1 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
4 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
5 note, remove the associated REG_RETVAL note.
7 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
9 * config.gcc (powerpc*-*-*): Install
10 spu2vmx.h, vec_types.h, and si2vmx.h headers.
11 * config/rs6000/spu2vmx.h: New header.
12 * config/rs6000/si2vmx.h: New header.
13 * config/rs6000/vec_types.h: New header.
15 2007-09-05 Ben Elliston <bje@au.ibm.com>
17 * varasm.c (initializer_constant_valid_p): Fix comment typo.
19 2007-09-05 Ben Elliston <bje@au.ibm.com>
21 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
23 (__stdcx): Make asm volatile.
24 (__stwcx, __stdcx): Return only 0 or 1.
26 2007-09-05 Jan Hubicka <jh@suse.cz>
30 2007-09-04 Jan Hubicka <jh@suse.cz>
31 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
33 2007-09-04 Richard Guenther <rguenther@suse.de>
34 * tree-ssa-operands.c (add_virtual_operand): Only mark
35 stores as has_volatile_ops if alias information is not available.
37 2007-09-05 Jakub Jelinek <jakub@redhat.com>
39 * config/rs6000/tramp.asm: Include config.h.
40 Check __PIC__ or __pic__ macro instead of SHARED.
42 PR rtl-optimization/32300
43 * see.c (see_copy_insn): New function.
44 (see_def_extension_not_merged, see_merge_one_use_extension,
45 see_merge_one_def_extension): Use it. Avoid changing
46 PREV_INSN/NEXT_INSN chains directly, insted emit insns
47 into sequences. Call df_insn_delete on temporary insns
48 that won't be emitted into the insn stream.
49 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
50 and run df_process_deferred_rescans () before run_fast_dce.
52 PR tree-optimization/33017
53 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
54 recurse for pure or const function calls.
56 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
58 * c-format.c: Include alloc-pool.h.
59 (check_format_info_main): New argument fwt_alloc. Use allocation
60 pool instead of GC. Remove GC deallocation code.
61 (check_format_arg): Create allocation pool, pass it to
62 check_format_info_main and free it afterwards.
63 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
65 2007-09-05 Ben Elliston <bje@au.ibm.com>
67 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
68 Rename count macro arugment for clarity.
69 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
70 (__protected_stream_set): Likewise, pass 0.
72 2007-09-04 Jan Hubicka <jh@suse.cz>
74 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
76 2007-09-04 Jan Hubicka <jh@suse.cz>
78 * invoke.texi (-finline-small-functions): Document.
79 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
80 when deciding what is inlinable.
81 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
82 (cgraph_decide_inlining_of_small_function): Handle new flags.
83 (cgraph_decide_inlining_incrementally): Likewise.
84 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
85 * common.opt (finline-small-functions): New.
86 * Makefile.in (build/gengtype.o-warn): Work around PR29478
88 2007-09-04 Richard Guenther <rguenther@suse.de>
90 * tree-ssa-operands.c (add_virtual_operand): Only mark
91 stores as has_volatile_ops if alias information is not available.
93 2007-09-04 Andrew Haley <aph@redhat.com>
95 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
97 2007-09-04 Andrew Haley <aph@redhat.com>
99 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
100 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
101 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
103 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
106 * common.opt: Mention ABI version 2 in comment.
108 2007-09-04 Jan Hubicka <jh@suse.cz>
110 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
111 (libfunc_entry): New structure.
112 (libfunc_hash): New hashtable.
113 (hash_libfunc): New function.
114 (eq_libfunc): New function.
115 (convert_optab_libfunc): New function.
116 (optab_libfunc): New function.
117 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
118 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
119 expand_float, expand_fix, new_optab, new_convert_optab):
120 Update for new libfunc API.
121 (init_libfunc, init_integral_libfuncs,
122 init_floating_libfuncs, init_interclass_conv_libfuncs
123 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
124 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
125 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
126 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
127 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
128 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
129 gen_extend_conv_libfunc): New.
130 (init_one_libfunc): Revamp for hashtables.
131 (set_conv_libfunc): Likewise.
132 (init_optabs): Initialize hashtable; use lazy initialization where
134 * optabs.h (optab_handlers): Move out of GGC.
135 (optab, convert_optab): Move out of GGC; add lazy gen info.
136 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
137 (optab_libfunc, convert_optab_libfunc): New.
138 * builtins.c (expand_builtin_powi): Update for new API.
139 * expr.c (convert_move): Likewise.
140 * expmed.c (expand_divmod): Likewise.
142 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
144 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
145 GOT pointer only if there is a constant pool. Use the allocated space
148 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
150 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
153 2007-09-04 Revital Eres <eres@il.ibm.com>
154 Richard Guenther <rguenther@suse.de>
155 R. Clint Whaley <whaley@cs.utsa.edu>
157 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
159 * tree-tailcall.c (process_assignment): Use -fassociative-math
160 when reodering operands of floating-point type.
161 * fold-const.c (fold_comparison, fold_binary): Use
162 -fassociative-math and -freciprocal-math instead of
163 -funsafe-math-optimization flag.
164 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
165 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
166 -freciprocal-math instead of -funsafe-math-optimizations.
167 * opts.c (set_fast_math_flags): Set -freciprocal-math and
168 -fassociative-math when -ffast-math is set.
169 (set_unsafe_math_optimizations_flags): New Function
170 to set -freciprocal-math and -fassociative-math when
171 -funsafe-math-optimizations is set.
172 (common_handle_option): Call it.
173 * tree-vectorizer.c (vect_is_simple_reduction): Use
174 -fassociative-math when doing reduction on floats.
175 * loop-unroll.c (analyze_insn_to_expand_var): Use
176 -fassociative-math when expanding an accumulator of type float.
177 * simplify-rtx.c (simplify_binary_operation_1): Use
178 -fassociative-math and -freciprocal-math when reordeing operands
179 of floating-point type.
180 * combine.c (combine_simplify_rtx): Likewise.
181 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
183 * common.opt (-fassociative-math, -freciprocal-math): New flags.
185 2007-09-04 Paolo Carlini <pcarlini@suse.de>
188 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
190 2007-09-04 Jan Hubicka <jh@suse.cz>
192 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
194 2007-09-04 Jan Hubicka <jh@suse.cz>
196 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
197 and corresponding MATCH_DUP.
199 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
202 * combine.c (subst): Do not try to simplify X if it represents load
203 of FP constant from the constant pool via float extension.
205 2007-09-04 Ben Elliston <bje@au.ibm.com>
207 * c-opts.c: Include "tm_p.h".
208 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
210 2007-09-04 Richard Guenther <rguenther@suse.de>
212 PR tree-optimization/33291
213 * tree-pretty-print.c (dump_generic_node): Dump all
214 qualifiers for pointer types, not only first. Dump
215 qualifiers for aggregate types as well.
216 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
217 use the canonical type for building ARRAY_REFs.
218 * gimplify.c (canonicalize_addr_expr): Clean up. The
219 correct validness check is compatibility of the pointer
220 types. Always use the canonical type for building
221 ARRAY_REFs and ADDR_EXPRs.
222 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
223 change that disabled propagation of ADDR_EXPRs into statements
226 2007-09-03 Zack Weinberg <zack@codesourcery.com>
228 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
229 (umulsi3_highpart): Make into expanders; existing insns are
230 now named *[insn]_nov6. Add stars to existing [insn]_v6
233 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
235 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
236 (unprotoize.o): Remove SHLIB_MULTILIB.
238 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
240 * doc/extend.texi: Document progmem attribute for AVR.
242 2007-09-03 Anatoly Sokolov <aesok@post.ru>
245 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
247 2007-09-03 Zack Weinberg <zack@codesourcery.com>
249 * optabs.c (expand_ffs): Initialize val and defined_at_zero
252 * optabs.c: Remove unnecessary forward declarations.
253 (expand_unop_direct): New, broken out of expand_unop.
254 (expand_doubleword_clz): New.
255 (expand_ctz): Move above expand_ffs. Use
256 start_sequence, end_sequence, add_equal_note, and
257 expand_unop_direct. Add more commentary.
258 (expand_ffs): Try both ctz optab and expand_ctz.
259 Generate a test and branch if the hardware doesn't give us
260 a useful value for input zero. Style improvements similar to
263 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
265 2007-09-03 Zack Weinberg <zack@codesourcery.com>
267 * config.gcc: Delete stanza for arm-semi-aof and
268 armel-semi-aof targets.
269 * config/arm/arm-protos.h
271 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
272 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
273 delete aof_pic_label and remove mention of AOF in comments.
274 * config/arm/arm.md: Delete patterns used only for AOF assembly.
276 * config/arm/semiaof.h
277 * config/arm/t-semi: Delete file.
279 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
281 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
282 CONST_CAST_BB): New macros for type-specific casts.
283 (CONST_CAST): Add a TYPE parameter and define it in terms of
286 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
287 * c-lex.c (cb_ident, lex_string): Likewise,
288 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
289 * config/i386/i386.c (ix86_function_regparm,
290 ix86_function_sseregparm): Use CONST_CAST_TREE.
291 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
293 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
294 give_switch, set_multilib_dir): Likewise,
295 * gengtype-parse.c (string_seq, typedef_name): Likewise,
296 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
297 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
298 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
299 * prefix.c (update_path): Likewise,
300 * pretty-print.c (pp_base_destroy_prefix): Likewise,
301 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
302 * tree-cfg.c (tree_can_merge_blocks_p,
303 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
304 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
305 * tree.c (build_string): Supply a TYPE for CONST_CAST.
306 (attribute_list_contained): Use CONST_CAST_TREE.
308 2007-09-03 Krister Walfridsson <cato@df.lth.se>
310 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
312 2007-09-03 Richard Sandiford <richard@codesourcery.com>
315 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
316 before forcing them into a register.
318 2007-09-03 Richard Sandiford <richard@codesourcery.com>
320 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
321 rather than define_code_macro.
323 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
325 * gcc.c (xputenv): New function.
326 (putenv_from_prefixes): Use xputenv instead of putenv.
327 (process_command): Use xputenv instead of putenv.
328 (set_collect_gcc_options): Use xputenv instead of putenv.
329 (main): Use xputenv instead of putenv.
331 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
333 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
334 availability of swap instruction.
335 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
337 2007-09-03 Revital Eres <eres@il.ibm.com>
339 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
342 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
343 Ayal Zaks <zaks@il.ibm.com>
344 Revital Eres <eres@il.ibm.com>
346 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
347 compute_split_row): New functions.
348 (ps_unschedule_node): Remove.
349 (normalize_sched_times): Iterate over the already scheduled
350 insns instead of the number of nodes.
351 (MAX_SPLIT_NUM): New definition.
352 (sms_schedule_by_order): Change the scheduling heuristic to
353 avoid useless increases of initiation interval ii.
354 (get_sched_window): Add dump printouts.
356 2007-09-02 David Daney <ddaney@avtrex.com>
358 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
359 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
360 (optab, insn): Add more attributes.
361 (fetchop_bit): New code macro.
362 (immediate_insn): New code macro attribute.
363 (sync): Change condition to ISA_HAS_SYNC.
364 (rdhwr): Change predicate for operand 0 to register_operand.
365 (memory_barrier): New expand.
366 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
367 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
368 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
369 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
370 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
371 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
372 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
373 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
374 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
376 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
377 Hans-Peter Nilsson <hp@axis.com>
379 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
380 Defined to describe availability and behavior of CLZ.
381 * config/cris/cris.md (clzsi2): Implement using lz instruction.
382 * config/cris/cris.opt: Tweak comment for "-metrax4".
383 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
384 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
385 (count_leading_zeros): Define.
387 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
389 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
391 2007-09-02 Joseph Myers <joseph@codesourcery.com>
394 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
397 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
399 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
400 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
401 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
402 sched-deps.c, sched-int.h, system.h, target.h,
403 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
404 tree.def: Fix comment typos.
406 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
408 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
409 (override_options): Turn on -mstrict-align on non-ColdFire
411 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
413 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
415 * c-common.c (const_strip_array_types): Delete.
416 * c-common.h (const_strip_array_types): Likewise.
417 * emit-rtl.c (const_next_insn, const_previous_insn,
418 const_next_nonnote_insn, const_prev_nonnote_insn,
419 const_next_real_insn, const_prev_real_insn,
420 const_next_active_insn, const_prev_active_insn, const_next_label,
421 const_prev_label): Delete.
422 * gimple-low.c (block_may_fallthru): Use expr_last.
423 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
424 * rtl.h (const_previous_insn, const_next_insn,
425 const_prev_nonnote_insn, const_next_nonnote_insn,
426 const_prev_real_insn, const_next_real_insn,
427 const_prev_active_insn, const_next_active_insn, const_prev_label,
428 const_next_label): Delete.
429 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
430 * system.h (CONST_CAST): Update comment.
431 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
432 (const_first_stmt, const_last_stmt): Delete.
433 (tree_block_ends_with_condjump_p): Use last_stmt.
434 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
435 * tree-iterator.c (const_expr_first, const_expr_last,
436 const_expr_only): Delete.
437 * tree.c (const_lookup_attribute): Likewise.
438 (attribute_list_contained): Use lookup_attribute.
439 * tree.h (const_lookup_attribute, const_expr_first,
440 const_expr_last, const_expr_only): Delete.
442 2007-09-01 Richard Guenther <rguenther@suse.de>
444 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
445 instead of TREE_THIS_VOLATILE.
446 * tree-ssa-operands.c (add_virtual_operand): Do not set
447 has_volatile_ops. Do not check s_ann for NULL.
448 (get_indirect_ref_operands): Likewise.
449 (get_expr_operands): Likewise. For all reference trees
450 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
451 check base of reference for TREE_THIS_VOLATILE.
453 2007-09-01 Richard Guenther <rguenther@suse.de>
455 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
456 between integral types. Also allow conversions between
459 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
461 * optabs.c (prepare_float_lib_cmp): Use
462 libgcc_cmp_return_mode instead of word_mode.
463 * config/dfp-bit.h: Likewise.
464 * config/fp-bit.h: Likewise.
465 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
467 (spu_libgcc_shift_count_mode): New function.
468 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
469 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
471 2007-08-31 Joseph Myers <joseph@codesourcery.com>
473 * tree-pretty-print.c: Include output.h.
474 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
475 HOST_WIDE_INT_PRINT_DEC.
476 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
478 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
480 PR rtl-optimization/33224
481 * loop-iv.c (latch_dominating_def): Check that the definition belongs
482 to the analysed region.
484 2007-08-31 Richard Guenther <rguenther@suse.de>
486 * function.c (allocate_struct_function): Do not set
487 current_function_returns_pointer.
488 * function.h (struct var_refs_queue): Remove.
489 (struct simple_obstack_stack): Likewise.
490 (struct function): Remove fixup_var_refs_queue member.
491 Remove returns_pointer flag.
492 (current_function_returns_pointer): Remove define.
494 2007-08-31 Nick Clifton <nickc@redhat.com>
496 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
497 secondary keys in order to obtain a stable sort.
499 2007-08-31 Nick Clifton <nickc@redhat.com>
502 * config/m32r/constraints.md: Add W constraint for integer zero.
503 * config/m32r/m32r.md (get_pc): Use W and i constraints.
504 Fix length calculation by using alternatives.
506 2007-08-31 Richard Sandiford <richard@codesourcery.com>
508 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
509 split out from expand_binop.
510 (avoid_expensive_constant): New function.
511 (expand_binop_directly): Remove commutative_op argument and
512 (expand_binop_directly): Remove commutative_op argument and
513 call cummutative_optab_p instead. Do not change op0 or op1
514 when swapping xop0 and xop1. Apply avoid_expensive_constant
515 to each argument after potential swapping. Enforce the
516 canonical order of commutative operands.
517 (expand_binop): Use shift_optab_p and commutative_optab_p.
518 Update the calls to expand_binop_directly. Only force constants
519 into registers when widening an operation. Only swap operands
520 once a direct expansion has been rejected.
521 (expand_twoval_binop): Only force constants into registers when
522 using a direct expansion.
524 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
526 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
527 (sched_analyze_insn): Don't postprocess speculative dependencies when
528 target has no scheduling.
529 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
530 'uninitialized' warning.
532 2007-08-31 Richard Guenther <rguenther@suse.de>
534 * tree.c (build_complex_type): Always set TYPE_NAME for
537 2007-08-31 Olivier Hainque <hainque@adacore.com>
539 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
540 internal macro. Default alignment factor for csect directives, chosen
541 to match what BIGGEST_ALIGNMENT allows.
542 (DATA_SECTION_ASM_OP): Use it.
543 * config/rs6000/rs6000.c
544 (rs6000_xcoff_output_readonly_section_asm_op):
545 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
546 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
548 2007-08-31 Olivier Hainque <hainque@adacore.com>
550 * dbxout.c (dbxout_block): Move declaration within the first
551 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
552 block to include the definition, together with the associated
555 2007-08-31 David Edelsohn <edelsohn@gnu.org>
556 Revital Eres <eres@il.ibm.com>
558 * doc/invoke.texi (-mpaired): Document flag.
559 * config.gcc: Include paired.h in powerpc extra_headers and
560 750cl.h in powerpc-*-linux*paired*.
561 * config/rs6000/rs6000.opt (-mpaired): New flag.
562 * config/rs6000/rs6000.c (paired_init_builtins,
563 paired_expand_builtin, paired_expand_lv_builtin,
564 paired_expand_stv_builtin, paired_expand_predicate_builtin):
565 New functions to support the paired single builtin functions.
566 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
567 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
569 (bdesc_paired_preds): New structure for paired predicate
571 (rs6000_expand_builtin): Expand paired single builtins.
572 (rs6000_init_builtins): Init paired single builtins.
573 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
574 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
575 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
576 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
577 (rs6000_vector_mode_supported_p): Support paired vector mode.
578 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
579 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
581 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
582 (DATA_ALIGNMENT): Likewise.
583 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
584 (rs6000_builtins): Add PAIRED builtins.
585 * config/rs6000/rs6000.md: Include paired.md.
586 * config/rs6000/paired.h: New.
587 * config/rs6000/paired.md: New.
588 * config/rs6000/750cl.h: New.
589 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
591 2007-08-30 Ollie Wild <aaw@google.com>
593 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
594 * gcc.c (default_compilers): Add -fno-directives-only to
597 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
601 * regclass.c (initial_fixed_regs): Revert previous change and make
603 (initial_call_used_regs): Likewise.
604 (initial_call_really_used_regs): Delete, reverting previous addition.
605 (initial_reg_names): Likewise.
606 (init_reg_sets): Revert previous change.
607 (saved_fixed_regs): New.
608 (saved_call_used_regs): New.
609 (saved_call_really_used_regs): New.
610 (saved_reg_names): New.
611 (save_register_info): New.
612 (restore_register_info): New.
613 (init_reg_sets_1): Replace reset of register info with call to
614 restore_register_info.
615 * rtl.h (save_register_info): Declare.
616 * toplev.c (backend_init): Call save_register_info.
618 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
620 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
621 from the original statement.
623 2007-08-30 Chao-ying Fu <fu@mips.com>
625 * c-lex.c (interpret_fixed): Declare.
626 (interpret_float): Process _Fract and _Accum.
627 (interpret_fixed): New function.
628 * final.c (output_addr_const): Process CONST_FIXED.
629 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
630 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
632 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
634 (simplify_immed_subreg): Support CONST_FIXED.
635 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
636 (simplify_subreg): Support CONST_FIXED.
638 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
640 * config/rs6000/ppu_intrinsics.h: New file.
641 * config.gcc (powerpc*-*-* <extra_headers>): Install
644 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
646 * cfg.c (dump_flow_info): Change to also print entry and exit
648 * print-rtl.c (print_rtl_single): Allow to print rtl with
651 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
653 * df-core.h (df_dump_region): New function.
654 * df.h (df_dump_region): New function.
655 * loop-invariant.c (find_defs): Add call to df_dump_region.
656 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
659 2007-08-30 Jakub Jelinek <jakub@redhat.com>
661 * decl.c (start_preparsed_function): Set
662 DECL_DISREGARD_INLINE_LIMITS for GNU_INLINE_P functions.
665 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
666 true if any of the compare_section_name calls returned true,
667 rather than if any returned false.
669 2007-08-30 Richard Guenther <rguenther@suse.de>
671 PR tree-optimization/33199
672 * tree-ssa-structalias.c (handle_lhs_call): New function.
673 (find_func_aliases): In non-IPA mode make sure that for
674 calls that return a pointer we add a constraint for the
675 result to point to anything.
677 2007-08-30 Richard Guenther <rguenther@suse.de>
679 * doc/invoke.texi (-mveclibabi): Document new target option.
680 * config/i386/i386.opt (-mveclibabi): New target option.
681 * config/i386/i386.c (ix86_veclib_handler): Handler for
682 vectorization library support.
683 (override_options): Handle the -mveclibabi option, initialize
684 the vectorization library handler.
685 (ix86_builtin_vectorized_function): As fallback call the
686 vectorization library handler, if set.
687 (ix86_veclibabi_acml): New static function for ACML ABI style
688 vectorization support.
690 2007-08-30 Jakub Jelinek <jakub@redhat.com>
692 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
693 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
694 SImode and update m. Don't run gen_lowpart_common on arbitrary
695 memory address, force it to register first.
698 * dce.c (dce_process_block): Don't delete setters of
699 artificially used registers.
701 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
703 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
704 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
705 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
707 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
709 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
711 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
712 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
714 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
716 * system.h: Activate -Wcast-qual as warning-only.
718 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
721 * config/rs6000/rs6000.c (compare_section_name): New function.
722 (rs6000_elf_in_small_data_p): Compare section prefixes instead
725 2007-08-29 Olivier Hainque <hainque@adacore.com>
727 * xcoffout.c: #include debug.h.
728 * Makefile.in (xcoffout.o): Add debug.h dependency.
730 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
732 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
733 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
735 2007-08-29 Richard Guenther <rguenther@suse.de>
737 * tree-pretty-print.c (dump_generic_node): Print
738 label DECL_UID as D.%u.
739 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
741 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
743 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
744 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
746 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
749 * tree.c (build_type_attribute_qual_variant): Set canonical types
750 on the final, unqualified attribute variant before building the
753 2007-08-29 Jie Zhang <jie.zhang@analog.com>
755 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
756 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
758 2007-08-29 Jie Zhang <jie.zhang@analog.com>
761 2007-08-29 Jie Zhang <jie.zhang@analog.com>
762 * config/bfin/bfin.md (composev2hi): Put operands into vector
765 2007-08-29 Jie Zhang <jie.zhang@analog.com>
767 * config/bfin/bfin.md (composev2hi): Put operands into vector
770 2007-08-29 Jie Zhang <jie.zhang@analog.com>
772 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
773 attribute when appropriate.
774 (bfin_handle_l1_text_attribute): New.
775 (bfin_handle_l1_data_attribute): New.
776 (bfin_attribute_table): Add attributes: l1_text, l1_data,
777 l1_data_A and l1_data_B.
778 * doc/extend.texi (node Function Attributes): Document l1_text
780 (Variable Attributes): Add Blackfin subsection. Document l1_data,
781 l1_data_A and l1_data_B variable attributes.
783 2007-08-28 Jie Zhang <jie.zhang@analog.com>
785 * config/bfin/bfin.opt (minline-plt): Add.
786 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
787 call to global functions.
788 * doc/invoke.texi (Option Summary): Mention -minline-plt.
789 (Blackfin Options): Document -minline-plt.
791 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
793 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
794 given a non-function.
795 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
797 2007-08-28 DJ Delorie <dj@redhat.com>
799 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
801 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
803 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
805 2007-08-28 Richard Guenther <rguenther@suse.de>
807 * tree.h (struct tree_function_decl): Increase size of
808 function_code bitfield.
810 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
811 Kazu Hirata <kazu@codesourcery.com>
813 * gcc/config/m68k/linux.h
814 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
815 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
816 (m68k_return_in_memory): New.
817 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
820 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
823 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
824 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
825 operand) when top VEC_SELECT extracts scalar element.
826 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
827 (*vec_extract_v4sf_mem): Ditto.
829 2007-08-28 Jakub Jelinek <jakub@redhat.com>
832 * passes.c (init_optimization_passes): Move pass_df_finish
833 after pass_postreload sublist.
835 PR rtl-optimization/33148
836 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
837 (neg (lt X 0)) if X has scalar int mode.
840 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
841 initializer, use build_vector_from_ctor if possible to create
842 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
843 even after this, return NULL.
845 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
847 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
849 2007-08-28 Richard Guenther <rguenther@suse.de>
851 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
852 (struct tree_function_decl): Make function_code a bitfield.
853 Add disregard_inline_limits flag.
854 * cgraphunit.c (cgraph_process_new_functions): Check
855 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
856 (cgraph_preserve_function_body_p): Likewise.
857 * ipa-inline.c (compute_inline_parameters): Likewise.
858 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
859 for GNU C extern inline functions.
860 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
861 * tree-inline.c (disregard_inline_limits_p): Remove.
862 * tree-inline.h (disregard_inline_limits_p): Likewise.
863 * c-common.c (handle_always_inline_attribute): Set
864 DECL_DISREGARD_INLINE_LIMITS.
865 * langhooks.c (add_builtin_function): Verify the function code
866 fits in the bitfield.
868 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
869 Vladimir Yanovsky <yanov@il.ibm.com>
870 Revital Eres <eres@il.ibm.com>
871 Andrey Belevantsev <abel@ispras.ru>
873 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
875 * modulo-sched.c: Add documentation regarding do-loop.
876 (doloop_register_get): Change number of arguments to support
877 the new do-loop pattern and check whether COUNT_REG has no other
878 occurences in the loop besides in the control part.
879 (duplicate_insns_of_cycles): Do not duplicate the insn which
880 changes count_reg as it is already adjusted.
881 (generate_prolog_epilog): New argument to support the new
882 do-loop pattern. Change the subtract instruction to use
883 expand_simple_binop. Call duplicate_insns_of_cycles with new
885 (sms_schedule): Call doloop_register_get and
886 generate_prolog_epilog with new argument. Do not handle loops
887 with single sets insns with subreg in their lhs.
888 * loop-doloop.c (doloop_optimize): Support for another do-loop
890 (doloop_condition_get): Gets an instruction instead of a pattern
891 and change the return condition when the do-loop pattern is
893 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
894 deps when considering to not create edges.
896 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
898 * doc/extend.texi (gnu_inline funtion attribute): Document C++
901 2007-08-27 Jason Merrill <jason@redhat.com>
904 * gimplify.c (gimplify_modify_expr): Discard the assignment of
905 zero-sized types after calling gimplify_modify_expr_rhs.
907 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
909 * regclass.c (init_reg_autoinc): Fix typo.
911 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
913 Fix PR tree-optimization/33173
914 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
916 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
919 * config/i386/i386.h (VALID_DFP_MODE_P): New.
920 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
923 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
924 David Ung <davidu@mips.com>
925 Nigel Stephens <nigel@mips.com>
927 Separate target-specific initialization from general
928 back-end initialization.
930 * toplev.c (init_alignments): New, split out from...
931 (process_options): ...here.
932 (backend_init_target): New, split out from...
933 (backend_init): ...here.
934 (lang_dependent_init_target): New, split out from...
935 (lang_dependent_init): ...here.
936 (target_reinit): New.
937 * toplev.h (target_reinit): Declare.
938 * expr.c (init_expr_target): Renamed from init_expr_once, since it
939 now can be called more than once. Update comments.
940 * expr.h (init_expr_target): Likewise.
941 * alias.c (init_alias_target): Renamed from init_alias_once, since it
942 now can be called more than once. Explicitly zero
943 static_reg_base_value.
944 * emit-rtl.c (init_emit_regs): New, split out from...
945 (init_emit_once): Here.
946 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
947 non-const, so that changes from command-line arguments can overwrite
948 values provided by the static initializers.
949 (initial_call_really_used_regs): New, used similarly to the above.
950 (initial_reg_names): Likewise.
951 (last_mode_for_init_move_cost): Promoted function-local static to
952 file-scope static to make it accessible outside init_move_cost.
953 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
954 Do not initialize inv_reg_alloc_order yet, either. Do initialize
955 reg_names since it is needed for parsing command-line options.
956 (init_move_cost): Use last_mode_for_init_move_cost instead of
957 function-local static.
958 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
959 call_really_used_regs now. Reinitialize reg_names. Also
960 initialize inv_reg_alloc_order. Zero reg_class_subunion and
961 reg_class_superunion. Clear losing_caller_save_reg_set.
962 Preserve global registers if called more than once. Reset
963 move cost, may_move_in_cost, may_move_out_cost, and
964 last_mode_for_init_move_cost.
965 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
966 can now be invoked more than once. Update comments.
967 (init_regs): Update comments.
968 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
969 and initial_call_really_used_regs, instead of the non-initial
970 variables. This allows us to save the command-line register settings
971 after target reinitialization.
972 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
973 * rtl.h (init_emit_regs): Declare.
974 (init_reg_modes_target, init_alias_target): Renamed as described
976 * reload1.c (init_reload): Update comments.
977 * optabs.c (init_optabs): Likewise.
978 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
980 2007-08-26 Chao-ying Fu <fu@mips.com>
982 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
985 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
987 * alias.c (memory_modified_1, memory_modified_in_insn_p):
989 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
991 * bb-reorder.c (copy_bb_p): Likewise.
992 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
993 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
994 block_ends_with_condjump_p): Likewise.
995 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
996 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
997 block_ends_with_condjump_p): Likewise.
998 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
999 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
1000 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
1001 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
1002 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
1003 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
1004 debug_true_const_tree instad of debug_true_tree.
1005 * debug.c (do_nothing_debug_hooks): Likewise.
1006 * debug.h (ignore_block, debug_true_const_tree): Constify.
1007 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
1008 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
1009 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
1010 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
1011 dbx_reg_number, is_based_loc, field_type,
1012 simple_type_align_in_bits, simple_decl_align_in_bits,
1013 simple_type_size_in_bits, field_byte_offset, insert_float,
1014 type_tag, member_declared_type, is_redundant_typedef,
1015 secname_for_decl, is_inlined_entry_point): Likewise.
1016 * emit-rtl.c (const_next_insn, const_previous_insn,
1017 const_next_nonnote_insn, const_prev_nonnote_insn,
1018 const_next_real_insn, const_prev_real_insn,
1019 const_next_active_insn, const_prev_active_insn, const_next_label,
1020 const_prev_label): Likewise.
1021 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
1023 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
1024 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
1025 sched_insn_is_legitimate_for_speculation_p): Likewise.
1026 * jump.c (reversed_comparison_code_parts,
1027 reversed_comparison_code, reversed_comparison, condjump_label):
1029 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
1030 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
1032 * rtl.h (const_previous_insn, const_next_insn,
1033 const_prev_nonnote_insn, const_next_nonnote_insn,
1034 const_prev_real_insn, const_next_real_insn,
1035 const_prev_active_insn, const_next_active_insn, const_prev_label,
1036 const_next_label, modified_between_p, modified_in_p,
1037 const_note_storeskeep_with_call_p, condjump_label,
1038 reversed_comparison, reversed_comparison_code,
1039 reversed_comparison_code_parts, memory_modified_in_insn_p,
1040 stack_regs_mentioned): Likewise.
1041 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
1042 keep_with_call_p): Likewise.
1043 * sched-deps.c (deps_may_trap_p, sched_get_condition,
1044 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
1045 sd_lists_size, sd_lists_empty_p): Likewise.
1046 * sched-int.h (sched_insns_conditions_mutex_p,
1047 haifa_classify_insn, no_real_insns_p,
1048 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
1049 sd_lists_size, sd_lists_empty_p): Likewise.
1050 * sdbout.c (sdb_debug_hooks): Likewise.
1051 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
1052 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
1053 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
1055 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
1056 tree_can_throw_internal): Likewise.
1057 * tree-flow-inline.h (phi_nodes): Likewise.
1058 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
1059 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
1060 * tree-gimple.c (const_get_call_expr_in): Likewise.
1061 * tree-gimple.h (const_get_call_expr_in): Likewise.
1062 * tree.c (const_lookup_attribute, attribute_list_equal,
1063 attribute_list_contained): Likewise.
1064 * tree.h (attribute_list_equal, attribute_list_contained,
1065 const_lookup_attribute): Likewise.
1066 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
1068 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
1070 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
1071 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
1073 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
1076 * config/alpha/constraints.md: Delete "svn:mime-type" property
1077 with svn propdel "svn:mime-type".
1079 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
1082 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
1083 non NOTE insn doesn't cross basic block.
1084 (noce_try_abs): Likewise.
1085 (noce_process_if_block): Likewise.
1087 2007-08-26 David Edelsohn <edelsohn@gnu.org>
1090 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
1091 operand without auto-inc-dec.
1092 * config/rs6000/rs6000.md (floatsidf2_internal): Use
1093 offsettable_mem_operand.
1094 (floatunssidf2_internal): Same.
1095 (fix_truncdfsi2_internal): Same.
1096 (floatsidf_ppc64): Same.
1097 (floatunssidf_ppc64): Same.
1098 (fix_trunctfsi2_internal): Same.
1100 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
1103 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
1104 pass defines needed for version.c.
1106 2007-08-25 Joseph Myers <joseph@codesourcery.com>
1108 * configure.ac (--debug-prefix-map check): Change assembler
1109 version presumed to have feature to 2.18.
1110 * configure: Regenerate.
1112 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1114 * c-common.c (vector_types_convertible_p,
1115 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
1116 self_promoting_args_p): Constify.
1117 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
1118 c_promoting_integer_type_p, self_promoting_args_p,
1119 anon_aggr_type_p, vector_types_convertible_p): Likewise.
1120 * c-decl.c (anon_aggr_type_p): Likewise.
1121 * * c-dump.c (dump_stmt): Likewise.
1122 * c-objc-common.c (has_c_linkage): Likewise.
1123 * c-tree.h (same_translation_unit_p): Likewise.
1124 * c-typeck.c (null_pointer_constant_p,
1125 tagged_types_tu_compatible_p, function_types_compatible_p,
1126 type_lists_compatible_p, lvalue_or_else, lvalue_p,
1127 comptypes_internal, struct tagged_tu_seen_cache,
1128 same_translation_unit_p, alloc_tagged_tu_seen_cache,
1129 c_size_in_bytes): Likewise.
1130 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
1131 hash_ptr, eq_ptr): Likewise.
1132 * langhooks-def.h (lhd_decl_ok_for_sibcall,
1133 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
1134 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
1135 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
1137 * optabs.c (optab_for_tree_code): Likewise.
1138 * optabs.h (optab_for_tree_code): Likewise.
1139 * rtl.h (simplify_rtx): Likewise.
1140 * simplify-rtx.c (simplify_rtx): Likewise.
1141 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
1142 dump_flag, dump_node): Likewise.
1143 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
1144 queue_and_dump_type, dump_flag): Likewise.
1145 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
1146 * tree-pass.h (dump_node): Likewise.
1147 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
1148 supportable_narrowing_operation): Likewise.
1149 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
1150 supportable_narrowing_operation): Likewise.
1151 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
1152 is_negative_overflow_infinity, is_positive_overflow_infinity,
1153 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
1154 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
1155 update_value_range, add_equivalence, ssa_name_nonnegative_p,
1156 ssa_name_nonzero_p, fp_predicate): Likewise.
1157 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
1158 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
1159 ssa_name_nonnegative_p): Likewise.
1161 2007-08-25 Hans Kester <hans.kester@ellips.nl>
1163 * config.gcc : Add x86_64-elf target.
1165 2007-08-25 Jakub Jelinek <jakub@redhat.com>
1167 * expr.c (store_expr): Fix order of store_by_pieces arguments.
1169 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
1170 Nigel Stephens <nigel@mips.com>
1174 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
1175 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
1176 * expr.c (SET_BY_PIECES_P): Define.
1177 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
1178 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
1179 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
1181 * expr.h (SET_RATIO): Define.
1182 (can_store_by_pieces, store_by_pieces): Update prototypes.
1183 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
1184 can_store_by_pieces/store_by_pieces.
1185 (expand_builtin_memcpy_args): Likewise.
1186 (expand_builtin_strncpy): Likewise.
1187 (expand_builtin_memset_args): Likewise. Also remove special case
1188 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
1189 decide what to do instead.
1190 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
1191 to can_store_by_pieces.
1193 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
1194 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
1196 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
1197 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
1198 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
1199 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
1200 (STORE_BY_PIECES_P): Define.
1202 2007-08-24 Tom Tromey <tromey@redhat.com>
1204 * varpool.c (varpool_last_needed_node): Fix comment typo.
1205 * c-decl.c (duplicate_decls): Fix comment typo.
1206 (clone_underlying_type): Update comment.
1208 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1210 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
1211 alpha_in_small_data_p, alpha_split_complex_arg,
1212 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
1214 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
1215 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
1217 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
1218 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
1219 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
1220 * config/darwin.c (darwin_binds_local_p): Likewise.
1221 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
1223 * config/i386/i386-protos.h (i386_pe_binds_local_p,
1224 i386_pe_valid_dllimport_attribute_p): Likewise.
1225 * config/i386/i386.c (ix86_function_regparm,
1226 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
1227 x86_can_output_mi_thunk, ix86_mangle_type,
1228 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
1229 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
1230 i386_pe_binds_local_p): Likewise.
1231 * config/ia64/ia64.c
1232 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
1233 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
1234 ia64_invalid_conversion, ia64_invalid_unary_op,
1235 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
1237 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
1238 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
1239 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
1240 * config/mips/mips.c (mips_use_blocks_for_constant_p,
1241 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
1242 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1243 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
1244 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
1245 * config/pa/pa.c (pa_commutative_p): Likewise.
1246 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
1248 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
1249 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
1250 rs6000_use_blocks_for_constant_p,
1251 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
1252 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1253 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
1254 * config/s390/s390.c (s390_mangle_type,
1255 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
1257 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1258 th_in_small_data_p): Likewise.
1259 * config/sh/sh.c (sh_ms_bitfield_layout_p,
1260 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
1262 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
1263 sparc_mangle_type): Likewise.
1264 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
1265 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
1266 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
1268 * hooks.c (hook_bool_mode_const_rtx_false,
1269 hook_bool_mode_const_rtx_true,
1270 hook_bool_const_tree_hwi_hwi_const_tree_false,
1271 hook_bool_const_tree_hwi_hwi_const_tree_true,
1272 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
1273 hook_constcharptr_const_tree_null,
1274 hook_constcharptr_const_rtx_null,
1275 hook_constcharptr_const_tree_const_tree_null,
1276 hook_constcharptr_int_const_tree_null,
1277 hook_constcharptr_int_const_tree_const_tree_null): New.
1278 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
1279 hook_bool_tree_hwi_hwi_tree_false,
1280 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
1281 hook_int_tree_tree_1, hook_constcharptr_tree_null,
1282 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
1283 hook_constcharptr_int_tree_null,
1284 hook_constcharptr_int_tree_tree_null): Delete.
1285 (default_can_output_mi_thunk_no_vcall): Constify.
1286 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
1287 hook_bool_tree_hwi_hwi_tree_false,
1288 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
1289 hook_int_tree_tree_1, hook_constcharptr_tree_null,
1290 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
1291 hook_constcharptr_int_tree_null,
1292 hook_constcharptr_int_tree_tree_null): Delete.
1293 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
1294 hook_bool_const_tree_hwi_hwi_const_tree_false,
1295 hook_bool_const_tree_hwi_hwi_const_tree_true,
1296 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
1297 hook_constcharptr_const_tree_null,
1298 hook_constcharptr_const_rtx_null,
1299 hook_constcharptr_const_tree_const_tree_null,
1300 hook_constcharptr_int_const_tree_null,
1301 hook_constcharptr_int_const_tree_const_tree_null): New.
1302 (default_can_output_mi_thunk_no_vcall): Constify.
1303 * integrate.c (function_attribute_inlinable_p): Likewise.
1304 * integrate.h (function_attribute_inlinable_p): Likewise.
1305 * jump.c (rtx_renumbered_equal_p): Likewise.
1306 * output.h (decl_readonly_section, categorize_decl_for_section,
1307 default_use_anchors_for_symbol_p, default_binds_local_p,
1308 default_binds_local_p_1): Likewise.
1309 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
1311 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1312 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
1313 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
1314 TARGET_COMP_TYPE_ATTRIBUTES,
1315 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
1316 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
1317 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
1318 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
1319 TARGET_DWARF_CALLING_CONVENTION): Likewise.
1320 * target.h (can_output_mi_thunk, needs_block_p,
1321 first_cycle_multipass_dfa_lookahead_guard_spec,
1322 vector_alignment_reachable, comp_type_attributes,
1323 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
1324 commutative_p, use_blocks_for_constant_p,
1325 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
1326 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
1327 invalid_within_doloop, valid_dllimport_attribute_p,
1328 split_complex_arg, invalid_arg_for_unprototyped_fn,
1329 invalid_conversion, invalid_unary_op, invalid_binary_op):
1331 * targhooks.c (default_invalid_within_doloop,
1332 hook_invalid_arg_for_unprototyped_fn,
1333 default_builtin_vector_alignment_reachable): Likewise.
1334 (hook_bool_rtx_commutative_p): Delete.
1335 (hook_bool_const_rtx_commutative_p): New.
1336 * targhooks.h (default_invalid_within_doloop,
1337 default_builtin_vector_alignment_reachable,
1338 hook_invalid_arg_for_unprototyped_fn): Constify.
1339 (hook_bool_rtx_commutative_p): Delete.
1340 (hook_bool_const_rtx_commutative_p): New.
1341 * varasm.c (bss_initializer_p, decl_default_tls_model,
1342 categorize_decl_for_section, decl_readonly_section,
1343 default_use_anchors_for_symbol_p, default_binds_local_p,
1344 default_binds_local_p_1): Constify.
1346 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1348 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1349 __NO_BUILTIN if -fno-builtin.
1351 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1353 * config/bfin/bfin.c (print_operand): Report error instead of
1354 ICE for wrong operand.
1356 2007-08-24 Michael Matz <matz@suse.de>
1358 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
1360 2007-08-24 Richard Guenther <rguenther@suse.de>
1363 * tree-ssa.c (useless_type_conversion_p): Split into a
1364 recursive and a non-recursive part.
1365 (useless_type_conversion_p_1): New function.
1366 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
1367 from maybe_fold_offset_to_reference is trivially convertible
1368 to the desired type before doing the simplification.
1370 2007-08-24 Jakub Jelinek <jakub@redhat.com>
1372 * expr.c (store_expr): Optimize initialization of an array
1374 * expr.h (builtin_strncpy_read_str): New prototype.
1375 * builtins.c (builtin_strncpy_read_str): Remove prototype.
1378 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
1381 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
1382 field when initializing if_info structure.
1384 2007-08-24 Richard Guenther <rguenther@suse.de>
1386 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
1388 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
1389 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
1390 * tree-inline.c (inlinable_function_p): Fold in common parts of
1391 the cannot_inline_tree_fn langhook.
1392 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
1393 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
1394 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1395 cannot_inline_tree_fn langhook.
1396 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1397 cannot_inline_tree_fn member.
1399 2007-08-24 Richard Guenther <rguenther@suse.de>
1401 * expr.c (get_inner_reference): Do computation of bitoffset
1402 from offset in a way we can detect overflow reliably.
1404 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1406 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
1408 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1410 * config/bfin/bfin.opt (mfast-fp): Add.
1411 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
1412 libbffastfp override libgcc if -mfast-fp.
1413 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
1414 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
1415 (Blackfin Options): Document -mfast-fp.
1417 2007-08-24 Jakub Jelinek <jakub@redhat.com>
1419 PR tree-optimization/32573
1421 * tree-data-ref.c (initialize_data_dependence_relation): Clear
1422 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
1423 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
1424 (build_classic_dist_vector): Return false rather than true if
1425 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
1426 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
1427 returned false. Don't call save_dist_v before calling
1428 build_classic_dist_vector_1.
1429 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
1430 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
1431 DDR_DIR_VECTS vectors.
1433 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
1435 * configure.ac (leb128): Modify sed statement to work with any
1436 binutils version string.
1437 * configure: Regenerate
1439 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1441 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
1442 Wrap in RTX_CODE macro guard.
1443 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
1444 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
1445 arm_mark_dllimport, arm_pe_encode_section_info,
1446 arm_pe_unique_section): Use ISO-C function declarations.
1447 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
1448 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
1449 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
1451 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
1452 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
1454 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
1456 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
1457 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
1458 (register_move_cost): Use ISO-C function declarations.
1459 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
1460 * config/score/score-protos.h (score_declare_object): Add
1462 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
1464 * final.c (profile_function): Avoid empty if-bodies.
1467 * calls.c (must_pass_in_stack_var_size,
1468 must_pass_in_stack_var_size_or_pad): Constify.
1469 * config/alpha/alpha-protos.h (function_value): Likewise.
1470 * config/alpha/alpha.c (alpha_return_in_memory,
1471 alpha_pass_by_reference, function_value,
1472 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
1473 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
1475 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
1476 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1477 TARGET_PROMOTE_PROTOTYPES): Likewise.
1478 * config/arm/arm-protos.h (arm_return_in_memory,
1479 arm_pad_arg_upward, arm_function_value): Likewise.
1480 * config/arm/arm.c (arm_pass_by_reference,
1481 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
1482 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1483 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
1485 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
1486 * config/avr/avr-protos.h (avr_function_value): Likewise.
1487 * config/avr/avr.c (avr_return_in_memory,
1488 gas_output_limited_string, gas_output_ascii, avr_function_value,
1489 avr_return_in_memory): Likewise.
1490 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
1491 * config/bfin/bfin.c (bfin_pass_by_reference,
1492 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
1493 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
1495 * config/cris/cris.c (cris_pass_by_reference,
1496 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
1497 * config/crx/crx.c (crx_return_in_memory): Likewise.
1498 * config/darwin.c (function_base, machopic_function_base_name):
1500 * config/fr30/fr30.c (fr30_must_pass_in_stack,
1501 TARGET_PROMOTE_PROTOTYPES): Likewise.
1502 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
1503 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
1504 * config/i386/i386-protos.h (ix86_return_in_memory,
1505 ix86_sol10_return_in_memory): Likewise.
1506 * config/i386/i386.c (ix86_function_value,
1507 ix86_function_sseregparm, ix86_must_pass_in_stack,
1508 type_natural_mode, classify_argument, examine_argument,
1509 construct_container, ix86_pass_by_reference, function_value_32,
1510 function_value_64, ix86_function_value_1, return_in_memory_32,
1511 return_in_memory_64, return_in_memory_ms_64,
1512 ix86_return_in_memory, ix86_sol10_return_in_memory,
1513 TARGET_PROMOTE_PROTOTYPES): Likewise.
1514 * config/ia64/ia64-protos.h (ia64_function_value,
1515 ia64_hpux_function_arg_padding): Likewise.
1516 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
1517 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
1518 ia64_hpux_function_arg_padding): Likewise.
1519 * config/iq2000/iq2000-protos.h (function_arg,
1520 iq2000_function_value): Likewise.
1521 * config/iq2000/iq2000.c (iq2000_return_in_memory,
1522 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
1523 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1524 function_arg, iq2000_function_value): Likewise.
1525 * config/m32c/m32c-protos.h (m32c_function_value,
1526 m32c_promote_function_return): Likewise.
1527 * config/m32c/m32c.c (m32c_pass_by_reference,
1528 m32c_promote_prototypes, m32c_promote_function_return,
1529 m32c_function_value): Likewise.
1530 * config/m32r/m32r.c (m32r_return_in_memory,
1531 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
1532 m32r_in_small_data_p): Likewise.
1533 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
1535 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
1536 m68hc11_function_arg_padding): Likewise.
1537 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
1538 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
1539 m68k_function_value): Likewise.
1540 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
1541 mcore_function_value): Likewise.
1542 * config/mcore/mcore.c (handle_structs_in_regs,
1543 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
1544 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1545 mcore_num_arg_regs, mcore_function_value): Likewise.
1546 * config/mips/mips-protos.h (mips_pad_arg_upward,
1547 mips_function_value): Likewise.
1548 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
1549 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
1550 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1551 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
1552 mips_function_value): Likewise.
1553 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
1555 * config/mmix/mmix.c (mmix_pass_by_reference,
1556 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
1557 mmix_encode_section_info): Likewise.
1558 * config/mn10300/mn10300-protos.h (mn10300_function_value):
1560 * config/mn10300/mn10300.c (mn10300_return_in_memory,
1561 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
1562 mn10300_function_value): Likewise.
1563 * config/mt/mt-protos.h (mt_function_value): Likewise.
1564 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
1565 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
1566 * config/pa/pa-protos.h (function_arg_padding, function_value,
1567 pa_return_in_memory): Likewise.
1568 * config/pa/pa.c (pa_pass_by_reference,
1569 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1570 function_arg_padding, function_value, pa_return_in_memory):
1572 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
1573 * config/rs6000/rs6000-protos.h (rs6000_function_value,
1574 function_arg_padding): Likewise.
1575 * config/rs6000/rs6000.c (rs6000_return_in_memory,
1576 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
1577 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
1578 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1579 function_arg_padding, altivec_expand_dst_builtin,
1580 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
1581 altivec_init_builtins, rs6000_common_init_builtins,
1582 rs6000_function_value): Likewise.
1583 * s390/s390-protos.h (s390_function_value): Likewise.
1584 * config/s390/s390.c (s390_function_arg_size,
1585 s390_pass_by_reference, s390_return_in_memory,
1586 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
1587 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
1588 * config/score/score-protos.h (score_function_value): Likewise.
1589 * config/score/score.c (score_arg_partial_bytes,
1590 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1591 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
1592 score_pass_by_reference, score_add_offset, score_function_value):
1594 * config/sh/sh-protos.h (sh_attr_renesas_p,
1595 sh_promote_prototypes): Likewise.
1596 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
1597 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
1598 sh_attr_renesas_p): Likewise.
1599 * config/sparc/sparc-protos.h (function_value,
1600 function_arg_padding): Likewise.
1601 * config/sparc/sparc.c (sparc_promote_prototypes,
1602 sparc_return_in_memory, sparc_pass_by_reference,
1603 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1604 function_arg_record_value_2, function_arg_record_value_1,
1605 function_arg_record_value, function_arg_record_value,
1606 function_arg_padding, function_value): Likewise.
1607 * config/spu/spu-protos.h (spu_function_value): Likewise.
1608 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
1609 spu_function_value): Likewise.
1610 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
1612 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
1613 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
1614 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
1616 * config/v850/v850.c (v850_return_in_memory,
1617 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
1618 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
1619 * config/xtensa/xtensa.c (xtensa_return_in_msb,
1620 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
1621 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
1623 * explow.c (promote_mode, hard_function_value): Likewise.
1624 * expr.h (hard_function_value, promote_mode): Likewise.
1625 * function.c (aggregate_value_p): Likewise.
1626 * hooks.c (hook_bool_const_tree_true): New.
1627 * hooks.h (hook_bool_const_tree_true): New.
1628 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
1629 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1630 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1631 TARGET_RETURN_IN_MSB): Likewise.
1632 * target.h (promote_function_args, promote_function_return,
1633 promote_prototypes, return_in_memory, return_in_msb,
1634 pass_by_reference, must_pass_in_stack, callee_copies,
1635 function_value): Likewise.
1636 * targhooks.c (default_return_in_memory,
1637 hook_pass_by_reference_must_pass_in_stack,
1638 hook_callee_copies_named,
1639 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
1640 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
1641 default_function_value): Likewise.
1642 * targhooks.h (default_return_in_memory,
1643 hook_pass_by_reference_must_pass_in_stack,
1644 hook_callee_copies_named,
1645 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
1646 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
1647 default_function_value): Likewise.
1648 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
1649 (equiv_class_label_hash, equiv_class_label_eq): Constify.
1650 * tree-vectorizer.c (bb_in_loop_p): Likewise.
1651 * tree.c (needs_to_live_in_memory): Likewise.
1652 * tree.h (struct tree_type, needs_to_live_in_memory,
1653 aggregate_value_p, must_pass_in_stack_var_size,
1654 must_pass_in_stack_var_size_or_pad): Likewise.
1655 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
1656 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
1657 lookup_filename): Likewise.
1659 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
1662 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
1663 fake fcomi i387 instruction for !TARGET_CMOVE.
1664 (ix86_expand_branch): Expand natural sequence with one jump for
1665 all targets, not only TARGET_CMOVE.
1666 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
1667 pattern to implement fake fcomi sequence. Split instruction after
1668 reload to correct compare sequences.
1669 (*cmpfp_xf_cc): Ditto.
1670 (*cmpfp_<mode>_cc): Ditto.
1671 (*cmpfp_u_cc): Ditto.
1672 (*cmpfp_<mode>_cc): Ditto.
1674 2007-08-23 Richard Guenther <rguenther@suse.de>
1676 * tree-pretty-print.c (dump_generic_node): Annotate
1677 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
1679 2007-08-23 Richard Guenther <rguenther@suse.de>
1681 * builtins.c (expand_builtin_mathfn): Wrap argument in
1682 save_expr directly instead of re-building the call.
1683 (expand_builtin_mathfn_2): Likewise.
1684 (expand_builtin_mathfn_3): Likewise.
1685 (expand_builtin_interclass_mathfn): Likewise.
1686 (expand_builtin_int_roundingfn): Set arg.
1687 (expand_builtin_int_roundingfn_2): Likewise.
1689 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
1691 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
1692 *sse_nand<mode>3, *sse_xor<mode>3): New.
1694 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
1696 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
1697 * config/i386/i386.c (print_operand): Handle ';' code. Output
1698 semicolon for TARGET_MACHO.
1699 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
1700 emit semicolon after 'lock' prefix.
1701 (sync_double_compare_and_swap<mode>): Ditto.
1702 (*sync_double_compare_and_swapdi_pic): Ditto.
1703 (*sync_compare_and_swap_cc<mode>): Ditto.
1704 (sync_double_compare_and_swap_cc<mode>): Ditto.
1705 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
1706 (sync_old_add<mode>): Ditto.
1707 (sync_add<mode>): Ditto.
1708 (sync_sub<mode>): Ditto.
1709 (sync_ior<mode>): Ditto.
1710 (sync_and<mode>): Ditto.
1711 (sync_xor<mode>): Ditto.
1713 2007-08-22 Chao-ying Fu <fu@mips.com>
1715 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
1717 (copy_rtx): Handle CONST_FIXED.
1718 (rtx_equal_p): Likewise.
1719 * rtl.h (fixed_value.h): New include.
1720 (rtx_def): Add a new field of fixed_value to u.
1721 (XCNMPFV): Define for accessing fixed_value.
1722 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
1724 * rtl.def (CONST_FIXED): New constant.
1725 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
1726 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
1727 US_ASHIFT): New codes.
1728 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
1729 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
1730 unsigned_fract_convert, unsigned_sat_fract): Document them.
1731 * varasm.c (assemble_integer): Extend to support fixed-point constants
1732 by using different machine classes.
1733 (decode_addr_const): Handle FIXED_CST.
1734 (const_hash_1): Likewise.
1735 (compare_constant): Likewise.
1736 (copy_constant): Likewise.
1737 (const_rtx_hash_1): Handle CONST_FIXED.
1738 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1739 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1741 (initializer_constant_valid_p): Handle FIXED_CST.
1742 (output_constant): Support FIXED_POINT_TYPE.
1743 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
1744 * cse.c (hash_rtx): Support CONST_FIXED.
1745 (exp_equiv_p): Likewise.
1746 (cannon_reg): Likewise.
1747 (fold_rtx): Likewise.
1748 (equiv_constant): Likewise.
1749 (cse_process_notes_1): Likewise.
1750 (count_reg_usage): Likewise.
1751 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
1752 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
1753 (wrap_constant): Check CONST_FIXED.
1754 (cselib_hash_rtx): Support CONST_FIXED.
1755 (cselib_subst_to_values): Likewise.
1756 * df-scan.c (df_uses_record): Likewise.
1757 * gcse.c (want_to_gcse_p): Likewise.
1758 (oprs_unchanged_p): Likewise.
1759 (oprs_not_set_p): Likewise.
1760 (compute_transp): Likewise.
1761 (extract_mentioned_regs_helper): Likewise.
1762 * genemit.c (gen_exp): Likewise.
1763 * local-alloc.c (equiv_init_varies_p): Likewise.
1764 (contains_replace_regs): Likewise.
1765 (memref_referenced_p): Likewise.
1766 * loop-invariant.c (check_maybe_invariant): Likewise.
1767 (hash_invariant_expr_1): Likewise.
1768 (invariant_expr_equal_p): Likewise.
1769 * postreload-gcse.c (oprs_unchanged_p): Likewise.
1770 * regclass.c (reg_scan_mark_refs): Likewise.
1771 * regrename.c (scan_rtx): Likewise.
1772 * resource.c (mark_referenced_resources): Likewise.
1773 (mark_set_resources): Likewise.
1774 * rtlanal.c (rtx_unstable_p): Likewise.
1775 (rtx_varies_p): Likewise.
1776 (count_occurrences): Likewise.
1777 (reg_mentioned_p): Likewise.
1778 (modified_between_p): Likewise.
1779 (modified_in_p): Likewise.
1780 (volatile_insn_p): Likewise.
1781 (volatile_refs_p): Likewise.
1782 (side_effects_p): Likewise.
1783 (may_trap_p_1): Likewise.
1784 (inequality_comparisons_p): Likewise.
1785 (computed_jump_p_1): Likewise.
1786 (commutative_operand_precedence): Likewise.
1787 * sched-deps.c (sched_analyze_2): Likewise.
1788 * sched-vis.c (print_value): Likewise.
1789 * reload.c (operands_match_p): Likewise.
1790 (subst_reg_equivs): Likewise.
1791 * reload1.c (eliminate_regs_1): Likewise.
1792 (elimination_effects): Likewise.
1793 (scan_paradoxical_subregs): Likewise.
1794 * alias.c (rtx_equal_for_memref_p): Likewise.
1795 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
1796 * emit-rtl.c (const_fixed_htab): New hash table.
1797 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
1799 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
1800 const_fixed_from_fixed_value): New functions.
1801 (verify_rtx_sharing): Handle CONST_FIXED.
1802 (copy_rtx_if_shared_1): Likewise.
1803 (reset_used_flags): Likewise.
1804 (set_used_flags): Likewise.
1805 (copy_insn_1): Likewise.
1806 (init_emit_once): Create const_fixed_htab.
1807 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
1809 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
1811 PR tree-optimization/32949
1812 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
1813 before failing for ivs with non-constant step.
1815 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
1817 * doc/md.texi (Iterators): Renamed from Macros. All contents
1818 changed to reflect rename of respectively define_code_macro and
1819 define_mode_macro to define_code_iterator and define_mode_iterator.
1820 (Mode Iterators, Code Iterators): Similar.
1821 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
1822 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
1823 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
1824 (initialize_iterators, find_iterator, check_code_iterator)
1825 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
1826 (read_mapping, read_rtx_1): Similar.
1827 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
1828 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
1829 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
1830 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
1831 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
1832 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
1833 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
1834 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
1835 config/rs6000/sync.md, config/rs6000/rs6000.md,
1836 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
1837 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
1838 config/vax/vax.md, config/bfin/bfin.md: Similar.
1840 2007-08-22 David Daney <ddaney@avtrex.com>
1842 * doc/install.texi (Testing): Mention testing on a simulator.
1844 2007-08-22 Janis Johnson <janis187@us.ibm.com>
1846 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
1848 * doc/libgcc.texi (Decimal float library routines): Fix formatting
1849 and rearrange floating point conversion functions into different
1852 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1854 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
1855 dfa_post_advance_cycle): New scheduler hooks.
1856 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1857 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
1859 (TARGET_SCHED): Use them.
1860 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1861 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
1862 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
1864 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
1865 function to facilitate debugging.
1866 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
1867 (output_insn_has_dfa_reservation_p): New static function to output
1868 insn_has_dfa_reservation_p ().
1869 (write_automata): Use it.
1870 * genattr.c (main): Output declaration for
1871 insn_has_dfa_reservation_p ().
1873 2007-08-22 Christian Bruel <christian.bruel@st.com>
1874 Richard Guenther <rguenther@suse.de>
1876 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
1877 * simplify_rtx (simplify_binary_operation_1): Likewise.
1879 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
1881 PR rtl-optimization/32557
1882 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
1883 of REGNO (mws->mw_reg).
1885 2007-08-22 Richard Guenther <rguenther@suse.de>
1888 * builtins.c (expand_builtin_int_roundingfn): Replace call
1889 argument wrapped with SAVE_EXPR directly.
1890 (expand_builtin_int_roundingfn_2): Likewise.
1892 2007-08-22 Richard Guenther <rguenther@suse.de>
1894 * tree-inline.c (inlinable_function_p): Restore disregarding
1895 inline limits for GNU extern inline functions.
1897 2007-08-22 Richard Guenther <rguenther@suse.de>
1900 * tree.c (host_integerp): Treat sizetype as signed as it is
1903 2007-08-21 Ian Lance Taylor <iant@google.com>
1905 PR tree-optimization/33134
1906 * tree-vrp.c (adjust_range_with_scev): Call
1907 set_value_range_to_value.
1909 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
1911 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
1914 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
1916 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
1919 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
1921 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
1922 cases to set eight bytes at a time.
1923 (expand_block_move): Likewise.
1925 2007-08-21 Jakub Jelinek <jakub@redhat.com>
1928 * dwarf2out.c (gen_decl_die): Don't call
1929 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
1931 2007-08-21 Paul Brook <paul@codesourcery.com>
1932 Nathan Sidwell <nathan@codesourcery.com>
1933 Mark Mitchell <mark@codesourcery.com>
1934 Joseph Myers <joseph@codesourcery.com>
1936 * configure.ac: Add --with-pkgversion and --with-bugurl.
1937 * configure: Regenerate.
1938 * doc/install.texi: Document them.
1939 * version.c (version_string): Remove VERSUFFIX.
1940 (VERSUFFIX): Remove.
1941 (pkgversion_string): New.
1942 (bug_report_url): Do not hard-code initializer.
1943 * version.h (pkgversion_string): Declare.
1944 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
1946 (version.o): Define PKGVERSION and BUGURL.
1947 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
1948 (%.pod): Define BUGURL.
1949 * gcc.c (process_command, main): Use pkgversion_string.
1950 * toplev.c (compile_file, print_version): Likewise.
1951 * protoize.c (main): Likewise.
1952 * gcov.c (print_version): Likewise. Update copyright date.
1953 * gcov-dump.c (print_version): Likewise. Update copyright date.
1954 * mips-tdump.c (main): Likewise. Update copyright date.
1955 * mips-tfile.c (main): Likewise. Update copyright date.
1956 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
1957 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
1958 shorten description.
1959 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
1960 * doc/gccint.texi: Likewise.
1961 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
1962 Update copyright date.
1964 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
1966 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
1967 (ix86_expand_strlensi_unroll_1): Ditto.
1968 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
1969 (ix86_expand_carry_flag_compare): Update comment.
1971 2007-08-21 Jakub Jelinek <jakub@redhat.com>
1974 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
1975 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
1977 2007-08-21 Richard Guenther <rguenther@suse.de>
1979 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
1981 2007-08-21 Richard Guenther <rguenther@suse.de>
1984 * fold-const.c (fold_binary): Remove index +p PTR folding.
1985 Fix types of POINTER_PLUS_EXPR generated by folding of
1988 2007-08-20 Chao-ying Fu <fu@mips.com>
1990 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
1991 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
1992 RID_ONEWAY, so that it can be checked in declspecs_add_type.
1993 (c_common_fixed_point_type_for_size): Declare.
1994 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
1995 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
1996 (c_token_starts_declspecs): Likewise.
1997 (c_parser_declspecs): Likewise.
1998 (c_parser_attributes): Likewise.
1999 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
2000 (c_declspecs): Add saturating_p.
2001 * c-decl.c (build_null_declspecs): Initialize saturating_p.
2002 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
2003 _Sat. Handle RID_SAT.
2004 Avoid using void, bool, char, int, float, double, _Decimal32,
2005 _Decimal64, _Decimal128, and complex with _Sat.
2006 Handle RID_FRACT and RID_ACCUM.
2007 Make sure _Sat is used with _Fract or _Accum.
2008 (finish_declspecs): Handle cts_fract and cts_accum.
2009 * c-common.c (fixed-value.h): New include.
2010 (constant_expression_warning): Handle FIXED_CST.
2011 (overflow_warning): Likewise.
2012 (warnings_for_convert_and_check): Likewise.
2013 (c_common_fixed_point_type_for_size): New.
2014 (c_common_type_for_mode): Handle fixed-point modes to
2015 return various saturating/non-saturating, signed/unsigned types.
2016 (c_common_signed_or_unsigned_type): Support fixed-point types.
2017 (shorten_compare): Check fixed-point zero.
2018 Handle FIXED_POINT_TYPE.
2019 (c_common_truthvalue_conversion): Handle FIXED_CST.
2020 Handle FIXED_POINT_TYPE.
2021 (c_common_nodes_and_builtins): Record builtin types for fixed-point
2023 (handle_mode_attribute): Handle fixed-point modes. Need to check
2024 if the signness of base type and fixed-point modes are consistent.
2025 (handle_vector_size_attribute): Handle fixed-point modes.
2026 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
2027 (warn_for_div_by_zero): Check fixed-point zero.
2028 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
2029 a common fixed-point type based on fbit, ibit, sign, and saturation.
2030 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
2031 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
2032 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
2033 (convert_for_assignment): Support FIXED_POINT_TYPE.
2034 (digest_init): Handle FIXED_POINT_TYPE.
2035 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
2036 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2037 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
2038 GE_EXPR, LT_EXPR, GT_EXPR.
2039 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
2040 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
2041 * target.h (gcc_target): Add fixed_point_supported_p.
2042 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
2043 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
2044 (default_fixed_point_supported_p): Define.
2045 * targhooks.h (default_fixed_point_supported_p): Declare.
2046 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
2047 * doc/install.texi (Configuration): Add --enable-fixed-point.
2048 * configure.ac (--enable-fixed-point): New to enable fixed-point
2049 arithmetic extension to C. For mips targets, we enable it by default.
2050 * configure, config.in: Regenerate.
2052 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
2054 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
2056 2007-08-20 David Edelsohn <edelsohn@gnu.org>
2058 * dwarf2out.c (text_section_used): Move declaration outside ifdef
2059 DWARF2_DEBUGGING_INFO.
2060 (cold_text_section_used): Same.
2061 (cold_text_section): Same.
2063 2007-08-20 Richard Guenther <rguenther@suse.de>
2065 * c-typeck.c (convert_for_assignment): Use the type of
2066 the member for the initialization.
2068 2007-08-20 Richard Guenther <rguenther@suse.de>
2070 * c-objc-common.c (c_disregard_inline_limits): Remove.
2071 * c-objc-common.h (c_disregard_inline_limits): Likewise.
2072 * cgraphunit.c (cgraph_process_new_functions): Call
2073 disregard_inline_limits_p.
2074 (cgraph_preserve_function_body_p): Likewise.
2075 * ipa-inline.c (compute_inline_parameters): Likewise.
2076 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
2078 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
2079 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2080 disregard_inline_limits langhook.
2081 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
2083 * langhooks.h (lang_hooks_for_tree_inlining): Remove
2084 disregard_inline_limits langhook.
2085 * tree-inline.c (disregard_inline_limits_p): New function.
2086 * tree-inline.h (disregard_inline_limits_p): Declare.
2088 2007-08-20 Richard Guenther <rguenther@suse.de>
2090 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
2091 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
2092 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2093 auto_var_in_fn_p langhook.
2094 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
2096 * tree.c (auto_var_in_fn_p): ... here.
2097 (find_var_from_fn): Call auto_var_in_fn_p directly.
2098 * langhooks.h (lang_hooks_for_tree_inlining): Remove
2099 auto_var_in_fn_p langhook.
2100 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
2101 (copy_body_r): Likewise.
2102 (self_inlining_addr_expr): Likewise.
2103 * tree.h (auto_var_in_fn_p): Declare.
2105 2007-08-20 Richard Guenther <rguenther@suse.de>
2107 * tree.c (WALK_SUBTREE): Call walk_tree_1.
2108 (walk_type_fields): Take lh parameter.
2109 (walk_tree): Rename to ...
2110 (walk_tree_1): ... this. Do not call the walk_subtrees
2111 langhook but the now passed callback. Pass lh on recursion.
2112 (walk_tree_without_duplicates): Rename to ...
2113 (walk_tree_without_duplicates_1): ... this. Take lh parameter
2114 and call walk_tree_1.
2115 * tree.h (walk_tree_lh): New typedef.
2116 (walk_tree_1): Declare.
2117 (walk_tree_without_duplicates_1): Likewise.
2118 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
2119 (walk_tree_without_duplicates): New define to
2120 walk_tree_without_duplicates_1 with NULL lh parameter.
2121 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
2122 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
2124 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
2125 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
2126 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
2129 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
2132 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
2133 code in front of the compacting of basic blocks.
