin_strchr): Likewise.
19601 (expand_builtin_strrchr): Likewise.
19602 (expand_builtin_strpbrk): Likewise.
19603 (expand_builtin_memcpy): Likewise.
19604 (expand_builtin_mempcpy): Likewise.
19605 (expand_builtin_mempcpy_args): New.
19606 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
19607 (expand_builtin_memmove_args): New.
19608 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
19609 (expand_movstr): Likewise.
19610 (expand_builtin_strcpy): Likewise.
19611 (expand_builtin_strcpy_args): New.
19612 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
19613 (expand_builtin_strncpy): Likewise.
19614 (expand_builtin_memset): Likewise.
19615 (expand_builtin_memset_args): New.
19616 (expand_builtin_bzero): Similarly to expand_builtin_memset.
19617 (expand_builtin_memcmp): Likewise.
19618 (expand_builtin_strcmp): Likewise.
19619 (expand_builtin_strncmp): Likewise.
19620 (expand_builtin_strcat): Likewise.
19621 (expand_builtin_strncat): Likewise.
19622 (expand_builtin_strspn): Likewise.
19623 (expand_builtin_strcspn): Likewise.
19624 (expand_builtin_args_info): Likewise.
19625 (expand_builtin_va_start): Likewise.
19626 (gimplify_va_arg_expr): Likewise.
19627 (expand_builtin_va_end): Likewise.
19628 (expand_builtin_va_copy): Likewise.
19629 (expand_builtin_frame_address): Likewise.
19630 (expand_builtin_alloca): Likewise.
19631 (expand_builtin_bswap): Likewise.
19632 (expand_builtin_unop): Likewise.
19633 (expand_builtin_fputs): Likewise.
19634 (expand_builtin_expect): Likewise.
19635 (expand_builtin_fabs): Likewise.
19636 (expand_builtin_copysign): Likewise.
19637 (expand_builtin_printf): Likewise.
19638 (expand_builtin_fprintf): Likewise.
19639 (expand_builtin_sprintf): Likewise.
19640 (expand_builtin_init_trampoline): Likewise.
19641 (expand_builtin_signbit): Likewise.
19642 (expand_builtin_fork_or_exec): Likewise.
19643 (expand_builtin_sync_operation): Likewise.
19644 (expand_builtin_compare_and_swap): Likewise.
19645 (expand_builtin_lock_test_and_set): Likewise.
19646 (expand_builtin_lock_release): Likewise.
19647 (expand_builtin): Likewise.
19648 (builtin_mathfn_code): Likewise.
19650 (fold_builtin_constant_p): Pass call arguments individually instead
19651 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19652 accessors and constructors. Return NULL_TREE instead of 0.
19653 (fold_builtin_expect): Likewise.
19654 (fold_builtin_classify_type): Likewise.
19655 (fold_builtin_strlen): Likewise.
19656 (fold_builtin_nan): Likewise.
19657 (integer_valued_real_p): Likewise.
19658 (fold_trunc_transparent_mathfn): Likewise.
19659 (fold_fixed_mathfn): Likewise.
19660 (fold_builtin_cabs): Likewise.
19661 (fold_builtin_sqrt): Likewise.
19662 (fold_builtin_cbrt): Likewise.
19663 (fold_builtin_cos): Likewise.
19664 (fold_builtin_cosh): Likewise.
19665 (fold_builtin_tan): Likewise.
19666 (fold_builtin_sincos): Likewise.
19667 (fold_builtin_cexp): Likewise.
19668 (fold_builtin_trunc): Likewise.
19669 (fold_builtin_floor): Likewise.
19670 (fold_builtin_ceil): Likewise.
19671 (fold_builtin_round): Likewise.
19672 (fold_builtin_int_roundingfn): Likewise.
19673 (fold_builtin_bitop): Likewise.
19674 (fold_builtin_bswap): Likewise.
19675 (fold_builtin_logarithm): Likewise.
19676 (fold_builtin_hypot): Likewise.
19677 (fold_builtin_pow): Likewise.
19678 (fold_builtin_powi): Likewise.
19679 (fold_builtin_exponent): Likewise.
19680 (fold_builtin_memset): Likewise.
19681 (fold_builtin_bzero): Likewise.
19682 (fold_builtin_memory_op): Likewise.
19683 (fold_builtin_bcopy): Deleted; call site changed to invoke
19684 fold_builtin_memory_op directly.
19685 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
19686 (fold_builtin_strncpy): Likewise.
19687 (fold_builtin_memcmp): Likewise.
19688 (fold_builtin_strcmp): Likewise.
19689 (fold_builtin_strncmp): Likewise.
19690 (fold_builtin_signbit): Likewise.
19691 (fold_builtin_copysign): Likewise.
19692 (fold_builtin_isascii): Likewise.
19693 (fold_builtin_toascii): Likewise.
19694 (fold_builtin_isdigit): Likewise.
19695 (fold_builtin_fabs): Likewise.
19696 (fold_builtin_abs): Likewise.
19697 (fold_builtin_fmin_fmax): Likewise.
19698 (fold_builtin_carg): Likewise.
19699 (fold_builtin_classify): Likewise.
19700 (fold_builtin_unordered_cmp): Likewise.
19702 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
19703 New functions split out from fold_builtin_1.
19704 (fold_builtin_n): New.
19705 (fold_builtin_varargs): New.
19706 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
19708 (fold_call_expr): New.
19709 (build_function_call_expr): Rewrite to use new helper function.
19710 (fold_builtin_call_list): New.
19711 (build_call_expr): New.
19712 (fold_builtin_call_valist): New.
19713 (rewrite_call_expr): New.
19714 (validate_arg): New.
19715 (validate_arglist): Change parameter to be entire CALL_EXPR instead
19716 of an arglist. Change return type to bool. Use new CALL_EXPR
19719 (fold_builtin_strstr): Pass call arguments individually instead
19720 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19721 accessors and constructors. Return NULL_TREE instead of 0.
19722 (fold_builtin_strchr): Likewise.
19723 (fold_builtin_strrchr): Likewise.
19724 (fold_builtin_strpbrk): Likewise.
19725 (fold_builtin_strcat): Likewise.
19726 (fold_builtin_strncat): Likewise.
19727 (fold_builtin_strspn): Likewise.
19728 (fold_builtin_strcspn): Likewise.
19729 (fold_builtin_fputs): Likewise.
19730 (fold_builtin_next_arg): Likewise.
19731 (fold_builtin_sprintf): Likewise.
19733 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
19734 NULL_RTX instead of 0.
19735 (expand_builtin_memory_chk): Likewise.
19736 (maybe_emit_chk_warning): Likewise.
19737 (maybe_emit_sprintf_chk_warning): Likewise.
19739 (fold_builtin_object_size): Pass call arguments individually instead
19740 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19741 accessors and constructors. Return NULL_TREE instead of 0.
19742 (fold_builtin_memory_chk): Likewise.
19743 (fold_builtin_stxcpy_chk): Likewise.
19744 (fold_builtin_strncpy_chk): Likewise.
19745 (fold_builtin_strcat_chk): Likewise.
19746 (fold_builtin_strcat_chk): Likewise.
19747 (fold_builtin_strncat_chk): Likewise.
19748 (fold_builtin_sprintf_chk): Likewise.
19749 (fold_builtin_snprintf_chk): Likewise.
19750 (fold_builtin_printf): Likewise.
19751 (fold_builtin_vprintf): Likewise.
19753 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
19755 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
19756 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19757 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
19758 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
19759 (fold_unary): Likewise.
19760 (fold_binary): Likewise.
19761 (fold_ternary): Remove CALL_EXPR case, since they are no longer
19762 ternary expressions.
19763 (fold): Add logic for tcc_vl_exp.
19764 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
19765 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19766 (fold_build3_stat): Add assertion to flag broken interface for
19767 constructing CALL_EXPRs.
19768 (fold_build_call_list): New.
19769 (fold_build_call_list_initializer): New.
19770 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
19772 (fold_strip_sign_ops): Likewise.
19774 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19775 Brooks Moses <brooks.moses@codesourcery.com>
19776 Lee Millward <lee.millward@codesourcery.com>
19778 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
19779 accessors and dump arguments explicitly.
19781 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
19783 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
19785 (print_call_name): Use new CALL_EXPR accessors.
19787 * print-tree.c (print_node): Add case tcc_vl_exp. Print
19788 CALL_EXPR arguments explicitly instead of as a list. Use
19789 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19791 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
19792 (vrp_visit_stmt): Likewise.
19794 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
19795 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
19797 (force_move_till_expr): Likewise.
19799 * targhooks.c (default_external_stack_protect_fail): Use
19800 build_call_expr instead of build_function_call_expr.
19801 (default_hidden_stack_protect_fail): Likewise.
19803 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
19806 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
19807 and walk arguments explicitly.
19809 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
19810 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19811 (expand_simple_operations): Likewise.
19812 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
19814 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
19815 of TREE_CODE_LENGTH.
19816 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
19818 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
19819 instead of TREE_CODE_LENGTH.
19821 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
19822 (tree_ic_transform): Likewise.
19823 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
19824 parameter instead of arglist. Fix callers.
19825 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
19826 (tree_stringops_transform): Likewise.
19827 (tree_indirect_call_to_profile): Likewise.
19828 (tree_stringops_values_to_profile): Likewise.
19830 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
19831 (eliminate_tail_call): Likewise.
19833 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
19835 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19836 Use TREE_OPERAND_LENGTH and generalize to handle any number of
19838 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
19840 * omp-low.c (build_omp_barrier): Use build_call_expr.
19841 (lower_rec_input_clauses): Likewise.
19842 (lower_reduction_clauses): Likewise.
19843 (expand_parallel_call): Likewise.
19844 (maybe_catch_exception): Likewise.
19845 (expand_omp_for_generic): Likewise.
19846 (expand_omp_for_static_nochunk): Likewise.
19847 (expand_omp_sections): Likewise.
19848 (lower_omp_single_simple): Likewise.
19849 (lower_omp_single_copy): Likewise.
19850 (lower_omp_master): Likewise.
19851 (lower_omp_ordered): Likewise.
19852 (lower_omp_critical): Likewise.
19854 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
19855 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
19857 * tree-gimple.c (is_gimple_call_addr): Fix doc.
19858 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
19859 TREE_CODE_LENGTH. Add tcc_vl_exp case.
19861 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
19862 and generalize to handle any number of operands.
19863 (chrec_contains_undetermined): Likewise.
19864 (tree_contains_chrecs): Likewise.
19865 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
19867 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
19869 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
19870 fold_call_expr instead of fold_builtin.
19871 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
19872 match declarations there.
19873 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
19876 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
19877 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19879 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
19880 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
19882 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
19885 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
19886 (execute_cse_sincos): Use new CALL_EXPR accessors.
19888 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
19890 * gimple-low.c (lower_function_body): Use build_call_expr.
19891 (lower_builtin_setjmp): Likewise.
19893 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
19894 (set_storage_via_libcall): Likewise.
19895 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
19896 instead of TREE_CODE_LENGTH.
19897 (expand_expr_real_1): Use new CALL_EXPR accessors.
19899 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
19900 generalize to handle any number of operands.
19901 (TB_parent_eq): Likewise.
19903 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
19904 (strip_builtin_expect): Likewise.
19906 * function.c (gimplify_parameters): Use build_call_expr.
19908 * tree-vectorizer.c (vect_is_simple_reduction): Use
19909 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19911 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
19912 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
19914 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
19917 * gimplify.c (build_stack_save_restore): Use build_call_expr.
19918 (gimplify_decl_expr): Likewise.
19919 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
19920 Use new CALL_EXPR iterators.
19921 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
19922 (gimplify_modify_expr_to_memset): Likewise.
19923 (gimplify_variable_sized_compare): Likewise.
19924 (gimplify_omp_atomic_fetch_op): Likewise.
19925 (gimplify_omp_atomic_pipeline): Likewise.
19926 (gimplify_omp_atomic_mutex): Likewise.
19927 (gimplify_function_tree): Likewise.
19929 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
19930 (call_expr_flags): Likewise.
19931 (expand_call): Likewise.
19933 * except.c (expand_builtin_eh_return_data_regno): Pass entire
19934 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19937 * coverage.c (create_coverage): Use build_call_expr.
19939 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
19940 (temp_call_expr_obstack): New.
19941 (pool_copy_list): Delete.
19942 (temp_copy_call_expr): New.
19943 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
19944 CALL_EXPR accessors. Get rid of special goo for copying argument
19945 lists and use temp_copy_call_expr instead.
19946 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
19947 CALL_EXPR accessors.
19948 (create_expression_by_pieces): Likewise. Use build_call_array
19949 to construct the result instead of fold_build3.
19950 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
19951 dealing with argument lists.
19952 (init_pre): Remove references to expression_node_pool and
19953 list_node_pool. Init temp_call_expr_obstack instead.
19954 (fini_pre): Remove references to expression_node_pool and
19957 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
19958 and walk arguments explicitly instead of as a list.
19960 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
19961 (mx_register_decls): Likewise.
19962 (mudflap_register_call): Likewise.
19963 (mudflap_finish_file): Likewise.
19965 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
19966 (ipa_callsite_compute_param): Likewise.
19968 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
19969 accessors and constructor.
19971 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
19972 accessors and constructor.
19973 (convert_tramp_reference): Likewise.
19974 (convert_call_expr): Likewise.
19975 (finalize_nesting_tree_1): Likewise.
19977 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
19980 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
19982 * tree-inline.c (initialize_inlined_parameters): Pass entire
19983 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19985 (estimate_num_insns_1): Use new CALL_EXPR accessors.
19986 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
19988 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
19989 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19990 (vectorizable_reduction): Likewise.
19991 (vectorizable_call): Use new CALL_EXPR iterators.
19992 (vectorizable_conversion): Use build_call_expr.
19993 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
19994 (vect_gen_widened_results_half): Use build_call_expr.
19995 (vect_setup_realignment): Likewise.
19996 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
19998 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
19999 (pass_through_call): Likewise.
20000 (compute_object_sizes): Likewise. Use fold_call_expr instead of
20003 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
20004 (tree_gen_pow2_profiler): Likewise.
20005 (tree_gen_one_value_profiler): Likewise.
20006 (tree_gen_ic_func_profiler): Likewise.
20007 (tree_gen_average_profiler): Likewise.
20008 (tree_gen_ior_profiler): Likewise.
20010 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
20011 (find_func_aliases): Use new CALL_EXPR accessors. Add case
20012 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20014 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
20015 of TREE_CODE_LENGTH.
20017 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
20018 of TREE_CODE_LENGTH.
20020 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
20022 (convert_to_integer): Likewise.
20024 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
20027 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20028 Brooks Moses <brooks.moses@codesourcery.com>
20029 Lee Millward <lee.millward@codesourcery.com>
20031 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
20033 * config/frv/frv.c (frv_expand_builtin): Likewise.
20034 * config/s390/s390.c (s390_expand_builtin): Likewise.
20036 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
20037 (sparc_expand_builtin): Use new CALL_EXPR accessors.
20039 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
20040 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
20041 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
20042 (ix86_expand_store_builtin): Likewise.
20043 (ix86_expand_unop_builtin): Likewise.
20044 (ix86_expand_unop1_builtin): Likewise.
20045 (ix86_expand_sse_compare): Likewise.
20046 (ix86_expand_sse_comi): Likewise.
20047 (ix86_expand_vec_init_builtin): Likewise.
20048 (ix86_expand_vec_ext_builtin): Likewise.
20049 (ix86_expand_vec_set_builtin): Likewise.
20050 (ix86_expand_builtin): Use new CALL_EXPR accessors.
20052 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
20053 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
20055 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
20056 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
20057 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
20059 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
20061 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
20062 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
20063 arglist. Use new CALL_EXPR accessors. Fix callers.
20064 (altivec_expand_abs_builtin): Likewise.
20065 (rs6000_expand_binop_builtin): Likewise.
20066 (altivec_expand_predicate_builtin): Likewise.
20067 (altivec_expand_lv_builtin): Likewise.
20068 (spe_expand_stv_builtin): Likewise.
20069 (altivec_expand_stv_builtin): Likewise.
20070 (rs6000_expand_ternop_builtin): Likewise.
20071 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
20072 (altivec_expand_st_builtin): Likewise.
20073 (altivec_expand_dst_builtin): Likewise.
20074 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
20075 arglist. Use new CALL_EXPR accessors. Fix callers.
20076 (altivec_expand_vec_set_builtin): Likewise.
20077 (altivec_expand_vec_ext_builtin): Likewise.
20078 (altivec_expand_builtin): Use new CALL_EXPR accessors.
20079 (spe_expand_builtin): Likewise.
20080 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
20081 arglist. Use new CALL_EXPR accessors. Fix callers.
20082 (spe_expand_evsel_builtin): Likewise.
20083 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
20084 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
20086 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
20087 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
20088 (arm_expand_unop_builtin): Likewise.
20089 (arm_expand_builtin): Use new CALL_EXPR accessors.
20091 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
20094 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
20095 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
20097 (bfin_expand_unop_builtin): Likewise.
20098 (bfin_expand_builtin): Use new CALL_EXPR accessors.
20100 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20101 Brooks Moses <brooks.moses@codesourcery.com>
20102 Lee Millward <lee.millward@codesourcery.com>
20104 * c-semantics.c (build_stmt): Add internal diagnostic check.
20106 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
20107 accessors. Print arguments explicitly instead of as a list.
20109 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
20111 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
20112 (c_finish_omp_flish): Likewise.
20114 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
20115 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
20116 instead of TREE_CODE_LENGTH.
20117 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
20118 (c_warn_unused_result): Likewise.
20120 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20123 * doc/invoke.texi (Warning Options): Remove
20124 -Werror-implicit-function-declaration.
20125 (Wimplicit-function-declaration): Update description.
20126 * opts.c (common_handle_option): Move handling of -Werror=* to...
20127 (enable_warning_as_error): ...here.
20128 * opts.h (enable_warning_as_error): Declare.
20129 * c-decl.c (implicit_decl_warning): Unless
20130 -Wno-implicit-function-declaration is given, emit a pedwarn if
20131 -std=c99 or emit a warning if -Wimplicit-function-declaration.
20132 * c.opt (Wimplicit-function-declaration): Replace
20133 mesg_implicit_function_declaration with
20134 warn_implicit_function_declaration.
20135 * c-opts.c (c_common_handle_option):
20136 -Werror-implicit-function-declaration is exactly equal as
20137 -Werror=implicit-function-declaration.
20138 (set_Wimplicit): Replace mesg_implicit_function_declaration with
20139 warn_implicit_function_declaration.
20140 (c_common_post_options): -Wimplict-function-declaration is enabled
20141 by default by -std=c99, otherwise is disabled by default.
20142 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
20144 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
20146 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
20147 DECL on the rhs to a DECL on the lhs for debug info purposes if the
20148 former is ignored but not the latter.
20150 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
20152 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
20153 is made and the reference doesn't use the alias set of its type,
20154 do not create the temporary using that type.
20156 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
20158 * jump.c: Remove prototypes for delete_computation and
20159 delete_prior_computation.
20161 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
20163 * jump.c (get_label_after): Delete.
20164 (get_label_before, delete_computation, delete_jump,
20165 delete_prior_computation, follow_jumps): Move...
20166 * reorg.c (delete_computation, delete_prior_computation): ... here...
20167 (get_label_before, delete_jump): ... making these static ...
20168 (follow_jumps): ... and simplifying this since it only runs after
20170 * rtl.h (get_label_after, get_label_before, delete_jump,
20171 follow_jumps): Delete prototypes.
20173 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
20175 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
20177 2007-02-15 Nick Clifton <nickc@redhat.com>
20179 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
20180 order to prevent it from being munged by the target.
20182 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
20184 * config/i386/i386.md: Remove misleading comment.
20186 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20188 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
20189 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
20192 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20194 * tree-sra.c (instantiate_missing_elements): Canonicalize
20196 (sra_build_assignment): New.
20197 (generate_copy_inout, generate_element_copy,
20198 generate_element_zero, generate_one_element_init): Use it.
20200 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20202 * tree-sra.c (instantiate_missing_elements): Canonicalize
20204 (sra_build_assignment): New.
20205 (generate_copy_inout, generate_element_copy,
20206 generate_element_zero, generate_one_element_init): Use it.
20208 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20210 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
20213 2007-02-14 Joseph Myers <joseph@codesourcery.com>
20215 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
20216 types as aggregates not scalars.
20217 * function.c (assign_stack_temp_for_type): Likewise.
20219 2007-02-14 Roger Sayle <roger@eyesopen.com>
20220 Zdenek Dvorak <dvorakz@suse.cz>
20222 * tree-dump.c (dump_switch_p_1): Require exact match of the option
20225 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
20227 * passes.c (next_pass_1): Clear the next field of the copied
20230 2007-02-14 Richard Henderson <rth@redhat.com>
20232 * tree-sra.c (early_sra): New.
20233 (decl_can_be_decomposed_p): Deny va_list if early_sra.
20234 (tree_sra_early, pass_sra_early): New.
20235 * tree-pass.h (pass_sra_early): Declare.
20236 * passes.c (init_optimization_passes): Use it.
20238 2007-02-14 Richard Guenther <rguenther@suse.de>
20240 * flags.h (issue_strict_overflow_warning): Convert to a macro.
20242 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
20244 PR tree-optimization/30771
20245 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
20247 (vect_analyze_operations): Induction phis can now be marked as
20249 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
20250 Update documentation accordingly.
20252 2007-02-14 Nick Clifton <nickc@redhat.com>
20254 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
20255 most 3 arguments are supported.
20256 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
20258 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
20260 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
20261 Ensure dst->current is valid.
20263 2007-02-13 Paul Brook <paul@codesourcery.com>
20265 * config.gcc: Add arm*-*-uclinux-*eabi.
20266 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
20267 (SUBTARGET_EXTRA_LINK_SPEC): Define.
20268 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
20269 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
20270 (LINK_SPEC): Define.
20271 (LIB_SPEC): Define.
20272 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
20274 * config/arm/uclinux-eabi.h: New file.