2134 Move the folding of statements inbetween the cgraph checking
2135 and compacting of basic blocks.
2137 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2138 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2141 * config/alpha/alpha.c (va_list_skip_additions): Check for
2142 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
2143 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
2144 PLUS_EXPR when checking ap.__base.
2145 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
2146 when doing addition on pointer types. Use size_int instead of
2148 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
2149 ptr_type in the second operand.
2151 2007-08-19 Andrew Pinski <pinskia@gmail.com>
2154 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
2156 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2159 * cfgexpand.c (expand_one_register_var): Mark pointer
2160 DECL_ARTIFICIAL as REG_POINTER also.
2161 * stmt.c (expand_decl): Likewise.
2163 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
2170 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
2171 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
2172 on_worklist argument and avoid adding things to worklist multiple
2174 (add_to_worklist): Ditto.
2175 (mark_aliases_call_clobbered): Mark entire structure clobbered if
2176 single SFT is clobbered.
2177 (set_initial_properties): Ditto.
2178 (compute_call_clobbered): Update for changes to function
2180 (create_overlap_variables_for): Always create SFT for offset 0.
2181 (create_structure_vars): Handle PHI's, since we are in SSA form at
2183 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
2184 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
2186 (add_vars_for_offset): Figure out aliases from access + points-to.
2187 (add_virtual_operand): Use add_vars-for_offset.
2188 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
2189 (add_call_clobber_ops): Remove makes_clobbering_call set.
2190 (get_expr_operands): Always pass through the INDIRECT_REF
2192 * tree-ssa-structalias.c (struct constraint_graph): Remove
2194 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
2195 address_taken, pt_used, number_incoming.
2196 (FIRST_ADDR_NODE): Removed.
2197 (merge_graph_nodes): Remove broken code for the moment.
2198 (init_graph): New function.
2199 (build_pred_graph): Remove code to init_graph.
2200 Add location equivalence support.
2201 (struct scc_info): Rename roots to deleted.
2203 (init_scc_info): Ditto
2204 (init_topo_info): Use graph->size.
2205 (compute_topo_order): Ditto.
2206 (do_da_constraint): Removed.
2207 (do_sd_constraint): Remove calls to find().
2208 set_union_with_increment should always get 0 as last arg here.
2209 (do_complex_constraint): Replace do_da_constraint with assert.
2211 (struct equiv_class_label): New.
2212 (pointer_equiv_class_table): Ditto.
2213 (location_equiv_class_table): Ditto.
2214 (equiv_class_label_hash): Ditto.
2215 (equiv_class_label_eq): Ditto
2216 (equiv_class_lookup): Ditto.
2217 (equiv_class_ladd): Ditto.
2218 (pointer_equiv_class): Ditto.
2219 (location_equiv_class): Ditto.
2220 (condense_visit): Rename and rewrite from label_visit to do only
2221 SCC related stuff for HU.
2222 (label_visit): Do HU work for HU.
2223 (perform_var_substitution): Update to do HU and location
2225 (free_var_substitution_info): Update to free HU and location
2226 equivalence structures. */
2227 (find_equivalent_node): Update for pointer but not location
2229 (unite_pointer_equivalences): New function.
2230 (move_complex_constraints): Rewrite to only do moving.
2231 (rewrite_constraints): Split out of move_complex_constraints.
2232 (solve_graph): Use graph->size.
2233 (process_constraint_1): Add from_call argument, use it.
2234 Split *a = &b into two constraints.
2235 (process_constraint): Use new process_constraint_1.
2236 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
2237 (get_constraint_for): Handle non-pointer integers properly.
2238 Remove code that used to handle structures.
2239 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
2240 with unknown addends.
2241 (handle_rhs_call): New function.
2242 (find_func_aliases): Use handle_rhs_call.
2243 (set_uids_in_ptset): Add an assert.
2244 (set_used_smts): Fix bug in not considering unified vars.
2245 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
2246 (compute_points_to_sets): Update for other function changes.
2247 (delete_points_to_sets): Ditto.
2248 (ipa_pta_execute): Ditto.
2249 (pass_ipa_pta): We need to update SSA after ipa_pta.
2251 2007-08-19 Jan Hubicka <jh@suse.cz>
2253 * i386.md: Replace "rim" and "mri" constraints by "g".
2255 2007-08-19 Joseph Myers <joseph@codesourcery.com>
2257 * dwarf2out.c (text_section_used, cold_text_section_used,
2258 cold_text_section, dwarf2out_note_section_used): New.
2259 (dwarf2out_init): Initialize cold_text_section.
2260 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
2261 dwarf2out_note_section_used.
2262 (size_of_aranges): Only count entry for text section if it was
2263 used. Count entry for cold text section if it was used.
2264 (output_aranges): Only output entries for text section and cold
2265 text section if they were used.
2267 2007-08-19 Andrew Pinski <pinskia@gmail.com>
2269 * tree-pretty-print.c (debug_generic_expr): Add a comment about
2271 (debug_generic_stmt): Likewise.
2272 (debug_tree_chain): Likewise.
2274 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
2276 * tree-data-refs.c (split_constant_offset): Expose.
2277 * tree-data-refs.h (split_constant_offset): Add declaration.
2279 * tree-vectorizer.h (dr_alignment_support): Renamed
2280 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
2281 Added a new value dr_explicit_realign.
2282 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
2283 dr_offset, dr_step, and dr_aligned_to, along with new access
2284 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
2285 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
2286 STMT_VINFO_DR_ALIGNED_TO.
2288 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
2290 In case of outer-loop vectorization with non-fixed misalignment - use
2291 the dr_explicit_realign scheme instead of the optimized realignment
2293 (new_stmt_vec_info): Initialize new fields.
2295 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
2296 'nested_in_vect_loop' case. Change verbosity level.
2297 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
2298 Don't fail on zero step in the outer-loop for loads.
2299 (vect_analyze_data_refs): Call split_constant_offset to calculate
2300 base, offset and init relative to the outer-loop.
2302 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
2303 BSI function argument with a new function argument - at_loop.
2304 Simplify the condition that determines STEP. Takes additional argument
2305 INV_P. Support outer-loop vectorization (handle the
2306 nested_in_vect_loop case), including zero step in the outer-loop. Call
2307 vect_create_addr_base_for_vector_ref with additional argument.
2308 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
2309 Updated function documentation. Handle the 'nested_in_vect_loop' case.
2310 Fixed and simplified calculation of step.
2311 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
2312 of bsi, and with additional argument. Call bump_vector_ptr with
2313 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
2314 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
2315 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
2316 when the realignment setup needs to take place inside the loop.
2317 Support the dr_explicit_realign scheme. Allow generating the optimized
2318 realignment scheme for outer-loop vectorization. Added documentation.
2319 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
2320 the 'nested_in_vect_loop' case, including loads that are invariant in
2321 the outer-loop and the realignment schemes. Handle the case when the
2322 realignment setup needs to take place inside the loop. Call
2323 vect_setup_realignment with additional arguments. Call
2324 vect_create_data_ref_ptr with additional argument and with loop instead
2325 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
2326 (vect_gen_niters_for_prolog_loop): Call
2327 vect_create_addr_base_for_vector_ref with additional arguments.
2328 (vect_create_cond_for_align_checks): Likewise.
2329 (bump_vector_ptr): Updated to support the new dr_explicit_realign
2330 scheme: takes additional argument bump; argument ptr_incr is now
2331 optional; updated documentation.
2332 (vect_init_vector): Takes additional argument (bsi). Use it, if
2333 available, to insert the vector initialization.
2334 (get_initial_def_for_induction): Pass additional argument in call to
2336 (vect_get_vec_def_for_operand): Likewise.
2337 (vect_setup_realignment): Likewise.
2338 (vectorizable_load): Likewise.
2340 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
2342 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
2343 as argument instead of struct loop.
2344 (nested_in_vect_loop_p): New function.
2345 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
2347 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
2348 from other phis in the loop.
2349 (destroy_loop_vec_info): Add additional argument to declaration.
2351 * tree-vectorizer.c (supportable_widening_operation): Also check if
2352 nested_in_vect_loop_p (don't allow changing the order in this case).
2353 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
2354 of struct loop. Call nested_in_vect_loop_p and don't require
2355 flag_unsafe_math_optimizations if it returns true.
2356 (new_stmt_vec_info): When setting def_type for phis differentiate
2357 loop-header phis from other phis.
2358 (bb_in_loop_p): New function.
2359 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
2360 just update their loop_vinfo. Order of BB traversal now matters -
2361 call dfs_enumerate_from with bb_in_loop_p.
2362 (destroy_loop_vec_info): Takes additional argument to control whether
2363 stmt_vinfo of the loop stmts should be destroyed as well.
2364 (vect_is_simple_reduction): Allow the "non-reduction" use of a
2365 reduction stmt to be defines by a non loop-header phi.
2366 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
2368 * tree-vect-transform.c (vectorizable_reduction): Call
2369 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
2370 (vectorizable_call): Likewise.
2371 (vectorizable_conversion): Likewise.
2372 (vectorizable_operation): Likewise.
2373 (vectorizable_type_promotion): Likewise.
2374 (vectorizable_type_demotion): Likewise.
2375 (vectorizable_store): Likewise.
2376 (vectorizable_live_operation): Likewise.
2377 (vectorizable_reduction): Likewise. Also pass loop_info to
2378 vect_is_simple_reduction instead of loop.
2379 (vect_init_vector): Call nested_in_vect_loop_p.
2380 (get_initial_def_for_reduction): Likewise.
2381 (vect_create_epilog_for_reduction): Likewise.
2382 (vect_init_vector): Check which loop to work with, in case there's an
2384 (get_initial_def_for_inducion): Extend to handle outer-loop
2385 vectorization. Fix indentation.
2386 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
2387 In the case vect_induction_def get the vector def from the induction
2388 phi node, instead of calling get_initial_def_for_inducion.
2389 (get_initial_def_for_reduction): Extend to handle outer-loop
2391 (vect_create_epilog_for_reduction): Extend to handle outer-loop
2393 (vect_transform_loop): Change assert to just skip this case. Add a
2395 (vect_finish_stmt_generation): Add a couple asserts.
2397 (vect_estimate_min_profitable_iters): Multiply
2398 cost of inner-loop stmts (in outer-loop vectorization) by estimated
2400 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
2401 this is an inner-loop reduction in outer-loop vectorization.
2403 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
2404 Same code as what used to be vect_analyze_scalar_cycles, only with
2405 additional argument loop, and loop_info passed to
2406 vect_is_simple_reduction instead of loop.
2407 (vect_analyze_scalar_cycles): Code factored out into
2408 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
2409 Updated documentation.
2410 (analyze_operations): Check for inner-loop loop-closed exit-phis during
2411 outer-loop vectorization that are live or not used in the outerloop,
2412 cause this requires special handling.
2413 (vect_enhance_data_refs_alignment): Don't consider versioning for
2415 (vect_analyze_data_refs): Check that there are no datarefs in the
2417 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
2418 and vect_used_in_outer_by_reduction cases.
2419 (process_use): Also consider the case of outer-loop stmt defining an
2420 inner-loop stmt and vice versa.
2421 (vect_analyze_loop_1): New function.
2422 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
2423 loops. Call vect_analyze_loop_1.
2424 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
2425 been vectorized. Call destroy_loop_vec_info with additional argument.
2427 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
2428 in the inner-loop when doing outer-loop vectorization. Add
2429 documentation and printout.
2430 (vect_recog_dot_prod_pattern): Likewise. Also add check for
2431 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
2433 2007-08-18 Andrew Pinski <pinskia@gmail.com>
2435 * tree-affine.h (print_aff): New prototype.
2436 (debug_aff): Likewise.
2437 * tree-affine.c (print_aff): New function.
2438 (debug_aff): Likewise.
2440 2007-08-18 Paul Brook <paul@codesourcery.com>
2441 Joseph Myers <joseph@codesourcery.com>
2443 * common.opt (-fdebug-prefix-map=): New option.
2444 * opts.c: Include debug.h.
2445 (common_handle_option): Handle -fdebug-prefix-map.
2446 * final.c: Include ggc.h.
2447 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
2448 remap_debug_filename): New.
2449 * Makefile.in (final.o, opts.o): Update dependencies.
2450 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
2451 * configure.ac: Check for assembler --debug-prefix-map support.
2452 * configure, config.in: Regenerate.
2453 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
2454 (ASM_DEBUG_SPEC): Include ASM_MAP.
2455 * doc/install.texi (--with-debug-prefix-map): Document.
2456 * doc/invoke.texi (-fdebug-prefix-map): Document.
2457 * dbxout.c (dbxout_init, dbxout_start_source_file,
2458 dbxout_source_file): Call remap_debug_filename.
2459 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
2460 dwarf2out_start_source_file, dwarf2out_finish): Call
2461 remap_debug_filename.
2462 (file_table_relative_p): Do not check d->emitted_number.
2463 * toplev.c (output_file_directive): Call remap_debug_filename.
2464 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
2465 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
2467 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2469 * loop-invariant.c (find_invariants_to_move): Add missing macro
2472 2007-08-17 Tom Tromey <tromey@redhat.com>
2474 * tree.h (struct tree_label_decl): Removed old "java" fields.
2476 2007-08-17 Richard Sandiford <richard@codesourcery.com>
2477 Nigel Stephens <nigel@mips.com>
2479 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
2480 Treat -mno-data-in-code and -mcode-xonly as aliases for
2481 -mcode-readable=no and -mcode-readable=pcrel respectively.
2482 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
2483 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
2484 (MULTILIB_DIRNAMES): Update accordingly.
2486 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
2488 * Makefile.in (version.o): Depend on $(REVISION) only if
2489 REVISION_s is defined.
2491 2007-08-17 Sa Liu <saliu@de.ibm.com>
2492 Ulrich Weigand <uweigand@de.ibm.com>
2495 * tree.c (reconstruct_complex_type): For a pointer to a vector,
2496 use build_qualified_type to retain qualifiers of the base type.
2498 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
2500 * config/score/score.md : Update pattern tablejump.
2501 * config/score/score.c : Update score_initialize_trampoline
2503 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
2504 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
2505 * doc/contrib.texi: Add my entry.
2507 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
2509 * Makefile.in (REVISION): New.
2512 (version.o): Also depend on $(REVISION). Add
2513 -DREVISION=$(REVISION_s).
2515 * version.c (version_string): Add REVISION.
2517 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
2519 * tree-eh.c (lower_try_finally_onedest): Reset the locus
2520 of GOTO that's relocated to a different block.
2522 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2524 * c-common.c (const_strip_array_types): New.
2525 * c-common.h (lang_missing_noreturn_ok_p): Delete.
2526 (const_strip_array_types): New.
2527 * c-objc-common.c (c_disregard_inline_limits,
2528 c_warn_unused_global_decl): Constify.
2529 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
2530 c_vla_type_p, c_incomplete_type_error): Likewise.
2531 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
2532 * hooks.c (hook_bool_const_tree_false): New.
2533 * hooks.h (hook_bool_const_tree_false): Likewise.
2534 * langhooks-def.h (lhd_warn_unused_global_decl,
2535 lhd_incomplete_type_error, lhd_expr_size,
2536 lhd_tree_inlining_disregard_inline_limits,
2537 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
2538 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
2539 * langhooks.c (lhd_warn_unused_global_decl,
2540 lhd_incomplete_type_error,
2541 lhd_tree_inlining_disregard_inline_limits,
2542 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
2543 lhd_expr_size): Likewise.
2544 * langhooks.h (lang_hooks_for_tree_inlining,
2545 lang_hooks_for_tree_dump, lang_hooks_for_types,
2546 lang_hooks_for_decls, lang_hooks): Likewise.
2547 * pointer-set.c (pointer_set_t, pointer_set_create,
2548 pointer_set_contains, insert_aux, pointer_set_insert,
2549 pointer_set_traverse, pointer_map_t, pointer_map_create,
2550 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
2552 * pointer-set.h (pointer_set_contains, pointer_set_insert,
2553 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
2554 pointer_map_traverse): Likewise.
2555 * predict.c (assert_is_empty): Likewise.
2556 * tree-affine.c (free_name_expansion): Likewise.
2557 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
2558 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
2559 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
2561 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
2563 * tree-vectorizer.c (new_loop_vec_info): Initialize new
2565 (destroy_loop_vec_info): Add call to VEC_free.
2566 * tree-vectorizer.h (may_alias_ddrs): Define.
2567 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
2568 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
2569 Change reporting to dump.
2570 (vect_is_duplicate_ddr): New.
2571 (vect_mark_for_runtime_alias_test): New.
2572 (vect_analyze_data_ref_dependences) Add call to
2573 vect_mark_for_runtime_alias_test.
2574 (vect_enhance_data_refs_alignment): Define local variable
2575 vect_versioning_for_alias_required, don't perform
2576 peeling for alignment if versioning for alias is
2578 (vect_enhance_data_refs_alignment): Use
2579 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
2580 PARAM_VECT_MAX_VERSION_CHECKS.
2581 * tree-vect-transform.c
2582 (vect_create_cond_for_alias_checks): New.
2583 (vect_transform_loop): Add call to
2584 vect_create_cond_for_alias_checks.
2585 (vect_vfa_segment_size): New.
2586 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
2588 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
2589 * gcc/doc/invoke.texi
2590 (vect-max-version-for-alignment-checks): Document.
2591 (vect-max-version-for-alias-checks): Document.
2592 (vect-max-version-checks): Remove.
2594 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
2596 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
2597 the same line as the instruction for all asm dialects.
2598 (*rep_movsi): Ditto.
2599 (*rep_movsi_rex64): Ditto.
2600 (*rep_movqi): Ditto.
2601 (*rep_movqi_rex64): Ditto.
2602 (*rep_stosdi_rex64): Ditto.
2603 (*rep_stossi): Ditto.
2604 (*rep_stossi_rex64): Ditto.
2605 (*rep_stosqi): Ditto.
2606 (*rep_stosqi_rex64): Ditto.
2607 (*cmpstrnqi_nz_1): Ditto.
2608 (*cmpstrnqi_nz_rex_1): Ditto.
2609 (*cmpstrnqi_1): Ditto.
2610 (*cmpstrnqi_rex_1): Ditto.
2611 (*strlenqi_1): Ditto.
2612 (*strlenqi_rex_1): Ditto.
2613 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
2614 prefix on the same line as the instruction for all asm dialects.
2615 (sync_double_compare_and_swap<mode>): Ditto.
2616 (*sync_double_compare_and_swapdi_pic): Ditto.
2617 (*sync_compare_and_swap_cc<mode>): Ditto.
2618 (sync_double_compare_and_swap_cc<mode>): Ditto.
2619 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
2620 (sync_old_add<mode>): Ditto.
2621 (sync_add<mode>): Ditto.
2622 (sync_sub<mode>): Ditto.
2623 (sync_ior<mode>): Ditto.
2624 (sync_and<mode>): Ditto.
2625 (sync_xor<mode>): Ditto.
2627 2007-08-16 Richard Sandiford <richard@codesourcery.com>
2630 * reload.c (find_reloads): Check that the memory returned by
2631 find_reloads_toplev was not the result of forcing a constant
2633 (find_reloads_toplev): Always use simplify_gen_subreg to get
2634 the subreg of a constant. If the result is also a constant,
2635 but not a legitimate one, force it into the constant pool
2636 and reload its address.
2638 2007-08-15 David Edelsohn <edelsohn@gnu.org>
2640 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
2643 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
2645 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
2646 directive for the current vector ABI.
2648 2007-08-15 Steve Ellcey <sje@cup.hp.com>
2651 * caller-save.c (reg_save_code): Set invalide status on restore code.
2653 2007-08-15 Diego Novillo <dnovillo@google.com>
2655 * tree-ssa-alias.c (compute_memory_partitions): Use
2656 alias_bitmap_obstack to allocate bitmaps.
2657 (reset_alias_info): Factor out of init_alias_info.
2658 Mark all name tags not associated to an SSA name for renaming.
2659 (init_alias_info): Call it.
2660 (create_name_tags): Tidy. Add comments.
2661 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
2663 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2665 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
2666 scheduler dependencies.
2668 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
2670 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
2672 (*iorsi_1_zext): Likewise.
2673 (*iorsi_1_zext_imm): Likewise.
2674 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
2675 with "rm"/"xm" constraint.
2676 (sse2_vmsqrtv2df2): Likewise.
2678 2007-08-15 Jakub Jelinek <jakub@redhat.com>
2681 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
2684 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
2686 * tree-pass.h (PROP_pta): Removed.
2687 (TODO_rebuild_alias): New.
2688 (pass_may_alias): Removed.
2689 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
2690 aliasing if we changed something.
2691 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
2693 (pass_may_alias): Removed.
2694 (create_structure_vars): Return TODO_rebuild_alias.
2695 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
2696 * tree-sra.c (tree_sra): Only rebuild aliasing if something
2698 (tree_sra_early): We never affect aliasing right now.
2699 * tree-flow.h (compute_may_aliases): New prototype.
2700 * passes.c: Remove pass_may_alias from the passes.
2701 (execute_function_todo): Support TODO_rebuild_alias.
2703 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
2705 * i386.c: (legitimize_address): Move dllimported variable check
2706 infront of legitimizing pic address of CONST symbols.
2708 2007-08-14 Steve Ellcey <sje@cup.hp.com>
2710 PR tree-optimization/32941
2711 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
2712 (goto_queue_cmp): Remove.
2713 (find_goto_replacement): Change search method.
2714 (maybe_record_in_goto_queue): Add assert.
2715 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
2716 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
2718 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2720 * alias.c (component_uses_parent_alias_set): Constify.
2721 * alias.h (component_uses_parent_alias_set): Likewise.
2722 * cfgrtl.c (print_rtl_with_bb): Likewise.
2723 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
2724 mpz_get_double_int): Likewise.
2725 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
2726 mpz_get_double_int): Likewise.
2727 * expr.c (is_aligning_offset, undefined_operand_subword_p,
2728 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
2730 * expr.h (safe_from_p): Likewise.
2731 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
2733 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
2734 zero_sized_type, goa_lhs_expr_p): Likewise.
2735 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
2736 * rtl.h (print_rtl_with_bb): Likewise.
2737 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
2738 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
2739 * tree-flow-inline.h (bb_stmt_list): Constify.
2740 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
2742 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
2743 const_first_stmt, const_last_stmt): New.
2744 (block_may_fallthru, empty_block_p): Constify.
2745 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
2746 EXPR_ONLY_BODY): New.
2747 (expr_first, expr_last, expr_only): Use macro for body.
2748 (const_expr_first, const_expr_last, const_expr_only): New.
2749 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
2750 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
2751 ctsi_prev, ctsi_stmt): New.
2752 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
2753 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
2754 * tree-ssa-loop-niter.c (loop_only_exit_p,
2755 derive_constant_upper_bound): Likewise.
2756 * tree-ssa-phiopt.c (empty_block_p): Likewise.
2757 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
2758 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
2759 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
2760 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
2761 * tree.c (get_type_static_bounds): Likewise.
2762 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
2763 (get_type_static_bounds): Constify.
2765 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2768 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
2769 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
2770 (*<addsub><mode>3_cc_overflow): New.
2771 (*add<mode>3_cconly_overflow): New.
2772 (*sub<mode>3_cconly_overflow): New.
2773 (*<addsub>si3_zext_cc_overflow): New.
2774 * config/i386/predicates.md (fcmov_comparison_operator): Accept
2775 CCCmode for LTU, GTU, LEU and GEU.
2776 (ix86_comparison_operator): Likewise.
2777 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
2778 * config/i386/i386.c (put_condition_code): Support CCCmode.
2779 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
2780 or MINUS expressions.
2782 2007-08-14 Andrew Pinski <pinskia@gmail.com>
2785 * c-typeck.c (build_binary_op): Disallow vector float types with
2786 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
2788 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2790 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
2791 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
2792 (dep_def): New typedef.
2793 (init_dep_1, sd_debug_dep): Declare functions.
2794 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
2795 (debug_dep_links): Remove.
2796 (struct _deps_list): New field 'n_links'.
2797 (DEPS_LIST_N_LINKS): New macro.
2798 (FOR_EACH_DEP_LINK): Remove.
2799 (create_deps_list, free_deps_list, delete_deps_list): Remove
2801 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2802 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2803 (copy_deps_list_change_con, move_dep_link): Ditto.
2804 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
2805 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
2807 (INSN_BACK_DEPS): Remove.
2808 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
2810 (INSN_DEP_COUNT): Remove.
2811 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
2812 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
2813 Declare global variables.
2814 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
2815 (add_forw_dep, compute_forward_dependences): Remove declarations.
2816 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
2817 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2818 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
2820 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
2822 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
2823 (sd_list_types_def): New typedef.
2824 (sd_next_list): Declare function.
2825 (struct _sd_iterator): New type.
2826 (sd_iterator_def): New typedef.
2827 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
2829 (FOR_EACH_DEP): New cycle wrapper.
2830 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
2832 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
2833 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
2836 * sched-deps.c (init_dep_1): Make global.
2837 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
2839 (dump_dep): New static function.
2840 (dump_dep_flags): New static variable.
2841 (sd_debug_dep): New function.
2842 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
2844 (move_dep_link): Use remove_from_deps_list (), instead of
2846 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
2847 (dep_link_is_detached_p): New static function.
2848 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
2850 (dn_pool, dl_pool): New alloc_pools.
2851 (dn_pool_diff, dl_pool_diff): New static variables.
2852 (create_dep_node, delete_dep_node): New static function.
2853 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
2854 (deps_list_empty_p): Make it static. Use 'n_links' field.
2855 (deps_pools_are_empty_p): New static function.
2856 (alloc_deps_list, delete_deps_list): Remove.
2857 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
2858 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2859 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
2860 (forward_dependency_cache): Remove.
2861 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
2862 'back' from the names. Change signature to use dep_t instead of
2864 (add_back_dep): Ditto. Make global.
2865 (check_dep_status): Rename to check_dep ().
2866 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
2868 (sd_finish_insn): Ditto.
2869 (sd_find_dep_between_no_cache): New static function.
2870 (sd_find_dep_between): New function.
2871 (ask_dependency_caches, set_dependency_caches): New static functions.
2872 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
2873 (add_or_update_dep_1): Separate pieces of functionality into
2874 ask_dependency_caches (), update_dependency_caches (),
2875 change_spec_dep_to_hard (), update_dep ().
2876 (get_back_and_forw_lists): New static function.
2877 (sd_add_dep): Separate setting of dependency caches into
2878 set_dependency_caches ().
2879 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
2881 (sd_delete_dep): Ditto.
2882 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
2883 (dump_lists): New static function.
2884 (sd_debug_lists): New debug function.
2885 (delete_all_dependences, fixup_sched_groups): Update to use
2886 sd_* infrastructure.
2887 (sched_analyze_2): Create data-speculative dependency only if
2888 data-speculation is enabled.
2889 (sched_analyze_insn): If insn cannot be speculative, make all its
2890 dependencies non-speculative.
2891 (sched_analyze): Use sd_init_insn ().
2892 (add_forw_dep, compute_forward_dependencies): Remove.
2893 (delete_dep_nodes_in_back_deps): New static function.
2894 (sched_free_deps): New function.
2895 (init_dependency_caches): Init alloc_pools.
2896 (extend_depedency_caches): Update after removing of
2897 forward_dependency_cache.
2898 (free_dependency_caches): Ditto. Free alloc_pools.
2899 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
2900 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
2902 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2903 (add_dependence): Use init_dep ().
2904 (get_dep_weak_1): New static function.
2905 (get_dep_weak): Move logic to get_dep_weak_1 ().
2906 (dump_ds): New static function moved from haifa-sched.c:
2907 debug_spec_status ().
2908 (debug_ds): New debug function.
2909 (check_dep_status): Rename to check_dep (). Update to check whole
2912 * haifa-sched.c (spec_info): Make global.
2913 (added_recovery_block_p): Rename to
2914 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
2915 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
2916 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
2917 to use new interfaces.
2918 (ok_for_early_queue_removal): Ditto.
2919 (schedule_block): Initialize logical uids of insns emitted by the
2921 (sched_init): Initialize new variable.
2922 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2924 (extend_global): Initialize insn data.
2925 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
2926 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
2928 (add_to_speculative_block): Update to use new interfaces.
2929 (create_recovery_block): Set new variables.
2930 (create_check_block_twin, fix_recovery_deps): Update to use new
2932 (sched_insn_is_legitimate_for_speculation_p): New function.
2933 (speculate_insn): Move checking logic to
2934 sched_insn_is_legitimate_for_speculation_p ().
2935 (sched_remove_insn): Finalize sched-deps information of instruction.
2936 (clear_priorities, add_jump_dependencies): Update to use new
2938 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
2940 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
2941 to use new interfaces.
2942 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
2943 (new_ready): Try to use control speculation only if it is available.
2944 (add_branch_dependences): Update to use new interfaces.
2945 (compute_block_backward_dependences): Rename to
2946 compute_block_dependences (). Call
2947 targetm.sched.dependencies_evaluation_hook ().
2948 (free_block_dependencies): New static function.
2949 (debug_dependencies): Update to use new interfaces.
2950 (schedule_region): Remove separate computation of forward dependencies.
2951 Move call of targetm.sched.dependencies_evaluation_hook () to
2952 compute_block_dependences (). Free dependencies at the end of
2953 scheduling the region.
2955 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
2957 (add_deps_for_risky_insns): Ditto.
2958 (schedule_ebb): Remove separate computation of forward dependencies.
2959 Free dependencies at the end of scheduling the ebb.
2961 * ddg.c (create_ddg_dependence): Update to use new interfaces.
2962 (build_intra_loop_deps): Ditto. Remove separate computation of
2963 forward dependencies. Free sched-deps dependencies.
2965 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
2966 to use new interfaces.
2967 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
2969 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
2971 (is_costly_group): Ditto.
2973 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2975 * alias.c (rtx_equal_for_memref_p): Constify.
2976 * basic-block.h (const_edge, const_basic_block): New.
2977 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
2978 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
2979 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
2980 probably_never_executed_bb_p, edge_probability_reliable_p,
2981 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
2982 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
2984 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
2985 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
2987 * cfganal.c (flow_active_insn_p, forwarder_block_p,
2988 flow_nodes_print, dfs_enumerate_from): Likewise.
2989 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
2990 control_flow_insn_p, count_basic_blocks): Likewise.
2991 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
2992 get_loop_body_with_size, loop_exit_edge_p): Likewise.
2993 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
2994 average_num_loop_insns, loop_exit_edge_p,
2995 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
2996 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
2997 average_num_loop_insns, seq_cost): Likewise.
2998 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
2999 * dominance.c (dominated_by_p): Likewise.
3000 * emit-rtl.c (validate_subreg): Likewise.
3001 * except.c (can_throw_internal, can_throw_external): Likewise.
3002 * except.h (can_throw_internal, can_throw_external): Likewise.
3003 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
3004 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
3005 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
3006 simple_mem, store_ops_ok, load_kills_store, find_loads,
3007 store_killed_in_insn, store_killed_after, store_killed_before,
3008 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
3010 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
3011 noce_mem_write_may_trap_or_fault_p): Likewise.
3012 * pointer-set.c (pointer_set_contains, pointer_map_contains):
3014 * pointer-set.h (pointer_set_contains, pointer_map_contains):
3016 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
3017 probably_cold_bb_p, probably_never_executed_bb_p,
3018 edge_probability_reliable_p, br_prob_note_reliable_p,
3019 can_predict_insn_p): Likewise.
3020 * regclass.c (reg_set_to_hard_reg_set): Likewise.
3021 * resource.c (return_insn_p): Likewise.
3022 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
3024 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
3025 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
3026 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
3027 verify_gimple_modify_stmt): Likewise.
3028 * tree-chrec.c (is_not_constant_evolution,
3029 is_multivariate_chrec_rec, is_multivariate_chrec,
3030 chrec_contains_symbols, chrec_contains_undetermined,
3031 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
3032 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
3033 eq_evolutions_p, scev_direction): Likewise.
3034 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
3035 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
3036 chrec_contains_symbols_defined_in_loop,
3037 chrec_contains_undetermined, tree_contains_chrecs,
3038 evolution_function_is_affine_multivariate_p,
3039 evolution_function_is_univariate_p, chrec_zerop,
3040 evolution_function_is_constant_p, evolution_function_is_affine_p,
3041 evolution_function_is_affine_or_constant_p,
3042 tree_does_not_contain_chrecs, chrec_type): Likewise.
3043 * tree-data-ref.c (tree_fold_divides_p,
3044 object_address_invariant_in_loop_p, dr_may_alias_p,
3045 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
3046 same_access_functions, constant_access_functions,
3047 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
3049 * tree-flow.h (scev_direction): Likewise.
3050 * tree-gimple.c (is_gimple_stmt): Likewise.
3051 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
3053 * tree-pretty-print.c (op_prio): Likewise.
3054 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
3055 analyzable_condition, backedge_phi_arg_p): Likewise.
3056 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
3057 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
3058 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
3061 2007-08-13 Dan Hipschman <dsh@google.com>
3064 * c-format.c (check_format_arg): Move check for zero-length
3065 format strings below the check for unterminated strings.
3067 2007-08-13 Andrew Pinski <pinskia@gmail.com>
3070 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
3073 2007-08-13 Nick Clifton <nickc@redhat.com>
3075 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
3077 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3080 * c-format.c (gcc_gfc_length_specs): New array.
3081 (gcc_gfc_char_table): Add unsigned specifier, and references to
3082 the l length modifier.
3083 (format_types_orig): Use the new gcc_gfc_length_specs.
3085 2007-08-12 Sa Liu <saliu@de.ibm.com>
3087 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
3088 and with REG_RETVAL note after split.
3090 2007-08-11 David Daney <ddaney@avtrex.com>
3092 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
3093 as ATTRIBUTE_UNUSED.
3095 2007-08-11 David Edelsohn <edelsohn@gnu.org>
3096 Segher Boessenkool <segher@kernel.crashing.org>
3098 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
3099 HAVE_LOCAL_CPU_DETECT not defined.
3101 2007-08-11 Jan Hubicka <jh@suse.cz>
3103 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
3104 (cgraph_process_new_functions): Honor previous value of
3105 disregard_inline_limits.
3106 * ipa-inline.c (compute_inline_parameters): Likewise.
3108 2007-08-11 Ian Lance Taylor <iant@google.com>
3110 * alias.h (alias_set_type): Define new type.
3111 (ALIAS_SET_MEMORY_BARRIER): Use it.
3112 * rtl.h: Include alias.h.
3113 (struct mem_attrs): Use alias_set_type.
3114 * tree.h: Include alias.h
3115 (struct tree_type): Use alias_set_type.
3116 (struct tree_struct_field_tag): Likewise.
3117 (struct tree_decl_common): Likewise.
3118 * alias.c (struct alias_set_entry): Use alias_set_type.
3119 (get_alias_set_entry, alias_set_subset_of): Likewise.
3120 (alias_sets_conflict_p): Likewise.
3121 (alias_sets_must_conflict_p): Likewise.
3122 (objects_must_conflict_p): Likewise.
3123 (get_alias_set, new_alias_set): Likewise.
3124 (record_alias_subset, record_component_aliases): Likewise.
3125 (varargs_set, frame_set): Change to alias_set_type.
3126 (get_varargs_alias_set): Use alias_set_type.
3127 (get_frame_alias_set): Likewise.
3128 * builtins.c (setjmp_alias_set): Change to alias_set_type.
3129 * dse.c (struct store_info): Use alias_set_type.
3130 (struct read_info, struct clear_alias_mode_holder): Likewise.
3131 (clear_alias_set_lookup, canon_address): Likewise.
3132 (record_store, check_mem_read_rtx): Likewise.
3133 (dse_record_singleton_alias_set): Likewise.
3134 (dse_invalidate_singleton_alias_set): Likewise.
3135 * emit-rtl.c (get_mem_attrs): Likewise.
3136 (set_mem_attributes_minus_bitpos): Likewise.
3137 (set_mem_alias_set): Likewise.
3138 * expr.c (store_constructor_field, store_field): Likewise.
3139 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
3140 * langhooks.c (lhd_get_alias_set): Likewise.
3141 * langhooks-def.h (lhd_get_alias_set): Likewise.
3142 * reload1.c (alter_reg): Likewise.
3143 * tree-flow.h (struct fieldoff): Likewise.
3144 * tree-ssa-alias.c (struct alias_map_d): Likewise.
3145 (may_alias_p, get_smt_for, create_sft): Likewise.
3146 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
3147 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
3148 (merge_smts_into): Likewise.
3149 * varasm.c (const_alias_set): Likewise.
3150 * c-common.c (strict_aliasing_warning): Likewise.
3151 (c_common_get_alias_set): Likewise.
3152 * dse.h (dse_record_singleton_alias_set): Update declaration.
3153 (dse_invalidate_singleton_alias_set): Likewise.
3154 * emit-rtl.h (set_mem_alias_set): Likewise.
3155 * c-common.h (c_common_get_alias_set): Likewise.
3156 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
3157 * print-tree.c (print_node): Likewise.
3158 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
3160 (alpha_setup_incoming_varargs): Use alias_set_type.
3161 * config/i386/i386.c (setup_incoming_varargs_64): Use
3163 (setup_incoming_varargs_ms_64): Likewise.
3164 (ix86_GOT_alias_set): Likewise.
3165 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
3166 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
3167 (set): Change to alias_set_type.
3168 (get_TOC_alias_set): Use alias_set_type.
3169 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
3171 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
3172 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
3174 (struct_value_alias_set): Likewise.
3175 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
3177 2007-08-11 Richard Sandiford <richard@codesourcery.com>
3179 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
3180 * config/vxworks.h (TARGET_VXWORKS): Override.
3181 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
3182 "mips" if TARGET_VXWORKS.
3184 2007-08-11 Richard Sandiford <richard@codesourcery.com>
3186 * calls.c (avoid_likely_spilled_reg): New function.
3187 (expand_call): Use it.
3189 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3191 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
3193 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
3195 * config/mips/predicates.md (const_call_insn_operand): Invoke
3196 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
3198 2007-08-10 David Edelsohn <edelsohn@gnu.org>
3201 * config/rs6000/driver-rs6000.c: Include link.h.
3202 Use ElfW instead of wordsize-specif typedef.
3204 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3206 * system.h (CONST_CAST): New.
3207 * c-decl.c (c_make_fname_decl): Use it.
3208 * c-lex.c (cb_ident, lex_string): Likewise.
3209 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3210 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3211 give_switch, set_multilib_dir): Likewise.
3212 * gengtype-parse.c (string_seq, typedef_name): Likewise.
3213 * passes.c (execute_one_pass): Likewise.
3214 * prefix.c (update_path): Likewise.
3215 * pretty-print.c (pp_base_destroy_prefix): Likewise.
3216 * tree.c (build_string): Likewise.
3218 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
3220 * tree-flow-inline.h (is_exec_stmt): Remove.
3221 (is_label_stmt): Remove.
3222 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
3225 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
3227 * lower-subreg.c (resolve_shift_zext): Don't adjust
3228 src_reg_num for wordmode operands.
3230 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
3231 David Ung <davidu@mips.com>
3233 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
3234 (TARGET_SCHED_REORDER2): Define.
3235 (mips_maybe_swap_ready): New.
3236 (mips_last_74k_agen_insn): New.
3237 (mips_74k_agen_init): New.
3238 (mips_74k_agen_reorder): New function to group loads and stores
3240 (mips_sched_init): New.
3241 (mips_sched_reorder): Don't do initialization here. Call
3242 mips_74k_agen_reorder.
3243 (mips_variable_issue): Call mips_74k_agen_init.
3245 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
3247 * tree-flow-inline.h (get_filename): Remove.
3249 2007-08-10 Richard Sandiford <richard@codesourcery.com>
3251 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
3253 (mips_fetch_insns): Delete in favor of...
3254 (mips_load_store_insns): ...this new function.
3255 * config/mips/mips.c (mips_address_insns): Add a boolean argument
3256 to say whether multiword moves _might_ be split.
3257 (mips_fetch_insns): Delete in favor of...
3258 (mips_load_store_insns): ...this new function.
3259 (mips_rtx_costs): Update the call to mips_address_insns.
3260 (mips_address_cost): Likewise.
3261 * config/mips/mips.md (length): Use mips_load_store_insns instead
3262 of mips_fetch_insns.
3263 * config/mips/constraints.md (R): Use mips_address_insns rather
3264 than mips_fetch_insns. Assume that the move never needs to be split.
3266 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
3268 * config/mips/mips.opt (mhard-float, msoft-float): Make these
3269 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
3270 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
3271 * config/mips/mips.h (mips16_hard_float): Delete.
3272 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
3273 definitions, and replace with....
3274 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
3275 * config/mips/mips.c (mips16_hard_float): Delete. Replace
3276 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
3277 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
3278 (override_options): Replace MASK_SOFT_FLOAT references with
3279 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
3280 and mips16_hard_float when TARGET_MIPS16.
3282 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3285 * c-typeck.c (build_binary_op): Check for non pointer types before
3286 calling int_fits_type_p.
3288 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3291 * fold-const.c (omit_one_operand): Return only the ommitted expression
3292 if the result is an empty statement.
3293 (pedantic_omit_one_operand): Likewise.
3295 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
3297 * c-typeck.c (readonly_error): Improve error for assignment.
3299 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
3301 (pp_c_expression): Ditto.
3303 2007-08-09 Simon Baldwin <simonb@google.com>
3305 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
3306 break that was preventing simplify_associative_operation() for xor.
3308 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
3309 Nigel Stephens <nigel@mips.com>
3311 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
3312 Document change in interpretation of value from boolean to
3314 * optabs.c (expand_ffs, expand_ctz): New functions to compute
3315 ffs and ctz using clz.
3316 (expand_unop): Call them.
3317 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
3319 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
3320 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
3321 enable the new ffs expansion on this target.
3323 2007-08-09 Jan Hubicka <jh@suse.cz>
3325 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
3326 (expand_ternary_op): Likewise.
3327 (expand_vec_shift_expr): Likewise.
3328 (expand_binop_directly): Likewise.
3329 (expand_binop): Likewise.
3330 (sign_expand_binop): Likewise.
3331 (expand_twoval_unop): Likewise.
3332 (expand_twoval_binop): Likewise.
3333 (expand_twoval_binop_libfunc): Likewise.
3334 (widen_clz): Likewise.
3335 (widen_bswap): Likewise.
3336 (expand_parity): Likewise.
3337 (expand_unop): Likewise.
3338 (expand_abs_nojump): Likewise.
3339 (expand_copysign): Likewise.
3340 (emit_no_conflict_block): Likewise.
3341 (emit_libcall_block): Likewise.
3342 (can_compare_p): Likewise.
3343 (prepare_cmp_insn): Likewise.
3344 (emit_cmp_and_jump_insn_1): Likewise.
3345 (prepare_float_lib_cmp): Likewise.
3346 (emit_conditional_add): Likewise.
3347 (gen_add2_insn): Likewise.
3348 (have_add2_insn): Likewise.
3349 (gen_sub2_insn): Likewise.
3350 (have_sub2_insn): Likewise.
3351 (can_extend_p): Likewise.
3352 (can_fix_p): Likewise.
3353 (can_float_p): Likewise.
3354 (expand_float): Likewise.
3355 (expand_fix): Likewise.
3356 (expand_sfix_optab): Likewise.
3357 (new_optab): Likewise.
3358 (new_convert_optab): Likewise.
3359 (init_libfuncs): Likewise.
3360 (init_interclass_conv_libfuncs): Likewise.
3361 (init_intraclass_conv_libfuncs): Likewise.
3362 (set_conv_libfunc): Likewise.
3363 (init_optabs): Likewise.
3364 (debug_optab_libfuncs): Likewise.
3365 (gen_cond_trap): Likewise.
3366 * optabs.h (optab_handler, convert_optab_hanlder): New.
3367 * genopinit.c: Update optabs generation table.
3368 * reload.c (find_reloads_address_1): Use optabs accestors.
3369 * builtins.c (expand_builtin_mathfn): Likewise.
3370 (expand_builtin_mathfn_2): Likewise.
3371 (expand_builtin_mathfn_3): Likewise.
3372 (expand_builtin_interclass_mathfn): Likewise.
3373 (expand_builtin_sincos): Likewise.
3374 (expand_builtin_cexpi): Likewise.
3375 (expand_builtin_powi): Likewise.
3376 (expand_builtin_strlen): Likewise.
3377 * dojump.c (do_jump): Likewise.
3378 * expr.c (convert_move): Likewise.
3379 (move_by_pieces): Likewise.
3380 (move_by_pieces_ninsns): Likewise.
3381 (can_store_by_pieces): Likewise.
3382 (store_by_pieces_1): Likewise.
3383 (emit_move_via_integer): Likewise.
3384 (emit_move_complex): Likewise.
3385 (emit_move_ccmode): Likewise.
3386 (emit_move_insn_1): Likewise.
3387 (emit_single_push_insn): Likewise.
3388 (store_constructor): Likewise.
3389 (expand_expr_real_1): Likewise.
3390 (do_store_flag): Likewise.
3391 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
3392 (enumerate_modes): Likewise.
3393 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
3394 (supportable_widening_operation): Likewise.
3395 (supportable_narrowing_operation): Likewise.
3396 * expmed.c (store_bit_field_1): Likewise.
3397 (extract_bit_field_1): Likewise.
3398 (expand_mult_highpart_optab): Likewise.
3399 (expand_smod_pow2): Likewise.
3400 (expand_divmod): Likewise.
3401 (emit_store_flag): Likewise.
3402 * tree-vect-patterns.c
3403 (vect_pattern_recog_1): Likewise.
3404 * tree-ssa-loop-prefetch.c
3405 (nontemporal_store_p): Likewise.
3406 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
3407 (vect_create_epilog_for_reduction): Likewise.
3408 (vectorizable_reduction): Likewise.
3409 (vectorizable_operation): Likewise.
3410 (vect_strided_store_supported): Likewise.
3411 (vectorizable_store): Likewise.
3412 (vect_strided_load_supported): Likewise.
3413 (vectorizable_load): Likewise.
3414 * combine.c (simplify_comparison): Likewise.
3415 * tree-vect-generic.c
3416 (type_for_widest_vector_mode): Likewise.
3417 (expand_vector_operations_1): Likewise.
3418 * config/spu/spu.c (spu_expand_mov): Likewise.
3419 (spu_emit_vector_compare): Likewise.
3420 * config/rs6000/rs6000.c
3421 (rs6000_emit_vector_compare): Likewise.
3422 * stmt.c (add_case_node): Likewise.
3423 * reload1.c (gen_reload):
3425 2007-08-09 Michael Matz <matz@suse.de>
3427 * tree.h (fixed_zerop): Declare as taking a const_tree.
3428 * tree.c (fixed_zerop): Take a const_tree.
3430 2007-08-09 Ira Rosen <irar@il.ibm.com>
3432 * tree-vect-transform.c (vectorizable_store): Remove call to
3433 copy_virtual_operands() and call mark_symbols_for_renaming() for
3434 the created vector store.
3435 (vect_setup_realignment): Don't call copy_virtual_operands() and
3436 update_vuses_to_preheader().
3437 (vectorizable_load): Don't call copy_virtual_operands().
3438 (update_vuses_to_preheader): Remove.
3440 2007-08-08 Chao-ying Fu <fu@mips.com>
3442 * tree.def (FIXED_POINT_TYPE): New type.
3443 (FIXED_CST): New constant.
3444 (FIXED_CONVERT_EXPR): New expr.
3445 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
3446 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
3447 * tree.h (struct tree_base): Add saturating_flag.
3448 Remove one bit of spare for saturating_flag.
3449 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
3450 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
3451 FIXED_POINT_TYPE_P): Define.
3452 (TYPE_SATURATING): Define.
3453 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
3454 (struct tree_fixed_cst): New.
3455 (TYPE_IBIT, TYPE_FBIT): Define.
3456 (tree_node): Add fixed_cst.
3457 (enum tree_index): Add new enumeration values of
3458 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
3459 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
3460 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
3461 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
3462 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
3463 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
3464 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
3465 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
3466 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
3467 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
3468 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
3469 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
3470 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
3471 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
3472 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
3473 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
3474 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
3475 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
3476 (sat_short_fract_type_node, sat_fract_type_node,
3477 sat_long_fract_type_node, sat_long_long_fract_type_node,
3478 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
3479 sat_unsigned_long_fract_type_node,
3480 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
3481 fract_type_node, long_fract_type_node, long_long_fract_type_node,
3482 unsigned_short_fract_type_node, unsigned_fract_type_node,
3483 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
3484 sat_short_accum_type_node, sat_accum_type_node,
3485 sat_long_accum_type_node, sat_long_long_accum_type_node,
3486 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
3487 sat_unsigned_long_accum_type_node,
3488 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
3489 accum_type_node, long_accum_type_node, long_long_accum_type_node,
3490 unsigned_short_accum_type_node, unsigned_accum_type_node,
3491 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
3492 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
3493 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
3494 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
3495 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
3496 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
3497 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
3498 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
3499 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
3500 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
3501 sat_uda_type_node, sat_uta_type_node): New macro.
3502 (make_fract_type, make_accum_type): Declare.
3503 (make_signed_fract_type, make_unsigned_fract_type,
3504 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
3505 make_signed_accum_type, make_unsigned_accum_type,
3506 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
3507 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
3508 make_or_reuse_sat_signed_fract_type,
3509 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
3510 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
3511 make_or_reuse_sat_unsigned_accum_type): New macro.
3512 (fixed_zerop): Declare.
3513 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
3514 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
3515 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
3516 LONG_LONG_ACCUM_TYPE_SIZE): Define.
3517 * treestruct.def: Add TS_FIXED_CST.
3518 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
3520 (tree-dump.o): Likewise.
3521 (print-tree.o): Likewise.
3522 (tree-pretty-print.o): Likewise.
3523 (fold-const.o): Likewise.
3524 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
3525 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
3526 (is_gimple_min_invariant): Handle FIXED_CST.
3527 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
3528 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
3529 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3530 (layout_type): Handle FIXED_POINT_TYPE.
3531 (make_fract_type, make_accum_type): New functions.
3532 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
3533 * tree-dump.c (fixed-value.h): New include.
3534 (dump_fixed): New function.
3535 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
3536 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
3537 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
3538 * tree-pretty-print.c (fixed-value.h): New include.
3539 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
3541 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
3542 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
3543 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
3544 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
3545 for non-saturating fixed-point types.
3546 (reassociate_bb): Likewise.
3547 * emit-rtl.c (fixed-value.h): New include.
3548 (fconst0, fconst1): New array.
3549 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
3550 * tree-vect-generic.c expand_vector_operation): Support
3551 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
3553 (type_for_widest_vector_mode): Add one parameter for the
3555 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
3557 Pass the satp parameter to type_for_mode for fixed-point types.
3558 (expand_vector_operations_1): Pass the saturating flag to
3559 type_for_widest_vector_mode.
3560 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3561 and MODE_VECTOR_UACCUM.
3562 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
3563 (vectorizable_condition): Likewise.
3564 * tree.c (fixed-value.h): New include.
3565 (tree_code_size): Support FIXED_CST.
3566 (build_fixed): New function.
3567 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
3568 (fixed_zerop): New function.
3569 (tree_node_structure): Support FIXED_CST.
3570 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
3571 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
3572 (type_hash_eq): Handle FIXED_POINT_TYPE.
3573 (simple_cst_equal): Support FIXED_CST.
3574 (iterative_hash_expr): Handle FIXED_CST.
3575 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
3576 (get_narrower): Likewise.
3577 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
3578 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
3579 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
3580 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
3582 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
3583 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3584 (initializer_zerop): Support FIXED_CST.
3585 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
3586 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
3587 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
3588 (is_base_type): Handle FIXED_POINT_TYPE.
3589 (add_type_attribute): Handle FIXED_POINT_TYPE.
3590 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
3591 * print-tree.c (fixed-value.h): New include.
3592 (print_node_brief): Support FIXED_CST.
3593 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
3594 * c-pretty-print.c (fixed-value.h): New include.
3595 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
3596 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
3597 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
3598 Support fixed-point types for inner items in VECTOR_TYPE.
3599 (pp_c_direct_declarator): Likewise.
3600 (pp_c_declarator): Likewise.
3601 (pp_c_fixed_constant): New function.
3602 (pp_c_constant): Handle FIXED_CST.
3603 (pp_c_primary_expression): Likewise.
3604 (pp_c_expression): Likewise.
3605 * fold-const.c (fixed-value.h): New include.
3606 (negate_expr_p): Return true for FIXED_CST.
3607 (fold_negate_expr): Support FIXED_CST.
3608 (split_tree): Support FIXED_CST.
3609 (const_binop): Support FIXED_CST.
3610 (fold_convert_const_int_from_fixed): New function to convert from
3612 (fold_convert_const_real_from_fixed): New function to convert from
3614 (fold_convert_const_fixed_from_fixed): New function to convert from
3615 fixed to another fixed.
3616 (fold_convert_const_fixed_from_int): New function to convert from
3618 (fold_convert_const_fixed_from_real): New function to convert from
3620 (fold_convert_const): Support conversions from fixed to int, from
3621 fixed to real, from fixed to fixed, from int to fixed, and from real
3623 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
3624 (operand_equal_p): Support FIXED_CST.
3625 (make_range): For fixed-point modes, we need to pass the
3626 saturating flag as the 2nd parameter.
3627 (tree_swap_operands_p): Handle FIXED_CST.
3628 (fold_plusminus_mult_expr): For fract modes, we cannot generate
3630 (fold_unary): Support FIXED_CONVERT_EXPR.
3631 (fold_binary): Handle FIXED_CST.
3632 Make sure the type is not saturating, before associating operations.
3633 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
3634 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
3635 (fold_negate_const): Support FIXED_CST.
3636 (fold_relational_const): Support FIXED_CST.
3637 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
3638 (gimplify_expr): Handle FIXED_CST.
3639 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
3640 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
3641 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
3642 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
3643 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
3644 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
3645 LONG_LONG_ACCUM_TYPE_SIZE.
3646 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
3647 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
3648 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
3649 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
3650 MODE_ACCUM, and MODE_UACCUM.
3651 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
3652 fixed-point types to disable reduction.
3653 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
3655 2007-08-08 David Edelsohn <edelsohn@gnu.org>
3657 * config/rs6000/x-rs6000: New file.
3658 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
3659 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
3660 (EXTRA_SPEC_FUNCTIONS): Define.
3661 (HAVE_LOCAL_CPU_DETECT): Define.
3662 (CC1_CPU_SPEC): Define.
3663 * config/rs6000/driver-rs6000.c: New file.
3664 * config/rs6000/aix.h (CC1_SPEC): Define.
3665 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
3666 * config.host: Add x-rs6000 to host_xmake_file if host and target
3667 are rs6000 or powerpc.
3669 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
3671 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
3673 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3674 Sandra Loosemore <sandra@codesourcery.com>
3675 Chao-ying Fu <fu@mips.com>
3676 Nigel Stephens <nigel@mips.com>
3677 David Ung <davidu@mips.com>
3679 * doc/invoke.texi (-mcode-readable): Document.
3680 * config/mips/mips.opt (mcode-readable): New option.
3681 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
3682 * config/mips/mips.h (mips_code_readable_setting): New enum.
3683 (mips_code_readable): Declare.
3684 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
3685 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
3686 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
3687 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
3688 boiler-plate comments.
3689 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
3690 * config/mips/mips.c (mips_code_readable): New variable.
3691 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
3692 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
3693 context and -mcode-readable setting to restrict the use of
3694 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
3695 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
3696 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
3697 (mips_blocks_for_constant_p): Only return false for
3698 TARGET_MIPS16_PCREL_LOADS.
3699 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
3700 for MIPS16. Handle SYMBOL_32_HIGH.
3701 (mips_const_insns): Allow HIGHs for MIPS16 too.
3702 (mips_unspec_address_offset): New function, split out from...
3703 (mips_unspec_address): ...here.
3704 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
3705 16-bit symbolic constants. Assert approropiate conditions for
3706 using the "la" and "dla" macros.
3707 (mips_handle_option): Handle -mcode-readable=.
3708 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
3709 Set up mips_lo_relocs[SYMBOL_32_HIGH].
3710 (mips_strip_unspec_address): New function, split out from...
3711 (print_operand_reloc): ...here.
3712 (print_operand): Pass constants through mips_strip_unspec_address.
3713 (print_operand_address): Likewise.
3714 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
3715 (mips_select_rtx_section): Remove MIPS16 handling.
3716 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
3717 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
3718 (mips16_lay_out_constants): Do nothing unless
3719 TARGET_MIPS16_PCREL_LOADS.
3720 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
3721 * config/mips/mips.md: Split HIGHs for MIPS16.
3722 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
3724 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3726 * config/mips/mips-protos.h (mips_emit_move): Declare.
3727 * config/mips/mips.c (mips_emit_move): New function.
3728 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
3729 (mips_legitimize_const_move): Likewise.
3730 (mips_legitimize_move): Likewise.
3731 (mips_split_64bit_move): Likewise.
3732 (mips_restore_gp): Likewise.
3733 (mips_load_call_address): Likewise.
3734 (mips_emit_fcc_reload): Likewise.
3735 (mips_set_return_address): Likewise.
3736 (mips_block_move_straight): Likewise.
3737 (mips_block_move_loop): Likewise.
3738 (mips_setup_incoming_varargs): Likewise.
3739 (mips_save_reg): Likewise.
3740 (mips_expand_prologue): Likewise.
3741 (mips_restore_reg): Likewise.
3742 (mips_expand_epilogue): Likewise.
3743 (mips_output_mi_thunk): Likewise.
3744 (build_mips16_call_stub): Likewise.
3745 (mips_builtin_branch_and_move): Likewise.
3746 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
3747 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
3748 (fixuns_truncdfdi2): Likewise.
3749 (fixuns_truncsfsi2): Likewise.
3750 (fixuns_truncsfdi2): Likewise.
3751 (loadgp_absolute): Likewise.
3752 (builtin_setjmp_setup): Likewise.
3753 (builtin_longjmp): Likewise.
3754 (untyped_call): Likewise.
3756 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3758 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
3759 an "rtx *" argument. Return a bool.
3760 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
3761 values and return true if they can be split. Take the same kind of
3762 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
3763 and store the lo_sum there if nonnull. Use the symbol type to
3764 determine whether a $gp or HIGH is needed.
3765 (mips_legitimize_address): Update call to mips_split_symbol and
3766 simplify accordingly.
3767 (mips_legitimize_const_move): Likewise.
3768 * config/mips/mips.md: In the combine define_split,
3769 check mips_split_symbol instead of splittable_symbolic_operand.
3770 Update use of mips_split_symbol in the generator code.
3771 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
3773 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3775 * config/mips/mips.c (mips_symbolic_address_p): Delete.
3776 (mips_symbol_insns_1): New function, split out from...
3777 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
3778 and stores separately from load addresses.
3779 (mips_classify_address): Replace uses of mips_symbolic_address_p
3780 with uses of mips_symbol_insns.
3781 (mips_address_insns): Update calls to mips_symbol_insns.
3782 (mips_const_insns): Likewise.
3783 (mips_legitimize_address): Likewise.
3785 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3787 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
3788 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
3789 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
3790 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
3791 non-call contexts if TARGET_MIPS16.
3792 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
3793 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
3794 code for SYMBOL_ABSOLUTE.
3795 (mips_symbol_insns): Likewise.
3797 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3799 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
3800 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
3801 (mips_symbolic_constant_p): Likewise. Update the call to
3802 mips_classify_symbol.
3803 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
3804 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
3805 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
3806 (print_operand_reloc): Add a context argument. Update the call to
3807 mips_symbolic_constant_p.
3808 (print_operand): Update the calls to print_operand_reloc.
3809 (print_operand_address): Use print_operand_reloc rather than
3811 (mips_rewrite_small_data_p): Add a context argument. Update the call
3812 to mips_symbolic_constant_p.
3813 (mips_small_data_pattern_1): Make DATA the containing mem.
3814 Update the call to mips_rewrite_small_data_p.
3815 (mips_rewrite_small_data_1): Likewise.
3816 (mips_use_anchors_for_symbol_p): Update the call to
3817 mips_symbolic_constant_p.
3818 * config/mips/predicates.md (const_call_insn_operand): Likewise.
3819 (splittable_symbolic_operand): Likewise.
3820 (move_operand): Likewise.
3821 (absolute_symbolic_operand): Likewise.
3822 (got_disp_operand): Likewise.
3823 (got_page_ofst_operand): Likewise.
3825 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3827 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
3828 (SYMBOL_ABSOLUTE): ...this.
3829 (SYMBOL_SMALL_DATA): Rename to...
3830 (SYMBOL_GP_RELATIVE): ...this.
3831 (SYMBOL_CONSTANT_POOL): Rename to...
3832 (SYMBOL_PC_RELATIVE): ...this.
3833 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
3834 (mips_symbolic_address_p, mips_symbol_insns, override_options)
3835 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
3836 after above changes.
3837 * config/mips/predicates.md (const_call_insn_operand): Likewise.
3838 (general_symbolic_operand): Rename to...
3839 (absolute_symbolic_operand): ...this.
3840 * config/mips/mips.md: Update after above changes.
3842 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
3843 Revital Eres <eres@il.ibm.com>
3845 * ddg.c (print_ddg): Add dump information.
3846 * modulo-sched.c (print_node_sched_params): Add parameter and
3848 (calculate_maxii): Remove function.
3849 (undo_generate_reg_moves): Likewise.
3850 (undo_permute_partial_schedule): Likewise.
3851 (kernel_number_of_cycles): Likewise.
3852 (MAXII_FACTOR): New definition to calculate the upper bound of II.
3853 (sms_schedule): Use it. Remove profitability checks.
3854 (sms_schedule_by_order): Fix order of nodes within the cycle.
3856 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
3858 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
3859 -profile option, add pie support.
3860 (ENDFILE_SPEC): New spec.
3861 * config/gnu.h (LIB_SPEC): Add -profile option.
3863 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
3865 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
3866 * config/gnu.h (LIB_SPEC): Likewise.
3868 2007-08-07 Yaz Saito <saito@google.com>
3869 Ian Lance Taylor <iant@google.com>
3871 * common.opt (finstrument-functions-exclude-function-list): New
3873 (finstrument-functions-exclude-file-list): New option.
3874 * opts.c (char_p): Define and DEF_VEC.
3875 (flag_instrument_functions_exclude_functions): New static
3877 (flag_instrument_functions_exclude_files): New static variable.
3878 (add_instrument_functions_exclude_list): New static function.
3879 (flag_instrument_functions_exclude_p): New function.
3880 (common_handle_option): Handle new options.
3881 * flags.h (flag_instrument_functions_exclude_p): Declare.
3882 * gimplify.c (gimplify_function_tree): Call
3883 flag_instrument_functions_exclude_p.
3884 * doc/invoke.texi (Option Summary): Mention new options.
3885 (Code Gen Options): Document new options.
3887 2007-08-07 Ian Lance Taylor <iant@google.com>
3889 PR rtl-optimization/32776
3890 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
3891 (resolve_use): Likewise.
3892 (decompose_multiword_subregs): Remove "changed" local variable.
3894 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
3896 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
3897 * configure: Regenerate.
3898 * config.in: Regenerate.
3899 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
3902 2007-08-07 Ian Lance Taylor <iant@google.com>
3904 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
3905 note, just delete the insn.
3907 2007-08-07 Andreas Schwab <schwab@suse.de>
3910 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
3913 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
3915 * lower-subreg.c (resolve_subreg_use): Remove assertion.
3916 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
3917 (decompose_multiword_subregs): Use the functions above to decompose
3918 multiword shifts and zero-extends.
3920 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
3922 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
3923 "assemble" descriptions which were swapped.
3925 2007-08-06 Chao-ying Fu <fu@mips.com>
3927 * fixed-value.h: New file.
3928 * fixed-value.c: New file.
3929 * Makefile.in (OBJS-common): Add fixed-value.o.
3930 (fixed-value.o): New rule.
3931 (GTFILES): Add fixed-value.h.
3932 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
3933 to compare a.low and b.low.
3934 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
3936 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
3937 Daniel Jacobowitz <dan@codesourcery.com>
3940 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
3942 (x86_64-*-netbsd*): Likewise.
3943 (x86_64-*-linux*): Likewise.
3944 (x86_64-*-kfreebsd*-gnu): Likewise.
3945 (x86_64-*-knetbsd*-gnu): Likewise.
3946 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
3948 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
3950 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
3951 Add -fno-asynchronous-unwind-tables.
3953 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
3954 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
3955 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
3956 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
3957 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
3959 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3961 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
3962 (TARGET_C_MODE_FOR_SUFFIX): New.
3964 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3966 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
3968 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3970 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
3972 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
3974 * config/i386/i386.md: Check TARGET_ macros and optimize_size
3975 before checking function returns in conditional expressions.
3977 2007-08-06 Alfred Minarik <a.minarik@aon.at>
3980 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
3982 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3985 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
3986 for INTEGRAL_TYPE_P.
3988 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
3990 * configure.ac: Remove --enable-checking=df from default settings.
3991 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
3992 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
3993 if the parameter is true.
3994 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
3995 DF_VERIFY_SCHEDULED flag is true.
3996 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
3997 (df_finish_pass): Adjust prototype.
3998 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
4001 * see.c (pass_see): Add TODO_df_verify.
4002 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
4003 * global.c (rest_of_handle_global_alloc): Schedule verification
4005 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
4007 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
4008 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
4009 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
4011 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
4012 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
4013 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
4015 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
4016 Revital Eres <eres@il.ibm.com>
4018 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
4020 * ddg.c (create_ddg_dependence): Rename to...
4021 (create_ddg_dep_from_intra_loop_link): This. Do not check
4022 for interloop edges. Do not create anti dependence edge when
4023 a true dependence edge exists in the opposite direction and
4024 -fmodulo-sched-allow-regmoves is set.
4025 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
4026 (add_cross_iteration_register_deps): Create anti dependence edge
4027 when -fno-modulo-sched-allow-regmoves is set.
4028 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
4030 2007-08-04 Richard Sandiford <richard@codesourcery.com>
4032 * config/arm/arm.md (movsi): Add braces.
4034 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
4037 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
4038 operands for the folding of "A - (A & B)" into "~B & A"; cast them
4041 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
4043 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
4044 state accessor functions.
4045 * cfgloopmanip.c (remove_path, create_preheaders,
4046 force_single_succ_latches, fix_loop_structure): Ditto.
4047 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4048 tree_duplicate_loop_to_header_edge): Ditto.
4049 * cfgloopanal.c (mark_irreducible_loops): Ditto.
4050 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
4052 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
4053 cleanup_tree_cfg): Ditto.
4054 * tree-cfg.c (tree_merge_blocks): Ditto.
4055 * cfgloop.c (rescan_loop_exit, record_loop_exits,
4056 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
4057 loop_preheader_edge, single_exit): Ditto.
4058 (flow_loops_find): Do not clear loops->state.
4059 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
4060 loops_state_clear): New functions.
4062 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4065 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
4066 when adding to the base and convert ELT to sizetype instead of type.
4068 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4071 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
4072 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
4074 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4077 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
4078 correct type the negate expression.
4080 2007-08-03 Jan Hubicka <jh@suse.cz>
4082 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
4085 2007-08-03 David Edelsohn <edelsohn@gnu.org>
4087 * config/rs6000/rs6000.c (struct processor_cost): Change
4088 l1_cache_lines to l1_cache_size. Add l2_cache_size.
4089 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
4091 (rios1_costs, rios2_cost): Correct cache line size.
4092 (rs6000_override_options): Set l2-cache-size parameter.
4094 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4095 Diego Novillo <dnovillo@google.com>
4098 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
4099 if the range includes 0.
4101 2007-08-03 Ben Elliston <bje@au.ibm.com>
4103 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
4104 mode to unspec expressions to silence a warning from the generator
4107 2007-08-02 Steve Ellcey <sje@cup.hp.com>
4109 * config/ia64/constraints.md ("U"): Make constraint vector only.
4111 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
4114 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
4115 always_inline attribute on the function decl.
4117 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
4120 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
4121 if we are compiling with -fPIC.
4123 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
4124 Nigel Stephens <nigel@mips.com>
4126 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
4127 Define for MIPS32 and MIPS64.
4129 2007-08-02 Nick Clifton <nickc@redhat.com>
4131 * config/host-hpux.c: Change copyright header to refer to version
4132 3 of the GNU General Public License and to point readers at the
4133 COPYING3 file and the FSF's license web page.
4134 * config/alpha/predicates.md, config/alpha/vms-ld.c,
4135 config/alpha/linux.h, config/alpha/alpha.opt,
4136 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
4137 config/alpha/vms-unwind.h, config/alpha/ev4.md,
4138 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
4139 config/alpha/alpha.h, config/alpha/sync.md,
4140 config/alpha/openbsd.h, config/alpha/alpha.md,
4141 config/alpha/alpha-modes.def, config/alpha/ev5.md,
4142 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
4143 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
4144 config/alpha/constraints.md, config/alpha/osf.h,
4145 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
4146 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
4147 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
4148 config/frv/frv-asm.h, config/frv/frv-protos.h,
4149 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
4150 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
4151 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
4152 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
4153 config/s390/s390.opt, config/s390/s390-modes.def,
4154 config/s390/fixdfdi.h, config/s390/constraints.md,
4155 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
4156 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
4157 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
4158 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
4159 config/m32c/prologue.md, config/m32c/m32c.abi,
4160 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
4161 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
4162 config/m32c/t-m32c, config/m32c/m32c-modes.def,
4163 config/m32c/jump.md, config/m32c/shift.md,
4164 config/m32c/m32c-protos.h, config/libgloss.h,
4165 config/spu/spu-protos.h, config/spu/predicates.md,
4166 config/spu/spu-builtins.h, config/spu/spu.c,
4167 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
4168 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
4169 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
4170 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
4171 config/sparc/hypersparc.md, config/sparc/predicates.md,
4172 config/sparc/linux.h, config/sparc/sp64-elf.h,
4173 config/sparc/supersparc.md, config/sparc/cypress.md,
4174 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
4175 config/sparc/niagara.md, config/sparc/sparc.md,
4176 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
4177 config/sparc/sparc.opt, config/sparc/sync.md,
4178 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
4179 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
4180 config/sparc/sparc.c, config/sparc/little-endian.opt,
4181 config/sparc/sysv4-only.h, config/sparc/sparc.h,
4182 config/sparc/linux64.h, config/sparc/freebsd.h,
4183 config/sparc/sol2.h, config/sparc/rtemself.h,
4184 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
4185 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
4186 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
4187 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
4188 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
4189 config/m32r/linux.h, config/m32r/constraints.md,
4190 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
4191 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
4192 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
4193 config/i386/i386.md, config/i386/netware-crt0.c,
4194 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
4195 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
4196 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
4197 config/i386/sol2.h, config/i386/constraints.md,
4198 config/i386/netware-libgcc.c, config/i386/sysv5.h,
4199 config/i386/predicates.md, config/i386/geode.md,
4200 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
4201 config/i386/freebsd64.h, config/i386/vxworksae.h,
4202 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
4203 config/i386/rtemself.h, config/i386/netbsd-elf.h,
4204 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
4205 config/i386/netware.h, config/i386/i386-modes.def,
4206 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
4207 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
4208 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
4209 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
4210 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
4211 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
4212 config/i386/xm-mingw32.h, config/i386/linux64.h,
4213 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
4214 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
4215 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
4216 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
4217 config/i386/cygwin2.c, config/i386/i386-protos.h,
4218 config/i386/sync.md, config/i386/openbsd.h,
4219 config/i386/host-mingw32.c, config/i386/i386-aout.h,
4220 config/i386/nto.h, config/i386/biarch64.h,
4221 config/i386/i386-coff.h, config/i386/freebsd.h,
4222 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
4223 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
4224 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
4225 config/darwin-protos.h, config/linux.opt, config/sol2.c,
4226 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
4227 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
4228 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
4229 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
4230 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
4231 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
4232 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
4233 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
4234 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
4235 config/sh/superh64.h, config/sh/rtemself.h,
4236 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
4237 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
4238 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
4239 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
4240 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
4241 config/avr/predicates.md, config/avr/constraints.md,
4242 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
4243 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
4244 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
4245 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
4246 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
4247 config/c4x/c4x-modes.def, config/c4x/rtems.h,
4248 config/c4x/predicates.md, config/c4x/c4x.h,
4249 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
4250 config/xtensa/predicates.md, config/xtensa/xtensa.c,
4251 config/xtensa/linux.h, config/xtensa/xtensa.h,
4252 config/xtensa/elf.h, config/xtensa/xtensa.md,
4253 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
4254 config/xtensa/xtensa-protos.h, config/dbx.h,
4255 config/stormy16/predicates.md, config/stormy16/stormy16.md,
4256 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
4257 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
4258 config/host-solaris.c, config/fr30/fr30.h,
4259 config/fr30/predicates.md, config/fr30/fr30-protos.h,
4260 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
4261 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
4262 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
4263 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
4264 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
4265 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
4266 config/host-linux.c, config/interix3.h, config/cris/cris.c,
4267 config/cris/predicates.md, config/cris/linux.h,
4268 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
4269 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
4270 config/cris/aout.opt, config/cris/cris-protos.h,
4271 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
4272 config/iq2000/iq2000.h, config/iq2000/predicates.md,
4273 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
4274 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
4275 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
4276 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
4277 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
4278 config/chorus.h, config/mn10300/mn10300.c,
4279 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
4280 config/mn10300/mn10300.h, config/mn10300/linux.h,
4281 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
4282 config/mn10300/mn10300.md, config/ia64/predicates.md,
4283 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
4284 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
4285 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
4286 config/ia64/freebsd.h, config/ia64/ia64.md,
4287 config/ia64/ia64-modes.def, config/ia64/constraints.md,
4288 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
4289 config/gofast.h, config/rtems.h, config/sol2-10.h,
4290 config/m68k/predicates.md, config/m68k/m68k.md,
4291 config/m68k/linux.h, config/m68k/m68k-modes.def,
4292 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
4293 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
4294 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
4295 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
4296 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
4297 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
4298 config/m68k/constraints.md, config/m68k/rtemself.h,
4299 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
4300 config/m68k/uclinux.h, config/rs6000/power4.md,
4301 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
4302 config/rs6000/linux.h, config/rs6000/eabi.h,
4303 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
4304 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
4305 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
4306 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
4307 config/rs6000/windiss.h, config/rs6000/603.md,
4308 config/rs6000/aix41.h, config/rs6000/cell.md,
4309 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
4310 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
4311 config/rs6000/darwin.md, config/rs6000/darwin64.h,
4312 config/rs6000/default64.h, config/rs6000/7xx.md,
4313 config/rs6000/darwin.opt, config/rs6000/spe.md,
4314 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
4315 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
4316 config/rs6000/7450.md, config/rs6000/linux64.h,
4317 config/rs6000/constraints.md, config/rs6000/440.md,
4318 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
4319 config/rs6000/rs6000.c, config/rs6000/aix52.h,
4320 config/rs6000/rs6000.h, config/rs6000/power6.md,
4321 config/rs6000/predicates.md, config/rs6000/altivec.md,
4322 config/rs6000/aix64.opt, config/rs6000/rios1.md,
4323 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
4324 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
4325 config/rs6000/darwin7.h, config/rs6000/dfp.md,
4326 config/rs6000/linux64.opt, config/rs6000/sync.md,
4327 config/rs6000/vxworksae.h, config/rs6000/power5.md,
4328 config/rs6000/lynx.h, config/rs6000/biarch64.h,
4329 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
4330 config/rs6000/eabispe.h, config/rs6000/e500.h,
4331 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
4332 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
4333 config/rs6000/aix.h, config/rs6000/vxworks.h,
4334 config/rs6000/40x.md, config/rs6000/aix51.h,
4335 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
4336 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
4337 config/arc/arc.h, config/mcore/mcore-elf.h,
4338 config/mcore/mcore-protos.h, config/mcore/predicates.md,
4339 config/mcore/mcore.md, config/mcore/mcore.c,
4340 config/mcore/mcore.opt, config/mcore/mcore.h,
4341 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
4342 config/score/predicates.md, config/score/score-version.h,
4343 config/score/score-protos.h, config/score/misc.md,
4344 config/score/elf.h, config/score/score.c, config/score/mac.md,
4345 config/score/score7.md, config/score/score.h,
4346 config/score/score-conv.h, config/score/score-mdaux.c,
4347 config/score/score.md, config/score/score.opt,
4348 config/score/score-modes.def, config/score/score-mdaux.h,
4349 config/score/mul-div.S, config/arm/uclinux-elf.h,
4350 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
4351 config/arm/symbian.h, config/arm/linux-elf.h,
4352 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
4353 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
4354 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
4355 config/arm/strongarm-pe.h, config/arm/arm.h,
4356 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
4357 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
4358 config/arm/arm-modes.def, config/arm/linux-eabi.h,
4359 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
4360 config/arm/arm-cores.def, config/arm/arm-protos.h,
4361 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
4362 config/arm/wince-pe.h, config/arm/neon.md,
4363 config/arm/constraints.md, config/arm/neon.ml,
4364 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
4365 config/arm/arm.opt, config/arm/arm926ejs.md,
4366 config/arm/predicates.md, config/arm/iwmmxt.md,
4367 config/arm/arm_neon.h, config/arm/unknown-elf.h,
4368 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
4369 config/arm/neon-testgen.ml, config/arm/arm.md,
4370 config/arm/xscale-coff.h, config/arm/pe.c,
4371 config/arm/arm-generic.md, config/arm/pe.h,
4372 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
4373 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
4374 config/arm/strongarm-elf.h, config/arm/cirrus.md,
4375 config/arm/netbsd-elf.h, config/arm/vxworks.h,
4376 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
4377 config/pa/predicates.md, config/pa/pa64-hpux.h,
4378 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
4379 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
4380 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
4381 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
4382 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
4383 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
4384 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
4385 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
4386 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
4387 config/pa/pa64-regs.h, config/pa/pa-modes.def,
4388 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
4389 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
4390 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
4391 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
4392 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
4393 config/mips/linux64.h, config/mips/elforion.h,
4394 config/mips/constraints.md, config/mips/generic.md,
4395 config/mips/predicates.md, config/mips/4300.md,
4396 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
4397 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
4398 config/mips/5k.md, config/mips/vr4120-div.S,
4399 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
4400 config/mips/mips-protos.h, config/mips/6000.md,
4401 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
4402 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
4403 config/mips/mips-modes.def, config/mips/vr.h,
4404 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
4405 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
4406 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
4407 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
4408 config/vax/openbsd1.h, config/vax/netbsd.h,
4409 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
4410 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
4411 config/h8300/rtems.h, config/h8300/predicates.md,
4412 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
4413 config/h8300/h8300.md, config/h8300/h8300.opt,
4414 config/h8300/coff.h, config/h8300/h8300-protos.h,
4415 config/v850/v850.md, config/v850/predicates.md,
4416 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
4417 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
4418 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
4419 config/mmix/mmix.h, config/mmix/predicates.md,
4420 config/mmix/mmix-protos.h, config/mmix/mmix.md,
4421 config/mmix/mmix.c, config/mmix/mmix.opt,
4422 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
4423 config/bfin/rtems.h, config/bfin/bfin-modes.def,
4424 config/bfin/predicates.md, config/bfin/bfin-protos.h,
4425 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
4428 2007-08-02 Richard Sandiford <richard@codesourcery.com>
4430 * emit-rtl.c (reset_used_decls): Rename to...
4431 (set_used_decls): ...this. Set the used flag rather than clearing it.
4432 (unshare_all_rtl_again): Update accordingly. Set flags on argument
4433 DECL_RTLs rather than resetting them.
4435 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
4437 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
4439 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
4441 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
4442 argument to find_reloads_address.
4444 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
4446 PR tree-optimization/32919
4447 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
4448 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
4449 (coalesce_ssa_name): Call it.
4451 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
4452 David Ung <davidu@mips.com>
4454 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
4455 (__mips16_unorddf2, __mips16_floatunsidf): New.
4456 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
4458 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
4460 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4462 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
4463 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
4464 * tree.h (OMP_SECTIONS_CONTROL): New macro.
4465 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
4466 * omp-low.c (get_ws_args_for, determine_parallel_type,
4467 expand_omp_for_generic, expand_omp_for_static_nochunk,
4468 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
4469 Work with more precise CFG.
4470 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
4471 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
4473 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
4474 * gimple-low.c (lower_stmt): Ditto.
4475 * tree-inline.c (estimate_num_insns_1): Ditto.
4476 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
4477 (OMP_SECTIONS_SWITCH): New.
4478 * tree-cfgcleanup.c (cleanup_omp_return): New.
4479 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
4480 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
4481 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
4482 (tree_redirect_edge_and_branch): Handle omp constructs.
4484 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
4485 with three arguments.
4487 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4489 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
4492 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4494 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
4495 the loop structures may need fixing.
4496 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
4498 (cleanup_tree_cfg_loop): Removed.
4499 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
4500 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
4501 instead of running cleanup_tree_cfg_loop.
4502 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
4503 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
4504 (tree_predictive_commoning): Declaration changed.
4505 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
4507 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4509 * doc/invoke.texi (l1-cache-size): Update documentation.
4510 (l2-cache-size): Document.
4511 * params.h (L2_CACHE_SIZE): New macro.
4512 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
4513 that L1_CACHE_SIZE is in kB now.
4514 (L2_CACHE_SIZE_BYTES): New macro.
4515 (tree_ssa_prefetch_arrays): Show size in kB.
4516 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
4517 and l2_cache_size fields.
4518 * config/i386/driver-i386.c (describe_cache): Detect cache size
4520 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
4521 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
4522 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
4523 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
4524 (override_options): Set l1-cache-size and l2-cache-size to default
4525 values if not specified otherwise.
4526 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
4527 (PARAM_L2_CACHE_SIZE): New.
4529 2007-08-01 Nigel Stephens <nigel@mips.com>
4530 David Ung <davidu@mips.com>
4531 Thiemo Seufer <ths@mips.com>
4532 Chris Dearman <chris@mips.com>
4533 Richard Sandiford <richard@codesourcery.com>
4535 * config.gcc (mips*-sde-elf*): New stanza.
4536 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
4537 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
4538 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
4539 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
4540 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
4541 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
4543 * config/mips/sde.h: New file.
4544 * config/mips/t-libgcc-mips16: Likewise.
4545 * config/mips/t-sde: Likewise.
4546 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
4547 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
4548 _MIPS_FPSET and _MIPS_SZINT.
4549 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
4550 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
4551 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
4552 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
4553 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4554 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4555 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
4556 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
4557 _MIPS_SZPTR and _MIPS_FPSET.
4558 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
4559 architecture is specified.
4560 (MIPS_32BIT_OPTION_SPEC): New macro.
4562 2007-07-31 Dan Hipschman <dsh@google.com>
4564 * gcc.c (end_going_arg): New function.
4565 (do_spec_2): Use it.
4566 (do_spec_1): Use it.
4568 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
4570 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
4571 only if ENABLE_CHECKING is defined.
4573 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
4575 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
4576 df_ru_add_problem, df_ru_get_bb_info): Removed.
4577 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
4578 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
4579 df_ru_free_bb_info, df_ru_alloc,
4580 df_ru_bb_local_compute_process_def,
4581 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
4582 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
4583 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
4584 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
4585 df_ru_add_problem): Removed.
4587 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4590 * pa.md (casesi32): Use match_scratch. Revise insn condition.
4591 (casesi32p, casesi64p): Likewise.
4592 (casesi): Adjust for above.
4594 2007-07-31 Richard Sandiford <richard@codesourcery.com>
4596 * mode-switching.c (create_pre_exit): Don't search past calls.
4598 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
4600 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
4602 2007-07-31 Revital Eres <eres@il.ibm.com>
4604 * ddg.c (add_deps_for_def): Rename to...
4605 (add_cross_iteration_register_deps): This. Change implementation
4606 to use only reaching def and def-use chains to construct the
4607 inter loop dependencies.
4608 (add_deps_for_use): Remove function.
4609 (build_inter_loop_deps): Call add_cross_iteration_register_deps
4610 function to build the inter loop dependencies.
4611 * modulo-sched.c (sms_schedule): Build only
4612 reaching def and def-use chains for the propose of the ddg
4615 2007-07-31 Julian Brown <julian@codesourcery.com>
4617 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
4618 New define_insns. Use correct RTL.
4619 (vec_set<mode>): Write as expander.
4621 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
4623 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
4624 to an unallocated space.
4626 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
4629 (split_constant_offset): Enable split_constant_offset to extract
4630 constants from other statements.
4631 * tree-vect-transform.c
4632 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
4633 to a temp var. Force base_offset to be simple.
4635 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
4637 * df-scan.c (df_scan_verify): Remove artificial limit on
4638 the number of blocks for verification.
4639 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
4640 df_simulate_defs): Avoid unnecessary insn checking for defs.
4642 2007-07-29 Mark Mitchell <mark@codesourcery.com>
4644 * config/m68k/lb1sf68.asm (FUNC): New macro.
4646 (__udivsi3): Likewise.
4647 (__divsi3): Likewise.
4648 (__umodsi3): Likewise.
4649 (__modsi3): Likewise.
4650 (__subdf3): Likewise.
4651 (__adddf3): Likewise.
4652 (__muldf3): Likewise.
4653 (__divdf3): Likewise.
4654 (__negdf2): Likewise.
4655 (__cmpdf2): Likewise.
4656 (__subsf3): Likewise.
4657 (__addsf3): Likewise.
4658 (__mulsf3): Likewise.
4659 (__divsf3): Likewise.
4660 (__negsf2): Likewise.
4661 (__cmpsf2): Likewise.
4662 (__eqdf2): Likewise.
4663 (__nedf2): Likewise.
4664 (__gtdf2): Likewise.
4665 (__gedf2): Likewise.
4666 (__ltdf2): Likewise.
4667 (__ledf2): Likewise.
4668 (__eqsf2): Likewise.
4669 (__nesf2): Likewise.
4670 (__gtsf2): Likewise.
4671 (__gesf2): Likewise.
4672 (__ltsf2): Likewise.
4673 (__lesf2): Likewise.
4675 2007-07-30 Ollie Wild <aaw@google.com>
4677 * c-ppoutput.c (print_lines_directives_only): New function.
4678 (scan_translation_unit_directives_only): New function.
4679 (preprocess_file): Add call to scan_translation_unit_directives_only.
4680 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
4681 (sanitize_cpp_opts): Add default flag_dump_macros setting for
4682 -fdirectives-only. Add errors for -fdirectives-only conflict with
4683 -Wunused-macros and -traditional.
4684 (finish_options): Add builtin macro initialization for
4685 -fdirectives-only + -fpreprocessed.
4686 * c.opt (fdirectives-only): New.
4687 * doc/cppopts.texi (fdirectives-only): New.
4689 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4691 * alias.c (record_set, memory_modified_1): Constify.
4692 * bt-load.c (note_btr_set): Likewise.
4693 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
4694 * combine.c (set_nonzero_bits_and_sign_copies,
4695 expand_field_assignment, record_dead_and_set_regs_1,
4696 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
4697 likely_spilled_retval_1): Likewise.
4698 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
4699 frv_io_handle_set): Likewise.
4700 * config/mips/mips.c (mips_sim_record_set,
4701 vr4130_true_reg_dependence_p_1): Likewise.
4702 * config/mt/mt.c (insn_dependent_p_1): Likewise.
4703 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
4704 * config/sh/sh.c (flow_dependent_p_1): Likewise.
4705 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
4706 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
4707 * ddg.c (mark_mem_store): Likewise.
4708 * df-problems.c (df_urec_mark_reg_change): Likewise.
4709 * function.c (update_epilogue_consts): Likewise.
4710 * gcse.c (record_set_info, record_last_set_info,
4711 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
4712 reg_clear_last_set): Likewise.
4713 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
4715 * jump.c (reversed_comparison_code_parts): Likewise.
4716 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
4717 reg_is_set): Likewise.
4718 * loop-iv.c (mark_altered): Likewise.
4719 * mode-switching.c (reg_becomes_live): Likewise.
4720 * optabs.c (no_conflict_move_test): Likewise.
4721 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
4723 * postreload.c (reload_combine_note_store, move2add_note_store):
4725 * regmove.c (flags_set_1): Likewise.
4726 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
4728 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
4730 * resource.c (update_live_status): Likewise.
4731 * rtl.h (set_of, note_stores): Likewise.
4732 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
4733 note_stores, parms_set): Likewise.
4734 * sched-rgn.c (sets_likely_spilled_1): Likewise.
4735 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
4737 * var-tracking.c (count_stores, add_stores): Likewise.
4739 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4741 * alias.c (mems_in_disjoint_alias_sets_p,
4742 fixed_scalar_and_varying_struct_p, aliases_everything_p,
4743 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
4744 write_dependence_p, mems_in_disjoint_alias_sets_p,
4745 read_dependence, true_dependence, canon_true_dependence,
4746 anti_dependence, output_dependence): Constify.
4747 * combine.c (extended_count): Likewise.
4748 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
4749 * cselib.c (get_value_hash, references_value_p,
4750 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
4751 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
4752 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
4753 * function.c (contains, prologue_epilogue_contains,
4754 sibcall_epilogue_contains): Likewise.
4755 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
4756 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
4757 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
4758 reg_or_subregno): Likewise.
4759 * recog.c (asm_noperands): Likewise.
4760 * reload1.c (function_invariant_p): Likewise.
4761 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
4762 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
4763 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
4764 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
4765 true_regnum, reg_or_subregno, condjump_in_parallel_p,
4766 extended_count, prologue_epilogue_contains,
4767 sibcall_epilogue_contains, function_invariant_p, true_dependence,
4768 canon_true_dependence, read_dependence, anti_dependence,
4769 output_dependence): Likewise.
4770 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
4772 2007-07-30 Julian Brown <julian@codesourcery.com>
4774 * config/arm/neon.md (V_ext): New mode attribute.
4775 (neon_vget_lane<mode>): Replace with define_expand.
4776 (neon_vget_lane<mode>_sext_internal)
4777 (neon_vget_lane<mode>_zext_internal): New define_insns for double
4778 and quad precision vectors.
4779 (neon_vget_lanedi): Add bounds check. Remove dead comment.
4780 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
4781 have typeless 32-bit result.
4783 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4786 * tree-affine.h (aff_tree): The type of rest is sizetype for types
4788 * tree-affine.c (aff_combination_scale): If type is a pointer type,
4789 use sizetype for rest.
4790 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
4791 (aff_combination_convert): Don't convert rest for pointer types.
4793 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
4795 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
4797 * tree-ssa-alias.c: Add alloc-pool.h.
4798 (init_alias_info): Free alias_bitmap_obstack.
4799 (delete_alias_info): Call delete_mem_ref_stats.
4800 (get_mem_sym_stats_for): Use alloc_pool.
4801 (init_mem_ref_stats): Do not delete mem_ref_stats here.
4802 (delete_mem_sym_stats): Removed.
4804 2007-07-29 Sebastian Pop <sebpop@gmail.com>
4806 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
4807 functions cannot be represented as classical distance vectors.
4809 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4811 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
4812 * builtins.c (validate_arg, builtin_mathfn_code,
4813 validate_arglist): Likewise.
4814 * calls.c (call_expr_flags): Likewise.
4815 * combine.c (reg_nonzero_bits_for_combine,
4816 reg_num_sign_bit_copies_for_combine, get_last_value,
4817 reg_truncated_to_mode): Likewise.
4818 * emit-rtl.c (subreg_lowpart_p): Likewise.
4819 * expr.c (highest_pow2_factor_for_target,
4820 categorize_ctor_elements_1, categorize_ctor_elements,
4821 count_type_elements, contains_packed_reference,
4822 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
4823 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
4824 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
4825 native_encode_int, native_encode_real, native_encode_complex,
4826 native_encode_vector, native_encode_expr, native_interpret_int,
4827 native_interpret_real, native_interpret_complex,
4828 native_interpret_vector, native_interpret_expr): Likewise.
4829 * function.c (use_register_for_decl): Likewise.
4830 * gimplify.c (get_name): Likewise.
4831 * langhooks-def.h (lhd_return_null_const_tree): New.
4832 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
4833 * langhooks.c (lhd_return_null_const_tree): New.
4834 * langhooks.h (lang_get_callee_fndecl): Constify.
4835 * output.h (constructor_static_from_elts_p): Likewise.
4836 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
4837 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
4838 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
4839 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
4840 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
4841 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
4842 * rtlhooks-def.h (reg_nonzero_bits_general,
4843 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
4845 * rtlhooks.c (reg_num_sign_bit_copies_general,
4846 reg_nonzero_bits_general, reg_truncated_to_mode_general):
4848 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
4849 * stor-layout.c (mode_for_size_tree): Likewise.
4850 * tree-ssa-loop-im.c (memref_eq): Likewise.
4851 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
4852 * tree.c (contains_placeholder_p, type_list_equal,
4853 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
4855 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
4856 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
4857 contains_placeholder_p, contains_packed_reference,
4858 get_callee_fndecl, operand_equal_for_phi_arg_p,
4859 warn_if_unused_value, is_body_block, native_encode_expr,
4860 native_interpret_expr, fold_convertible_p, operand_equal_p,
4861 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
4862 validate_arglist, simple_cst_equal, type_list_equal,
4863 use_register_for_decl, call_expr_flags, get_name,
4864 highest_pow2_factor): Likewise.
4865 (const_call_expr_arg_iterator_d,
4866 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
4867 first_const_call_expr_arg, more_const_call_expr_args_p,
4868 FOR_EACH_CONST_CALL_EXPR_ARG): New.
4869 * varasm.c (constructor_static_from_elts_p): Constify.
4871 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
4873 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
4874 config/arm/neon-schedgen.ml, config/arm/neon.ml,
4875 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
4876 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
4877 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
4878 tree-vect-transform.c, tree.def: Fix comment typos. Follow
4879 spelling conventions.
4880 * doc/invoke.texi: Follow spelling conventions.
4882 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
4883 Revital Eres <eres@il.ibm.com>
4885 * modulo-sched.c (sms_schedule): Avoid loops which includes
4886 auto-increment instructions.
4888 2007-07-28 Richard Guenther <rguenther@suse.de>
4891 * fold-const.c (fold_cond_expr_with_comparison): Convert
4892 operand zero of MIN/MAX_EXPR to correct type.
4894 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4896 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
4897 flags_from_decl_or_type): Constify.
4898 * gcc.c (do_spec_1): Likewise.
4899 * print-tree.c (dump_addr, print_node_brief): Likewise.
4900 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
4901 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
4902 tree_purge_all_dead_eh_edges): Likewise.
4903 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
4904 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
4906 * tree.c (expr_location, expr_has_location, expr_locus,
4907 expr_filename, expr_lineno, get_inner_array_type,
4908 fields_compatible_p): Likewise.
4909 * tree.h (get_inner_array_type, fields_compatible_p,
4910 expr_location, expr_has_location, expr_locus, expr_filename,
4911 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
4912 setjmp_call_p, alloca_call_p): Likewise.
4914 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
4916 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
4917 TV_FLOW_INSENSITIVE.
4919 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
4921 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
4922 (compute_flow_insensitive_aliasing): Ditto for
4923 TV_FLOW_INSENSITIVE.
4925 2007-07-27 Jan Hubicka <jh@suse.cz>
4927 * config/i386/i386.c (register_move_cost): Remove accidentally
4928 comitted #if 0 block.
4930 * attribs.c: Include hashtab.h
4931 (attribute_hash): New.
4932 (substring): New structure.
4933 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
4935 (init_attributes): Initialize attribute hash.
4936 (decl_attributes): Use attribute hash.
4937 * Makefile.in (attribs.c): Depend on hashtab.h.
4939 2007-07-27 Steve Ellcey <sje@cup.hp.com>
4941 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
4943 2007-07-27 Richard Sandiford <richard@codesourcery.com>
4945 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
4946 __mips_dspr2 and __mips_dsp_rev macros.
4947 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
4949 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
4951 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
4953 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
4957 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
4958 and the updating of the live and do_not_gen sets.
4959 (df_note_bb_compute): Added updating of live and do_not_gen sets
4960 for regular defs so that the case of clobber inside conditional
4961 call is processed correctly.
4963 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4965 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
4966 operands with compatible type.
4968 2007-07-27 Richard Sandiford <richard@codesourcery.com>
4970 * expr.h (store_bit_field): Don't return a value.
4971 * expmed.c (check_predicate_volatile_ok): New function.
4972 (store_bit_field_1): New function, extracted from store_bit_field.
4973 Take a fallback_p argument and return true if the operation succeeded.
4974 Only use store_fixed_bit_field if fallback_p. Don't recompute
4975 mode_for_extraction; use op_mode instead. Try forcing memories
4976 into registers if the insv expander fails.
4977 (store_bit_field): Use store_bit_field_1 with fallback_p true.
4978 Don't return a value.
4979 (convert_extracted_bit_field): New function, extracted from
4981 (extract_bit_field_1): Likewise. Take a fallback_p argument
4982 and return NULL if the operation succeeded. Only use
4983 extract_fixed_bit_field if fallback_p. Only calculate one
4984 extraction mode. Combine code for extv and extzv. Try forcing
4985 memories into registers if the ext(z)v expander fails.
4986 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
4988 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4990 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
4992 (df_ref): Likewise. Put regno with other integer fields.
4994 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4996 * df.h (df_mw_hardreg): Remove "loc" field.
4997 * df-scan.c (df_ref_record): Don't set it. Remove redundant
4999 * df-problems.c (df_whole_mw_reg_unused_p): New function,
5000 split out from df_set_unused_notes_for_mw. Return false for
5001 partial references. Assert that mw_reg is a REG when returning true.
5002 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
5003 (df_whole_mw_reg_dead_p): New function, split out from
5004 df_set_dead_notes_for_mw. Return false for partial references.
5005 Assert that mw_reg is a REG when returning true.
5006 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
5007 Remove redundant bitmap check.
5009 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
5011 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
5012 ($(T)crtend.o): Likwise.
5013 ($(T)crtbeginS.o): Likwise.
5014 ($(T)crtendS.o): Likwise.
5015 ($(T)crtfastmath.o): Likwise.
5017 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
5019 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
5020 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
5021 * basic-block.h (struct control_flow_graph): Added x_dom_computed
5022 and x_n_bbs_in_dom_tree fields.
5024 2007-07-26 Steve Ellcey <sje@cup.hp.com>
5026 PR tree-optimization/32087
5027 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
5028 Do not call scale_bbs_frequencies_int with prob of zero.
5030 2007-07-26 Julian Brown <julian@codesourcery.com>
5032 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
5033 (neon_element_bits): Add prototypes.
5034 * config/arm/arm.c (bounds_check, neon_lane_bounds)
5035 (neon_const_bounds, neon_element_bits): New functions.
5036 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
5037 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
5038 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
5039 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
5040 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
5041 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
5042 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
5043 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
5044 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
5045 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
5046 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
5047 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
5048 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
5050 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
5052 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
5053 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
5055 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
5056 Julian Brown <julian@codesourcery.com>
5058 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
5059 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
5060 * config/arm/cortex-a8.md: New.
5061 * config/arm/cortex-a8-neon.md: New.
5062 * config/arm/neon-schedgen.ml: New.
5063 * config/arm/neon.md (vqh_mnem): New.
5065 (Is_float_mode): New.
5066 (Scalar_mul_8_16): New.
5068 (V_mode_nunits): New.
5069 (All instruction patterns): Annotate with neon_type attribute
5071 * config/arm/arm.md: Include cortex-a8.md.
5072 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
5074 Annotate instruction patterns accordingly.
5075 (generic_sched): Do not use generic scheduling for Cortex-A8.
5076 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
5078 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
5080 * fold-const.c (fold_read_from_constant_string): Use
5082 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5084 2007-07-26 Nick Clifton <nickc@redhat.com>
5086 * tree-ssa-operands.h: Change copyright header to refer to version
5087 3 of the GNU General Public License and to point readers at the
5088 COPYING3 file and the FSF's license web page.
5089 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
5090 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
5091 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
5092 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
5093 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
5094 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
5095 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
5096 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
5097 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
5098 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
5099 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
5100 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
5101 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
5102 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
5103 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
5104 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
5105 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
5106 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
5107 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
5108 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
5109 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
5110 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
5111 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
5112 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
5113 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
5114 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
5115 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
5116 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
5117 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
5118 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
5119 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
5120 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
5121 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
5122 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
5123 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
5124 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
5125 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
5126 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
5127 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
5128 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
5129 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
5130 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
5131 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
5132 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
5133 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
5134 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
5135 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
5136 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
5137 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
5138 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
5139 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
5140 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
5141 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
5142 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
5143 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
5144 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
5145 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
5146 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
5147 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
5148 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
5149 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
5150 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
5151 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
5152 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
5153 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
5154 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
5155 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
5156 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
5157 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
5158 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
5159 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
5160 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
5161 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
5162 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
5163 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
5164 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
5165 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
5166 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
5167 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
5168 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
5169 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
5170 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
5171 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
5172 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
5173 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
5174 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
5175 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
5176 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
5177 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
5178 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
5179 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
5180 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
5181 vecprim.h, basic-block.h, tree-ssa-structalias.c,
5182 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
5183 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
5184 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
5185 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
5186 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
5187 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
5188 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
5189 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
5190 convert.c, convert.h, langhooks-def.h, reload1.c,
5191 tree-ssa-operands.c: Likewise.
5193 2007-07-26 Jan Hubicka <jh@suse.cz>
5195 * tree-ssa-live.c: Include debug.h and flags.h.
5196 (mark_scope_block_unused): New function.
5197 (remove_unused_scope_block_p): New function.
5198 (remove_unused_locals): Remove unused blocks too.
5200 2007-07-25 Ian Lance Taylor <iant@google.com>
5202 * combine.c (combine_max_regno): Remove. Remove all uses.
5203 (struct reg_stat_struct): Rename from struct reg_stat.
5204 (reg_stat_type): Define, and declare VECs.
5205 (reg_stat): Change from pointer to VEC. Change all uses.
5206 (combine_split_insns): New static function.
5207 (try_combine, find_split_point): Call it instead of split_insns.
5209 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5211 * cfghooks.c (split_block): Fix the information about loop latch.
5213 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5215 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
5217 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5219 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
5220 Scan the new edge for loop exit info.
5222 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
5224 * config/darwin.c: Include debug.h.
5226 2007-07-25 Steve Ellcey <sje@cup.hp.com>
5229 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
5231 2007-07-25 Steve Ellcey <sje@cup.hp.com>
5233 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
5234 (HARD_REGNO_MODE_OK): Ditto.
5235 (MODES_TIEABLE_P): Ditto.
5236 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
5237 (CLASS_MAX_NREGS): Ditto.
5238 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
5239 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
5240 (divdf3_internal_thr): Removed.
5241 * config/ia64/div.md: New file.
5242 * config/ia64/constraints.md: Add H constraint.
5244 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5246 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
5247 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
5248 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
5249 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
5250 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
5251 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
5252 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
5253 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
5254 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
5255 dump_sbitmap_file, debug_sbitmap, popcount_table,
5256 sbitmap_popcount): Constify.
5257 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
5258 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
5259 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
5260 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
5261 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
5262 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
5263 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
5264 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
5265 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
5266 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
5267 sbitmap_popcount, sbitmap_verify_popcount): Constify.
5269 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5271 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
5272 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
5273 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
5274 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
5275 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
5276 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
5277 bitmap_intersect_p, bitmap_intersect_compl_p,
5278 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
5279 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
5281 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
5282 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
5283 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
5284 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
5285 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
5286 debug_bitmap, debug_bitmap_file, bitmap_print,
5287 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
5288 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
5290 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
5292 * config/darwin.c (darwin_override_options): Additional fix for
5293 debug info formats that don't support var tracking.
5295 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5297 * cselib.c (entry_and_rtx_equal_p): Constify.
5298 * gengtype.c (output_mangled_typename, write_types, write_local):
5300 * gengtype.h (const_type_p): New.
5301 * see.c (eq_descriptor_extension, hash_descriptor_extension):
5303 * tlink.c (scan_linker_output): De-constify.
5304 * tree-ssa-loop-im.c (memref_eq): Constify.
5305 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
5306 (shared_bitmap_hash, shared_bitmap_eq): Constify.
5308 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5310 * c-common.c (fname_as_string, c_type_hash): Constify.
5311 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
5312 * cgraph.c (edge_hash, edge_eq): Likewise.
5313 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
5314 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
5315 reg_attrs_htab_eq): Likewise.
5316 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
5318 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
5319 const_decl_t, const_state_t, const_automata_list_el_t): New.
5320 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
5321 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
5322 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
5323 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
5324 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
5325 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
5326 compare_max_occ_cycle_nums, out_state_arcs_num,
5327 compare_transition_els_num, units_cmp, state_reservs_cmp):
5329 * genmodes.c (cmp_modes): Likewise.
5330 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
5331 * gimplify.c (compare_case_labels): Likewise.
5332 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
5333 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
5334 * matrix-reorg.c (mtt_info_hash): Likewise.
5335 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
5336 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
5337 (htab_hash_bucket, htab_hash_elem): Constify.
5338 * tree-browser.c (TB_parent_eq): Likewise.
5339 * tree-scalar-evolution.c (hash_scev_info): Likewise.
5340 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
5341 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
5342 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
5344 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
5345 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
5346 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
5347 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
5348 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
5350 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
5351 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
5352 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
5353 * tree-ssa-threadupdate.c (redirection_data_hash,
5354 redirection_data_eq): Likewise.
5355 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
5356 * tree-ssa.c (var_ann_eq): Likewise.
5357 * tree-vrp.c (compare_case_labels): Likewise.
5358 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
5359 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
5360 tree_not_check_failed, tree_class_check_failed,
5361 tree_range_check_failed, tree_not_class_check_failed,
5362 omp_clause_check_failed, omp_clause_range_check_failed,
5363 tree_contains_struct_check_failed, tree_operand_check_failed):
5365 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
5366 tree_not_check_failed, tree_class_check_failed,
5367 tree_range_check_failed, tree_not_class_check_failed,
5368 tree_operand_check_failed, omp_clause_operand_check_failed,
5369 tree_operand_length): Likewise.
5370 * var-tracking.c (const_variable): New.
5371 (variable_htab_hash, variable_htab_eq): Constify.
5372 * varasm.c (const_desc_hash): Likewise.
5374 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5376 * expr.c (handled_component_p): Constify.
5377 * fold-const.c (fit_double_type): Likewise.
5378 * real.h (real_value_from_int_cst): Likewise.
5379 * tree-flow-inline.h (gimple_in_ssa_p,
5380 gimple_aliases_computed_p, gimple_addressable_vars,
5381 gimple_call_clobbered_vars, gimple_referenced_vars,
5382 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
5383 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
5384 may_aliases, end_readonly_imm_use_p, has_zero_uses,
5385 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
5386 is_label_stmt, is_global_var, phi_ssa_name_p,
5387 factoring_name_p, is_call_clobbered, tree_common_ann,
5388 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
5389 unmodifiable_var_p, array_ref_contains_indirect_ref,
5390 ref_contains_array_ref, lookup_subvars_for_var,
5391 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
5392 gimple_mem_ref_stats): Likewise.
5393 * tree-flow.h (tree_common_ann, var_ann, function_ann,
5394 may_aliases, is_exec_stmt, is_label_stmt,
5395 ref_contains_array_ref, array_ref_contains_indirect_ref,
5396 var_can_have_subvars, overlap_subvar, is_call_clobbered,
5397 unmodifiable_var_p): Likewise.
5398 * tree-gimple.c (is_gimple_min_invariant): Likewise.
5399 * tree-gimple.h (is_gimple_min_invariant): Likewise.
5400 * tree.c (type_hash_list, attribute_hash_list, tree_size,
5401 cst_and_fits_in_hwi, real_value_from_int_cst,
5402 build_real_from_int_cst, integer_zerop, integer_onep,
5403 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
5404 tree_floor_log2, real_zerop, real_onep, real_twop,
5405 real_minus_onep, really_constant_p, purpose_member, chain_member,
5406 list_length, fields_length, int_size_in_bytes, bit_position,
5407 int_bit_position, byte_position, int_byte_position, expr_align,
5408 array_type_nelts, tree_node_structure,
5409 type_contains_placeholder_1, iterative_hash_pointer,
5410 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
5411 tree_map_base_eq, type_hash_list, type_hash_eq,
5412 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
5413 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
5414 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
5415 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
5416 int_fits_type_p, get_containing_scope, decl_function_context,
5417 decl_type_context, omp_clause_operand_check_failed,
5418 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
5419 * tree.h (omp_clause_operand_check_failed, tree_size,
5420 build_real_from_int_cst, array_type_nelts, purpose_member,
5421 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
5422 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
5423 is_attribute_p, check_qualified_type, expr_align,
5424 int_size_in_bytes, bit_position, int_bit_position, byte_position,
5425 int_byte_position, list_length, fields_length, initializer_zerop,
5426 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
5427 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
5428 tree_node_structure, handled_component_p, get_containing_scope,
5429 decl_function_context, decl_type_context, real_zerop,
5430 type_num_arguments, fit_double_type, really_constant_p,
5431 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
5432 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
5433 real_twop, real_minus_onep, int_cst_value): Likewise.
5435 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5437 * cfglayout.c (insn_scope, insn_line): Constify.
5438 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
5439 const_double_htab_hash, const_double_htab_eq,
5440 mem_attrs_htab_hash): Likewise.
5441 * loop-iv.c (biv_eq): Likewise.
5442 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
5443 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
5444 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
5446 * rtl-error.c (location_for_asm, diagnostic_for_asm,
5447 error_for_asm, warning_for_asm, _fatal_insn,
5448 _fatal_insn_not_found): Likewise.
5449 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
5450 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
5451 rtl_check_failed_type2, rtl_check_failed_code1,
5452 rtl_check_failed_code2, rtl_check_failed_code_mode,
5453 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
5454 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
5455 rtl_check_failed_type2, rtl_check_failed_code1,
5456 rtl_check_failed_code2, rtl_check_failed_code_mode,
5457 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
5458 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
5459 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
5460 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
5461 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
5462 rtx_unstable_p, get_integer_term, get_related_value,
5463 offset_within_block_p, reg_mentioned_p, count_occurrences,
5464 reg_referenced_p, reg_used_between_p, no_labels_between_p,
5465 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
5466 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
5467 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
5468 find_constant_src, find_reg_fusage, find_regno_fusage,
5469 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
5470 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
5471 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
5472 computed_jump_p, auto_inc_p, in_expr_list_p,
5473 remove_node_from_expr_list, loc_mentioned_in_p,
5474 label_is_jump_target_p, reversed_comparison_code_parts,
5475 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
5476 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
5477 print_inline_rtx): Likewise.
5478 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
5479 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
5480 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
5481 get_integer_term, get_related_value, offset_within_block_p,
5482 count_occurrences, reg_mentioned_p, no_labels_between_p,
5483 reg_used_between_p, reg_referenced_p, single_set_2,
5484 multiple_sets, set_noop_p, refers_to_regno_p,
5485 reg_overlap_mentioned_p, dead_or_set_p,
5486 covers_regno_no_parallel_p, covers_regno_p,
5487 dead_or_set_regno_p, find_reg_note, find_regno_note,
5488 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
5489 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
5490 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
5491 side_effects_p, may_trap_p_1, may_trap_p,
5492 may_trap_after_code_motion_p, may_trap_or_fault_p,
5493 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
5494 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
5495 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
5496 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
5497 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
5499 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
5500 warning_for_asm): Likewise.
5501 * tree.h (print_rtl): Likewise.
5502 * varasm.c (get_pool_mode): Likewise.
5504 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5506 * c-lex.c (c_lex_with_flags, lex_string): Constify.
5507 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
5508 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
5509 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
5510 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
5511 * ddg.c (compare_sccs): Likewise.
5512 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
5513 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
5514 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
5515 decimal_do_fix_trunc, decimal_real_to_integer,
5516 decimal_real_to_integer2, decimal_real_maxval): Likewise.
5517 * dse.c (const_group_info_t): New.
5518 (invariant_group_base_eq, invariant_group_base_hash): Constify.
5519 * dwarf2out.c (const_dw_die_ref): New.
5520 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
5521 * tree-browser.c (TB_parent_eq): Likewise.
5522 * unwind-dw2-fde.c (__register_frame_info_bases,
5523 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
5524 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
5526 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
5527 * unwind-dw2.c (uw_frame_state_for): Likewise.
5528 * value-prof.c (histogram_hash, histogram_eq): Likewise.
5529 * value-prof.h (const_histogram_value): New.
5531 2007-07-25 Richard Sandiford <richard@codesourcery.com>
5533 * config/mips/mips.c (machine_function): Add
5534 initialized_mips16_gp_pseudo_p.
5535 (mips16_gp_pseudo_reg): Do not emit the initialization of
5536 mips16_gp_pseudo_rtx when being called from the gimple cost-
5537 calculation routines; emit it on the first use outside those
5540 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5542 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
5545 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
5546 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
5547 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
5548 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
5549 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
5550 Preserve const-ness of parameters through use of __typeof(),
5551 also constify and tidy.
5553 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
5554 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
5555 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
5556 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
5557 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
5558 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
5559 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
5560 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
5561 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
5563 2007-07-25 Julian Brown <julian@codesourcery.com>
5564 Mark Shinwell <shinwell@codesourcery.com>
5566 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
5567 (alpha_mangle_type): This.
5568 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5569 (TARGET_MANGLE_TYPE): Define this instead.
5570 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
5571 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
5572 (arm_init_neon_builtins): Fix comment.
5573 (arm_mangle_map_entry): New.
5574 (arm_mangle_map): New.
5575 (arm_mangle_type): New.
5576 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
5577 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
5578 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
5579 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5580 (TARGET_MANGLE_TYPE): Define this instead.
5581 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
5582 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
5583 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
5584 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5585 (TARGET_MANGLE_TYPE): Define this instead.
5586 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
5588 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
5589 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5590 (TARGET_MANGLE_TYPE): Define this instead.
5591 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
5592 (s390_mangle_type): This.
5593 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5594 (TARGET_MANGLE_TYPE): Define this instead.
5595 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
5596 (sparc_mangle_type): This.
5597 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5598 (TARGET_MANGLE_TYPE): Define this instead.
5599 * cp/mangle.c (write_type): Call mangle_type target hook on all
5600 types before mangling. Use original type, not main variant, as
5602 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
5603 (TARGET_MANGLE_TYPE): This.
5604 * target.h (gcc_target): Rename mangle_fundamental_type to
5606 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
5607 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
5609 2007-07-25 Julian Brown <julian@codesourcery.com>
5610 Paul Brook <paul@codesourcery.com>
5611 Joseph Myers <joseph@codesourcery.com>
5612 Mark Shinwell <shinwell@codesourcery.com>
5614 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
5615 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
5616 (with_fpu): Allow --with-fpu=neon.
5617 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
5618 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
5619 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
5620 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
5621 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
5622 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
5623 (neon_emit_pair_result_insn, neon_disambiguate_copy)
5624 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
5625 (output_move_neon): Add prototypes.
5626 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
5627 (all_fpus): Add FPUTYPE_NEON.
5628 (fp_model_for_fpu): Add NEON field.
5629 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
5630 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
5632 (arm_legitimate_address_p): Don't support fancy addressing for NEON
5634 (thumb2_legitimate_address_p): Likewise.
5635 (neon_valid_immediate): Recognize and prepare constants suitable for
5637 (neon_immediate_valid_for_move): New function. Recognize and prepare
5638 immediates for NEON move instructions.
5639 (neon_immediate_valid_for_logic): New function. Recognize and
5640 prepare immediates for NEON logic instructions.
5641 (neon_output_logic_immediate): New function. Create asm string
5642 suitable for outputting immediate logic instructions.
5643 (neon_pairwise_reduce): New function. Implement reduction using
5644 pairwise operations.
5645 (neon_expand_vector_init): New function. Expand a (possibly
5646 non-constant) vector initialization.
5647 (neon_vector_mem_operand): New function. Memory operands supported
5648 for quad-word loads/stores to/from ARM or NEON registers. Don't
5649 allow base+offset addressing for core regs.
5650 (neon_struct_mem_operand): New function. Valid mems for NEON
5652 (coproc_secondary_reload_class): Enable NEON registers to be loaded
5653 from neon_vector_mem_operand addresses without a secondary register.
5654 (add_minipool_forward_ref): Handle >8-byte minipool entries.
5655 (add_minipool_backward_ref): Likewise.
5656 (dump_minipool): Likewise.
5657 (push_minipool_fix): Likewise.
5658 (output_move_quad): New function. Output quad-word moves, loads and
5659 stores using ARM registers.
5660 (output_move_vfp): Add support for vectors in VFP (NEON) D
5662 (output_move_neon): Output a NEON load/store to/from a quadword
5664 (arm_print_operand): Implement new codes:
5665 - 'c' for unadorned integers (without a # sign).
5666 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
5668 - 'e', 'f' for the low and high D parts of a NEON Q register.
5669 - 'q' outputs a NEON Q register.
5670 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
5671 - 'T' prints NEON opcode features from a coded bitmask.
5672 - 'F' is similar to T, but signed/unsigned codes both print as
5674 - 't' is similar to T, but 'u' is printed instead of 'p'.
5675 - 'O' prints 'r' if NEON instruction should perform rounding (as
5676 specified by bitmask), else prints nothing.
5677 - '#' is a punctuation character to stop operand numbers from
5678 running together with following digits in the assembler
5679 strings for instructions (when using mode attributes).
5680 (arm_assemble_integer): Handle extra NEON vector modes. Permute
5681 constant vectors in big-endian mode, where necessary.
5682 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
5683 Handle EI, OI, CI, XI modes.
5684 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
5685 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
5686 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
5687 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
5688 (neon_builtin_type_bits): Add enumeration, one bit for each vector
5690 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
5691 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
5692 to turn v8qi, etc. into bits defined above.
5693 (neon_itype): New enumeration. Classifications of NEON builtins.
5694 (neon_builtin_datum): Define struct. Contains information about
5695 a single builtin (with multiple modes).
5696 (CF): Define helper macro for...
5697 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
5699 (neon_builtin_data): New array. Define information about builtins
5700 for use during initialization/expansion.
5701 (arm_init_neon_builtins): New function.
5702 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
5704 (neon_builtin_compare): New function.
5705 (locate_neon_builtin_icode): New function. Find an insn code for a
5706 builtin given a function code for that builtin. Also return type of
5707 builtin (NEON_BINOP, NEON_UNOP etc.).
5708 (builtin_arg): New enumeration. Types of arguments for builtins.
5709 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
5710 Takes a variable argument list of builtin_arg types, terminated by
5712 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
5713 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
5714 (neon_emit_pair_result_insn): New function. Support returning pairs
5715 of vectors via a pointer.
5716 (neon_disambiguate_copy): New function. Set up operands for a
5717 multi-word copy such that registers do not get clobbered.
5718 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
5719 ARM_BUILTIN_NEON_BASE.
5720 (arm_file_start): Set float-abi attribute for NEON.
5721 (arm_vector_mode_supported_p): Enable NEON vector modes.
5722 (arm_mangle_map_entry): New.
5723 (arm_mangle_map): New.
5724 (arm_mangle_vector_type): New.
5725 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
5727 (TARGET_NEON): New macro. Target supports NEON.
5728 (fputype): Add FPUTYPE_NEON.
5729 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
5730 for vectorization based on command-line arg.
5731 (NEON_REGNO_OK_FOR_NREGS): Define.
5732 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
5733 (VALID_NEON_STRUCT_MODE): Define.
5734 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
5735 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
5736 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
5737 (consttable_16): Add pattern for outputting 16-byte minipool
5739 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
5741 (vec-common.md, neon.md): Include md files.
5742 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
5743 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
5744 (memory_constraint "Ut", "Un", "Us"): Define.
5745 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
5746 (MMX_char): New mode attribute.
5747 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
5748 (*add<mode>3_iwmmxt): New insn pattern.
5749 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
5750 (*sub<mode>3_iwmmxt): New insn pattern.
5751 (mulv4hi3): Rename to...
5752 (*mulv4hi3_iwmmxt): This.
5753 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
5754 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
5755 (uminv4hi3, uminv2si3): Remove. Replace with...
5756 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
5757 (*umin<mode>3_iwmmxt): These.
5758 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
5759 (ashr<mode>3_iwmmxt): This new pattern.
5760 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
5761 (lshr<mode>3_iwmmxt): This new pattern.
5762 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
5763 (ashl<mode>3_iwmmxt): This new pattern.
5764 * config/arm/neon-docgen.ml: New file. Generate documentation for
5766 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
5767 * config/arm/arm_neon.h: New (autogenerated).
5768 * config/arm/neon-testgen.ml: New file. Generate NEON tests
5770 * config/arm/neon.md: New file. Define NEON instructions.
5771 * config/arm/neon.ml: New file. Abstract description of NEON
5772 instructions, used to generate arm_neon.h header, documentation and
5774 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
5775 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
5777 * doc/extend.texi (ARM Built-in Functions): Rename and remove
5779 (ARM NEON Intrinsics): New subsection.
5780 * doc/arm-neon-intrinsics.texi: New (autogenerated).
5782 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
5784 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
5787 2007-07-24 Jan Hubicka <jh@suse.cz>
5789 * regclass.c (move_table): New type.
5790 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
5791 (init_move_cost): Break out from ...
5792 (init_reg_sets_1): ... here; simplify computation of
5793 have_regs-of_mode and contains_reg_of_mode.
5794 (record_reg_classes): Unswitch internal loops.
5795 (copy_cost): Trigger lazy initialization of move cost
5796 (record_address_regs): Likewise.
5798 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
5800 * config/darwin.c (darwin_override_options): Don't force on
5801 flag_var_tracking_uninit when no debug info is requested.
5803 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5805 * cfgloop.c (init_loops_structure): New function.
5806 (flow_loops_find): Create root of the loop tree unconditionally.
5808 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
5810 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
5812 2007-07-24 Jan Hubicka <jh@suse.cz>
5814 * caller-save.c: Include ggc.h, gt-caller-save.h
5815 (reg_save_code, reg_restore_code): Rename to ...
5816 (cached_reg_save_code, cached_reg_restore_code): ... those.
5817 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
5818 (reg_save_code, reg_restore_code): New functions.
5819 (init_caller_save): Do not intialize
5820 reg_save_code/reg_restore_code tables.
5821 * Makefile.in: (gt-caller-save.h): New.
5823 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
5825 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
5826 with the mode of the original operand instead of
5829 2007-07-23 Jan Hubicka <jH@suse.cz>
5831 * i386.c (ix86_secondary_memory_needed): Break out to...
5832 (inline_secondary_memory_needed): ... here.
5833 (ix86_memory_move_cost): Break out to ...
5834 (inline_memory_move_cost): ... here; add support for IN value of 2 for
5835 maximum of input and output; fix handling of Q_REGS on 64bit.
5836 (ix86_secondary_memory_needed): Microoptimize.
5838 2007-07-23 Sebastian Pop <sebpop@gmail.com>
5840 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
5841 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
5842 stmts_from_loop, known_dependences_p, build_rdg): New.
5843 * tree-data-ref.h: Depends on graphds.h.
5844 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
5845 (build_rdg): Declared.
5846 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
5848 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
5850 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
5853 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
5854 Jakub Jelinek <jakub@redhat.com>
5856 PR middle-end/PR28690
5857 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
5859 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
5860 and MEM_POINTER operands over REG and MEM operands.
5861 (swap_commutative_operands_p): Change return value to bool.
5862 * rtl.h: Update the corresponding prototype.
5863 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
5864 instead of gen_rtx_PLUS.
5865 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
5866 value to bool. Change function arguments to rtx's and update code
5868 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
5869 calls to match the new declaration.
5870 * simplify-rtx.c (simplify_associative_operation): Don't
5871 reorder simplify_binary_operation arguments.
5873 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5875 * config/mips/mips.c (override_options): Use mips_costs to derive
5876 the default branch cost.
5877 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
5879 * config/mips/mips.opt (mbranch-cost=): New option.
5880 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
5882 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5884 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
5885 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
5886 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
5887 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
5889 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5891 * config/mips/constraints.md (ks): New constraint.
5892 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
5893 (*add<mode>3_mips16): ...here.
5895 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
5897 * optabs.h (enum optab_index): Add new OTI_signbit.
5898 (signbit_optab): Define corresponding macro.
5899 (enum insn_code signbit_optab[]): Remove array.
5900 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
5901 (expand_copysign_absneg): If back end provides signbit insn, use it
5902 instead of bit operations on floating point argument.
5903 * builtins.c (enum insn_code signbit_optab[]): Remove array.
5904 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
5905 for availability of signbit insn.
5907 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
5908 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
5909 SSE mode is not active.
5910 (isinf<mode>2): Disable for mfpmath=sse,387.
5912 2007-07-22 Ben Elliston <bje@au.ibm.com>
5914 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
5916 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
5918 2007-07-20 Richard Guenther <rguenther@suse.de>
5920 * tree-cfg.c (verify_expr): COND_EXPRs can have any
5921 integral typed condition.
5922 * tree-ssa.c (useless_type_conversion_p): Do not preserve
5923 booleanness. Only preserve conversions from a non-base
5924 type to a base type, not in general between types with
5925 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
5926 * tree.def (COND_EXPR): Document that the condition
5927 can be of any integral type.
5929 2007-07-20 Nigel Stephens <nigel@mips.com>
5930 Richard Sandiford <richard@codesourcery.com>
5932 * config/mips/mips.h (mips_dwarf_regno): Declare.
5933 (DBX_REGISTER_NUMBER): Remove redundant brackets.
5934 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
5935 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
5936 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
5937 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
5938 (REG_CLASS_NAMES): Update accordingly.
5939 * config/mips/mips.c (mips_dwarf_regno): New array.
5940 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
5941 (mips_subword): Remove special handling for accumulator registers.
5942 (override_options): Initiailize mips_dwarf_regno. Remove use
5944 (mips_swap_registers): New function.
5945 (mips_conditional_register_usage): Swap accumulator registers
5946 around if TARGET_LITTLE_ENDIAN.
5947 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
5948 * config/mips/constraints.md (h, l): Use the endianness to choose
5949 between MD0_REG and MD1_REG.
5950 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
5951 alternative-dependent template.
5953 2007-07-20 Richard Sandiford <richard@codesourcery.com>
5955 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
5958 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5960 * function.c (thread_prologue_and_epilogue_insns): Fix exit
5961 predecessor fallthru flags.
5963 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5965 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
5966 of compare to the same type.
5967 * cfgloopmanip.c (add_loop): Update information about loop exits.
5968 (loop_version): Remove the innermost loop requirement.
5969 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
5970 to sizetype for pointers.
5972 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
5974 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
5975 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
5976 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
5978 * config/dfp-bit.c: Empty for TFmode conversions.
5980 2007-07-18 Caroline Tice <ctice@apple.com>
5982 * var-tracking.c (find_src_status): Check for COND_EXEC insns
5983 and handle them correctly; check that src is not NULL before
5985 (find_src_set_src): Likewise.
5987 2007-07-18 Bob Wilson <bob.wilson@acm.org>
5989 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
5990 (struct alignment_context, init_alignment_context): New.
5991 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
5992 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
5993 (XCHAL_HAVE_S32C1I): Likewise.
5994 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
5995 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
5996 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
5997 (ATOMIC, HQI): New macros.
5998 (memory_barrier, *memory_barrier): New.
5999 (sync_lock_releasesi): New.
6000 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
6001 (sync_lock_test_and_set<mode>): New.
6002 (sync_<atomic><mode>): New.
6003 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
6004 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
6005 (xtensa_expand_atomic): New.
6007 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6011 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
6012 transformation for builtin ISNORMAL.
6013 (expand_builtin): Handle BUILT_IN_ISNORMAL.
6014 * builtins.def (BUILT_IN_ISNORMAL): New.
6015 * doc/extend.texi: Document isnormal.
6017 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6021 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
6022 optabs infrastructure. Provide generic implementation for
6024 (expand_builtin): Handle FINITE/ISFINITE.
6025 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
6026 (fold_builtin_1): Likewise.
6028 * builtins.def (BUILT_IN_ISFINITE): New.
6030 * doc/extend.texi: Document isfinite.
6032 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6037 * builtins.c (expand_builtin_interclass_mathfn): Provide a
6038 generic fallback for isinf.
6039 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
6040 calculation code ...
6041 * real.c (get_max_float): ... to here.
6042 * real.h (get_max_float): New.
6044 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6048 * builtin-attrs.def (ATTR_TYPEGENERIC,
6049 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
6051 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
6052 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
6053 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
6054 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
6056 * c-common.c (handle_type_generic_attribute): New.
6057 (c_common_attribute_table): Add "type generic".
6059 * c-typeck.c (convert_arguments): Handle "type generic" functions.
6061 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
6063 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
6064 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
6067 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
6070 * config/cris/cris.c (cris_print_index): Don't use XEXP before
6071 checking that the operand is an expression.
6073 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
6074 Danny Smith <dannysmith@users.sourceforge.net>
6077 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
6078 file mapping object in local namespace if Windows version later
6081 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6083 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
6084 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
6085 arm_cannot_force_const_mem.
6086 (arm_cannot_force_const_mem): New function.
6087 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
6088 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
6089 of arm_tls_referenced_p.
6090 * config/arm/arm.md (movsi): Split out-of-section constants when
6091 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
6092 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
6094 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6096 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
6098 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6100 * config/mips/mips.md (*extendqihi2): Convert the destination
6103 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6105 * config/pa/fptr.c: Update license header.
6106 * config/pa/milli64.S: Likewise.
6108 2007-07-17 Nick Clifton <nickc@redhat.com>
6110 * COPYING_v3: New file. Contains version 3 of the GNU General
6112 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
6113 Lesser General Public License.
6114 * doc/include/gpl_v3.texi: New file. Contains version 3 of
6115 the GNU General Public License.
6117 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
6119 PR rtl-optimization/32773
6120 * cfglayout.c (force_one_exit_fallthru): New function.
6121 (cfg_layout_finalize): Use it.
6123 2007-07-16 Richard Guenther <rguenther@suse.de>
6124 Uros Bizjak <ubizjak@gmail.com>
6126 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
6127 before forcing it to gimple operand.
6129 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
6130 David Ung <davidu@mips.com>
6132 * config/mips/mips.h (TUNE_24K): Define.
6133 (TUNE_MACC_CHAINS): Add TUNE_24K.
6134 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
6136 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
6137 (r74k_int_madd): .. this new reservation.
6138 (define_bypass): Fixed bypasses for r74k_int_madd to use
6140 * config/mips/24k.md (define_bypass): Define new
6141 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
6143 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
6144 Nigel Stephens <nigel@mips.com>
6146 * config/mips/mips.md: Include 20kc.md.
6147 * config/mips/20kc.md: New file.
6148 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
6149 (mips_adjust_cost): Tweak for 20Kc.
6150 (mips_issue_rate): Likewise.
6151 * config/mips/mips.h (TUNE_20KC): Define.
6153 2007-07-16 David Edelsohn <edelsohn@gnu.og>
6155 * config/rs6000/rs6000.c (struct processor_cost): Add
6156 cache_line_size, l1_cache_lines, and simultaneous_prefetches
6158 (*_cost): Add cache information.
6159 (rs6000_override_options): Set cache parameters.
6161 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6164 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
6165 * doc/install.texi (mips-sgi-irix6): pthread support works now.
6167 2007-07-16 Paul Brook <paul@codesourcery.com>
6170 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
6171 (cirrus_thumb2_movsi_insn): Ditto.
6173 2007-07-15 Geoffrey Keating <geoffk@apple.com>
6175 * config/rs6000/darwin-fallback.c (interpret_libc): Change
6178 2007-07-15 Andrew Haley <aph@redhat.com>
6180 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
6181 before looking in the context.
6183 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6187 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
6188 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
6189 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
6190 (pa_output_function_prologue): Use rp_saved and
6191 current_function_is_leaf to generate .CALLINFO statement.
6192 (hppa_expand_prologue): Set rp_saved.
6193 (hppa_expand_epilogue): Use rp_saved.
6194 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
6195 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
6197 2007-07-14 Dirk Mueller <dmueller@suse.de>
6199 * omega.c (coalesce): Fix memory leak on early exit.
6200 * matrix-reorg.c (check_allocation_function): Likewise.
6201 * tree-vect-transform.c (vect_get_new_vect_var): free result
6203 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6204 pass pointer to edge vector
6205 (partition_hot_cold_basic_blocks): Fix memory leak.
6206 * collect2.c (prefix_from_string): Free temporary storage.
6207 * reload1.c (fixup_abnormal_edges): Free sbitmap.
6209 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
6211 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
6212 (DO_GLOBAL_DTORS_BODY): Likewise.
6214 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
6215 Nigel Stephens <nigel@mips.com>
6217 * config/mips/mips.c (mips_classify_symbol): Don't return
6218 SYMBOL_SMALL_DATA for constant pool addresses if
6219 TARGET_EMBEDDED_DATA is true.
6221 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
6223 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
6224 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
6225 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
6226 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
6227 __builtin_ia32_storehps, __builtin_ia32_storelps,
6228 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
6229 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
6230 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
6231 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
6232 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
6233 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
6234 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
6235 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
6236 using def_builtin_const.
6238 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
6240 PR tree-optimization/32705
6241 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
6242 (simplify_binary_expression): Use SSA_VAL consistently.
6244 2007-07-13 David Edelsohn <edelsohn@gnu.org>
6246 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
6247 (SPEFSCR_REGNO): Delete definition.
6248 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
6249 COUNT_REGISTER_REGNUM -> CTR_REGNO.
6250 * config/rs6000/rs6000.h: Do not define *_REGNO.
6251 LINK_REGISTER_REGNUM -> LR_REGNO.
6252 COUNT_REGISTER_REGNUM -> CTR_REGNO.
6253 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
6254 COUNT_REGISTER_REGNUM -> CTR_REGNO.
6255 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
6256 R_VRSAVE, R_VSCR. Use them.
6257 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
6258 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
6259 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
6260 * config/rs6000/aix.h: Define R_LR. Use it.
6262 2007-07-13 Caroline Tice <ctice@apple.com>
6264 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
6265 flag_var_tracking is explicitly turned off (i.e. when variable
6266 tracking is not feasible); otherwise, turn flag_var_tracking on when
6267 flag_var_tracking_uninit is on.
6268 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
6269 note definitions, to allow recording of initialization status in the
6271 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
6272 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
6273 determine if two note locations are equal.
6274 (output_loc_list): Don't output list entries whose start & end labels
6276 (reg_loc_descriptor): Add parameter for initialization status; pass it
6277 to other loc descriptor functions.
6278 (one_reg_loc_descriptor): Add parameter for initialization status;
6279 check its value and add DW_OP_GNU_uninit to returned loc descr if
6281 (multiple_reg_loc_descriptor): Add parameter for initialization
6283 pass init status argument to other loc descriptor functions; check
6284 value of intialization parameter and add DW_OP_GNU_uninit to returned
6285 loc descr if appropriate.
6286 (based_loc_descr): Add parameter for initialization status; add new
6287 variable for return value; check value of initialization parameter and
6288 add DW_OP_GNU_uninit to returned loc descr if appropriate.
6289 (concatn_mem_loc_descriptor): Add parameter for initialization status;
6290 pass init status argument to other loc descriptor functions; check
6291 value of intialization parameter and add DW_OP_GNU_uninit to returned
6292 loc descr if appropriate.
6293 (mem_loc_descriptor): Likewise.
6294 (concat_loc_descriptor): Likewise.
6295 (concatn_loc_descriptor): Likewise.
6296 (loc_descriptor): Add parameter for initialization status; pass it as
6297 argument to other loc descriptor function calls.
6298 (loc_descriptor_from_tree_1): Add appropriate initialization status
6299 to loc descriptor function calls.
6300 (add_location_or_const_value_attribute): Get initialization status
6301 from VAR_LOCATION note; add initialization status to loc descriptor
6303 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
6304 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
6305 status is uninitialized, add "[uninint]" to output.
6306 * common.opt (fvar-tracking-uninit): New option, similar to
6307 fvar-tracking, to turn on tracking of uninitialized variables; creates
6308 a new global flag, flag_var_tracking_uninit.
6309 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
6310 (enum var_init_status): New type, for var initialization status field.
6311 * var-tracking.c (struct location_chain_def): Two new fields, init,
6312 for initialization status, and set_src for the assignment value expr.
6313 (unshare_variable): New parameter for initialization status;
6314 initialize new init and set_src fields.
6315 (var_reg_set): New parameters for initialization status and value;
6316 pass them to set_variable_part.
6317 (var_mem_set): Likewise.
6318 (get_init_value): New function.
6319 (var_reg_delete_and_set): New initialization status & value
6320 parameters; add call to get_init_value if status is unknown; pass new
6321 parameters to clobber_variable_part and var_reg_set.
6322 (var_mem_delete_and_set): Likewise.
6323 (var_reg_delete): Pass null set_src value to clobber_variable_part.
6324 (var_mem_delete): Likewise.
6325 (variable_union): Pass status to unshare_variable; initialize new init
6326 and set_src fields. If flag_var_tracking_uninit is not set, force
6327 status to initialized.
6328 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
6329 used later to get the set_src value.
6330 (find_src_status): New function.
6331 (find_src_set_src): New function.
6332 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
6333 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
6334 MO_SET, get set_src value and pass it to var_reg_delete_and_set
6335 and var_mem_delete_and_set.
6336 (dump_variable): Print out "[uninit]" if appropriate.