20275 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
20276 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
20279 2007-02-13 Ian Lance Taylor <iant@google.com>
20281 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
20282 * flags.h (warn_strict_overflow): Declare.
20283 (enum warn_strict_overflow_code): Define.
20284 (issue_strict_overflow_warning): New static inline function.
20285 * opts.c (warn_strict_overflow): New variable.
20286 (common_handle_option): Handle OPT_Wstrict_overflow and
20287 OPT_Wstrict_overflow_.
20288 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
20290 * fold-const.c: Include intl.h.
20291 (fold_deferring_overflow_warnings): New static variable.
20292 (fold_deferred_overflow_warning): New static variable.
20293 (fold_deferred_overflow_code): New static variable.
20294 (fold_defer_overflow_warnings): New function.
20295 (fold_undefer_overflow_warnings): New function.
20296 (fold_undefer_and_ignore_overflow_warnings): New function.
20297 (fold_deferring_overflow_warnings_p): New function.
20298 (fold_overflow_warning): New static function.
20299 (make_range): Add strict_overflow_p parameter. Change all
20301 (extract_muldiv, extract_muldiv_1): Likewise.
20302 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
20303 tree_expr_nonnegative_p.
20304 (fold_negate_expr): Call fold_overflow_warning.
20305 (fold_range_test): Likewise.
20306 (fold_comparison): Likewise.
20307 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
20308 instead of tree_expr_nonnegative_p.
20309 (tree_expr_nonnegative_warnv_p): Rename from
20310 tree_expr_nonnegative_p, add strict_overflow_p parameter.
20311 (tree_expr_nonnegative_p): New function.
20312 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
20313 strict_overflow_p parameter.
20314 (tree_expr_nonzero_p): New function.
20315 * passes.c (verify_interpass_invariants): New static function.
20316 (execute_one_pass): Call it.
20317 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
20319 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
20320 (estimate_numbers_of_iterations): Likewise.
20321 (scev_probably_wraps_p): Likewise.
20322 * tree-ssa-ccp.c: Include "toplev.h".
20323 (evaluate_stmt): Defer fold overflow warnings until we know we are
20325 (struct fold_stmt_r_data): Add stmt field.
20326 (fold_stmt_r): Defer fold overflow warnings until we know we
20328 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
20329 (fold_stmt_inplace): Likewise.
20330 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
20331 (cleanup_control_expr_graph): Defer fold overflow warnings until
20332 we know we are going to optimize.
20333 * tree-cfg.c (fold_cond_expr_cond): Likewise.
20334 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
20336 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
20337 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
20338 * tree-ssa-loop-manip.c (create_iv): Likewise.
20339 * c-typeck.c (build_conditional_expr): Likewise.
20340 (build_binary_op): Likewise.
20341 * tree-vrp.c (vrp_expr_computes_nonzero): Call
20342 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
20343 (extract_range_from_unary_expr): Likewise.
20344 * simplify-rtx.c (simplify_const_relational_operation): Warn when
20345 assuming that signed overflow does not occur.
20346 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
20347 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
20348 (fold_defer_overflow_warnings): Declare.
20349 (fold_undefer_overflow_warnings): Declare.
20350 (fold_undefer_and_ignore_overflow_warnings): Declare.
20351 (fold_deferring_overflow_warnings_p): Declare.
20352 (tree_expr_nonzero_warnv_p): Declare.
20353 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
20354 of warning options.
20355 (Warning Options): Document -Wstrict-overflow.
20356 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
20357 (tree-ssa-ccp.o): Likewise.
20358 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
20359 (fold-const.o): Depend on intl.h.
20361 2007-02-13 Ian Lance Taylor <iant@google.com>
20363 PR middle-end/30751
20364 * lower-subreg.c (resolve_simple_move): Decompose subregs in
20367 2007-02-13 Stuart Hastings <stuart@apple.com>
20369 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
20371 2007-02-13 Richard Henderson <rth@redhat.com>
20373 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
20374 handled_component_p before looking for the indirect_ref.
20376 2007-02-13 Richard Henderson <rth@redhat.com>
20378 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
20379 remove flags clobber.
20380 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
20381 (bswaphi_lowpart): New.
20382 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
20383 remove TARGET_BSWAP test. Delete expander of the same name.
20385 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
20386 (expand_unop): Use them.
20388 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
20390 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
20391 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
20392 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
20393 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
20394 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
20395 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
20396 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
20397 assembler dialect choice from asm templates.
20399 2007-02-12 Richard Henderson <rth@redhat.com>
20401 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
20402 (fixuns_trunc<SSEMODEF>si2): Use it.
20403 * config/i386/sse.md (vec_setv4sf_0): Export.
20404 * config/i386/i386.c (ix86_build_const_vector): Export.
20405 (ix86_split_convert_uns_si_sse): Rename from
20406 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
20407 * config/i386/i386-protos.h: Update.
20409 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20412 * c-typeck.c (c_finish_return): Improve warning message.
20414 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20416 * alias.c (find_symbolic_term): Delete unused function.
20418 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
20420 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
20421 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
20422 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
20424 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
20426 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
20427 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
20428 the function, temporarily point the debug interface to the null one.
20430 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
20432 * dwarf2out.c (round_up_to_align): New static function.
20433 (field_byte_offset): Use it to round the offset.
20435 2007-02-12 Richard Henderson <rth@redhat.com>
20437 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
20438 (inswl_const): Export.
20440 2007-02-12 Richard Henderson <rth@redhat.com>
20442 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
20443 result mode of the libcall, convert back to outmode.
20445 2007-02-12 Roger Sayle <roger@eyesopen.com>
20447 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
20448 (bswapdi2): New define_expand to implement 32-bit implementation.
20450 2007-02-12 Nick Clifton <nickc@redhat.com>
20452 * doc/invoke.texi (Overall Options): Document --help=.
20453 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
20454 (cc1_options): Pass --help= on to cc1.
20455 (display_help): Add description of --help=.
20456 (process_command): Add code to handle --help=. Allow translated
20457 --help and --target-help switches to be passed on to compiler
20459 (main): Remove unused if statement.
20460 * opts.c (columns): Remove.
20461 (LEFT_COLUMN): Define.
20462 (wrap_help): Add columns argument.
20463 (print_filtered_help): Change parameters to be an include bitmask,
20464 an exclude bitmask, an any bitmask and the column width. Move the
20465 code to display the params list here. Add code to display the
20466 status of options rather than their descriptions if the quiet flag
20468 (print_specific_help): Change parameters to be an include bitmask,
20469 an exclude bitmask and an any bitmask. Move code to look up the
20470 column width here. Decide upon the title for an options listing.
20471 (common_handle_options): Add code to handle --help=. Adapt code
20472 for --help and --target-help to use the revised form of the
20473 print_specific_help function.
20474 (print_help): Delete.
20475 (print_param_help): Delete.
20476 (print_switch): Delete.
20477 * opts.h (cl_lang_count): Add prototype.
20478 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
20479 CL_MAX_OPTION_CLASS): New defines.
20480 * optc-gen.awk: Add construction of cl_lang_count.
20481 * c.opt: Add Warning attribute to warning options and Optimization
20482 attribute to optimization options.
20483 * common.opt: Likewise.
20485 Add -fhelp and -ftarget-help as aliases for the transformed --help
20486 and --target-help options.
20487 * opt-functions.awk: Add code to handle Warning and Optimization
20490 2007-02-12 Richard Henderson <rth@redhat.com>
20492 * config/alpha/constraints.md: New file.
20493 * config/alpha/alpha.c: Include tm-constrs.h.
20494 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
20495 alpha_extra_constraint): Remove.
20496 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
20497 * config/alpha/alpha-protos.h: Update.
20498 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
20499 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
20500 (EXTRA_CONSTRAINT): Remove.
20501 * config/alpha/alpha.md: Include constraints.md.
20502 (adddi splitter): Use satisfies_constraint_*.
20503 * config/alpha/predicates.md (add_operand): Likewise.
20504 (sext_add_operand, addition_operation): Likewise.
20506 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
20508 PR tree-optimization/29145
20509 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
20510 in our handling of restrict qualified pointers.
20512 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20515 * doc/invoke.texi (Wunused-value): Update description.
20516 (Wextra): Delete item.
20517 * opts.c (set_Wextra): Don't use the value of Wextra to set the
20518 value of Wunused-value.
20519 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
20520 (c_finish_stmt_expr): Don't check extra_warnings.
20521 (emit_side_effect_warnings): The caller is responsible to check
20524 2007-02-11 Roger Sayle <roger@eyesopen.com>
20525 Matt Thomas <matt@3am-software.com>
20527 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
20529 2007-02-11 Roger Sayle <roger@eyesopen.com>
20531 * simplify-rtx.c (simplify_relational_operation_1): Optimize
20532 comparisons of POPCOUNT against zero.
20533 (simplify_const_relational_operation): Likewise.
20535 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20537 * doc/invoke.texi (Wextra): Delete outdated paragraph.
20539 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20541 * dwarf2out.c (root_type): Delete unused function.
20543 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20545 * genattrtab.c (contained_in_p): Delete unused function.
20546 (write_expr_attr_cache): Likewise.
20548 2007-02-11 Jan Hubicka <jh@suse.cz>
20550 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
20553 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
20555 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
20556 to add the REG_EQ* note.
20557 * see.c (see_merge_one_use_extension): Likewise.
20558 * local-alloc.c (update_equiv_regs): Likewise. Also don't
20559 turn REG_EQUAL notes into REG_EQUIV notes if the target
20560 register may have more than one set.
20561 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
20562 * gcse.c (try_replace_reg): Likewise.
20563 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
20564 * calls.c (fixup_tail_calls): Likewise. Abort if there is
20565 more than one REG_EQUIV note.
20566 * reload1.c (gen_reload): Use set_unique_reg_note.
20568 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
20570 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
20571 (ix86_builtin_conversion): New function.
20573 2007-02-06 Mark Mitchell <mark@codesourcery.com>
20576 * tree.h (DECL_REPLACEABLE_P): New macro.
20577 * except.c (set_nothrow_function_flags): Likewise.
20579 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
20580 Ira Rosen <irar@il.ibm.com>
20581 Dorit Nuzman <dorit@il.ibm.com>
20583 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
20584 * targhooks.c (default_builtin_vectorized_conversion): New.
20585 * targhooks.h (default_builtin_vectorized_function): New declaration.
20586 * target.h (struct vectorize): Add builtin_conversion field.
20587 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
20588 stmt_vec_info_type value.
20589 (vectorizable_conversion): New declaration.
20590 * tree-vect-analyze.c (vect_analyze_operations): Add
20591 vectorizable_conversion call.
20592 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
20593 * tree-vect-transform.c (vectorizable_conversion): New function.
20594 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
20595 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
20597 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
20598 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
20599 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
20600 or ALTIVEC_BUILTIN_VCFSX.
20602 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20605 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
20606 CONST_DOUBLE and operand 0 is a hard register.
20607 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
20608 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
20609 is a hard floating-point register.
20611 2007-02-10 Richard Henderson <rth@redhat.com>
20612 Jakub Jelinek <jakub@redhat.com>
20613 Alexandre Oliva <aoliva@redhat.com>
20615 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
20616 * builtin-types.def (BT_WORD): Make unsigned.
20617 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
20618 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
20619 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
20620 * c-decl.c (grokdeclarator): Don't error if !have_tls.
20621 * c-parser.c (c_parser_omp_threadprivate): Likewise.
20622 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
20624 * expr.c (emutls_var_address): New.
20625 (expand_expr_real_1): Expand emulated tls.
20626 (expand_expr_addr_expr_1): Likewise.
20627 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
20628 * output.h (emutls_finish): Declare.
20629 * toplev.c (compile_file): Call it.
20630 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
20631 address before wrapping in CONST.
20632 * varasm.c (emutls_htab, emutls_object_type): New.
20633 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
20634 (get_emutls_object_name, get_emutls_object_type): New.
20635 (get_emutls_init_templ_addr, emutls_decl): New.
20636 (emutls_common_1, emutls_finish): New.
20637 (assemble_variable): When emulating tls, swap decls; generate
20638 constructor for the emutls objects.
20639 (do_assemble_alias): When emulating tls, swap decl and target name.
20640 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
20642 * varpool.c (decide_is_variable_needed): Look at force_output.
20643 Recurse for emulated tls.
20644 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
20645 with decide_is_variable_needed.
20646 * emutls.c: New file.
20647 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
20648 tls_object for real tls.
20650 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
20652 PR rtl-optimization/29599
20653 * reload1.c (eliminate_regs_in_insn): Take the destination
20654 mode into account when computing the offset.
20656 2007-02-09 Stuart Hastings <stuart@apple.com>
20657 Richard Henderson <rth@redhat.com>
20659 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
20660 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
20661 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
20662 fixuns_truncdfhi2): New.
20663 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
20664 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
20665 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
20666 (floatunssidf2): Allow nonimmediate source.
20667 * config/i386/sse.md (movdi_to_sse): New.
20668 (vec_concatv2di): Drop '*'.
20669 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
20670 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20671 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
20673 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
20674 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20675 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
20676 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
20677 (ix86_build_signbit_mask): Fix decl of v, refactor to call
20678 ix86_build_const_vector.
20679 (x86_emit_floatuns): Rewrite.
20681 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20683 * genautomata.c (longest_path_length): Delete unused function.
20684 (struct state): Delete unused longest_path_length.
20685 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
20686 (get_free_state): Delete unused.
20688 2007-02-09 Jan Hubicka <jh@suse.cz>
20690 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
20691 * doc/invoke.texi (inline-unit-growth): Update default value.
20693 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
20694 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
20695 (rebuild_cgraph_edges): Likewise.
20696 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
20697 (dump_cgraph_node): Dump frequencies.
20698 (cgraph_clone_edge): Add frequency scales.
20699 (cgraph_clone_node): Add freuqnecy.
20700 * cgraph.h (cgraph_edge): Add freuqnecy argument.
20701 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
20702 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
20703 * tree-pass.h (TODO_rebuild_frequencies): New constant.
20704 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
20705 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
20706 (save_inline_function_body): Likewise.
20707 * ipa-inline.c: inluce rtl.h
20708 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
20709 (cgraph_edge_badness): Use frequencies.
20710 (cgraph_decide_recursive_inlining): Update clonning.
20711 (cgraph_decide_inlining_of_small_function): Dump frequency.
20712 * predict.c (estimate_bb_frequencies): Export.
20713 * predict.h (estimate_bb_frequencies): Declare.
20714 * tree-inline.c (copy_bb): Watch overflows.
20715 (expand_call_inline): Update call of cgraph_create_edge.
20716 (optimize_inline_calls): Use TODO flags to update frequnecies.
20717 * passes.h: Include predict.h
20718 (init_optimization_passes): Move profile ahead.
20719 (execute_function_todo): Handle TODO_rebuild_frequencies.
20721 2007-02-09 Roger Sayle <roger@eyesopen.com>
20723 * config/alpha/alpha.c (emit_insxl): Force the first operand of
20724 the insbl or inswl pattern into a register.
20726 2007-02-09 Roger Sayle <roger@eyesopen.com>
20728 * config/ia64/ia64.md (bswapdi2): New define_insn.
20730 2007-02-09 Richard Henderson <rth@redhat.com>
20732 * config/i386/constraints.md (Ym): New constraint.
20733 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
20734 (movdi_1_rex64): Split sse and xmm general register moves from
20735 memory move alternatives. Use conditional register constraints.
20736 (movsf_1, movdf_integer): Likewise.
20737 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
20738 (movdf_integer_rex64): New.
20739 (pushsf_rex64): Fix output constraints.
20740 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
20741 (sse2_stored): Likewise.
20742 (sse2_storeq_rex64): New.
20743 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
20744 amd and not generic.
20745 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
20746 for optimize_size. Remove SF/DFmode hack.
20748 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20750 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
20753 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
20754 Richard Sandiford <richard@codesourcery.com>
20756 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
20757 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
20758 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
20759 m68k/t-mlib to tmake_file.
20760 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
20761 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
20762 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
20763 Allow it to be cf or m68k. Set m68k_arch_family. If that
20764 variable is not empty, add t-$m68k_arch_family to tmake_file.
20765 Add t-mlibs to tmake_file.
20766 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
20767 * config/m68k/t-cf: New file.
20768 * config/m68k/t-m68k: Likewise.
20769 * config/m68k/t-mlibs: Likewise.
20770 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20771 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20772 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
20773 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20774 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
20776 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
20777 (INSTALL_LIBGCC): Delete.
20778 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
20779 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20780 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20781 (M68K_MLIB_CPU): Define.
20782 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20783 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20784 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
20786 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
20787 Richard Guenther <rguenther@suse.de>
20789 PR middle-end/23361
20790 * fold-const.c (fold_comparison): Handle obfuscated comparisons
20791 against INT_MIN/INT_MAX.
20792 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
20793 file if a loop is removed.
20795 2007-02-09 Joseph Myers <joseph@codesourcery.com>
20797 * calls.c (store_one_arg): Pass correct alignment to
20798 emit_push_insn for non-BLKmode values.
20799 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
20800 unaligned stack slot via a suitably aligned slot.
20802 2007-02-08 DJ Delorie <dj@redhat.com>
20804 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
20806 (legal_subregs): Use unsigned char, make const.
20807 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
20809 2007-02-08 Paul Brook <paul@codesourcery.com>
20811 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
20812 special interworking needed.
20814 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
20816 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
20817 conditional to __SSE2__.
20818 (Entries below should have been added to first ChangeLog
20819 entry for amdfam10 dated 2007-02-05)
20820 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
20822 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
20824 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
20827 2007-02-08 DJ Delorie <dj@redhat.com>
20829 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
20830 * config/m32c/m32c.c (legal_subregs): New.
20831 (m32c_illegal_subreg_p): New.
20832 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
20833 unsupported subregs of hard regs.
20835 2007-02-08 Jan Hubicka <jh@suse.cz>
20837 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
20838 the same one; always update histograms.
20840 2007-02-08 Diego Novillo <dnovillo@redhat.com>
20842 * passes.c (init_optimization_passes): Tidy comment.
20844 2007-02-08 Roger Sayle <roger@eyesopen.com>
20846 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
20847 strip zero_extend, bswap and rotates from POCOUNT's argument.
20848 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
20849 zero_extend and rotates from PARITY's argument.
20850 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
20851 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
20852 of an integer constant at compile-time.
20854 2007-02-08 Diego Novillo <dnovillo@redhat.com>
20857 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
20859 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
20862 * tree-ssa-live.c (remove_unused_locals): Do not remove
20863 TREE_ADDRESSABLE variables.
20864 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
20865 * tree-ssa-operands.c (add_virtual_operand): Remove argument
20866 FOR_CLOBBER. Update all users.
20867 If VAR has an associated alias set, add a virtual operand for
20868 it if no alias is found to conflict with the memory reference.
20870 2007-02-07 Jan Hubicka <jh@suse.cz>
20871 Robert Kidd <rkidd@crhc.uiuc.edu>
20873 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
20875 2007-02-07 Ian Lance Taylor <iant@google.com>
20877 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
20879 2007-02-07 Roger Sayle <roger@eyesopen.com>
20881 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
20882 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
20883 tablejumpdi, movsi_to_cr_one): Remove constraints from
20884 define_expand's match_operands.
20886 2007-02-07 Roger Sayle <roger@eyesopen.com>
20888 * global.c (compute_regsets): Move declatation of "i" inside of
20889 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
20891 2007-02-07 Jakub Jelinek <jakub@redhat.com>
20894 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
20895 of INDIRECT_REF <RESULT_DECL>.
20897 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
20899 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
20900 Kaz Kojima <kkojima@gcc.gnu.org>
20903 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
20905 (sh_initialize_trampoline): Add parentheses to avoid a warning.
20907 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
20909 * doc/loop.texi: Document possibility not to perform disambiguation
20910 of loops with multiple latches.
20911 * cfgloopmanip.c (alp_enum_p): Removed.
20912 (add_loop): Handle subloops. Use get_loop_body_with_size.
20913 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
20914 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
20915 the new forwarder block.
20916 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
20917 Handle the case latch is NULL.
20918 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
20919 modifications when marking loop exits.
20920 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
20922 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
20923 disambiguate_loops_with_multiple_latches.
20924 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
20925 before fix_loop_structure.
20926 * cfgloop.c: Include pointer-set.h and output.h.
20927 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
20928 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
20929 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
20930 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
20931 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
20932 disambiguate_multiple_latches, get_loop_body_with_size,
20933 disambiguate_loops_with_multiple_latches): New functions.
20934 (flow_loop_dump): Dump multiple latch edges.
20935 (flow_loop_nodes_find): Handle loops with multiple latches.
20936 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
20937 (glb_enum_p): Modified.
20938 (get_loop_body): Use get_loop_body_with_size.
20939 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
20940 (AVOID_CFG_MODIFICATIONS): New constant.
20941 (disambiguate_loops_with_multiple_latches, add_loop,
20942 get_loop_body_with_size): Declare.
20943 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
20945 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
20947 PR inline-asm/28686
20948 * global.c (compute_regsets): New function.
20949 (global_alloc): Refactored ELIMINABLE_REGSET
20950 and NO_GLOBAL_ALLOC_REGS computation out.
20951 (rest_of_handle_global_alloc): Call compute_regsets()
20952 for non-optimizing case.
20954 2007-02-06 Richard Henderson <rth@redhat.com>
20956 * config/i386/constraints.md (Y2): Rename from Y.
20957 (Yi): New constraint.
20958 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
20959 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
20960 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
20961 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
20962 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
20963 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
20964 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
20965 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
20966 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
20967 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
20968 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
20969 vec_extractv2si_1): Change Y constraints to Y2.
20970 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
20971 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
20972 Change Y constraints to Y2.
20973 (sse2_loadld): Change Y constraints to x.
20975 2007-02-06 Roger Sayle <roger@eyesopen.com>
20977 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
20978 (parity<mode>2): New define_expand using rs6000_emit_parity.