6337 (set_variable_part): Add new initialization and set_src parameters;
6338 pass status to unshare_variable; set node->init and node- >set_src
6339 fields and modify slot in hash table appropriately; save the init and
6340 set_src values if appropriate and assign to the new node.
6341 (clobber_variable_part): New set_src parameter; if two nodes have
6342 same variable and same location but different set_src (assignment)
6343 values, clobber old node.
6344 (delete_variable_part): Pass init status to unshare_variable.
6345 (emit_note_insn_var_location): Add initialized var; assign var's init
6346 status to new 'initialized'; pass new init status field to calls to
6347 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
6348 status to initialized.
6349 (emit_notes_in_bb): Pass initialization status to calls to
6350 var_reg_set, var_mem_set, var_reg_delete_and_set and
6351 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
6352 var_reg_delete_and_set and var_mem_delete_and_set; call
6353 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
6354 make up for change in add_stores.
6355 (vt_add_function_parameters): Add status to calls to
6357 * config/darwin.c (darwin_override_options): Turn on uninitialized
6358 tracking automatically, if var_tracking is on and the system is
6361 2007-07-13 Sa Liu <saliu@de.ibm.com>
6363 * config.gcc: Add options for arch and tune on SPU.
6364 * config/spu/predicates.md: Add constant operands 0 and 1.
6365 * config/spu/spu-builtins.def: Add builtins for double precision
6366 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
6367 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
6369 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
6371 * config/spu/spu-protos.h: Add new function prototypes.
6372 * config/spu/spu.c (spu_override_options): Check options -march and
6374 (spu_comp_icode): Add comparison code for DFmode and vector mode.
6375 (spu_emit_branch_or_set): Use the new code for DFmode and vector
6377 (spu_const_from_int): New. Create a vector constant from 4 ints.
6378 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
6379 (spu_emit_vector_compare): New. Emit vector compare.
6380 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
6381 * config/spu/spu.h: Add options -march and -mtune. Define processor
6382 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
6383 CANONICALIZE_COMPARISON.
6384 * config/spu/spu.md: Add new insns for double precision compare
6385 and double precision vector compare. Add vcond and smax/smin patterns
6386 to enable DFmode vector conditional expression.
6387 * config/spu/spu.opt: Add options -march and -mtune.
6388 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
6389 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
6390 both CELL and CELLEDP targets: spu_testsv.
6391 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
6394 2007-07-13 Richard Guenther <rguenther@suse.de>
6396 PR tree-optimization/32721
6397 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
6398 TREE_THIS_VOLATILE on the folded reference.
6399 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
6400 if the array reference has TREE_THIS_VOLATILE set.
6402 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
6405 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
6407 2007-07-13 Andreas Schwab <schwab@suse.de>
6409 * gengtype-lex.l: Allow declarations to be indented.
6411 2007-07-12 Geoffrey Keating <geoffk@apple.com>
6413 * ginclude/tgmath.h: New.
6414 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
6415 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
6416 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
6417 * configure: Regenerate.
6419 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
6421 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
6422 correct index when setting register save state for xd
6425 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
6427 * config/sh/sh.c (mark_use): Remove.
6429 2007-07-12 Paul Brook <paul@codesourcery.com>
6431 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
6432 reg does not overlap return value.
6434 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
6436 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
6437 (set_expression_vuses): Ditto.
6438 (init_pre): Initialize expression_vuses.
6440 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6442 * config/i386/sse.md (storentdf, storentsf): New.
6444 2007-07-12 Geoffrey Keating <geoffk@apple.com>
6446 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
6448 * tree.c (build_decl_stat): Move code from here...
6449 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
6450 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
6451 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
6452 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
6453 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
6456 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
6457 Devang Patel <dpatel@apple.com>
6459 PR tree-optimization/25413
6460 * targhooks.c (default_builtin_vector_alignment_reachable): New.
6461 * targhooks.h (default_builtin_vector_alignment_reachable): New.
6462 * tree.h (contains_packed_reference): New.
6463 * expr.c (contains_packed_reference): New.
6464 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
6465 (vect_enhance_data_refs_alignment): Call
6466 vector_alignment_reachable_p.
6467 * target.h (vector_alignment_reachable): New builtin.
6468 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
6469 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
6470 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
6472 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
6474 * target.h (builtin_vectorization_cost): Add new target builtin.
6475 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
6476 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
6477 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
6478 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
6479 uninitialized variables.
6480 * tree-vect-transform.c (cost_for_stmt): New function.
6481 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
6482 using cost 1 for all scalar stmts. Be less conservative when
6483 estimating the number of prologue/epulogue iterations. Call
6484 targetm.vectorize.builtin_vectorization_cost. Return
6485 min_profitable_iters-1.
6486 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
6487 initialization cost instead of TARG_VEC_STMT_COST. Use
6488 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
6489 epilogue code. Fix epilogue cost computation.
6490 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
6491 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
6492 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
6493 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
6494 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
6495 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
6497 2007-07-12 Richard Guenther <rguenther@suse.de>
6499 * gimplify.c (gimplify_conversion): Make sure that the result
6500 from maybe_fold_offset_to_reference is trivially convertible
6501 to the desired type before doing the simplification.
6502 (gimplify_expr): Likewise.
6503 * fold-const.c (fold_binary): Use the correct types for
6504 building the simplified expression.
6506 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6508 PR rtl-optimization/32729
6509 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
6510 that fallthru to exit.
6512 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
6514 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
6515 (symDTPOFF2reg): Likewise.
6517 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
6519 PR tree-optimization/32663
6521 * tree.h (VALUE_HANDLE_VUSES): Remove.
6522 (struct tree_value_handle): Remove vuses.
6524 * tree-vn.c (create_value_handle_for_expr): Don't set
6527 * tree-ssa-pre.c (expression_vuses): New.
6528 (alloc_expression_id): Set up expression_vuses.
6529 (get_expression_vuses): New.
6530 (set_expression_vuses): Ditto.
6531 (clear_expression_ids): Modify for expression_vuses.
6532 (phi_translate_1): Ditto.
6533 (phi_translate_set): Ditto.
6534 (value_dies_in_block_x): Ditto
6535 (valid_in_sets): Ditto.
6536 (add_to_sets): Ditto.
6537 (find_existing_value_expr): Ditto.
6538 (create_value_handle_for_expr): Ditto.
6539 (make_values_for_stmt): Ditto.
6540 (vuse_equiv): Remove.
6542 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
6544 * Makefile.in (mostlyclean): Remove object files.
6546 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
6548 * toplev.c (no_new_pseudos): Deleted.
6549 * rtl.h (no_new_pseudos): Deleted.
6550 * tree-pass.h (pass_no_new_pseudos): Deleted.
6551 * passes.c (pass_no_new_pseudos): Deleted.
6552 * final.c (rest_of_clean_state): Removed no_new_pseudos.
6553 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
6554 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
6556 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
6557 * rtlhooks.c (gen_lowpart_general): Ditto.
6558 * optabs.c (prepare_operand): Ditto.
6559 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
6561 * modulo-sched.c (rest_of_handle_sms): Ditto.
6562 * see.c (rest_of_handle_see): Ditto.
6563 * ifcvt.c (if_convert): Ditto.
6564 (gate_handle_if_after_combine): Replaced no_new_pseudos with
6566 * init-regs.c (gate_initialize_regs): Deleted set of
6568 * lower-subreg.c (decompose_multiword_subregs): Ditto.
6569 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
6570 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
6572 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
6575 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
6576 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
6577 (*vec_extractv2di_1_rex64): New insn pattern.
6579 2007-07-11 David Daney <ddaney@avtrex.com>
6581 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
6582 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
6583 for SIGNAL_UNWIND_RETURN_COLUMN.
6584 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
6585 (DWARF_FRAME_REGNUM): Rewrite.
6586 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
6588 2007-07-11 Nick Clifton <nickc@redhat.com>
6590 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
6591 delta and use gen_int_mode in place of GET_INT instead.
6593 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
6595 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
6598 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
6600 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
6601 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
6603 * params.h (VERIFY_CANONICAL_TYPES): Remove.
6604 (USE_CANONICAL_TYPES): New.
6605 * doc/invoke.texi (verify-canonical-types): Remove.
6606 (use-canonical-types): Add.
6608 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
6610 * config/spu/spu.c (spu_optimization_options): Remove setting of
6611 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
6612 (spu_override_options): Move it here.
6614 2007-07-11 Richard Sandiford <richard@codesourcery.com>
6616 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
6617 * config/mips/mips.c (mips_cpu_info_table): Mention
6618 MIPS_ISA_LEVEL_SPEC in the comment.
6620 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
6622 PR tree-optimization/32713
6623 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
6625 2007-07-11 Paolo Carlini <pcarlini@suse.de>
6628 * c-opts.c (c_common_post_options): Do not change flag_complex_method
6629 conditional to flag_isoc99.
6630 (c_common_init_options): Do it here, unconditionally.
6632 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
6634 PR tree-optimization/32589
6635 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
6636 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
6637 * tree-ssa-propagate.c (valid_gimple_expression_p): New
6638 predicate, extracted from...
6639 (set_rhs): ...here. Call it for the expression on entry.
6640 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
6641 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
6642 (simplify_binary_expression): Use valid_gimple_expression_p
6643 to validate the simplification.
6644 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
6646 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
6648 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
6649 DWARF2_DEBUG on 32 bit target too.
6650 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
6652 2007-07-11 Nick Clifton <nickc@redhat.com>
6654 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
6655 version for 64-bit hosts.
6657 2007-07-10 David Daney <ddaney@avtrex.com>
6659 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
6661 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
6663 * config/mips/mips.c (mips_expand_synci_loop): New function.
6664 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
6665 (UNSPEC_RDHWR): Same.
6666 (UNSPEC_SYNCI): Same.
6667 (UNSPEC_SYNC): Same.
6668 (clear_cache): New expand.
6672 (clear_hazard): Same.
6673 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
6675 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
6676 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
6678 2007-07-10 Ian Lance Taylor <iant@google.com>
6680 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
6683 2007-07-10 David Daney <ddaney@avtrex.com>
6685 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
6686 * builtins.c (expand_builtin___clear_cache): New function.
6687 (expand_builtin): Call expand_builtin___clear_cache for
6688 BUILT_IN_CLEAR_CACHE case.
6689 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
6690 * doc/md.texi (clear_cache): Document new instruction pattern.
6691 * testsuite/gcc.dg/builtins-64.c: New test.
6693 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
6695 * config/cris/cris.md ("movsi"): Fix typo in last change.
6697 2007-07-09 Geoffrey Keating <geoffk@apple.com>
6700 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
6702 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
6703 * varasm.c (assemble_start_function): Honor DECL_ALIGN
6704 for FUNCTION_DECLs. Don't use align_functions_log if
6706 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
6707 even for FUNCTION_DECLs.
6708 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
6710 * tree.h (DECL_ALIGN): Update for new location of 'align'.
6711 (DECL_FUNCTION_CODE): Update for new location and name of
6713 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
6714 (struct tree_decl_common): Move 'align' and 'off_align' out
6715 of union, ensure they're still on a 32-bit boundary. Remove
6716 other fields in union 'u1'.
6717 (struct tree_function_decl): Add field 'function_code' replacing
6718 'u1.f' in tree_decl_common.
6719 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
6720 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
6721 (Variable Attributes): Cross-reference 'aligned' attribute
6722 to Function Attributes.
6723 * flags.h (force_align_functions_log): Delete.
6724 * toplev.c (force_align_functions_log): Delete.
6726 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
6729 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
6730 (*vec_concatv2di_rex): New insn pattern.
6732 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6735 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
6737 2007-07-10 Ian Lance Taylor <iant@google.com>
6739 Replace no_new_pseudos in backends.
6740 * rtl.h (can_create_pseudo_p): Define.
6741 * config/darwin.c (machopic_indirect_data_reference): Use
6742 can_create_pseudo_p () instead of no_new_pseudos.
6743 (machopic_indirect_data_reference): Likewise.
6744 (machopic_legitimize_pic_address): Likewise.
6745 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
6746 (alpha_emit_set_const_1): Likewise.
6747 (alpha_emit_set_const): Likewise.
6748 (alpha_emit_conditional_move): Likewise.
6749 (alpha_split_conditional_move): Likewise.
6750 * config/alpha/alpha.md (various splitters): Likewise.
6752 * config/arm/arm.c (legitimize_pic_address): Likewise.
6753 (arm_load_pic_register): Likewise.
6754 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
6755 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
6756 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
6757 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
6758 * config/cris/cris.md (movsi): Likewise.
6759 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
6760 (symGOTOFF2reg_hilo): Likewise.
6761 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
6762 * config/h8300/h8300.md (insv, extzv): Likewise.
6763 * config/i386/i386.c (ix86_expand_move): Likewise.
6764 (ix86_expand_vector_move): Likewise.
6765 (ix86_prepare_fp_compare_args): Likewise.
6766 (ix86_expand_carry_flag_compare): Likewise.
6767 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
6768 (tls_dynamic_gnu2_combine_32): Likewise.
6769 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
6770 * config/ia64/ia64.c (ia64_expand_move): Likewise.
6771 (ia64_expand_movxf_movrf): Likewise.
6772 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
6773 (m32c_split_move): Likewise.
6774 (m32c_expand_insv): Likewise.
6775 * config/m68k/m68k.md (movsi): Likewise.
6776 * config/mips/mips.c (mips_force_temporary): Likewise.
6777 (mips_split_symbol): Likewise.
6778 (mips_move_integer): Likewise.
6779 (mips_legitimize_const_move): Likewise.
6780 * config/mn10300/mn10300.md (movsi): Likewise.
6781 * config/pa/pa.c (emit_move_sequence): Likewise.
6782 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
6783 (rs6000_got_register): Likewise.
6784 (create_TOC_reference): Likewise.
6785 (rs6000_machopic_legitimize_pic_address): Likewise.
6786 * config/rs6000/rs6000.md (add<mode>3): Likewise.
6787 (various splitters): Likewise.
6788 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
6789 (movsi_got): Likewise.
6790 * config/s390/s390.c (emit_symbolic_move): Likewise.
6791 * config/s390/s390.md (movhi, movqi): Likewise.
6792 (load_multiple, store_multiple): Likewise.
6793 * config/score/score.c (score_force_temporary): Likewise.
6794 * config/sh/sh.c (prepare_move_operands): Likewise.
6795 (prepare_cbranch_operands): Likewise.
6796 (emit_fpu_switch): Likewise.
6797 (fpscr_set_from_mem): Likewise.
6798 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
6799 (adddi3, subsi3): Likewise.
6800 (various splitters): Likewise.
6801 (divsi_inv_fp_combine): Likewise.
6802 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
6803 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
6805 * config/sh/predicates.md (xor_operand): Likewise.
6806 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
6807 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
6808 (movdi_pic_label_ref): Likewise.
6809 * config/spu/spu.c (spu_split_immediate): Likewise.
6810 * config/alpha/alpha.md (various splitters): Remove test
6811 !no_new_pseudos || reload_completed.
6812 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
6814 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6815 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6816 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6817 * config/score/score.c (th_output_mi_thunk): Likewise.
6818 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6819 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6821 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
6823 PR rtl-optimization/32664
6824 * mode-switching.c (create_pre_exit): Skip barrier insns.
6826 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
6828 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
6829 force_gimple_operand_bsi.
6830 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
6831 rewrite_use_compare): Ditto.
6832 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
6834 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
6835 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
6836 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
6837 * tree-profile.c (prepare_instrumented_value,
6838 tree_gen_interval_profiler, tree_gen_pow2_profiler,
6839 tree_gen_one_value_profiler, tree_gen_ic_profiler,
6840 tree_gen_ic_func_profiler, tree_gen_average_profiler,
6841 tree_gen_ior_profiler): Ditto.
6842 * tree-ssa-reassoc.c (negate_value): Ditto.
6843 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
6844 Use force_gimple_operand_bsi.
6845 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
6846 * tree-if-conv.c (add_to_dst_predicate_list,
6847 find_phi_replacement_condition): Ditto.
6848 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
6849 Call mark_symbols_for_renaming for new statements.
6850 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
6852 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
6854 * cfghooks.c (remove_edge): New function.
6855 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
6857 * cfghooks.h (remove_edge): Declare.
6858 * cfg.c (remove_edge): Renamed to remove_edge_raw.
6859 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
6861 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
6863 * optabs.h: Added declaration for signbit_optab.
6864 * optabs.c: (init_optabs): Added initialization for signbit_optab.
6865 * genoptinit.c (optabs): Added entry for signbit insns.
6866 * builtins.c (expand_builtin_signbit): Added code to use a signbit
6868 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
6869 * config/s390/s390.md (signbit<mode>2): New expander.
6871 2007-07-09 Richard Guenther <rguenther@suse.de>
6874 * fold-const.c (fold_plusminus_mult_expr): Move constant
6875 arguments second to allow decomposing.
6877 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
6880 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
6882 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6883 Disregard DECL_FROM_INLINE.
6885 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
6888 * doc/invoke.texi: Add ftree-reassoc flag.
6889 * common.opt (ftree-reassoc): New flag.
6890 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
6891 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
6893 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
6895 PR tree-optimization/32681
6896 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
6897 saved in second_edge->aux when first_bb is a loop header.
6899 2007-07-09 Jan HUbicka <jh@suse.cz>
6901 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
6903 2007-07-09 Richard Guenther <rguenther@suse.de>
6905 * c-decl.c (start_function): Do not promote return type.
6907 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
6909 * function.c (do_warn_unused_parameter): Do not warn if
6910 TREE_NO_WARNING is set.
6912 2007-07-08 Andreas Schwab <schwab@suse.de>
6914 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
6916 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
6919 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
6921 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
6922 apply to assembly language, too.
6923 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
6925 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
6927 Revert (note the sccvn portions are *not* reverted)
6928 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
6930 Fix PR tree-optimization/23488
6932 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6934 * tree-flow-inline.h (get_value_handle): Ditto.
6935 * tree-ssa-pre.c (decl_vh_map): New.
6936 (decl_node_pool): New.
6937 (can_value_number_operation): Support DECL_P.
6938 (can_PRE_operation): Ditto.
6939 (create_expression_by_pieces): Ditto.
6940 (find_existing_value_expr): Modify to differnetiate between
6941 addressing and top level.
6942 (create_value_handle_for_expr): Handle DECL's.
6943 (poolify_tree): Ditto.
6944 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6945 (make_values_for_stmt): Handle DECL's properly.
6946 (init_pre): Reorg to not init useless things during FRE.
6948 * tree-flow.h: Include pointer-set.h.
6949 (decl_vh_map): Declare.
6950 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
6952 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
6954 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
6955 the constraint description.
6956 * doc/md.texi: Update documentation of AVR constraints.
6958 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
6960 * auto-inc-dec.c, config/arm/arm.c,
6961 config/m32r/constraints.md, config/mips/mips.md,
6962 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
6963 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
6964 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
6965 typos. Follow spelling conventions.
6966 * doc/invoke.texi, doc/rtl.texi: Fix typos.
6968 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
6969 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
6971 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
6972 realloc_vuse): Remove.
6973 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
6976 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
6978 Fix PR tree-optimization/23488
6980 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
6981 (try_to_simplify): Ditto.
6983 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6985 * tree-flow-inline.h (get_value_handle): Ditto.
6986 * tree-ssa-pre.c (decl_vh_map): New.
6987 (decl_node_pool): New.
6988 (can_value_number_operation): Support DECL_P.
6989 (can_PRE_operation): Ditto.
6990 (create_expression_by_pieces): Ditto.
6991 (find_existing_value_expr): Modify to differnetiate between
6992 addressing and top level.
6993 (create_value_handle_for_expr): Handle DECL's.
6994 (poolify_tree): Ditto.
6995 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6996 (make_values_for_stmt): Handle DECL's properly.
6997 (init_pre): Reorg to not init useless things during FRE.
6999 * tree-flow.h: Include pointer-set.h.
7000 (decl_vh_map): Declare.
7001 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
7003 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
7005 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
7006 apply to assembly language, too.
7007 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
7009 2007-07-06 Ian Lance Taylor <iant@google.com>
7010 Zack Weinberg <zackw@panix.com>
7013 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
7015 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7017 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
7018 (prefetch): Likewise if "pref" would be used.
7020 2007-07-06 Josh Conner <jconner@apple.com>
7024 * calls.c (store_one_arg): Handle arguments which are partially
7025 on the stack when detecting argument overlap.
7027 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
7029 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
7030 chosen during find_reloads.
7032 2007-07-06 Richard Guenther <rguenther@suse.de>
7034 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
7035 TYPE_ARG_TYPES for verification of argument types. Use
7036 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
7037 parameters as variable arguments.
7039 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
7041 * libgcc2.h (word_type): Type definition removed.
7042 (cmp_return_type, shift_count_type): Type definitions added.
7043 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
7044 replaced with shift_count_type.
7045 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
7047 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
7048 changed from word_type to Wtype.
7049 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
7050 replaced with shift_count_type.
7051 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
7053 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
7054 and libgcc_shift_count attribute added.
7055 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
7056 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
7057 (TARGET_INITIALIZER): New target hooks added.
7058 * targhooks.c (default_libgcc_cmp_return_mode,
7059 default_libgcc_shift_count_mode): Default implementations for the new
7061 * targhooks.h (default_libgcc_cmp_return_mode,
7062 default_libgcc_shift_count_mode): Function prototypes added.
7063 * target.h (struct gcc_target): Fields for the new target hooks added.
7064 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
7066 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
7069 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
7070 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
7072 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
7073 s390_libgcc_shift_count_mode): Functions added.
7074 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
7075 Target hooks defined.
7077 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7079 * config/mips/mips.c (compute_frame_size): Restore the original
7080 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
7081 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
7082 Document why the difference is needed.
7084 2007-07-06 Richard Guenther <rguenther@suse.de>
7086 * c-common.c (boolean_increment): Use correctly typed
7089 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7091 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
7092 the topmost argument register is not also included in the save mask.
7093 (mips16e_collect_argument_save_p): Take a pointer to the argument
7094 register, rather than a pointer to the number of arguments.
7095 (mips16e_collect_argument_saves): Only include argument saves
7096 that aren't in the register mask.
7098 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
7100 PR rtl-optimization/32450
7101 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
7102 to ensure that instructions are not moved into the prologue when
7103 profiling is on. Remove unused prologue_end variable.
7104 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
7105 as a scheduling barrier.
7107 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
7110 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7111 Disregard DECL_FROM_INLINE.
7113 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
7115 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
7116 IORing with a constant.
7118 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
7120 PR rtl-optimization/32475
7121 * df-scan.c (df_def_record_1): Add a use of the stack pointer
7122 for every definition of the stack pointer.
7124 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
7126 * arm.c (vfp3_const_double_index): Copy signed results of
7127 REAL_VALUE_TO_INT into unsigned vars.
7129 2007-07-05 Richard Guenther <rguenther@suse.de>
7132 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
7134 * tree-ssa.c (useless_type_conversion_p): Check canonical
7137 2007-07-05 Anatoly Sokolov <aesok@post.ru>
7139 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
7140 zero_extendhisi2): Change to define_insn_and_split.
7141 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
7143 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
7145 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
7146 pass_match_asm_constraints): New.
7147 * passes.c (init_optimization_passes): Add new pass.
7148 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
7149 * function.h (struct function): Add has_asm_statement bit.
7150 (current_function_has_asm_statement): New.
7151 * tree-pass.h (pass_match_asm_constraints): New.
7153 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
7155 * config/mips/mips.c (mips_file_start): Avoid declaration
7158 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7160 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
7162 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
7164 * rtl.def (NOTE): Change print format string to print
7165 operand 5 as a note insn name.
7167 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7168 David Ung <davidu@mips.com>
7170 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
7171 * doc/invoke.texi: (MIPS Options): Document them.
7173 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7174 David Ung <davidu@mips.com>
7176 Add support for SmartMIPS ASE.
7178 * optabs.c (expand_binop_directly): New, broken out from...
7179 (expand_binop): Here. Make it try rotating in the other
7180 direction even when the second operand isn't constant.
7181 * config/mips/mips.md (*lwxs): New.
7182 * config/mips/mips.opt (msmartmips): New.
7183 * config/mips/mips.c (mips_lwxs_address_p): New.
7184 (mips_rtx_costs): Make it recognize scaled indexed addressing.
7185 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
7186 __mips_smartmips when compiling for TARGET_SMARTMIPS.
7187 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
7188 (ISA_HAS_LWXS): New.
7189 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
7190 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
7191 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
7192 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
7193 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
7194 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
7195 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
7197 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
7199 * tree-vectorizer.c (new_loop_vec_info): Initialize
7200 LOOP_VINFO_COST_MODEL_MIN_ITERS.
7201 * tree-vectorizer.h (_loop_vec_info): Added new filed
7202 min_profitable_iters.
7203 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
7204 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
7205 * tree-vect-analyze.c (vect_analyze_operations): Set
7206 LOOP_VINFO_COST_MODEL_MIN_ITERS.
7207 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
7208 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
7209 Fix calculation of peel_iters_prologue. Move consideration of epilogue
7210 and prologue cost to after they are computed.
7211 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
7213 (vect_model_simple_cost): Takes additional argument dt. Consider cost
7214 of creating vectors from scalars according to dt.
7215 (vect_model_store_cost): Likewise.
7216 (vectorizable_call): Use dt array instead of scalar dt. Call
7217 vect_model_simple_cost with additional argument dt.
7218 (vectorizable_assignment): Likewise.
7219 (vectorizable_operation): Likewise.
7220 (vectorizable_type_demotion): Likewise.
7221 (vectorizable_type_promotion): Likewise.
7222 (vectorizable_store): Use dt array instead of scalar dt. Call
7223 vect_model_store_cost with additional argument dt.
7224 (vect_do_peeling_for_loop_bound): Don't call
7225 vect_estimate_min_profitable_iters. Instead, lookup
7226 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
7227 "may not be profitable".
7229 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
7232 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
7233 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
7234 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
7235 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
7237 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
7239 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
7240 addressing modes cheaper.
7242 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
7244 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
7245 (dw_ranges_struct): Rename block_num to num. Adjust.
7246 (dw_ranges_by_label_struct): New.
7247 (ranges_by_label, ranges_by_label_allocated,
7248 ranges_by_label_in_use): New variables.
7249 (add_ranges_num): Factored most of the code out of...
7250 (add_ranges): ... this one. Rewrite in terms of the former.
7251 (add_ranges_by_labels): New.
7252 (output_ranges): Output by-label ranges.
7253 (dwarf2out_finish): Output range for multiple-section
7254 compile_unit. Output standard DW_AT_low_pc in addition to
7255 unexpected DW_AT_entry_pc.
7257 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
7259 PR tree-optimization/32604
7260 PR tree-optimization/32606
7262 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
7263 (compute_antic_safe): Removed.
7264 (ANTIC_SAFE_LOADS): Ditto.
7265 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
7266 (execute_pre): Don't call compute_antic_safe.
7267 (vuse_equiv): New function.
7268 (make_values_for_stmt): Use it
7269 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
7272 2007-07-04 Anatoly Sokolov <aesok@post.ru>
7275 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
7277 (avr_attribute_table): Make "naked" attribute apply to function types
7278 rather than to decls.
7279 (avr_handle_fntype_attribute): New function.
7281 2007-07-04 Joseph Myers <joseph@codesourcery.com>
7283 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
7286 2007-07-04 David Ung <davidu@mips.com>
7287 Joseph Myers <joseph@codesourcery.com>
7289 * config/mips/mips.md (type): Add logical, signext and move.
7290 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
7291 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
7292 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
7293 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
7294 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
7295 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
7296 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
7297 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
7298 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
7299 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
7300 movv2sf_hardfloat_64bit): Use the new types.
7301 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
7302 *movdf_softfloat, *movdf_mips16): Use "multi".
7303 (extendqihi2): Replace with a define_expand.
7304 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
7305 Based on extend<SHORT:mode><GPR:mode>2 patterns.
7306 * config/mips/74k.md (r74k_int_logical): New reservation and
7308 (r74k_int_arith): Remove "slt".
7309 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
7310 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
7311 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
7312 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
7313 reservations for "arith".
7315 2007-07-04 Richard Guenther <rguenther@suse.de>
7317 * tree-ssa.c (useless_type_conversion_p): Add handling for
7318 scalar float and vector types. Only call the types_compatible_p
7319 langhook for aggregate types as last resort. Follow the
7322 2007-07-04 Richard Guenther <rguenther@suse.de>
7324 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
7325 the same as NOP_EXPR.
7327 2007-07-04 Nick Clifton <nickc@redhat.com>
7329 * target.h (struct gcc_target): Add target_help field.
7330 * target-def.h (TARGET_HELP): New.
7331 (TARGET_INITIALIZER): Use TARGET_HELP.
7332 * opts.c (command_handle_option): Invoke target_help function, if
7333 defined, when the user has specified --target-help on the command
7335 * doc/invoke.texi: Mention that --target-help might print
7336 additional information.
7337 * doc/tm.texi: Document TARGET_HELP hook.
7339 * arm.c (TARGET_HELP): Override default definition.
7340 (arm_target_help): New - display a wrapped list of cores and
7341 architectures supported.
7343 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
7345 * config/v850/v850.c (expand_prologue): Make sure
7346 GEN_INT() argument is sign extended rather than zero extended.
7347 (expand_epilogue): Likewise.
7348 (output_move_double): Delete.
7349 * config/v850/v850-protos.h (output_move_double): Delete.
7350 * config/v850/v850.md (movdi): Delete.
7351 (*movdi_internal): Delete.
7353 (*movdf_internal): Delete.
7355 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7357 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
7358 unless compiling RTP PIC.
7360 2007-07-04 Richard Guenther <rguenther@suse.de>
7362 PR tree-optimization/32482
7363 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
7364 original ssa name if we didn't find a shift expression.
7365 Fix shift constant for bit zero test.
7367 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7369 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
7371 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7373 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
7374 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
7375 * config/arm/vxworks.h (ASM_SPEC): Delete.
7376 (SUBTARGET_EXTRA_ASM_SPEC): Define.
7378 2007-07-04 Sebastian Pop <sebpop@gmail.com>
7380 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
7381 (DDR_REVERSED_P): New.
7382 * tree-data-ref.c (initialize_data_dependence_relation,
7383 build_classic_dist_vector): Set DDR_REVERSED_P.
7385 2007-07-04 Sebastian Pop <sebpop@gmail.com>
7388 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
7389 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7390 init_omega_for_ddr_1): Use non conservative number of iterations
7392 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
7393 (analyze_siv_subscript): Remove FIXME and reinitialization of
7394 last_conflicts to chrec_dont_know.
7395 * testsuite/gfortran.dg/vect/pr32457.f90: New.
7397 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
7399 * tree.c (maybe_canonicalize_argtypes): Improve description.
7401 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
7403 * tree.c (maybe_canonicalize_argtypes): New.
7404 (build_function_type): Set canonical type.
7405 (build_method_type_directly): Ditto.
7406 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
7409 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7411 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
7413 (rewrite_use_nonlinear_expr): Likewise.
7415 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
7417 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
7419 2007-07-04 Ben Elliston <bje@au.ibm.com>
7421 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
7424 * c-objc-common.c (c_types_compatible_p): Fix indentation.
7426 * doc/tm.texi (Run-time Target): Capitalise "CPU".
7427 (Exception Handling): Likewise.
7429 2007-07-03 Jan Hubicka <jh@suse.cz>
7431 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
7433 2007-07-03 Eric Christopher <echristo@apple.com>
7435 * doc/cppopts.texi: Add conflicting option note to -dM.
7436 * doc/invoke.texi: Add note about possible conflicts with
7437 -E for -dCHARS and note that -dM will not produce
7438 any results if there is no machine dependent reorg.
7440 2007-07-03 Geoffrey Keating <geoffk@apple.com>
7442 * tree.h (DECL_ALIGN): Back out previous change.
7444 2007-07-03 Joseph Myers <joseph@codesourcery.com>
7446 * configure.ac: Test for .dtprelword support on MIPS.
7447 * configure, config.in: Regenerate.
7448 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
7449 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7451 2007-07-03 Julian Brown <julian@codesourcery.com>
7453 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
7454 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
7455 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
7456 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
7458 (all_fpus): Add FPUTYPE_VFP3.
7459 (fp_model_for_fpu): Add VFPv3 field.
7460 (arm_rtx_costs_1): Give cost to VFPv3 constants.
7461 (vfp3_const_double_index): New function. Return integer index of
7462 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
7464 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
7465 and argument represents a valid RTX for a VFPv3 constant.
7466 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
7468 (vfp_emit_fstmd): Similar, for fstmd.
7469 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
7470 constants, represented as integer indices.
7471 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
7472 VFP_REGNO_OK_FOR_DOUBLE macros.
7473 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
7474 (arm_file_start): Set float-abi attribute for VFPv3, and output
7475 correct ".fpu" assembler directive.
7476 (arm_dbx_register_numbering): Add FIXME.
7477 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
7478 (fputype): Add FPUTYPE_VFP3.
7479 (FIXED_REGISTERS): Add 32 registers for D16-D31.
7480 (CALL_USED_REGISTERS): Likewise.
7481 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
7482 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
7483 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
7484 (D7_VFP_REGNUM): New.
7485 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
7486 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
7487 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
7488 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
7489 (REG_ALLOC_ORDER): Adjust for VFPv3.
7490 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
7491 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
7492 VFP_LO_REGS, VFP_HI_REGS.
7493 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
7494 (IS_VFP_CLASS): Define macro.
7495 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
7497 (REGISTER_MOVE_COST): Likewise.
7498 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
7499 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
7500 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
7501 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
7502 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
7503 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
7504 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
7505 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
7506 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
7507 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
7508 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
7509 where appropriate for single-word registers.
7510 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
7511 As above. Fix type attributes.
7512 * config/arm/constraints.md (register_contraint "t"): Define.
7513 (register_constraint "w"): Change to D0-D15, or D0-D31 for
7515 (register_constraint "x"): Define.
7516 (constraint "Dv"): Define.
7518 2007-07-03 Geoffrey Keating <geoffk@apple.com>
7520 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
7522 2007-07-03 Tom Tromey <tromey@redhat.com>
7524 * c-parser.c (objc_pq_context): Removed.
7525 (objc_need_raw_identifier): Likewise.
7526 (c_parser) <objc_pq_context>: New field.
7527 <objc_need_raw_identifier>: Likewise.
7528 (OBJC_NEED_RAW_IDENTIFIER): Removed.
7529 (c_lex_one_token): Update.
7530 (c_parser_objc_protocol_definition): Update.
7531 (c_parser_objc_method_definition): Update.
7532 (c_parser_objc_methodproto): Update.
7533 (c_parser_declspecs): Update.
7535 2007-07-03 David Ung <davidu@mips.com>
7537 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
7539 2007-07-03 David Ung <davidu@mips.com>
7540 Richard Sandiford <richard@codesourcery.com>
7542 * doc/invoke.texi: Document -march=74kf3_2.
7543 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
7544 (TUNE_74K): Check for it.
7545 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
7546 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
7547 * config/mips/mips.md (cpu): Add 74kf3_2.
7548 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
7549 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
7550 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
7551 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
7552 74kf3_2 to the CPU list.
7553 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
7554 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
7555 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
7556 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
7557 (r74kf3_2_fxfer_from_c1): New insn reservations.
7559 2007-07-03 Richard Sandiford <richard@codesourcery.com>
7560 David Ung <davidu@mips.com>
7562 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
7563 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
7564 and 74k[fx]. Document aliases for the new options.
7565 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
7566 (PROCESSOR_24KF2_1): ...this.
7567 (PROCESSOR_24KX): Rename to...
7568 (PROCESSOR_24KF1_1): ...this.
7569 (PROCESSOR_74KF): Rename to...
7570 (PROCESSOR_74KF2_1): ...this.
7571 (PROCESSOR_74KX): Rename to...
7572 (PROCESSOR_74KF1_1): ...this.
7573 (TUNE_74K): Update PROCESSOR_* names.
7574 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
7575 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
7576 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
7577 (mips_rtx_cost_data): Update processor names in comments.
7578 (mips_issue_rate): Update PROCESSOR_* names.
7579 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
7580 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
7581 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
7582 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
7583 Update cpu attribute names.
7584 (r24k_fpu_iss): Rename this reservation to...
7585 (r24kf2_1_fpu_iss): ...this and update all uses.
7586 (r24kx_fpu_iss): Rename this reservation to...
7587 (r24kf1_1_fpu_iss): ...this and update all uses.
7588 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
7589 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
7590 Update cpu attribute names.
7592 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
7594 * config/m32r/constraints.md: New file.
7595 * config/m32r/m32r.c: Include tm-constrs.h.
7596 (small_data_operand): Use satisfies_constraint_* instead of macro.
7597 (addr24_operand, gen_compare): Likewise.
7598 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
7599 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
7600 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7601 EXTRA_CONSTRAINT): Likewise.
7602 * config/m32r/m32r.md: Include constraints.md.
7603 (*movsi_insn): Use satisfies_constraint_* instead of macro.
7604 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
7605 * config/m32r/predicates.md (conditional_move_operand): Likewise.
7606 (two_insn_const_operand, int8_operand, uint16_operand,
7607 reg_or_int16_operand, reg_or_uint16_operand,
7608 reg_or_cmp_int16_operand, cmp_int16_operand,
7609 seth_add3_operand): Likewise.
7611 2007-07-03 Eric Christopher <echristo@gmail.com>
7613 * libgcc2.h: Conditionally declare __bswapsi2 and
7616 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
7618 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
7621 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7624 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
7625 (__gthrw_pragma): Provide default definition.
7627 * gthr-posix.c (__gthrw_pragma): Define.
7629 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
7631 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
7632 before declaring inequality.
7634 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
7636 * combine.c (recog_for_combine): Log the success or failure of
7637 matching new insn patterns against the machine description in
7640 2007-07-03 Revital Eres <eres@il.ibm.com>
7642 * ddg.c (print_sccs): New function.
7643 (check_sccs): New function.
7644 (create_ddg_all_sccs): Use it.
7645 * ddg.h (print_sccs): Declare.
7646 * modulo-sched.c (sms_order_nodes): Call print_sccs.
7648 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
7650 * targhooks.h (default_mode_for_suffix): New function declaration.
7651 * targhooks.c (default_mode_for_suffix): New default target hook.
7652 * target.h (struct c): New structure in the targetm struct.
7653 (mode_for_suffix): New target hook as part of struct c.
7654 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
7655 default_mode_for_suffix.
7656 (TARGET_C): New define.
7657 * c-lex.c: Include "target.h".
7658 (interpret_float): Use targetm.c.mode_for_suffix to determine
7659 the mode for a given non-standard suffix.
7660 Makefile.in (c-lex.o): Depend on $(TARGET_H).
7662 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
7663 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
7665 * doc/extend.texi (Floating Types): New node. Document __float80 and
7666 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
7668 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7671 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
7672 predicate instead of target_operand.
7673 (divsi3_i1_media, divsi3_media_2): Likewise.
7675 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
7677 * tree.h (alias_sets_might_conflict_p): Rename into
7678 alias_sets_must_conflict_p.
7679 * alias.c (alias_sets_might_conflict_p): Likewise.
7680 (alias_sets_conflict_p): Use it.
7681 (objects_must_conflict_p): Likewise.
7682 * c-common.c (strict_aliasing_warning): Adjust.
7684 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
7686 * rtlhooks.c (gen_lowpart_if_possible): Check for
7687 invalid subreg before calling gen_lowpart_SUBREG.
7689 2007-07-02 Geoffrey Keating <geoffk@apple.com>
7691 * config/darwin9.h: Add copyright notice.
7692 (LINK_COMMAND_SPEC): Add comment.
7693 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
7694 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
7695 DARWIN_LIBSYSTEM_HAS_UNWIND.
7697 2007-07-02 Jakub Jelinek <jakub@redhat.com>
7700 * omp-low.c (check_combined_parallel): New function.
7701 (lower_omp_parallel): Call it via walk_stmts, set
7702 OMP_PARALLEL_COMBINED if appropriate.
7703 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
7704 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
7705 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
7706 don't consider it as combined parallel.
7708 2007-07-02 Richard Sandiford <richard@codesourcery.com>
7710 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
7711 (gcc_tooldir): Likewise.
7712 * configure: Regenerate.
7713 * Makefile.in (libsubdir_to_prefix): New variable, based on the
7714 old configure.ac gcc_tooldir setting.
7715 (prefix_to_exec_prefix): New variable.
7716 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
7717 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
7719 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
7721 Fix PR tree-optimization/32583
7722 Fix PR tree-optimization/32584
7723 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
7724 (phi_translate_set): Use phi_translate directly now.
7725 (make_values_for_stmt): Don't value number RHS if we already know
7728 2007-07-02 Steve Ellcey <sje@cup.hp.com>
7729 Jim Wilson <wilson@specifix.com>
7732 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
7735 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
7736 Richard Sandiford <richard@codesourcery.com>
7737 Nigel Stephens <nigel@mips.com>
7739 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
7740 (mips16e_output_save_restore): Declare.
7741 (mips16e_save_restore_pattern_p): Likewise.
7742 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
7743 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
7744 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
7745 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
7746 (BITSET_P): New global macro, extracted from...
7747 (mips_for_each_saved_reg): ...here.
7748 (mips16e_save_restore_info): New struct.
7749 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
7750 (mips16e_save_restore_regs): New variable.
7751 (mips_split_plus, mips16e_find_first_register): New functions.
7752 (mips16e_mask_registers): New function.
7753 (compute_frame_size): Expand the commentary before the function.
7754 Enforce the MIPS16e save and restore register range restrictions.
7755 Pad the general register save area at the low end.
7756 (mips16e_save_restore_reg, mips16e_build_save_restore)
7757 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
7758 (mips16e_output_save_restore, mips16e_collect_propagate_value)
7759 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
7761 (mips_expand_prologue, mips_expand_epilogue): Handle
7762 GENERATE_MIPS16E_SAVE_RESTORE.
7763 * config/mips/mips.md (*mips16e_save_restore): New pattern.
7765 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
7767 PR tree-optimization/31966
7768 PR tree-optimization/32533
7769 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
7770 "basic_block" description as its third argument. Update function
7771 calls to get destination bb from "edge" argument. Save "cond" into
7772 aux field of the edge. Update prototype for changed arguments.
7773 (if_convertible_loop_p): Clear aux field of incoming edges if bb
7775 (find_phi_replacement_condition): Operate on incoming edges, not
7776 on predecessor blocks. If there is a condition saved in the
7777 incoming edge aux field, AND it with incoming bb predicate.
7778 Return source bb of the first edge.
7779 (clean_predicate_lists): Clean aux field of outgoing node edges.
7780 (tree_if_conversion): Do not initialize cond variable. Move
7781 variable declaration into the loop.
7782 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
7783 initializations of new_stmt, arg0 and arg1 variables.
7785 2007-07-02 Jakub Jelinek <jakub@redhat.com>
7787 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
7788 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
7790 2007-07-02 Richard Guenther <rguenther@suse.de>
7792 * tree-ssa.c (useless_type_conversion_p): Document
7793 future intent as defining the middle-end type system.
7794 Re-structure to call langhook last, group by type class,
7795 mark questionable parts.
7797 2007-07-02 Richard Guenther <rguenther@suse.de>
7799 * tree-flow.h (types_compatible_p): Declare.
7800 * tree-ssa.c (types_compatible_p): New function.
7801 * ipa-type-escape.c (discover_unique_type): Use
7802 types_compatible_p instead of lang_hooks.types_compatible_p.
7803 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
7804 * tree-vn.c (expressions_equal_p): Likewise.
7805 * tree.c (fields_compatible_p): Likewise.
7806 * tree-ssa-dom.c (avail_expr_eq): Likewise.
7807 (cprop_operand): Use useless_type_conversion_p instead of
7808 lang_hooks.types_compatible_p.
7809 * tree-inline.c (setup_one_parameter): Likewise.
7810 (declare_return_variable): Likewise.
7811 * tree-nrv.c (tree_nrv): Likewise.
7812 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
7813 (maybe_fold_offset_to_component_ref): Likewise.
7814 (maybe_fold_offset_to_reference): Likewise.
7815 * tree-ssa-copy.c (may_propagate_copy): Likewise.
7816 (merge_alias_info): Likewise.
7817 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
7818 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
7819 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
7820 * tree-tailcall.c (find_tail_calls): Likewise.
7821 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
7822 * gimplify.c (canonicalize_addr_expr): Likewise.
7823 (fold_indirect_ref_rhs): Likewise.
7824 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
7825 (cpt_same_type): Likewise.
7826 (check_pointer_types_r): Swap parameters to cpt_same_type
7828 * fold-const.c (fold_convert): Revert fix for PR15988.
7829 * tree-inline.c (setup_one_parameter): Instead fix it here by
7830 using fold_build1 instead of fold_convert and checking for
7831 error_mark_node. Convert only if the conversion is necessary.
7833 2007-07-02 Joseph Myers <joseph@codesourcery.com>
7835 * configure.ac: Check for .gnu_attribute on Power.
7836 * configure: Regenerate.
7837 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
7838 attribute for floating-point ABI.
7840 2007-07-02 Ira Rosen <irar@il.ibm.com>
7842 PR tree-optimization/32230
7843 PR tree-optimization/32477
7844 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
7845 address is a constant.
7847 2007-07-02 Richard Sandiford <richard@codesourcery.com>
7849 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
7850 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
7851 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
7852 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
7853 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
7854 64-bit targets. Add support for *-elfoabi*.
7855 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
7856 different settings if $(tm_defines) does not select the EABI.
7857 (MULTILIB_EXCLUSIONS): Define in those circumstances.
7858 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
7859 (MIPS_ARCH_OPTION_SPEC): Likewise.
7860 (MIPS_ISA_LEVEL_SPEC): Likewise.
7861 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
7862 * config/mips/elfoabi.h: New file.
7864 2007-07-02 Richard Guenther <rguenther@suse.de>
7866 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
7867 (useless_type_conversion_p): ... this.
7868 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
7869 (useless_type_conversion_p): ... this.
7870 * builtins.c (fold_builtin_memory_op): Rename
7871 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
7872 * tree-cfg.c (verify_expr): Likewise.
7873 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
7874 * tree-ssa-ccp.c (ccp_fold): Likewise.
7875 * tree-ssa-copy.c (may_propagate_copy): Likewise.
7876 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
7877 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
7878 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
7879 * tree-ssa-pre.c (eliminate): Likewise.
7880 * tree-ssa.c (delete_tree_ssa): Likewise.
7881 (tree_ssa_useless_type_conversion): Likewise.
7882 * tree.c (build2_stat): Likewise.
7884 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
7886 Fix PR tree-optimization/32571
7887 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
7890 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
7892 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
7893 and other expected operations explicitly, change default to
7896 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7898 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
7900 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
7901 (tls_load_dot_plus_eight): Move the label number into the unspec.
7902 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
7904 2007-07-01 Andreas Schwab <schwab@suse.de>
7906 * dwarf2out.c (initial_return_save): Define only if used.
7908 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
7910 Unreverting Richard's Revert of:
7912 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7914 * dce.c (deletable_insn_p_1): New function, split out from...
7915 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7916 specially, not those inside PARALLELs. Remove BODY argument
7917 and adjust recursive call accordingly.
7918 (prescan_insns_for_dce): Update call to delete_insn_p.
7920 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
7921 Revital Eres <eres@il.ibm.com>
7923 * ddg.c (create_ddg_all_sccs): Fix missed
7924 initialization of scc_nodes.
7926 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
7929 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
7930 X + ~X to 1 only for INTEGRAL_TYPE_P type.
7932 2007-06-30 Joseph Myers <joseph@codesourcery.com>
7934 * configure.ac: Check for .gnu_attribute on MIPS.
7935 * configure, config.in: Regenerate.
7936 * config/mips/mips.c (mips_file_start): If supported, output
7937 attribute for floating-point ABI.
7939 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
7942 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
7943 (ffs_cmove): New expander to expand using ctz pattern.
7944 (*ffs_cmove): Remove pattern.
7945 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
7946 (ffsdi2): Expand using ctz pattern.
7947 (*ffs_rex64): Remove pattern.
7949 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7951 PR rtl-optimization/32296
7952 * pa.md (return): Delete pattern.
7953 (return_internal): Remove "(const_int 1)" from pattern.
7954 (epilogue): Use return_internal pattern for trivial returns.
7955 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
7956 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
7958 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
7960 * tree-ssa-pre.c (is_exception_related): New function
7961 (can_value_number_operation): Use it.
7963 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
7965 Fix PR tree-optimization/32540
7966 Fix PR tree-optimization/31651
7968 * tree-ssa-sccvn.c: New file.
7970 * tree-ssa-sccvn.h: Ditto.
7972 * tree-vn.c: Include tree-ssa-sccvn.h
7973 (val_expr_paid_d): Removed.
7974 (value_table): Ditto.
7975 (vn_compute): Ditto.
7976 (val_expr_pair_hash): Ditto.
7977 (val_expr_pair_expr_eq): Ditto.
7978 (copy_vuses_from_stmt): Ditto.
7981 (shared_vuses_from_stmt): Ditto.
7982 (print_creation_to_file): Moved up.
7983 (sort_vuses): Ditto.
7984 (sort_vuses_heap): Ditto.
7985 (set_value_handle): Make non-static.
7986 (make_value_handle): Ditto.
7987 (vn_add): Rewritten to use sccvn lookups.
7988 (vn_add_with_vuses): Ditto.
7989 (vn_lookup): Ditto (and second argument removed).
7990 (vn_lookup_with_vuses): Ditto.
7991 (vn_lookup_or_add): Ditto (and second argument removed);
7992 (vn_lookup_or_add_with_vuses): Ditto.
7993 (vn_lookup_with_stmt): New.
7994 (vn_lookup_or_add_with_stmt): Ditto.
7995 (create_value_handle_for_expr): Ditto.
7997 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
7998 (seen_during_translate): New function.
7999 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
8000 (phi_trans_add): Ditto.
8001 (constant_expr_p): FIELD_DECL is always constant.
8002 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
8003 Use constant_expr_p.
8004 Avoid infinite recursion on mutually valued expressions.
8005 Change callers of vn_lookup_or_add.
8006 (phi_translate): New function.
8007 (compute_antic_safe): Allow phi nodes.
8008 (create_component_ref_by_pieces): Update for FIELD_DECL change.
8009 (find_or_generate_expression): Rewrite slightly.
8010 (create_expression_by_pieces): Updated for vn_lookup_or_add
8012 Update VN_INFO for new names.
8013 (insert_into_preds_of_block): Update for new names.
8014 (add_to_exp_gen): New function.
8015 (add_to_sets): Use vn_lookup_or_add_with_stmt.
8016 (find_existing_value_expr): Rewrite to changed vn_lookup.
8017 (create_value_expr_from): Ditto, and use add_to_exp_gen.
8018 (try_look_through_load): Removed.
8019 (try_combine_conversion): Ditto.
8020 (get_sccvn_value): New function.
8021 (make_values_for_phi): Ditto.
8022 (make_values_for_stmt): Ditto.
8023 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
8025 (init_pre): Update for SCCVN changes.
8027 (execute_pre): Ditto.
8029 * tree-flow.h (make_value_handle): Declare.
8030 (set_value_handle): Ditto.
8031 (sort_vuses_heap): Ditto.
8032 (vn_lookup_or_add_with_stmt): Ditto.
8033 (vn_lookup_with_stmt): Ditto.
8034 (vn_compute): Remove.
8037 (vn_lookup): Update arguments.
8039 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
8041 (tree-ssa-sccvn.o): New.
8042 (OBJS-common): Add tree-ssa-sccvn.o
8044 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8047 * c-typeck.c (build_external_ref): Don't mark as used if called
8049 * calls.c (rtx_for_function_call): Likewise.
8051 2007-06-30 Richard Sandiford <richard@codesourcery.com>
8055 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8057 * dce.c (deletable_insn_p_1): New function, split out from...
8058 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8059 specially, not those inside PARALLELs. Remove BODY argument
8060 and adjust recursive call accordingly.
8061 (prescan_insns_for_dce): Update call to delete_insn_p.
8063 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
8065 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
8066 (try_combine): Move potential calls to undo_all() so they happen
8067 before we commit to using the combined insns.
8069 2006-06-30 Jan Hubicka <jh@suse.cz>
8071 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
8074 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
8076 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
8077 (cgraph_remove_unreachable_nodes): Likewise.
8078 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
8079 * ipa-inline.c (update_caller_keys): Cast according to the coding
8081 (cgraph_decide_recursive_inlining): Likewise.
8082 (cgraph_decide_inlining_of_small_function): Likewise.
8083 (try_inline): Likewise.
8084 (cgraph_decide_inlining_incrementally): Likewise.
8085 * ipa-pure-const.c (get_function_state): Likewise.
8086 (scan_function): Likewise.
8087 (analyze_function): Likewise.
8088 (static_execute): Likewise.
8089 * ipa-reference.c (scan_for_static_refs): Likewise.
8090 (merge_callee_local_info): Likewise.
8091 (analyze_function): Use type safe memory macros.
8092 (static_execute): Likewise. Cast according to the coding conventions.
8093 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
8095 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
8097 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
8098 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
8101 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8104 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
8105 for complex modes (both int and real).
8107 2007-06-29 Jan Hubicka <jh@suse.cz>
8109 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
8111 2007-06-29 Jan Hubicka <jh@suse.cz>
8114 * cse.c (cse_insn): Avoid invalid sharing in between register note and
8117 2007-06-29 Anatoly Sokolov <aesok@post.ru>
8120 * config/avr/avr.c: Include dataflow header file.
8121 (expand_prologue): Adjust for prologue insn change.
8122 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
8125 2007-06-29 Richard Guenther <rguenther@suse.de>
8128 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
8129 during type verification.
8131 2007-06-29 Jan Hubicka <jh@suse.cz>
8133 * recog.c (validate_change_rtx_1): Unshare TO argument.
8135 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
8137 PR tree-optimization/24659
8138 * tree-vect-transform.c (vectorizable_call): Handle
8139 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
8141 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
8142 * config/i386/i386.c (enum ix86_builtins)
8143 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
8144 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
8146 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
8147 const using def_builtin_const.
8148 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
8149 input operands in the same modes as the result.
8150 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
8152 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
8154 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
8155 (df_set_dead_notes_for_mw): Likewise.
8157 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
8159 * c-common.c (pointer_int_sum): Do the negation in sizetype.
8161 2007-06-28 DJ Delorie <dj@redhat.com>
8163 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
8165 2007-06-28 Geoffrey Keating <geoffk@apple.com>
8167 * doc/invoke.texi (C++ Dialect Options): Document
8168 fvisibility-ms-compat.
8169 * c.opt (fvisibility-ms-compat): New.
8171 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8174 * tree-affine.c (aff_combination_add_elt): Handle
8175 pointer addition specially.
8177 2007-06-28 Jakub Jelinek <jakub@redhat.com>
8179 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
8180 decl is non-external for AIX ABI.
8182 2007-06-28 David Edelsohn <edelsohn@gnu.org>
8184 * config/rs6000/predicates.md (current_file_function_operand):
8185 Ensure the symbol is non-external for AIX ABI.
8187 2007-06-28 Nick Clifton <nickc@redhat.com>
8189 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
8190 (fdce, fdse, fpredictive-commoning): Likewise.
8192 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8195 * gcc.c (process_command): Recognize the new -static-libgfortran
8198 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
8201 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
8202 Use a call clobbered hard reg instead of a pseudo reg.
8204 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
8206 * config/sh/sh.md (load_gbr): Use correct operand constraint.
8208 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
8211 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
8212 REG_LIBCALL and REG_RETVAL notes.
8213 (divsi3, mulsi3): Likewise.
8214 (mulhisi3): Likewise. Use emit_libcall_block.
8215 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
8217 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
8219 PR rtl-optimization/32481
8220 * combine.c (adjust_for_new_dest): Rescan the changed insn.
8222 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8224 * dce.c (deletable_insn_p_1): New function, split out from...
8225 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8226 specially, not those inside PARALLELs. Remove BODY argument
8227 and adjust recursive call accordingly.
8228 (prescan_insns_for_dce): Update call to delete_insn_p.
8230 2007-06-27 Richard Guenther <rguenther@suse.de>
8233 * tree.h (fold_convertible_p): Declare.
8234 * fold-const.c (fold_convertible_p): New function.
8235 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
8236 instead of lang_hooks.types_compatible_p.
8238 2007-06-26 Jan Hubicka <jh@suse.cz>
8240 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
8241 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
8242 early use validate_unshare_change.
8243 (reload_combine): Likewise.
8244 * recog.c (change_t): New field unshare.
8245 (validate_change_1): Rename from validate_change; add argument unshare.
8246 (validate_change): Turn into wrapper of validate_change_1; update
8247 prototype for bools.
8248 (validate_unshare_change): New.
8249 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
8250 calls of df_insn_rescan.
8251 * recog.h (validate_change): Replace ints by bools.
8252 (validate_unshare_change): Declare.
8254 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
8256 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
8258 2007-06-26 Steve Ellcey <sje@cup.hp.com>
8260 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
8262 2007-06-25 Jan Hubicka <jh@suse.cz>
8264 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
8266 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
8267 cgraph_decide_inlining_incrementally): Move uninlinability checks to
8268 places other call site specific checks are performed.
8270 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8273 * tree-vect-transform.c (vectorizable_operation): Convert
8274 POINTER_PLUS_EXPR over to PLUS_EXPR.
8276 2007-06-25 Chao-ying Fu <fu@mips.com>
8278 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
8279 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
8280 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
8281 Document GET_MODE_IBIT, and GET_MODE_FBIT.
8283 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
8284 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8285 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
8286 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
8287 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
8288 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
8289 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
8290 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
8291 ALL_FIXED_POINT_MODE_P): New define.
8292 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8294 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
8296 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
8297 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8298 MODE_VECTOR_UACCUM): New mode classes.
8300 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
8301 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
8302 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
8305 * genmodes.c (struct mode_data): Add ibit and fbit fields.
8306 (blank_mode): Initialize ibit and fbit.
8307 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
8308 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8310 (new_adjust): Change required_class to required_class_from and
8311 required_class_to for testing within a range.
8312 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8313 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8315 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
8316 (make_fixed_point_mode): New.
8317 (_ADD_ADJUST): Change C to C1 and C2.
8318 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
8319 use a range for machine classes.
8320 (ADJUST_IBIT, ADJUST_FBIT): New.
8321 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
8323 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
8324 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8325 Emit adjustment for ibit and fbit.
8326 (emit_mode_ibit, emit_mode_fbit): New.
8327 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
8329 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
8331 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
8332 as the source of the set.
8334 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
8336 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
8337 FP_REGNO_P): Use IN_RANGE.
8338 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
8339 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
8340 (DATA_REG_P): Use DATA_REGNO_P.
8341 (FP_REG_P): Use FP_REGNO_P.
8342 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
8343 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
8344 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
8346 2007-06-24 Jan Hubicka <jh@suse.cz>
8349 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
8351 2007-06-24 Sebastian Pop <sebpop@gmail.com>
8354 * fold-const.c (fold_binary): Strip nops of operand 0
8355 of BIT_NOT_EXPR before calling operand_equal_p.
8356 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
8357 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
8359 2007-06-23 Mark Mitchell <mark@codesourcery.com>
8361 * doc/extend.texi: Document that dllimport and dllexport imply
8363 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
8364 imported or exported declaration, including type declarations.
8365 * c-common.c (handle_visibility_attribute): Check for conflicts
8366 with dllimport/dllexport.
8367 (c_determine_visibility): Handle dllimport/dllexport as an
8368 explicit visibility atttribute.
8370 2007-06-23 Richard Guenther <rguenther@suse.de>
8372 PR tree-optimization/16876
8374 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
8376 * tree-inline.c (initialize_inlined_parameters): Do not call
8377 lang_hooks.tree_inlining.convert_parm_for_inlining.
8378 * cgraphbuild.c (initialize_inline_failed): Set inline failed
8379 reason for mismatched types.
8380 * gimplify.c (gimplify_call_expr): Verify the call expression
8381 arguments match the called function type signature. Otherwise
8382 mark the call expression to be not considered for inlining
8383 using CALL_CANNOT_INLINE_P flag.
8384 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
8385 edges call expression.
8386 (cgraph_decide_inlining_of_small_function): Likewise.
8387 (cgraph_decide_inlining): Likewise.
8388 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
8390 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
8391 * c-typeck.c (c_convert_parm_for_inlining): Remove.
8392 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
8394 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
8395 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
8397 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
8398 convert_parm_for_inlining member.
8400 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
8403 * arm.md (negscc): Match the correct operand for optimized LT0 test.
8404 Remove optimization for GT.
8406 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
8409 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
8411 (prescan_insns_for_dce): Add extra parameter.
8413 2007-06-23 Jan Hubicka <jh@suse.cz>
8416 * gimplify.c (mark_addressable): New function.
8417 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
8419 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8422 * expr.c (store_constructor): Do not clobber non-zeroed memory.
8424 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8427 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
8428 moves between MMX/SSE registers to at least 8 units to prevent
8429 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
8431 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8433 * config/i386/i386.c (override_options): Correct x86_sahf
8436 2007-06-21 David Daney <ddaney@avtrex.com>
8439 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
8440 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
8441 (exception_receiver): Renamed to ...
8442 (nonlocal_goto_receiver): ... this.
8444 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
8446 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
8447 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
8448 partial register accesses.
8450 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
8452 * fold-const.c (debug_fold_checksum): Move it under
8453 ENABLE_FOLD_CHECKING.
8455 2007-06-21 Sebastian Pop <sebpop@gmail.com>
8458 * tree.h (debug_fold_checksum): Declared.
8459 * fold-const.c (build_fold_addr_expr_with_type_1): New.
8460 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
8461 build_fold_addr_expr_with_type_1.
8462 (fold_addr_expr, debug_fold_checksum): New.
8463 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
8464 (fold_unary, fold_comparison, split_address_to_core_and_offset):
8467 2007-06-21 Sebastian Pop <sebpop@gmail.com>
8469 PR tree-optimization/19590
8470 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
8471 of scev is a constant.
8473 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
8475 * df-problems.c (df_note_bb_compute): Made computation of live
8476 info consistent with df_lr.
8478 2007-06-21 Richard Guenther <rguenther@suse.de>
8480 PR tree-optimization/32453
8481 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
8482 for pointer anti-range.
8484 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
8486 * config/i386/i386.c (processor_target_table): Increase maximum
8487 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
8490 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
8491 byte alignment if > 8 byte alignment is preferred.
8492 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
8494 2007-06-21 Jakub Jelinek <jakub@redhat.com>
8496 PR tree-optimization/31866
8497 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
8498 if ASM_EXPR's input is not a SSA_NAME.
8501 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
8502 but decl is a global var, instead return decl.
8503 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
8504 even for is_global_var decls, if they are private in some outer
8507 2007-06-21 Richard Guenther <rguenther@suse.de>
8509 PR tree-optimization/32451
8510 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
8512 2007-06-21 Christian Bruel <christian.bruel@st.com>
8514 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
8515 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
8516 (push_regs): Changed saving order or banked registers.
8517 (sh_expand_epilogue): Likewise.
8518 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
8519 (FIRST_BANKED_REG): Likewise.
8520 (LAST_BANKED_REG): Likewise.
8521 * config/sh/sh.md (banked) New attribute.
8522 (in_delay_slot): Check banked attribute.
8524 2007-06-20 Sebastian Pop <sebpop@gmail.com>
8526 PR tree-optimization/32075
8527 * tree-data-ref.c (subscript_dependence_tester_1,
8528 analyze_miv_subscript, analyze_overlapping_iterations,
8529 add_distance_for_zero_overlaps, build_classic_dist_vector,
8530 subscript_dependence_tester_1, analyze_overlapping_iterations,
8531 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
8532 compute_affine_dependence, compute_all_dependences): Pass loop_nest
8533 to evolution_function_is_affine_multivariate_p.
8535 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8537 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
8539 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
8542 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
8544 * config/m32c/prologue.md (epilogue_exitd_16): New.
8545 (epilogue_reit_16): New.
8546 (epilogue_exitd): Rename to epilogue_exitd_24.
8547 (epilogue_reit): Rename to epilogue_reit_24.
8549 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
8550 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8552 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
8554 * haifa-sched.c (queue_to_ready): Don't requeue next insn
8555 if dbg_cnt (sched_insn) reaches the limit.
8556 (choose_ready): New parameter INSN_PTR and new return value.
8557 (schedule_block): Handle dbg_cnt (sched_insn). Handle
8558 the new return value from choose_ready.
8559 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
8560 (rest_of_handle_global_alloc): New global_alloc_at_func.
8562 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
8564 PR tree-optimization/25737
8565 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
8566 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
8567 * tree-flow.h (struct fieldoff): Add new field alias_set.
8568 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
8569 argument addressable_type. Set alias_set of fieldoff.
8570 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
8571 (create_overlap_variables_for): Pass alias_set from fieldoff to
8573 * alias.c (get_alias_set): Use alias_set from SFT if set.
8575 2007-06-20 Hui-May Chang <hm.chang@apple.com>
8577 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
8578 of a variable as an unsigned HOST_WIDE_INT integer.
8580 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
8582 PR rtl-optimization/32405
8583 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
8585 2007-06-20 Jakub Jelinek <jakub@redhat.com>
8587 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
8590 * builtins.c: Include diagnostic.h.
8591 (expand_builtin_expect): Make gcc_assert more permissive.
8592 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
8595 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
8599 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
8600 if ACCUMULATE_OUTGOING_ARGS.
8602 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
8604 * config/m68hc11/m68hc11.c: Include dataflow header file.
8605 (m68hc11_reorg): Port to dataflow.
8607 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8609 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
8610 (struct df_problem.free_blocks_on_set_blocks): New field.
8611 (struct dataflow.optional_p): New field.
8612 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
8613 (df_live_set_all_dirty): New function.
8614 * df-scan.c (df_scan_alloc): Initialize optional_p.
8615 (problem_SCAN): Initialize free_blocks_on_set_blocks.
8616 * df-core.c (df_set_blocks): Removed use of
8617 DF_FIRST_OPTIONAL_PROBLEM. Now uses
8618 df_problem.free_blocks_on_set_blocks to determine which blocks are
8620 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
8621 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
8622 uses dataflow.optional_p to determine if problem should be
8624 (rest_of_handle_df_initialize): Only start live problem if
8626 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
8627 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
8628 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
8629 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
8630 problem_NOTE): Initialize free_blocks_on_set_blocks.
8631 (df_lr_bb_local_compute): Recompute luids if df_live problem is
8633 (df_live_set_all_dirty, df_note_alloc): New function.
8634 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
8636 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
8637 * postreload.c (reload_combine): Ditto.
8638 * cse.c (cse_extended_basic_block): Ditto.
8639 * regmove.c (mark_flags_life_zones): Ditto.
8640 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
8641 erase_matching_seqs): Ditto.
8642 * bt-load.c (compute_defs_uses_and_gen): Ditto.
8643 * integrate (allocate_initial_values): Ditto.
8644 * combine.c (reg_dead_at_p): Ditto.
8645 * resource.c (mark_target_live_regs): Ditto.
8646 * sched-rgn.c (check_live_1, update_live_1): Ditto.
8647 * config/sh/sh.c (find_r0_life_regions): Ditto.
8648 * global.c (rest_of_handle_global_alloc): Only add back df_live
8650 * local-alloc.c (rest_of_handle_local_alloc): Only remove
8652 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
8654 (if_convert): Make sure df_live is there at -O == 1.
8655 (pass_if_after_combine): Cleanup flags.
8656 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
8657 is there at -O == 1.
8659 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
8661 * config/arm/arm.c (arm_get_frame_offsets): Set
8662 offsets->locals_base to avoid negative stack size.
8663 (thumb1_expand_prologue): Assert on negative stack size.
8665 2007-06-19 Sebastian Pop <sebpop@gmail.com>
8667 PR tree-optimization/32367
8668 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
8669 of the chrec has no evolution in that loop.
8670 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
8672 2007-06-19 Bob Wilson <bob.wilson@acm.org>
8674 * config/xtensa/xtensa.c: Include "df.h".
8675 (xtensa_builtin_saveregs): Use adjust_address instead of
8677 (xtensa_va_start): Invoke make_tree with sizetype for
8678 expand_builtin_saveregs and then convert the result to a pointer.
8679 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
8680 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
8681 Subtract argument size from index value as integers and then use
8682 POINTER_PLUS_EXPR to add the result to the array address.
8684 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
8687 * config/m32c/m32c.c: Include dataflow header file.
8688 (m32c_emit_prologue): Adjust for prologue insn change.
8689 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
8690 once inside a PARALLEL. Assume frame size passed in operand 0
8691 includes space to save the fb register.
8692 (prologue_enter_24): Likewise.
8693 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
8695 2007-06-19 David Daney <ddaney@avtrex.com
8698 * config/mips/mips.md (cprestore): Mark $gp as used.