20979 * config/rs6000/rs6000.c (rs6000_emit_popcount,
20980 rs6000_emit_parity): New functions.
20981 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
20982 rs6000_emit_parity): Prototype here.
20984 2007-02-06 Ian Lance Taylor <iant@google.com>
20986 * lower-subreg.c (simple_move_operand): Reject CONST.
20987 (resolve_clobber): Call validate_change rather than directly
20988 assigning to XEXP (pat, 0).
20990 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20992 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
20993 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
20994 (tree-cfg.o): Remove hashtab.h dependency.
20996 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
20997 (struct ivopts_data): Change niters to pointer_map_t.
20998 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
20999 (niter_for_exit): Create pointer_map on demand. Change for
21001 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
21002 (free_loop_data): Destroy data->niters if created and reset field.
21003 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
21004 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
21006 * tree-ssa-reassoc.c: Include pointer-set.h.
21007 (bb_rank): Change to long *.
21008 (operand_rank): Change to pointer_map_t.
21009 (find_operand_rank): Return long, -1 if not found. Declare as inline.
21010 (insert_operand_rank): Accept long.
21011 (operand_entry_hash, operand_entry_eq): Remove.
21012 (get_rank): Return long. Adjust for changes above.
21013 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
21015 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
21017 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
21018 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
21019 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
21021 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
21022 directly since it cannot be NULL.
21023 (get_vi_for_tree): Rewrite for pointer_map API.
21024 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
21025 (init_alias_vars): Create vi_for_tree as pointer_map.
21026 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
21028 * tree-cfg.c: Don't include hashtab.h.
21029 (edge_to_cases): Declare as pointer_map.
21030 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
21032 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
21033 (start_recording_case_labels): Create edge_to_cases as pointer_map.
21034 (end_recoding_case_labels): Cleanup edge_to_cases manually before
21036 (record_switch_edge): Delete.
21037 (get_cases_for_edge): Adjust for pointer_map API, inline
21038 record_switch_edge (rewritten for new API), remove goto.
21040 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
21042 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
21043 * tree-nested.c: Include pointer-set.h.
21044 (var_map_elt, var_map_eq, var_map_hash): Delete.
21045 (struct nesting_info): Remove GTY marker. Change the two htab_t's
21046 to pointer_map_t's.
21047 (nesting_info_bitmap_obstack): New.
21048 (lookup_field_for_decl): Adjust for pointer_map API.
21049 (lookup_tramp_for_decl): Adjust for pointer_map API.
21050 (get_nonlocal_debug_decl): Adjust for pointer_map API.
21051 (get_local_debug_decl): Adjust for pointer_map API.
21052 (convert_nl_goto_reference): Adjust for pointer_map API.
21053 (convert_nl_goto_receiver): Adjust for pointer_map API.
21054 (create_nesting_tree): Create outside GGC space. Create bitmap on
21055 the new obstack. Create field_map and var_map as pointer_maps.
21056 (free_nesting_tree): Adjust for changes to create_nesting_tree.
21058 (lower_nested_functions): Move root here, no need to NULL it.
21059 Initialize and release the obstack.
21061 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
21063 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
21064 Remove prototypes and make them non-static.
21065 (struct tree_int_map): Remove.
21066 * tree.h (struct tree_int_map): Move here, turning TO into an
21068 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
21070 * tree.h (TREE_COMPLEXITY): Remove.
21071 (struct tree_exp): Remove complexity field.
21072 * tree.c (build1_stat): Don't set it.
21074 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
21075 Victor Kaplansky <victork@il.ibm.com>
21077 * tree-vectorizer.c (vect_is_simple_use): Support induction.
21078 (vect_is_simple_reduction): Support reduction with induction as
21079 one of the operands.
21080 (vect_is_simple_iv_evolution): Fix formatting.
21081 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
21082 formatting. Don't mark induction phis for vectorization.
21083 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
21084 * tree-vect-transform.c (get_initial_def_for_induction): New function.
21085 (vect_get_vec_def_for_operand): Support induction.
21086 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
21088 (vectorizable_reduction): Support reduction with induction as one of
21090 (vectorizable_type_demotion): Use def-type of stmt argument rather
21091 than dummy def-type.
21093 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
21094 flag_tree_scev_cprop.
21095 * common.opt (tree-scev-cprop): New flag.
21097 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
21098 call to vect_get_new_vect_var.
21100 2007-02-06 Ira Rosen <irar@il.ibm.com>
21102 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
21103 vectype is not NULL.
21104 (vect_pattern_recog_1): Likewise.
21106 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21108 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
21109 (fold_negate_expr): Likewise.
21111 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
21114 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
21115 even if cv-qualification is the same.
21117 2007-02-05 Geoffrey Keating <geoffk@apple.com>
21119 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
21120 __enable_execute_stack on completion.
21122 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21124 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
21125 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
21126 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
21127 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
21128 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
21129 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
21130 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
21131 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
21133 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21135 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
21136 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
21137 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
21138 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
21139 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
21140 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
21141 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
21142 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
21143 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
21144 umuldi3_highpart_rex64, umulsi3_highpart_insn,
21145 umulsi3_highpart_zext, smuldi3_highpart_rex64,
21146 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
21147 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
21148 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
21149 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
21150 sqrtextenddfxf2_i387): Added amdfam10_decode.
21152 * config/i386/athlon.md (athlon_idirect_amdfam10,
21153 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
21154 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
21155 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
21156 athlon_ivector_store_amdfam10): New define_insn_reservation.
21157 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
21160 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21162 * config/i386/athlon.md (athlon_call_amdfam10,
21163 athlon_pop_amdfam10, athlon_lea_amdfam10): New
21164 define_insn_reservation.
21165 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
21166 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
21167 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
21169 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21171 * config/i386/athlon.md (athlon_sseld_amdfam10,
21172 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
21173 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
21175 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21177 * config/i386/athlon.md (athlon_sseins_amdfam10): New
21178 define_insn_reservation.
21179 * config/i386/i386.md (sseins): Added sseins to define_attr type
21180 and define_attr unit.
21181 * config/i386/sse.md: Set type attribute to sseins for insertq
21184 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21186 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
21187 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
21188 ssecomi_load_amdfam10, ssecomi_amdfam10,
21189 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
21190 define_insn_reservation.
21191 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
21193 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21195 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
21196 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
21197 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
21198 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
21199 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
21200 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
21201 define_insn_reservation.
21203 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
21204 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
21205 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
21206 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
21207 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
21209 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21211 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
21212 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
21213 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
21214 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
21215 athlon_ssemul_load_k8): Added amdfam10.
21217 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21219 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
21220 (x86_sse_unaligned_move_optimal): New variable.
21222 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
21224 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
21225 for unaligned vector SSE double/single precision loads for AMDFAM10.
21227 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21229 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
21230 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
21231 Define TARGET_CPU_DEFAULT_amdfam10.
21232 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
21233 (processor_type): Add PROCESSOR_AMDFAM10.
21235 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
21236 processor_type in config/i386/i386.h.
21237 Enable imul peepholes for TARGET_AMDFAM10.
21239 * config.gcc: Add support for --with-cpu option for amdfam10.
21241 * config/i386/i386.c (amdfam10_cost): New variable.
21242 (m_AMDFAM10): New macro.
21243 (m_ATHLON_K8_AMDFAM10): New macro.
21244 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
21245 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
21246 x86_promote_QImode, x86_integer_DFmode_moves,
21247 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21248 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
21249 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
21250 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
21251 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
21252 Enable/disable for amdfam10.
21253 (override_options): Add amdfam10_cost to processor_target_table.
21254 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
21255 processor_alias_table.
21256 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
21257 (ix86_adjust_cost): Add code for amdfam10.
21259 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21261 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
21262 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
21263 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
21264 * config/i386/i386.h: Add builtin definition for SSE4A.
21265 * config/i386/i386.md: Add support for ABM instructions
21266 (popcnt and lzcnt).
21267 * config/i386/sse.md: Add support for SSE4A instructions
21268 (movntss, movntsd, extrq, insertq).
21269 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
21270 Add -march=amdfam10 flag.
21271 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
21272 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
21274 * doc/extend.texi: Add documentation for SSE4A builtins.
21276 2007-02-05 Bob Wilson <bob.wilson@acm.org>
21278 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
21280 2007-02-05 Richard Guenther <rguenther@suse.de>
21282 * tree-vectorizer.h (vectorizable_function): Add argument type
21283 argument, change return type.
21284 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
21285 * tree-vect-transform.c (vectorizable_function): Handle extra
21286 argument, return vectorized function decl.
21287 (build_vectorized_function_call): Remove.
21288 (vectorizable_call): Handle calls with result and argument types
21289 differing. Handle loop vectorization factor correctly.
21290 * targhooks.c (default_builtin_vectorized_function): Adjust for
21292 * targhooks.h (default_builtin_vectorized_function): Likewise.
21293 * target.h (builtin_vectorized_function): Add argument type
21295 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
21296 extra argument, allow vectorizing of lrintf.
21297 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
21298 documentation of target hook.
21300 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
21303 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
21304 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
21305 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
21307 2007-02-05 Roger Sayle <roger@eyesopen.com>
21309 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
21310 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
21311 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
21312 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
21313 before canonicalizing sincos to cexpi.
21314 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
21316 2007-02-05 Roger Sayle <roger@eyesopen.com>
21318 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
21319 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
21320 (alpha_init_builtins): Use alpha_add_builtins to process tables.
21322 2007-02-05 Roger Sayle <roger@eyesopen.com>
21324 * mips-tfile.c (initialize_init_file): Correct endianness test.
21326 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
21328 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
21329 the 'y' constraint.
21331 2007-02-05 Richard Sandiford <richard@codesourcery.com>
21333 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
21334 saves in a PARALLEL before the register assignments.
21336 2007-02-05 Richard Sandiford <richard@codesourcery.com>
21338 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
21339 DWARF_FRAME_RETURN_COLUMN to be a general register.
21340 * dwarf2out.c (init_return_column_size): New function, split from...
21341 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
21342 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
21343 to be nongeneral registers.
21344 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
21346 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
21347 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
21349 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
21351 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
21353 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
21355 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
21356 (remove_path): Use can_remove_branch_p and remove_branch instead
21357 of loop_delete_branch_edge.
21358 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
21359 (tree_transform_and_unroll_loop): Remove dead branches immediately.
21360 Update profile using scale_dominated_blocks_in_loop.
21361 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
21362 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
21363 (can_remove_branch_p, remove_branch): Declare.
21364 * tree-cfg.c (tree_can_remove_branch_p): New function.
21365 (tree_cfg_hooks): Add tree_can_remove_branch_p.
21366 * cfgrtl.c (rtl_can_remove_branch_p): New function.
21367 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
21369 2007-02-05 Jan Hubicka <jh@suse.cz>
21371 PR middle-end/30696
21372 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
21373 nodes in cgraph, don't remove offline copy of the function.
21375 2007-02-04 Jan Hubicka <jh@suse.cz>
21377 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
21378 vectors might cause maybe_lookup_element_for_expr to be called
21379 on non-sra-candidate.
21381 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
21383 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
21384 config/bfin/bfin.md, config/bfin/predicates.md: Follow
21385 spelling conventions.
21387 2007-02-04 Richard Guenther <rguenther@suse.de>
21389 PR middle-end/30636
21390 * fold-const.c (try_move_mult_to_index): Make sure to not
21391 overflow one dimension of a multi-dimensional array access.
21393 2007-02-04 Jan Hubicka <jh@suse.cz>
21395 * passes.c (init_optimization_passes): Reindent.
21397 2007-02-04 Jan Hubicka <jh@suse.cz>
21398 Eric Botcazou <ebotcazou@adacore.com>
21400 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
21401 (execute_fixup_cfg): Break out the abnormal goto code.
21402 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
21403 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
21404 (optimize_inline_calls): Call make_nonlocal_label_edges.
21406 2007-02-04 Jan Hubicka <jh@suse.cz>
21408 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
21409 true when something was changed.
21410 (rename_ssa_copies): When something was changed, do
21411 TODO_remove_unused_locals.
21412 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
21413 add TODO_remove_unused_locals when instruction was removed.
21415 2007-02-04 Jan Hubicka <jh@suse.cz>
21417 * ipa-inline.c (try_inline): Improve debug output; work on already
21419 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
21420 call try_inline for already inlined edges too when flattening;
21421 inline also functions that make callee growth but overall unit size
21424 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
21426 * config/m32c/bitops.md, config/m32c/jump.md,
21427 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
21428 config/m32r/m32r.h, config/m32r/m32r.md,
21429 config/m32r/predicates.md, config/m68hc11/larith.asm,
21430 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
21431 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
21432 config/mips/mips-protos.h, config/mips/mips.c,
21433 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
21434 config/mn10300/mn10300.h, config/mn10300/predicates.md,
21435 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
21436 spelling conventions.
21438 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
21439 Follow spelling conventions.
21441 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
21443 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
21444 warn about C++0x compatibility.
21446 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
21448 * config/h8300/h8300.c, config/h8300/h8300.h,
21449 config/h8300/h8300.md: Follow spelling conventions.
21451 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
21453 PR middle-end/30667
21454 * combine.c (try_combine): Do not substitute source operand
21455 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
21457 2007-02-03 Jan Hubicka <jh@suse.cz>
21459 PR gcov-profile/30650
21460 * value-prof.c (stringop_block_profile): Fix handling of size counter;
21461 do not divide by zero for never executed counters.
21462 (tree_find_values_to_profile): Fix counters.
21463 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
21465 2007-02-03 Ian Lance Taylor <iant@google.com>
21467 * lower-subreg.c (simple_move_operand): New static function,
21468 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
21470 (simple_move): Call simple_move_operand.
21471 (find_decomposable_subregs): Add special handling of MEMs.
21472 (can_decompose_p): Rename from cannot_decompose_p. Reverse
21473 meaning of return value. If we see a hard register, test whether
21474 it can store a word_mode value. Change all callers.
21476 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21478 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
21479 ftrapv insns and expanders.
21480 (subdi3): Change define_expand operand 1 to arith11_operand, and
21481 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
21482 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
21483 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
21486 PR middle-end/30174
21487 * varasm.c (notice_global_symbol): Treat global objects as weak when
21488 flag_shlib is true.
21490 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21492 * emit-rtl.c (dconstpi): Delete.
21493 (dconstsqrt2): New.
21494 (init_emit_once): Delete dconstpi and init dconstsqrt2.
21495 * real.h (dconstpi): Delete.
21496 (dconstsqrt2): New.
21497 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
21498 (fold_builtin_hypot): Likewise.
21500 2007-02-03 Tom Tromey <tromey@redhat.com>
21503 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
21504 -gcoff3, -gxcoff3, -gvms3 implies -dD.
21506 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
21508 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
21509 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
21510 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
21511 config/rs6000/cell.md, config/rs6000/darwin.h,
21512 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
21513 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
21514 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
21515 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
21516 typos. Follow spelling conventions.
21517 * doc/invoke.texi: Follow spelling conventions.
21519 2007-02-03 Roger Sayle <roger@eyesopen.com>
21521 * simplify-rtx.c (simplify_relational_operation_1): Implement some
21522 canonicalization transformations that attempt to simplify integer
21523 constant comparisons to become comparisons against zero.
21525 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21527 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
21529 * fold-const.c (fold_binary): Fix comment typos. Fold complex
21530 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
21532 2007-02-02 Mike Stump <mrs@apple.com>
21534 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
21535 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
21536 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
21537 generate a branch island.
21539 2007-02-02 Bob Wilson <bob.wilson@acm.org>
21541 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
21542 (xtensa_legitimate_address_p): New.
21543 (xtensa_legitimize_address): New.
21544 (xtensa_output_addr_const_extra): New.
21545 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
21547 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
21548 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
21549 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
21550 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
21551 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
21552 (xtensa_legitimize_address): New.
21553 (xtensa_output_addr_const_extra): New.
21555 2007-02-02 Steve Ellcey <sje@cup.hp.com>
21557 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
21559 2007-02-02 Ian Lance Taylor <iant@google.com>
21561 * expmed.c (expand_divmod): Add comment.
21563 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
21565 * emit-rtl.c (renumber_insns): Remove.
21566 * flags.h: Remove the extern for flag_renumber_insns.
21567 * rtl.h: Remove the prototype for renumber_insns.
21568 * toplev.c (flag_renumber_insns): Remove.
21570 2007-02-02 Hui-May Chang <hm.chang@apple.com>
21572 Revert for x86 darwin:
21573 2005-06-19 Uros Bizjak <uros@kss-loka.si>
21575 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
21576 code before the following patch under TARGET_MACHO.
21577 (ix86_function_value_regno_p): Likewise.
21579 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21581 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
21584 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21587 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
21588 loads to general or fp registers. Add comments.
21589 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
21591 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
21593 * pointer-set.c (insert_aux): Only return insertion slot.
21594 (pointer_set_insert): Adjust.
21595 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
21596 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
21597 pointer_map_traverse): New.
21598 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
21599 pointer_map_create, pointer_map_destroy, pointer_map_insert,
21600 pointer_map_contains, pointer_map_traverse): Declare.
21602 2007-02-02 Jakub Jelinek <jakub@redhat.com>
21604 PR middle-end/30473
21605 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
21606 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
21608 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21610 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
21612 (struct _dep): New type.
21613 (dep_t): New typedef.
21614 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
21615 (DEP_STATUS): New access macro. The macro with the same name was
21616 renamed to DEP_LINK_STATUS.
21617 (dep_init): Declare function
21619 (struct _dep_link): New type.
21620 (dep_link_t): New typedef.
21621 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
21622 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
21623 (DEP_LINK_STATUS): New macro.
21624 (debug_dep_links): New debug function.
21626 (struct _deps_list): New type.
21627 (deps_list_t): New typedef.
21628 (DEPS_LIST_FIRST): New access macro.
21629 (FOR_EACH_DEP_LINK): New cycle macro.
21630 (create_deps_list, free_deps_list, delete_deps_list): Declare
21632 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
21633 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
21634 (copy_deps_list_change_con): Ditto.
21636 (move_dep_link): Declare function.
21638 (struct _dep_node): New type.
21639 (dep_node_t): New typedef.
21640 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
21642 (struct haifa_insn_data.back_deps): New field to hold backward
21643 dependencies of the insn.
21644 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
21646 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
21647 Change its type to deps_list_t.
21648 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
21649 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
21650 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
21652 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
21654 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
21656 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
21658 (dep_cost): Declare.
21660 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
21661 (ds_to_dk, dk_to_ds): New functions.
21663 (init_dep_1): New static function.
21664 (init_dep): New function.
21665 (copy_dep): New static function.
21667 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
21669 (detach_dep_link): New static function.
21670 (move_dep_link): New function.
21672 (dep_links_consistent_p, dump_dep_links): New static functions.
21673 (debug_dep_links): New debugging function.
21675 (deps_obstack, dl_obstack, dn_obstack): New static variables.
21677 (alloc_deps_list, init_deps_list): New static functions.
21678 (create_deps_list): New function.
21679 (clear_deps_list): New static function.
21680 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
21681 (deps_list_consistent_p, dump_deps_list): New static functions.
21682 (debug_deps_list): New function.
21683 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
21685 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
21687 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
21688 use new scheduler dependencies lists.
21689 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
21690 (sched_analyze): Ditto. Initialize dependencies lists.
21691 (add_forw_dep, compute_forward_dependences): Update to use new
21692 scheduler dependencies lists.
21694 (init_dependency_caches): Init deps_obstack.
21695 (free_dependency_caches): Free deps_obstack.
21697 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
21698 new scheduler dependencies lists.
21699 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
21700 (add_back_forw_dep, delete_back_forw_dep): Ditto.
21702 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
21703 Update to use new scheduler dependencies lists.
21704 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
21705 (debug_dependencies): Ditto.
21706 (schedule_region): Update comments.
21708 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
21709 scheduler dependencies lists.
21710 (schedule_ebb): Update comments.
21712 * rtl.def (DEPS_LIST): Remove.
21714 * lists.c (unused_deps_list): Remove.
21715 (free_list): Update assertions.
21717 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
21718 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
21720 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
21721 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
21723 * haifa-sched.c (comments): Update.
21724 (insn_cost1): Remove. Inline the code into insn_cost ().
21725 (insn_cost): Update to use new scheduler dependencies lists. Move
21726 processing of the dependency cost to dep_cost ().
21727 (dep_cost): New function. Use it instead of insn_cost () when
21728 evaluating cost of the dependency. Use compatible interface to
21729 interact with the target.
21730 (priority): Update to use new scheduler dependencies lists.
21731 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
21732 with greater number of insns that depend on the insn.
21733 (schedule_insn): Update to use new scheduler dependencies lists. Add
21734 code to free backward dependencies lists. Inline and optimize code
21735 from resolve_dep () - see PR28071.
21736 (ok_for_early_queue_removal): Update to use new scheduler dependencies
21737 lists. Update call to targetm.sched.is_costly_dependence hook.
21739 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
21740 scheduler dependencies lists.
21742 (resolve_dep): Remove. Move the logic to schedule_insn ().
21743 (init_h_i_d): Initialize dependencies lists.
21745 (process_insn_depend_be_in_spec): Rename to
21746 process_insn_forw_deps_be_in_spec. Update to use new scheduler
21747 dependencies lists.
21748 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
21749 Update to use new scheduler dependencies lists.
21750 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
21752 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
21753 new scheduler dependencies lists.
21754 (build_intra_loop_deps): Ditto.
21756 * target.h (struct _dep): Declare to use in
21757 gcc_target.sched.is_costly_dependence.
21758 (struct gcc_target.sched.adjust_cost): Fix typo.
21759 (struct gcc_target.sched.is_costly_dependence): Change signature to
21760 use single dep_t parameter instead of an equivalent triad.
21761 (struct gcc_target.sched.adjust_cost_2): Remove.
21763 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
21765 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
21767 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
21769 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
21771 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
21772 (REG_DEP_TRUE): Document.
21774 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
21775 Change signature to correspond to the targetm.sched.adjust_cost hook.
21776 Update use in TARGET_SCHED_ADJUST_COST_2.
21777 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
21778 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
21779 new scheduler dependencies lists.
21780 (ia64_gen_check): Ditto.
21782 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
21783 scheduler dependencies lists.
21785 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
21786 signature to correspond to the targetm.sched.is_costly_dependence hook.
21787 (is_costly_group): Update to use new scheduler dependencies lists.
21789 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
21790 instead of INSN_COST () macro.
21792 2007-02-01 Ian Lance Taylor <iant@google.com>
21794 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
21796 2007-02-01 Guy Martin <gmsoft@gentoo.org>
21798 * pa.md (tp_load): Correct mfctl instruction syntax.
21800 2007-02-01 Geoffrey Keating <geoffk@apple.com>
21802 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
21803 altivec_padding_size calculation on AIX. Improve comment, add
21804 assert to verify that it's right.
21806 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
21809 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
21811 PR inline-asm/28686
21812 * global.c (global_alloc): Add mising initialization of
21815 2007-02-01 Roger Sayle <roger@eyesopen.com>
21817 * alias.c (init_alias_analysis): Correct whitespace.
21818 * bb-reorder.c (fix_edges_for_rarely_executed_code,
21819 partition_hot_cold_basic_blocks): Likewise.
21820 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
21821 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
21822 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
21823 fold_builtin_snprintf_chk, fold_builtin_printf,
21824 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
21825 do_mpfr_arg3, do_mpfr_sincos): Likewise.
21826 * cfgcleanup.c (cleanup_cfg): Likewise.
21827 * cfgexpand.c (tree_expand_cfg): Likewise.
21828 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
21829 * function.c (get_next_funcdef_no): Likewise.
21830 * gengtype.c (main): Likewise.
21831 * genmodes.c (main): Likewise.
21832 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
21833 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
21834 * ifcvt.c (noce_emit_move_insn): Likewise.
21835 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
21837 * stor-layout.c (get_best_mode): Likewise.
21838 * tree-ssa-loop-niter.c (get_val_for): Likewise.
21839 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
21840 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
21841 perform_var_substitution, solve_graph): Likewise.
21842 * tree-vrp.c (vrp_finalize): Likewise.
21844 2007-02-01 Ian Lance Taylor <iant@google.com>
21846 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
21847 high part of a paradoxical subreg, return a constant zero.
21849 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
21851 * toplev.c (lang_dependent_init): Call init_set_costs.
21852 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
21854 2007-02-01 Richard Guenther <rguenther@suse.de>
21856 PR middle-end/30656
21857 * fold-const.c (fold_negate_expr): Allow negating a
21858 constant if overflow does not change.
21860 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21862 * doc/c-tree.texi (Expression trees): Improve markup.
21863 * doc/tm.texi (Register Classes, Addressing Modes)
21864 (Floating Point): Fix spacing after abbreviations. Fix some
21867 2007-02-01 Ben Elliston <bje@au.ibm.com>
21869 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
21870 * doc/contrib.texi: Likewise.
21871 * doc/install.texi: Likewise.
21873 2007-01-31 Richard Henderson <rth@redhat.com>
21874 Ian Lance Taylor <iant@google.com>
21876 * lower-subreg.c: New file.
21877 * rtl.def (CONCATN): Define.
21878 * passes.c (init_optimization_passes): Add pass_lower_subreg and
21879 pass_lower_subreg2.
21880 * emit-rtl.c (update_reg_offset): New static function, broken out
21881 of gen_rtx_REG_offset.
21882 (gen_rtx_REG_offset): Call update_reg_offset.
21883 (gen_reg_rtx_offset): New function.
21884 * regclass.c: Revert patch of 2006-03-05, restoring
21886 (clear_reg_info_regno): New function.
21887 * dwarf2out.c (concatn_loc_descriptor): New static function.
21888 (loc_descriptor): Handle CONCATN.
21889 * common.opt (fsplit_wide_types): New option.
21890 * opts.c (decode_options): Set flag_split_wide_types when
21892 * timevar.def (TV_LOWER_SUBREG): Define.
21893 * rtl.h (gen_reg_rtx_offset): Declare.
21894 (reg_scan_update): Declare.
21895 * regs.h (clear_reg_info_regno): Declare.
21896 * tree-pass.h (pass_lower_subreg): Declare.
21897 (pass_lower_subreg2): Declare.
21898 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
21899 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
21900 -fsplit-wide-types.
21901 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
21902 * Makefile.in (OBJS-common): Add lower-subreg.o.
21903 (lower-subreg.o): New target.
21905 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21907 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
21909 2007-01-31 Anatoly Sokolov <aesok@post.ru>
21912 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
21914 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21916 PR middle-end/29335
21917 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
21919 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
21921 * cfgloop.h: Include vec-prim.h.
21922 (enum li_flags): Remove LI_ONLY_OLD.
21923 (loop_iterator): Changed.
21924 (fel_next, fel_init): Iterate over loop tree.
21925 (FOR_EACH_LOOP_BREAK): New macro.
21926 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
21928 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
21929 * modulo-sched.c (sms_schedule): Ditto.
21930 * tree-vectorizer.c (vectorize_loops): Ditto.
21931 * doc/loop.texi: Update information on loop numbering and behavior of
21932 FOR_EACH_LOOP wrto new loops.
21933 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
21934 add_to_evolution_1): Test nestedness of loops instead of comparing
21936 * tree-chrec.c (chrec_fold_plus_poly_poly,
21937 chrec_fold_multiply_poly_poly, chrec_evaluate,
21938 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
21939 reset_evolution_in_loop): Ditto.
21940 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
21942 2007-01-31 Dirk Mueller <dmueller@suse.de>
21944 * c-common.c (warn_about_parentheses): Separate warning about
21945 un-parenthized sequence of comparison operators from the one
21946 which is supposed to warn about x <= y <= z.
21948 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
21950 * optabs.h (enum optab_index): Add new OTI_isinf.
21951 (isinf_optab): Define corresponding macro.
21952 * optabs.c (init_optabs): Initialize isinf_optab.
21953 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
21955 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
21956 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
21958 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
21959 expand_builtin_interclass_mathfn.
21960 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
21961 * config/i386/i386.md (UNSPEC_FXAM): New constant.
21962 (fxam<mode>2_i387): New insn pattern.
21963 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
21964 built-in functions as x87 inline asm.
21966 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21968 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
21970 2007-01-30 Eric Christopher <echristo@apple.com>
21972 * config.gcc: Add geode.
21974 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21976 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
21977 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
21978 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
21979 value-prof.c: Fix comment typos.
21981 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21984 * doc/invoke.texi (Wpointer-arith): Document warning.
21986 2007-01-30 Janis Johnson <janis187@us.ibm.com>
21988 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
21989 the list of discrepancies from the draft TR.
21991 2007-01-30 Dirk Mueller <dmueller@suse.de>
21994 * doc/invoke.texi (-Wreturn-type): Update description to
21995 match new behavior.
21997 2007-01-30 Richard Sandiford <richard@codesourcery.com>
21999 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
22001 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
22003 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
22004 to handle optabs that operate on floating point input argument and
22005 output to integer output.
22006 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
22007 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
22008 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
22009 expand_builtin_interclass_mathfn ().
22010 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
22011 (ilogbsi2): Remove.
22012 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
22013 ilogbl built-in functions as x87 intrinsics.
22015 2007-01-30 Richard Guenther <rguenther@suse.de>
22017 PR middle-end/27657
22018 * dwarf2out.c (reference_to_unused): Query varpool if the
22019 variable was output.
22021 2007-01-30 Richard Guenther <rguenther@suse.de>
22023 PR middle-end/30313
22024 * passes.c (execute_one_pass): Reset in_gimple_form to not
22025 confuse non-unit-at-a-time mode.
22027 2007-01-29 Roger Sayle <roger@eyesopen.com>
22028 Richard Guenther <rguenther@suse.de>
22030 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
22031 avoid undefined behaviour on overflow. Use force_fit_type_double
22032 to construct the constant with the specified TREE_OVERFLOW.
22034 2007-01-29 Janis Johnson <janis187@us.ibm.com>
22036 * config/dfp-bit.c: Add parameterized support for fp exceptions.
22037 * config/dfp-bit.h: Ditto.
22039 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22041 * c-decl.c (pop_scope): Replace warnings with call to
22042 warn_for_unused_label.
22043 * c-common.h (warn_for_unused_label): Declare.
22044 * c-common.c (warn_for_unused_label): Define.
22046 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22048 * tree-optimize.c (update_inlined_to_pointers): Delete unused
22051 2007-01-29 Janis Johnson <janis187@us.ibm.com>
22053 * Makefile.in (USER_H): Remove decfloat.h.
22054 * ginclude/decfloat.h: Delete, moving contents to ...
22055 * ginclude/float.h: Add support for decimal floating point,
22056 guarded by __STDC_WANT_DEC_FP__.
22058 2007-01-29 Mike Stump <mrs@apple.com>
22060 * doc/gccint.texi (Top): Rename Loop Representation to Loop
22061 Analysis and Representation to resolve case insensitive conflict.
22062 * doc/loop.texi (Loop Analysis and Representation): Likewise.
22064 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
22066 * tree.h (struct tree_memory_tag): Add aliases member.
22067 (MTAG_ALIASES): New macro.
22068 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
22069 (add_may_alias): Remove pointer-set. Update for may_aliases being
22071 (mark_aliases_call_clobbered): Update for may_aliases being a
22073 (compute_tag_properties): Ditto.
22074 (create_partition_for): Ditto.
22075 (compute_memory_partitions): Ditto.
22076 (dump_may_aliases_for): Ditto.
22077 (is_aliased_with): Ditto.
22078 (add_may_alias_for_new_tag): Ditto.
22079 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
22080 (compute_is_aliased): New function.
22081 (compute_may_aliases): Call compute_is_aliased).
22082 (init_alias_info): Initialize alias_bitmap_obstack.
22083 (union_alias_set_into): New function.
22084 (compute_flow_sensitive_aliasing): Use union_aliases_into.
22085 (have_common_aliases_p): Rewrite to take two bitmaps and use
22087 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
22088 Update for bitmaps.
22089 (finalize_ref_all_pointers): Update for add_may_alias changes.
22090 (new_type_alias): Ditto.
22091 * tree-flow-inline.h (may_aliases): Return a bitmap.
22092 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
22093 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
22094 may_aliases being a bitmap.
22095 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
22096 may_aliases now returns a bitmap.
22097 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
22099 * tree-ssa-operands.c (add_virtual_operand): Update for
22100 may_aliases being a bitmap.
22102 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
22104 PR tree-optimization/30630
22105 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
22106 variable as changed.
22108 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
22111 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
22112 expanded only once even if an error occurs.
22114 2007-01-29 Ben Elliston <bje@au.ibm.com>
22116 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
22117 (__gcov_average_profiler): Likewise.
22118 (__gcov_ior_profiler): Likewise.
22119 (__gcov_merge_ior): Likewise.
22121 2007-01-28 Jan Hubicka <jh@suse.cz>
22123 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
22124 * value-prof.c (stringop_block_profile): Likewise.
22126 2007-01-28 Jan Hubicka <jh@suse.cz>
22128 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
22129 Add variant handling histograms; add wrapper.
22130 (clear_storage_via_libcall): Export.
22131 (emit_block_move_hints): Break out from ...; add histograms.
22132 (emit_block_move): ... this one.
22133 (clear_storage_hints): Break out from ...; add histograms.
22134 (clear_storage): ... this one.
22135 (set_storage_via_memset): Handle histogram.
22136 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
22137 (clear_storage_hints, clear_storage_via_libcall): Declare.
22138 (set_storage_via_setmem): Update prototype.
22139 * doc/md.texi (movmem, setmem): Document new arguments.
22141 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
22142 Add new histograms.
22143 (stringop_block_profile): New global function.
22144 (tree_stringops_values_to_profile): Profile block size and alignment.
22145 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
22147 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
22148 (stringop_block_profile): Declare.
22149 * builtins.c: Include value-prof.h.
22150 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
22151 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
22152 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
22153 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
22154 * profile.c (instrument_values): Add new counters.
22155 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
22157 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
22158 (tree_init_edge_profiler): Build new profilers.
22159 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
22160 (pass_tree_profile): Add dump.
22161 (tree_profile_hooks): Update.
22162 * Makefile.in (LIBGCOV): Add new constants.
22163 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
22164 __gcov_ior_profiler): New.
22165 * i386.md (movmem/setmem expanders): Add new optional arguments.
22167 2007-01-28 David Edelsohn <edelsohn@gnu.org>
22169 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
22171 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
22173 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
22174 (tree_unswitch_single_loop): Pass eni_size_weights to
22175 tree_num_loop_insns.
22176 * tree-ssa-loop-manip.c: Include tree-inline.h.
22177 (can_unroll_loop_p): Pass eni_size_weights to
22178 tree_num_loop_insns.
22179 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
22180 Pass eni_size_weights to estimate_num_insns.
22181 * tree.h (init_inline_once): Export.
22182 * toplev.c (backend_init): Call init_inline_once.
22183 * cgraphunit.c (cgraph_process_new_functions,
22184 cgraph_analyze_function): Pass eni_inlining_weights to
22185 estimate_num_insns.
22186 * ipa-inline.c (compute_inline_parameters): Ditto.
22187 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
22188 to estimate_num_insns.
22189 (try_unroll_loop_completely): Pass eni_size_weights to
22190 tree_num_loop_insns.
22191 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
22192 ot estimate_num_insns.
22193 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
22194 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
22195 * tree-inline.c (eni_inlining_weights, eni_size_weights,
22196 eni_time_weights): New variables.
22197 (init_inline_once): Initialize them.
22198 (struct eni_data): Mew.
22199 (estimate_num_insns_1, estimate_num_insns): Use weights.
22200 * tree-inline.h (struct eni_weights_d): New.
22201 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
22202 (estimate_num_insns): Declaration changed.
22203 * cfgloop.h (tree_num_loop_insns): Declaration changed.
22204 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
22205 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
22207 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
22209 * tree-data-ref.c (conflict_fn): Assert that the number of affine
22210 relations in the conflict function is valid.
22212 2007-01-27 Ian Lance Taylor <iant@google.com>
22214 * common.opt: Add fstrict-overflow.
22215 * opts.c (decode_options): Set flag_strict_overflow if -O2.
22216 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
22217 (TYPE_OVERFLOW_UNDEFINED): Define.
22218 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
22220 * tree.h (TYPE_TRAP_SIGNED): Don't define.
22221 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
22222 (fold_negate_expr): Likewise.
22223 (make_range): Likewise.
22224 (extract_muldiv_1): Likewise.
22225 (maybe_canonicalize_comparison): Likewise.
22226 (fold_comparison): Likewise.
22227 (fold_binary): Likewise.
22228 (tree_expr_nonnegative_p): Likewise.
22229 (tree_expr_nonzero_p): Likewise.
22230 * tree-vrp.c (compare_values): Likewise.
22231 (extract_range_from_binary_expr): Likewise.
22232 (extract_range_from_unary_expr): Likewise.
22233 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
22235 (nowrap_type_p): Likewise.
22236 * tree-scalar-evolution.c (simple_iv): Likewise.
22237 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
22238 (build_range_check): Likewise.
22239 (extract_muldiv_1): Likewise.
22240 (fold_comparison): Likewise.
22241 * tree-vrp.c (vrp_int_const_binop): Likewise.
22242 (extract_range_from_unary_expr): Likewise.
22243 * convert.c (convert_to_integer): Likewise.
22244 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
22245 (fold_comparison): Likewise.
22246 (fold_binary): Likewise.
22247 * optabs.c (optab_for_tree_code): Likewise.
22248 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
22249 * simplify-rtx.c (simplify_const_relational_operation): Check
22250 flag_strict_overflow and flag_trapv.
22251 (simplify_const_relational_operation): Likewise.
22252 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
22253 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
22256 2007-01-27 Roger Sayle <roger@eyesopen.com>
22258 * tree.c (tree_fold_gcd): Delete.
22259 * tree.h (tree_fold_gcd): Remove prototype.
22260 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
22261 test whether one constant integer is a multiple of another. Instead
22262 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
22263 * fold-const.c (multiple_of_p): We've determined both TOP and
22264 BOTTOM are integer constants so we can call int_const_binop directly
22265 instead of the more generic const_binop.
22267 2007-01-27 Roger Sayle <roger@eyesopen.com>
22269 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
22270 1*X check that the constant hasn't overflowed, to preserve the
22272 (round_up): Provide an efficient implementation when rouding-up an
22273 INTEGER_CST to a power-of-two.
22275 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22277 * doc/sourcebuild.texi: Add comma for clarity.
22278 * doc/extend.texi: Fix some typos.
22279 * doc/passes.texi: Likewise.
22280 * doc/cppinternals.texi: Likewise.
22281 * doc/c-tree.texi: Likewise.
22282 * doc/tree-ssa.texi: Likewise.
22283 * doc/install.texi: Likewise.
22285 2007-01-27 Jan Hubicka <jh@suse.cz>
22287 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
22288 (pass_sra): Do not require alias information.
22289 * passes.c (init_optimization_passes): Add SRA
22291 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
22293 * tracer.c (rest_of_handle_tracer): We already cleaned
22294 up the CFG in tracer() so don't do it here again.
22295 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
22296 cleanup_cfg here, either. And don't call renumber_insns.
22298 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
22299 and BB_HEAD are in the insn stream here. Instead make sure
22300 that BB_INSN is valid on all insns. Also, do check here that
22301 there are no pending branch predictions...
22302 (rtl_verify_flow_info): ...instead of doing it here. Checks
22303 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
22306 2007-01-26 Roger Sayle <roger@eyesopen.com>
22308 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
22309 function to simplify/factorize operand order canonicalization.
22310 (ix86_fixup_binary_operands): Reorganize using the above function.
22311 (ix86_binary_operator_ok): Likewise.
22313 2007-01-27 Jakub Jelinek <jakub@redhat.com>
22315 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
22316 file scope from optimize_attrs.
22317 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
22319 (optimize_attrs): Clear insn_code_values after freeing it.
22321 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
22323 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
22324 a parts.base assignment.
22326 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
22328 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
22329 (compute_subscript_distance, initialize_data_dependence_relation,
22330 finalize_ddr_dependent, analyze_ziv_subscript,
22331 analyze_siv_subscript_cst_affine,
22332 compute_overlap_steps_for_affine_univar,
22333 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
22334 analyze_siv_subscript, analyze_miv_subscript,
22335 analyze_overlapping_iterations, subscript_dependence_tester_1,
22336 compute_self_dependence, free_dependence_relation): Work
22337 with affine_fn instead of chrecs.
22338 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
22339 common_affine_function, affine_function_base,
22340 affine_function_constant_p, affine_fn_op, affine_fn_plus,
22341 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
22342 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
22343 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
22344 (all_chrecs_equal_p): Removed.
22345 * tree-data-ref.h (affine_fn, conflict_function): New types.
22346 (struct subscript): Change type of conflicting_iterations_in_a
22347 and conflicting_iterations_in_b.
22349 2007-01-26 Steve Ellcey <sje@cup.hp.com>
22352 * config/pa/pa.h (TARGET_HPUX_11): New.
22353 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
22354 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
22356 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
22357 Richard Guenther <rguenther@suse.de>
22359 * tree-ssa-structalias.c (solve_graph): Handle case
22360 we merged the variable to another.
22362 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22364 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
22367 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
22368 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
22370 2007-01-25 DJ Delorie <dj@redhat.com>
22372 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
22373 allow changes to modes which don't fit in those registers.
22375 * reload1.c (choose_reload_regs): Check for invalid subregs before
22376 computing their locations, not after.
22378 2007-01-25 Geoffrey Keating <geoffk@apple.com>
22381 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
22382 save Altivec registers in an eh_return function.
22383 (compute_vrsave_mask): Likewise.
22384 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
22385 for saving Altivec registers.
22386 (rs6000_emit_prologue): Don't allocate stack twice in
22387 eh_return function. Correct expected value of altivec_save_offset
22388 when using save_world. Describe save of R0 to stack when using
22389 save_world. Describe stack pointer adjustment when using
22390 save_world. Remove duplicated eh_return parameter register saving.
22391 Update sp_offset variable after save_world.
22392 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
22394 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
22395 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
22398 2007-01-25 Steve Ellcey <sje@cup.hp.com>
22400 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
22402 2007-01-25 Steve Ellcey <sje@cup.hp.com>
22405 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
22406 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
22408 2007-01-25 Richard Guenther <rguenther@suse.de>
22410 * doc/invoke.texi (-Wcoverage-mismatch): Document.
22411 * common.opt (-Wcoverage-mismatch): New warning option.
22412 * coverage.c (get_coverage_counts): Ignore coverage mismatch
22413 if -Wcoverage-mismatch is given.
22415 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
22417 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
22418 (ipcp_driver): Change to static definition.
22419 Add dumping of the ifunctions.
22420 (constant_val_insert): Remove unused parameter. Support for SSA.
22421 (ipcp_propagate_const): Support for SSA.
22422 (ipcp_profile_bb_print): Print only analyzed nodes.
22423 (ipcp_replace_map_create): Remove support for Fortran constant
22425 * ipa-prop.c (ipa_method_modify_stmt,
22426 ipa_callsite_compute_param): Support for SSA.
22427 * ipa-prop.h (ipcp_driver): Remove declaration.
22428 (IS_VALID_TREE_MAP_INDEX): Add define.
22430 2007-01-24 Geoffrey Keating <geoffk@apple.com>
22432 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
22434 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22436 PR middle-end/30447
22437 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
22438 constant argument to cabs and do it without checking for
22439 -funsafe-math-optimizations.
22441 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
22443 * c-common.h (RID_FIRST_CXX0X): New.
22444 (RID_LAST_CXX0X): New.
22445 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
22447 * c.opt (Wc++0x-compat): New.
22448 * doc/invoke.texi (-Wc++0x-compat): Document.
22450 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22452 * builtins.c (fold_builtin_carg): New.
22453 (fold_builtin_1): Use it.