8700 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
8703 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
8704 (frv_ifcvt_modify_insn): Likewise.
8706 2007-06-19 Richard Guenther <rguenther@suse.de>
8708 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
8709 only handle positive offsets that fit in a HOST_WIDE_INT.
8711 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
8713 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
8714 result of rsqrt insn for zero input argument to avoid NaN.
8716 2007-06-19 Richard Guenther <rguenther@suse.de>
8719 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
8721 2007-06-19 Jakub Jelinek <jakub@redhat.com>
8723 PR tree-optimization/32353
8724 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
8726 2007-06-19 Nick Clifton <nickc@redhat.com>
8728 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
8730 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
8733 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
8734 * config/i386/i386.c (assign_386_stack_local): Assert that
8735 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
8736 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
8737 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
8738 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
8740 2007-06-18 Steve Ellcey <sje@cup.hp.com>
8742 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
8744 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
8746 PR rtl-optimization/32321
8747 * gcse.c (replace_store_insn): Update the note before
8748 calling emit_insn_after.
8750 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
8753 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
8755 * df-problems.c (df_note_bb_compute): Fix dumping info.
8757 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
8759 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
8760 insn with emit_jump_insn.
8762 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
8764 PR tree-optimization/32383
8765 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
8766 * targhooks.h (default_builtin_reciprocal): Update prototype.
8767 * target.h (struct gcc_target): Update builtin_reciprocal.
8768 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
8769 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
8770 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
8771 when fndecl is in BUILT_IN_MD class.
8772 (execute_convert_to_rsqrt): Ditto.
8774 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
8775 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
8776 Convert BUILT_IN_SQRTF code only when md_fn is false.
8778 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
8780 * bt-load.c (move_btr_def): Fix the order of arguments
8781 to validate_replace_rtx.
8783 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
8785 * config/m68k/m68k-devices.def: Add 54450..54455.
8787 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
8789 PR rtl-optimization/32366
8790 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
8791 FLOAT_EXTEND]: Prevent non-scalar modes from entering
8794 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
8797 * modulo-sched (generate_reg_moves): Added rescan parameter and if
8798 this is true, rescan insn being modified.
8799 (sms_schedule): Added rescan parameter.
8800 (rest_of_handle_sms): Moved freeing of dominance info to before
8801 getting out of cfg_layout.
8803 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
8805 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
8806 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
8809 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
8810 FL_CF_EMAC from the entry for isac.
8812 * config/m68k/predicates.md (const_call_operand): Adjust comment.
8813 (const_sibcall_operand): New.
8814 (sibcall_operand): Use it.
8815 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
8816 (m68k_isas): ISAC does not imply FPU or EMAC.
8817 (override_options): Add ISA_C logic for symbolic jump & call.
8819 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
8821 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
8822 return mode from the builtin itself.
8823 (sparc_fold_builtin): Fix cast of zero constant.
8825 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
8827 * targhooks.c (default_builtin_reciprocal): New default target hook.
8828 * targhooks.h (default_builtin_reciprocal): Add prototype.
8829 * hooks.c (hook_tree_tree_bool_null): Remove hook.
8830 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
8831 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
8832 default_builtin_reciprocal.
8834 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
8837 * hooks.c (hook_tree_tree_bool_null): New hook.
8838 * hooks.h (hook_tree_tree_bool_null): Add prototype.
8839 * tree-pass.h (pass_convert_to_rsqrt): Declare.
8840 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
8841 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
8842 and convert it to reciprocal a*rfunc(b).
8843 (execute_convert_to_rsqrt): New function.
8844 (gate_convert_to_rsqrt): New function.
8845 (pass_convert_to_rsqrt): New pass definition.
8846 * target.h (struct gcc_target): Add builtin_reciprocal.
8847 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
8848 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
8849 TARGET_BUILTIN_RECIPROCAL.
8850 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
8852 * config/i386/i386.h (TARGET_RECIP): New define.
8853 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
8854 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8855 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8856 and not optimizing for size.
8857 (*rcpsf2_sse): New insn pattern.
8858 (*rsqrtsf2_sse): Ditto.
8859 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
8860 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8861 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8862 and not optimizing for size.
8863 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
8864 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8865 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8866 and not optimizing for size.
8867 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
8868 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8869 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8870 and not optimizing for size.
8871 (*sse_rsqrtv4sf2): Do not export.
8873 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
8874 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8875 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8876 and not optimizing for size.
8878 * config/i386/i386.opt (mrecip): New option.
8879 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
8880 (ix86_emit_swsqrtsf): Ditto.
8881 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
8882 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
8884 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
8885 ix86_expand_unop1_builtin.
8886 (ix86_emit_swdivsf): New function.
8887 (ix86_emit_swsqrtsf): Ditto.
8888 (ix86_builtin_reciprocal): New function.
8889 (TARGET_BUILTIN_RECIPROCAL): Use it.
8890 (ix86_vectorize_builtin_conversion): Rename from
8891 ix86_builtin_conversion.
8892 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
8893 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
8894 "i386 and x86_64 Options" section.
8895 (Intel 386 and AMD x86_64 Options): Document -mrecip.
8897 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8898 Zdenek Dvorak <dvorakz@suse.cz>
8899 Richard Guenther <rguenther@suse.de>
8900 Kaz Kojima <kkojima@gcc.gnu.org>
8902 * tree-vrp.c (compare_values_warnv): Convert val2 to
8904 (extract_range_from_assert): Create
8905 POINTER_PLUS_EXPR for pointer types.
8906 (extract_range_from_binary_expr): Handle
8907 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
8909 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
8910 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
8911 POINTER_PLUS_EXPR as PLUS_EXPR.
8912 (number_of_iterations_lt_to_ne):
8913 For pointer types, use sizetype when
8914 creating MINUS_EXPR/PLUS_EXPRs.
8915 (assert_loop_rolls_lt): For pointer types, use sizetype when
8916 creating MINUS_EXPR/PLUS_EXPRs.
8917 (number_of_iterations_le): Likewise.
8918 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
8919 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
8920 like PLUS_EXPR and MINUS_EXPR.
8921 * tree-pretty-print.c (dump_generic_node): Handle
8923 (op_prio): Likewise.
8924 (op_symbol_1): Likewise.
8925 * optabs.c (optab_for_tree_code): Likewise.
8926 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
8928 * tree-tailcall.c (process_assignment): Mention
8929 POINTER_PLUS_EXPR in a TODO comment.
8930 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
8931 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
8932 not used with a pointer and an integer type.
8933 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
8934 increment using chrec_convert_rhs instead of chrec_convert.
8935 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
8936 PLUS_EXPR except for the right hand side's type will be
8938 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
8939 (fold_used_pointer_cast): Kill.
8940 (pointer_offset_p): Kill.
8941 (fold_used_pointer): Kill.
8942 (pointer_used_p): Kill.
8943 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
8944 call fold_used_pointer.
8945 (instantiate_parameters_1): Convert the increment
8946 using chrec_convert_rhs instead of chrec_convert.
8947 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
8948 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
8949 instead of PLUS_EXPR.
8950 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
8951 PLUS_EXPR for pointers.
8952 (std_gimplify_va_arg_expr): Likewise.
8953 (fold_builtin_memory_op): Likewise.
8954 (fold_builtin_strstr): Likewise.
8955 (fold_builtin_strchr): Likewise.
8956 (fold_builtin_strrchr): Likewise.
8957 (fold_builtin_strpbrk): Likewise.
8958 (expand_builtin_memory_chk): Likewise.
8959 (fold_builtin_memory_chk): Likewise.
8960 (std_expand_builtin_va_start): Use
8961 sizetype for the call to make_tree and then convert
8962 to the pointer type.
8963 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
8964 instead of PLUS_EXPR for adding to a pointer.
8965 (std_gimplify_va_arg_expr): Use fold_build2 for
8966 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
8967 the operands to sizetype first and then cast the BIT_AND_EXPR
8968 back to the pointer type.
8969 * fold-const.c (build_range_check): Handle pointer types
8971 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
8972 of PLUS_EXPR's. Make sure the offset is converted to
8974 (try_move_mult_to_index): Strip the NOPs from the offset.
8975 Remove code argument and replace all uses with PLUS_EXPR.
8976 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
8977 specially. Don't use a pointer type for MINUS_EXPR.
8978 (fold_unary): Handle for (T1)(X op Y),
8979 only p+ as that is the only as that can be handled for
8980 binary operators now.
8981 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
8983 <case PLUS_EXPR>: Add folding of PTR+INT into
8985 Don't call try_move_mult_to_index.
8986 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
8987 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
8988 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
8989 Don't call try_move_mult_to_index.
8990 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
8991 (tree_expr_nonzero_p): Likewise.
8992 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
8993 of PLUS_EXPR for the complex expression folding.
8994 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
8995 first chrec is a pointer type, then the second should
8996 be sizetype and not the first's type.
8997 For POINTER_PLUS_EXPR, use a different right hand side type.
8998 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8999 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
9000 different right hand side type.
9001 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9002 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
9003 instead of PLUS_EXPR.
9004 When either operand is zero, convert the other operand.
9005 (chrec_apply): Use chrec_convert_rhs
9006 on the argument x instead of chrec_convert.
9007 (reset_evolution_in_loop): For pointer types, the new_evol
9009 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
9010 different right hand side type.
9011 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9012 (chrec_convert_rhs): New function.
9013 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
9014 different right hand side type.
9015 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9016 * tree-chrec.h (chrec_convert_rhs): New prototype.
9017 (build_polynomial_chrec): For pointer types, the right hand
9018 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
9019 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
9020 Remove subtraction case as it is always addition now.
9021 Make sure the offset is converted to sizetype.
9022 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
9023 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
9024 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
9025 PLUS_EXPR in pointer type.
9026 Handle POINTER_PLUS_EXPR.
9027 (tree_to_aff_combination): Likewise.
9028 (force_expr_to_var_cost): Likewise.
9029 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
9030 instead of PLUS_EXPR for pointers.
9031 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
9032 instead of PLUS_EXPR of pointer types.
9033 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
9035 (check_va_list_escapes): Likewise.
9036 (check_all_va_list_escapes): Likewise.
9037 * dwarf2out.c (loc_descriptor_from_tree_1):
9038 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
9039 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
9040 (string_constant): Likewise.
9041 * tree-ssa-address.c (tree_mem_ref_addr): When adding
9042 the offset to the base, use POINTER_PLUS_EXPR.
9043 (add_to_parts): Convert the index to sizetype.
9044 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
9045 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
9046 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
9047 Offset only holds something for PLUS_EXPR.
9048 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
9050 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
9052 (analyze_accesses_for_modify_stmt): Likewise.
9053 Remove comment about the type being integral type as it is
9055 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
9057 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
9059 Correct the type which the artimentic is done in (is now
9062 * tree-data-ref.c (split_constant_offset): Handle
9064 * tree-affine.c (tree_to_aff_combination): Likewise.
9065 * c-typeck.c (build_unary_op): For pointers create the increment
9066 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
9068 * gimplify.c (gimplify_self_mod_expr): Create a
9069 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9070 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
9071 * tree.def (POINTER_PLUS_EXPR): New tree code.
9072 * tree-predcom.c (ref_at_iteration): If we have a pointer
9073 type do the multiplication in sizetype.
9074 * tree-mudflap.c (mf_xform_derefs_1): Create a
9075 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9076 * tree-ssa-forwprop.c
9077 (forward_propagate_addr_into_variable_array_index):
9078 Don't expect there to be a cast for the index as that
9079 does not exist anymore.
9080 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
9081 instead of PLUS_EXPR.
9082 Don't check for the first operand of the POINTER_PLUS_EXPR
9083 was the index as it cannot be.
9084 Call forward_propagate_addr_into_variable_array_index with
9085 the SSA_NAME instead of the statement.
9086 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
9087 (compare_constant): Likewise.
9088 (copy_constant): Likewise.
9089 (compute_reloc_for_constant): Likewise.
9090 (output_addressed_constants): Likewise.
9091 (initializer_constant_valid_p): Likewise.
9092 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
9093 Convert the MIN/MAX of the inner type to the outer
9094 type before comparing them.
9095 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
9096 POINTER_PLUS_EXPR instead of PLUS_EXPR.
9097 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
9098 of PLUS_EXPR for pointers.
9099 * tree-inline.c (estimate_num_insns_1): Handle
9101 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
9102 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9103 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
9104 instead of PLUS_EXPR for the pointer increment statement.
9105 (vect_update_ivs_after_vectorizer): For pointer types, create
9106 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
9107 MULT_EXPR in sizetype.
9108 (vect_gen_niters_for_prolog_loop): Add a cast when creating
9110 * tree-object-size.c (plus_expr_object_size): Handle
9111 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
9112 code which is trying to figure out which side is a pointer and
9114 (check_for_plus_in_loops_1): Likewise.
9115 (check_for_plus_in_loops): Likewise.
9116 * c-common.c (pointer_int_sum): Create a
9117 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9118 * tree-ssa-structalias.c (handle_ptr_arith): Handle
9119 only POINTER_PLUS_EXPR. Removing all the extra
9120 code which is trying to figure out which side is a pointer and
9122 * tree-cfg.c (verify_expr): Add extra checking for pointers and
9123 PLUS_EXPR and MINUS_EXPR.
9124 Also add checking to make sure the operands of POINTER_PLUS_EXPR
9126 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
9127 with make_tree, instead of a pointer type.
9128 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
9129 for pointers instead of PLUS_EXPR.
9130 (s390_gimplify_va_arg): Likewise.
9131 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
9132 instead of PLUS_EXPR when doing addition on pointer
9133 types. Use sizetype for the second operand.
9134 (spu_gimplify_va_arg_expr): Likewise.
9135 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
9136 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
9137 a pointer. Don't create a BIT_AND_EXPR for pointer types.
9138 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
9139 for the pointer addition and also use size_int/sizetype
9141 (ix86_gimplify_va_arg): Likewise.
9142 Perform BIT_AND_EXPR on sizetype arguments.
9143 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
9144 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
9145 for the pointer additions and also use size_int for the offsets.
9146 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
9147 additions and also use size_int for the offsets. Perform
9148 BIT_AND_EXPR on sizetype arguments.
9149 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
9150 POINTER_PLUS_EXPR for pointers and create the
9151 BIT_AND_EXPR in sizetype.
9152 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
9153 instead of PLUS_EXPR for pointer addition.
9154 (rs6000_va_start): Likewise.
9155 Also use sizetype for the offset.
9156 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
9157 as PLUS_EXPR/MINUS_EXPR.
9158 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
9159 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
9160 Don't use BIT_AND_EXPR on a pointer type, convert the
9161 expression to sizetype first.
9162 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
9164 (mips_gimplify_va_arg_expr): Likewise.
9165 Don't create BIT_AND_EXPR in a pointer type.
9167 2007-06-15 Eric Christopher <echristo@apple.com>
9169 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
9170 (x86_64-*-darwin*): Ditto.
9171 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
9174 2007-06-15 Matthew Wilcox <matthew@wil.cx>
9176 * doc/extend.texi: Document behavior of __attribute__((aligned))
9179 2007-06-15 Mark Mitchell <mark@codesourcery.com>
9181 * rtlanal.c (note_stores): Improve documentation.
9183 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
9185 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
9186 LOCAL_LABEL_PREFIX): Delete.
9187 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
9188 (bfin_internal_label): Delete.
9190 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
9192 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
9193 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
9194 otherwise define to LIBGCC2_TF_CEXT.
9195 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
9196 (LIBGCC_TF_CEXT): Ditto.
9199 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
9201 PR rtl-optimization/32339
9202 * df-scan.c (df_uses_record): Don't modify flags but just add to
9203 it for df_ref_record.
9205 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
9207 * tree-mudflap.c: Fix whitespace issues.
9209 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
9211 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
9213 2007-06-14 Eric Christopher <echristo@apple.com>
9215 * config/i386/sse.md (movdi_to_sse): Rewrite body.
9216 (movv4sf): Use gcc_unreachable instead of abort.
9218 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
9221 * config/i386/sfp-machine.h (CMPtype): New define.
9222 (mach stubs): Use CMPtype instead of int as a return type.
9224 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
9226 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
9227 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
9228 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
9229 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
9230 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
9231 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
9232 config/soft-fp/soft-fp.h: Update from glibc CVS.
9234 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
9236 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
9238 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
9241 * config/v850/v850.c: Include dataflow header file.
9242 (substitute_ep_register): Fix typo.
9244 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
9246 * configure.ac: Fix earlier checkin.
9247 * configure: Regenerated.
9249 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
9251 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
9252 * aclocal.m4: Regenerate.
9253 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
9254 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
9255 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
9256 * configure: Regenerate.
9257 * Makefile.in (LOOSE_WARN): Subst loose_warn.
9259 * Makefile.in (quickstrap): Build libgcc too.
9261 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
9263 * configure.ac: Add --enable-checking=df. Explicitly mention that
9264 the variables are initialized as for "release".
9265 * df-core.c: Use it.
9266 * configure: Regenerate.
9267 * config.in: Regenerate.
9269 2007-06-14 Bob Wilson <bob.wilson@acm.org>
9271 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
9272 validate_replace_rtx instead of replace_rtx.
9273 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
9275 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
9277 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
9278 (DWARF2_UNWIND_INFO): Override default if configured with
9280 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
9281 (ENDFILE_SPEC): Add crtend.o.
9282 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
9283 (ENDFILE_SPEC): Add crtend.o.
9284 (TARGET_USE_JCR_SECTION): Define.
9285 (MD_UNWIND_SUPPORT): Define for 32-bit target.
9287 * config/i386/cygming-crtbegin.c: New file.
9288 * config/i386/cygming-crtend.c: New file.
9290 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
9292 * config/i386/w32-unwind.h: New file.
9294 2007-06-13 Eric Christopher <echristo@apple.com>
9296 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
9297 the user set a value below STACK_BOUNDARY.
9299 2007-06-13 Thiemo Seufer <ths@networkno.de>
9301 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
9302 imply -lpthread for -pthread.
9304 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
9306 * basic-block.h: Remove the prototype for
9307 free_basic_block_vars.
9308 * cfglayout.h: Remove the prototype for
9309 insn_locators_initialize.
9310 * tree.h: Remove the prototype for emit_line_note.
9312 * tree-ssa-pre.c (mergephitemp): Remove.
9313 (init_pre): Don't use mergephitemp.
9315 2007-06-13 Eric Christopher <echristo@apple.com>
9317 * config/i386/i386.c (override_options): If we've specified
9318 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
9320 2007-06-13 Bob Wilson <bob.wilson@acm.org>
9322 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
9325 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
9327 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
9328 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
9329 (eh_store_handler): New pattern.
9330 (eh_return): Emit it instead of a plain move.
9332 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
9334 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
9335 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
9336 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
9339 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
9341 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
9342 (find_next_insn_start, find_load): New functions.
9343 (bfin_reorg): Use them to deal with the fact that parallel insns are
9344 no longer represented as a SEQUENCE.
9346 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9348 * config/sparc/sparc.c (sparc_override_options): Initialize
9351 2007-06-13 Dave Korn <dave.korn@artimi.com>
9353 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
9356 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
9358 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
9359 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
9360 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
9361 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
9362 tree-vect-transform.c: Fix comment typos. Follow spelling
9365 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
9367 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
9368 to the exit block use set.
9369 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
9370 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
9371 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
9373 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
9375 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
9376 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
9377 to indicate an error.
9378 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
9380 (dbg_cnt_process_opt): Print an error on a bad argument.
9381 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
9382 * common.opt (-fdbg-cnt-list): New.
9383 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
9385 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
9387 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
9388 flag on ref-all pointers.
9390 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9393 * expr.c (expand_expr_addr_expr_1): Call expand_expr
9394 for the offset with the modifier as EXPAND_INITIALIZER
9395 if the modifier is EXPAND_INITIALIZER.
9396 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
9397 a register if we had an overflow.
9399 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9401 * real.c (real_isfinite): New.
9402 (real_sqrt): Use it.
9403 * real.h (real_isfinite): New.
9404 * builtins.c: Use it.
9406 2007-06-12 Ian Lance Taylor <iant@google.com>
9407 Daniel Berlin <dberlin@dberlin.org>
9410 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
9411 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
9412 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
9413 (DECL_NO_TBAA_P): Define.
9414 (struct tree_decl_common): Add no_tbaa_flag field.
9415 * tree-ssa-structalias.c (struct variable_info): Add
9416 no_tbaa_pruning field.
9417 (new_var_info): Initialize no_tbaa_pruning field.
9418 (unify_nodes): Copy no_tbaa_pruning field.
9419 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
9420 (dump_solution_for_var): Print no_tbaa_pruning flag.
9421 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
9423 (compute_tbaa_pruning): New static function.
9424 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
9425 Call compute_tbaa_pruning.
9426 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
9427 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
9428 * gimple-low.c (lower_stmt): Likewise.
9429 * tree-gimple.c (is_gimple_stmt): Likewise.
9430 * tree-ssa-operands.c (get_expr_operands): Likewise.
9431 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9432 * tree-inline.c (estimate_num_insns_1): Likewise.
9433 (copy_result_decl_to_var): Likewise.
9434 * expr.c (expand_expr_real_1): Likewise.
9435 * tree-pretty-print.c (dump_generic_node): Likewise.
9436 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
9437 * omp-low.c (omp_copy_decl_2): Likewise.
9438 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
9439 * doc/c-tree.texi (Expression trees): Document
9440 CHANGE_DYNAMIC_TYPE_EXPR.
9442 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9444 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
9445 with !HONOR_NANS and !HONOR_INFINITIES.
9446 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
9448 2007-06-12 Tristan Gingold <gingold@adacore.com>
9450 * gcov.c: Comments updated.
9451 (source_info): Add file_time field.
9452 (source_index): New variable.
9453 (mutiple_files): New variable.
9454 (generate_results): New function extracted from process_file.
9455 (process_file): Save and restore chain of functions, generate
9456 results and free structures only if not merging results.
9457 (release_structures): File names are now freed in create_file_names
9458 (create_file_names): Free previous file names.
9459 (find_source): File date is now read here and modifications in
9460 source files is checked here.
9461 (read_graph_file): Only reverse order of functions for the current
9463 (make_gcov_file_name): Do not generate long names if input_name is
9465 (output_lines): If merging results do not display graph, data and
9467 Checking source file modification is done in find_source.
9469 * doc/gcov.texi: Append an s to sourcefile.
9471 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
9473 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
9474 (forced_nop): New pattern.
9475 * config/bfin/bfin.c: Include "df.h".
9476 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
9477 (bfin_discover_loop): Use df_get_live_in instead of
9478 global_live_at_start.
9479 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
9480 df_analyze when done.
9481 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
9482 the insns. Use QImode for the final insn in a bundle. Call
9483 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
9485 (reorder_var_tracking_notes): New function.
9486 (bfin_reorg): Pass no argument to split_all_insns. Don't call
9487 update_life_info. Call df_analyze after scheduling and bundle
9488 generation. Call reorder_var_tracking_notes if generating these
9489 notes. Call df_finish_pass at the end.
9491 2007-06-12 Dirk Mueller <dmueller@suse.de>
9493 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
9494 a comparison, not an assignment.
9496 2007-06-12 Olivier Hainque <hainque@adacore.com>
9498 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
9499 Request walking the subtrees only, leaving the current is_lhs/val_only
9501 (convert_non_local_reference): Likewise.
9503 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
9505 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
9507 2007-06-12 Richard Guenther <rguenther@suse.de>
9509 PR tree-optimization/15353
9510 PR tree-optimization/31657
9511 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
9512 * timevar.def: Add TV_TREE_IFCOMBINE.
9513 * tree-pass.h (pass_tree_ifcombine): Declare.
9514 * tree-ssa-ifcombine.c: New file.
9515 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
9516 * tree-flow.h (blocks_in_phiopt_order): Declare.
9517 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
9518 (tree-ssa-ifcombine.o): New dependencies.
9520 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
9522 PR rtl-optimization/32293
9523 * combine.c (simplify_if_then_else): Truncate return from
9524 nonzero_bits() to correct mode.
9526 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
9528 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
9529 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
9531 2007-06-11 Diego Novillo <dnovillo@google.com>
9533 * Makefile.in (reload1.o-warn): Remove.
9535 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
9537 * combine.c (subst): Use reg_overlap_mentioned_p
9538 instead of comparing register numbers directly.
9540 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9542 * reload1.c (mark_home_live_1): Use the mode parameter.
9544 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9546 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
9547 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
9551 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
9553 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
9555 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
9557 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
9558 from integer registers.
9559 (FP mode splitters): Handle TFmode.
9561 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
9563 * tree-ssa-structalias.c (find_what_p_points_to): Return false
9564 for ref-all pointers that point-to anything.
9566 2007-06-11 Joseph Myers <joseph@codesourcery.com>
9568 * config/arm/arm.c (arm_output_dwarf_dtprel,
9569 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
9571 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
9573 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
9574 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
9577 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
9579 * tree.c (signed_or_unsigned_type_for): New.
9580 (unsigned_type_for): Use signed_or_unsigned_type_for.
9581 (signed_type_for): Use signed_or_unsigned_type_for.
9582 * tree.h (signed_or_unsigned_type_for): New.
9583 (get_signed_or_unsigned_type): Remove.
9584 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
9585 lang_hooks.types.signed_type
9586 (size_diffop): Likewise.
9587 (all_ones_mask_p): Likewise.
9588 (build_range_check): Likewise.
9589 (fold_cond_expr_with_comparison): Likewise.
9590 (fold_cond_expr_with_comparison): Likewise.
9591 (unextend): Likewise.
9592 (extract_muldiv_1): Likewise.
9593 (fold_single_bit_test_into_sign_test): Likewise.
9594 (fold_binary): Likewise.
9595 (fold_ternary): Likewise.
9596 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
9597 instead of get_signed_or_unsigned_type.
9598 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
9599 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
9600 * expr.c (signed_or_unsigned_type_for): Use
9601 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
9602 * langhooks.c (get_signed_or_unsigned_type): Remove.
9603 (lhd_signed_or_unsigned_type): Remove.
9604 * langhooks.h (lang_hooks_for_types): Remove signed_type and
9605 signed_or_unsigned_type.
9606 (lhd_signed_or_unsigned_type): Remove.
9607 * expmed.c (make_tree): Use signed_type_for instead of
9608 lang_hooks.types.signed_type.
9609 * c-common.c (same_scalar_type_ignoring_signedness): Use
9610 c_common_signed_type instead of lang_hooks.types.signed_type.
9611 (c_common_unsigned_type): New.
9612 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
9613 (shorten_compare): Use c_common_unsigned_type instead of
9614 c_common_signed_or_unsigned_type.
9615 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
9617 * convert.c (convert_to_integer): Use signed_type_for instead of
9618 lang_hooks.types.signed_type.
9619 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
9620 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
9621 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
9622 * c-format.c (check_format_types): Use c_common_unsigned_type
9623 instead of unsigned_type_for.
9624 * c-decl.c (groakdeclarator): Likewise.
9625 * c-typeck.c (convert_for_assignment): Likewise.
9626 * c-common.h (c_common_unsigned_type): New.
9628 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
9631 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
9632 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
9634 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
9637 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
9638 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
9640 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
9641 Sebastian Pop <sebpop@gmail.com>
9643 * lambda-code.c (remove_iv): New.
9644 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
9646 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
9648 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
9649 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
9650 * tree-ssa-loop-prefetch.c: Include optabs.h.
9651 (FENCE_FOLLOWING_MOVNT): New macro.
9652 (struct mem_ref): Add independent_p and storent_p fields.
9653 (record_ref): Initalize the new fields.
9654 (gather_memory_references_ref): Return true if the reference
9656 (gather_memory_references): Check whether all memory accesses
9657 in loop were recorded.
9658 (should_issue_prefetch_p): Return false for nontemporal stores.
9659 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
9660 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
9661 (determine_loop_nest_reuse): Detect independent memory references.
9662 (loop_prefetch_arrays): Call mark_nontemporal_stores.
9663 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
9664 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
9665 * config/i386/i386.h (x86_mfence): Declare.
9666 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
9667 * config/i386/i386.c (x86_mfence): New variable.
9668 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
9670 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
9671 * optabs.c (init_optabs): Initialize storent_optab.
9672 * optabs.h (enum optab_index): Add OTI_storent.
9673 (storent_optab): Declare.
9674 * genopinit.c (optabs): Add initialization for storent_optab.
9675 * tree.h (MOVE_NONTEMPORAL): New macro.
9676 * expr.c (expand_assignment, store_expr, store_constructor_field,
9677 store_constructor, store_field, expand_expr_real_1): Propagate
9678 nontemporality of the expanded store.
9679 (emit_storent_insn): New function.
9680 * expr.h (expand_assignment, store_expr): Declaration changed.
9681 * function.c (assign_parm_setup_reg): Pass false as nontemporality
9682 to expand_assignment.
9683 * stmt.c (expand_asm_expr): Ditto.
9684 * calls.c (initialize_argument_information): Pass false as
9685 nontemporality to store_expr.
9686 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
9689 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
9691 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
9693 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
9695 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
9697 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
9698 and allow DECL_P here.
9700 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
9702 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
9703 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
9704 track of the size of the expression.
9705 * cfghooks.c (merge_blocks): Remove block from loops structure only
9706 after call of the merge_blocks hook.
9708 2007-06-09 Tom Tromey <tromey@redhat.com>
9710 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
9711 (deprecated_state): Removed.
9712 (start_decl): Update.
9713 (enum deprecated_states): Moved earlier.
9714 (groktypename): Update.
9715 (push_parm_decl): Likewise.
9716 (grokfield): Likewise.
9717 (start_function): Likewise.
9719 2007-06-09 Ian Lance Taylor <iant@google.com>
9721 PR tree-optimization/32169
9722 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
9723 CONVERT_EXPR, check whether min and max both converted to an
9724 overflow infinity representation.
9726 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
9728 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
9729 not inserted on the edge.
9731 2007-06-08 Bob Wilson <bob.wilson@acm.org>
9733 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
9734 instructions if they are supported.
9735 (__divsi3, __umodsi3, __modsi3): Likewise.
9736 (__ashldi3, __ashrdi3, __lshrdi3): New.
9737 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
9739 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
9740 Tony Linthicum <tony.linthicum@amd.com>
9742 * doc/invoke.texi: Add fvect-cost-model flag.
9743 * common.opt (fvect-cost-model): New flag.
9744 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
9745 cost fields in stmt_vec_info struct for STMT.
9746 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
9747 fields in stmt_vec_info struct and access functions for the same.
9748 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
9749 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
9750 load, store and vector to scalar operation.
9751 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
9752 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
9753 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
9754 (TARG_VEC_STORE_COST): Define cost of vector store.
9755 (vect_estimate_min_profitable_iters): Define new function.
9756 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
9757 check to evaluate if loop iterations are less than minimum profitable
9758 iterations determined by cost model or minimum vect loop bound defined
9759 by user, whichever is more conservative.
9760 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
9761 run-time check to evaluate if loop iterations are less than minimum
9762 profitable iterations determined by cost model or minimum vect loop
9763 bound defined by user, whichever is more conservative.
9764 (vect_estimate_min_profitable_iterations): New function to estimate
9765 mimimimum iterartions required for vector version of loop to be
9766 profitable over scalar version.
9767 (vect_model_reduction_cost): New function.
9768 (vect_model_induction_cost): New function.
9769 (vect_model_simple_cost): New function.
9770 (vect_cost_strided_group_size): New function.
9771 (vect_model_store_cost): New function.
9772 (vect_model_load_cost): New function.
9773 (vectorizable_reduction): Call vect_model_reduction_cost during
9775 (vectorizable_induction): Call vect_model_induction_cost during
9777 (vectorizable_load): Call vect_model_load_cost during analysis phase.
9778 (vectorizable_store): Call vect_model_store_cost during analysis phase.
9779 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
9780 vectorizable_promotion, vectorizable_demotion): Call
9781 vect_model_simple_cost during analysis phase.
9783 2007-06-08 Simon Baldwin <simonb@google.com>
9785 * reg-stack.c (get_true_reg): Readability change. Moved default case
9786 label into direct switch statement scope.
9788 2007-06-08 Simon Baldwin <simonb@google.com>
9790 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
9791 in gcc_assert() with '==' comparison.
9793 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9795 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
9796 TARGET_ABM handling of x86_popcnt variable.
9798 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9800 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
9801 __builtin_copysignq and __builtin_infq built-in functions.
9803 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9805 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
9806 SSE4.2 section. Correct built-in function names in SSE4A section.
9808 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9810 PR tree-optimization/32243
9811 * tree-vect-transform.c (vectorizable_type_promotion): Move check
9812 for ncopies after ratio check between nunits_out and nunits_in.
9813 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
9815 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
9817 PR tree-optimization/32224
9818 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
9819 vectorization upon a non GIMPLE_MODIFY_STMT.
9821 2007-06-08 Christian Bruel <christian.bruel@st.com>
9824 * config/sh/sh.md (doloop_end): New pattern and splitter.
9825 * loop-iv.c (simple_rhs_p): Check for hardware registers.
9827 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
9830 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
9832 (verify_dominators): Do not change dominance tree.
9834 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
9836 * config/sh/constraints.md: New file.
9837 * config/sh/sh.c: Include tm-constrs.h.
9838 (reg_class_from_letter): Remove.
9839 (prepare_cbranch_operands): Use satisfies_constraint_*
9840 function instead of macro.
9841 (andcosts, broken_move, sh_secondary_reload): Likewise.
9842 * config/sh/predicates.md (trapping_target_operand): Likewise.
9843 (and_operand, arith_operand, arith_reg_or_0_operand,
9844 cmp_operand, logical_operand, target_operand,
9845 ua_address_operand, ua_offset, xor_operand): Likewise.
9846 * config/sh/sh.md: Include constraints.md.
9847 (*movsicc_t_false): Use satisfies_constraint_* function
9849 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
9850 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
9851 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
9852 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
9853 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
9854 (REG_CLASS_FROM_CONSTRAINT): Remove.
9855 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
9856 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
9857 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
9858 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
9859 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
9860 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
9861 function instead of macro.
9862 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
9863 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
9864 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
9865 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
9866 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
9867 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
9868 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
9869 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
9870 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
9871 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
9872 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
9873 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
9874 EXTRA_CONSTRAINT_STR): Likewise.
9875 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
9877 2007-06-07 Geoffrey Keating <geoffk@apple.com>
9879 * config/i386/darwin.h (STACK_BOUNDARY): Define.
9881 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
9884 * c-common.h (flag_cpp0x): Replaced by...
9885 (cxx_dialect): ... this new variable specifying the C++ dialect that
9887 * c-common.c (flag_cpp0x): Removed.
9888 (cxx_dialect): Defined.
9889 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
9891 * c-opts.c (c_common_post_options): Likewise.
9892 (set_std_cxx98): Set cxx_dialect to cxx98.
9893 (set_std_cxx0x): Set cxx_dialect to cxx0x.
9895 2007-06-07 Geoffrey Keating <geoffk@apple.com>
9896 Hui-May Chang <hm.chang@apple.com>
9898 * doc/invoke.texi (Darwin Options): Update documentation for
9899 -mmacosx-version-min.
9900 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
9901 * config/darwin-driver.c: New file.
9902 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
9903 * config/t-darwin (darwin-driver.o): New rule.
9905 * config/darwin-c.c (version_as_macro): Ignore low digit.
9907 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
9909 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
9910 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
9911 (CSGNMODE): New mode macro.
9912 (CSGNVMODE): New mode attribute.
9913 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
9914 expander using CSGNMODE mode macro. Handle TFmode.
9915 (copysign<mode>3_const): Rename from copysignsf3_const and
9916 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
9918 (copysign<mode>3_var): Rename from copysignsf3_var and
9919 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
9921 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
9922 mode macro. Handle TFmode.
9923 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
9924 (iortf3, *iortf3): Ditto.
9925 (xortf3, *xortf3): Ditto.
9926 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
9927 TFmode and TImode masks.
9928 (ix86_expand_copysign): Expand TFmode copysign insn.
9929 (IX86_BUILTIN_INFQ): New.
9930 (IX86_BUILTIN_FABSQ): Ditto.
9931 (IX86_BUILTIN_COPYSIGNQ): Ditto.
9932 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
9933 [__builtin_fabsq]: Ditto.
9934 [__builtin_copysignq]: Ditto.
9935 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
9936 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
9937 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
9938 ix86_expand_binop_builtin().
9940 2007-06-07 Bob Wilson <bob.wilson@acm.org>
9942 * config/xtensa/lib1funcs.asm: Clean up whitespace.
9944 2007-06-07 Steve Ellcey <sje@cup.hp.com>
9947 * rtl.h (push_to_sequence2): New.
9948 * emit-rtl.c (push_to_sequence2): New.
9949 * function.c (assign_parm_data_all): Add new fields.
9950 (assign_parm_setup_block): Call push_to_sequence2 instead of
9952 (assign_parm_setup_reg): Ditto.
9953 (assign_parm_setup_stack): Ditto.
9954 (assign_parms_unsplit_complex): Ditto.
9955 (assign_parms): Change field name.
9957 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
9959 PR tree-optimization/32220
9960 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
9961 phi node is reached before defining statement.
9963 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9966 * tree-vect-transform.c (vectorizable_call): Call update_stmt
9967 after changing the right hand side of the assignment.
9969 2007-06-06 Eric Christopher <echristo@apple.com>
9971 * config.gcc (i?86-*-darwin*): Remove arch parameter.
9972 (x86_64-*-darwin*): Ditto.
9973 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
9974 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9976 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9978 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
9980 (add_key): Likewise.
9981 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
9982 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
9984 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
9986 (add_cost_one_coalesce): Likewise.
9987 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
9988 variable names. Rename orig to orig_name for consistency.
9989 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
9991 (cprop_into_successor_phis): Avoid using C++ keywords as variable
9993 (record_equivalences_from_stmt): Likewise.
9994 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
9995 the coding conventions.
9996 (memory_ssa_name_same): Likewise.
9997 (dse_optimize_stmt): Likewise.
9998 (dse_record_phis): Likewise.
9999 (dse_finalize_block): Likewise.
10000 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
10001 keywords as variable names.
10002 (may_move_till): Cast according to the coding conventions.
10003 (force_move_till_expr): Avoid using C++ keywords as variable names.
10004 (force_move_till): Cast according to the coding conventions.
10005 (memref_hash): Likewise.
10006 (memref_eq): Likewise.
10007 (gather_mem_refs_stmt): Likewise.
10008 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
10009 using C++ keywords as variable names.
10010 (idx_find_step): Cast according to the coding conventions.
10011 (idx_record_use): Likewise.
10012 (find_depends): Likewise.
10013 (prepare_decl_rtl): Likewise.
10014 (mbc_entry_hash): Likewise.
10015 (mbc_entry_eq): Likewise.
10016 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
10017 (simplify_replace_tree): Avoid using C++ keywords as variable names.
10018 (idx_infer_loop_bounds): Cast according to the coding conventions.
10019 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
10020 * tree-ssa-math-opts.c (occ_new ): Likwise.
10021 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
10023 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
10025 (add_use_op): Likewise.
10026 (add_vop): Likewise.
10027 (add_vuse_op): Likewise.
10028 (add_vdef_op): Likewise.
10029 (get_expr_operands): Likewise.
10030 (push_stmt_changes): Use type safe memory macros.
10031 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
10032 keywords as variable names.
10033 (conditional_replacement): Likewise.
10034 (minmax_replacement): Likewise.
10035 (abs_replacement): Likewise.
10036 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
10037 coding conventions.
10038 (insert_fake_stores): Avoid using C++ keywords as variable names.
10039 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
10041 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
10042 (heapvar_insert): Use type safe memory macros.
10043 (new_var_info): Cast according to the coding conventions.
10044 (new_constraint): Likewise.
10045 (remove_preds_and_fake_succs): Use type safe memory macros.
10046 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
10048 (thread_single_edge): Likewise.
10049 (thread_through_loop_header): Likewise.
10051 2007-06-06 Eric Christopher <echristo@apple.com>
10053 * config/i386/i386.c (override_options): Move handling
10054 of TARGET_SUBTARGET* earlier.
10056 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
10058 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
10061 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
10063 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
10064 emited outside of basic block.
10065 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
10066 the created blocks.
10067 * rtl.h (delete_insn_chain): Declaration changed.
10068 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
10070 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
10071 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
10072 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
10073 to delete_insn_chain.
10074 (rtl_verify_flow_info_1): Verify that the insns in header and footer
10075 do not have bb field set.
10076 (rtl_verify_flow_info): Verify that insns between basic blocks do not
10078 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
10079 * cfgcleanup.c (try_optimize_cfg): Ditto.
10081 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10083 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
10084 (lambda_body_vector_new): Use type safe memory macros.
10085 (lambda_linear_expression_new): Likewise.
10086 (lambda_loopnest_new): Likewise.
10087 (lambda_lattice_new): Likewise.
10088 (replace_uses_equiv_to_x_with_y): Cast according to the coding
10089 conventions. Use type safe memory macros.
10090 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
10091 (lambda_body_vector_s): Likewise.
10092 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
10093 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
10095 2007-06-06 Richard Guenther <rguenther@suse.de>
10097 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
10098 if we need to schedule cfg_cleanup.
10099 (tree_ssa_forward_propagate_single_use_vars): Do so.
10101 2007-06-06 Ian Lance Taylor <iant@google.com>
10103 * fold-const.c (merge_ranges): If range_successor or
10104 range_predecessor fail, just return 0.
10106 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10108 PR tree-optimization/32216
10109 * tree-vectorizer.c (supportable_widening_operation): Determine
10110 signedness of FIX_TRUNC_EXPR from output operand.
10111 (supportable_narrowing_operation): Ditto.
10112 * tree-vect-generic.c (expand_vector_operations_1): Determine
10113 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
10114 from input operand.
10116 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10118 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
10119 (struct pta): ...from here. Change flags to unsigned to avoid
10120 excessive casting (as it is used as a bit mask).
10121 (override_options): Add casts according to the coding convenventions.
10122 (x86_64_elf_unique_section): Likewise.
10123 (examine_argument): Avoid using C++ keywords as variable names.
10124 (construct_container): Likewise.
10125 (legitimize_pic_address): Likewise.
10126 (get_dllimport_decl): Cast according to the coding conventions. Use
10127 type safe memory macros.
10128 (legitimize_address): Cast according to the coding conventions.
10129 (emit_i387_cw_initialization): Corrected the type of slot to enum
10131 (ix86_init_machine_status): Use type safe memory macros.
10132 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
10133 (bdesc_pcmpistr): Likewise.
10134 (bdesc_crc32): Likewise.
10135 (bdesc_sse_3arg): Likewise.
10136 (bdesc_2arg): Likewise.
10137 (bdesc_1arg): Likewise.
10138 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
10139 (ix86_expand_sse_pcmpistr): Likewise.
10140 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
10141 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
10142 int to match the langhook definition.
10143 (ix86_builtin_conversion): Change the type of code to unsigned init to
10144 match the langhook definition.
10145 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
10147 (ix86_preferred_output_reload_class): Likewise.
10148 (ix86_cannot_change_mode_class): Likewise.
10149 (ix86_memory_move_cost): Likewise.
10150 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
10151 avoid excessive casting later on.
10152 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
10154 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10156 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
10157 as flags setting insn.
10158 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
10160 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10162 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
10163 (UNSPEC_ROUND): New.
10164 ("sse4_1_round<mode>2"): New insn pattern.
10165 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
10167 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
10168 expander using SSEMODEF mode macro. Expand using
10169 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10170 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
10171 expander using SSEMODEF mode macro. Expand using
10172 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10173 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
10174 expander using SSEMODEF mode macro. Expand using
10175 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10176 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
10177 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
10178 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
10181 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
10182 Sebastian Pop <sebpop@gmail.com>
10184 * lambda.h (build_linear_expr): New.
10185 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
10186 Use build_linear_expr, call fold and force_gimple_operand.
10187 (lambda_loopnest_to_gcc_loopnest): Check that there is
10188 something to insert.
10189 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
10191 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
10193 PR preprocessor/23479
10194 * doc/extend.texi: Document the 0b-prefixed binary integer
10195 constant extension.
10197 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
10199 PR tree-optimization/32215
10200 * tree-vectorizer.c (supportable_widening_operation): Return false
10201 for unsupported FIX_TRUNC_EXPR tree code.
10202 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
10204 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
10206 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
10207 register on SPE targets. Change documentation to reflect
10209 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
10210 Change FIXED_SCRATCH to 14 and document why we're keeping r14
10211 out of the register allocation pool.
10212 (rs6000_reg_live_or_pic_offset_p): New function.
10213 (rs6000_emit_prologue): Move the actual saving of LR up to free
10214 r0 for holding r11. Split saving of SPE 64-bit registers into
10215 its own case. Ensure that offsets will always be in-range for
10216 'evstdd' by using r11 as a scratch register to point at the start
10217 of the SPE save area. Save r11 if necessary, as it is the static
10219 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
10220 into its own case. Ensure that offsets will always be in-range
10221 for 'evldd' by using r11 as a scratch register to point at the
10222 start of the SPE save area. Also adjust r11 when restoring
10223 the stack pointer to compensate for pre-loading r11.
10225 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
10227 * cfg.c (init_flow): Use type safe memory macros.
10228 (alloc_block): Likewise.
10229 (unchecked_make_edge): Likewise.
10230 (dump_flow_info): Avoid using C++ keywords as variable names.
10231 (copy_original_table_clear): Cast according to the coding conventions.
10232 (copy_original_table_set): Likewise.
10233 * cfgexpand (label_rtx_for_bb): Likewise.
10234 (expand_gimple_basic_block): Likewise.
10235 * cfghooks.c (dump_bb): Likewise.
10236 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
10238 (lv_add_condition_to_bb): Likewise.
10239 * cfglayout (relink_block_chain): Cast according to the coding
10241 (fixup_reorder_chain): Likewise.
10242 (fixup_fallthru_exit_predecessor): Likewise.
10243 * cfgloop.c (glb_enum_p): Likewise.
10244 (get_exit_description): Likewise.
10245 (dump_recorded_exit): Likewise.
10246 * cfgloop.h (enum loop_estimation): Move out of struct scope...
10247 (struct loop): ... from here.
10248 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
10250 * cfgrtl.c (rtl_create_basic_block): Likewise.
10251 (rtl_split_block): Likewise.
10252 (rtl_dump_bb): Likewise.
10253 (cfg_layout_split_block): Likewise.
10254 (init_rtl_bb_info): Use typesafe memory macros.
10256 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
10257 * graphds.h: Updated all usages of edge to graph_edge.
10258 * graphds.c: Likewise.
10259 * cfgloopanal.c: Likewise.
10261 2007-06-05 Ian Lance Taylor <iant@google.com>
10263 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
10264 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
10265 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
10267 (test_for_singularity): Likewise.
10269 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
10271 * config/i386/constraints.md ("Y2"): Replaced by ...
10273 * config/i386/i386.md: Likewise.
10274 * config/i386/mmx.md: Likewise.
10275 * config/i386/sse.md: Likewise.
10277 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
10279 * config/i386/constraints.md ("z"): Replaced by ...
10281 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
10282 (sse4_1_blendvps): Likewise.
10283 (sse4_1_pblendvb): Likewise.
10284 (sse4_2_pcmpestr): Likewise.
10285 (sse4_2_pcmpestrm): Likewise.
10286 (sse4_2_pcmpestr_cconly): Likewise.
10287 (sse4_2_pcmpistr): Likewise.
10288 (sse4_2_pcmpistrm): Likewise.
10289 (sse4_2_pcmpistr_cconly): Likewise.
10291 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
10293 * matrix-reorg.c (transform_access_sites): Fix computation.
10294 (transform_allocation_sites): Same.
10296 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
10298 * config/i386/i386.c (override_options): Use
10299 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
10301 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
10303 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
10304 (nonimm_not_xmm0_operand): Ditto.
10305 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
10306 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
10307 as operand[2] predicate. Require "z" class XMM register for
10308 operand[3]. Adjust asm template.
10309 ("sse4_1_blendvpd"): Ditto.
10310 ("sse4_1_pblendvb"): Ditto.
10311 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
10312 force op2 into xmm0 register for variable blend instructions.
10314 2007-06-04 Tom Tromey <tromey@redhat.com>
10316 * c-tree.h (start_enum): Update.
10317 (build_enumerator): Likewise.
10318 * c-decl.c (enum_next_value): Removed.
10319 (enum_overflow): Likewise.
10320 (start_enum): Add c_enum_contents argument. Don't use globals.
10321 (build_enumerator): Likewise.
10322 * c-tree.h (struct c_enum_contents): New struct.
10324 2007-06-04 Tom Tromey <tromey@redhat.com>
10326 * c-common.c (c_common_get_alias_set): Fix indentation.
10328 2007-06-04 Ian Lance Taylor <iant@google.com>
10330 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
10331 to overflow, reduce overflow infinity to regular infinity.
10332 (vrp_var_may_overflow): New static function.
10333 (vrp_visit_phi_node): Check vrp_var_may_overflow.
10335 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
10337 * stor-layout.c (layout_type): Remove duplicate code.
10339 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
10342 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
10343 before build_common_builtin_nodes ().
10345 2007-06-04 Steve Ellcey <sje@cup.hp.com>
10348 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
10350 2007-06-04 Jan Hubicka <jh@suse.cz>
10352 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
10353 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
10354 instead of _stat version.
10356 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
10358 PR tree-optimization/32194
10359 * tree-predcom.c (determine_offset): Check that both references have
10362 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
10364 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
10365 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
10366 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
10367 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
10368 Add argument to iterate_fix_dominators call.
10369 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
10370 * gcse.c (hoist_code): Change domby to vector.
10371 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
10372 Add argument to iterate_fix_dominators call.
10373 * loop-doloop.c (doloop_modify): Changed recount_dominator to
10374 recompute_dominator.
10375 * lambda-code.c (perfect_nestify): Ditto.
10376 * cfgloopanal.c: Include graphds.h.
10377 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
10378 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
10379 (mark_irreducible_loops): Use graphds_scc. Remove argument from
10381 * graphds.c: New file.
10382 * graphds.h: New file.
10383 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
10384 (get_dominated_by, get_dominated_by_region): Change return type to
10386 (verify_dominators): Recompute all dominators and compare the results.
10387 (recount_dominator): Renamed to ...
10388 (recompute_dominator): ... this. Do not check that the block is
10389 dominated by entry.
10390 (iterate_fix_dominators): Reimplemented.
10391 (prune_bbs_to_update_dominators, root_of_dom_tree,
10392 determine_dominators_for_sons): New functions.
10393 * et-forest.c (et_root): New function.
10394 * et-forest.h (et_root): Declare.
10395 * Makefile.in (graphds.o): Add.
10396 (cfgloopanal.o): Add graphds.h dependency.
10397 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
10398 * basic-block.h (get_dominated_by, get_dominated_by_region,
10399 iterate_fix_dominators): Declaration changed.
10400 (recount_dominator): Renamed to ...
10401 (recompute_dominator): ... this.
10402 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
10403 (thread_through_all_blocks): Do not free dominance info.
10405 2007-06-03 Andreas Schwab <schwab@suse.de>
10407 * config/m68k/m68k.c (override_options): Don't override
10409 * config/m68k/m68k-modes.def (SF, DF): Define to use
10410 motorola_single_format and motorola_double_format, resp.
10411 * real.c (motorola_single_format): Renamed from
10412 coldfire_single_format.
10413 (motorola_double_format): Renamed from coldfire_double_format.
10414 (encode_ieee_extended): Generate a proper canonical NaN image
10415 respecting canonical_nan_lsbs_set.
10416 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
10418 * real.h: Adjust declarations.
10420 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
10423 * config/sh/sh.md (symGOT_load): Don't schedule insns when
10424 the symbol is generated with the stack protector.
10426 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
10428 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
10429 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
10431 * doc/extend.texi (interrupt): Mention m68k.
10433 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
10435 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
10436 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
10437 (ix86_expand_sse_pcmpestr): Do not check operands for
10438 "register_operand", when insn operand predicate is "register_operand".
10439 (ix86_expand_sse_pcmpistr): Ditto.
10441 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
10442 Uros Bizjak <ubizjak@gmail.com>
10444 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
10445 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
10446 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
10447 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
10448 * config/i386/constraints.md ("z"): New register constraint
10449 for members of SSE_FIRST_REG class.
10450 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
10451 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
10452 SSE_FIRST_REG class.
10453 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
10454 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
10455 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
10456 (IX86_BUILTIN_PCMPESTRM128): Likewise.
10457 (IX86_BUILTIN_PCMPESTRA128): Likewise.
10458 (IX86_BUILTIN_PCMPESTRC128): Likewise.
10459 (IX86_BUILTIN_PCMPESTRO128): Likewise.
10460 (IX86_BUILTIN_PCMPESTRS128): Likewise.
10461 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
10462 (IX86_BUILTIN_PCMPISTRI128): Likewise.
10463 (IX86_BUILTIN_PCMPISTRM128): Likewise.
10464 (IX86_BUILTIN_PCMPISTRA128): Likewise.
10465 (IX86_BUILTIN_PCMPISTRC128): Likewise.
10466 (IX86_BUILTIN_PCMPISTRO128): Likewise.
10467 (IX86_BUILTIN_PCMPISTRS128): Likewise.
10468 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
10469 (struct builtin_description): Change "flag" field to unsigned.
10470 (bdesc_pcmpestr): New builtin description table.
10471 (bdesc_pcmpistr): Likewise.
10472 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
10473 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
10474 Initialize pcmp[ei]str[im] insns for SSE4.2.
10475 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
10476 (ix86_expand_sse_pcmpistr): Likewise.
10477 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
10478 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
10479 (UNSPEC_PCMPISTR): Likewise.
10480 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
10481 (sse4_2_pcmpestri):New isns pattern.
10482 (sse4_2_pcmpestrm): Likewise.
10483 (sse4_2_pcmpestr_cconly): Likewise.
10484 (sse4_2_pcmpistr): New insn patern and splitter.
10485 (sse4_2_pcmpistri):New isns pattern.
10486 (sse4_2_pcmpistrm): Likewise.
10487 (sse4_2_pcmpistr_cconly): Likewise.
10488 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
10491 2007-06-01 David Daney <ddaney@avtrex.com>
10493 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
10494 LOADGP_ABSOLUTE and not binds_local_p.
10496 2007-06-01 Geoffrey Keating <geoffk@apple.com>
10498 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
10500 2007-06-01 Ian Lance Taylor <iant@google.com>
10502 * tree-vrp.c (compare_name_with_value): Always set
10503 used_strict_overflow if we get a result from the variable itself.
10505 2007-06-01 Ian Lance Taylor <iant@google.com>
10507 PR rtl-optimization/31455
10508 * lower-subreg.c (find_decomposable_subregs): Don't decompose
10509 subregs which have a cast between modes which are not tieable.
10511 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
10513 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
10514 breaks after return statements.
10516 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
10518 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
10519 only after no_new_pseudos.
10521 2007-05-31 Eric Christopher <echristo@apple.com>
10523 * expr.c (convert_move): Assert that we don't have a BLKmode
10525 (store_expr): Handle BLKmode moves by calling emit_block_move.
10527 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
10529 * c-typeck.c (build_indirect_ref): Include type in error message.
10530 (build_binary_op): Pass types to binary_op_error.
10531 * c-common.c (binary_op_error): Take two type arguments, print out
10533 * c-common.h (binary_op_error): Update prototype.
10535 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
10537 * config/i386/i386.c: Correct coments on -mno-sse4.
10539 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
10541 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
10542 (x86_64-*-*): Likewise.
10543 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
10544 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
10545 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
10546 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
10547 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
10548 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
10549 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
10550 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
10551 (OPTION_MASK_ISA_SSE4): Likewise.
10552 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
10553 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
10554 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
10555 (override_options): Support SSE4.2.
10556 (ix86_build_const_vector): Support SImode and DImode.
10557 (ix86_build_signbit_mask): Likewise.
10558 (ix86_expand_int_vcond): Support V2DImode.
10559 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
10560 (IX86_BUILTIN_CRC32HI): Likewise.
10561 (IX86_BUILTIN_CRC32SI): Likewise.
10562 (IX86_BUILTIN_CRC32DI): Likewise.
10563 (IX86_BUILTIN_PCMPGTQ): Likewise.
10564 (bdesc_crc32): Likewise.
10565 (bdesc_sse_3arg): Likewise.
10566 (ix86_expand_crc32): Likewise.
10567 (ix86_init_mmx_sse_builtins): Support SSE4.2.
10568 (ix86_expand_builtin): Likewise.
10569 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
10570 __SSE4_2__ for -msse4.2.
10571 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
10572 (CRC32MODE): Likewise.
10573 (crc32modesuffix): Likewise.
10574 (crc32modeconstraint): Likewise.
10575 (sse4_2_crc32<mode>): Likewise.
10576 (sse4_2_crc32di): Likewise.
10577 * config/i386/i386.opt (msse4.2): New for SSE4.2.
10579 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
10580 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
10581 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
10582 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
10583 (vcondu<mode>): Likewise.
10584 * doc/extend.texi: Document SSE4.2 built-in functions.
10585 * doc/invoke.texi: Document -msse4.2/-msse4.
10587 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
10589 PR tree-optimization/32160
10590 * tree-predcom.c (predcom_tmp_var): New function. Mark created
10591 variable as gimple reg.
10592 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
10594 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
10596 * gcc.c (main): Don't consider linker options when issuing the
10597 warning about a linker input file not being used.
10599 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10601 * tree-vrp.c (compare_names): Initialize sop.
10603 2007-05-30 Dirk Mueller <dmueller@suse.de>
10605 * cgraphunit.c (cgraph_analyze_function): Remove
10606 computation of inline parameters.
10608 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
10610 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
10612 2007-05-30 Richard Sandiford <richard@codesourcery.com>
10614 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
10615 Add vx-common.h. Include vxworks.h between vx-common.h and
10617 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
10619 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
10620 (TARGET_ASM_DESTRUCTOR): Likewise.
10621 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
10622 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
10623 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
10624 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
10625 (VXWORKS_ENDIAN_SPEC): Define.
10626 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
10627 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
10628 VXWORKS_* equivalents.
10629 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
10630 (ASM_FILE_START): Delete.
10631 (TARGET_VERSION): Reformat.
10632 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
10633 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
10634 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
10635 (FPBIT, DPBIT): Define.
10636 (fp-bit.c, dp-bit.c): New rules.
10637 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
10638 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
10639 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
10640 * config/arm/arm.h: Include vxworks-dummy.h.
10641 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
10642 Mark with ATTRIBUTE_UNUSED.
10643 (arm_override_options): Do not allow VxWorks RTP PIC to be used
10644 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
10645 make it incompatible with -msingle-pic-base.
10646 (arm_function_ok_for_sibcall): Return false for calls that might
10647 go through a VxWorks PIC PLT entry.
10648 (require_pic_register): New function, split out from...
10649 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
10651 (arm_load_pic_register): Handle the VxWorks RTP initialization
10652 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
10653 (arm_emit_call_insn): New function.
10654 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
10655 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
10656 (pic_offset_arm): New pattern.
10657 (call, call_value): Use arm_emit_call_insn.
10658 (call_internal, call_value_internal): New expanders.
10659 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
10660 VxWorks unless __PIC__.
10662 2007-05-30 Eric Christopher <echristo@gmail.com>
10664 * genrecog.c: Include regs.h in generated file.
10665 * genemit.c: Ditto. Fix up formatting.
10666 * config/mn10300/constraints.md: New.
10667 * config/mn10300/mn10300.md: Include.
10668 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
10669 Fix up for removed macro.
10670 * config/mn10300/predicates.md (call_address_operand): Ditto.
10671 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
10672 (CONST_OK_FOR_I): Ditto.
10673 (CONST_OK_FOR_J): Ditto.
10674 (CONST_OK_FOR_K): Ditto.
10675 (CONST_OK_FOR_L): Ditto.
10676 (CONST_OK_FOR_M): Ditto.
10677 (CONST_OK_FOR_N): Ditto.
10678 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
10682 (EXTRA_CONSTRAINT): Ditto.
10684 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
10686 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
10688 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
10689 OPTION_MASK_ISA_64BIT.
10690 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
10692 2007-05-30 Richard Guenther <rguenther@suse.de>
10694 PR middle-end/32152
10695 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
10696 types for comparison.
10697 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
10698 with original typed arguments.
10699 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
10701 2007-05-30 Jakub Jelinek <jakub@redhat.com>
10703 PR tree-optimization/31769
10704 * except.c (duplicate_eh_regions): Clear prev_try if
10705 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
10707 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
10709 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
10710 * tree-ssa-sink.c (statement_sink_location): Return basic block and
10711 bsi of the location where statements should be inserted.
10712 (sink_code_in_bb): Take bsi from statement_sink_location.
10713 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
10714 instead of bsi_start.
10715 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
10717 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
10718 (bsi_move_before): Document inconsistency with bsi_move_after.
10719 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
10721 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
10723 * config/i386/i386.h (TARGET_ABM): New define.
10724 (TARGET_POPCNT): Ditto.
10725 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
10726 New temporary defines to redefine from OPTION_ISA_* defines.
10727 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
10728 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
10729 (ix86_isa_flags): New extern int declaration.
10730 (TARGET_SUBTARGET_DEFAULT): New define.
10731 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
10732 (TARGET_SUBTARGET32_DEFAULT): Ditto.
10733 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
10734 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
10735 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
10736 * config/i386/darwin.h: Change TARGET_64BIT define to
10739 * config/i386/i386.opt (m3dnowa): Define as undocumented option
10740 using existing "ix86_isa_flags" varible.
10741 (m32, m64): Use existing "ix86_isa_flags" variable.
10742 (mmmx, m3dnow): Ditto.
10743 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
10744 (mabm): Define as non-negative option using "x86_abm" variable.
10745 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
10747 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
10748 Rewrite feature test bitmap.
10749 (ix86_isa_flags): New initialized global int varible.
10750 (ix86_isa_flags_explicit): New static int variable.
10751 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
10752 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
10753 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
10754 target_flags_explicit.
10755 (override_options): Remove "target_enable" and "target_disable" fields
10756 from "struct ptt". Update processor_target_table accordingly. Remove
10757 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
10758 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
10759 "target_flags" and "ix86_isa_flags_explicit" instead of
10760 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
10761 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
10762 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
10763 to true when either of PTA_POPCNT or PTA_ABM is set in
10764 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
10765 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
10766 processor_alias_table flags entry. Remove handling of
10767 "target_enable" and "target_disable" fields of processor_target_table.
10768 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
10769 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
10770 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
10771 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
10772 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
10774 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
10776 2007-05-29 David Daney <ddaney@avtrex.com>
10779 * config/mips/mips.c (mips_output_mi_thunk): Emit
10780 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
10782 2007-05-29 Hui-May Chang <hm.chang@apple.com>
10783 * config/i386/i386.c (ix86_function_regparm): Added checking of
10784 ix86_force_align_arg_pointer to determine the number of
10785 register parameters.
10787 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
10789 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
10790 (SET_DR_MISALIGNMENT): New.
10791 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
10792 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
10793 Use SET_DR_MISALIGNMENT.
10794 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
10796 * tree-data-ref.c (create_data_ref, compute_all_dependences,
10797 find_loop_nest): Export.
10798 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
10799 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
10800 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
10801 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
10803 (struct mem_ref): Add field reuse_distance.
10804 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
10805 Initialize reuse_distance field.
10806 (issue_prefetch_ref): Select temporality of prefetch according to
10808 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
10809 self_reuse_distance, determine_loop_nest_reuse): New functions.
10810 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
10811 (tree_ssa_prefetch_arrays): Dump L2 cache size.
10812 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
10815 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
10817 * tree-ssa-alias.c: Add aliasing overview.
10819 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
10820 Danny Smith <dannysmith@users.sourceforge.net>
10823 * config/i386/t-crtfm: Compile crtfastmath.o with
10824 -minline-all-stringops.
10825 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
10826 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
10828 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10830 * doc/md.texi: Document constraints on HP PA-RISC.
10832 * pa/constraints.md: New file.
10833 * pa.md: Include constraints.md.
10834 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
10835 (integer_store_memory_operand, ldil_cint_p): New functions.
10836 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
10837 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10838 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
10839 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
10840 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
10842 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
10845 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
10846 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
10847 case POSTDECREMENT_EXPR>): Return the error_mark_node
10848 if either the real or imaginary parts would an
10851 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
10853 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
10854 name when we remove it from a call.
10856 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
10858 * targhooks.c (default_narrow_bitfield): Remove.
10859 * targhooks.h: Remove the prototype for
10860 default_narrow_bitfield.
10862 * langhooks-def.h: Remove the prototype for
10863 hook_get_alias_set_0.
10864 * langhooks.c (hook_get_alias_set_0): Remove.
10866 * global.c (EXECUTE_IF_CONFLICT): Remove.
10868 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
10871 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
10872 return true when truth_value_p is true and the type
10875 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
10877 * doc/install.texi (Prerequisites): We no longer require Autoconf
10878 2.13 for the top-level.
10880 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
10882 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
10883 memory access via x86_expand_vector_move_misalign() only for
10884 TImode values on 32-bit targets.
10886 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
10888 * matrix-reorg.c: New file. Implement matrix flattening and
10889 transposing optimization.
10890 * tree-pass.h: Add matrix reorg pass.
10891 * common.opt: Add fipa-mreorg flag.
10892 * Makefile.in: Add matrix-reorg.c.
10893 * passes.c: Add matrix reorg pass.
10894 * varpool.c (add_new_static_var): New function.
10895 * cgraph.h (add_new_static_var): Declare.
10897 2007-05-27 Eric Christopher <echristo@apple.com>
10899 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
10900 sp_offset depending on stack size. Save r12 depending
10901 on registers we're saving later.
10902 (rs6000_emit_epilogue): Update sp_offset depending only
10905 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
10907 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
10908 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10909 * ifcvt.c (if_convert): Ditto.
10910 * tree-ssa-threadupdate.c (thread_block): Ditto.
10911 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
10912 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
10913 verify_loop_closed_ssa): Check number_of_loops instead of
10915 * predict.c (tree_estimate_probability): Ditto.
10916 * tree-if-conv.c (main_tree_if_conversion): Ditto.
10917 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
10918 * modulo-sched.c (sms_schedule): Ditto.
10919 * tree-scalar-evolution.c (scev_const_prop): Ditto.
10920 (scev_finalize): Do not do anything if scev analysis was not
10922 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
10923 current_loops == NULL.
10924 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
10925 * loop-init.c (loop_optimizer_init): Do not free current_loops when
10926 there are no loops.
10927 (loop_optimizer_finalize): Assert that loops were analyzed.
10928 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
10929 rtl_doloop): Check number_of_loops instead of current_loops.
10930 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
10931 current_loops == NULL.
10932 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
10933 gate_tree_vectorize tree_linear_transform, check_data_deps,
10934 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
10935 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
10936 Check number_of_loops instead of current_loops.
10937 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
10938 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
10939 free loops if available.
10940 (execute_pre): Do not pass do_fre to fini_pre.
10942 2007-05-27 Tobias Burnus <burnus@net-b.de>
10944 PR middle-end/32083
10945 * real.c (mpfr_from_real): Fix sign of -Inf.
10947 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
10949 * tree-vect-transform.c (vectorizable_conversion): Initialize
10950 tree_code variables to ERROR_MARK.
10951 (vectorizable_type_demotion): Likewise.
10952 (vectorizable_type_promotion): Likewise.
10954 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
10957 * config/i386/i386.md (movti): Handle push operands via
10958 ix86_expand_push().
10960 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10962 * basic-block.h: Remove the prototype for merge_seq_blocks.
10963 * cfgcleanup.c (merge_seq_blocks): Remove.
10965 * tree-flow.h: Remove the prototype for is_aliased_with.
10966 * tree-ssa-alias.c (is_aliased_with): Remove.
10968 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
10970 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
10972 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
10974 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
10975 ix86_expand_sse4_unpack if SSE4.1 is enabled.
10976 (vec_unpacks_hi_v16qi): Likewise.
10977 (vec_unpacku_lo_v16qi): Likewise.
10978 (vec_unpacks_lo_v16qi): Likewise.
10979 (vec_unpacku_hi_v8hi): Likewise.
10980 (vec_unpacks_hi_v8hi): Likewise.
10981 (vec_unpacku_lo_v8hi): Likewise.
10982 (vec_unpacks_lo_v8hi): Likewise.
10983 (vec_unpacku_hi_v4si): Likewise.
10984 (vec_unpacks_hi_v4si): Likewise.
10985 (vec_unpacku_lo_v4si): Likewise.
10986 (vec_unpacks_lo_v4si): Likewise.
10988 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10990 * c-typeck.c, config/arm/arm.c, config/darwin.c,
10991 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
10992 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
10993 follow spelling conventions in various
10994 warning/error/diagnostic messages.