22455 2007-01-24 Jan Hubicka <jh@suse.cz>
22457 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
22459 * ipa-inline.c (initial_insns, max_insns): Delete.
22460 (compute_max_insns): New function.
22461 (cgraph_decide_inlining_of_small_function): Use it; take minimal
22462 amount of insns as base for code growth.
22463 (cgraph_decide_inlining): Make initial_insns local; do not compute
22465 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
22466 * doc/invoke.texi (inline-unit-growth): Update docs.
22468 2007-01-24 Jakub Jelinek <jakub@redhat.com>
22470 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
22471 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
22472 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
22473 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
22474 for CPUs that have PTA_CX16 set.
22476 PR middle-end/27416
22477 * gimplify.c (omp_check_private): New function.
22478 (gimplify_scan_omp_clauses): Use it for
22479 firstprivate/lastprivate/reduction.
22481 PR middle-end/30494
22482 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
22483 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
22485 PR middle-end/30421
22486 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
22487 If lower_lastprivate_clauses emits some statements, append them
22488 to dlist rather than body_p and to body_p append an initializer.
22489 (lower_omp_for): Adjust caller.
22491 2007-01-24 Steve Ellcey <sje@cup.hp.com>
22493 * target.h (globalize_decl_name): New.
22494 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
22495 * output.h (default_globalize_decl_name): New.
22496 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
22498 (globalize_decl): Ditto.
22499 (default_globalize_decl_name): New.
22500 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
22501 (ia64_handle_version_id_attribute): New.
22502 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
22503 (ia64_asm_output_external): Use globalize_decl_name instead
22504 of globalize_label.
22505 * doc/extend.texi (version_id): New pragma.
22506 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
22508 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22510 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
22511 _uleb128_t and _Unwind_SWord with _sleb128_t.
22512 * unwind-dw2.c (extract_cie_info, execute_stack_op,
22513 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
22515 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
22516 * unwind-pe.h (read_uleb128, read_sleb128,
22517 read_encoded_value_with_base): Likewise.
22518 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
22520 2007-01-24 Richard Guenther <rguenther@suse.de>
22522 * builtins.c (expand_builtin_cexpi): Get the fndecl
22523 for cexp in the correct way.
22525 2007-01-24 Jan Hubicka <jh@suse.cz>
22527 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
22530 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22532 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
22533 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
22534 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
22535 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
22536 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
22537 __SIZEOF_PTRDIFF_T__.
22538 * doc/cpp.texi: Documentation for the new builtin macros added.
22540 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
22542 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
22543 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
22544 instead of operands[2] to avoid access past the end of array.
22546 2007-01-24 Richard Sandiford <richard@codesourcery.com>
22548 * reload1.c (emit_reload_insns): Pass the reload register
22549 for a non-spill output reload through forget_old_reloads_1.
22551 2007-01-23 Joseph Myers <joseph@codesourcery.com>
22553 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22554 _SOFT_DOUBLE if doubles use software floating-point.
22555 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
22556 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
22557 * config/rs6000/darwin-ldouble.c: Also compile functions for
22558 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
22559 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
22560 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
22561 commented-out long double override.
22562 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
22563 * config/rs6000/eabispe.h: Likewise.
22564 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
22565 long double for non-SPE.
22566 (rs6000_handle_option): Likewise.
22567 (invalid_e500_subreg): Disallow more subregs involding DImode,
22568 DFmode, TImode or TFmode.
22569 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
22571 (legitimate_lo_sum_address_p): Also check for TFmode for E500
22573 (rs6000_legitimize_address): Also handle TFmode for E500 double.
22574 (rs6000_legitimize_reload_address): Also handle TFmode for E500
22576 (rs6000_legitimate_address): Also check for TFmode for E500
22578 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
22579 (spe_build_register_parallel): Handle TFmode and TCmode.
22580 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
22582 (function_arg): Handle TFmode and TCmode for E500 double.
22583 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
22585 (print_operand): Handle TFmode and TImode for %y.
22586 (rs6000_generate_compare): Handle TFmode comparisons for E500
22588 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
22589 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
22590 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
22591 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
22592 TFmode for E500 double.
22593 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
22594 (floatsidf2): Enable for E500 double.
22595 (movtf_softfloat): Use rs6000_nonimmediate_operand.
22596 (extenddftf2): Change to extenddftf2_fprs.
22597 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
22598 depending on TARGET_E500_DOUBLE.
22599 (extendsftf2): Enable for E500 double.
22600 (trunctfdf2): Enable for E500 double.
22601 (trunctfsf2): Change to trunctfsf2_fprs.
22602 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
22603 depending on TARGET_E500_DOUBLE.
22604 (floatsitf2): Enable for E500 double.
22605 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
22606 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
22607 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
22608 (negtf2): Change to negtf2_internal.
22609 (negtf2): New expander.
22610 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
22611 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
22612 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
22613 (movdi_internal32): Use rs6000_nonimmediate_operand.
22614 (unnamed splitter): Likewise.
22615 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
22616 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
22617 (SPE64TF, DITI): New mode macros.
22618 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
22621 (frob_<mode>_di_2): New.
22622 (frob_tf_di_8_2): New.
22623 (frob_di_df): Change to frob_di_<mode>; allow more modes.
22625 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
22627 (frob_ti_<mode>_8_2): New.
22628 (frob_ti_tf_2): New.
22629 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
22630 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
22632 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
22633 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
22634 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
22635 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
22636 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
22637 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
22640 2007-01-23 Ian Lance Taylor <iant@google.com>
22642 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
22644 (OBJS-archive): Reformat, alphabetize.
22645 (OBJS): Change out_object_file to OBJS-md.
22647 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
22649 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
22650 JUMP_P and CALL_P predicates where applicable.
22651 * config/i386/i386.c: Ditto.
22652 * config/i386/i386.md: Ditto.
22653 * config/i386/mmx.md: Ditto.
22654 * config/i386/predicates.md: Ditto.
22656 2007-01-22 Andreas Schwab <schwab@suse.de>
22658 * config/m68k/m68k.h: Fix comment.
22660 2007-01-22 Jan Hubicka <jh@suse.cz>
22662 * passes.c (init_optimization_passes): Do not rerun
22663 pass_early_warn_uninitialized.
22665 2007-01-22 Richard Guenther <rguenther@suse.de>
22667 PR tree-optimization/30038
22668 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
22670 (execute_cse_sincos_1): Likewise.
22671 (execute_cse_sincos): Likewise.
22672 (gate_cse_sincos): Likewise.
22673 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
22674 the cexpi() canonicalization of sincos().
22675 * tree-pass.h (pass_cse_sincos): Declare.
22676 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
22678 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
22680 PR rtl-optimization/29329
22681 * combine.c (replaced_rhs_insn): Rename to i2mod.
22682 (replaced_rhs_value): Rename to i2mod_new_rhs.
22683 (i2mod_old_rhs): New global variable.
22684 (combine_instructions): Adjust for above change. Save a copy of
22685 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
22686 note are substituted in the second instruction.
22687 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
22688 ditch the note if it pertains to the second eliminated register
22689 and this register is mentioned in i2mod_old_rhs.
22692 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
22694 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
22695 the insn to which the note was originally attached.
22697 2007-01-21 Jan Hubicka <jh@suse.cz>
22699 * ipa-inline.c (inlining_mode): Comment, move up.
22700 (cgraph_decide_inlining_incrementally): Do not perform inlining
22701 itself; fix handling of flattening of self recursive functions.
22702 (cgraph_find_cycles): Remove.
22703 (cgraph_flatten_node): Remove.
22704 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
22705 (try_inline): New function.
22706 (cgraph_early_inlining): Update call of
22707 cgraph_decide_inlining_incrementally. Apply inlining here.
22708 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
22710 2007-01-21 Dirk Mueller <dmueller@suse.de>
22713 * tree-vrp.c (check_array_bounds): do not warn
22714 about ADDR_EXPR's of ARRAY_REF's which are immediately
22715 used in binary expressions.
22717 2007-01-21 Ira Rosen <irar@il.ibm.com>
22719 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
22720 read_write_dep and macros for its access.
22721 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
22722 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
22723 argument, call vect_check_interleaving for every independent pair of
22724 data-refs. Mark loads that access the same memory location as a store
22726 (vect_check_dependences): Remove.
22727 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
22728 call, fix the call to vect_analyze_data_ref_dependence.
22729 (vect_analyze_data_ref_access): For statements that access the same
22730 data-ref, check that they are not stores; for loads, check that there
22731 is no store that access the same location.
22733 2007-01-20 Roger Sayle <roger@eyesopen.com>
22734 Joseph Myers <joseph@codesourcery.com>
22736 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
22737 (-fdump-rtl-stack): Likewise.
22738 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
22739 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
22740 (-mpt-fixed): Use @minus{} for minus sign.
22741 (Using Precompiled Headers): Fix under/overfull hbox.
22743 2007-01-20 Jan Hubicka <jh@suse.cz>
22745 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
22746 place within annotation.
22748 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22750 * pa.c (output_move_double): Change array size of xoperands to 4.
22752 2007-01-20 Jan Hubicka <jh@suse.cz>
22754 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
22757 2007-01-19 Ian Lance Taylor <iant@google.com>
22759 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
22760 constant to unsigned HOST_WIDE_INT before negating.
22762 2007-01-19 Ian Lance Taylor <iant@google.com>
22764 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
22766 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
22767 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
22768 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
22769 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
22770 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
22771 (realloc_vdef, realloc_vuse): Change second parameter to
22773 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
22774 fields to unsigned.
22775 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
22776 unsigned. Change x and lim locals to unsigned.
22777 (realloc_vdef, realloc_vuse): Change num_elem parameter to
22779 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
22780 (copy_virtual_operands): Change i and n locals to unsigned.
22782 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22784 PR middle-end/29335
22785 * builtins.c (fold_builtin_1): Handle builtin fdim.
22787 2007-01-20 Jan Hubicka <jh@suse.cz>
22789 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
22790 * tree-ssa-structalias.c (compute_points_to_sets): Do call
22791 init_alias_heapvars.
22792 (init_alias_heapvars): Initialize only when not already initialized.
22793 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
22795 2007-01-19 Roger Sayle <roger@eyesopen.com>
22797 * common.opt (fsigned-zeros): New command line option.
22798 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
22799 of flag_unsafe_math_optimizations.
22800 * opts.c (set_fast_math_flags): The -ffast-math command line option
22801 implies -fno-signed-zeros.
22802 (fast_math_flags_set_p): Likewise.
22804 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
22805 the documentation of -ffast-math appropriately. Wrap long lines.
22807 2007-01-19 Steve Ellcey <sje@cup.hp.com>
22809 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
22810 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
22812 2007-01-19 Tomas Bily <tbily@suse.cz>
22814 * cgraphunit.c (cgraph_finalize_function): Updating of pid
22816 (tree_init_ic_make_global_vars): New function
22817 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
22818 (tree_gen_ic_profiler): New function
22819 (tree_gen_ic_func_profiler): New function
22820 (tree_profiling): Added calling of tree_gen_ic_func_profiler
22821 (tree_profile_hooks): Added hook for indirec/virtual calls
22822 * value-prof.c (tree_find_values_to_profile): New case for
22824 (tree_values_to_profile): Call for determining indirect/virtual
22826 (tree_indirect_call_to_profile): New function
22827 (tree_ic_transform): New function
22828 (tree_ic): New function
22829 (find_func_by_pid): New function
22830 (init_pid_map): New function
22831 (tree_value_profile_transformations): Added check for
22832 indirect/virtual call transformation
22833 * value-prof.h (enum hist_type): New counter type for
22834 indirect/virtual calls
22835 (profile_hooks): Added new hook for profiling indirect/virtual
22837 * profile.c (instrument_values): New case for indirect/virtual
22839 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
22840 (GCOV_COUNTER_V_INDIR): New counter type
22841 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
22842 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
22844 * cgraph.c: Definition of cgraph_max_pid
22845 (cgraph_create_node): Default init of pid attribute
22846 * cgraph.h: Declaration of cgraph_max_pid
22847 (struct cgraph_node): Added pid attribute
22848 * libgcov.c (__gcov_indirect_call_profiler): New function
22849 (__gcov_one_value_profiler_body): New function
22850 (__gcov_one_value_profiler): Body was moved to
22851 __gcov_one_value_profiler_body and calls it
22853 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
22855 * doc/gty.texi (Options): Document the mark_hook option to GTY.
22856 * gengtype.c (write_types_data, write_func_for_structure,
22857 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
22858 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
22859 (walk_type, write_func_for_structure): Generate the mark_hook if
22862 2007-01-19 Jan Hubicka <jh@suse.cz>
22864 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
22865 'early' argument take inlining mode argument specifying whether to
22866 inline for size/speeed or all functions; add support for flattening;
22868 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
22870 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22873 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
22874 the name of the declared identifier.
22876 2007-01-19 Dirk Mueller <dmueller@suse.de>
22878 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
22879 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
22880 duplicate evaluation.
22882 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22884 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
22885 Macroize expander using X87MODEF12 mode macro. Extend operand 1
22886 to XFMode, use acosxf2 and truncate result to requested mode.
22887 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22888 (asin<mode>2): Similarly, with asin expanders.
22889 (*fscalexf4_i387): Rename from *fscalexf4.
22890 (expNcorexf3): New expander.
22891 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
22892 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
22893 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
22894 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
22895 patterns for SSE math.
22896 (exp10<mode>2): Similarly, with exp10 expanders.
22897 (exp2<mode>2): Similarly, with exp2 expanders.
22898 (expm1<mode>2): Similarly, with expm1 expanders.
22899 (ldexp<mode>3): Similarly, with ldexp expanders.
22900 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
22901 Use gen_truncxf<mode>2_i387_noop to truncate result.
22903 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22905 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
22906 for ColdFire targets.
22908 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
22909 Richard Sandiford <richard@codesourcery.com>
22911 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
22912 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
22913 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
22914 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
22915 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22916 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22918 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22920 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
22921 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
22922 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
22923 (*adddi_dilshr32_cf): New pattern.
22924 (adddi3, subdi3): Remove first alternatives.
22926 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22928 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
22929 implemented using move.l, do not use its cc result for floating-point
22932 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22934 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
22935 from accepting 's' constraints if flag_pic.
22937 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22939 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
22940 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
22941 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
22942 condition from TARGET_68881 to TARGET_HARD_FLOAT.
22944 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
22946 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
22947 ColdFire alternatives.
22948 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
22949 * config/m68k/m68k.md (clzsi2): Define for ColdFire
22950 architectures that support ff1 instruction.
22952 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22953 Julian Brown <julian@codesourcery.com>
22955 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
22956 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
22957 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
22960 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22962 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
22964 (output_move_const_into_data_reg, output_move_simode_const): Delete.
22965 * config/m68k/m68k.c (const_method, const_int_cost): Take a
22966 HOST_WIDE_INT instead of an rtx.
22967 (m68k_rtx_costs): Update call accordingly.
22968 (output_move_const_into_data_reg): Likewise. Fix formatting.
22969 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
22971 (output_move_simode_const): Update calls after above changes.
22972 Rework to use automatic variables and predicates like MEM_P.
22973 * config/m68k/m68k.md (pushexthisi_const): Update call to
22976 2007-01-19 Dirk Mueller <dmueller@suse.de>
22978 * tree-ssa-alias.c (perform_var_substitution): Fix typo
22979 in dump_flags test.
22981 2007-01-19 Richard Guenther <rguenther@suse.de>
22983 * builtins.c (expand_builtin_cexpi): Fall back to expanding
22984 via cexp in case sincos is not available.
22986 2007-01-19 Richard Guenther <rguenther@suse.de>
22988 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
22989 * defaults.h (TARGET_HAS_SINCOS): Default to off.
22990 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
22991 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
22992 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
22993 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
22994 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
22995 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
22997 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22999 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
23001 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
23002 (atan2xf3): Directly generate RTL pattern.
23003 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
23004 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
23005 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
23006 disable patterns for SSE math.
23007 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
23008 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
23009 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
23010 disable patterns for SSE math.
23012 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
23014 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
23016 2007-01-18 Roger Sayle <roger@eyesopen.com>
23018 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
23019 VIEW_CONVERT_EXPR to the same type as it's operand.
23021 2007-01-18 David Edelsohn <edelsohn@gnu.org>
23023 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
23024 configured for long double 128.
23026 2007-01-18 Mike Stump <mrs@apple.com>
23028 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
23031 2007-01-18 Michael Meissner <michael.meissner@amd.com>
23033 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
23036 2007-01-18 Jan Hubicka <jh@suse.cz>
23038 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
23039 greater than NUM_VOP_FREE_BUCKETS.
23041 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
23043 * tree-ssa-structalias.c: Update comments.
23044 (ptabitmap_obstack): Removed.
23045 (pta_obstack): New.
23046 (oldpta_obstack): Ditto.
23047 (stats): Add a few members.
23048 (struct variable_info): Remove node, complex, address_taken, and
23049 indirect_target members. Add oldsolution member.
23050 (new_var_info): Do not initialize removed members.
23051 (constraint_expr_type): Remove INCLUDES.
23052 (constraint_graph): Add size, implicit_preds, rep,
23053 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
23054 (FIRST_REF_NODE): New macro.
23055 (LAST_REF_NODE): Ditto.
23056 (FIRST_ADDR_NODE): Ditto.
23057 (find): New function.
23059 (dump_constraint): Do not handle INCLUDES.
23060 (insert_into_complex): Do not insert duplicate constraints.
23061 (condense_varmap_nodes): Renamed and rewritten into ...
23062 (merge_node_constraints): This. Also fix bug in handling of
23063 offseted copy constraints.
23064 (clear_edges_for_node): No longer need to deal with preds at all,
23065 or removing associated preds/succs.
23066 (merge_graph_nodes): Deal with indirect_cycles.
23067 Don't deal with predecessors.
23068 (add_implicit_graph_edge): New function.
23069 (add_pred_graph_edge): Ditto.
23070 (add_graph_edge): Don't deal with predecessors.
23071 (build_constraint_graph): Removed.
23072 (build_pred_graph): New function.
23073 (build_succ_graph): Ditto.
23074 (struct scc_info): Removed in_component. Added roots, dfs, and
23075 node_mapping. Remove visited_index, unification_queue.
23076 (scc_visit): Deal with union-find we do now.
23077 Deal with cycles with REF nodes.
23078 (collapse_nodes): Renamed and rewritten to ...
23079 (unify_nodes): This.
23080 (process_unification_queue): Removed.
23081 (topo_visit): Cleanup
23082 (do_da_constraint): Use find.
23083 (do_sd_constraint): Ditto.
23084 (do_ds_constraint): Ditto.
23085 (do_complex_constraint): Ditto.
23086 (init_scc_info): Update for removed and added members.
23087 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
23088 (find_indirect_cycles): This.
23089 (equivalence_class): New variable.
23090 (label_visit): New function.
23091 (perform_variable_substitution): Rewritten.
23092 (free_var_substitution_info): New function.
23093 (find_equivalent_node): Ditto.
23094 (move_complex_constraints): Ditto.
23095 (eliminate_indirect_cycles): Ditto.
23096 (solve_graph): Only propagate changed bits.
23097 Use indirect cycle elimination.
23099 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
23100 (tree_id_eq): Renamed to ...
23101 (tree_vi_eq): This. Update for member change
23102 (insert_id_for_tree): Renamed and rewritten to ...
23103 (insert_vi_for_tree): This.
23104 (lookup_id_for_tree): Renamed and rewritten to ...
23105 (lookup_vi_for_tree): This.
23106 (get_id_for_tree): Renamed and rewritten to ...
23107 (get_vi_for_tree): Ditto.
23108 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
23109 (process_constraint): Don't handle INCLUDES.
23110 Remove special ADDRESSOF case.
23111 (find_func_aliases): Rewrite to use vi functions instead of id
23113 (create_function_info_for): Ditto.
23114 (create_variable_info_for): Ditto.
23115 (intra_create_variable_infos): Ditto.
23116 (merge_smts_into): Ditto.
23117 (find_what_p_points_to): Ditto.
23118 (init_base_vars): Ditto.
23119 (init_alias_vars): Ditto.
23120 (remove_preds_and_fake_succs): New function.
23121 (dump_sa_points_to_info): Dump new stats.
23122 (dump_solution_for_var): Use find.
23123 (set_used_smts): Fix formatting.
23124 (compute_points_to_sets): Updated for new functions.
23125 (ipa_pta_execute): Ditto.
23127 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23128 Richard Sandiford <richard@codesourcery.com>
23130 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
23132 * calls.c (expand_call): If the return value is a PARALLEL,
23133 extract its first member.
23134 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
23135 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
23136 use FUNCTION_EXTRA_EPILOGUE.
23137 (m68k_function_value): Return a PARALLEL if the return value
23138 is of a pointer type.
23139 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
23140 (FUNCTION_EXTRA_EPILOGUE): Remove.
23141 * config/m68k/m68k.md (D0_REG): New constant.
23143 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23145 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
23146 output a NOP for empty epilogues.
23148 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23150 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
23151 before function. Extend register save check to include all
23152 registers, not just integer ones.
23154 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23156 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
23157 (m68k_use_return_insn): ...this.
23158 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
23159 * config/m68k/m68k.c (use_return_insn): Rename to...
23160 (m68k_use_return_insn): ...this.
23161 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
23162 of USE_RETURN_INSN.
23164 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23166 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
23167 nearest even, fix denormal rounding overflow.
23169 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23171 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
23172 f%$smove and f%$move.
23173 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
23174 (extendsfdf2_cf): Use fdmove instead of f%&move.
23175 (truncdfsf2_cf): Use fsmove instead of f%$smove.
23176 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
23178 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23180 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
23183 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23185 * real.h (real_format): Add a canonical_nan_lsbs_set field.
23186 (coldfire_single_format): Declare.
23187 (coldfire_double_format): Likewise.
23188 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
23189 of qnan_msb_set to determine the lower bits of a canonical
23191 (encode_ieee_double): Likewise.
23192 (encode_ieee_quad): Likewise.
23193 (ieee_single_format): Initialize canonical_nan_lsbs_set.