10996 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
10997 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
10998 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
10999 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
11000 tree-vrp.c: Fix comment typos. Follow spelling conventions.
11001 * doc/tm.texi: Follow spelling conventions.
11003 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11006 * tree-ssa-forwprop.c
11007 (forward_propagate_addr_into_variable_array_index): Remove
11008 the lhs argument. Use the type of def_rhs instead of lhs.
11009 (forward_propagate_addr_expr_1): Update use of
11010 forward_propagate_addr_into_variable_array_index.
11012 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
11013 Nigel Stephens <nigel@mips.com>
11015 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
11016 function attributes, "far" being an alias for "long_call".
11017 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
11018 (mips_near_type_p, mips_far_type_p): New.
11019 (mips_comp_type_attributes): New function to check that attributes
11020 attached to a function type are compatible.
11021 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
11022 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
11023 to the target function of the thunk.
11024 (mips_encode_section_info): Check for "near" and "far" function
11025 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
11027 * config/mips/predicates.md (const_call_insn_operand): Test only
11028 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
11030 * doc/extend.texi (Function Attributes): Document MIPS "near" and
11033 * testsuite/gcc.target/mips/near-far-1.c: New test case.
11034 * testsuite/gcc.target/mips/near-far-2.c: New test case.
11035 * testsuite/gcc.target/mips/near-far-3.c: New test case.
11036 * testsuite/gcc.target/mips/near-far-4.c: New test case.
11038 2007-05-25 Eric Christopher <echristo@apple.com>
11040 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
11041 to x86-darwin configurations.
11042 * config/i386/t-darwin: Add softfp support.
11043 * config/i386/t-darwin64: Ditto.
11044 * config/i386/sfp-machine.h: If mach then don't use
11045 aliasing, emit a stub to call.
11047 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
11049 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
11050 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
11051 tree-predcom.c, tree-ssa-alias-warnings.c,
11052 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
11053 comment typos. Follow spelling conventions.
11054 * doc/cpp.texi, doc/invoke.texi: Fix typos.
11056 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
11059 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
11060 constants into memory. Expand unaligned memory references for
11061 SSE modes via x86_expand_vector_move_misalign() function.
11063 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
11065 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
11066 "memory" attribute for "sseishft" type insn without operands[2].
11068 2007-05-25 Dirk Mueller <dmueller@suse.de>
11069 Marcus Meissner <meissner@suse.de>
11071 * doc/extend.texi (alloc_size): New attribute.
11072 * c-common.c (handle_alloc_size_attribute): New.
11073 * tree-object-size.c (alloc_object_size): Use alloc_size
11074 attribute, if available.
11076 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
11078 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
11080 (__builtin_ia32_vec_ext_v2di): Likewise.
11081 (__builtin_ia32_vec_ext_v4si): Likewise.
11082 (__builtin_ia32_vec_ext_v8hi): Likewise.
11083 (__builtin_ia32_vec_ext_v16qi): Likewise.
11084 (__builtin_ia32_vec_set_v8hi): Likewise.
11086 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
11088 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
11090 2007-05-25 Richard Sandiford <richard@codesourcery.com>
11092 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
11093 (arm_is_longcall_p): Rename to...
11094 (arm_is_long_call_p): ...this. Take a single tree argument and
11096 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
11097 (CUMULATIVE_ARGS): Remove call_cookie.
11098 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
11099 (ENCODED_LONG_CALL_ATTR_P): Delete.
11100 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
11101 LONG_CALL_FLAG_CHAR cases.
11102 (ARM_DECLARE_FUNCTION_SIZE): Delete.
11103 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
11104 ARM_DECLARE_FUNCTION_SIZE.
11105 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
11106 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
11107 (arm_encode_call_attribute, current_file_function_operand): Delete.
11108 (arm_function_in_section_p): New function.
11109 (arm_is_longcall_p): Rename to...
11110 (arm_is_long_call_p): ...this. Take the target function as a single
11111 argument and return a bool. Do not rely on call cookies. Check
11112 whether the target symbol is in the same section as the current
11113 function, not just the same compilation unit.
11114 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
11115 (arm_encode_section_info): Don't encode a call type.
11116 * config/arm/arm.md (call, call_value): Update calls to
11117 arm_is_long(_)call_p. Simplify logic.
11118 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
11119 Update calls to arm_is_long(_)call_p.
11121 2007-05-25 Richard Guenther <rguenther@suse.de>
11123 PR tree-optimization/31982
11124 * tree-ssa-forwprop.c
11125 (forward_propagate_addr_into_variable_array_index): Handle arrays
11126 with element size one.
11128 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11130 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
11131 (umulsi3_highpart): Likewise.
11133 2007-05-24 Ian Lance Taylor <iant@google.com>
11135 PR rtl-optimization/32069
11136 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
11139 2007-05-24 Ollie Wild <aaw@google.com>
11141 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
11144 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
11146 * postreload-gcse.c (reg_changed_after_insn_p): New function.
11147 (oprs_unchanged_p): Use it to check all registers in a REG.
11148 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
11149 (reg_set_between_after_reload_p): Delete.
11150 (reg_used_between_after_reload_p): Likewise.
11151 (reg_set_or_used_since_bb_start): Likewise.
11152 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
11153 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
11154 Use reg_set_between_p instead of reg_set_between_after_reload_p.
11155 * rtlanal.c (reg_set_p): Check whether REG overlaps
11156 regs_invalidated_by_call, rather than just checking the
11157 membership of REGNO (REG).
11159 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
11161 * doc/passes.texi: Document predictive commoning.
11162 * doc/invoke.texi (-fpredictive-commoning): Document.
11163 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
11164 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
11165 adding indices to the generated name.
11166 (schedule_sm): Pass 0 to get_lsm_tmp_name.
11167 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
11168 * tree-pretty-print.c (op_symbol_1): Renamed to ...
11169 (op_symbol_code): ... and exported.
11170 (dump_omp_clause, op_symbol): Use op_symbol_code
11171 instead of op_symbol_1.
11172 * tree-pass.h (pass_predcom): Declare.
11173 * timevar.def (TV_PREDCOM): New timevar.
11174 * tree-ssa-loop.c (run_tree_predictive_commoning,
11175 gate_tree_predictive_commoning, pass_predcom): New.
11176 * tree-data-ref.c (find_data_references_in_loop): Find the
11177 references in dominance order.
11178 (canonicalize_base_object_address): Ensure that the result has
11180 (dr_analyze_innermost): Export.
11181 (create_data_ref): Code to fail for references with invariant
11183 (find_data_references_in_stmt): ... here.
11184 * tree-data-ref.h (dr_analyze_innermost): Declare.
11185 * tree-affine.c: Include tree-gimple.h and hashtab.h.
11186 (aff_combination_find_elt, name_expansion_hash,
11187 name_expansion_eq, tree_to_aff_combination_expand,
11188 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
11190 * tree-affine.h (aff_combination_constant_multiple_p,
11191 tree_to_aff_combination_expand): Declare.
11192 * tree-predcom.c: New file.
11193 * common.opt (fpredictive-commoning): New option.
11194 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
11195 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
11196 * Makefile.in (tree-predcom.o): Add.
11197 (tree-affine.o): Add TREE_GIMPLE_H dependency.
11198 * passes.c (init_optimization_passes): Add dceloop after
11199 copy propagation in loop optimizer. Add predictive commoning
11200 to loop optimizer passes.
11202 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
11204 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
11207 2007-05-24 Jan Hubicka <jh@suse.cz>
11209 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
11211 (genheader): Include statistics.h.
11213 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
11215 * print-rtl.c (flag_dump_unnumbered): Update comments.
11216 (print_rtl): Fix my previous change.
11217 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
11220 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
11222 PR middle-end/32018
11223 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
11225 (thread_through_all_blocks): Call initialize_original_copy_tables
11226 and free_original_copy_tables.
11227 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
11229 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
11230 * cfghooks.c (duplicate_block): Use get_loop_copy.
11231 * cfg.c: Include cfgloop.h.
11232 (loop_copy): New hash table.
11233 (initialize_original_copy_tables): Initialize loop_copy table.
11234 (free_original_copy_tables): Free loop_copy table.
11235 (copy_original_table_clear, copy_original_table_set,
11236 set_loop_copy, get_loop_copy): New functions.
11237 (set_bb_original, set_bb_copy): Use copy_original_table_set.
11238 * cfgloop.h (struct loop): Remove copy field.
11239 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
11240 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
11242 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
11244 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
11245 -msse/-msse2/-msse3.
11247 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
11249 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
11250 __builtin_ia32_vec_set_v2di with MASK_64BIT.
11252 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
11255 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
11256 * targhooks.h (default_mangle_decl_assembler_name): Declare
11258 * targhooks.c (default_mangle_decl_assembler_name): Define
11260 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
11262 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
11263 * langhooks.c (lhd_set_decl_assembler_name): Call
11264 targetm.mangle_decl_assembler_name for names with global scope.
11266 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
11268 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
11269 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
11271 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
11272 New. Factored out of i386_pe_encode_section_info.
11273 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
11274 Move check for prior decoration of stdcall
11275 symbols to i386_pe_encode_section_info.
11276 (i386_pe_encode_section_info): Adjust call to
11277 gen_stdcall_or_fastcall_suffix. Use
11278 i386_pe_maybe_mangle_decl_assembler_name, if needed.
11279 (i386_pe_mangle_decl_assembler_name): New. Wrap
11280 i386_pe_maybe_mangle_decl_assembler_name.
11282 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
11284 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
11285 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
11286 * langhooks.c (get_signed_or_unsigned_type): Don't check for
11287 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
11288 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
11291 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
11292 Nigel Stephens <nigel@mips.com>
11293 Richard Sandiford <richard@codesourcery.com>
11295 Fix up MIPS16 hard float and add support for complex.
11297 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
11298 (TARGET_SOFT_FLOAT_ABI): New.
11299 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
11300 __mips_soft_float to reflect the ABI in use, not whether the
11301 FPU is directly accessible (e.g., in MIPS16 mode).
11302 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
11303 (UNITS_PER_FPVALUE): Likewise.
11305 * config/mips/mips.c (mips_expand_call): Remove redundant
11306 TARGET_MIPS16 check.
11307 (mips_arg_regno): New.
11308 (function_arg_advance): When setting bits in cum->fp_code for
11309 MIPS16, don't subtract 1 from cum->arg_number, since it is now
11311 (function_arg): Use mips_arg_regno.
11312 (mips_return_mode_in_fpr_p): New.
11313 (mips16_call_stub_mode_suffix): New.
11314 (mips16_cfun_returns_in_fpr_p): New.
11315 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
11316 (mips_output_function_prologue): Test mips16_hard_float, not
11317 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
11318 (mips_expand_epilogue): Call MIPS16 helper routines to copy
11319 return value into a floating-point register.
11320 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
11321 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
11322 (mips16_fp_args): Handle MIPS32r2 ISA which supports
11323 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
11324 word of double arguments from or to the high bits of 64-bit
11325 floating point registers.
11326 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
11327 (mips16_fpret_double): New helper function.
11328 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
11329 support for complex modes. Fill in DECL_RESULT for stubdecl.
11330 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
11332 * config/mips/mips16.S
11333 (RET, ARG1, ARG2): New.
11334 (MERGE_GPRf, MERGE_GPRt): New.
11335 (DELAYt, DELAYf): New.
11336 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
11337 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
11338 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
11339 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
11340 (SFOP): Renamed to...
11341 (OPSF3): This, and macro-ified. Updated all uses.
11342 (SFOP2): Renamed to...
11343 (OPSF2): This, and macro-ified. Updated all uses.
11344 (SFCMP): Renamed to...
11345 (CMPSF): This, and macro-ified. Updated all uses.
11346 (SFREVCMP): Renamed to...
11347 (REVCMPSF): This, and macro-ified. Updated all uses.
11348 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
11349 (LDDBL1, LDDBL2, RETDBL): Deleted.
11350 (DFOP): Renamed to...
11351 (OPDF3): This, and macro-ified. Updated all uses.
11352 (DFOP2): Renamed to...
11353 (OPDF2): This, and macro-ified. Updated all uses.
11354 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
11355 (DFCMP): Renamed to...
11356 (CMPDF): This, and macro-ified. Updated all uses.
11357 (DFREVCMP): Renamed to...
11358 (REVCMPDF): This, and macro-ified. Updated all uses.
11359 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
11360 (RET_FUNCTION): New.
11361 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
11362 (__mips16_ret_sc, __mips16_ret_dc): New.
11363 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
11364 STUB_ARGS_6, STUB_ARGS_10): New.
11365 (CALL_STUB_NO_RET): New.
11366 (__mips16_call_stub_1): Macro-ified.
11367 (__mips16_call_stub_5): Macro-ified.
11368 (__mips16_call_stub_2): Macro-ified.
11369 (__mips16_call_stub_6): Macro-ified.
11370 (__mips16_call_stub_9): Macro-ified.
11371 (__mips16_call_stub_10): Macro-ified.
11372 (CALL_STUB_RET): New.
11373 (__mips16_call_stub_sf_0): Macro-ified.
11374 (__mips16_call_stub_sf_1): Macro-ified.
11375 (__mips16_call_stub_sf_5): Macro-ified.
11376 (__mips16_call_stub_sf_2): Macro-ified.
11377 (__mips16_call_stub_sf_6): Macro-ified.
11378 (__mips16_call_stub_sf_9): Macro-ified.
11379 (__mips16_call_stub_sf_10): Macro-ified.
11380 (__mips16_call_stub_df_0): Macro-ified.
11381 (__mips16_call_stub_df_1): Macro-ified.
11382 (__mips16_call_stub_df_5): Macro-ified.
11383 (__mips16_call_stub_df_2): Macro-ified.
11384 (__mips16_call_stub_df_6): Macro-ified.
11385 (__mips16_call_stub_df_9): Macro-ified.
11386 (__mips16_call_stub_df_10): Macro-ified.
11387 (__mips16_call_stub_sc_0): New.
11388 (__mips16_call_stub_sc_1): New.
11389 (__mips16_call_stub_sc_5): New.
11390 (__mips16_call_stub_sc_2): New.
11391 (__mips16_call_stub_sc_6): New.
11392 (__mips16_call_stub_sc_9): New.
11393 (__mips16_call_stub_sc_10): New.
11394 (__mips16_call_stub_dc_0): New.
11395 (__mips16_call_stub_dc_1): New.
11396 (__mips16_call_stub_dc_5): New.
11397 (__mips16_call_stub_dc_2): New.
11398 (__mips16_call_stub_dc_6): New.
11399 (__mips16_call_stub_dc_9): New.
11400 (__mips16_call_stub_dc_10): New.
11402 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
11403 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
11404 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
11406 2007-05-23 Ian Lance Taylor <iant@google.com>
11408 * doc/invoke.texi (Invoking GCC): Document that the order of the
11411 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
11414 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
11415 * config/score/predicate.md (const_pow2, const_npow2): Remove.
11416 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
11420 * config/score/score.c (score_print_operand): Make sure that only
11421 lower bits are used.
11423 2007-05-22 Ian Lance Taylor <iant@google.com>
11425 * tree-vrp.c (avoid_overflow_infinity): New static function,
11426 broken out of set_value_range_to_value.
11427 (set_value_range_to_value): Call avoid_overflow_infinity.
11428 (extract_range_from_assert): Likewise.
11430 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11432 PR middle-end/31095
11433 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
11434 change the type before looking for a COMPOUND_EXPR.
11436 2007-05-22 Ian Lance Taylor <iant@google.com>
11438 * lower-subreg.c (decompose_multiword_subregs): If we change an
11439 insn, call remove_retval_note on it.
11441 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
11443 * regs.h (end_hard_regno): New function.
11444 (END_HARD_REGNO, END_REGNO): New macros.
11445 (add_to_hard_reg_set): New function.
11446 (remove_from_hard_reg_set): Likewise.
11447 (in_hard_reg_set_p): Likewise.
11448 (overlaps_hard_reg_set_p): Likewise.
11449 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
11450 (note_btr_set): Use END_HARD_REGNO.
11451 * caller-save.c (setup_save_areas): Use end_hard_regno.
11452 (mark_set_regs): Use END_HARD_REGNO.
11453 (add_stored_regs): Use end_hard_regno.
11454 (mark_referenced_regs): Use add_to_hard_reg_set.
11455 * combine.c (update_table_tick): Use END_REGNO.
11456 (record_value_for_reg): Likewise.
11457 (record_dead_and_set_regs): Likewise.
11458 (get_last_value_validate): Likewise.
11459 (use_crosses_set_p): Likewise.
11460 (reg_dead_at_p_1): Likewise.
11461 (reg_dead_at_p): Likewise.
11462 (mark_used_regs_combine): Use add_to_hard_reg_set.
11463 (move_deaths): Use END_HARD_REGNO.
11464 (reg_bitfield_target_p): Use end_hard_regno.
11465 (distribute_notes): Use END_HARD_REGNO.
11466 * cse.c (mention_regs): Use END_REGNO.
11467 (insert): Use add_to_hard_reg_set.
11468 (invalidate): Use END_HARD_REGNO.
11469 (invalidate_for_call): Likewise.
11470 (exp_equiv_p): Use END_REGNO.
11471 (cse_insn): Likewise.
11472 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
11473 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
11474 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
11475 * function.c (keep_stack_depressed): Use end_hard_regno.
11476 * global.c (global_alloc): Use end_hard_regno.
11477 (global_conflicts): Use add_to_hard_reg_set instead of
11479 (find_reg): Likewise.
11480 (mark_reg_store): Likewise.
11481 (mark_reg_conflicts): Likewise.
11482 (mark_reg_death): Use remove_from_hard_reg_set.
11483 (mark_reg_live_nc): Delete.
11484 (set_preference): Use end_hard_regno.
11485 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
11486 remove_from_hard_reg_set.
11487 (post_mark_life): Use add_to_hard_reg_set.
11488 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
11489 (reg_becomes_live): Use add_to_hard_reg_set.
11490 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
11491 (peep2_find_free_register): Use add_to_hard_reg_set.
11492 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
11493 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
11494 * regrename.c (note_sets): Use add_to_hard_reg_set.
11495 (clear_dead_regs): Use remove_from_hard_reg_set.
11496 (regrename_optimize): Use add_to_hard_reg_set.
11497 (find_oldest_value_reg): Use in_hard_reg_set_p.
11498 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
11499 (hard_reg_set_here_p): Use end_hard_regno.
11500 (decompose): Likewise.
11501 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
11502 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
11503 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
11504 (mark_home_live): Use end_hard_regno.
11505 (spill_hard_reg): Likewise.
11506 (clear_reload_reg_in_use): Likewise.
11507 * reorg.c (delete_prior_computation): Use END_REGNO.
11508 * resource.c (update_live_status): Use END_HARD_REGNO.
11509 (mark_referenced_resources): Use add_to_hard_reg_set.
11510 (mark_set_resources): Likewise.
11511 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
11512 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
11513 (reg_overlap_mentioned_p): Likewise.
11514 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
11515 (covers_regno_no_parallel_p): Use END_REGNO.
11516 (find_regno_note): Likewise.
11517 (find_reg_fusage): Use END_HARD_REGNO.
11518 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
11519 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
11521 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
11523 * mode-switching.c (reg_dies): Change type of second argument to
11525 (optimize_mode_switching): Update accordingly.
11527 2007-05-22 Richard Sandiford <richard@codesourcery.com>
11529 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
11531 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
11532 (hard_reg_set_empty_p): ...these new functions.
11533 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
11534 GO_IF_HARD_REG_SUBSET.
11535 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
11536 instead of GO_IF_HARD_REG_EQUAL.
11537 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
11538 instead of GO_IF_HARD_REG_EQUAL.
11539 * global.c (find_reg): Use hard_reg_set_empty_p instead of
11540 GO_IF_HARD_REG_SUBSET.
11541 (modify_reg_pav): Use hard_reg_set_empty_p instead of
11542 GO_IF_HARD_REG_EQUAL.
11543 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
11544 of GO_IF_HARD_REG_SUBSET.
11545 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
11546 instead of GO_IF_HARD_REG_EQUAL.
11547 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
11548 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
11549 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
11550 of GO_IF_HARD_REG_SUBSET,
11551 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
11552 GO_IF_HARD_REG_SUBSET.
11553 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
11554 instead of GO_IF_HARD_REG_EQUAL.
11555 * config/sh/sh.c (push_regs, calc_live_regs): Use
11556 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
11557 (hard_regs_intersect_p): Delete.
11559 2007-05-22 Janis Johnson <janis187@us.ibm.com>
11561 * doc/sourcebuild.texi (Test Directives) Add dg-message.
11563 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
11564 Richard Henderson <rth@redhat.com>
11566 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
11568 (x86_64-*-*): Likewise.
11570 * i386/i386-modes.def (V2QI): New.
11572 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
11574 (override_options): Support SSE4.1.
11575 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
11576 (IX86_BUILTIN_BLENDPS): Likewise.
11577 (IX86_BUILTIN_BLENDVPD): Likewise.
11578 (IX86_BUILTIN_BLENDVPS): Likewise.
11579 (IX86_BUILTIN_PBLENDVB128): Likewise.
11580 (IX86_BUILTIN_PBLENDW128): Likewise.
11581 (IX86_BUILTIN_DPPD): Likewise.
11582 (IX86_BUILTIN_DPPS): Likewise.
11583 (IX86_BUILTIN_INSERTPS128): Likewise.
11584 (IX86_BUILTIN_MOVNTDQA): Likewise.
11585 (IX86_BUILTIN_MPSADBW128): Likewise.
11586 (IX86_BUILTIN_PACKUSDW128): Likewise.
11587 (IX86_BUILTIN_PCMPEQQ): Likewise.
11588 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
11589 (IX86_BUILTIN_PMAXSB128): Likewise.
11590 (IX86_BUILTIN_PMAXSD128): Likewise.
11591 (IX86_BUILTIN_PMAXUD128): Likewise.
11592 (IX86_BUILTIN_PMAXUW128): Likewise.
11593 (IX86_BUILTIN_PMINSB128): Likewise.
11594 (IX86_BUILTIN_PMINSD128): Likewise.
11595 (IX86_BUILTIN_PMINUD128): Likewise.
11596 (IX86_BUILTIN_PMINUW128): Likewise.
11597 (IX86_BUILTIN_PMOVSXBW128): Likewise.
11598 (IX86_BUILTIN_PMOVSXBD128): Likewise.
11599 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
11600 (IX86_BUILTIN_PMOVSXWD128): Likewise.
11601 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
11602 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
11603 (IX86_BUILTIN_PMOVZXBW128): Likewise.
11604 (IX86_BUILTIN_PMOVZXBD128): Likewise.
11605 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
11606 (IX86_BUILTIN_PMOVZXWD128): Likewise.
11607 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
11608 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
11609 (IX86_BUILTIN_PMULDQ128): Likewise.
11610 (IX86_BUILTIN_PMULLD128): Likewise.
11611 (IX86_BUILTIN_ROUNDPD): Likewise.
11612 (IX86_BUILTIN_ROUNDPS): Likewise.
11613 (IX86_BUILTIN_ROUNDSD): Likewise.
11614 (IX86_BUILTIN_ROUNDSS): Likewise.
11615 (IX86_BUILTIN_PTESTZ): Likewise.
11616 (IX86_BUILTIN_PTESTC): Likewise.
11617 (IX86_BUILTIN_PTESTNZC): Likewise.
11618 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
11619 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
11620 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
11621 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
11622 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
11623 (bdesc_ptest): New.
11624 (bdesc_sse_3arg): Likewise.
11625 (bdesc_2arg): Likewise.
11626 (bdesc_1arg): Likewise.
11627 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
11629 (ix86_expand_sse_4_operands_builtin): New.
11630 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
11631 smaller than 8 bits as the 2nd arg.
11632 (ix86_expand_sse_ptest): New.
11633 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
11634 (ix86_expand_vector_set): Support SSE4.1.
11635 (ix86_expand_vector_extract): Likewise.
11637 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
11638 __SSE4_1__ for -msse4.1.
11640 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
11641 (UNSPEC_INSERTPS): Likewise.
11642 (UNSPEC_DP): Likewise.
11643 (UNSPEC_MOVNTDQA): Likewise.
11644 (UNSPEC_MPSADBW): Likewise.
11645 (UNSPEC_PHMINPOSUW): Likewise.
11646 (UNSPEC_PTEST): Likewise.
11647 (UNSPEC_ROUNDP): Likewise.
11648 (UNSPEC_ROUNDS): Likewise.
11650 * config/i386/i386.opt (msse4.1): New for SSE4.1.
11652 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
11653 (const_pow2_1_to_32768_operand): Likewise.
11655 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
11658 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
11660 (sse4_1_insertps): Likewise.
11661 (*sse4_1_extractps): Likewise.
11662 (sse4_1_ptest): Likewise.
11663 (sse4_1_mulv2siv2di3): Likewise.
11664 (*sse4_1_mulv4si3): Likewise.
11665 (*sse4_1_smax<mode>3): Likewise.
11666 (*sse4_1_umax<mode>3): Likewise.
11667 (*sse4_1_smin<mode>3): Likewise.
11668 (*sse4_1_umin<mode>3): Likewise.
11669 (sse4_1_eqv2di3): Likewise.
11670 (*sse4_1_pinsrb): Likewise.
11671 (*sse4_1_pinsrd): Likewise.
11672 (*sse4_1_pinsrq): Likewise.
11673 (*sse4_1_pextrb): Likewise.
11674 (*sse4_1_pextrb_memory): Likewise.
11675 (*sse4_1_pextrw_memory): Likewise.
11676 (*sse4_1_pextrq): Likewise.
11677 (sse4_1_blendpd): Likewise.
11678 (sse4_1_blendps): Likewise.
11679 (sse4_1_blendvpd): Likewise.
11680 (sse4_1_blendvps): Likewise.
11681 (sse4_1_dppd): Likewise.
11682 (sse4_1_dpps): Likewise.
11683 (sse4_1_movntdqa): Likewise.
11684 (sse4_1_mpsadbw): Likewise.
11685 (sse4_1_packusdw): Likewise.
11686 (sse4_1_pblendvb): Likewise.
11687 (sse4_1_pblendw): Likewise.
11688 (sse4_1_phminposuw): Likewise.
11689 (sse4_1_extendv8qiv8hi2): Likewise.
11690 (*sse4_1_extendv8qiv8hi2): Likewise.
11691 (sse4_1_extendv4qiv4si2): Likewise.
11692 (*sse4_1_extendv4qiv4si2): Likewise.
11693 (sse4_1_extendv2qiv2di2): Likewise.
11694 (*sse4_1_extendv2qiv2di2): Likewise.
11695 (sse4_1_extendv4hiv4si2): Likewise.
11696 (*sse4_1_extendv4hiv4si2): Likewise.
11697 (sse4_1_extendv2hiv2di2): Likewise.
11698 (*sse4_1_extendv2hiv2di2): Likewise.
11699 (sse4_1_extendv2siv2di2): Likewise.
11700 (*sse4_1_extendv2siv2di2): Likewise.
11701 (sse4_1_zero_extendv8qiv8hi2): Likewise.
11702 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
11703 (sse4_1_zero_extendv4qiv4si2): Likewise.
11704 (*sse4_1_zero_extendv4qiv4si2): Likewise.
11705 (sse4_1_zero_extendv2qiv2di2): Likewise.
11706 (*sse4_1_zero_extendv2qiv2di2): Likewise.
11707 (sse4_1_zero_extendv4hiv4si2): Likewise.
11708 (*sse4_1_zero_extendv4hiv4si2): Likewise.
11709 (sse4_1_zero_extendv2hiv2di2): Likewise.
11710 (*sse4_1_zero_extendv2hiv2di2): Likewise.
11711 (sse4_1_zero_extendv2siv2di2): Likewise.
11712 (*sse4_1_zero_extendv2siv2di2): Likewise.
11713 (sse4_1_roundpd): Likewise.
11714 (sse4_1_roundps): Likewise.
11715 (sse4_1_roundsd): Likewise.
11716 (sse4_1_roundss): Likewise.
11717 (mulv4si3): Don't expand for SSE4.1.
11718 (smax<mode>3): Likewise.
11719 (umaxv4si3): Likewise.
11720 (uminv16qi3): Likewise.
11721 (umin<mode>3): Likewise.
11722 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
11724 * doc/extend.texi: Document SSE4.1 built-in functions.
11726 * doc/invoke.texi: Document -msse4.1.
11728 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
11730 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
11731 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
11732 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
11733 (ASM_SPEC): Add asm_pcrel_spec.
11734 (EXTRA_SPECS): Add asm_pcrel_spec.
11736 2007-05-21 David Daney <ddaney@avtrex.com>
11738 * doc/install.texi (Building a cross compiler): Add requirements
11739 for Java cross compiler.
11741 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11743 PR middle-end/31995
11744 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
11745 Add loopno argument. Use evolution_function_is_invariant_rec_p
11746 instead of evolution_function_is_constant_p.
11747 Update calls to evolution_function_is_affine_multivariate_p.
11748 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
11749 Add loopno argument.
11750 * tree-scalar-evolution.c (gather_chrec_stats): Call
11751 evolution_function_is_affine_multivariate_p with a loop
11753 * tree-data-ref.c (analyze_miv_subscript): Likewise.
11754 (analyze_overlapping_iterations): Likewise.
11755 (access_functions_are_affine_or_constant_p): Likewise.
11756 (build_classic_dist_vector_1): If the access functions
11757 are equal, don't do anything.
11759 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
11760 Paolo Carlini <pcarlini@suse.de>
11761 Uros Bizjak <ubizjak@gmail.com>
11763 * c-cppbuiltin.c (c_cpp_builtins): Define
11764 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
11765 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
11766 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
11767 * doc/cpp.texi ([Standard Predefined Macros]): Document.
11769 2007-05-21 Mike Stump <mrs@apple.com>
11771 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
11773 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
11775 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
11777 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
11778 implementation if __OPTIMIZE__ is not defined.
11779 (_mm_alignr_pi8): Ditto.
11780 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
11781 (_mm_inserti_si64): Ditto.
11782 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
11783 (_mm_slli_epi16): Ditto.
11784 (_mm_slli_epi32): Ditto.
11785 (_mm_slli_epi64): Ditto.
11786 (_mm_srai_epi16): Ditto.
11787 (_mm_srai_epi32): Ditto.
11788 (_mm_srli_si128): Ditto.
11789 (_mm_slli_si128): Ditto.
11790 (_mm_srli_epi16): Ditto.
11791 (_mm_srli_epi32): Ditto.
11792 (_mm_srli_epi64): Ditto.
11793 (_mm_extract_epi16): Ditto.
11794 (_mm_insert_epi16): Ditto.
11795 (_mm_shufflehi_epi16): Ditto.
11796 (_mm_shufflelo_epi16): Ditto.
11797 (_mm_shuffle_epi32): Ditto.
11798 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
11799 (_m_pextrw): Ditto.
11800 (_mm_insert_pi16): Ditto.
11801 (_m_pinsrw): Ditto.
11802 (_mm_shuffle_pi16): Ditto.
11803 (_m_pshufw): Ditto.
11804 (_mm_shufle_ps): Ditto.
11805 (_mm_prefetch): Ditto.
11807 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
11809 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
11810 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
11811 * real.c (encode_i370_single, decode_i370_single,
11812 encode_i370_double, decode_i370_double): Functions removed.
11813 (i370_single_format, i370_double_format): Initializations removed.
11814 (real_maxval, round_for_format, exact_real_truncate, significand_size):
11815 Consider the log2_b field to always be one.
11816 (ieee_single_format, mips_single_format, coldfire_single_format,
11817 ieee_double_format, mips_double_format, coldfire_double_format,
11818 ieee_extended_motorola_format, ieee_extended_intel_96_format,
11819 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
11820 ibm_extended_format, mips_extended_format, ieee_quad_format,
11821 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
11822 decimal_single_format, decimal_double_format, decimal_quad_format,
11823 c4x_single_format, c4x_extended_format, real_internal_format): Remove
11824 initialization of log2_b.
11825 * real.h (i370_single_format, i370_double_format): Declarations
11827 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
11828 field to always be one.
11830 2007-05-21 Andreas Schwab <schwab@suse.de>
11832 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
11833 NOTE_INSN_BASIC_BLOCK_P.
11834 (process_for_unwind_directive): Likewise.
11836 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
11838 * builtins.c (expand_builtin_setjmp_setup): Update comment.
11839 * function.h (struct function): Move va_list_gpr_size,
11840 va_list_fpr_size, function_frequency to front of bitfields. Add
11842 (current_function_calls_unwind_init): New.
11843 * except.c (expand_builtin_unwind_init): Set
11844 current_function_calls_unwind_init not
11845 current_function_has_nonlocal_label.
11846 * reload1.c (has_nonexceptional_receiver): New.
11847 (reload): Use it and current_function_calls_unwind_init to
11848 determine whether call-saved regs must be saved.
11850 2007-05-20 Jan Hubicka <jh@suse.cz>
11852 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
11853 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11854 * ddg.c (create_ddg): LIkewise.
11855 * final.c (final): Remove hunk moving line number notes around since
11856 they are no longer present at this stage.
11857 (final_scan_insn): Use NOTE_KIND instead of
11858 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11859 (output_asm_label): Likewise.
11860 * reorg.c (dbr_schedule): Likewise.
11861 * haifa-sched.c (unlink_other_notes): Likewise.
11862 * mode-switching.c (optimize_mode_switching): Likewise.
11863 * graph.c (start_bb): Likewise.
11864 * rtl.def (NOTE): Update description.
11865 * jump.c (squeeze_notes): Delete.
11866 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
11867 NOTE_INSN_BASIC_BLOCK_P when possible.
11868 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
11869 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
11870 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11871 (dwarf2out_var_location): Likewise.
11872 * cfgbuild.c (make_edges): Likewise.
11873 (find_basic_blocks_1): Likewise.
11874 * function.c (reorder_blocks_1): Likewise.
11875 (epilogue_done): Likewise.
11876 (reposition_prologue_and_epilogue_notes): Likewise.
11877 * print-rtl.c (print_rtx): Likewise; drop code for printing
11879 (print_rtl): Likewise.
11880 (print_rtl_single): Likewise.
11881 * gcse.c (insert_insn_start_bb): Likewise.
11882 * alias.c (init_alias_analysis): Likewise.
11883 * calls.c (fixup_tail_calls): Likewise.
11884 * except.c (sjlj_emit_function_enter): Likewise.
11885 * emit-rtl.c (add_insn_after): Likeiwse.
11886 (emit_label_before): Likewise.
11887 (emit_label_after): Likewise.
11888 (emit_note_before, emit_note_after, emit_note): Update
11889 parameter to be enum insn_note; do not deal with source
11891 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
11892 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
11894 (merge_blocks_move_successor_nojumps): Simplify now when
11895 we don't have BLOCK notes.
11896 (try_optimize_cfg): Likewise.
11897 * cfglayout.c (skip_insns_after_block): Likewise.
11898 (record_effective_endpoints): Likewise.
11899 (duplicate_insn_chain): Likewise.
11900 * varasm.c (output_constant_pool_1): Likewise.
11901 * sched-deps.c (sched_analyze): Likewise.
11902 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
11904 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
11905 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
11906 (SET_INSN_DELETED): Simplify.
11907 (NOTE_LINE_NUMBER): Exterminate.
11908 (NOTE_LINE_KIND): New.
11909 (NOTE_INSN_BASIC_BLOCK_P): Update.
11910 (enum insn_note): Simplify.
11911 (GET_NOTE_INSN_NAME) Simplify.
11912 (emit_note_before, emit_note_after, emit_note): Update prototype.
11913 (squeeze_notes): Remove.
11914 * sched-int.h (NOTE_NOT_BB_P): Update.
11915 * resource.c (mark_target_live_regs): Update.
11916 * sched-rgn.c (debug_dependencies): Update.
11917 * sched-vis.c (print_insn): Update.
11918 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
11919 * config/i386/i386.c (ix86_output_function_epilogue): Update.
11920 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
11921 (TARGET_ADJUST_UNROLL_MAX): Likewise.
11922 (split_branches): Update.
11923 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
11925 (sh_adjust_unroll_max): Exterminate.
11926 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
11927 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
11928 (m68hc11_reorg): Likewise.
11929 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
11930 (emit_predicate_relation_info): Update.
11931 (process_for_unwind_directive): Update.
11932 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
11933 (output_call): Update.
11934 * config/pa/pa.c (output_lbranch): Update.
11935 (output_millicode_call): Update.
11936 (output_call): Update.
11937 (pa_combine_instructions): Update.
11938 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
11939 * config/bfin/bfin.c (gen_one_bundle): Update.
11940 * cfgrtl.c (can_delete_note_p): Update.
11941 (delete_insn): Update.
11942 (rtl_merge_blocks): Update.
11943 (commit_one_edge_insertion): Update.
11944 (rtl_verify_flow_info): Update.
11945 * stmt.c (expand_case): Do not call squeeze_notes.
11947 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11954 * c.opt (Wtype-limits): New.
11955 * doc/invoke.texi (Wtype-limits): Document it.
11956 (Wextra): Enabled by -Wextra.
11957 * c-opts.c (c_common_post_options): Enabled by -Wextra.
11958 * c-common.c (shorten_compare): Warn with Wtype-limits.
11960 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11962 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
11963 inlined function, not as a macro.
11964 (_mm_alignr_pi8): Ditto.
11965 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
11966 (_mm_inserti_si64): Ditto.
11967 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
11968 (_mm_extract_epi16): Ditto.
11969 (_mm_insert_epi16): Ditto.
11970 (_mm_shufflehi_epi16): Ditto.
11971 (_mm_shufflelo_epi16): Ditto.
11972 (_mm_shuffle_epi32): Ditto.
11973 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
11974 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
11976 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
11978 (_m_to_float): Use C89 compatible assignment.
11980 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
11983 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
11985 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11988 * doc/invoke.texi (Wreturn-type): Complete description.
11989 (Wextra): Delete item about return-type warning.
11990 * c-decl.c: Delete redundant Wextra warning.
11992 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11995 * config/i386/pmmintrin.h: Do not include xmmintrin.h
11996 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
11997 inlined function, not as a macro.
11998 (_mm_prefetch): Ditto.
11999 (_m_pextrw): Ditto.
12000 (_mm_insert_pi16): Ditto.
12001 (_m_pinsrw): Ditto.
12002 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
12003 (_m_pshufw): Ditto. Add const to __N argument.
12004 (_mm_shufle_ps): Ditto. Add const to __mask argument.
12005 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
12006 (_mm_slli_epi32): Ditto.
12007 (_mm_srli_si128): Implement as always inlined function, not as a
12008 macro. Add __inline to function declaration.
12009 (_mm_slli_si128): Ditto.
12011 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
12013 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
12014 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
12016 (struct fenv): New structure.
12017 (FP_HANDLE_EXCEPTIONS): New define.
12018 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
12019 (_FP_DECL_EXP): New define.
12020 (FP_INIT_ROUNDMODE): New define.
12021 (FP_ROUNDMODE): New define.
12023 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12025 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
12026 (Wconversion): Update description.
12027 (Wconversion-sign): New.
12028 * c.opt (Wconversion-sign): New.
12029 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
12030 means disabled for C++. Otherwise, take the status of Wconversion.
12031 * c-common.c (conversion_warning): Warn with either Wconversion or
12033 (warnings_for_convert_and_check): Conditions are already checked by
12034 conversion_warning.
12035 (convert_and_check): Don't check warnings if the conversion failed.
12037 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
12038 Anatoly Sokolov <aesok@dol.ru>
12040 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
12041 avr_epilogue_uses) : Add declaration.
12042 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
12043 * config/avr/constraints.md (R): New constraint.
12044 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
12045 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
12046 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
12047 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
12048 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
12049 call_prologue_saves, epilogue_restores, return_from_epilogue,
12050 return_from_main_epilogue, return_from_interrupt_epilogue,
12051 return_from_naked_epilogue, prologue, epilogue): New patterns.
12052 (jump): Handle symbol reference.
12053 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
12054 avr_output_function_prologue, avr_output_function_epilogue): Remove
12056 (avr_init_machine_status, expand_prologue, expand_epilogue,
12057 avr_asm_function_end_prologue, avr_epilogue_uses,
12058 avr_asm_function_begin_epilogue): New functions.
12059 (prologue_size, epilogue_size, jump_tables_size): Remove global
12061 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
12062 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
12063 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
12064 (avr_override_options): Initialise init_machine_status.
12065 (output_movhi): Handle all stack pointer loads.
12066 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
12067 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
12068 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
12069 (EPILOGUE_USES) Redefine.
12070 (machine_function) Declare.
12072 2007-05-19 Richard Sandiford <richard@codesourcery.com>
12074 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
12075 Use a single return statement.
12077 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12079 PR middle-end/30250
12080 * builtins.c (do_mpfr_lgamma_r): New.
12081 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
12082 * tree.h (CASE_FLT_FN_REENT): New.
12084 2007-05-18 Geoffrey Keating <geoffk@apple.com>
12086 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
12087 (output_die): Use 'unsigned long' with %x.
12088 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
12089 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
12090 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
12092 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
12094 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
12099 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
12100 true if function has no argument.
12102 2007-05-18 DJ Delorie <dj@redhat.com>
12104 * config/mips/mips.c (mips_offset_within_alignment_p): New.
12105 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
12107 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
12109 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
12110 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
12111 count_trailing_zeros.
12112 (__i386__): Implement count_leading_zeros using __builtin_clz().
12113 Implement count_trailing_zeros usign __builtin_ctz().
12115 2007-05-18 Richard Sandiford <richard@codesourcery.com>
12117 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
12119 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
12121 PR middle-end/31344
12122 * expr.c (emit_move_change_mode): Change mode of push operands here.
12124 2007-05-17 Ian Lance Taylor <iant@google.com>
12126 PR tree-optimization/31953
12127 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
12128 Change all callers.
12129 (set_value_range_to_null): Call set_value_range_to_value.
12130 (extract_range_from_comparison): Likewise.
12132 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12134 * toplev.c (print_version): Output GMP/MPFR version info.
12136 * builtins.c (CASE_MATHFN_REENT): New macro.
12137 (mathfn_built_in): Use it.
12138 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
12139 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
12140 BUILT_IN_LGAMMAL_R): New.
12141 * doc/extend.texi: Document new builtins.
12143 PR middle-end/31796
12144 * builtins.c (do_mpfr_remquo): New.
12145 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
12146 (fold_builtin_3): Handle BUILT_IN_REMQUO.
12148 PR middle-end/30251
12149 * builtins.c (fold_builtin_1): Handle y0, y1.
12150 (fold_builtin_2): Handle yn.
12152 PR middle-end/30251
12153 * builtins.c (do_mpfr_bessel_n): New.
12154 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
12155 (fold_builtin_2): Handle BUILT_IN_JN.
12157 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
12160 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
12161 TYPE_PRECISION (intmax_type_node).
12163 2007-05-17 Steve Ellcey <sje@cup.hp.com>
12166 * reload.c (subst_reloads): Remove checking.
12168 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12170 PR rtl-optimization/31691
12171 * combine.c (simplify_set): Build a new src pattern instead of
12172 substituting its operands in the COMPARE case.
12174 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
12176 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
12177 (execute_vrp): Preserve loops through jump threading.
12178 * tree-ssa-threadupdate.c (thread_single_edge,
12179 dbds_continue_enumeration_p, determine_bb_domination_status,
12180 thread_through_loop_header): New functions.
12181 (create_edge_and_update_destination_phis,
12182 create_edge_and_update_destination_phis): Set loops for the new blocks.
12183 (prune_undesirable_thread_requests): Removed.
12184 (redirect_edges): Do not pretend that redirect_edge_and_branch can
12186 (thread_block): Do not call prune_undesirable_thread_requests.
12188 (mark_threaded_blocks): Select edges to thread here.
12189 (thread_through_all_blocks): Take may_peel_loop_headers argument.
12190 Thread edges through loop headers independently.
12191 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
12192 * tree-pass.h (TODO_mark_first_instance): New.
12193 (first_pass_instance): Declare.
12194 * cfghooks.c (duplicate_block): Put the block to the original loop
12195 if copy is not specified.
12196 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
12197 jump threading. Pass may_peel_loop_headers to
12198 thread_through_all_blocks according to first_pass_instance.
12199 * cfgloop.h (create_preheader): Declare.
12200 * tree-flow.h (thread_through_all_blocks): Declaration changed.
12201 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
12202 * passes.c (first_pass_instance): New variable.
12203 (next_pass_1): Set TODO_mark_first_instance.
12204 (execute_todo): Set first_pass_instance.
12206 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
12208 PR tree-optimization/24659
12209 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
12210 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
12211 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
12212 OTI_vec_pack_ufix_trunc.
12213 (vec_unpacks_float_hi_optab): Define new macro.
12214 (vec_unpacks_float_lo_optab): Ditto.
12215 (vec_unpacku_float_hi_optab): Ditto.
12216 (vec_unpacku_float_lo_optab): Ditto.
12217 (vec_pack_sfix_trunc_optab): Ditto.
12218 (vec_pack_ufix_trunc_optab): Ditto.
12219 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
12220 and vec_pack_[s|u]fix_trunc_optab using
12221 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
12222 * tree-vectorizer.c (supportable_widening_operation): Handle
12223 FLOAT_EXPR and CONVERT_EXPR. Update comment.
12224 (supportable_narrowing_operation): New function.
12225 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
12226 * tree-vect-transform.c (vectorizable_conversion): Handle
12227 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
12228 (vect_gen_widened_results_half): Move before vectorizable_conversion.
12229 (vectorizable_type_demotion): Call supportable_narrowing_operation()
12230 to check for target support.
12231 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
12232 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
12233 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
12234 for VEC_PACK_FIX_TRUNC_EXPR.
12235 (expand_binop): Special case mode of the result for
12236 vec_pack_[u|s]fix_trunc_optab.
12237 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
12238 vec_pack_[u|s]fix_trunc_optab.
12240 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
12241 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
12242 * tree-pretty-print.c (dump_generic_node): Handle
12243 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
12244 VEC_PACK_FIX_TRUNC_EXPR.
12246 * expr.c (expand_expr_real_1): Ditto.
12247 * tree-inline.c (estimate_num_insns_1): Ditto.
12248 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12250 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
12251 (vec_unpacks_float_lo_v8hi): Ditto.
12252 (vec_unpacku_float_hi_v8hi): Ditto.
12253 (vec_unpacku_float_lo_v8hi): Ditto.
12254 (vec_unpacks_float_hi_v4si): Ditto.
12255 (vec_unpacks_float_lo_v4si): Ditto.
12256 (vec_pack_sfix_trunc_v2df): Ditto.
12258 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
12260 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
12261 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
12262 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
12263 [vec_pack_ufix_trunc]: Ditto.
12264 [vec_unpacks_float_hi]: Ditto.
12265 [vec_unpacks_float_lo]: Ditto.
12266 [vec_unpacku_float_hi]: Ditto.
12267 [vec_unpacku_float_lo]: Ditto.
12269 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
12271 * soft-fp/README: Update for new files.
12272 * soft-fp/floattisf.c: New file.
12273 * soft-fp/floattidf.c: New file.
12274 * soft-fp/floattitf.c: New file.
12275 * soft-fp/floatuntisf.c: New file.
12276 * soft-fp/floatuntidf.c: New file.
12277 * soft-fp/floatuntitf.c: New file.
12278 * soft-fp/fixsfti.c: New file.
12279 * soft-fp/fixdfti.c: New file.
12280 * soft-fp/fixtfti.c: New file.
12281 * soft-fp/fixunssfti.c: New file.
12282 * soft-fp/fixunsdfti.c: New file.
12283 * soft-fp/fixunstfti.c: New file.
12284 * soft-fp/extendxftf.c: New file.
12285 * soft-fp/trunctfxf.c: New file.
12287 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
12288 (__trunctfxf2): Ditto.
12290 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
12291 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
12292 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
12293 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
12294 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
12295 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
12297 * config/i386/t-fprules-softfp64: New file.
12298 * config/i386/sfp-machine.h: New file.
12299 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
12300 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
12301 and soft-fp/t-softfp to tmake_file.
12302 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
12303 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
12305 * config/i386/t-linux64 (softfp_wrap_start): New.
12306 (softfp_wrap_end): New.
12307 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
12308 supported for TARGET_64BIT.
12310 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
12312 * c-common.c (c_common_signed_or_unsigned_type): Emulate
12313 c_common_unsigned_type behavior.
12315 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
12317 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
12320 2007-05-16 Eric Christopher <echristo@apple.com>
12322 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
12323 saving after stack push. Set sp_offset whenever we push.
12324 (rs6000_emit_epilogue): Move altivec register restore before
12327 2007-05-16 Richard Sandiford <richard@codesourcery.com>
12329 * configure.ac: Allow sysroots to be relocated under $prefix as
12330 well as $exec_prefix.
12331 * configure: Regenerate.
12333 2007-05-16 Richard Sandiford <richard@codesourcery.com>
12337 2007-05-12 Richard Sandiford <richard@codesourcery.com>
12339 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
12340 (gcc_tooldir): Likewise.
12341 * configure: Regenerate.
12342 * Makefile.in (libsubdir_to_prefix): New variable, based on the
12343 old configure.ac gcc_tooldir setting.
12344 (prefix_to_exec_prefix): New variable.
12345 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
12346 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
12348 2007-05-14 Janis Johnson <janis187@us.ibm.com>
12350 * c-typeck.c (build_binary_op): Return early for error.
12352 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
12354 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
12355 struct nb_iter_bound.
12356 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
12357 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
12358 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
12359 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
12360 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
12361 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
12362 (del_scev_info): Use ggc_free.
12363 (scev_initialize): Allocate scalar_evolution_info in gc memory.
12364 * loop-init.c: Include ggc.h.
12365 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
12366 (loop_optimizer_finalize): Use ggc_free.
12367 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
12368 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
12369 pass_iv_optimize): Add TODO_ggc_collect.
12370 * function.h (struct function): Remove skip marker from
12372 * cfgloop.c: Include ggc.h.
12373 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
12375 (establish_preds): Vector superloops is gc allocated.
12376 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
12378 (flow_loops_find): Vector larray is gc allocated.
12379 (loop_exit_free): Use ggc_free.
12380 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
12381 that head of exits list is now not a part of struct loop.
12382 (record_loop_exits): Allocate exits table in gc memory.
12383 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
12384 that head of exits list is now not a part of struct loop.
12385 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
12386 struct loop_exit): Add GTY marker.
12387 (struct loop): Add GTY marker. Make superloops vector gc allocated.
12388 Add skip marker to aux field. Make head of exits list a separate
12390 (struct loops): Add GTY marker. Make larray vector gc allocated.
12391 Add param marker to exits table.
12392 (get_loops): Type changed.
12393 * Makefile.in (tree-scalar-evolution.o): Add
12394 gt-tree-scalar-evolution.h dependency.
12395 (cfgloop.o, loop-init.o): Add ggc.h dependency.
12396 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
12397 * basic-block.h (struct basic_block_def): Remove skip marker from
12400 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
12402 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
12403 of 0 in the call to expand_expr().
12404 (expand_builtin_mathfn_3): Ditto.
12405 (expand_builtin_interclass_mathfn): Ditto.
12406 (expand_builtin_cexpi): Ditto.
12407 (expand_builtin_int_roundingfn): Ditto.
12408 (expand_builtin_int_roundingfn_2): Ditto.
12409 (expand_builtin_pow): Ditto.
12410 (expand_builtin_powi): Ditto.
12411 (expand_builtin_bswap): Ditto.
12412 (expand_builtin_unop): Ditto.
12413 (expand_builtin_fabs): Ditto.
12414 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
12415 the call to expand_expr().
12416 (expand_builtin_sync_operation): Ditto.
12417 (expand_builtin_compare_and_swap): Ditto.
12418 (expand_builtin_lock_test_and_set): Ditto.
12419 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
12420 instead of 0 in the call to expand_expr().
12421 (expand_builtin_extract_return_addr): Ditto.
12422 (expand_builtin_eh_return): Ditto.
12423 (expand_eh_return): Ditto.
12424 * explow.c (expr_size): Ditto.
12425 * expr.c (optimize_bitfield_assignment_op): Ditto.
12426 (expand_assignement): Ditto.
12427 (store_expr): Ditto.
12428 (store_field): Ditto.
12429 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
12430 the call to expand_expr().
12431 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
12432 in the call to expand_expr().
12433 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
12434 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
12435 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
12437 * optabs.c (expand_vec_shift_expr): Ditto.
12438 (expand_vec_cond_expr): Ditto.
12439 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
12440 call to expand_expr().
12441 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
12442 in the call to expand_expr().
12444 2007-05-14 Dave Korn <dave.korn@artimi.com>
12446 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
12448 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
12450 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
12451 instead of c_common_unsigned_type.
12452 (c_common_unsigned_type): Remove.
12453 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
12454 c_common_unsigned_type.
12455 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
12456 c_common_unsigned_type.
12457 * c-common.h (c_common_unsigned_type): Remove.
12458 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
12459 c_common_unsigned_type.
12460 * c-format.c (check_format_types): Use unsigned_type_for instead of
12461 c_common_unsigned_type.
12462 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
12463 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
12464 of c_common_unsigned_type.
12465 * convert.c (convert_to_integer): Use unsigned_type_for instead of
12466 lang_hooks.types.unsigned_type.
12467 * expmed.c (make_tree): Use unsigned_type_for instead of
12468 lang_hooks.types.unsigned_type.
12469 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
12470 lang_hooks.types.unsigned_type.
12471 (build_range_check): Likewise.
12472 (fold_unary): Likewise.
12473 (fold_binary): Likewise.
12474 (fold_ternary): Likewise.
12475 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
12476 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
12477 * tree.c (get_unsigned_type): New.
12478 (unsigned_type_for): Use get_unsigned_type instead of
12479 lang_hooks.types.unsigned_type.
12481 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
12483 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
12484 to m68k_get_function_kind. Update its prototype.
12485 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
12487 (m68k_interrupt_function_p): Return enum m68k_function_type
12488 instead of bool. Rename to m68k_get_function_kind.
12489 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
12490 target is not fido.
12491 (m68k_compute_frame_layout): Don't mark any register for save
12492 if an interrupt_thread attribute is specified.
12493 (m68k_hard_regno_rename_ok): Update a use of
12494 m68k_interrupt_function_p.
12495 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
12496 m68k_interrupt_function_p.
12497 (m68k_function_type): New.
12498 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
12499 for a function with an interrupt_thread attribute.
12500 * doc/extend.texi: Document the interrupt_thread attribute.
12502 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
12504 Fix PR tree-optimization/31911
12505 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
12506 if they didn't change the expression.
12508 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
12510 * tree-scalar-evolution.c (resolve_mixers): Exported.
12511 * tree-scalar-evolution.h (resolve_mixers): Declare.
12512 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
12513 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
12514 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
12515 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
12516 init_array_ref, init_pointer_ref, analyze_indirect_ref,
12517 strip_conversion, analyze_offset_expr, address_analysis,
12518 object_analysis, analyze_offset): Removed.
12519 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
12520 split_constant_offset, canonicalize_base_object_address,
12521 object_address_invariant_in_loop_p, disjoint_objects_p,
12522 dr_may_alias_p, dr_address_invariant_p): New functions.
12523 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
12524 and dr_analyze_alias.
12525 (initialize_data_dependence_relation): Use dr_may_alias_p
12526 and object_address_invariant_in_loop_p.
12527 (compute_self_dependence): Handle the case when
12528 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
12529 (find_data_references_in_stmt): Restrict the analysis of data
12530 references to the given loop nest.
12531 (find_data_references_in_loop): Made static. Pass loop nest to
12532 find_data_references_in_stmt.
12533 (compute_data_dependences_for_loop): Use DR_VOPS.
12534 (free_data_ref): Free DR_VOPS.
12535 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
12536 (struct innermost_loop_behavior): ... new.
12537 (struct base_object_info): Replaced by ...
12538 (struct indices): ... new.
12539 (struct dr_alias): New.
12540 (enum data_ref_type): Removed.
12541 (struct data_reference): Consist of struct innermost_loop_behavior,
12542 struct indices and struct dr_alias.
12543 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
12544 (DR_MEMTAG): Renamed to ...
12545 (DR_SYMBOL_TAG): ... this.
12546 (find_data_references_in_loop): Declaration removed.
12547 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
12548 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
12549 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
12550 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
12552 2007-05-13 Revital Eres <eres@il.ibm.com>
12554 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
12555 which walks virtual def-use chains to find redundant stores.
12556 (dse_optimize_stmt): Call it.
12558 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
12560 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
12561 * passes.c (init_optimization_passes): Move pass_jump_bypass
12564 * basic-block.h (bb_has_eh_pred): Fix style issue.
12566 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
12568 PR rtl-optimization/31848
12569 * loop-invariant.c (move_invariant_reg): If we move an insn
12570 with a REG_EQUAL note, and that insn is not always executed,
12571 remove the REG_EQUAL note.
12573 2007-05-12 Richard Guenther <rguenther@suse.de>
12575 PR tree-optimization/31797
12576 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
12577 propagate into a stmt that has volatile ops.
12579 2007-05-12 Richard Sandiford <richard@codesourcery.com>
12581 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
12582 (gcc_tooldir): Likewise.
12583 * configure: Regenerate.
12584 * Makefile.in (libsubdir_to_prefix): New variable, based on the
12585 old configure.ac gcc_tooldir setting.
12586 (prefix_to_exec_prefix): New variable.
12587 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
12588 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
12590 2007-05-11 Silvius Rus <rus@google.com>
12592 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
12593 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
12594 * c-common.h (strict_aliasing_warning): Change return type.
12595 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
12596 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
12597 (build_c_cast): Condition call to strict_aliasing_warning.
12598 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
12599 * flags.h (set_Wstrict_aliasing): Declare.
12600 * opts.c (set_Wstrict_alising): Define, add call to.
12601 * tree-flow.h (strict_aliasing_warning_backend): Declare.
12602 * tree-ssa-alias-warnings.c: New file.
12603 * tree-ssa-alias.c (compute_may_aliases): Add call to
12604 strict_aliasing_warning_backend.
12606 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
12608 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
12609 Use loop_depth and loop_outer accessor functions.
12610 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
12611 determine_invariantness_stmt, move_computations_stmt): Ditto.
12612 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
12613 add_loop, loopify, unloop, fix_loop_structure): Ditto.
12614 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
12615 * tree-scalar-evolution.c (interpret_loop_phi,
12616 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
12617 instantiate_parameters_1, scev_const_prop): Ditto.
12618 * cfghooks.c (make_forwarder_block): Ditto.
12619 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
12620 * modulo-sched.c (loop_canon_p): Ditto.
12621 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
12622 slpeel_can_duplicate_loop_p): Ditto.
12623 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
12624 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
12625 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
12626 cancel_loop, verify_loop_structure): Ditto.
12627 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
12628 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
12629 superloops vector instead of "pred" array.
12630 (establish_preds): Take father loop as an argument. Initialize the
12632 (flow_loop_tree_node_add): Pass father loop to establish_preds.
12633 Do not initialize loop->outer.
12634 (flow_loop_tree_node_remove): Truncate the superloops vector.
12635 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
12636 "pred" merged to "superloops" vector.
12637 (loop_depth, loop_outer): New.
12638 (fel_init): Use loop_outer.
12640 2007-05-11 Jan Hubicka <jh@suse.cz>
12642 * cgraphunit.c: Include gt-cgraphunit.h
12643 (static_ctors, static_dtors): New static vars.
12644 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
12645 based on implementation in c-common.c
12646 (cgraph_finalize_function): Call record_cdtor_fn.
12647 (cgraph_optimize): Call cgraph_build_cdtor_fns.
12648 * decl.c (finish_function): Do not call c_record_cdtor_fn.
12649 (c_write_global_declarations): Do not call c_build_cdtor_fns.
12650 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
12651 build_cdtor, c_build_cdtor_fns): Remove.
12652 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
12653 c_build_cdtor_fns): Remove prototype.
12655 2007-05-11 Paolo Carlini <pcarlini@suse.de>
12658 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
12659 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
12660 * builtins.c (fold_builtin_memchr): New.
12661 (expand_builtin_memchr): Call the latter.
12662 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
12663 * doc/extend.texi ([Other built-in functions provided by GCC]):
12666 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
12668 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
12669 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
12670 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
12671 PFPO_OP1_TYPE_SHIFT): Constants added.
12672 (DFP_ALL): Mode macro defined.
12673 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
12674 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
12675 Insn definitions added.
12676 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
12677 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
12680 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
12682 PR tree-optimization/31885
12683 * tree-chrec.c (chrec_contains_undetermined): Do not consider
12684 NULL_TREE to be undetermined.
12685 (automatically_generated_chrec_p): Return false for NULL.
12687 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
12689 * config/bfin/bfin.h (MOVE_RATIO): Define.
12691 2007-05-10 Richard Sandiford <richard@codesourcery.com>
12693 * config.gcc (sparc-wrs-vxworks): New target.
12694 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
12695 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
12696 * config/sparc/sparc.h: Include vxworks-dummy.h.
12697 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
12698 include LABEL_REFs too.
12699 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
12700 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
12702 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
12704 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
12705 (sparc_emit_call_insn): New function.
12706 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
12707 functions when generating VxWorks PIC.
12708 * config/sparc/sparc.md (vxworks_load_got): New pattern.
12709 (call, call_value): Use sparc_emit_call_insn instead of
12712 2007-05-09 Bob Wilson <bob.wilson@acm.org>
12714 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
12716 2007-05-09 Bob Wilson <bob.wilson@acm.org>
12718 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
12719 for floating-point values if HOST_BITS_PER_LONG > 32. Use
12720 split_double instead of operand_subword.
12722 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
12724 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
12725 * config/bfin/bfin.c (bfin_local_alignment): New function.
12726 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
12728 2007-05-08 Chao-ying Fu <fu@mips.com>
12730 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
12731 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
12732 (smsub_widen_optab, umsub_widen_optab): Define.
12733 * optabs.c (init_optabs): Initialize smsub_widen_optab and
12735 * genopinit.c (optabs): Fill in smsub_widen_optab and
12737 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
12738 and umsub_widen_optab to implement multiply-subtract sequences.
12739 * config/mips/mips.md (*msac<u>_di): Rename to...
12740 (<u>msubsidi4): ...this. Extend condition to include
12741 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
12742 of operand 0 to "ka" and use the three-operand form of msub<u>
12744 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
12747 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
12749 PR rtl-optimization/28011
12750 * reload.c (push_reload): Set dont_share if IN appears in OUT
12751 also when IN is a PLUS rtx.
12752 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
12755 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
12757 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
12758 call unshare_all_decls.
12759 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
12760 (unshare_all_decls): Remove.
12762 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
12765 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
12768 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
12769 Nigel Stephens <nigel@mips.com>
12771 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
12772 Update comments and all uses.
12773 (MIN_FPRS_PER_FMT): Define.
12774 * config/mips/mips.c (function_arg): Fix to correctly handle
12775 the -mips32r2 -mfp64 -mabi=32 case.
12776 (override_options): Enable use of odd-numbered registers for
12777 SFmode values on MIPS32.
12778 (mips_save_reg_p): Save whole floating-point register pair if
12779 either half is used.
12780 (compute_frame_size): Fix comment.
12782 2007-05-08 Jie Zhang <jie.zhang@analog.com>
12784 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
12785 argument of type bool.
12786 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
12787 argument. Safely select temporary P register according to it.
12788 (do_link): Change call site of add_to_reg accordingly.
12789 (do_unlink): Add epilogue_p as a fourth argument and pass it
12791 (expand_interrupt_handler_epilogue): Change call of do_unlink
12793 (bfin_expand_prologue): Add a third argument sibcall_p.
12794 * config/bfin/bfin.md (epilogue): Change call of
12795 bfin_expand_epilogue accordingly.
12796 (sibcall_epilogue): Likewise.
12797 (eh_return_internal): Likewise.
12799 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
12800 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
12801 * config/bfin/bfin.c (bfin_handle_option): Handle
12802 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
12803 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
12804 Support bf534, bf536 and bf561.
12805 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
12807 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
12810 * config/i386/i386.c (ix86_function_regparm): Process local
12811 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
12813 2007-05-07 Mike Stump <mrs@apple.com>
12815 * doc/invoke.texi (Warning Options): Document that -Wempty-body
12816 also checks for and while statements in C++.
12818 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
12820 * gcc.c (at_file_supplied): New variable.
12821 (main): Set it if we expanded argv.
12822 (do_spec_1): Pass an @-file to the linker if we were called with
12823 an @-file argument and HAVE_GNU_LD.
12824 * collect2.c (at_file_supplied): New variable.
12825 (response_file): New variable.
12826 (collect_exit): Unlink response_file if necessary.
12827 (handler): Likewise.
12828 (do_wait): Likewise.
12829 (main): Set at_file_supplied if we expanded argv.
12830 (collect_execute): Pass an @-file to subprocesses if we were called
12831 with an @-file argument.
12832 * configure.ac: Add define for HAVE_GNU_LD.
12833 * configure: Regenerate.
12834 * config.in: Regenerate.
12836 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
12838 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
12839 operand to HI mode.
12844 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
12846 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
12847 (TARGET_ENCODE_SECTION_INFO): Re-define.
12848 (m32c_encode_section_info): New
12849 (function_vector_handler): New
12850 (current_function_special_page_vector): New
12851 (m32c_special_page_vector_p): New.
12852 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
12854 * config/m32c/jump.md: Added instruction JSRS for functions
12855 with attribute "function_vector".
12856 * doc/extend.texi (function_vector): Added description
12857 for M16C, M32C targets.
12859 2007-05-07 DJ Delorie <dj@redhat.com>
12862 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
12863 ashrpsi3, lshrpsi3): Update shift count constraint.
12865 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
12866 Nathan Froyd <froydnj@codesourcery.com>
12869 * c-incpath.c (add_path): Strip trailing path separators.
12871 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
12873 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
12874 Free dominance info before purging EH edges.
12875 (eliminate_degenerate_phis): Likewise.
12876 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
12878 2007-05-07 Jan Hubicka <jh@suse.cz>
12880 * gimplify.c (gimplify_expr): Do not crash when folding
12881 (void *)(int)&a + 4.
12883 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12886 * c-opts.c (lang_fortran): Make it non static.
12887 * c-common.h (lang_fortran): New prototype.
12888 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
12889 -lang-fortran option was passed by the driver.
12891 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
12893 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
12894 of ASSERT_CHECKING. Tweak message.
12896 2007-05-06 Revital Eres <eres@il.ibm.com>
12899 * loop-unroll.c (insert_var_expansion_initialization):
12900 Initialize the expansions with -zero instead of +zero.
12902 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
12904 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
12905 into pic and non-pic versions. Mark r19 as used for
12906 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
12907 for tgd_load, tld_load and tie_load .
12908 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
12909 version of tgd_load, tld_load and tie_load depending on the
12912 2007-05-04 Ulrich Drepper <drepper@redhat.com>
12913 Jakub Jelinek <jakub@redhat.com>
12915 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
12916 (__do_global_dtors_aux): Use more paranoid loop to run
12917 destructors if HIDDEN_DTOR_LIST_END.
12918 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
12920 2007-05-04 Jakub Jelinek <jakub@redhat.com>
12922 * varasm.c (align_variable): Don't increase alignment for
12923 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
12924 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
12926 2007-05-04 Josh Conner <jconner@apple.com>
12928 * basic-block.h (cdi_direction): Assign values to all enumeration
12930 (dom_computed): Remove.
12931 (dom_info_state): New.
12932 (set_dom_info_availability): New.
12933 * tree-ssa-loop-im.c (determine_invariantness): Initialize
12934 walk_data.dom_direction.
12935 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
12936 instead of dom_computed[].
12937 (split_edge): Likewise.
12938 (create_basic_block): Likewise.
12939 (merge_blocks): Likewise.
12940 * ifcvt.c (find_if_header): Likewise.
12941 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
12942 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
12943 * tree-ssa.c (verify_ssa): Likewise.
12944 * tree-cfg.c (tree_verify_flow_info): Likewise.
12945 (remove_edge_and_dominated_blocks): Likewise.
12946 * dominance.c (dom_computed): Make static.
12947 (calc_dfs_tree_nonrec): Change third param to a bool.
12948 (calc_dfs_tree): Change second param to a bool.
12949 (calc_idioms): Change second param to a bool. Use
12950 dom_convert_dir_to_idx.
12951 (init_dom_info): Validate dir before using.
12952 (dom_convert_dir_to_idx): New.
12953 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
12954 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
12955 (free_dominance_info): Use dom_convert_dir_to_idx.
12956 (get_immediate_dominator): Likewise.
12957 (set_immediate_dominator): Likewise.
12958 (get_dominated_by): Likewise.
12959 (redirect_immediate_dominators): Likewise.
12960 (nearest_common_denominator): Likewise.
12961 (dominated_by_p): Likewise.
12962 (bb_dom_dfs_in): Likewise.
12963 (bb_dom_dfs_out): Likewise.
12964 (recount_dominator): Likewise.
12965 (iterate_fix_dominators): Likewise.
12966 (add_to_dominance_info): Likewise.
12967 (delete_from_dominance_info): Likewise.
12968 (first_dom_son): Likewise.
12969 (next_dom_son): Likewise.
12970 (dom_info_available_p): Likewise.
12971 (dom_info_state): New.
12972 (set_dom_info_availability): New.
12974 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
12976 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
12978 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
12980 2007-05-04 Bob Wilson <bob.wilson@acm.org>
12982 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
12983 (subdi3, subdi_carry): Delete.
12985 2007-05-04 Jan Hubicka <jh@suse.cz>
12986 Richard Guenther <rguenther@suse.de>
12988 * opts.c (decode_options): Do not fiddle with inlining
12989 parameters in case of optimizing for size.
12990 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
12991 for size do nothing.
12992 (cgraph_decide_inlining_of_small_function): When optimizing for
12993 size never inline functions increasing caller size.
12994 (cgraph_early_inlining): Inline for size when optimizing for size.
12996 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
12998 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
12999 logical operations piecewise.
13000 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
13001 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
13002 subdi_sesidi_di): Delete.
13003 (add_with_carry): Produce carry in CC instead of a DREG to shorten
13004 the generated sequence. Allow three-reg add in constraints. Rewrite
13005 the rtl expression for carry to avoid zero_extend of a constant.
13006 (sub_with_carry): New pattern.
13007 (adddi3, subdi3): Change into define_expand. For subtract, generate a
13008 different sequence not involving jumps.
13009 (notbi): Now a named pattern.
13011 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
13013 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
13014 Add the note about a significant loss of accuracy of some
13015 mathematical routines when these options are used.
13017 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13019 * haifa-sched.c (rtx_vec_t): New typedef.
13020 (contributes_to_priority_p): Extract piece of priority () into new
13022 (priority): Use the function. Add assertion.
13023 (rank_for_schedule, set_priorities): Add assertion to check that
13024 insn's priority is initialized.
13025 (clear_priorities, calc_priorities): Change signature. Make it update
13026 all relevant insns. Update all callers ('add_to_speculative_block ()'
13027 and 'create_block_check_twin ()').
13028 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
13029 Add new field 'priority_status'.
13030 (INSN_PRIORITY_STATUS): New macro.
13031 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
13033 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13035 * sched-ebb.c (debug_ebb_dependencies): New static function.
13036 (init_ready_list): Use it.
13038 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
13039 with changed signature and 'debug_rgn_dependencies ()'.
13040 (debug_rgn_dependencies): New static function.
13041 (init_ready_list): Use it.
13043 * sched-int.h (debug_dependencies): Declare.
13045 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
13047 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
13049 2007-05-04 Dirk Mueller <dmueller@suse.de>
13051 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
13053 2007-05-03 Jan Hubicka <jh@suse.cz>
13055 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
13056 ((T1)X op (T1)Y), for pointer type in more cases than before.
13058 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
13060 * tree-object-size.c (plus_expr_object_size): When operand size is
13061 unknown, return unknown.
13063 2007-05-03 Dirk Mueller <dmueller@suse.de>
13065 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
13067 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
13070 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
13072 2007-05-03 Janis Johnson <janis187@us.ibm.com>
13074 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
13076 2007-05-03 Joseph Myers <joseph@codesourcery.com>
13078 * config/soft-fp/double.h, config/soft-fp/extended.h,
13079 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
13080 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
13081 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
13082 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
13085 2007-05-03 Ian Lance Taylor <iant@google.com>
13087 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
13088 MASK_PPC_GFXOPT for 8540 or 8548.
13090 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
13092 * tree-vect-transform.c (vect_update_inits_of_drs): Use
13093 vect_print_dump_info() to output debug information.
13095 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
13098 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
13099 operands of size 2 when operand is not MEM_P.
13101 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
13103 PR tree-optimization/30565
13104 * lambda-code.c (perfect_nestify): Fix updating of dominators.
13106 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
13108 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
13109 (umulsi3_highpart): Use them.
13110 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
13111 for final accumulator to D regisster tranfser.
13113 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
13115 PR tree-optimization/31699
13116 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
13118 (vect_enhance_data_refs_alignment): Compute peel amount using
13119 TYPE_VECTOR_SUBPARTS instead of vf.
13120 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
13122 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
13125 * system.h: Remove inclusion of double-int.h
13126 * tree.h: Include double-int.h
13127 * gengtype.c: Likewise
13128 * cfgloop.h: Likewise
13129 * Makefile.in: Adjust dependencies on double-int.h
13131 2007-05-02 Eric Christopher <echristo@apple.com>
13133 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
13134 -shared to -Zdynamiclib.
13136 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
13139 * c-common.c (strip_pointer_or_array_types): New function.
13140 * c-common.h (strip_pointer_or_array_types): New function declaration.
13142 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
13144 PR tree-optimization/31771
13145 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
13147 2007-05-02 Paul Brook <paul@codesourcery.com>
13149 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
13151 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
13153 PR middle-end/29715
13154 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
13157 2007-05-02 Nick Clifton <nickc@redhat.com>
13159 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
13161 2007-05-02 Richard Guenther <rguenther@suse.de>
13163 PR tree-optimization/31146
13164 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
13165 argument, single_use_p. If we have a single use that is
13166 a conversion to the definition rhs type, propagate that rhs.
13167 (forward_propagate_addr_expr): Pass single_use_p argument
13168 to forward_propagate_addr_expr_1.
13170 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
13172 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
13175 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13177 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
13178 'AMD Family 10 core'.
13180 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13182 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
13183 and athlon64-sse3 as improved versions of k8, opteron and athlon64
13184 with SSE3 instruction set support.
13185 * doc/invoke.texi: Likewise.
13187 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13189 * config/i386/i386.c (override_options): Tuning 32-byte loop
13190 alignment for amdfam10 architecture. Increasing the max loop
13191 alignment to 24 bytes.
13193 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
13195 * config/m68k/constraints.md: New.
13196 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
13197 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13198 EXTRA_CONSTRAINT): Remove.
13199 * config/m68k/m68k.md: Include constraints.md.
13200 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
13202 2007-05-01 Ian Lance Taylor <iant@google.com>
13204 PR tree-optimization/31739
13205 * tree-vrp.c (vrp_val_is_max): New static function.
13206 (vrp_val_is_min): New static function.
13207 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
13209 (set_value_range): Use vrp_val_is_{max,min}.
13210 (extract_range_from_assert): Likewise.
13211 (extract_range_from_binary_expr): Likewise.
13212 (extract_range_from_unary_expr): Likewise.
13213 (dump_value_range, vrp_meet): Likewise.
13214 (vrp_visit_phi_node): Likewise.
13215 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
13217 2007-05-01 Mark Mitchell <mark@codesourcery.com>
13219 * config/i386/gmon-sol2.c (size_t): New type.
13220 (intptr_t): Likewise.
13221 (s_textsize): Declare as size_t.
13223 (monstartup): Use size_t for sizes.
13224 (_mcount): Save and restore registers.
13225 (internal_mcount): Pass 0 as the first argument to monstartup
13227 (moncontrol): Convert pointer to appropriately sized integer
13228 before passing to profil.
13230 2007-05-01 Joseph Myers <joseph@codesourcery.com>
13232 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
13233 __NO_FPRS__, not just if _SOFT_DOUBLE.
13234 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
13235 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
13236 also for E500 double.
13237 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
13238 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
13241 2007-05-01 Richard Guenther <rguenther@suse.de>
13243 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
13246 2007-05-01 Joseph Myers <joseph@codesourcery.com>
13248 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
13250 2007-05-01 Jan Hubicka <jh@suse.cz>
13252 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
13255 2007-05-01 Jan Hubicka <jh@suse.cz>
13257 * tree.h (maybe_fold_offset_to_component_ref): Remove.
13258 (maybe_fold_offset_to_reference): Declare.
13259 * fold-const.c (fold_unary): Do not fold
13260 (type *)&A into &A->field_of_type_and_offset_0
13261 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
13262 size is unknown, give up.
13263 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
13265 (maybe_fold_offset_to_reference): New.
13266 (maybe_fold_stmt_indirect): Use it.
13267 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
13268 * gimplify.c (gimplify_conversion): Canonicalize conversions to
13270 (gimplify_expr): Likewise for plus_expr.
13272 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
13274 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
13275 bsi_after_labels. Always insert statements before bsi.
13276 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
13277 * predict.c (apply_return_prediction): Check for empty blocks.
13278 * cfgexpand.c (lab_rtx_for_bb): New variable.
13279 (label_rtx_for_bb): Do not create new tree labels.
13280 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
13281 (tree_expand_cfg): Initialize lab_rtx_for_bb.
13282 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
13284 (label_for_bb): Add field used.
13285 (update_eh_label, main_block_label): Mark the label used.
13286 (cleanup_dead_labels): Remove unused labels.
13288 2007-05-01 Richard Guenther <rguenther@suse.de>
13290 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
13291 if it is not about to be set.
13292 (get_value_range): Do not pre-allocate equiv bitmap.
13293 (update_value_range): No need to clear equiv field.
13294 (add_equivalence): Change prototype to get bitmap pointer.
13295 Allocate bitmap here if it is not already.
13296 (extract_range_from_assert): Do not allocate bitmap here.
13297 Update callers to add_equivalence.
13298 (extract_range_from_ssa_name): Likewise.
13299 (get_vr_for_comparison): New static helper.
13300 (compare_name_with_value): Handle NULL equiv bitmap by
13301 peeling the first iteration of the comparison loop.
13302 Use get_vr_for_comparison.
13303 (compare_names): Handle NULL equiv bitmaps by using fake
13304 ones. Use get_vr_for_comparison.
13306 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
13308 * double-int.c (mpz_set_double_int): Moved from
13309 tree-ssa-loop-niter.c.
13310 (mpz_get_double_int): Likewise; also, add option to wrap
13311 out-of-range integers.
13312 * double-int.h: New prototypes for above.
13313 * tree.c (get_static_type_bounds): Moved from
13314 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
13315 TYPE_MAX_VALUE if they exist..
13316 * tree.h: New prototype for above.
13317 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
13318 get_type_bounds calls.
13319 (mpz_set_double_int): Move to double-int.c.
13320 (get_type_bounds): Move to tree.c, rename to
13321 get_static_type_bounds.
13322 (mpz_to_double_int): Move to double-int.c, rename to
13323 mpz_get_double_int.
13325 2007-04-30 Bob Wilson <bob.wilson@acm.org>
13327 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
13328 DIV0 exception can fall through to a normal return.
13330 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
13332 PR middle-end/22156
13333 Temporarily revert:
13334 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13335 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13336 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13337 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13338 initialize align to silence bogus warning.
13339 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13340 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13342 (struct sra_walk_fns): Remove use_all parameter from use.
13343 (sra_hash_tree): Handle BIT_FIELD_REFs.
13344 (sra_elt_hash): Don't hash bitfld blocks.
13345 (sra_elt_eq): Skip them in parent compares as well. Handle
13347 (sra_walk_expr): Don't maintain or pass down use_all_p.
13348 (scan_use): Remove use_all parameter.
13349 (scalarize_use): Likewise. Re-expand assignment to
13350 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13351 output, and re-scalarize after output. Don't mark anything
13353 (scalarize_ldst): Adjust.
13354 (scalarize_walk_gimple_modify_statement): Likewise.
13355 (build_element_name_1): Handle BIT_FIELD_REFs.
13356 (instantiate_element): Don't warn for any element whose parent
13357 is used as a whole.
13358 (instantiate_missing_elements_1): Return the sra_elt.
13359 (canon_type_for_field): New.
13360 (try_instantiate_multiple_fields): New.
13361 (instantiate_missing_elemnts): Use them.
13362 (mark_no_warning): Removed.
13363 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13364 (REPLDUP, sra_build_elt_assignment): New.
13365 (generate_copy_inout): Use them.
13366 (generate_element_copy): Likewise. Handle bitfld differences.
13367 (generate_element_zero): Don't recurse for blocks. Use
13368 sra_build_elt_assignment.
13369 (generate_one_element_int): Take elt instead of var. Use
13370 sra_build_elt_assignment.
13371 (generate_element_init_1): Adjust.
13372 (scalarize_use, scalarize_copy): Use REPLDUP.
13373 (scalarize_ldst): Move assert before dereference.
13374 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13376 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
13379 * tree.c (reconstruct_complex_type): Reconstruct a reference
13381 Also use the same mode for the pointer as the old pointer type.
13383 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13385 * doc/trouble.texi (Interoperation): Remove note about Ultrix
13388 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
13390 PR rtl-optimization/31676
13391 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
13392 (df_refs_record): Call it.
13394 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
13396 * rtl.def (SS_ABS): New code.
13397 * config/bfin/bfin.c (print_operand): New modifier 'v'.
13398 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
13399 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
13400 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
13401 (bfin_init_builtins): Define them.
13402 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
13403 (bfin_expand_builtin): ... and handle the others here.
13404 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
13405 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
13406 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
13407 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
13408 operand is only HImode.
13410 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
13412 * regclass.c (scan_one_insn): Remove splitting of
13415 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
13416 Nigel Stephens <nigel@mips.com>
13418 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
13420 2007-04-28 Jan Hubicka <jh@suse.cz>
13422 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
13423 insn_locators_alloc instead of insn_locators_initialize;
13424 call reset_block_changes.
13425 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13426 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
13427 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
13428 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
13429 * config/score/score.c (th_output_mi_thunk): Likewise.
13430 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
13431 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
13432 tolerate uninitialized locator info.
13435 * function.c (init_function_start): Don't init line number info.
13436 (expand_function_end): Update.
13437 (reset_block_changes, record_block_change, finalize_block_changes,
13438 check_block_change, free_block_changes): Kill.
13439 * function.h (reset_block_changes, record_block_change,
13440 finalize_block_changes, check_block_change, free_block_changes):
13442 (struct function): Remove ib_boundaries_block.
13443 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13444 Use curr_insn_locator to initialize locator.
13445 (emit_line_note): Remove.
13446 * cfgexpand.c (expand_gimple_cond_expr): Update.
13447 (construct_exit_block): Likewise.
13448 (tree_expand_cfg): Initialize/finalize locators.
13449 * expr.c (expand_expr_real): Update.
13450 * cfglayout.c (line_locators_locs, line_locators_lines,
13451 file_locators_locs, file_locators_files): Remove.
13452 (set_block_levels): Move to cfgexpand.c.
13453 (insn_locators_initialize): Remove.
13454 (pass_insn_locators_initialize): Remove.
13455 (locations_locators_locs, locations_locators_vals): New static vars.
13456 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13458 (insn_locators_alloc, insn_locators_finalize,
13459 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13461 (locator_location): New.
13462 (locator_line, locator_file): Rewrite.
13463 * rtl.h (emit_line_note): Kill.
13464 (insn_locators_alloc, insn_locators_finalize,
13465 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13467 * tree-inline.c (initialize_cfun): Do not initialize
13468 ib_boundaries_block.
13469 * passes.c (pass_insn_locators_initialize): Remove.
13471 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
13473 * tree-cfg.c (move_block_to_fn): Release bb from dominance
13474 info. Update last_basic_block correctly.
13476 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
13479 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
13480 register itself to hold the offset constant. Tell flow the use
13481 of r4 and r5 when they are used.
13483 2007-04-27 Richard Guenther <rguenther@suse.de>
13485 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
13486 if we simplified anything.
13487 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
13488 warnings until we did a simplification and the stmt was not
13489 marked as TREE_NO_WARNING.
13491 2007-04-27 Mike Stump <mrs@apple.com>
13493 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
13495 2007-04-27 Ian Lance Taylor <iant@google.com>
13497 PR middle-end/31710
13498 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
13499 TYPE_MAX_VALUE exist, convert them to the new type.
13501 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
13503 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
13504 if it claims to be available.
13505 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
13506 edge is redirected.
13507 (perform_tree_ssa_dce): Always free postdominators.
13509 2007-04-27 Richard Henderson <rth@redhat.com>
13511 * config/alpha/predicates.md (aligned_memory_operand): Mark
13512 as define_special_predicate.
13513 (unaligned_memory_operand, normal_memory_operand): Likewise.
13514 (reg_or_unaligned_mem_operand): Remove.
13515 (any_memory_operand): Match the documentation and check for
13516 non-renumbered pseudos during reload.
13517 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
13518 alpha_secondary_reload_class, update to new interface, make static.
13519 Handle CQImode like HImode. Remove FP subreg check.
13520 (alpha_expand_mov): Use replace_equiv_address.
13521 (alpha_expand_mov_nobwx): Use any_memory_operand.
13522 (TARGET_SECONDARY_RELOAD): New.
13523 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
13524 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
13525 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
13526 * config/alpha/alpha.md: ... here.
13527 (RELOAD12, reloadmode): New.
13529 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
13530 Don't handle the aligned case here.
13531 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
13532 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
13533 reload_inhi_help. Don't expect a scratch register.
13534 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
13536 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
13538 2007-04-27 Richard Guenther <rguenther@suse.de>
13540 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
13542 2007-04-27 Richard Guenther <rguenther@suse.de>
13544 PR tree-optimization/30965
13545 PR tree-optimization/30978
13546 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
13547 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
13548 (find_equivalent_equality_comparison): Likewise.
13549 (simplify_cond): Likewise.
13550 (get_prop_source_stmt): New helper.
13551 (get_prop_dest_stmt): Likewise.
13552 (can_propagate_from): Likewise.
13553 (remove_prop_source_from_use): Likewise.
13554 (combine_cond_expr_cond): Likewise.
13555 (forward_propagate_comparison): New function.
13556 (forward_propagate_into_cond): Rewrite to use fold for
13558 (tree_ssa_forward_propagate_single_use_vars): Call
13559 forward_propagate_comparison to propagate comparisons.
13561 2007-04-27 Richard Guenther <rguenther@suse.de>
13563 PR tree-optimization/31715
13564 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
13565 sure to do computation on the offset in an appropriate
13568 2007-04-27 Richard Sandiford <richard@codesourcery.com>
13570 * reload.h (elimination_target_reg_p): Declare.
13571 * reload.c (find_reloads): Don't apply the reg_rtx move
13572 optimization if the SET_DEST satisfies elimination_target_reg_p.
13573 * reload1.c (elimination_target_reg_p): New function.
13574 (gen_reload): In the move/add2 fallback, make sure that op0
13575 does not overlap the destination register.
13577 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
13579 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
13580 transform only GIMPLE_MODIFY_STMTs.
13581 * tree-complex.c (expand_complex_operations_1): Ditto.
13582 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
13583 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
13584 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
13586 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13587 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
13588 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
13589 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
13590 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
13591 slpeel_add_loop_guard): Ditto.
13592 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
13593 * lambda-code.c (perfect_nestify): Ditto.
13594 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
13595 before the first statement.
13596 * tree-optimize.c (execute_free_datastructures): Fix comments.
13597 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
13598 * tree-flow.h (disband_implicit_edges): Declaration removed.
13599 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
13601 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
13602 COND_EXPRs without gotos.
13603 (disband_implicit_edges, has_label_p): Removed.
13604 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
13605 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
13607 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
13609 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
13610 also for COND_EXPRs.
13611 * cfgexpand.c (label_rtx_for_bb): New function.
13612 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
13613 Use label_rtx_for_bb to find the labels.
13614 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
13615 last block. Detect fallthru edges.
13617 2007-04-26 Ian Lance Taylor <iant@google.com>
13620 * reload.c (find_reloads_subreg_address): If the address was valid
13621 in the original mode but not in the new mode, reload the whole
13624 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
13626 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
13627 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
13628 (cleanup_control_expr_graph): Do not invalidate dominance info.
13629 Record altered blocks.
13630 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
13631 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
13632 cleanup_tree_cfg_bb): New functions.
13633 (remove_forwarder_block): Do not maintain the worklist of blocks.
13634 Record altered blocks.
13635 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
13636 not over whole cfg.
13637 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
13638 delete_unreachable_blocks if dominators are not available.
13639 * tree-inline.c (optimize_inline_calls): Free dominance information
13641 * tree-flow.h (remove_edge_and_dominated_blocks,
13642 cfgcleanup_altered_bbs): Altered.
13643 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
13645 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
13647 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
13648 do not invalidate dominators.
13650 2007-04-26 Anatoly Sokolov <aesok@post.ru>
13652 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
13653 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
13654 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13655 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13657 2007-04-26 Steve Ellcey <sje@cup.hp.com>
13659 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
13661 2007-04-26 Richard Guenther <rguenther@suse.de>
13663 PR tree-optimization/31703
13664 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
13665 the right type for the target of the bittest.
13667 2007-04-26 Richard Sandiford <richard@codesourcery.com>
13669 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
13670 ix86_sol10_return_in_memory.
13672 2007-04-26 Richard Sandiford <richard@codesourcery.com>
13674 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
13677 2007-04-26 Jakub Jelinek <jakub@redhat.com>
13680 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
13682 PR tree-optimization/30558
13683 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
13684 clear this_state.prev_try.
13686 2007-04-26 Richard Sandiford <richard@codesourcery.com>
13687 Mark Mitchell <mark@codesourcery.com>
13689 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
13690 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
13691 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
13693 2007-04-26 Richard Sandiford <richard@codesourcery.com>
13696 * doc/invoke.texi (%:print-asm-header): Document.
13697 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
13699 (static_spec_functions): Add print-asm-header.
13700 (main): Print a banner before the --target-help linker options.
13701 (print_asm_header_spec_function): New function.
13703 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
13706 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
13707 (movsf_ie): Likewise.
13709 2007-04-25 Paolo Carlini <pcarlini@suse.de>
13711 * doc/extend.texi ([Type Traits]): Adjust per N2255.
13713 2007-04-25 Bob Wilson <bob.wilson@acm.org>
13715 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
13716 exception for divide-by-zero.
13717 (__umodsi3, __modsi3): Likewise.
13719 2007-04-25 Dirk Mueller <dmueller@suse.de>
13721 * c-typeck.c (build_compound_expr): Annotate warning()
13722 call with OPT_Wunused_value.
13723 * tree-ssa.c (warn_uninit): Annotate warning with
13725 * c-common.c (handle_sentinel_attribute): Annotate warning
13726 call with OPT_Wattributes.
13728 2007-04-25 Thiemo Seufer <ths@mips.com>
13730 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
13731 (mips16): Fix typo.
13732 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
13733 on to the assembler. Improve handling of -mno-mips16. Add handling
13734 of -mno-mips3d, -mno-dsp, -mno-dspr2.
13735 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
13736 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
13737 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
13739 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
13742 * config/i386/winnt.c (i386_pe_file_end): Strip only
13743 USER_LABEL_PREFIX when writing export name.
13745 2007-04-25 Richard Sandiford <richard@codesourcery.com>
13747 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
13748 sh/elf.h, vx-common.h and vxworks.h.
13749 * config/sh/sh.h: Include config/vxworks-dummy.h.
13750 (SUBTARGET_OVERRIDE_OPTIONS): Define.
13751 (OVERRIDE_OPTIONS): Use it.
13752 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
13753 (vxworks_picreg): New pattern.
13754 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
13755 VXWORKS_OS_CPP_BUILTINS.
13756 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
13757 to their VXWORKS_* equivalents.
13758 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
13759 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
13760 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
13761 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
13762 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
13763 -mrtp/-fPIC multilibs.
13764 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
13765 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
13766 (MULTILIB_OSDIRNAMES): Delete.
13768 2007-04-25 Anatoly Sokolov <aesok@post.ru>
13771 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
13773 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
13775 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
13776 rounding mode to be specified by the caller.
13777 (real_to_mpfr) Likewise.
13778 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
13779 include new arguments.
13780 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
13782 2007-04-24 Ian Lance Taylor <iant@google.com>
13784 PR tree-optimization/31605
13785 * tree-vrp.c (set_value_range): Check that min and max are not
13786 both overflow infinities.
13787 (set_value_range_to_value): New static function.
13788 (extract_range_from_binary_expr): Call set_value_range_to_value.
13789 (extract_range_from_cond_expr): Likewise.
13790 (extract_range_from_expr): Likewise.
13791 (extract_range_from_unary_expr): Likewise. Don't create a range
13792 which overflows on both sides.
13793 (vrp_meet): Check for a useless range.
13794 (vrp_visit_phi_node): If we see a constant which looks like an
13795 overflow infinity, turn off the TREE_OVERFLOW flag.
13797 2007-04-24 Ian Lance Taylor <iant@google.com>
13799 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
13801 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
13803 PR diagnostic/25923
13804 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
13805 diagnostic message is being built.
13806 * tree-pretty-print.c (dump_generic_node): Only write the
13807 formatted text into BUFFER's stream if we are not building a
13808 diagnostic message.
13809 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
13811 * Makefile.in (toplev.o): Depend on tree-pass.h.
13813 2007-04-24 Ian Lance Taylor <iant@google.com>
13815 PR tree-optimization/31602
13816 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
13817 conditionals in the copied loop header.
13818 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
13819 warnings if TREE_NO_WARNING is set.
13820 * doc/invoke.texi (Warning Options): Clarify that
13821 -Wstrict-overflow does not warn about loops.
13823 2007-04-24 Janis Johnson <janis187@us.ibm.com>
13825 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
13826 expand on the comment about _Decimal128 arguments and check the
13827 integer result of the modulus operation; for 64-bit ELF ABI, ensure
13828 that _Decimal128 argument uses even/odd register pair.
13829 (function_arg): Ditto.
13831 2007-04-24 Hui-May Chang <hm.chang@apple.com>
13833 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
13834 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
13836 2007-04-24 Richard Guenther <rguenther@suse.de>
13837 Olga Golovanevsky <olga@il.ibm.com>
13839 * fold-const.c (multiple_of_p): Check for bottom
13842 2007-04-24 Richard Henderson <rth@redhat.com>
13844 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
13845 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
13846 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
13847 looking for non-zero bits shifted out. Avoid a recursive call
13848 when constructing the scalar.
13849 (__floatundisf): Likewise.
13851 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
13853 * dwarf2out.c (field_byte_offset): Move the existing logic
13854 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
13855 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
13857 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13860 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
13861 length argument of 0 for memset.
13862 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
13863 unsigned shift instead of the signed variant.
13865 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13867 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
13868 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
13869 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
13870 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
13871 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
13872 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
13873 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
13874 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
13875 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
13876 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
13877 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
13878 "mul<mode>3", "div<mode>3"): Insn definitions added.
13879 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
13880 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
13881 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
13882 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
13883 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
13884 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
13885 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
13886 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
13887 TARGET_FLOAT_FORMAT): Macro definitions removed.
13888 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
13889 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
13890 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
13891 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
13892 (s390_gen_rtx_const_DI): Function removed.
13893 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
13895 2007-04-24 Richard Sandiford <richard@codesourcery.com>
13897 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
13898 over an external ffs function.
13900 2007-04-24 Chao-ying Fu <fu@mips.com>
13901 Richard Sandiford <richard@nildram.co.uk>
13903 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
13904 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
13905 (smadd_widen_optab, umadd_widen_optab): Define.
13906 * optabs.c (init_optabs): Initialize smadd_widen_optab and
13908 * genopinit.c (optabs): Fill in smadd_widen_optab and
13910 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
13911 and umadd_widen_optab to implement multiply-add sequences.
13912 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
13913 (<u>maddsidi4): ...this. Extend condition to include
13914 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
13915 of operand 0 to "ka" and use the three-operand form of madd<u>
13917 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
13919 * config/mips/constraints.md (ka): New register constraint.
13921 2007-04-24 Jan Hubicka <j@suse.cz>
13925 2007-04-23 Jan Hubicka <jh@suse.cz>
13926 * function.c (init_function_start): Don't init line number info.
13927 (expand_function_end): Update.
13928 (reset_block_changes, record_block_change, finalize_block_changes,
13929 check_block_change, free_block_changes): Kill.
13930 * function.h (reset_block_changes, record_block_change,
13931 finalize_block_changes, check_block_change, free_block_changes):
13933 (struct function): Remove ib_boundaries_block.
13934 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13935 Use curr_insn_locator to initialize locator.
13936 (emit_line_note): Remove.
13937 * cfgexpand.c (expand_gimple_cond_expr): Update.
13938 (construct_exit_block): Likewise.
13939 (tree_expand_cfg): Initialize/finalize locators.
13940 * expr.c (expand_expr_real): Update.
13941 * cfglayout.c (line_locators_locs, line_locators_lines,
13942 file_locators_locs, file_locators_files): Remove.
13943 (set_block_levels): Move to cfgexpand.c.
13944 (insn_locators_initialize): Remove.
13945 (pass_insn_locators_initialize): Remove.
13946 (locations_locators_locs, locations_locators_vals): New static vars.
13947 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13949 (insn_locators_alloc, insn_locators_finalize,
13950 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13952 (locator_location): New.
13953 (locator_line, locator_file): Rewrite.
13954 * rtl.h (emit_line_note): Kill.
13955 (insn_locators_alloc, insn_locators_finalize,
13956 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13958 * tree-inline.c (initialize_cfun): Do not initialize
13959 ib_boundaries_block.
13960 * passes.c (pass_insn_locators_initialize): Remove.
13962 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
13964 * doc/invoke.texi: Removed leading '-' from option index entries.
13966 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
13968 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
13970 (create_phi_node): Use set_phi_nodes.
13971 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
13972 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
13973 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
13974 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
13975 (bsi_start, bsi_last): Use bb_stmt_list.
13976 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
13977 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
13978 Traverse the statements using tsi iterator.
13979 * basic-block.h (struct basic_block_def): Fields stmt_list
13980 and phi_nodes moved to ...
13981 (struct tree_bb_info): ... new structure.
13982 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
13983 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
13984 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
13985 (tree_verify_flow_info): Verify that il.tree is not set for
13986 entry and exit block.
13987 (tree_split_block): Use set_bb_stmt_list.
13989 2007-04-23 Mike Stump <mrs@apple.com>
13991 * config/i386/i386.c (ix86_tune_features
13992 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
13995 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
13997 * config/i386/i386.md (prefix_extra): New attribute.
13998 (length): Add prefix_extra.
14000 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
14001 (sse2_movntv2di): Likewise.
14002 (sse2_cvtps2dq): Likewise.
14003 (sse2_cvtpd2pi): Likewise.
14004 (sse2_cvttpd2pi): Likewise.
14005 (*sse2_cvtpd2ps): Likewise.
14006 (*add<mode>3): Likewise.
14007 (sse2_ssadd<mode>3): Likewise.
14008 (sse2_usadd<mode>3): Likewise.
14009 (*sub<mode>3): Likewise.
14010 (sse2_sssub<mode>3): Likewise.
14011 (sse2_ussub<mode>3): Likewise.
14012 (*mulv8hi3): Likewise.
14013 (*smulv8hi3_highpart): Likewise.
14014 (*umulv8hi3_highpart): Likewise.
14015 (sse2_umulv2siv2di3): Likewise.
14016 (sse2_pmaddwd): Likewise.
14017 (ashr<mode>3): Likewise.
14018 (lshr<mode>3): Likewise.
14019 (ashl<mode>3): Likewise.
14020 (sse2_ashlti3): Likewise.
14021 (sse2_lshrti3): Likewise.
14022 (*umaxv16qi3): Likewise.
14023 (*smaxv8hi3): Likewise.
14024 (*uminv16qi3): Likewise.
14025 (*sminv8hi3): Likewise.
14026 (sse2_eq<mode>3): Likewise.
14027 (sse2_gt<mode>3): Likewise.
14028 (*and<mode>3): Likewise.
14029 (sse2_nand<mode>3): Likewise.
14030 (*ior<mode>3): Likewise.
14031 (*xor<mode>3): Likewise.
14032 (sse2_packsswb): Likewise.
14033 (sse2_packssdw): Likewise.
14034 (sse2_packuswb): Likewise.
14035 (sse2_punpckhbw): Likewise.
14036 (sse2_punpcklbw): Likewise.
14037 (sse2_punpckhwd): Likewise.
14038 (sse2_punpcklwd): Likewise.
14039 (sse2_punpckhdq): Likewise.
14040 (sse2_punpckldq): Likewise.
14041 (sse2_punpckhqdq): Likewise.
14042 (sse2_punpcklqdq): Likewise.
14043 (*sse2_pinsrw): Likewise.
14044 (*sse2_pextrw): Likewise.
14045 (sse2_pshufd_1): Likewise.
14046 (sse2_uavgv16qi3): Likewise.
14047 (sse2_uavgv8hi3): Likewise.
14048 (sse2_psadbw): Likewise.
14049 (sse2_pmovmskb): Likewise.
14050 (*sse2_maskmovdqu): Likewise.
14051 (*sse2_maskmovdqu_rex64): Likewise.
14052 (sse4a_extrqi): Likewise.
14053 (sse4a_extrq): Likewise.
14054 (sse3_lddqu): Set prefix_rep.
14055 (sse3_addsubv4sf3): Likewise.
14056 (sse3_haddv4sf3): Likewise.
14057 (sse3_hsubv4sf3): Likewise.
14058 (sse_cvtss2si): Likewise.
14059 (sse_cvtss2si_2): Likewise.
14060 (sse_cvtss2siq): Likewise.
14061 (sse_cvtss2siq_2): Likewise.
14062 (sse_cvttss2si): Likewise.
14063 (sse_cvttss2siq): Likewise.
14064 (sse2_cvttps2dq): Likewise.
14065 (sse3_movshdup): Likewise.
14066 (sse3_movsldup): Likewise.
14067 (sse2_cvtsd2si): Likewise.
14068 (sse2_cvtsd2si_2): Likewise.
14069 (sse2_cvtsd2siq): Likewise.
14070 (sse2_cvtsd2siq_2): Likewise.
14071 (sse2_cvttsd2si): Likewise.
14072 (sse2_cvttsd2siq): Likewise.
14073 (*sse2_cvtpd2dq): Likewise.
14074 (*sse2_cvttpd2dq): Likewise.
14075 (sse2_pshuflw_1): Likewise.
14076 (sse2_pshufhw_1): Likewise.
14077 (sse4a_insertqi): Likewise.
14078 (sse4a_insertq): Likewise.
14079 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
14080 (ssse3_phadddv4si3): Likewise.
14081 (ssse3_phaddswv8hi3): Likewise.
14082 (ssse3_phsubwv8hi3): Likewise.
14083 (ssse3_phsubdv4si3): Likewise.
14084 (ssse3_phsubswv8hi3): Likewise.
14085 (ssse3_pmaddubswv8hi3): Likewise.
14086 (ssse3_pmulhrswv8hi3): Likewise.
14087 (ssse3_pshufbv16qi3): Likewise.
14088 (ssse3_psign<mode>3): Likewise.
14089 (ssse3_palignrti): Likewise.
14090 (abs<mode>2): Likewise.
14091 (ssse3_phaddwv4hi3): Set prefix_extra.
14092 (ssse3_phadddv2si3): Likewise.
14093 (ssse3_phaddswv4hi3): Likewise.
14094 (ssse3_phsubwv4hi3): Likewise.
14095 (ssse3_phsubdv2si3): Likewise.
14096 (ssse3_phsubswv4hi3): Likewise.
14097 (ssse3_pmaddubswv4hi3): Likewise.
14098 (ssse3_pmulhrswv4hi3): Likewise.
14099 (ssse3_pshufbv8qi3): Likewise.
14100 (ssse3_psign<mode>3): Likewise.
14101 (ssse3_palignrdi): Likewise.
14102 (abs<mode>2): Likewise.
14103 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
14104 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
14105 (sse2_pmovmskb): Set mode to SI instead of V2DF.
14107 2007-04-23 Nick Clifton <nickc@redhat.com>
14109 * params.def: Fix formatting of emacs local variables.
14111 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
14113 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
14114 move if inter-unit move isn't allowed.
14115 Don't split moving the first element of V2DI to DI to inter-unit
14116 move if inter-unit move isn't allowed.
14118 2007-04-23 Richard Guenther <rguenther@suse.de>
14120 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
14121 and CDI_POST_DOMINATORS separately.
14123 2007-04-23 Nick Clifton <nickc@redhat.com>
14125 * c.opt (Wformat-contains-nul): Add warning attribute.
14127 2007-04-23 Jan Hubicka <jh@suse.cz>
14129 * function.c (init_function_start): Don't init line number info.
14130 (expand_function_end): Update.
14131 (reset_block_changes, record_block_change, finalize_block_changes,
14132 check_block_change, free_block_changes): Kill.
14133 * function.h (reset_block_changes, record_block_change,
14134 finalize_block_changes, check_block_change, free_block_changes):
14136 (struct function): Remove ib_boundaries_block.
14137 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14138 Use curr_insn_locator to initialize locator.
14139 (emit_line_note): Remove.
14140 * cfgexpand.c (expand_gimple_cond_expr): Update.
14141 (construct_exit_block): Likewise.
14142 (tree_expand_cfg): Initialize/finalize locators.
14143 * expr.c (expand_expr_real): Update.
14144 * cfglayout.c (line_locators_locs, line_locators_lines,
14145 file_locators_locs, file_locators_files): Remove.
14146 (set_block_levels): Move to cfgexpand.c.
14147 (insn_locators_initialize): Remove.
14148 (pass_insn_locators_initialize): Remove.
14149 (locations_locators_locs, locations_locators_vals): New static vars.
14150 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14152 (insn_locators_alloc, insn_locators_finalize,
14153 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14155 (locator_location): New.
14156 (locator_line, locator_file): Rewrite.
14157 * rtl.h (emit_line_note): Kill.
14158 (insn_locators_alloc, insn_locators_finalize,
14159 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14161 * tree-inline.c (initialize_cfun): Do not initialize
14162 ib_boundaries_block.
14163 * passes.c (pass_insn_locators_initialize): Remove.
14165 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14167 PR middle-end/31448
14168 * expr.c (reduce_to_bit_field_precision): Handle
14171 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
14173 PR tree-optimization/24659
14174 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
14175 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
14176 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
14177 * genopinit.c (optabs): Rename vec_pack_mod_optab
14178 to vec_pack_trunc_optab.
14179 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
14180 early for scalar floating point operands for NOP_EXPR.
14181 (vectorizable_type_promotion): Ditto.
14182 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
14183 vec_pack_trunc_optab.
14184 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
14186 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
14187 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
14188 Rename from VEC_PACK_MOD_EXPR.
14189 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
14190 * expr.c (expand_expr_real_1): Ditto.
14191 * tree-inline.c (estimate_num_insns_1): Ditto.
14192 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14194 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
14195 (vec_unpacks_lo_v4sf): Ditto.
14196 (vec_pack_trunc_v2df): Ditto.
14197 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
14198 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
14199 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
14201 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
14203 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
14205 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
14206 Rename from VEC_PACK_MOD_EXPR. This expression also represent
14207 packing of floating point operands.
14208 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
14209 represent unpacking of floating point operands.
14210 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
14211 [vec_unpacks_hi]: Ditto.
14212 [vec_unpacks_lo]: Ditto.
14214 2007-04-22 Jan Hubicka <jh@suse.cz>
14216 * final.c (rest_of_handle_final): Call
14217 targetm.asm_out.constructor/targetm.asm_out.destructor
14218 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
14219 proper priority via decl_*_priority_insert.
14220 * c-common.c (c_expand_body): Likewise.
14222 2007-04-22 Richard Guenther <rguenther@suse.de>
14224 PR tree-optimization/29789
14225 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
14226 (rewrite_reciprocal): New helper split out from
14227 determine_invariantness_stmt.
14228 (rewrite_bittest): Likewise.
14229 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
14230 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
14233 2007-04-22 Revital Eres <eres@il.ibm.com>
14235 * loop-unroll.c (var_to_expand): New field to support also
14236 insns of the form x = something + x.
14237 (analyze_insn_to_expand_var): Use it.
14238 (expand_var_during_unrolling): Likewise.
14240 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
14242 * predict.c: Include pointer-set.h.
14243 (bb_predictions): New variable.
14244 (tree_predicted_by_p, tree_predict_edge,
14245 remove_predictions_associated_with_edge): Use bb_predictions map
14246 instead of bb->predictions.
14247 (clear_bb_predictions, assert_is_empty): New functions.
14248 (combine_predictions_for_bb): Use bb_predictions map. Call
14249 clear_bb_predictions.
14250 (tree_estimate_probability): Create and free bb_predictions map.
14251 * Makefile.in (predict.o): Add pointer-set.h dependency.
14252 * basic-block.h (struct basic_block_def): Remove predictions
14254 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
14256 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
14259 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
14262 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14264 * timevar.c (timevar_print): Change reference of --disable-checking to
14265 --enable-checking=release. Also warn if assert checking is disabled.
14267 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14270 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
14271 decl as addressable if the compound literal was marked as
14273 Mark the decl as a gimple register if it is a complex or
14274 vector decl and does not live in memory.
14276 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14278 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
14279 (GENERIC_NEXT): New function macro.
14280 (PHI_CHAIN): Use phi_node's new chain variable.
14281 (tree_phi_node): Change tree_common to tree_base
14282 and add the chain field.
14283 * tree-phinodes.c (make_phi_node): Don't set
14284 TREE_TYPE on the new node.
14285 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
14286 instead of checking GIMPLE_TUPLE_P in chain_next.
14287 * tree-vect-transform.c
14288 (get_initial_def_for_induction): Look at
14289 PHI_RESULT_TREE for the type of the phi node.
14290 (update_vuses_to_preheader): Use PHI_CHAIN
14291 instead of TREE_CHAIN on the phi node.
14292 * tree-ssa-structalias.c (compute_points_to_sets):
14294 (ipa_pta_execute): Likewise.
14296 2007-04-21 Richard Guenther <rguenther@suse.de>
14298 PR middle-end/31136
14299 * fold-const.c (fold_unary): Call fold_convert_const on the
14302 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
14304 * gcse.c (store_killed_in_insn): Handle PARALLELs.
14305 (store_killed_in_pat): New.
14307 2007-04-20 Richard Henderson <rth@redhat.com>
14310 * config/i386/i386.c (type_has_variadic_args_p): Look for any
14311 TREE_LIST with a void_type_node value, not void_list_node exactly.
14313 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
14315 * doc/standards.texi: Re-arrange into language-specific
14316 subsections. Add a C++ section, documenting which standards we
14319 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
14321 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
14322 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
14324 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
14326 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
14327 ecrti.o and crtbegin.o.
14328 (LIB_DEFAULT_SPEC): Include -lc.
14329 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
14331 2007-04-20 Richard Henderson <rth@redhat.com>
14334 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
14335 argument; update all callers.
14336 (get_unaligned_offset): New.
14337 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
14338 get_unaligned_address, just pass on the address directly.
14339 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
14340 the subreg in the helper patterns.
14341 (unaligned_extendqidi_le): Use get_unaligned_offset.
14342 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
14343 (unaligned_extendhidi_be): Likewise.
14344 (unaligned_extendhidi): Tidy.
14345 * config/alpha/alpha-protos.h: Update.
14347 2007-04-20 Richard Henderson <rth@redhat.com>
14349 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
14350 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
14351 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
14352 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14353 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14354 (CPP_SPEC): Don't include %(cpp_subtarget).
14355 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
14356 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14357 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
14359 2007-04-20 Jakub Jelinek <jakub@redhat.com>
14361 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
14362 for __builtin_ia32_cmpordss.
14364 PR tree-optimization/31632
14365 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
14366 and arg1 for optimizations of comparison against min/max values.
14367 Fold arg0 to arg1's type for optimizations of comparison against
14368 min+1 and max-1 values.
14370 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
14372 * reload.c (combine_reloads): When trying to use a dying register,
14373 check whether it's uninitialized and don't use if so.
14375 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
14377 * fold-const.c: Remove prototypes for native_encode_expr and
14378 native_interpret_expr.
14379 (native_encode_expr): Make non-static.
14380 (native_interpret_expr): Likewise.
14381 * tree.h: Add prototypes for the above.
14383 2007-04-19 Joseph Myers <joseph@codesourcery.com>
14385 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
14386 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
14387 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
14388 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
14389 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
14390 Add length attributes.
14392 2007-04-19 Janis Johnson <janis187@us.ibm.com>
14394 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
14397 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
14398 __STDC_WANT_DEC_FP__.
14400 2007-04-19 Joseph Myers <joseph@codesourcery.com>
14402 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
14403 for long double compatibility.
14404 * configure: Regenerate.
14406 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
14408 PR rtl-optimization/29841
14409 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
14411 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
14412 that may cause control flow transfer from being moved.
14414 2007-04-18 Jan Hubicka <jh@suse.cz>
14416 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
14419 2007-04-18 Eric Christopher <echristo@apple.com>
14421 * config/rs6000/darwin.md (load_macho_picbase): Use link register
14422 only. Update operands.
14423 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
14424 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
14425 link register to pic register.
14427 2007-04-18 Dirk Mueller <dmueller@suse.de>
14429 PR diagnostic/31227
14430 * tree-vrp.c (search_for_addr_array): New.
14431 (check_array_bounds): Suppress warning about
14432 address taken of array refs if its not de-referenced.
14434 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14436 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
14437 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
14439 * tree-vectorizer.h (NITERS_KNOWN_P): New.
14440 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
14441 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
14443 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
14445 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
14447 (vect_analyze_scalar_cycles): Fix indentation.
14448 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
14449 (vect_mark_relevant): Include phis in relevance analysis.
14451 * tree-vect-transform.c (vect_transform_loop): Add an assert.
14453 2007-04-18 Anatoly Sokolov <aesok@post.ru>
14455 * config/avr/avr.c (ptrreg_to_str): Replace error() with
14456 output_operand_lossage().
14458 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14460 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
14461 the unused code for reduction without adjust-in-epilog to simplify the
14464 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
14466 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
14467 (S390_TDC_NEGATIVE_ZERO): New constant.
14468 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
14469 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
14470 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
14471 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
14472 (S390_TDC_POSITIVE_INFINITY): New constant.
14473 (S390_TDC_NEGATIVE_INFINITY): New constant.
14474 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
14475 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
14476 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
14477 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
14478 (S390_TDC_INFINITY): New constant.
14479 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
14480 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
14481 optimization for UNSPEC_CCZ_TO_INT.
14482 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
14483 ("*ccz_to_int"): New insn.
14484 ("isinf<mode>2"): New insn.
14485 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
14486 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
14487 (UNSPEC_CCZ_TO_INT): New constant.
14489 2007-04-18 Richard Guenther <rguenther@suse.de>
14491 PR tree-optimization/19431
14492 PR tree-optimization/21463
14493 * tree-pass.h (pass_phiprop): Declare.
14494 * passes.c (init_optimization_passes): New phiprop pass.
14495 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
14496 (phivn_valid_p): New helper function.
14497 (phiprop_insert_phi): Likewise.
14498 (propagate_with_phi): Likewise.
14499 (tree_ssa_phiprop): New propagator propagating loads
14500 through phi nodes if profitable.
14502 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14504 * tree-vect-analyze.c (process_use): New function.
14505 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
14506 Check phis in all bbs.
14507 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
14510 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
14512 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
14515 2007-04-17 Anatoly Sokolov <aesok@post.ru>
14518 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
14521 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
14523 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
14525 (sse_vmmulv4sf3): Likewise.
14526 (sse2_vmaddv2df3): Likewise.
14527 (sse2_vmmulv2df3): Likewise.
14529 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
14531 PR rtl-optimization/31360
14532 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
14533 (target_reg_cost): New.
14534 (init_set_costs): Initialize target_reg_cost. Add comments
14535 regarding the rationale of the costs.
14536 (global_cost_for_size): Renamed to...
14537 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
14538 of register pressure.
14539 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
14540 estimate_reg_pressure_cost. Add number of ivs.
14541 (determine_set_costs): Dump target_reg_cost.
14542 * loop-invariant.c (gain_for_invariant): Use
14543 estimate_reg_pressure_cost. Removed n_inv_uses argument.
14544 (best_gain_for_invariant, find_invariants_to_move): Remove
14546 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
14547 (target_reg_cost): Declare.
14548 (global_cost_for_size): Declaration removed.
14549 (estimate_reg_pressure_cost): Declare.
14551 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
14553 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
14554 regnos into even/odd register pairs.
14555 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
14556 TDmode similar to the other floating point modes.
14557 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
14558 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
14560 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
14561 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
14562 (movdd_hardfloat64): Use TARGET_MFPGPR.
14564 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
14566 * reload1.c (delete_output_reload): Don't count output in n_inherited.
14569 2005-01-05 Richard Henderson <rth@redhat.com>
14571 * reload1.c (do_input_reload): Restrict the optimization deleteing
14572 a previous output reload to RELOAD_FOR_INPUT.
14574 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
14576 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
14577 induc_vec_info_type.
14578 (vectorizable_induction): New function declaration.
14579 * tree-vect-transform.c (get_initial_def_for_induction): No need to
14580 check if already vectorized. Find first place in BB where new stmts
14581 can be inserted. Takes only one argument.
14582 (vectorizable_induction): New function.
14583 (vect_transform_stmt): Add case for induc_vec_info_type to call
14584 vectorizable_induction.
14585 (vect_transform_loop): Consider phis for vectorization.
14586 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
14588 (analyze_operations): Call vectorizable_induction when analyzing phis.
14590 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
14591 (vect_mark_relevant): Include phis in relevance analysis.
14592 (vect_mark_stmts_to_be_vectorize): Likewise.
14593 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
14595 2007-04-16 Lawrence Crowl <crowl@google.com>
14597 * doc/invoke.texi (Debugging Options): Add documentation for the
14598 -femit-struct-debug options -femit-struct-debug-baseonly,
14599 -femit-struct-debug-reduced, and
14600 -femit-struct-debug-detailed[=...].
14602 * c-opts.c (c_common_handle_option): Add
14603 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
14604 and OPT_femit_struct_debug_detailed_.
14605 * c.opt: Add specifications for
14606 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
14607 and -femit-struct-debug-detailed[=...].
14608 * opts.c (set_struct_debug_option): Parse the
14609 -femit-struct-debug-... options.
14610 * opts.c (matches_main_base, main_input_basename,
14611 main_input_baselength, base_of_path, matches_main_base): Add
14612 variables and functions to compare header base name to compilation
14614 * opts.c (should_emit_struct_debug): Add to determine to emit a
14615 structure based on the option.
14616 (dump_struct_debug) Also disabled function to debug this
14618 * opts.c (handle_options): Save the base name of the
14621 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
14622 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
14623 This hook indicates if a type is generic. Set it by default
14624 to "never generic".
14625 * langhooks.h (struct lang_hooks_for_types): Add a new hook
14626 to determine if a struct type is generic or not.
14627 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
14628 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
14629 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
14630 with live C++ hook.
14632 * flags.h (enum debug_info_usage): Add an enumeration to describe
14633 a program's use of a structure type.
14634 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
14635 to indicate the program's usage of the type. Filter structs based
14636 on the -femit-struct-debug-... specification.
14637 (gen_type_die): Split into two routines, gen_type_die and
14638 gen_type_die_with_usage. gen_type_die is now a wrapper
14639 that assumes direct usage.
14640 (gen_type_die_with_usage): Replace calls to gen_type_die
14641 with gen_type_die_with_usage adding the program usage of
14642 the referenced type.
14643 (dwarf2out_imported_module_or_decl): Suppress struct debug
14644 information using should_emit_struct_debug when appropriate.
14646 2007-04-16 Ian Lance Taylor <iant@google.com>
14648 PR tree-optimization/31522
14649 * tree-vrp.c (vr_phi_edge_counts): New static variable.
14650 (vrp_initialize): Allocate vr_phi_edge_counts.
14651 (vrp_visit_phi_node): Don't push to infinity if we saw a new
14652 executable edge. Drop test for all constants.
14653 (vrp_finalize): Free vrp_phi_edge_counts.
14655 * doc/cpp.texi (Common Predefined Macros): Clarify description of
14656 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
14658 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
14659 predecessors at head rather than tail.
14661 2007-04-16 Matthias Klose <doko@debian.org>
14663 * config/alpha/linux.h (CPP_SPEC): Define.
14664 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
14666 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
14668 * function.h: Remove sequence_stack extern declaration.
14670 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
14672 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
14674 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
14677 2007-04-16 Anatoly Sokolov <aesok@post.ru>
14679 * config/avr/avr.c (avr_arch_types): Rearranging array.
14680 (enum avr_arch): Add.
14681 (avr_mcu_types): Use avr_arch enumeration constants instead of
14683 * config/avr/avr.h (LINK_SPEC): Simplify.
14685 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
14687 * config/m68k/m68k.c (m68k_libcall_value,
14688 m68k_function_value): Use macros for register names more.
14690 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
14692 (M68K_REGNAME): Use A6_REG.
14693 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
14695 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14697 PR middle-end/28071
14698 * sched-int.h (struct deps): Split field 'pending_lists_length' into
14699 'pending_read_list_length' and 'pending_write_list_length'. Update
14701 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
14702 to handle two length counters instead of one. Update all uses.
14703 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
14704 two length counters instead of one.
14705 * sched-rgn.c (propagate_deps): Update to handle two length counters
14708 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
14711 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
14712 copy of source, pass it to ix86_expand_vector_set and return
14715 2007-04-16 David Ung <davidu@mips.com>
14716 Joseph Myers <joseph@codesourcery.com>
14718 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
14719 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
14720 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
14721 Add 74K processor information.
14722 * config/mips/mips.md: Include 74k.md.
14723 (cpu): Add 74kc,74kf,74kx.
14724 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
14725 * config/mips/74k.md: New.
14726 * doc/invoke.texi (MIPS Options): Document 74K support.
14728 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
14730 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
14731 vectorizable_* functions.
14732 * tree-vect-transform.c (vectorizable_call): Add check for
14733 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
14734 (vectorizable_store): likewise.
14735 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
14737 (vectorizable_operation, vectorizable_type_demotion): Likewise.
14738 (vectorizable_type_promotion, vectorizable_load): Likewise.
14739 (vectorizable_live_operation, vectorizable_condition): Likewise.
14740 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
14742 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
14744 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
14746 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
14747 register numbers more.
14748 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
14749 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
14750 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
14751 FUNCTION_VALUE_REGNO_P): Likewise.
14752 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
14753 STATIC_CHAIN_REGNUM): Likewise.
14754 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
14755 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
14756 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
14757 * config/m68k/m68k.md (FP_REG): New.
14759 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
14761 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
14764 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
14766 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
14767 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
14770 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14772 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
14775 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
14778 * c-decl.c (finish_decl): Grab the type of the decl after the call
14779 to store_init_value.
14781 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
14783 * common.opt (fforward-propagate): Fix "Optimization" annotation.
14785 2007-04-14 Jakub Jelinek <jakub@redhat.com>
14788 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
14789 dominators, post dominators and cleanup cfg before returning.
14791 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
14793 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
14794 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
14796 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
14798 * config.gcc: Recognize fido.
14799 * config/m68k/m68k-devices.def (fidoa): New.
14800 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
14802 (FL_FIDOA, TARGET_FIDOA): New.
14803 * config/m68k/m68k.opt (mfidoa): New.
14805 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14807 PR middle-end/31322
14808 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
14809 when a personality function is used.
14811 2007-04-13 Bob Wilson <bob.wilson@acm.org>
14813 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
14815 2007-04-13 Mike Stump <mrs@apple.com>
14817 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
14819 * config/darwin.opt (fapple-kext): Make C++ only.
14820 * config/darwin.c (darwin_override_options): Remove code to ensure
14821 -fapple-kext is given for C++ only.
14823 2007-04-13 Richard Sandiford <richard@codesourcery.com>
14825 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
14826 * config/mips/mips.c (override_options): Call
14827 SUBTARGET_OVERRIDE_OPTIONS, if defined.
14829 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
14831 * config/i386/i386.opt (msvr3-shlib): Removed.
14833 * doc/invoke.texi: Remove -msvr3-shlib.
14835 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
14837 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
14838 with "popcnt" instruction.
14840 2007-04-13 Richard Guenther <rguenther@suse.de>
14842 PR tree-optimization/21258
14843 * tree-vrp.c (compare_case_labels): New helper.
14844 (find_switch_asserts): New function.
14845 (find_assert_locations): Call it for SWITCH_EXPRs.
14847 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
14849 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
14850 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
14851 check is now implied in X87_FLOAT_MODE_P.
14852 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
14853 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
14854 (fix_trunc<mode>_i386_fisttp): Ditto.
14855 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
14856 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
14857 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
14858 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
14859 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
14860 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
14861 (unnamed_splitters): Ditto.
14862 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
14863 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
14864 FIRST_SSE_REG for local functions when SSE math is enabled or
14865 for functions with sseregparm attribute.
14866 (standard_80387_constant_p): Return -1 if mode is not
14868 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
14869 (ix86_expand_compare): Ditto.
14870 (ix86_expand_carry_flag_compare): Ditto.
14871 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
14872 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
14873 DECIMAL_FLOAT_MODE_P.
14874 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
14875 of SCALAR_FLOAT_MODE_P.
14876 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
14877 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
14878 checks before FLOAT_MODE_P.
14879 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
14880 before FLOAT_MODE_P.
14885 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
14887 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
14888 Charles Wilson <libtool@cwilson.fastmail.fm>
14890 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
14891 (libgcc.mvars): Don't depend on them.
14892 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
14893 * exec-tool.in: New.
14895 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
14897 * doc/invoke.text (--help): Document --help=common.
14899 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
14901 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
14903 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14905 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
14906 * genemit.c (main): Emit #include "integrate.h".
14907 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
14908 (LOADGP_RTP): New mips_loadgp_style.
14909 * config/mips/mips.h: Include config/vxworks-dummy.h.
14910 (TARGET_RTP_PIC): New macro.
14911 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
14912 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
14913 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
14914 for TARGET_RTP_PIC.
14915 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
14916 -mvxworks-pic when using -mrtp and a PIC option.
14917 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
14919 (mips_symbolic_constant_p, mips_symbolic_address_p)
14920 (mips_symbol_insns): Handle SYMBOL_HALF.
14921 (override_options): Warn about -G and -mrtp being used together.
14922 Initialize mips_lo_relocs[SYMBOL_HALF].
14923 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
14924 (mips_emit_loadgp): Handle LOADGP_RTP.
14925 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
14926 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
14927 (tablejump): Handle function-relative case table entries if
14929 * config/mips/predicates.md (symbol_ref_operand): New predicate.
14931 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14933 * config/mips/mips.md (load_call<mode>): Allow any general register.
14935 (sibcall_value_internal, sibcall_value_multiple_internal)
14936 (call_value_internal, call_value_split, call_value_multiple_internal)
14937 (call_value_multiple_split): Remove constraints from operand 0.
14939 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14941 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
14942 rather than loadgp_noshared.
14943 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
14944 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
14946 * config/mips/mips.md (loadgp): Rename to...
14947 (loadgp_newabi): ...this.
14948 (loadgp_noshared): Rename to...
14949 (loadgp_absolute): ...this.
14951 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14953 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
14954 false for locally-binding symbols.
14955 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
14957 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14959 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
14960 (SYMBOL_GOT_PAGE_OFST): ...this.
14961 (SYMBOL_GOT_GLOBAL): Rename to...
14962 (SYMBOL_GOT_DISP): ...this.
14963 (SYMBOL_GOTOFF_GLOBAL): Rename to...
14964 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
14965 * config/mips/mips.c (mips_global_symbol_p): New function.
14966 (mips_symbol_binds_local_p): Likewise.
14967 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
14968 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
14969 mips_global_symbol_p and mips_symbol_binds_local_p.
14970 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
14971 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
14972 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
14973 SYMBOL_GOTOFF_DISP.
14974 (mips_ok_for_lazy_binding_p): New function.
14975 (mips_load_call_address, mips_expand_call): Use it.
14976 (mips_dangerous_for_la25_p): Likewise.
14977 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
14978 (*got_disp<mode>): Use got_disp_operand instead of
14979 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
14980 SYMBOL_GOTOFF_GLOBAL.
14981 (*got_page<mode>): Use got_page_ofst_operand instead of
14983 * config/mips/predicates.md (const_call_insn_operand): Use
14984 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
14985 (global_got_operand): Rename to...
14986 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
14988 (local_got_operand): Rename to...
14989 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
14990 of SYMBOL_GOT_LOCAL.
14992 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14994 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
14995 TARGET_CALL_CLOBBERED_GP.
14996 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14997 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
14998 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
14999 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
15000 of TARGET_ABICALLS && !TARGET_NEWABI.
15001 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15002 * config/mips/mips.c (mips_load_call_address): Check
15003 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
15004 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15005 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
15006 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
15007 TARGET_ABICALLS && TARGET_NEWABI.
15008 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
15010 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
15011 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
15012 TARGET_ABICALLS && TARGET_NEWABI.
15013 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
15014 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
15015 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
15016 whether indirect calls must use $25.
15017 (mips_extra_live_on_entry): Check TARGET_GOT instead of
15019 * config/mips/mips.md (jal_macro): Check flag_pic and
15020 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
15021 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
15022 instead of TARGET_ABICALLS.
15023 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
15024 TARGET_ABICALLS && TARGET_OLDABI.
15025 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15026 (sibcall): In the comment above the define_insn, mention
15027 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
15028 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
15029 instead of TARGET_ABICALLS.
15031 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
15033 * doc/md.texi (Blackfin family constraints): Document PA and PB.
15034 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
15035 (MACFLAGS_MATCH_P): New macro.
15036 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
15037 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
15038 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
15039 the other MACFLAG constants.
15040 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
15041 (flag_machi): Tighten constraints. Renumber some of the operands.
15042 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
15044 (flag_machi_parts_acconly): New pattern.
15045 (flag_macinithi): Tighten constraints. Allow any accumulator to be
15047 (flag_macinit1hi): Tighten constraints.
15048 (flag_mul_macv2hi_parts_acconly): New pattern.
15050 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
15051 Use a more efficient implementation.
15052 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
15053 inline sequences when not optimizing for size.
15055 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
15056 movhi_high2low): Delete, merge functionality into...
15057 (packv2hi): ... this pattern.
15059 2007-02-11 Jie Zhang <jie.zhang@analog.com>
15060 * config/bfin/bfin.opt (msim): New option.
15061 (mcpu=): New option.
15062 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
15063 (bfin_cpu_t): Typedef of enum bfin_cpu.
15064 (bfin_cpu_type): New declaration.
15065 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
15066 -msim and -mcpu= options.
15067 (LIB_SPEC): Likewise.
15068 * config/bfin/bfin.c (bfin_cpu_type): Define.
15069 (bfin_handle_option): Handle -mcpu= option.
15070 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
15071 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
15072 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
15074 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15076 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
15077 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
15078 (powerpc-wrs-vxworksae): Use ${tm_file}.
15079 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
15080 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
15081 * config/i386/vx-common.h: New file.
15083 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15085 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
15088 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
15090 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
15093 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
15097 * c-common.c (c_build_qualified_type): Set canonical type
15100 2007-04-12 Richard Guenther <rguenther@suse.de>
15102 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
15103 lower bound and element size if lower bound is not zero
15104 or either of the ARRAY_REF operands is set.
15106 2007-04-12 Richard Guenther <rguenther@suse.de>
15108 PR tree-optimization/24689
15109 PR tree-optimization/31307
15110 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
15112 * gimplify.c (canonicalize_addr_expr): To be consistent with
15113 gimplify_compound_lval only set operands two and three of
15114 ARRAY_REFs if they are not gimple_min_invariant. This makes
15115 it never at this place.
15116 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
15118 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15120 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
15121 null before emitting a .nsubspa directive.
15123 2007-04-11 Diego Novillo <dnovillo@redhat.com>
15125 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
15126 need_to_partition_p if there are no memory statements in the
15129 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15131 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
15132 (gcd_of_steps_may_divide_p): New function.
15133 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
15135 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15137 * reload.c (find_reloads_toplev, find_reloads_address,
15138 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
15139 not a pointer equality test, to decide if we need to call
15140 push_reg_equiv_alt_mem.
15142 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
15144 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
15145 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
15147 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
15149 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15151 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
15152 vector to be positive.
15154 2007-04-11 Diego Novillo <dnovillo@redhat.com>
15158 * doc/invoke.texi: Document --params max-aliased-vops and
15160 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
15161 debug_memory_partitions): Move to tree-flow.h
15162 * params.h (AVG_ALIASED_VOPS): Define.
15163 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
15165 (mp_info_t): Likewise.
15166 (get_mem_sym_stats_for): New.
15167 (set_memory_partition): Move from tree-flow-inline.h.
15168 (mark_non_addressable): Only clear the set of symbols for the
15169 partition if it exists.
15170 (dump_memory_partitions): Move from tree-ssa-operands.c
15171 (debug_memory_partitions): Likewise.
15172 (need_to_partition_p): New.
15173 (dump_mem_ref_stats): New.
15174 (debug_mem_ref_stats): New.
15175 (dump_mem_sym_stats): New.
15176 (debug_mem_sym_stats): New.
15177 (update_mem_sym_stats_from_stmt): New.
15178 (compare_mp_info_entries): New.
15179 (mp_info_cmp): Call it.
15180 (sort_mp_info): Change argument to a list of mem_sym_stats_t
15182 (get_mpt_for): Move from tree-ssa-operands.c.
15183 (find_partition_for): New.
15184 (create_partition_for): Remove.
15185 (estimate_vop_reduction): New.
15186 (update_reference_counts): New.
15187 (build_mp_info): New.
15188 (compute_memory_partitions): Refactor.
15189 Document new heuristic.
15190 Call build_mp_info, update_reference_counts,
15191 find_partition_for and estimate_vop_reduction.
15192 (compute_may_aliases): Populate virtual operands before
15193 calling debugging dumps.
15194 (delete_mem_sym_stats): New.
15195 (delete_mem_ref_stats): New.
15196 (init_mem_ref_stats): New.
15197 (init_alias_info): Call it.
15198 (maybe_create_global_var): Remove alias_info argument.
15199 Get number of call sites and number of pure/const call sites
15200 from gimple_mem_ref_stats().
15201 (dump_alias_info): Call dump_memory_partitions first.
15202 (dump_points_to_info_for): Show how many times a pointer has
15204 * opts.c (decode_options): For -O2 set --param
15205 max-aliased-vops to 500.
15206 For -O3 set --param max-aliased-vops to 1000 and --param
15207 avg-aliased-vops to 3.
15208 * fortran/options.c (gfc_init_options): Remove assignment to
15210 * tree-flow-inline.h (gimple_mem_ref_stats): New.
15211 * tree-dfa.c (dump_variable): Dump memory reference
15213 Dump NO_ALIAS* settings.
15214 (referenced_var_lookup): Tidy.
15215 (mem_sym_stats): New.
15216 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
15217 and ORIG are different SSA names for a memory partition.
15218 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
15219 * tree-flow.h (struct mem_sym_stats_d): Define.
15220 (mem_sym_stats_t): Define.
15221 (struct mem_ref_stats_d): Define.
15222 (struct gimple_df): Add field mem_ref_stats.
15223 (enum noalias_state): Define.
15224 (struct var_ann_d): Add bitfield noalias_state.
15225 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
15226 debug_mem_ref_stats, debug_memory_partitions,
15227 debug_mem_sym_stats): Declare.
15228 * tree-ssa-structalias.c (update_alias_info): Update call
15229 sites, pure/const call sites and asm sites in structure
15230 returned by gimple_mem_ref_stats.
15231 Remove local variable IS_POTENTIAL_DEREF.
15232 Increase NUM_DEREFS if the memory expression is a potential
15234 Call update_mem_sym_stats_from_stmt.
15235 If the memory references memory, call
15236 update_mem_sym_stats_from_stmt for all the direct memory
15237 symbol references found.
15238 (intra_create_variable_infos): Set noalias_state field for
15239 pointer arguments according to the value of
15240 flag_argument_noalias.
15241 * tree-ssa-structalias.h (struct alias_info): Remove fields
15242 num_calls_found and num_pure_const_calls_found.
15243 (update_mem_sym_stats_from_stmt): Declare.
15244 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
15245 Set default value to 100.
15246 (PARAM_AVG_ALIASED_VOPS): Define.
15248 2007-04-11 Richard Guenther <rguenther@suse.de>
15250 PR middle-end/31530
15251 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
15252 a * -b + c as c - a * b if we honor sign dependent rounding.
15254 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15256 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
15257 bfin_expand_strmov.
15258 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
15259 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
15261 (initialize_trampoline): Don't use old-style function definition.
15262 (bfin_secondary_reload): Mark IN_P argument as unused.
15264 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
15266 PR tree-optimization/31343
15267 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
15268 (build_polynomial_chrec): Return a scalar when the evolution is zero.
15269 * testsuite/gcc.dg/vect/pr31343.c: New.
15271 2007-04-10 Eric Christopher <echristo@apple.com>
15273 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
15274 * config/i386/i386.md (*cmpfp0): Use.
15275 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
15276 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
15277 (fix_trunc<mode>_i386_fisttp): Ditto.
15278 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
15279 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
15280 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
15281 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
15282 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
15283 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
15284 (unnamed_splitters): Ditto.