23194 (mips_single_format): Likewise.
23195 (ieee_double_format): Likewise.
23196 (mips_double_format): Likewise.
23197 (ieee_extended_motorola_format): Likewise.
23198 (ieee_extended_intel_96_format): Likewise.
23199 (ieee_extended_intel_128_format): Likewise.
23200 (ieee_extended_intel_96_round_53_format): Likewise.
23201 (ibm_extended_format): Likewise.
23202 (mips_extended_format): Likewise.
23203 (ieee_quad_format): Likewise.
23204 (mips_quad_format): Likewise.
23205 (vax_f_format): Likewise.
23206 (vax_d_format): Likewise.
23207 (vax_g_format): Likewise.
23208 (i370_single_format): Likewise.
23209 (i370_double_format): Likewise.
23210 (decimal_single_format): Likewise.
23211 (decimal_double_format): Likewise.
23212 (decimal_quad_format): Likewise.
23213 (c4x_single_format): Likewise.
23214 (c4x_extended_format): Likewise.
23215 (real_internal_format): Likewise.
23216 (coldfire_single_format): New real_format.
23217 (coldfire_double_format): Likewise.
23218 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
23219 canonical_nan_lsbs_set.
23220 (pdp11_d_format): Likewise.
23221 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
23222 if TARGET_COLDFIRE_CPU.
23224 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23226 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
23227 (output_call, m68k_legitimize_call_address): Declare.
23228 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
23229 parenthesees. Add support for a 'W' constraint.
23230 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
23231 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
23232 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
23233 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
23235 (override_options): Initialize them. Do not set flag_no_function_cse
23236 for TARGET_ID_SHARED_LIBRARY.
23237 (m68k_output_pic_call): Delete.
23238 (m68k_legitimize_call_address): New function.
23239 (print_operand): Remove the %o prefix. Handle the %p prefix.
23240 (output_call): New function.
23241 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
23242 target address from the GOT if symbolic jumps are not allowed.
23243 * config/m68k/m68k.md (call, general_operand): Do not set
23244 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
23245 Merge separate flag_pic and !flag_pic define_insns into...
23246 (*call, *call_value): ...these new patterns. Match the address
23247 rather than the containing MEM and require it to be a call_operand.
23248 Use output_call to generate the asm template.
23249 * config/m68k/predicates.md (const_call_operand): New predicate.
23250 (call_operand): Likewise.
23252 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23254 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
23255 (STACK_GROWS_DOWNWARD): Define to 1.
23256 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
23257 comments, emphasizing that these values are only defaults.
23258 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
23259 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
23261 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23263 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
23265 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23266 Richard Sandiford <richard@codesourcery.com>
23268 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
23269 (FP_REGNO_P): New macros.
23270 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
23271 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
23272 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
23273 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
23275 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23277 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23278 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
23280 * config/m68k/t-floatlib: New file, extracting common code from...
23281 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
23282 * config/m68k/t-uclinux: Here.
23283 * config/m68k/fpgnulib.c: Do not compile extendeed precision
23284 routines on ColdFire targets.
23286 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23288 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23289 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
23290 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
23291 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
23292 explicitly set MOTOROLA to 1.
23293 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
23295 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23296 Nathan Sidwell <nathan@codesourcery.com>
23298 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
23299 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
23300 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
23301 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
23302 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
23303 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
23304 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
23305 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
23306 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
23307 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
23308 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
23309 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
23310 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
23311 (DBX_REGISTER_NUMBER): Delete.
23312 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
23313 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
23314 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
23316 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23318 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
23319 * config/flat.h: New file.
23320 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
23321 OBJECT_FORMAT_FLAT.
23322 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
23323 indirect references for -msep-data or -mid-shared-library.
23324 Do not use PC-relative code addresses either.
23325 * config/m68k/m68k.c (override_options): Restrict -fPIC error
23327 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
23328 for shared libraries and crt1.o for executables. Use crti.o and
23330 (ENDFILE_SPEC): Use crtend.o and crtn.o.
23331 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
23332 Do not add -elf2flt or -shared-lib-id options here.
23333 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
23334 Pass -shared-lib-id if -mid-shared-library, taking the library
23335 identifier from -mshared-library-id if given, otherwise
23337 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
23338 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
23339 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
23340 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
23341 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
23342 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
23344 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
23345 jump sequence for ISA A and ISA A+.
23346 (PICJUMP): Likewise.
23348 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23350 * config.gcc (m68k-*-uclinux*): Base the port on the common
23351 and m68k GNU/Linux files rather than on the generic ELF ones.
23352 * config/m68k/uclinux.h (TARGET_VERSION): Override.
23353 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
23355 2007-01-18 Julian Brown <julian@codesourcery.com>
23356 Richard Sandiford <richard@codesourcery.com>
23358 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
23359 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
23360 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
23362 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
23363 80 unconditionally.
23364 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
23366 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23368 * doc/install.texi: Document m68k-uclinuxoldabi.
23369 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
23370 * config/m68k/uclinux-oldabi.h: New file, copied from
23371 config/m68k/uclinux.h.
23373 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
23375 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
23376 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
23377 (m32r_compute_frame_size): Use unsigned for regno.
23378 (m32r_reload_lr): Use gen_frame_mem.
23380 (m32r_output_function_epilogue): Don't output the function epilogue
23382 (m32r_expand_epilogue): New.
23383 (direct_return): Return false if the function has the interrupt
23385 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
23386 * config/m32r/m32r.md (epilogue): New expander.
23387 (return_lr, return_rte): New insns.
23388 (return): Make it expander.
23389 (return_normal): New expander.
23391 2007-01-18 Josh Conner <jconner@apple.com>
23394 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
23395 support for UNLE, UNLT, UNGE, and UNGT.
23397 2007-01-18 Jan Hubicka <jh@suse.cz>
23399 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
23400 * tree-tailcall (add_virtual_phis): Likewise.
23401 (optimize_tail_call): Return TODOs.
23402 (execute_tail_calls): Return TODOs.
23403 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
23404 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
23406 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
23407 Cleanup cfg using TODO.
23408 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
23409 * passes.c (execute_function_todo): When cleanup did something, remove
23411 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
23412 (make_edges): Don't cleanup_cfg.
23414 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
23416 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
23417 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
23418 operate on the top of stack.
23419 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
23420 register handling of instructions that output to the second
23422 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
23423 (move_for_stack_reg): Special-case check for dead destination
23424 stack slot for constant load of 1.0 inside UNSPEC_TAN.
23426 * config/i386/i386.md (UNSPEC_TAN): New constant.
23427 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
23428 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
23429 to correctly model move of constant 1.0 to top stack slot.
23430 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
23431 (unnamed peephole2 pattern): Remove corresponding peephole2
23432 pattern that optimizes tan insn and loading of constant 1.0.
23433 (tanxf2): Use fptanxf4_i387.
23434 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
23435 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
23436 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
23437 disable patterns for SSE math.
23438 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
23439 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
23441 2007-01-18 Dirk Mueller <dmueller@suse.de>
23442 Richard Guenther <rguenther@suse.de>
23445 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
23446 * common.opt (Warray-bounds): Add new warning option.
23447 * c-opts.c (c_common_handle_option): Define -Warray-bounds
23449 * Makefile.in: make tree-vrp.o depend on toplev.h
23450 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
23452 (check_array_refs, check_array_bounds, check_array_ref): New.
23454 2007-01-18 Jan Hubicka <jh@suse.cz>
23456 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
23457 (execute_ssa_ccp): Return flags conditionally.
23458 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
23460 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
23462 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
23464 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
23465 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
23467 * Makefile.c (GTFILES): Add cfglayout.h.
23468 * gengtype.c (open_base_files): Likewise.
23469 * cfglayout.c (cfg_layout_function_footer,
23470 cfg_layout_function_header) Reindent to make gengtype happy.
23471 * cfglayout.h (cfg_layout_function_footer,
23472 cfg_layout_function_header): Add GTY(()) marker.
23474 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
23476 2007-01-18 Ben Elliston <bje@au.ibm.com>
23478 * genautomata.c (write_automata): Include xstrerror output in the
23479 error message if writing the DFA description file fails.
23481 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
23483 * config/mips/mips-protos.h (mips_output_external): Make it
23485 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
23486 * config/mips/mips.c (irix_output_external_libcall): Likewise.
23487 (extern_list): Likewise.
23488 (extern_head): Likewise.
23489 (TARGET_ASM_FILE_END): Likewise.
23490 (mips_file_end): Likewise.
23491 (mips_output_external): Rewritten.
23493 2007-01-18 Ben Elliston <bje@au.ibm.com>
23495 * genpreds.c (write_insn_preds_c): Only write out the function
23496 body for regclass_for_constraint if we have register constraints.
23498 2007-01-17 Tom Tromey <tromey@redhat.com>
23500 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
23501 * doc/install.texi (Testing): Use sourceware.org.
23502 (Binaries): Likewise.
23503 (Specific): Likewise.
23504 * doc/contrib.texi (Contributors): Use sourceware.org.
23506 2007-01-17 Anatoly Sokolov <aesok@post.ru>
23508 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
23509 (AVR_ENHANCED): Rename to ...
23510 (AVR_HAVE_MUL): ... new.
23511 (avr_enhanced_p): Rename to ...
23512 (avr_have_mul_p): ... new.
23513 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
23514 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
23515 * config/avr/avr.c (avr_enhanced_p): Rename to ...
23516 (avr_have_mul_p): ... new.
23517 (base_arch_s): Rename 'enhanced' to 'have_mul'.
23518 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
23519 'avr_enhanced_p' and 'enhanced'.
23520 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
23521 AVR_HAVE_MUL instead of AVR_ENHANCED.
23522 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
23523 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
23524 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
23525 instead of AVR_ENHANCED.
23526 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
23527 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
23528 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
23530 2007-01-17 Ian Lance Taylor <iant@google.com>
23532 * vec.h (VEC_reserve_exact): Define.
23533 (vec_gc_p_reserve_exact): Declare.
23534 (vec_gc_o_reserve_exact): Declare.
23535 (vec_heap_p_reserve_exact): Declare.
23536 (vec_heap_o_reserve_exact): Declare.
23537 (VEC_OP (T,A,reserve_exact)): New static inline function, three
23539 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
23540 negative parameter.
23541 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
23542 (VEC_OP (T,A,copy)) [all versions]: Likewise.
23543 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
23544 * vec.c (calculate_allocation): Add exact parameter. Change all
23546 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
23547 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
23548 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
23549 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
23550 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
23551 (vec_heap_p_reserve_exact): New function.
23552 (vec_heap_o_reserve_exact): New function.
23554 2007-01-17 Jan Hubicka <jh@suse.cz>
23556 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
23558 2007-01-17 Eric Christopher <echristo@apple.com>
23560 * config.gcc: Support core2 processor.
23562 2007-01-16 Jan Hubicka <jh@suse.cz>
23564 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
23565 the names, just unlink the chain so we don't crash on dangling
23569 2007-01-16 Jan Hubicka <jh@suse.cz>
23571 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
23572 * tree-pass.h: Reorder to make IPA passes appear toegher.
23573 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
23575 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
23576 parameters, do not call early inliner.
23577 * ipa-inline.c: Update comments. Include tree-flow.h
23578 (cgraph_decide_inlining): Do not compute inlining parameters.
23579 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
23580 be called with function context set up.
23581 (pass_ipa_inline): Remove unreachable functions before pass.
23582 (cgraph_early_inlining): Simplify assuming to be called from the
23584 (pass_early_inline): New pass.
23585 (cgraph_gate_ipa_early_inlining): New gate.
23586 (pass_ipa_early_inline): Turn into simple wrapper.
23587 (compute_inline_parameters): New function.
23588 (gate_inline_passes): New gate.
23589 (pass_inline_parameters): New pass.
23590 (apply_inline): Move here from tree-optimize.c
23591 (pass_apply_inline): New pass.
23592 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
23594 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
23595 doing them by hand.
23596 (tree_function_versioning): Do not allocate dummy struct function.
23597 * tree-inline.h (optimize_inline_calls): Update prototype.
23598 * tree-optimize.c (execute_fixup_cfg): Export.
23599 (pass_fixup_cfg): Remove
23600 (tree_rest_of_compilation): Do not apply inlines.
23601 * tree-flow.h (execute_fixup_cfg): Declare.
23602 * Makefile.in (gt-passes.c): New.
23603 * passes.c: Include gt-passes.h
23604 (init_optimization_passes): New passes.
23605 (nnodes, order): New static vars.
23606 (do_per_function_toporder): New function.
23607 (execute_one_pass): Dump current pass here.
23608 (execute_ipa_pass_list): Don't dump current pass here.
23610 2007-01-16 Janis Johnson <janis187@us.ibm.com>
23612 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
23613 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
23615 2007-01-16 David Edelsohn <edelsohn@gnu.org>
23617 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
23618 (strong_alias): Define.
23619 (__gcc_qmul): Provide non-FMA for soft-float.
23620 (__gcc_qdiv): Same.
23625 (__gcc_qunord): New.
23635 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
23636 soft-float functions.
23637 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
23638 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
23639 about long double soft float.
23641 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
23642 Tehila Meyzels <tehila@il.ibm.com>
23644 * tree-vectorizer.h (is_pattern_stmt_p): New.
23645 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
23646 formatting (tabs instead of spaces). Cleanup and clarify setting
23647 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
23648 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
23649 (vectorizable_type_demotion): Check that types are integral.
23650 (vectorizable_type_promotion): Likewise.
23651 (vectorizable_store): Fix typo. Eliminate new-line at end of
23654 2007-01-16 Jan Hubicka <jh@suse.cz>
23656 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
23659 2007-01-15 Eric Christopher <echristo@apple.com>
23661 * ifcvt.c: Include vec.h, vecprim.h.
23662 (check_cond_move_block): New argument regs.
23663 Reorganize. Add registers used to regs.
23664 (cond_move_process_if_block): Use regs set above as
23667 2007-01-15 Eric Christopher <echristo@apple.com>
23669 * config/darwin.h: Update copyright.
23670 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
23671 (LINK_COMMAND_SPEC): Add -u.
23672 (LINK_SPEC): Fix umbrella for above.
23674 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
23676 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
23679 2007-01-15 Tom Tromey <tromey@redhat.com>
23681 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
23682 * doc/install.texi (Testing): Don't mention jacks.
23683 (Configuration): Document --enable-java-maintainer-mode. Move
23684 --with-java-home to libgcj-specific section. Document
23686 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
23688 2007-01-15 Jan Hubicka <jh@suse.cz>
23690 * tree-ssa-dce.c (DCE_TODOs): New.
23691 (propagate_necessity): Return if something changed.
23692 (eliminate_unnecessary_stmts): Likewise.
23693 (perform_tree_ssa_dce): Return TODO flags when needed.
23694 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
23696 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
23698 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
23699 (fyl2x_extend<mode>xf3_i387): New insn pattern.
23700 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
23701 patterns using X87MODEF12 mode macro. Extend operand 1
23702 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
23703 (log10<mode>2): Ditto.
23704 (log2<mode>2): Ditto.
23705 (log1p<mode>2): Ditto.
23706 (logb<mode>2): Ditto.
23707 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
23708 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
23709 (*fxtractxf3_i387): Rename from *fxtractxf3.
23710 (fxtract_extend<mode>xf3_i387): New insn pattern.
23711 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
23712 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
23713 and gen_fyl2xxf3_i387().
23715 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
23717 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
23718 * cfgloopmanip.c (fix_loop_placement): Made static. Use
23719 get_loop_exit_edges. Changed return type to bool.
23720 * cfgloop.h (fix_loop_placement): Declaration removed.
23722 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
23724 * param.h (MIN_VECT_LOOP_BOUND): New.
23725 * params.def (MIN_VECT_LOOP_BOUND): New.
23726 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
23727 argument - minimum threshold for number of iterations.
23728 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
23729 argument to declaration.
23730 * tree-vect-analyze.c (vect_analyze_operations): Check value of
23731 MIN_VECT_LOOP_BOUND.
23732 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
23733 slpeel_tree_peel_loop_to_edge with additional argument.
23734 (vect_do_peeling_for_alignment): Likewise.
23735 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
23737 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
23740 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
23741 operands of size 1.
23743 2007-01-14 Jan Hubicka <jh@suse.cz>
23745 * tree-dfa.c (remove_referenced_var): New function.
23746 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
23747 prune referenced vars list too.
23748 * tree-flow.h (remove_referenced_var): Declare.
23750 2007-01-14 Jan Hubicka <jh@suse.cz>
23752 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
23754 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
23755 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
23756 * except.h (verify_eh_throw_table_statements): Kill prototype.
23757 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
23758 into call exrepssions.
23759 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
23761 * tree-cfg.c: Include pointer-set.h.
23762 (verify_node_sharing): Work on pointer set.
23763 (verify_eh_throw_stmt_node): New.
23764 (verify_stmts): Use pointers sets, verify throw_stmt.
23766 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
23768 * ipa-reference.c (analyze_function): Consider also addresses taken
23771 2007-01-12 Roger Sayle <roger@eyesopen.com>
23773 * c-typeck.c (null_pointer_constant_p): Replace use of
23774 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23775 (build_c_cast): Likewise.
23777 2007-01-12 Roger Sayle <roger@eyesopen.com>
23779 * tree.h (force_fit_type_double): Remove unused final argument.
23780 * c-common.c (constant_expression_warning): Replace use of
23781 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23782 (convert_and_check): Likewise.
23783 (shorten_compare): Update call to force_fit_type_double.
23784 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
23785 * convert.c (convert_to_pointer): Update call to
23786 force_fit_type_double.
23787 * fold-const.c (force_fit_type_double): Remove overflowed_const
23789 (int_const_binop, fold_convert_const_int_from_int,
23790 fold_convert_const_int_from_real, fold_div_compare,
23791 fold_sign_changed_comparison, fold_unary, fold_negate_const,
23792 fold_abs_const, fold_not_const): Remove the final argument from
23793 calls to force_fit_type_double.
23795 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
23797 * configure.ac: Set insn to "nop" for spu-*-* also.
23798 * configure: Regenerate.
23800 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
23802 * builtins.def : Add BUILT_IN_FREE.
23804 2007-01-12 Jan Hubicka <jh@suse.cz>
23806 PR tree-optimization/30443
23807 * tree-inline.c (tree_function_versioning): Do not optimize when
23808 cloning for inlining.
23810 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
23812 * doc/loop.texi: Document recording of loop exits.
23813 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
23814 (update_single_exits_after_duplication,
23815 update_single_exit_for_duplicated_loop,
23816 update_single_exit_for_duplicated_loops): Removed.
23817 (duplicate_loop_to_header_edge): Do not call
23818 update_single_exits_after_duplication and
23819 update_single_exit_for_duplicated_loops.
23820 (loop_version): Do not update single_exit information.
23821 (fix_loop_structure): Use record_loop_exits instead of
23822 mark_single_exit_loops.
23823 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
23824 the lists of loop exits.
23825 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
23826 split_edge, merge_blocks): Update the lists of loop exits.
23827 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
23828 loop_optimizer_init.
23829 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
23830 of mark_single_exit_loops.
23831 (loop_optimizer_finalize): Call release_recorded_exits.
23832 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
23833 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
23834 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
23835 update single exit information.
23836 * lambda-code.c (perfect_nestify): Ditto.
23837 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
23838 (mark_single_exit_loops): Removed.
23839 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
23840 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
23841 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
23843 (get_loop_exit_edges, single_exit): Use recorded exit lists.
23844 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
23845 (verify_loop_structure): Verify consistency of the exit lists.
23846 (flow_loops_find): Use alloc_loop. Initialize exits hash.
23847 (set_single_exit): Removed.
23848 * cfgloop.h (struct loop_exit): New function.
23849 (struct loop): single_exit_ field replaced by exits field.
23850 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
23851 LOOPS_HAVE_RECORDED_EXITS.
23852 (struct loops): Added exits hash.
23853 (mark_single_exit_loops, set_single_exit): Declaration removed.
23854 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
23856 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23858 * doc/invoke.texi: Avoid use of @headitem.
23860 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23862 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
23864 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23866 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
23869 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23870 Richard Sandiford <richard@codesourcery.com>
23872 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
23873 * config/m68k/m68k.opt: Resort options.
23874 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
23876 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23877 Richard Sandiford <richard@codesourcery.com>
23879 * doc/invoke.texi: Document the macros that are defined by
23880 m68k's -mtune and -mhard-float options.
23881 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
23882 (m68k_cpp_cpu_family): Likewise.
23883 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
23884 of __ucfv*__ macros. Define __mcffpu__ if generating code for
23885 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
23886 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
23887 (m68k_cpp_cpu_family): Likewise.
23889 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23891 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
23892 macros besides mc68000 as tuning macros. Use a switch statement
23893 to set them and mcpu32.
23895 2007-01-12 Julian Brown <julian@codesourcery.com>
23897 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
23898 (TARGET_68040_ONLY): Rename to...
23899 (TARGET_68040): ...this.
23900 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
23901 * config/m68k/m68k.md: Likewise.
23903 2007-01-12 Julian Brown <julian@codesourcery.com>
23904 Nathan Sidwell <nathan@codesourcery.com>
23905 Richard Sandiford <richard@codesourcery.com>
23907 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
23908 the -mcpu= argument associated with the --with-cpu setting.
23909 Define M68K_DEFAULT_TUNE to the default -mtune= option,
23910 if different from the one implied by the -mcpu setting.
23911 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
23912 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
23913 * doc/invoke.texi: Mention ColdFire in the introduction to the
23914 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
23915 -mno-div and -mhard-float options. Make -m68881 a synonym for
23916 -mhard-float. Document the previously-undocumented -m5206e,
23917 -m528x, -m5307 and -m5407 options. Tweak the existing option
23918 documentation for consistency.
23919 * doc/install.texi: Mention new --with-cpu arguments.
23920 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
23921 default CPU if neither -mcpu nor -march are specified.
23922 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
23923 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
23924 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
23925 using m68k_tune to decide between families that implement the
23926 same ISA. Use m68k_tune to set __mcfv4e__.
23927 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
23928 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
23929 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
23930 (FL_ISA_C, FL_ISA_MMU): New macros.
23931 (MASK_COLDFIRE): Delete.
23932 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
23933 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
23934 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
23935 (TARGET_HARD_FLOAT): Do not define here.
23936 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
23937 (TUNE_68000): New macro.
23938 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
23939 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
23940 (TUNE_CFV2): Redefine in terms of m68k_tune.
23941 (uarch_type, target_device, fpu_type): New enums.
23942 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
23943 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
23944 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
23945 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
23946 (FL_FOR_isa_c): New macros.
23947 (m68k_isa): New enum.
23948 (m68k_target_selection): New structure.
23949 (all_devices, all_isas, all_microarchs): New tables.
23950 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
23951 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
23952 (MASK_ALL_CPU_BITS): Delete.
23953 (m68k_find_selection): New function.
23954 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
23955 Map the legacy target options to a combination of the new ones.
23956 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
23957 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
23958 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
23960 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
23961 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
23963 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
23964 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
23965 * config/m68k/m68k-devices.def: New file.
23967 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23968 Nathan Sidwell <nathan@codesourcery.com>
23970 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
23971 (SUBTARGET_EXTRA_SPECS): New macros.
23972 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
23973 use %(asm_cpu_spec) instead.
23974 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
23975 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
23976 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
23977 (EXTRA_SPECS): Rename to...
23978 (SUBTARGET_EXTRA_SPECS): ...this.
23980 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23981 Richard Sandiford <richard@codesourcery.com>
23982 Julian Brown <julian@codesourcery.com>
23984 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23985 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
23986 to the configuration's default CPU.
23987 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
23988 Remove default masks.
23989 (m680[012]0-*-*): Set the default with_cpu to the first part of
23991 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
23992 (m68k*-*-linux): Extend the --with-cpu handling to...
23993 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
23994 and m68010. Don't set target_cpu_default2.
23995 * doc/install.texi: Document --with-cpu for m68k.
23996 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
23997 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
23998 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
23999 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
24000 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
24001 (ASM_SPEC): Remove use of %(asm_cpu_default).
24002 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
24003 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
24004 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
24005 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
24006 __HAVE_FPU__ if TARGET_HARD_FLOAT.
24007 (TARGET_DEFAULT): Delete.
24008 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
24009 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
24010 (CPP_CPU_SPEC): Delete.
24011 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
24012 the appropriate string.
24013 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
24014 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
24015 (ASM_SPEC): Don't use %(asm_default_spec).
24016 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
24017 TARGET_DEFAULT and add MASK_68881.
24018 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
24020 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24022 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
24023 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
24024 MASK_68010 alongside MASK_68020.
24025 * doc/invoke.texi: Document -m68010.
24026 * config/m68k/m68k.opt (m68010): New.
24027 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
24029 (TUNE_68010): New macro.
24030 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
24031 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
24032 (M68K_CPU_m68332): Add MASK_68010.
24033 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
24034 fallback definition.
24035 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
24037 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
24038 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
24039 to all entries that use MASK_68020.
24040 (output_move_simode_const, output_move_himode, output_move_qimode)
24041 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
24042 instead of TARGET_68020 to select clr behavior. Remove comment
24043 about there being no TARGET_68010.
24044 * config/m68k/m68k.md: Likewise throughout.
24046 2007-01-12 Julian Brown <julian@codesourcery.com>
24048 * config/m68k/m68k.h (TARGET_ISAB): New macro.
24049 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
24050 * config/m68k/m68k.md: Likewise.
24052 2007-01-12 Julian Brown <julian@codesourcery.com>
24054 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
24055 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
24057 2007-01-12 Julian Brown <julian@codesourcery.com>
24059 * config/m68k/m68k.h (TUNE_68040_60): New macro.
24060 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
24061 * config/m68k/m68k.md: Likewise.
24063 2007-01-12 Julian Brown <julian@codesourcery.com>
24064 Richard Sandiford <richard@codesourcery.com>
24066 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
24067 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
24068 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
24070 (TARGET_CPU32): Rename to...
24071 (TUNE_CPU32): ...this.
24072 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
24073 (TUNE_CFV2): New macros.
24074 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
24075 remove conditions that are implied by TARGET_68020.
24076 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
24077 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
24078 (m68k_output_function_epilogue): Likewise.
24079 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
24080 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
24081 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
24082 non-68000 timings. Refactor multiplication and division costs.
24083 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
24084 TUNE_CPU32 instead of TARGET_CPU32.
24085 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
24086 and TUNE_68060 instead of TARGET_68060.
24087 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
24088 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
24090 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
24091 && !TARGET_COLDFIRE" to choose between moveq and clr.
24092 Likewise in the unnamed movsf pattern.
24093 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
24094 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
24097 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24099 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
24100 of tabbing before backslashes.
24102 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24104 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
24105 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
24106 (ASM_OUTPUT_INTERNAL_LABEL): Define.
24108 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
24110 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
24111 find_interesting_uses_cond.
24112 (find_interesting_uses_cond): Use extract_cond_operands.
24113 (rewrite_use_compare): Use extract_cond_operands and
24114 force_gimple_operand_bsi. Do not call update_stmt.
24115 (determine_use_iv_cost_condition): Use extract_cond_operands.
24116 Return cheaper of using original bound and changing the exit bound.
24118 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
24120 PR tree-optimization/29516
24121 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
24122 most_expensive_mult_to_index, addr_to_parts,
24123 create_mem_ref, maybe_fold_tmr): Make the type of
24124 fields of TARGET_MEM_REF sizetype.
24125 (move_fixed_address_to_symbol, move_pointer_to_base):
24127 * tree.def (TARGET_MEM_REF): Add comment on types of
24130 2007-01-11 Joseph Myers <joseph@codesourcery.com>
24132 * c-common.c (vector_types_convertible_p): Treat opaque types as
24133 always convertible if they have the same size, but not otherwise.
24135 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
24137 * ifcvt.c (struct noce_if_info): Add comments to the fields.
24138 Remove the b_unconditional field.
24139 (noce_try_sign_mask): Do not look at b_unconditional.
24140 (noce_process_if_block): Do not use merge_if_blocks. Update
24141 the CFG here. Do not set b_unconditional.
24142 (cond_move_process_if_block): Likewise.
24143 (find_cond_trap): Likewise.
24144 (check_cond_move_block): Require simple jump insns at the end
24145 of the basic block.
24147 2007-01-11 Jan Hubicka <jh@suse.cz>
24149 PR tree-optimization/1046
24150 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
24151 when alias info is not ready.
24152 (pass_tail_recursion): Do not require aliasing.
24153 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
24154 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
24155 * tree-ssa-copy.c (pass_copy_prop): Likewise.
24156 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
24157 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
24158 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
24159 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
24161 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
24162 When aliasing is not build, mark statement as volatile.
24164 2007-01-11 Tom Tromey <tromey@redhat.com>
24166 PR preprocessor/15185, PR preprocessor/20989:
24167 * doc/cppopts.texi <-MT>: Update description of algorithm for
24168 computing default target.
24169 <-M, -MD>: Reword "basename" text.
24171 2007-01-11 Roger Sayle <roger@eyesopen.com>
24173 * builtins.c (expand_builtin_pow, expand_builtin_powi,
24174 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
24175 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
24176 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
24177 fold_builtin_bswap, real_constp, fold_builtin_pow,
24178 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
24179 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
24180 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24181 * convert.c (convert_to_pointer): Likewise.
24182 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
24183 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
24184 const_binop, fold_convert_const_int_from_int,
24185 fold_convert_const_int_from_real,
24186 fold_convert_const_real_from_real, sign_bit_p,
24187 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
24188 fold_sign_changed_comparison, fold_unary, fold_comparison,
24189 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
24190 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
24191 * print-tree.c (print_node_brief, print_node): Likewise.
24192 * stor-layout.c (place_field, layout_type): Likewise.
24193 * tree-chrec.c (keep_cast): Likewise.
24194 * tree.c (build_vector, build_real, build_real_from_int_cst,
24195 build_complex): Likewise.
24197 2007-01-11 Roger Sayle <roger@eyesopen.com>
24199 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
24200 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
24202 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
24204 * configure.ac (strict1_warn): Rename to strict_warn.
24205 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
24206 cc_set_by_configure, quoted_cc_set_by_configure,
24207 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
24208 all_boot_languages, all_stagestuff): Remove.
24209 (target_list): Remove bootstrap targets.
24210 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
24211 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
24212 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
24213 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
24214 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
24215 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
24216 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
24217 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
24218 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
24219 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
24220 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
24221 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
24222 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
24223 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
24224 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
24225 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
24226 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
24227 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
24228 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
24229 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
24230 (mostlyclean): Adjust.
24231 (clean, distclean): Don't mention bootstrap stuff.
24232 * configure: Regenerate.
24233 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
24234 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
24235 treelang/config-lang.in (stagestuff): Remove.
24236 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
24237 stageprofile, stagefeedback, stagestuff): Remove mention.
24239 2007-01-11 Nick Clifton <nickc@redhat.com>
24241 * config/mcore/predicates.md (mcore_general_movesrc_operand):
24243 (mcore_general_movdst_operand): Do not accept CONST_INTs.
24244 (mcore_arith_K_S_operand): Run the test for the S constraint not
24245 the test for the M constraint.
24246 (mcore_addsub_operand): Do not accept integer values that are
24247 larger than 32 bits.
24248 * config/mcore/mcore.md: Remove unused constraints from split.
24249 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
24250 (addsi3): Likewise.
24251 (allocate_stack): Likewise.
24252 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
24253 operands to 32 bits.
24254 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
24256 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
24257 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
24258 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
24259 mcore_output_bclri, mcore_output_andn, output_inline_const,
24260 mcore_output_move, mcore_output_movedouble): Likewise.
24261 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
24262 (output_inline_const): Likewise.
24263 (output_inline_const): Fix format strings used in sprintf
24265 * config/mcore/mcore-protos.h: Update prototypes for changed
24266 functions in mcore.c.
24267 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
24268 HOST_WIDE_INT and not int.
24269 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
24270 CONST_OK_FOR_N): Likewise.
24271 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
24272 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
24275 2007-01-10 Jan Hubicka <jh@suse.cz>
24277 * tree-vrp.c (remove_range_assertions): Release defs.
24278 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
24279 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
24281 2007-01-10 Paul Brook <paul@codesourcery.com>
24283 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
24284 * config/arm/arm.md (mulsi3subsi): New insn.
24286 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
24288 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
24289 (tree_transform_and_unroll_loop): New.
24290 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
24293 2007-01-10 Robert Kennedy <jimbob@google.com>
24295 * fold-const.c (fold_comparison): Fold comparisons like (x *
24296 1000 < 0) to (x < 0).
24298 2007-01-10 Ian Lance Taylor <iant@google.com>
24300 * tree-pretty-print.c (dump_generic_node): Print parentheses when
24301 operands have the same priority.
24303 2007-01-10 Tom Tromey <tromey@redhat.com>
24305 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
24306 (fold_binary): Likewise.
24307 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
24308 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
24309 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
24310 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
24311 * langhooks.h (struct lang_hooks): Removed field
24312 'can_use_bit_fields_p'.
24314 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
24316 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
24318 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
24320 * function.c (get_last_funcdef_no): New function.
24321 * function.h (get_last_funcdef_no): Declare.
24322 * tree-inline.c (initialize_cfun): Add initialization.
24323 (tree_function_versioning): Cleanup.
24325 2007-01-10 Jan Hubicka <jh@suse.cz>
24327 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
24330 2007-01-10 Sa Liu <saliu@de.ibm.com>
24331 Ben Elliston <bje@au.ibm.com>
24333 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
24334 for SAVE_NONLOCAL and Pmode for any other save level.
24335 * spu-protos.h (spu_restore_stack_block): Declare.
24336 * spu.md (save_stack_block): Remove.
24337 (restore_stack_block): Call spu_restore_stack_block.
24338 * spu.c (spu_restore_stack_block): New function.
24339 (spu_expand_epilogue): Remove old comment.
24341 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
24343 PR tree-optimization/30322
24344 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
24345 (cand_value_at): Return the value as aff_tree.
24346 (may_eliminate_iv): Convert the bound from aff_tree to tree.
24347 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
24348 aff_combination_mult): New functions.
24349 (aff_combination_add): Use aff_combination_add_cst.
24350 (aff_combination_convert): Allow conversions to a wider type.
24351 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
24352 * tree-affine.h (aff_combination_mult): Declare.
24354 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
24356 * doc/tm.texi: Update documentation to reflect reality of exec
24357 and start file search behaviours. Update copyright year.
24358 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
24359 header file directories.
24361 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
24363 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
24364 (*cosxf2): Rename to cosxf2_i387.
24365 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
24366 using X87MODEF12 mode macro. Rename patterns to
24367 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
24369 (*cosdf2, *cossf2): Ditto.
24370 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
24371 to match extended input operands.
24372 (sincos<mode>3): New expander.
24373 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
24374 insn patterns and corresponding splitters.
24376 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
24378 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
24379 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
24381 2007-01-09 Nicolas Pitre <nico@cam.org>
24384 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
24386 2007-01-08 Geoffrey Keating <geoffk@apple.com>
24388 * target.h (struct gcc_target): New field library_rtti_comdat.
24389 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
24390 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
24391 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
24392 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
24394 2007-01-08 Geoffrey Keating <geoffk@apple.com>
24396 * doc/invoke.texi (Optimize Options): Correct description of -O0.
24398 2007-01-08 Richard Guenther <rguenther@suse.de>
24400 * tree.h (force_fit_type_double): Export.
24401 (force_fit_type): Remove.
24402 * fold-const.c (force_fit_type_double): New function.
24403 (force_fit_type): Remove.
24404 (int_const_binop): Use it.
24405 (fold_convert_const_int_from_int): Likewise.
24406 (fold_convert_const_int_from_real): Likewise.
24407 (fold_div_compare): Likewise.
24408 (fold_sign_changed_comparison): Likewise.
24409 (fold_unary): Likewise.
24410 (fold_negate_const): Likewise.
24411 (fold_abs_const): Likewise.
24412 (fold_not_const): Likewise.
24413 * c-common.c (shorten_compare): Use force_fit_type_double.
24414 * convert.c (convert_to_pointer): Likewise.
24416 2007-01-08 Richard Guenther <rguenther@suse.de>
24418 * tree.h (build_int_cst_wide_type): Export.
24419 * tree.c (build_int_cst_wide_type): New function.
24420 (build_int_cst_wide): Fix comment.
24421 * builtins.c (fold_builtin_object_size): Use build_int_cst
24422 to build -1 or 0 of the correct type. Use fit_double_type
24423 to check for overflow.
24424 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
24426 (decode_field_reference): Likewise.
24427 (all_ones_mask_p): Likewise.
24428 (native_interpret_int): Use build_int_cst_wide_type.
24429 (fold_binary): Use build_int_cst_type to build an all-ones
24431 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
24433 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
24435 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
24437 2007-01-09 Ben Elliston <bje@au.ibm.com>
24439 * genautomata.c (STATS_OPTION): New option.
24440 (stats_flag): New flag.
24441 (gen_automata_option): Handle it.
24442 (initiate_automaton_gen): Ditto.
24443 (write_automata): Output statistics only if stats_flag is
24444 set. Likewise, output time statistics only if time_flag is set.
24445 * doc/md.texi (Processor pipeline description): Document new flag.
24447 2007-01-08 Richard Guenther <rguenther@suse.de>
24449 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
24450 * tree.c (build_int_cst_type): Likewise.
24451 (size_in_bytes): Don't call force_fit_type on the result.
24452 (int_fits_type_p): Use fit_double_type.
24453 * fold-const.c (fit_double_type): New function.
24454 (force_fit_type): Use it.
24455 * tree.h (fit_double_type): Export.
24457 2007-01-08 Jan Hubicka <jh@suse.cz>
24459 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
24460 * ipa.c (function_and_variable_visibility): Fix return type.
24462 2007-01-08 Richard Guenther <rguenther@suse.de>
24464 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
24465 of offset to build the index.
24466 * tree-pretty-print.c (dump_generic_node): Don't build negated
24467 const just for printing.
24468 * c-pretty-print.c (pp_c_integer_constant): Likewise.
24469 * builtins.c (fold_builtin_int_roundingfn): Check if result
24470 fits the type by using force_fit_type and comparing the result.
24471 * predict.c (predict_loops): Use compare_tree_int for comparison.
24472 * tree.c (build_int_cst): Fall back to integer_type_node for
24474 (build_int_cst_wide): Assert type is non-null.
24476 2007-01-08 Roberto Costa <roberto.costa@st.com>
24478 * tree-vrp.c (extract_range_from_cond_expr): New.
24479 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
24480 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
24482 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
24483 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
24484 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
24485 used as expressions.
24486 * tree-object-size.c (cond_expr_object_size): New.
24487 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
24489 2007-01-08 Jan Hubicka <jh@suse.cz>
24491 * tree-ssa-forwprop.c (forward_propagate_into_cond,
24492 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
24495 2007-01-08 Richard Guenther <rguenther@suse.de>
24497 PR tree-optimization/23603
24498 * tree-vrp.c (set_value_range_to_truthvalue): New function.
24499 (extract_range_from_binary): Fall back to truthvalue instead of
24500 varying for TRUTH_*_EXPR.
24501 (extract_range_from_comparison): Fall back to truthvalue instead of
24503 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
24504 if all visited PHI values were constant.
24506 2007-01-08 Jan Hubicka <jh@suse.cz>
24508 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
24509 (cgraph_analyze_function): break out from ...
24510 (cgraph_finalize_compilation_unit): ... here.
24511 (cgraph_expand_function): Remove forgoten commented out line.
24512 (cgraph_optimize): Analyze functions.
24514 2007-01-08 Jan Hubicka <jh@suse.cz>
24516 * tree-pas.h (TODO_remove_function): New flag.
24517 (TODO_update*): Renumber.
24518 (pass_ipa_increase_alignment,
24519 pass_ipa_function_and_variable_visibility): New passes.
24520 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
24521 (cgraph_function_and_variable_visibility): Move to ipa.c
24522 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
24523 cgraph_increase_alignment.
24524 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
24525 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
24526 calling tree-inline.
24527 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
24528 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
24529 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
24530 (gate_increase_alignment): New function.
24531 (pass_ipa_increase_alignment): New pass.
24532 * ipa.c: Inline tree-pass.h and timevar.h
24533 (function_and_variable_visibility): Move here from cgraphunit.c
24534 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
24535 * passes.c (init_optimization_passes): Add the two new passes.
24536 (execute_todo): Handle cgraph_remove_functions.
24538 2007-01-08 Nick Clifton <nickc@redhat.com>
24540 * config/frv/predicates.md (reg_or_0_operand): Accept
24543 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
24545 * config/bfin/rtems.h, config/bfin/t-rtems: New.
24546 * config.gcc: Add bfin*-rtems*.
24548 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
24550 * c.opt: Add -flax-vector-conversions.
24551 * c-typeck.c (convert_for_assignment): Pass flag to
24552 vector_types_convertible_p to allow emission of note.
24553 (digest_init): Likewise.
24554 * c-opts.c: Handle -flax-vector-conversions.
24555 * c-common.c (flag_lax_vector_conversions): New.
24556 (vector_types_convertible_p): Unless -flax-vector conversions
24557 has been passed, disallow conversions between vectors with
24558 differing numbers of subparts and/or element types. If such
24559 a conversion is disallowed, possibly emit a note on the first
24560 occasion only to inform the user of -flax-vector-conversions.
24561 The new last argument specifies this.
24562 * c-common.h (flag_lax_vector_conversions): New.
24563 (vector_types_convertible_p): Add extra argument.
24564 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
24565 char_type_node for V*QI type vectors.
24566 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
24567 Update to satisfy new typechecking rules.
24568 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
24569 C and C++ variants.
24570 * doc/invoke.texi (C Dialect Options): Document
24571 -flax-vector-conversions.
24573 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
24575 PR tree-optimization/29877
24576 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
24577 a register variable on the RHS to not be replaceable.
24579 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
24580 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
24581 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
24582 const_simm15, const_pow2, const_npow2): Added.
24583 * config/score/misc.md (insv, extv, extzv, movmemsi,
24584 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
24585 * config/score/score.c (score_address_cost, score_select_cc_mode):
24587 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
24588 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
24589 Update score_print_operand.
24590 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
24591 Adjust register allocate order and update some macro define.
24592 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
24593 mdx_block_move_straight, mdx_block_move_loop_head,
24594 mdx_block_move_loop_body, mdx_block_move_loop_foot,
24595 mdx_block_move_loop, mdx_block_move): Added.
24596 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
24597 mdp_limm): Updated and fix some bug and typo.
24598 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
24599 (movsf, movdf, doloop_end): Added.
24601 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
24603 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
24604 config/arm/thumb2.md: Fix comment typos.
24605 * doc/extend.texi: Fix a typo.
24607 2007-01-07 Eric Christopher <echristo@apple.com>
24609 * configure.ac: Check for __stack_chk_fail for darwin.
24610 * configure: Regenerate.
24612 2007-01-07 Richard Guenther <rguenther@suse.de>
24614 * tree-vrp.c (extract_range_from_assert): CSE calls to
24615 compare_values where possible.
24616 (extract_range_from_unary_expr): Likewise.
24618 2007-01-07 Anatoly Sokolov <aesok@post.ru>
24620 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
24621 * config/avr/avr.c (call_insn_operand): Delete function.
24622 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
24623 instead of register number. Use predicates.
24624 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
24625 call_insn_operand): Add.
24627 2007-01-06 Jan Hubicka <jh@suse.cz>
24629 * tree-pass.h (pass_build_cgraph_edges): Declare.
24630 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
24631 (visited_nodes): Remove.
24632 (cgraph_create_edges): Move to cgraphbuild.c; rename to
24633 build_cgrpah_edges; make visited_nodes local.
24634 (cgraph_process_new_functions): DO not call initialize_inline_failed.
24635 (record_references_in_initializer): Move to cgraphbuild.c
24636 (initialize_inline_failed, rebuild_cgraph_edges,
24637 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
24638 (verify_cgraph_node): Make visited_nodes local.
24639 (cgraph_analyze_function): Do not call cgraph_create_edges and
24640 initialize_inline_failed.
24641 (cgraph_expand_function): Do not call cgraph_lower_function;
24642 assert that function is already lowered.
24643 * Makefile.in (cgraphbuild.o): New.
24644 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
24645 at the end of lowering passes.
24647 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
24649 * ifcvt.c (cond_move_convert_if_block): New function, code
24650 factored out from...
24651 (cond_move_process_if_block): ...here. Call the new function
24652 on the THEN and ELSE blocks.
24653 (merge_if_block): Do not copy global_live_at_end, merge_blocks
24654 already takes care of this.
24656 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24659 * tree.h (TREE_OVERFLOW_P): New.
24660 * c-typeck.c (parser_build_unary_op): Warn only if result
24661 overflowed and operands did not.
24662 (parser_build_binary_op): Likewise.
24663 (convert_for_assignment): Remove redundant overflow_warning.
24664 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
24666 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24668 * c-typeck.c (store_init_value): Split over two lines to follow
24669 the GNU coding style.
24671 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
24673 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
24674 __GXX_EXPERIMENTAL_CXX0X__.
24675 * doc/cpp.texi: Same.
24677 2007-01-05 Richard Guenther <rguenther@suse.de>
24679 PR middle-end/27826
24680 * tree.c (get_narrower): Do not construct COMPONENT_REFs
24681 with mismatched types. Instead explicitly build a
24682 conversion NOP_EXPR.
24684 2007-01-05 Ian Lance Taylor <iant@google.com>
24686 * c-common.c (decl_with_nonnull_addr_p): New function.
24687 (c_common_truthvalue_conversion): Call it.
24688 * c-typeck.c (build_binary_op): Likewise.
24689 * c-common.h (decl_with_nonnull_addr_p): Declare.
24691 2007-01-05 Jakub Jelinek <jakub@redhat.com>
24694 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
24697 2007-01-05 Joel Brobecker <brobecker@adacore.com>
24699 * doc/install.texi (Final install): Document the fact that
24700 the GNAT runtime should not be stripped.
24702 2007-01-04 Jan Hubicka <jh@suse.cz>
24704 * tree-inline.c (fold_marked_statements): Update operand caches
24705 and EH after folding
24707 2007-01-04 Ian Lance Taylor <iant@google.com>
24709 * c-common.c (check_function_nonnull): Whitespace fix.
24711 2007-01-04 Jan Hubicka <jh@suse.cz>
24713 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
24714 comitted older version of patch.
24715 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
24716 function, celanup cfg and collect garbage.
24718 2007-01-04 Mike Stump <mrs@apple.com>
24720 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
24723 2007-01-04 Eric Christopher <echristo@apple.com>
24725 * libgcc2.c (__bswapsi2): Use SItype.
24726 (__bswapdi2): Use DItype.
24727 * libgcc2.h: Update for above.
24729 2007-01-04 Paul Brook <paul@codesourcery.com>
24731 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
24732 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
24733 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
24734 umulsidi3, umulsidi3adddi, smulsi3_highpart,
24735 umulsi3_highpart): Make conditional on !arm_arch6.
24736 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
24737 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
24738 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
24739 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
24740 umulsi3_highpart_v6): New insns.
24742 2007-01-04 Roger Sayle <roger@eyesopen.com>
24744 * fold-const.c (fold_convert): When casting an expression to void,
24745 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
24746 have a type. Instead of attempting to build a NOP_EXPR, return
24747 these "special" trees directly.
24749 2007-01-04 Joseph Myers <joseph@codesourcery.com>
24751 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
24752 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
24753 rs6000_cost->fp not 0 as adjustment for outer NEG.
24755 2007-01-04 Jan Hubicka <jh@suse.cz>
24757 * cgraph.c (cgraph_release_function_body): New function.
24758 (cgraph_remove_node): Use it.
24759 * cgraph.h (cgraph_release_function_body): Declare.
24760 * cgraphunit.c (cgraph_expand_function): Use it.
24761 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
24762 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
24763 is initialized and while compilation of other function is running.
24764 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
24765 statement CFG annotations from here to ...
24766 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
24768 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
24770 * cfgloop.h (enum li_flags): Make the constants powers of two.
24772 2007-01-04 Jan Hubicka <jh@suse.cz>
24774 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
24776 (fold_marked_statements): New function.
24777 (optimize_inline_calls, tree_function_versioning): Fold new statements.
24778 * tree-inline.h (copy_body_data): Add statements_to_fold.
24780 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
24782 * config.gcc: Mention libgcc/config.host.
24783 * Makefile.in: Update comments mentioning libgcc.
24784 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
24785 (all.cross, start.encap, rest.encap, rest.cross): Update
24786 dependencies for libgcc move.
24787 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
24788 (clean-target, clean-target-libgcc): Delete.
24789 (srcdirify, GCC_EXTRA_PARTS): New macros.
24790 (libgcc-support, libgcc.mvars): New rules.
24791 (distclean): Remove mention of mklibgcc.
24792 (install): Don't reference INSTALL_LIBGCC.
24793 (install-common): Don't reference EXTRA_PARTS.
24794 (install-libgcc, install-multilib): Delete rules.
24795 * mklibgcc.in: Delete file.
24796 * doc/configfiles.texi: Don't mention mklibgcc.
24798 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
24799 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
24800 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
24801 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
24802 (mklibgcc, ldblspecs): Likewise.
24804 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
24805 (posixpre.def): Use $(T).
24806 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
24807 (SHLIB_SRC, SHLIB_INSTALL): Delete.
24808 (SHLIB_LINK): Make dummy.
24809 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
24811 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
24813 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
24814 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
24815 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
24816 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
24818 * configure.ac (all_outputs): Remove mklibgcc.
24819 * configure: Regenerated.
24821 2007-01-03 Josh Conner <jconner@apple.com>
24823 PR middle-end/29683
24824 * calls.c (compute_argument_addresses): Set stack and stack_slot
24825 for partial args, too.
24826 (store_one_arg): Use locate.size.constant for the size when
24827 generating a save_area.
24829 2007-01-03 Robert Kennedy <jimbob@google.com>
24831 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
24832 whose definitions are deleted due to basic block merging.
24834 2007-01-03 Paul Brook <paul@codesourcery.com>
24837 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
24839 (use_return_insn): Return 0 for Thumb interrupt functions.
24840 (print_multi_reg): Add rfe argument for IRQ returns.
24841 (arm_output_epilogue): Pop interrupt return address directly into PC.
24842 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
24844 2007-01-03 Paul Brook <paul@codesourcery.com>
24846 Merge from sourcerygxx-4_1.
24847 * config/arm/thumb2.md: New file.
24848 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
24850 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
24851 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
24852 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
24853 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
24855 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
24856 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
24858 * config/arm/ieee754-sf.S: Ditto.
24859 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
24860 (thumb1_base_register_rtx_p): ... to this.
24861 (thumb_index_register_rtx_p): Rename...
24862 (thumb1_index_register_rtx_p): ... to this.
24863 (thumb_output_function_prologue): Rename...
24864 (thumb1_output_function_prologue): ... to this.
24865 (thumb_legitimate_address_p): Rename...
24866 (thumb1_legitimate_address_p): ... to this.
24867 (thumb_rtx_costs): Rename...
24868 (thumb1_rtx_costs): ... to this.
24869 (thumb_compute_save_reg_mask): Rename...
24870 (thumb1_compute_save_reg_mask): ... to this.
24871 (thumb_final_prescan_insn): Rename...
24872 (thumb1_final_prescan_insn): ... to this.
24873 (thumb_expand_epilogue): Rename...
24874 (thumb1_expand_epilogue): ... to this.
24875 (arm_unwind_emit_stm): Rename...
24876 (arm_unwind_emit_sequence): ... to this.
24877 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
24878 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
24879 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
24880 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
24881 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
24882 thumb2_output_casesi): New functions.
24883 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
24884 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
24885 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
24886 THUMB2_WORK_REGS): Define.
24887 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
24888 arm_condexec_mask, arm_condexec_masklen)): New variables.
24889 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
24890 (arm_override_options): Check new CPU capabilities.
24891 Set new architecture flag variables.
24892 (arm_isr_value): Handle v7m interrupt functions.
24893 (user_return_insn): Return 0 for v7m interrupt functions. Handle
24895 (const_ok_for_arm): Handle Thumb-2 constants.
24896 (arm_gen_constant): Ditto. Use movw when available.
24897 (arm_function_ok_for_sibcall): Return false for v7m interrupt
24899 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
24900 (thumb_find_work_register, arm_load_pic_register,
24901 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
24902 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
24903 print_multi_reg, output_mov_long_double_fpa_from_arm,
24904 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
24905 output_mov_double_fpa_from_arm, output_move_double,
24906 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
24907 output_return_instruction, arm_output_function_prologue,
24908 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
24909 arm_output_mi_thunk, thumb_set_return_address): Ditto.
24910 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
24911 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
24912 (arithmetic_instr, shift_op): Use arm_shift_nmem.
24913 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
24915 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
24916 (thumb_expand_prologue): Use thumb_set_frame_pointer.
24917 (arm_file_start): Output directive for unified syntax.
24918 (arm_unwind_emit_set): Handle stack alignment instruction.
24919 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
24920 Add v6t2, v7, v7a, v7r and v7m.
24921 (RETLDM): Add Thumb-2 code.
24922 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
24923 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
24924 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
24925 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
24926 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
24927 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
24928 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
24929 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
24930 ADJUST_INSN_LENGTH): Define.
24931 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
24932 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
24933 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
24934 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
24935 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
24936 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
24937 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
24938 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
24939 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
24940 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
24941 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
24942 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
24943 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
24944 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
24945 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
24946 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
24947 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
24949 * config/arm/arm-tune.md: Regenerate.
24950 * config/arm/arm-protos.h: Update prototypes.
24951 * config/arm/vfp.md: Enable patterns for Thumb-2.
24952 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
24953 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
24954 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
24955 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
24956 * config/arm/libunwind.S: Add Thumb-2 code.
24957 * config/arm/constraints.md: Update include Thumb-2.
24958 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
24959 * config/arm/ieee754-df.S: Ditto.
24960 * config/arm/bpabi.S: Ditto.
24961 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
24962 * config/arm/predicates.md (low_register_operand,
24963 low_reg_or_int_operand, thumb_16bit_operator): New.
24964 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
24965 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
24966 * config/arm/t-arm-elf: Add armv7 multilib.
24967 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
24969 (UNSPEC_STACK_ALIGN, ce_count): New.
24970 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
24971 arm_zero_extendsidi2, arm_zero_extendqidi2): New
24973 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
24974 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
24975 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
24976 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
24977 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
24978 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
24980 * doc/extend.texi: Document ARMv7-M interrupt functions.
24981 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
24983 2007-01-03 Jakub Jelinek <jakub@redhat.com>
24985 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
24986 (struct _Unwind_Context): Rename args_size to flags, remove
24987 signal_frame field, add a new args_size field and version field.
24988 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
24989 _Unwind_IsExtendedContext): New inline functions.
24990 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
24991 Assume by_value array is only present if _Unwind_IsExtendedContext.
24992 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
24993 _Unwind_IsSignalFrame.
24994 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
24995 (uw_update_context_1): Use _Unwind_SetSignalFrame.
24996 (uw_init_context_1): Initialize context->flags to
24997 EXTENDED_CONTEXT_BIT.
24998 * config/rs6000/linux-unwind.h (frob_update_context): Use
24999 _Unwind_SetSignalFrame.
25001 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
25003 PR middle-end/30353
25004 * gimplify.c (gimplify_modify_expr_complex_part): Move below
25005 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
25008 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
25010 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
25011 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
25012 RET, AT_SP): Remove.
25013 * config/i386/i386.md (*sse_prologue_save_insn): Use return
25016 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25017 * cfgbuild.c (find_basic_blocks): Likewise.
25018 * cfgrtl.c (rtl_create_basic_block): Likewise.
25019 * function.c (temp_slots_at_level): Likewise.
25020 * reg-stack.c (stack_regs_mentioned): Likewise.
25021 * regclass.c (allocate_reg_info): Likewise.
25022 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25023 set_bb_for_stmt, move_block_to_fn): Likewise.
25024 * tree-complex.c (tree_lower_complex): Likewise.
25025 * vec.h (VEC_safe_grow_cleared): New.
25027 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
25029 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
25031 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
25032 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
25034 * cfgloopmanip.c (scale_loop_frequencies): Export.
25035 (loopify): Scale the frequencies by prescribed coefficients.
25036 (set_zero_probability): New function.
25037 (duplicate_loop_to_header_edge): Improve updating of frequencies.
25038 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
25039 and frequencies according to arguments.
25040 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
25042 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
25043 * modulo-sched.c (sms_schedule): Set probabilities for entering
25044 versioned loop correctly.
25045 * tree-vect-transform.c (vect_transform_loop): Ditto.
25046 * cfgloop.h (loopify, loop_version): Declaration changed.
25047 (scale_loop_frequencies): Declared.
25049 2007-01-02 Jan Hubicka <jh@suse.cz>
25051 * cgraph.c: Include tree-flow.h
25052 (cgraph_add_new-function): Handle IPA_SSA mode; execute
25053 early_local_passes.
25054 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
25055 * tree-pass.h (pass_all_early_optimizations): Declare.
25056 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
25057 early_local_passes.
25058 (cgraph_analyze_function): Do early_local_passes.
25059 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
25060 Do not add referenced vars.
25061 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
25063 (gate_all_early_local_passes): New gate.
25064 (pass_early_local_passes): Use new gate.
25065 (execute_early_local_optimizations): New functions.
25066 (gate_all_early_optimizations): New gate.
25067 (pass_all_early_optimizations): New pass.
25068 (execute_free_datastructures): Free SSA only when initialized.
25069 (gate_init_datastructures): Init only when optimizing.
25070 (tree_lowering_passes): Do early local passes when called late.
25071 * tree-profile.c (do_tree_profiling): Don't profile functions added
25073 (do_early_tree_profiling, pass_early_tree_profile): Kill.
25074 * tree-cfg.c (update_modified_stmts): Do not update when operands are
25076 * passes.c (init_optimizations_passes): Reorder so we go into SSA
25077 during early_local_passes.
25078 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
25081 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
25083 * Makefile.in: Update copyright year.
25085 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
25087 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
25088 in $(lang_checks) and check-consistency targets.
25090 2007-01-02 Jan Hubicka <jh@suse.cz>
25092 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
25093 Do not add referenced vars.
25094 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
25096 * passes.c (init_optimization_passes): Put mudflap_2 after
25097 free_datastructures.
25099 2007-01-02 Jan Hubicka <jh@suse.cz>
25101 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
25102 Set NOTHROW flag on call statements proved to be nothrow.
25103 Update statement of local calls so new pure/const functions are
25104 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
25106 (tree_rest_of_compilation): Register hooks and initialize bitmap
25107 early. Do not set after_inlining flag.
25109 2007-01-02 Steve Ellcey <sje@cup.hp.com>
25111 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
25112 HOST_BITS_PER_LONGLONG
25114 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25117 * c-typeck.c (store_init_value): Don't emit pedantic overflow
25118 warning for non-static initializers.
25120 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
25122 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
25123 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
25124 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
25125 Always use set_unique_reg_note to add REG_EQUAL notes.
25127 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25130 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25132 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25133 * cfgbuild.c (find_basic_blocks): Likewise.
25134 * cfgrtl.c (rtl_create_basic_block): Likewise.
25135 * function.c (temp_slots_at_level): Likewise.
25136 * reg-stack.c (stack_regs_mentioned): Likewise.
25137 * regclass.c (allocate_reg_info): Likewise.
25138 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25139 set_bb_for_stmt, move_block_to_fn): Likewise.
25140 * tree-complex.c (tree_lower_complex): Likewise.
25141 * vec.h (VEC_safe_grow_cleared): New.
25143 2007-01-02 Ian Lance Taylor <iant@google.com>
25145 * c-common.c (c_common_truthvalue_conversion): When warning about
25146 using an assignment as a truth value, set TREE_NO_WARNING.
25148 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25151 * c.opt (Wold-style-declaration): New.
25152 * doc/invoke.texi (C-only Warning Options): New.
25153 (Wold-style-declaration): Document it.
25154 (Wextra): Enabled by -Wextra.
25155 * c-opts.c (c_common_post_options): Enabled by -Wextra.
25156 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
25157 -Wold-style-declaration.
25159 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25161 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25162 * cfgbuild.c (find_basic_blocks): Likewise.
25163 * cfgrtl.c (rtl_create_basic_block): Likewise.
25164 * function.c (temp_slots_at_level): Likewise.
25165 * reg-stack.c (stack_regs_mentioned): Likewise.
25166 * regclass.c (allocate_reg_info): Likewise.
25167 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25168 set_bb_for_stmt, move_block_to_fn): Likewise.
25169 * tree-complex.c (tree_lower_complex): Likewise.
25170 * vec.h (VEC_safe_grow_cleared): New.
25172 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
25174 * c-common.c (c_common_nodes_and_builtins): Since variants of
25175 void_type_node get built before it is given a name, we need to
25176 give those variants the name, too.
25177 (complete_array_type): We need to work with the canonical main
25178 type of the array, from which we will build the qualified version.
25179 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
25180 * print-tree.c (print_node): Display canonical type information
25182 * stor-layout.c (layout_type): When we don't know the
25183 alignment of a type for which we're building an array, we end up
25184 guessing wrong, so make the type require structural equality.
25185 * tree.c (make_node_stat): When we build a new type, it is its
25186 own canonical type.
25187 (build_type_attribute_qual_variant): When building an attribute
25188 variant, its canonical type is the non-attribute variant. However,
25189 if the attributes are target-dependent and they differ, we need to
25190 use structural equality checks for this type.
25191 (build_qualified_type): A qualified type is not equivalent to its
25192 unqualified variant; set the canonical type appropriately.
25193 (build_distinct_type_copy): When building a distinct type from
25194 another type, the new type is its own canonical type.
25195 (build_variant_type_copy): When building a new type variant, we
25196 assume that it is equivalent to the original type.
25197 (build_pointer_type_for_mode): When building a pointer type, also
25198 build a canonical type pointer.
25199 (build_reference_type_for_mode): When building a reference type,
25200 also build a canonical type reference.
25201 (build_index_type): When we can't hash an index type (e.g.,
25202 because its maximum value is negative), the index type requires
25203 structural equality tests.
25204 (build_array_type): Build the canonical form of an array type.
25205 (build_function_type): Function types require structural equality,
25206 because they contain default arguments, attributes, etc.
25207 (build_method_type_directly): Ditto for method types.
25208 (build_offset_type): Build the canonical offset type.
25209 (build_complex_type): Build the canonical vector type.
25210 (make_vector_type): Build the canonical vector type.
25211 * tree.h (TYPE_CANONICAL): New.
25212 (TYPE_STRUCTURAL_EQUALITY_P): New.
25213 (SET_TYPE_STRUCTURAL_EQUALITY): New.
25214 (struct tree_type): Added "canonical" field.
25215 * params.h (VERIFY_CANONICAL_TYPES): New.
25216 * doc/c-tree.texi (TYPE_CANONICAL): Document.
25217 (TYPE_STRUCTURAL_EQUALITY_P): Document.
25218 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
25219 * doc/invoke.texi (verify-canonical-types): Document --param
25220 parameter for verifying canonical types.
25222 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25224 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
25225 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
25226 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
25227 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
25229 * config/rs6000/e500.h: New.
25230 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
25231 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
25233 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
25234 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
25235 TARGET_E500_DOUBLE): Remove.
25236 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
25237 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
25238 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
25239 * config/rs6000/rs6000.c (rs6000_override_options): Use
25240 CHECK_E500_OPTIONS.
25242 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25244 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
25245 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
25246 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
25247 rs6000_emit_cmove): Don't check TARGET_E500.
25248 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
25249 sordered): Don't check TARGET_E500.
25251 2007-01-01 Eric Christopher <echristo@apple.com>
25253 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
25254 HARD_REGISTER_NUM_P.
25256 2007-01-01 Roger Sayle <roger@eyesopen.com>
25258 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
25259 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
25260 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
25263 2007-01-01 Mike Stump <mrs@apple.com>
25265 * configure.ac: Remove support for building with Apple's gcc-3.1.
25267 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25269 PR middle-end/30311
25270 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
25271 REG is a hard register. Do not modify REG before calling
25273 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
25274 multiple of the size of YMODE for certain lowpart cases.
25276 2007-01-01 Andrew Pinski <pinskia@gmail.com>
25278 PR middle-end/30253
25279 * gimplify (voidify_wrapper_expr): Update for
25280 GIMPLE_MODIFY_STMT.
25282 2007-01-01 Andreas Schwab <schwab@suse.de>
25285 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
25286 save of BR0 in extra_spill_size instead of spill_size.
25287 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
25289 (ia64_expand_epilogue): Restore BR0 from its new location.
25291 2007-01-01 Andrew Pinski <pinskia@gmail.com>
25293 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
25294 Use a temporary variable if the left hand side is not a gimple
25297 2007-01-01 Andrew Pinski <pinskia@gmail.com>
25299 * gimplify.c (gimplify_return_expr): Make the temporary variable
25300 for the return expression, a gimple register variable.
25302 2007-01-01 Jan Hubicka <jh@suse.cz>
25304 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
25307 2007-01-01 Mike Stump <mrs@apple.com>
25309 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
25311 * config/darwin.c (machopic_select_rtx_section): Use
25312 HAVE_GAS_LITERAL16.
25313 (darwin_mergeable_constant_section): Likewise.
25314 * configure: Regenerate.
25315 * config.in: Regenerate.
25317 2007-01-01 Jan Hubicka <jh@suse.cz>
25318 Andrew Pinski <pinskia@gmail.com>
25320 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
25321 before starting IPA passes.