15285 * config/i386/i386.c (output_fix_trunc): Assert that
15286 we're not being passed a TFmode operand.
15288 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
15290 PR tree-optimization/31526
15291 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
15292 n_basic_blocks to find newly added blocks.
15294 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
15296 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
15298 (fix_trunc<mode>si_sse): Ditto.
15299 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
15300 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
15301 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
15302 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
15303 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
15304 expander using SSEMODEF mode macro.
15305 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
15306 expander using SSEMODEF mode macro.
15307 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
15308 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
15309 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
15310 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
15311 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
15312 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
15313 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
15314 Macroize insn using X87MODEF mode macro.
15316 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
15318 * config/i386/sse.md (sse2_pinsrw): Removed.
15319 (sse2_pextrw): Renamed to ...
15320 (*sse2_pextrw): This.
15322 2007-04-09 Jan Hubicka <jh@suse.cz>
15325 * config/i386/sse.md
15326 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
15327 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
15328 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
15329 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
15331 2007-04-09 Jan Hubicka <jh@suse.cz>
15333 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
15334 multiple fields of union.
15336 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
15338 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
15339 (create_preheaders): Check that loops are available.
15340 (fix_loop_structure): Clean up, improve comments.
15341 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
15342 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
15344 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
15345 * predict.c (tree_estimate_probability): Do not call
15346 calculate_dominance_info. Call create_preheaders.
15347 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
15348 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
15350 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
15351 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
15352 * tree-cfg.c (tree_split_edge): Make an assert more precise.
15353 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
15356 2007-04-08 Jan Hubicka <jh@suse.cz>
15358 * tree.h (maybe_fold_offset_to_component_ref): Declare.
15359 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
15360 * fold-const.c (fold_unary): Use it.
15362 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15364 * varasm.c (assemble_variable): Remove call to
15365 lang_hooks.decls.prepare_assemble_variable.
15366 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
15367 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
15368 * langhooks.h (lang_hooks_for_decls): Remove
15369 prepare_assemble_variable.
15371 2007-04-08 Mike Stump <mrs@apple.com>
15373 * config/i386/i386.c: Use inc/dec on Core2.
15375 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
15377 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
15378 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
15379 lhd_tree_inlining_end_inlining): Remove.
15380 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
15381 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
15382 end_inlining hooks.
15383 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
15384 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
15385 lhd_tree_inlining_end_inlining): Remove prototypes.
15386 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
15387 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
15388 LANG_HOOKS_TREE_INLINING_START_INLINING,
15389 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
15391 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
15394 2007-04-08 Anatoly Sokolov <aesok@post.ru>
15397 * config/avr/predicates.md (io_address_operand): Delete predicate.
15398 (low_io_address_operand): Don't use 'mode' argument.
15399 (higth_io_address_operand): Rename ...
15400 (high_io_address_operand): ... to this. Don't use 'mode' argument.
15401 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
15404 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
15406 Revert change removing staticp.
15408 2007-04-07 Anatoly Sokolov <aesok@post.ru>
15411 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
15414 2007-04-07 Bruce Korb <bkorb@gnu.org>
15416 * c.opt: Add -Wformat-contains-nul.
15417 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
15419 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
15420 the NUL byte warning.
15422 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
15424 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
15426 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
15428 * tree.c (staticp): No longer use staticp langhook.
15429 * langhooks.c (lhd_staticp): Removed.
15430 * langhooks.h (struct lang_hooks): Remove staticp.
15431 * c-common.c (c_staticp): Remove.
15432 * c-common.h (c_staticp): Ditto.
15433 * langhooks-defs.h (lhd_staticp): Ditto.
15434 (LHD_HOOKS_STATICP): Ditto
15435 * tree.h (gcc_assert_lowered): New macro.
15437 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
15439 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
15440 argument "reliable".
15441 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
15442 Add argument "reliable". Propagate it through calls.
15443 (infer_loop_bounds_from_undefined): Derive number of iterations
15444 estimates from references in blocks that do not dominate loop latch.
15445 (gcov_type_to_double_int): New function.
15446 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
15447 and expected_loop_iterations_unbounded.
15448 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
15449 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
15450 * tree-data-ref.c (estimated_loop_iterations): Export.
15451 (get_references_in_stmt): Fix -- do not return addresses of local
15453 * cfgloop.h (expected_loop_iterations_unbounded,
15454 estimated_loop_iterations): Declare.
15456 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
15458 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
15460 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
15462 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
15463 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
15464 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
15465 Use output_387_reg_move().
15466 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
15467 expander using X87MODEF12 mode macro.
15468 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
15469 choosing register preferences. Use output_387_reg_move().
15470 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
15471 instead of "x". Use output_387_reg_move().
15472 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
15473 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
15474 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
15475 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
15476 Use output_387_reg_move().
15477 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
15479 (*truncxf?f_i387 splitter): Ditto.
15481 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
15483 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
15484 LANG_HOOKS_SAFE_FROM_P.
15485 * expr.c (safe_from_p): Remove langhook call.
15486 * langhooks.h (lang_hooks): Remove safe_from_p.
15487 (lhd_safe_from_p): Remove prototype.
15488 * langhooks.c (lhd_safe_from_p): Remove.
15490 2007-04-06 Jan Hubicka <jh@suse.cz>
15492 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
15495 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
15497 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
15498 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
15499 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
15500 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
15502 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
15503 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
15505 2007-04-05 Richard Henderson <rth@redhat.com>
15507 * config/alpha/alpha.c (print_operand) [+]: Remove.
15508 (alpha_end_function): Print nop if call at end of function.
15509 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
15510 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
15511 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
15512 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
15513 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
15514 the call pattern. Update peepholes to match.
15516 2007-04-05 Janis Johnson <janis187@us.ibm.com>
15518 * doc/extend.texi (Other Builtins): Add decimal float variants
15520 * builtins.def: Ditto.
15521 * builtins.c (expand_builtin): Ditto.
15523 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
15524 H.J. Lu <hongjiu.lu@intel.com>
15527 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
15528 of V8HImode when calling ix86_binary_operator_ok.
15529 (sse2_pmaddwd): Call ix86_binary_operator_ok.
15530 (sdot_prodv8hi): Operands 1 and 2 must be register.
15532 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15534 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
15535 initialize align to silence bogus warning.
15537 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15539 PR middle-end/22156
15540 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
15542 (struct sra_walk_fns): Remove use_all parameter from use.
15543 (sra_hash_tree): Handle BIT_FIELD_REFs.
15544 (sra_elt_hash): Don't hash bitfld blocks.
15545 (sra_elt_eq): Skip them in parent compares as well. Handle
15547 (sra_walk_expr): Don't maintain or pass down use_all_p.
15548 (scan_use): Remove use_all parameter.
15549 (scalarize_use): Likewise. Re-expand assignment to
15550 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
15551 output, and re-scalarize after output. Don't mark anything
15553 (scalarize_ldst): Adjust.
15554 (scalarize_walk_gimple_modify_statement): Likewise.
15555 (build_element_name_1): Handle BIT_FIELD_REFs.
15556 (instantiate_element): Don't warn for any element whose parent
15557 is used as a whole.
15558 (instantiate_missing_elements_1): Return the sra_elt.
15559 (canon_type_for_field): New.
15560 (try_instantiate_multiple_fields): New.
15561 (instantiate_missing_elemnts): Use them.
15562 (mark_no_warning): Removed.
15563 (generate_one_element_ref): Handle BIT_FIELD_REFs.
15564 (REPLDUP, sra_build_elt_assignment): New.
15565 (generate_copy_inout): Use them.
15566 (generate_element_copy): Likewise. Handle bitfld differences.
15567 (generate_element_zero): Don't recurse for blocks. Use
15568 sra_build_elt_assignment.
15569 (generate_one_element_int): Take elt instead of var. Use
15570 sra_build_elt_assignment.
15571 (generate_element_init_1): Adjust.
15572 (scalarize_use, scalarize_copy): Use REPLDUP.
15573 (scalarize_ldst): Move assert before dereference.
15574 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
15576 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
15578 * regmove.c: Fix unused variable warnings due to previous commit.
15580 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
15582 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
15583 (regmove_bb_head): Remove.
15584 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
15585 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
15586 problems with fixup_match_1.
15587 Don't initialize/free regmove_bb_head.
15589 (reg_is_remote_constant_p): If an insn is in the same basic block
15590 but not before INSN, consider it remote, too.
15592 2007-04-05 Anatoly Sokolov <aesok@post.ru>
15595 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
15596 DECL_ASSEMBLER_NAME, not the DECL_NAME.
15598 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
15600 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
15601 (CONDITIONAL_REGISTER_USAGE): Likewise.
15603 2007-04-04 Richard Henderson <rth@redhat.com>
15605 * config/alpha/lib1funcs.asm: Remove unused file.
15607 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
15610 * opts.c (print_specific_help): Fix --help=<language>
15612 (common_handle_option): Support --help=common.
15614 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
15617 * gcc.c (main): Do not run the linker if
15618 print_subprocess_help indicates that it shouldn't be
15621 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
15624 * doc/invoke.texi (--help=): Document <languages> value, fix
15625 formatting in tables of values.
15627 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
15629 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
15630 dllimport attribute of virtual methods.
15632 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
15634 * config/score/crti.asm: Change _bss_start to __bss_start.
15635 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
15636 (OUTGOING_REG_PARM_STACK_SPACE) update.
15637 * config/score/score.opt: add options to make backend support
15638 score5, score5u, score7 and score7d.
15639 * config/score/score.md: Likewise.
15640 * config/score/misc.md: Likewise.
15641 * config/score/mac.md: Likewise.
15642 * doc/invoke.texi: Likewise.
15643 * doc/md.texi: update constraints define.
15645 2007-04-03 Richard Henderson <rth@redhat.com>
15647 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
15648 an appropriate type, use the mode instead.
15650 2007-04-03 Richard Sandiford <richard@codesourcery.com>
15652 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
15653 Set the default --with-arch setting to mips2.
15654 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
15655 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
15656 (MULTILIB_OSDIRNAMES): Delete.
15657 (MULTILIB_DIRNAMES): Define.
15658 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
15659 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
15660 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
15661 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
15662 VXWORKS_OS_CPP_BUILTINS.
15663 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
15664 (MIPS_DEBUGGING_INFO): Undefine.
15665 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
15667 2007-04-03 Jakub Jelinek <jakub@redhat.com>
15669 PR middle-end/30704
15670 * fold-const.c (native_encode_real): Encode real.c provided longs
15671 as a series of 32-bit native integers.
15672 (native_interpret_real): Interpret buffer as a series of 32-bit
15675 2007-04-03 Richard Guenther <rguenther@suse.de>
15677 * genpreds.c (write_insn_constraint_len): Write function
15678 optimized for CONSTRAINT_LEN implementation.
15679 (write_tm_preds_h): Output insn_constraint_len inline and
15680 use it for CONSTRAINT_LEN.
15681 (write_insn_preds_c): Don't output insn_constraint_len.
15682 * doc/md.texi (define_register_constraint): Document multi-letter
15683 constraints shall have the same length if they start with the same
15686 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
15689 * config/i386/i386.md (isinf<mode>2): Expand only when
15690 TARGET_C99_FUNCTIONS is set.
15692 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
15694 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
15695 (x86_64-*-linux*): Ditto.
15696 * config/i386/i386.opt (mpc): New option.
15697 * config/i386/i386.c (overrride_options): Handle
15698 ix87_precision_string.
15699 * config/i386/crtprec.c: New file.
15700 * config/i386/t-crtpc: Ditto.
15701 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
15702 and -mpc80 options.
15703 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
15704 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
15705 crtprec32.o, crtprec64.o and crtprec80.o.
15707 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
15708 and -mpc80 options.
15709 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
15711 2007-04-02 Eric Christopher <echristo@apple.com>
15713 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
15714 limitations on darwin.
15716 2007-04-02 Anatoly Sokolov <aesok@post.ru>
15719 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
15721 2007-04-02 Dave Korn <dave.korn@artimi.com>
15723 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
15725 2007-04-02 Dave Korn <dave.korn@artimi.com>
15727 * libgcc2.h (exception_descriptor): Don't forward-declare.
15728 (__get_eh_table_language, __get_eh_table_version): Delete
15729 prototypes of long-dead functions.
15731 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
15733 * ebitmap.h: New file
15734 * ebitmap.c: New file
15735 * Makefile.in (ebitmap.o): New target.
15737 2007-04-01 Jan Hubicka <jh@suse.cz>
15739 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
15740 before very first instruction.
15742 2007-04-01 Jan Hubicka <jh@suse.cz>
15744 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
15745 waring on 64bit hosts.
15746 * bitmap.h: Fix typo in bitmap_head_def.
15748 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
15750 PR rtl-optimization/31391
15751 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
15752 into a DELETED_LABEL note, and the label is in an empty basic
15753 block, update BB_END as well as BB_HEAD.
15755 2007-04-01 Richard Henderson <rth@redhat.com>
15757 PR tree-optimization/31169
15758 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
15759 to varying if the range is outside [0, prec-1].
15761 2007-04-01 Richard Sandiford <richard@codesourcery.com>
15764 * config/mips/mips.md (load_const_gp): New insn.
15765 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
15766 the MIPS16 GP pseudo register if no_new_pseudos.
15767 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
15769 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
15772 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
15774 (call_value): Likewise.
15776 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
15777 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15780 * doc/invoke.texi: (optimization options): Reword description
15781 of -ffast-math. Document its primary purpose.
15783 2007-03-31 Richard Guenther <rguenther@suse.de>
15785 * omp-low.c (splay-tree.h): Include.
15786 (lookup_decl): Replace splay-tree usage by pointer-map.
15787 (maybe_lookup_decl): Likewise.
15788 (new_omp_context): Likewise.
15789 (delete_omp_context): Likewise.
15790 * gimplify.c (splay-tree.h): Include.
15791 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
15793 (remap_ssa_name): Likewise.
15794 (remap_decl): Likewise.
15795 (remap_type_1): Likewise.
15796 (remap_type): Likewise.
15797 (copy_body_r): Likewise.
15798 (expand_call_inline): Likewise.
15799 (clone_body): Likewise.
15800 (copy_tree_r): Likewise.
15801 (remap_save_expr): Likewise.
15802 (unsave_r): Likewise.
15803 (unsave_expr_now): Likewise.
15804 (tree_function_versioning): Likewise.
15805 (build_duplicate_type): Likewise.
15806 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
15807 (struct copy_body_data): Replace splay-tree by pointer-map.
15808 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
15809 not $(SPLAY_TREE_H).
15810 (gimplify.o): Depend on $(SPLAY_TREE_H).
15811 (omp-low.p): Likewise.
15813 2007-03-31 Anatoly Sokolov <aesok@post.ru>
15815 * config/avr/predicates.md (even_register_operand,
15816 odd_register_operand): New predicates.
15817 * config/avr/avr.md (movw peephole2): New.
15818 (movw_r peephole2): New.
15820 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
15822 * tree.h (get_signed_or_unsigned_type): New.
15823 * fold-const.c (operand_equal_for_comparison_p): Use
15824 get_signed_or_unsigned_type instead of
15825 lang_hooks.types.signed_or_unsigned_type.
15826 * expr.c (store_expr): Ditto.
15827 * langhooks.c (get_signed_or_unsigned_type): New.
15828 (lhd_signed_or_unsigned_type): New.
15829 * langhooks.h (lhd_signed_or_unsigned_type): New.
15830 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
15832 2007-03-30 Richard Henderson <rth@redhat.com>
15834 * tree-ssa-loop-ivopts.c: Include target.h.
15835 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
15836 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
15837 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
15838 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
15840 2007-03-30 Richard Henderson <rth@redhat.com>
15841 Kai Tietz <kai.tietz@onevision.com>
15843 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
15844 default for 64-bit.
15845 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
15846 (TARGET_64BIT_MS_ABI): New.
15847 (DBX_REGISTER_NUMBER): Handle 64-bit.
15848 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
15849 (LONG_TYPE_SIZE): Force to 32.
15850 (REG_PARM_STACK_SPACE): New.
15851 (OUTGOING_REG_PARM_STACK_SPACE): New.
15852 (REGPARM_MAX, SSE_REGPARM_MAX): New.
15853 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
15854 (STACK_BOUNDARY): Use 128 for 64-bit.
15855 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
15856 Add 64-bit implementation.
15857 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
15859 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
15860 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
15861 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
15862 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
15863 (ix86_handle_cconv_attribute): Don't warn when ignoring if
15864 TARGET_64BIT_MS_ABI.
15865 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
15866 (ix86_pass_by_reference): Likewise.
15867 (ix86_function_value_regno_p): Likewise.
15868 (ix86_build_builtin_va_list): Likewise.
15869 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
15870 (function_arg_advance_ms_64): New.
15871 (function_arg_advance): Call it.
15872 (function_arg_ms_64): New.
15873 (function_arg): Call it.
15874 (function_value_ms_64): New.
15875 (ix86_function_value_1): Call it.
15876 (return_in_memory_ms_64): New.
15877 (ix86_return_in_memory): Call it.
15878 (setup_incoming_varargs_ms_64): New.
15879 (ix86_setup_incoming_varargs): Call it.
15880 (ix86_expand_prologue): Handle 64-bit stack probing.
15881 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
15882 (output_pic_addr_const): Likewise.
15883 (x86_this_parameter): Likewise.
15884 (x86_output_mi_thunk): Likewise.
15885 (x86_function_profiler): Likewise.
15886 (TARGET_STRICT_ARGUMENT_NAMING): New.
15887 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
15888 (TARGET_64BIT_MS_ABI): New.
15889 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
15890 * config/i386/i386.md (allocate_stack_worker): Remove.
15891 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
15892 describe the clobber of eax without a match_scratch.
15893 (allocate_stack_worker_postreload): Remove.
15894 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
15895 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
15896 (allocate_stack_worker_rex64_postreload): Remove.
15897 (allocate_stack): Handle 64-bit.
15898 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
15899 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
15900 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
15901 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
15902 (STANDARD_STARTFILE_PREFIX_1): Likewise.
15903 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
15904 * config.build (x86_64-*-mingw*): New host.
15905 * config.host (x86_64-*-mingw*): New host.
15906 * config.gcc (x86_64-*-mingw*): New target.
15907 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
15909 2007-03-30 Richard Henderson <rth@redhat.com>
15910 Kai Tietz <kai.tietz@onevision.com>
15912 * c-pragma.c (struct def_pragma_macro_value): New.
15913 (struct def_pragma_macro): New.
15914 (pushed_macro_table): New.
15915 (dpm_hash, dpm_eq): New.
15916 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
15917 (init_pragma): Install them.
15918 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
15920 2007-03-30 Anatoly Sokolov <aesok@post.ru>
15922 * config/avr/avr.c (avr_override_options): Clear
15923 'flag_delete_null_pointer_checks'.
15925 2007-03-30 Paolo Carlini <pcarlini@suse.de>
15928 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
15929 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
15930 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
15931 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
15932 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
15933 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
15934 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
15936 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
15938 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
15940 * regmove.c: Move all of pass_stack_adjustments from here...
15941 * combine-stack-adj.c: ...to this new file.
15942 * Makefile.in: Add rules for combine-stack-adj.o.
15944 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
15946 PR tree-optimization/31383
15947 * tree-data-ref.c (affine_function_equal_p): Do not require the
15948 vectors to have the same length.
15950 2007-03-30 Jan Hubicka <jh@suse.cz>
15952 PR middle-end/30700
15953 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
15954 availablility; add more sanity checking; ask varpool only about
15957 2007-03-29 Richard Henderson <rth@redhat.com>
15959 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
15960 to decide, but __SIZEOF_LONG_LONG__.
15962 2007-03-29 Richard Henderson <rth@redhat.com>
15964 * emutls.c (struct __emutls_array): New.
15965 (emutls_destroy): Use it instead of casting element 0 from void*.
15966 (__emutls_get_address): Likewise.
15968 2007-03-29 Richard Henderson <rth@redhat.com>
15970 * varasm.c (initializer_constant_valid_p): Don't deny
15971 DECL_DLLIMPORT_P on functions.
15973 * config/i386/cygming.h: Remove function declarations.
15974 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
15975 (ASM_OUTPUT_LABELREF): Remove.
15976 (COMMON_ASM_OP): Remove.
15977 (ASM_OUTPUT_COMMON): Remove.
15978 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
15979 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
15980 (ASM_DECLARE_FUNCTION_NAME): Likewise.
15981 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
15982 Rename from TARGET_ENCODE_SECTION_INFO.
15983 * config/i386/netware.h: Likewise.
15984 * config/i386/i386-protos.h: Update.
15985 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
15986 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
15987 (legitimate_constant_p): Reject dllimports.
15988 (dllimport_map, get_dllimport_decl): New.
15989 (legitimize_dllimport_symbol): New.
15990 (legitimize_address, ix86_expand_move): Use it.
15991 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
15992 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
15993 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
15994 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
15995 * config/i386/predicates.md (constant_call_address_operand): Only
15996 accept symbols; reject dllimport_p symbols.
15997 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
15998 i386_pe_maybe_record_exported_symbol.
15999 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
16000 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
16001 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
16002 trust the setting of DECL_DLLIMPORT_P.
16003 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
16004 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
16005 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
16006 tidy the argument scanning loop.
16007 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
16008 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
16009 (i386_pe_strip_name_encoding): Remove.
16010 (i386_pe_binds_local_p): New.
16011 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
16012 (i386_pe_output_labelref): Remove.
16013 (i386_pe_asm_output_aligned_decl_common): New.
16014 (i386_pe_maybe_record_exported_symbol): Rename from
16015 i386_pe_record_exported_symbol; check for dllexported symbols.
16017 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
16019 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
16020 add comment explaining why vsnprintf cannot be used.
16022 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
16024 PR tree-optimization/30666
16025 * tree.c (build_complex_type): When creating type names for DWARF2
16026 debug info, create TYPE_DECLs for TYPE_NAME instead of
16028 (build_common_tree_nodes_2): Use build_complex_type when building
16029 predefined complex types, to preserve canonical types.
16031 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
16033 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
16034 (noce_get_alt_condition): Look at it to determine whether to
16035 reverse the condition or not.
16036 (noce_get_condition): Substitute the truth for lies.
16037 (noce_find_if_block): Set the then_else_reversed field.
16039 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
16041 * config/fr30/fr30.md (movdi): Do not accept immediates as the
16042 destination of this insn.
16043 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
16044 than calling gen_rtx_SET directly. Use r0 to hold the value of
16045 'address + 4' rather than a stack based temporary which can be
16046 mis-optimized away.
16048 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
16050 * config/s390/s390.c (s390_secondary_input_reload_class,
16051 s390_secondary_output_reload_class): Functions removed.
16052 (s390_secondary_reload): New function.
16053 (TARGET_SECONDARY_RELOAD): Target macro defined.
16054 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
16055 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
16056 * config/s390/s390.md ("reload_outti", "reload_outdi",
16057 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
16058 "reload_out<mode>"): Expanders removed.
16059 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
16060 "reload<mode>_nonoffmem_out"): Expanders added.
16062 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
16064 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
16065 action if SRC->DEST replacement failed anyway.
16067 2007-03-28 Mike Stump <mrs@apple.com>
16069 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
16070 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
16071 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
16073 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16075 * config.gcc: Accept barcelona as a variant of amdfam10.
16076 * config/i386/i386.c (override_options): Likewise.
16077 * doc/invoke.texi: Likewise.
16079 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
16081 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
16082 offsets for BIT_FIELD_REF and COMPONENT_REF.
16084 2007-03-28 Richard Guenther <rguenther@suse.de>
16086 * tree.c (is_global_var): Move ...
16087 * tree-flow-inline.h (is_global_var): ... here.
16088 * tree.h (is_global_var): Remove declaration.
16090 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
16092 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
16094 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
16095 * config/i386/i386.c (ix86_tune_features): Initialize new
16097 * config/i386/predicates.md (promotable_binary_operator): Use
16098 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
16100 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
16103 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
16105 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
16107 * config/fr30/fr30.md (movsi_internal): Change destination
16108 constraint from m to V and add m to the end.
16110 2007-03-28 Christian Bruel <christian.bruel@st.com>
16112 * config/sh/sh.md (movsi_i): Fix type attribute.
16114 2007-03-28 Christian Bruel <christian.bruel@st.com>
16116 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
16117 (movsf_ie): Likewise.
16119 2007-03-28 Christian Bruel <christian.bruel@st.com>
16121 * config.gcc: Add sh4-300 to multilib.
16122 * config/sh/t-mlib-sh4-300: New file.
16124 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
16126 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
16127 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
16128 fix_trunc<mode>di2.
16129 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
16130 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
16131 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
16132 "fixuns_trunctddi2"): Whitespace fix.
16134 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
16136 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
16137 the definition of struct sh_args.
16138 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
16139 CALL_COOKIE_INT_REG_GET): Likewise.
16141 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
16143 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
16144 transformations are applied successfully.
16146 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
16148 * tree.c (tree_contains_struct): Permit 512 tree codes.
16149 * tree.h (tree_contains_struct): Ditto.
16150 (MAX_TREE_CODES): Ditto.
16151 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
16152 SPARE member to store remaining padding bits.
16154 2007-03-27 Anatoly Sokolov <aesok@post.ru>
16156 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
16159 2007-03-27 Janis Johnson <janis187@us.ibm.com>
16161 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
16162 * configure: Regenerate.
16164 * configure: Regenerate using the correct version of autoconf.
16166 2007-03-27 Anatoly Sokolov <aesok@post.ru>
16168 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
16170 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
16171 regs to "__SP_L__" and "__SP_H__".
16173 2007-03-27 Richard Guenther <rguenther@suse.de>
16175 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
16176 computations with it with a HOST_WIDE_INT variable.
16178 2007-03-26 Mike Stump <mrs@apple.com>
16180 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
16181 objective-c-header, objective-c++-header and objc++-cpp-output
16183 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
16185 2007-03-26 Richard Henderson <rth@redhat.com>
16188 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
16189 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
16190 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
16191 IX86_BUILTIN_PSRLQ128): New.
16192 (ix86_init_mmx_sse_builtins): Add them.
16193 (ix86_expand_builtin): Expand them.
16194 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
16195 operand 2 be TImode.
16196 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
16197 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
16198 _mm_srli_epi64): Mark __B const.
16199 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
16200 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
16201 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
16202 new two-vector shift builtins.
16204 2007-03-26 Ian Lance Taylor <iant@google.com>
16206 PR tree-optimization/31345
16207 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
16208 [+INF, +INF(OVF)] into VARYING.
16210 2007-03-26 Zack Weinberg <zackw@panix.com>
16212 * gengtype-parse.c: New file.
16213 * gengtype-yacc.y: Delete.
16214 * gengtype-lex.l: Don't include gengtype-yacc.h.
16215 Define YY_DECL and yyterminate appropriately for recursive
16216 descent parser. yylval is now a string out-parameter to yylex.
16217 (HWS, EOID): New shorthand.
16218 (IWORD): Add a couple more types.
16219 (yylex): Add a setup stanza. Remove the complex rules for
16220 detecting GTY'ed types and typedefs; replace with simple
16221 keyword detectors. Adjust everything for the changed
16222 definition of yylval. Ignore all pp-directives, not just #define.
16224 (parse_file): Rename yybegin; do not call yyparse.
16226 * gengtype.c (xasprintf): Export again.
16227 (this_file): New. Use everywhere __FILE__ was being used.
16228 (get_lang_bitmap): Special case types defined in gengtype.c.
16229 (do_typedef, new_structure): Suppress definition of certain types.
16230 (new_structure): Improve diagnostics of duplicate definitions.
16231 Make sure location_s is associated with input.h.
16232 (nreverse_pairs, define_location_structures): New functions.
16233 (main): Improve tagging of kludge types. Remove old kludges
16234 for input.h types; use define_location_structures.
16235 * gengtype.h: Update prototypes. Define token codes here.
16236 * Makefile.in: Remove all references to gengtype-yacc.
16237 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
16239 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
16240 add GTY((skip)) to the field that's only conditionally there.
16241 * doc/install.texi: Document that Bison is no longer required
16242 unless building treelang.
16244 * gengtype.c: Don't include gtyp-gen.h.
16245 (srcdir): Declare here.
16246 (base_files, lang_dir_names): Allocate dynamically.
16247 (gt_files, num_gt_files, num_lang_dirs): New globals.
16248 (measure_input_list, read_input_line, read_input_list)
16249 (set_lang_bitmap): New functions.
16250 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
16251 simplify, relying on read_input_list to set up the bitmaps.
16252 (main): Arguments are no longer unused. Check for correct number
16253 of command line arguments, set srcdir and srcdir_len, then call
16254 read_input_list, before doing anything else. No need to worry
16255 about duplicates in main loop.
16256 * configure.ac: Simplify the calculation of all_gtfiles.
16257 Put language tags in there. Don't set or substitute
16258 all_gtfiles_files_langs or all_gtfiles_files_frags.
16259 * Makefile.in: Revamp the way gengtype is invoked, now that it
16260 takes a file on its command line with a much simpler format.
16261 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
16262 (GTFILES): Remove duplicates and C source files.
16263 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
16264 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
16265 * configure: Regenerate.
16267 * gengtype.h: Remove all type definitions to gengtype.c; leave
16268 only definitions of options_p, type_p, and pair_p as opaque
16269 pointers. Update prototypes.
16270 * gengtype.c: Many type definitions moved here from gengtype.h.
16271 Consolidate type definitions at the top of the file.
16272 (xvasprintf): Delete.
16273 (xasprintf): Make static.
16274 (create_nested_pointer_option): Add 'next' parameter.
16275 (create_field_all, create_field_at): New functions.
16276 (create_field): Now a thin wrapper around create_field_all.
16277 (create_optional_field): Rename create_optional_field_ and add
16278 line argument. Original name is now a macro which supplies
16280 (oprintf): Use vsnprintf directly.
16281 (close_output_files): Use fatal rather than perror/exit.
16282 (note_def_vec, note_def_vec_alloc): Use create_field_at.
16283 (main): Set progname. Don't use exit.
16284 * gengtype-yacc.y (struct_fields): Use create_field_at.
16285 (option, optionseqopt): Delete.
16286 (optionseq): Consolidate productions from option here so we
16287 can use the first argument to create_option.
16289 * gengtype-lex.l: Distinguish unions from structures in the
16290 token type. Don't call find_structure; return the tag as a string.
16291 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
16292 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
16293 string. Reorganize typedef_struct production accordingly.
16294 Use create_nested_ptr_option.
16295 * gengtype.c (create_nested_ptr_option): New function.
16296 * gengtype.h: Declare it.
16298 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
16299 (string_type): Don't declare.
16300 (do_scalar_typedef): Declare.
16301 (create_scalar_type): Update prototype.
16302 * gengtype.c (string_type): Make static.
16303 (scalar_nonchar, scalar_char): New.
16304 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
16305 (resolve_typedef): Use scalar_nonchar for error recovery.
16306 (create_scalar_type): Remove name_len field. Return scalar_char
16307 or scalar_nonchar as appropriate.
16308 (adjust_field_type): Look at scalar_is_char boolean to decide whether
16309 to use string_type.
16310 (throughout): Use scalar_nonchar instead of calling
16311 create_scalar_type, whenever possible.
16312 (main): Initialize scalar_char and scalar_nonchar before calling
16314 * gengtype-lex.l: Adjust for removal of second argument to
16315 create_scalar_type. Use yylval.s instead of yylval.t when
16317 * gengtype-yacc.y: Type of SCALAR is string. Call
16318 create_scalar_type from type:SCALAR rule. Adjust for removal of
16319 second argument to create_scalar_type.
16321 * vec.h: Remove all #if IN_GENGTYPE blocks.
16322 Add comment saying that changes may require adjustments to gengtype.
16323 * gengtype.c: Don't include coretypes.h or tm.h.
16324 Add comment to inclusion of errors.h.
16325 (note_def_vec, note_def_vec_alloc): New functions.
16326 * gengtype.h: Declare new functions.
16327 * gengtype-lex.l: Don't include coretypes.h.
16328 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
16330 (update_lineno): Remove unnecessary prototype.
16331 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
16332 (VEC rule): Just return VEC_TOKEN.
16333 * gengtype-yacc.y (VEC_TOKEN): New token type.
16334 (type): Add a production for VEC(a,b).
16335 * Makefile.in: Update dependencies.
16337 * gengtype-lex.l: Remove rules for parsing pointer-to-function
16338 typedefs that use the old PARAMS macro.
16340 * gengtype-lex.l: Remove all rules and states relating to yacc
16342 * gengtype-yacc.y: Similarly.
16343 * gengtype.c (note_yacc_type): Delete function.
16344 * gengtype.h: Update prototypes.
16346 2007-03-26 Joseph Myers <joseph@codesourcery.com>
16348 * tree-pretty-print.c (dump_generic_node): Report precision of
16349 unnamed integer types.
16351 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
16353 * ifcvt.c (noce_try_store_flag_constants): Don't check
16354 no_new_pseudos here.
16355 (noce_try_store_flag_constants): Don't check no_new_pseudos.
16356 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
16357 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
16358 noce_try_sign_mask): Likewise.
16359 (if_convert): Check no_new_pseudos here.
16361 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
16363 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
16364 (noce_get_condition): Handle new then_else_reversed argument.
16365 (noce_init_if_info): Remove, fold into noce_find_if_block.
16366 (noce_process_if_block): Take a struct noce_if_info as the
16367 argument. Don't set up one based on ce_if_info. Update pointer
16368 references accordingly.
16369 (cond_move_process_if_block): Likewise.
16370 (process_if_block): Removed.
16371 (find_if_block): Removed. Move functionality two new functions,
16372 noce_find_if_block and cond_exec_find_if_block.
16373 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
16374 blocks and the symmetric IF-ELSE-JOIN case.
16375 (cond_exec_find_if_block): Also new function mostly based on old
16376 find_if_block and process_if_block.
16377 (find_if_header): Replace find_if_block call with separately
16378 guarded calls to noce_find_if_block and cond_exec_find_if_block.
16379 (find_cond_trap): Update noce_get_condition call.
16380 (dead_or_predicable): Likewise.
16382 2007-03-26 Jakub Jelinek <jakub@redhat.com>
16384 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
16386 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
16387 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
16388 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
16389 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
16390 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
16391 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
16392 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
16393 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
16394 __builtin_ia32_psrad128 builtins.
16396 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
16398 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
16399 * config/i386/constraints.md
16400 (define_constraint "I"): Use IN_RANGE macro.
16401 (define_constraint "J"): Ditto.
16402 (define_constraint "K"): Ditto.
16403 (define_constraint "M"): Ditto.
16404 (define_constraint "N"): Ditto.
16405 (define_constraint "O"): Ditto.
16406 * config/i386/predicates.md
16407 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
16408 (define_predicate "const_0_to_3_operand"): Ditto.
16409 (define_predicate "const_0_to_7_operand"): Ditto.
16410 (define_predicate "const_0_to_15_operand"): Ditto.
16411 (define_predicate "const_0_to_63_operand"): Ditto.
16412 (define_predicate "const_0_to_255_operand"): Ditto.
16413 (define_predicate "const_1_to_31_operand"): Ditto.
16414 (define_predicate "const_2_to_3_operand"): Ditto.
16415 (define_predicate "const_4_to_7_operand"): Ditto.
16417 2007-03-25 David Edelsohn <edelsohn@gnu.org>
16419 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
16420 in SImode for save_world.
16421 * config/rs6000/altivec.md (save_world, restore_world): Convert to
16424 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
16426 PR tree-optimization/30784
16427 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
16430 2007-03-25 Revital Eres <eres@il.ibm.com>
16432 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
16433 Fold movement_possibility function into it.
16435 2007-03-25 David Edelsohn <edelsohn@gnu.org>
16437 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
16438 (load_macho_picbase_{si,di}): Convert to LR hard reg.
16439 (call_indirect_nonlocal_darwin64): Same.
16440 (call_nonlocal_darwin64): Same.
16441 (call_value_indirect_nonlocal_darwin64): Same.
16442 (call_value_nonlocal_darwin64): Same.
16443 (sibcall_nonlocal_darwin64): Same.
16444 (sibcall_value_nonlocal_darwin64): Same.
16445 (sibcall_symbolic_64): Same.
16446 (sibcall_value_symbolic_64): Same.
16447 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
16449 (rs6000_emit_load_toc_table): Same.
16450 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
16451 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
16453 (divss_call): Same.
16454 (divus_call): Same.
16455 (quoss_call): Same.
16456 (quous_call): Same.
16457 (load_toc_v4_pic_si): Same
16458 (load_toc_v4_PIC_1): Same.
16459 (load_toc_v4_PIC_1b): Same.
16460 (call_indirect_aix{32,64}): Same.
16461 (call_value_indirect_aix{32,64}): Same.
16463 (call_value): Same.
16464 (call_local{32,64}): Same.
16465 (call_value_local{32,64}): Same.
16466 (call_indirect_nonlocal_aix{32,64}): Same.
16467 (call_nonlocal_aix{32,64}): Same.
16468 (call_value_indirect_nonlocal_aix{32,64}): Same.
16469 (call_value_nonlocal_aix{32,64}): Same.
16470 (call_indirect_nonlocal_sysv<mode>): Same.
16471 (call_nonlocal_sysv<mode>): Same.
16472 (call_value_indirect_nonlocal_sysv<mode>): Same.
16473 (call_value_nonlocal_sysv<mode>): Same.
16475 (sibcall_local{32,64}): Same.
16476 (sibcall_value_local{32,64}): Same.
16477 (sibcall_nonlocal_aix{32,64}): Same.
16478 (sibcall_value_nonlocal_aix{32,64}): Same.
16479 (sibcall_nonlocal_sysv<mode>): Same.
16480 (sibcall_value): Same.
16481 (sibcall_value_nonlocal_sysv<mode>): Same.
16483 2007-03-24 Paul Brook <paul@codesourcery.com>
16485 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
16486 * config/arm/linux-eabi.h: Remove legacy syscall hack.
16488 2007-03-24 Richard Henderson <rth@redhat.com>
16490 * config/ia64/constraints.md: New file.
16491 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
16492 satisfies_constraint_?.
16493 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
16494 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
16495 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
16496 ia64_output_mi_thunk): Likewise.
16497 (ia64_const_ok_for_letter_p): Remove.
16498 (ia64_const_double_ok_for_letter_p): Remove.
16499 (ia64_extra_constraint): Remove.
16500 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
16501 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
16502 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
16503 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
16504 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
16505 EXTRA_MEMORY_CONSTRAINT): Remove.
16506 * config/ia64/ia64.md: Include constriants.md. Replace
16507 CONST_OK_FOR_? with satisfies_constraint_?.
16509 2007-03-23 Michael Meissner <michael.meissner@amd.com>
16510 H.J. Lu <hongjiu.lu@intel.com>
16512 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
16514 (name macros): Use DPD_BID_NAME to convert names properly.
16516 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
16517 decimal floating point format.
16518 (init_floating_libfuncs): Change decimal functions so that they
16519 have a "bid_" prefix if the decimal system uses the BID format,
16520 and "dpd_" prefix if the decimal system uses the DPD format.
16521 (init_interclass_conv_libfuncs): Ditto.
16522 (init_intraclass_conv_libfuncs): Ditto.
16524 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
16525 using the BID format.
16527 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
16528 whether we are using the BID decimal format.
16529 * configure: Regenerate.
16531 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
16532 the compiler has decimal floating point enabled. Define
16533 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
16536 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
16537 using the BID format.
16539 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
16540 whether we are using the BID decimal format.
16541 * configure: Regenerate.
16543 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
16544 the compiler has decimal floating point enabled. Define
16545 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
16548 * doc/install.texi (--enable-decimal-float): Document BID and DPD
16549 options, and that it is enabled for i386/x86_64 systems.
16551 * Makefile.in (enable_decimal_float): New.
16553 (DECNUMINC): Add -I$(DECNUMFMT).
16554 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
16555 to $(DECNUMFMT) from $(DECNUM).
16557 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
16558 Substitute enable_decimal_float.
16559 * configure: Regenerated.
16562 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
16565 * configure.ac: Enable decimal float for x86_64-*-linux*.
16566 * configure: Regenerated.
16569 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
16570 decimal128ClearSign to flip and clear the sign bit in decimal128.
16571 (decimal_real_maxval): Set decimal128SetSign to set the sign
16574 2007-03-23 Ian Lance Taylor <iant@google.com>
16576 * fold-const.c (fold_binary): Correct warning for X - c >= X.
16578 2007-03-23 Ian Lance Taylor <iant@google.com>
16580 * tree-dump.c (dump_files): Correct comment.
16582 2007-03-23 Ian Lance Taylor <iant@google.com>
16584 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
16586 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
16588 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
16589 in cfglayout mode. Don't go into and out of cfglayout mode.
16590 Link the blocks in the order of the constructed traces.
16591 (rest_of_handle_tracer): Adjust call to tracer.
16592 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
16593 Don't go into cfglayout mode.
16594 (rtl_loop_done): Don't go out of cfglayout mode.
16595 * cfglayout.c (relink_block_chain): New function, split out from...
16596 (fixup_reorder_chain): ...here. Remove redundant checking.
16597 (cfg_layout_finalize): Don't clear the header, footer, and aux
16598 fields here, move the code to do so to relink_block_chain. Likewise
16599 for free_original_copy_tables.
16600 * rtl.h (tracer): Update prototype.
16601 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
16602 Assert we are in cfglayout mode. Don't go into and out of cfglayout
16603 mode. Use relink_block_chain to serialize the CFG according to the
16604 new basic block order. Move targetm.cannot_modify_jumps_p check from
16606 (gate_handle_reorder_blocks): ...to here.
16607 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
16609 (gate_duplicate_computed_gotos): ...to here.
16610 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
16611 something always changes when going into and out of cfglayout mode.
16612 Perform an expensive cfg cleanup while going into cfglayout mode.
16613 Always update liveness information on HAVE_conditional_execution
16614 targets. Reserialize the basic blocks and go out of cfglayout mode.
16615 * reg-stack.c: Include cfglayout.h.
16616 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
16617 the call to reorder_basic_blocks.
16618 * basic-block.h (reorder_basic_blocks): Update prototype.
16619 (relink_block_chain): New prototype.
16620 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
16622 2007-03-23 Joseph Myers <joseph@codesourcery.com>
16624 * config/mips/mips.md (type, hazard, *movdi_32bit,
16625 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
16626 *movhi_internal, *movqi_internal, *movsf_hardfloat,
16627 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
16628 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
16629 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
16631 (movcc): Change first xfer to multi.
16632 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
16633 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
16634 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
16635 config/mips/generic.md: Change reservations using "xfer" to use
16637 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
16638 using match_operand.
16639 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
16640 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
16642 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
16644 2007-03-22 Richard Henderson <rth@redhat.com>
16646 * config/i386/i386.c: Remove unnecessary function declarations.
16647 Move targetm definition, and all related macros, to the end of
16648 the file. Resort some functions to put definitions before uses.
16649 (ix86_attribute_table): Make static. Move to end of file.
16650 (ix86_gimplify_va_arg): Make static.
16652 2007-03-22 Richard Henderson <rth@redhat.com>
16654 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
16655 don't increase local_regparm with force_align_arg_pointer check.
16656 (ix86_function_sseregparm): Assert 32-bit.
16657 (type_has_variadic_args_p): New.
16658 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
16659 type_has_variadic_args_p.
16660 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
16661 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
16662 use memset instead. Do maybe_vaarg check first; skip attribute
16663 tests if true; skip attribute tests for 64-bit.
16664 (construct_container): Remove TARGET_DEBUG_ARG.
16665 (function_arg_advance_32, function_arg_advance_64): Split out ...
16666 (function_arg_advance): ... from here.
16667 (function_arg_32, function_arg_64): Split out ...
16668 (function_arg): ... from here.
16669 (ix86_pass_by_reference): Tidy.
16670 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
16671 (function_value_32): New, from parts of ix86_function_value
16672 and ix86_value_regno.
16673 (function_value_64): New, from parts of ix86_function_value
16674 and ix86_libcall_value.
16675 (ix86_function_value_1): New.
16676 (ix86_function_value, ix86_libcall_value): Use it.
16677 (return_in_memory_32, return_in_memory_64): Split out ...
16678 (ix86_return_in_memory): ... from here.
16679 (ix86_struct_value_rtx): Skip for 64-bit.
16680 (ix86_libcall_value, ix86_value_regno): Remove.
16681 (setup_incoming_varargs_64): Split out ...
16682 (ix86_setup_incoming_varargs): ... from here.
16683 (ix86_va_start): Remove TARGET_DEBUG_ARG.
16684 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
16685 * config/i386/i386-protos.h (ix86_function_value): Remove.
16686 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
16688 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16691 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
16692 infinities not supported, otherwise emit warning if -Woverflow. On
16693 underflow, emit warning if -Woverflow.
16694 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
16696 * real.h (real_from_string): Update declaration
16698 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
16699 Richard Henderson <rth@redhat.com>
16701 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
16702 * calls.c (compute_argument_block_size, expand_call,
16703 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
16704 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
16705 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
16706 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
16707 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
16708 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
16709 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
16710 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
16713 2007-03-22 Joseph Myers <joseph@codesourcery.com>
16715 * c-incpath.c (add_sysroot_to_chain): New.
16716 (merge_include_chains): Add sysroot argument. Call
16717 add_sysroot_to_chain if sysrooted.
16718 (register_include_chains): Update call to merge_include_chains.
16719 * doc/cppopts.texi: Document use of '=' in include directory
16722 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
16724 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
16725 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
16726 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
16727 insn pattern using X87MODEF12 mode macro.
16729 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
16731 * regmove.c (regmove_optimize): Use reg_mentioned_p
16732 instead of reg_overlap_mentioned_p for DST.
16734 2007-03-21 Mike Stump <mrs@apple.com>
16736 * c.opt: Fixup for Objective-C/C++.
16738 2007-03-21 Steve Ellcey <sje@cup.hp.com>
16740 * explow.c (convert_memory_address): Fold memory reference when
16741 POINTERS_EXTEND_UNSIGNED < 0
16743 2007-03-21 Richard Henderson <rth@redhat.com>
16746 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
16747 * config/i386/mmintrin.h (__m64): Likewise.
16748 * config/i386/xmmintrin.h (__m128): Likewise.
16750 2007-03-21 Richard Sandiford <richard@codesourcery.com>
16752 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
16753 (VXWORKS_OS_CPP_BUILTINS): Define.
16754 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
16755 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
16757 2007-03-21 Richard Sandiford <richard@codesourcery.com>
16759 * rtl.h (constant_pool_reference_p): Delete.
16760 (find_constant_src): Declare.
16761 * rtlanal.c (find_constant_src): New function.
16762 * simplify-rtx.c (constant_pool_reference_p): Delete.
16763 * config/i386/i386.md: Use find_constant_src instead of
16764 constant_pool_reference_p/avoid_constant_pool_reference pairs.
16766 2007-03-21 Richard Sandiford <richard@codesourcery.com>
16768 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
16769 * c-cppbuiltin.c (c_cpp_builtins): Define them.
16771 2007-03-20 Mark Mitchell <mark@codesourcery.com>
16773 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
16774 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
16775 (arm_elf_asm_constructor): Use it.
16776 (arm_elf_asm_destructor): New function.
16778 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
16780 * jump.c (mark_jump_label): Treat SEQUENCE specially.
16782 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
16784 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
16786 2007-03-19 Andrew Haley <aph@redhat.com>
16788 PR tree-optimization/31264
16789 * tree-vrp.c (register_edge_assert_for_1): Don't look though
16790 VIEW_CONVERT_EXPRs.
16792 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
16794 PR rtl-optimization/30907
16795 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
16796 (fwprop_init): Always call loop_optimizer_initialize.
16797 (fwprop_done): Always call loop_optimizer_finalize.
16798 (fwprop): We always have loop info now.
16799 (gate_fwprop_addr): Remove.
16800 (pass_fwprop_addr): Use gate_fwprop as gate.
16802 PR rtl-optimization/30841
16803 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
16804 df_chain_alloc): Call df_reorganize_refs unconditionally.
16805 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
16806 refs_organized to refs_organized_size.
16807 (df_ref_create_structure): Use refs_organized_size instead of
16808 bitmap_size if refs had been organized, and keep refs_organized_size
16810 * df.h (struct df_ref_info): Change refs_organized to
16811 refs_organized_size.
16812 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
16815 2007-03-19 Mark Mitchell <mark@codesourcery.com>
16817 * except.c (output_function_exception_table): Do not reference the
16818 EH personality routine for functions that do not require an
16821 2007-03-20 Jakub Jelinek <jakub@redhat.com>
16824 * c-typeck.c (convert_for_assignment): Call comptypes for
16825 RECORD_TYPE or UNION_TYPE.
16827 PR inline-asm/30505
16828 * reload1.c (reload): Do invalid ASM checking after
16829 cleanup_subreg_operands.
16831 2007-03-19 Jeff Law <law@redhat.com>
16833 * tree-cfg.c (find_taken_edge): Tighten conditions for
16834 optimizing computed gotos.
16836 2007-03-19 Michael Matz <matz@suse.de>
16838 * builtins.c (expand_builtin_sync_operation,
16839 expand_builtin_compare_and_swap,
16840 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
16843 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
16844 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
16847 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16849 * doc/tm.texi: Add brackets around the return type of
16850 TARGET_SECONDARY_RELOAD.
16852 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16853 Richard Guenther <rguenther@suse.de>
16855 PR tree-optimization/31254
16856 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
16857 Use handled_component_p () where appropriate. Continue
16858 propagating into the rhs if we propagated into an INDIRECT_REF
16861 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16863 * config/s390/s390.md (op_type attribute): RRR instruction type added.
16864 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
16865 (xde, xdee): Mode attributes adjusted to support DFP modes.
16866 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
16867 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
16868 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
16869 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
16870 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
16871 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
16872 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
16874 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
16875 "movsf"): Insn definitions removed.
16876 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
16877 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
16878 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
16880 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
16881 "reload_in<mode>", "reload_out<mode>"): Expander added.
16882 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
16885 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16887 * config/s390/s390.md: Only non-functional changes. Renamed
16888 FPR mode macro to BFP all over the file.
16890 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16892 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
16893 (op_type attribute): RRF instruction type added.
16894 (fT0): New mode attribute.
16895 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
16896 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
16897 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
16898 instruction no secondary memory is needed when moving DFmode values
16899 between GPRs and FPRs.
16901 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16903 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
16904 inverted and documentation adjusted.
16905 ("mhard-dfp", "msoft-dfp"): New options.
16906 * config/s390/s390.c (s390_handle_arch_option): New architecture
16908 (override_options): Sanity checks for the new options added.
16909 * config.gcc: New architecture switch: z9-ec.
16910 * config/s390/s390.h (processor_flags): PF_DFP added.
16911 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
16912 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
16913 when the bit is NOT set so remove it from the defaults.
16915 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16917 * genemit.c (main): Print include statement for dfp.h.
16918 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
16921 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
16923 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
16925 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
16928 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
16929 instead of PATTERN.
16931 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16933 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
16934 attr_length_call, output_call, output_indirect_call): Cleanup
16935 formatting of targetm calls.
16937 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
16939 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
16941 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16943 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
16944 reservation, bypass and anti-bypass descriptions for these
16945 instructions. Update move patterns.
16946 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
16949 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
16951 * tree-vect-transform.c (get_initial_def_for_induction): Replace
16952 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
16953 (get_initial_def_for_reduction): Likewise.
16955 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
16957 Fix PR tree-optimization/29922
16958 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
16959 (get_representative): Removed.
16960 (value_dies_in_block_x): Update for rvuse removal.
16961 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
16962 (compute_antic_aux): Handle when PHI nodes appear in
16963 non-single-successors.
16964 (dump_bitmap_of_names): Removed.
16965 (compute_antic_safe): Renamed and removed rvuse calculation.
16966 Calculate only antic safe.
16967 (insert_into_preds_of_block): Remove assert.
16968 (execute_pre): Update for renamed functions.
16969 (defer_or_phi_translate_block): New function.
16971 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16973 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
16974 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
16976 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
16977 Follow spelling conventions.
16979 * tree-data-ref.h: Remove the prototype for analyze_array.
16981 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
16983 PR tree-optimization/31041
16984 * tree-vect-transform.c (get_initial_def_for_induction): Call
16985 force_gimple_operand.
16987 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
16989 * ipa-type-escape.c (look_for_casts) : Revert code to use
16990 handled_component_p due to ada test a-numaux.adb.
16992 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16994 * final.c (final_scan_insn): Alter the condition of a
16995 conditional trap if we have nonstandard CC.
16997 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16999 * configure.ac: Remove excess quoting from asm line 0 test.
17000 * configure: Rebuilt.
17002 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17004 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
17005 * c-common.c (convert_and_check): Move warning logic to...
17006 (warnings_for_convert_and_check): ...here. Define.
17007 * c-common.h (warnings_for_convert_and_check): Declare.
17009 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17011 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
17012 (output_call): Likewise.
17014 2007-03-16 Richard Sandiford <richard@codesourcery.com>
17016 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
17018 2007-03-16 Richard Sandiford <richard@codesourcery.com>
17020 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
17022 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
17024 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
17025 opteron, athlon-64 and athlon-fx processor_alias_table entries.
17027 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
17029 PR tree-optimization/31183
17030 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
17031 Use double_int instead of unsigned int for representing access_strides.
17032 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
17034 2007-03-16 Richard Guenther <rguenther@suse.de>
17036 PR tree-optimization/31146
17037 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
17038 to allow recursion of forward_propagate_addr_expr.
17039 (forward_propagate_addr_into_variable_array_index): Likewise.
17040 (forward_propagate_addr_expr): Likewise.
17041 (tree_ssa_forward_propagate_single_use_vars): Likewise.
17042 (forward_propagate_addr_expr_1): Recurse on simple copies
17043 instead of propagating into them. Do so for useless conversions
17045 (forward_propagate_addr_expr): Clean up unused statements after
17048 2007-03-16 Richard Guenther <rguenther@suse.de>
17050 * builtins.c (expand_builtin_cexpi): Use the right argument
17051 for the expansion via cexp.
17053 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17055 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
17056 * configure: Rebuilt.
17058 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17061 * dwarf2out.c (force_type_die): Adjust comment.
17062 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
17064 2007-03-15 DJ Delorie <dj@redhat.com>
17066 * config/frv/predicates.md (minmax_operator): Don't check operands
17069 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
17071 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
17072 Update constant estimates of number of iterations.
17073 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
17074 argument renamed to "realistic".
17075 (compute_estimated_nb_iterations): Removed.
17076 (record_niter_bound): New function.
17077 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
17078 call record_nonwrapping_iv with upper = false.
17079 (infer_loop_bounds_from_signedness): Pass upper argument to
17080 record_nonwrapping_iv.
17081 (estimate_numbers_of_iterations_loop): Do not call
17082 compute_estimated_nb_iterations. Record estimate based on profile
17083 information. Initialize the constant estimates of number of
17085 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
17087 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
17088 number of iterations is too small.
17089 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
17090 (EST_NOT_AVAILABLE): Removed.
17091 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
17092 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
17095 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
17097 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
17098 Handle NE_EXPR guards.
17100 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17103 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
17104 Set also -pedantic-errors by default for the preprocessor unless
17105 -fpermissive is given.
17107 2007-03-15 Richard Guenther <rguenther@suse.de>
17109 PR middle-end/29719
17110 PR middle-end/31161
17111 * builtins.c (expand_builtin_cexpi): As a fallback if we
17112 don't have builtins for sincos or cexp create a function
17113 declaration for cexp and expand to a call to that.
17114 (expand_builtin_int_roundingfn): Always fall
17115 back to floor/ceil and its variants even if they may be
17118 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
17120 PR middle-end/31159
17121 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
17122 jump tables, move the call to delete_dead_jumptables from here...
17123 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
17124 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
17125 don't allow merging of blocks that try_redirect_by_replacing_jump
17126 also does not handle when not optimizing.
17128 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
17129 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17131 * config/i386/i386.md (x86_sahf_1): Correctly handle
17134 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
17137 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
17138 x86_64_general_operand as operand[2] predicate. Remove "iF"
17139 from operand constraints and use "e" constraint instead.
17140 (*subti3_1, *subti3_1 splitter): Ditto.
17141 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
17142 operand[1] predicate.
17144 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
17146 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
17147 arrays, multiply the access strides by the size of the sub-array.
17148 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
17150 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
17152 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
17153 the configured assembler supports the sahf mnemonic.
17154 * configure: Regenerate.
17155 * config.in: Regenerate.
17157 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
17158 emit "sahf" or ".byte\t0x9e" as asm template.
17160 2007-03-14 Michael Meissner <michael.meissner@amd.com>
17163 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
17164 option to replace hard coded TARGET_xxx in md file.
17165 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
17166 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
17167 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
17168 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
17169 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
17170 (X86_TUNE_NOT_VECTORMODE): Ditto.
17171 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
17172 (TUNE_AVOID_VECTOR_DECODE): Ditto.
17173 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
17174 (TUNE_SLOW_IMUL_IMM8): Ditto.
17175 (TUNE_MOVE_M1_VIA_OR): Ditto.
17176 (TUNE_NOT_UNPAIRABLE): Ditto.
17177 (TUNE_NOT_VECTORMODE): Ditto.
17179 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
17182 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
17183 tuning options instead of hard coded TARGET_xxx.
17184 (fix ssemode peephole2's): Ditto.
17185 (imul peephole2's): Ditto.
17187 (movdi_or_rex64): Ditto.
17188 (move peephole2): Ditto.
17189 (not peephole2's): Ditto.
17191 2007-03-14 Dirk Mueller <dmueller@suse.de>
17193 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
17194 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
17195 * c-parser.c (c_parser_if_body): Always add an empty statement in case
17197 * c-parser.c (c_parser_do_statement): Warn about empty body in
17198 do/while statement.
17199 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
17200 * doc/invoke.texi (-Wempty-body): Update documentation.
17202 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17205 * c-common.h (warn_for_div_by_zero): Declare.
17206 * c-common.c (warn_for_div_by_zero): Define.
17207 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
17210 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17212 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
17213 to PREFIX and STANDARD_PREFIX.
17215 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17216 Phil Edwards <phil@codesourcery.com>
17218 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
17219 (__gthread_once_t): Remove busy field for RTPs.
17220 (__GTHREAD_ONCE_INIT): Update accordingly.
17222 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17224 * doc/invoke.texi: Document VxWorks options.
17226 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
17228 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
17230 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
17232 PR tree-optimization/30590
17233 * tree-nrv.c (tree_nrv): Check for the partial update of the
17236 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
17238 * flags.h (flag_random_seed): Remove declaration, in favor of...
17239 * toplev.h (get_random_seed, set_random_seed): ... these.
17240 * tree.c (get_file_function_name): Use the former.
17241 * opts.c (common_handle_option): Use the latter.
17244 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
17246 PR middle-end/31127
17247 * cse.c (cse_find_path): Do not bail out if a basic block that
17248 we already visited now becomes part of a path that starts at a
17249 different basic block. Just disallow this, to make sure we
17250 visit each basic block at most once.
17252 2007-03-13 Jan Hubicka <jh@suse.cz>
17254 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
17255 attributes, when profile esitmate is present, calls with very low
17256 frequency are cold.
17258 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
17260 PR tree-optimization/30730
17261 PR tree-optimization/26900
17262 * tree-ssa-loop-niter.c: Include gmp.h.
17263 (bounds): New type.
17264 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
17265 split_to_var_and_offset, determine_value_range,
17266 bound_difference_of_offsetted_base, refine_bounds_using_guard,
17267 bound_difference, bounds_add, bounds_negate,
17268 number_of_iterations_ne_max, dump_affine_iv): New functions.
17269 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
17270 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
17271 difference of initial and final value of control iv to validate
17273 (number_of_iterations_cond): Add loop parameter. Determine bounds
17274 on the difference of the extremes of the control iv. Add dumps.
17275 (expand_simple_operations): Handle phi nodes.
17276 (simplify_using_initial_conditions): Do not record used conditions.
17277 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
17278 Do not set additional_info.
17279 (implies_nonnegative_p, implies_ge_p): Removed.
17280 (derive_constant_upper_bound): Do not use parameter `additional'.
17281 (record_estimate): Parameter `additional' removed. Parameter
17282 `i_bound' added. Do not call derive_constant_upper_bound.
17283 (record_nonwrapping_iv): Use derive_constant_upper_bound to
17284 bound the number of iterations estimate.
17285 (estimate_numbers_of_iterations_loop): Pass the estimate from
17286 the number of iterations analysis to record_estimate.
17287 * tree.h (multiple_of_p): Declare.
17288 * tree-scalar-evolution.c (expression_expensive_p): Removed.
17289 (scev_const_prop): Do not check expression_expensive_p.
17290 * fold-const.c (multiple_of_p): Exported.
17291 * double-int.c (double_int_mask): Exported.
17292 * double-int.h (double_int_mask): Declare.
17293 * tree-flow.h (struct tree_niter_desc): Removed additional_info
17294 field. Added max field.
17296 2007-03-13 David Taylor <taylor@candd.org>
17299 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
17302 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17305 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
17306 two unamed patterns.
17308 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
17310 * config/i386/i386.opt (mcx16, msahf): New options.
17311 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
17312 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
17314 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
17315 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
17316 Output -mcx16 and -msahf options when corresponding bit is set.
17318 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
17319 and -msahf options.
17321 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
17323 * configure.ac: Test for assembler tolerance to # 0 "".
17324 * configure, config.in: Rebuilt.
17325 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
17327 2007-03-13 Geoffrey Keating <geoffk@apple.com>
17329 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
17331 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
17332 (handle_syscall): Handle direct system calls.
17333 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
17335 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
17337 * doc/invoke.texi: Fix cpp.info cross-reference.
17338 * doc/passes.texi: Fix gcc.info cross-reference.
17340 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
17342 PR tree-optimization/30835
17343 * lambda-code.c (can_convert_to_perfect_nest): Check whether
17344 bb_for_stmt is not NULL before accessing it.
17346 2007-03-12 Joseph Myers <joseph@codesourcery.com>
17348 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
17351 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
17354 * doc/install.texi: Document --enable-stage1-languages
17356 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
17358 * tree-pass.h (pass_into_cfg_layout_mode,
17359 pass_outof_cfg_layout_mode): Declare.
17360 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
17361 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
17362 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
17363 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
17365 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
17367 * c-decl.c (warn_variable_length_array): New function.
17368 Refactored from grokdeclarator to handle warn_vla
17369 and handle unnamed array case.
17370 (grokdeclarator): Refactored VLA warning case.
17371 * c.opt (Wvla): New flag.
17372 * doc/invoke.texi (Wvla): New warning.
17374 2007-03-12 Richard Henderson <rth@redhat.com>
17376 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
17377 (TARGET_SECTION_TYPE_FLAGS): New.
17379 2007-03-12 Richard Henderson <rth@redhat.com>
17381 * config/darwin.c (machopic_reloc_rw_mask): New.
17382 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
17383 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
17385 2007-03-12 Mark Mitchell <mark@codesourcery.com>
17387 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
17388 * cppdefault.h (cpp_PREFIX): Document.
17389 (cpp_PREFIX_len): Likewise.
17390 (cpp_EXEC_PREFIX): New variable.
17391 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
17392 * c-incpath.c (add_standard_paths): Correct logic for relocating
17393 paths within prefix.
17395 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
17397 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
17398 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
17400 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
17401 fix_truncdfdi_sse using SSEMODEF mode macro.
17402 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
17403 fix_truncdfsi_sse using SSEMODEF mode macro.
17404 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
17405 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
17407 2007-03-12 Richard Sandiford <richard@codesourcery.com>
17409 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
17410 elfos.h to tm_file.
17412 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
17414 * tree.h : Add multiple_of_p declaration.
17415 * fold-const.c (multiple_of_p): Make multiple_of_p public.
17416 * ipa-type-escape.c (results_of_malloc): Redundant.
17417 (visited_stmts): New. Visited stmt for walk_use_def_chains.
17418 (cast_type): Extended with new members.
17419 (check_cast): Returns cast_type.
17420 (cast): New structure for data of walk_use_def_chains.
17421 (is_malloc_result, is_cast_from_non_pointer_1,
17422 is_cast_from_non_pointer,
17423 is_array_access_through_pointer_and_index): New functions.
17424 (look_for_casts): Returns cast types.
17425 (check_call): Returns void.
17426 (okay_pointer_operation): Use support of pointer plus index,
17427 pointer plus constant and allow all multiplications.
17429 2007-03-11 Richard Guenther <rguenther@suse.de>
17431 PR tree-optimization/31115
17432 * tree-vrp.c (extract_range_from_binary_expr): Make sure
17433 the shift count is positive and non-anti-range for RSHIFT_EXPR.
17434 A shift count of zero is not special as with *_DIV_EXPR.
17435 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
17438 2007-03-11 Ian Lance Taylor <iant@google.com>
17440 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
17441 the *_DIV_EXPR codes correctly with overflow infinities.
17443 2007-03-11 Ira Rosen <irar@il.ibm.com>
17445 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
17446 indicate success/failure of the analysis. Add negation to subtrahend
17447 in case of subtraction. Fail if both operands contain constants.
17448 (create_data_ref): Fail if analyze_offset fails.
17450 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
17452 * config/i386/i386.md (frndintxf2): Rename to ...
17453 (rintxf2): ... this. Remove expander having same name.
17454 (rintsf2, rintdf2): Implement using SSEMODEF macro.
17455 (roundsf2, rounddf2): Ditto.
17456 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
17457 (lround<mode>di2, lround<mode>si2): Ditto.
17459 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
17461 * lower-subreg.c: Include except.h.
17462 (decompose_multiword_subregs): Verify that the only control flow
17463 insns we can split are loads to multi-words pseudos.
17464 Handle breaking such blocks after splitting, instead of calling
17465 find_many_sub_basic_blocks.
17467 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
17468 on the new basic block. Add a lengthy comment explaining why we
17469 thought this was necessary.
17470 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
17472 2007-03-10 Mark Mitchell <mark@codesourcery.com>
17475 * tree.c (walk_type_fields): Recurse into the element type of
17476 ARRAY_TYPEs if there is a pointer set.
17478 2007-03-10 Dirk Mueller <dmueller@suse.de>
17480 * c-common.c (warn_logical_operator): Fix condition.
17482 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
17484 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
17486 * config/darwin.c (machopic_select_section): Remove superfluous
17487 argument in call to categorize_decl_for_section. Remove unused
17490 2007-03-10 Joseph Myers <joseph@codesourcery.com>
17492 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
17494 * configure: Regenerate.
17496 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
17499 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
17500 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
17501 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
17502 Add LABEL_NUSES to emitted label.
17503 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
17504 branch probability value to emitted jump insn.
17505 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
17506 Do not check life information and do not re-arrange input operands
17507 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
17509 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
17511 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
17512 the change of decode_asm_operands.
17514 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
17516 * mode-switching.c (create_pre_exit): Skip blockage insn.
17518 2007-03-09 Diego Novillo <dnovillo@redhat.com>
17520 * tree-pass.h (TODO_update_smt_usage): Remove.
17522 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17526 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17528 * pa.c (attr_length_call): Revise condition for long
17529 pc-relative branch.
17530 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
17531 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
17532 sequence on SOM target.
17534 2007-03-09 Geoffrey Keating <geoffk@apple.com>
17536 * gcc.c: Document %{, in big comment at top.
17537 (input_suffix_matches): Remove special handling for .s and
17539 (input_spec_matches): New.
17540 (handle_braces): Handle %{,.
17541 (validate_switches): ',' indicates a value which is not a switch.
17542 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
17543 to detect assembler input.
17544 * config/i386/sol2.h (CPP_SPEC): Likewise.
17545 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
17546 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
17547 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
17548 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
17549 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
17550 -m64 causes deployment target to default to 10.5.
17551 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
17553 2007-03-09 Richard Henderson <rth@redhat.com>
17556 * target.h (targetm.asm.out.reloc_rw_mask): New.
17557 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
17558 (TARGET_ASM_OUT): Use it.
17559 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
17560 * varasm.c (categorize_decl_for_section): Remove shlib argument;
17561 use the new reloc_rw_mask target hook instead.
17562 (default_section_type_flags_1): Merge into...
17563 (default_section_type_flags): ... here.
17564 (decl_readonly_section_1): Merge into...
17565 (decl_readonly_section): ... here.
17566 (default_elf_select_section_1): Merge into...
17567 (default_elf_select_section): ... here.
17568 (default_unique_section_1): Merge into...
17569 (default_unique_section): ... here.
17570 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
17571 (default_select_rtx_section): Use it.
17572 (default_elf_select_rtx_section): Likewise.
17573 * output.h: Update to match.
17574 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
17575 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
17576 (TARGET_ASM_RELOC_RW_MASK): New.
17577 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
17578 to categorize_decl_for_section.
17579 (x86_64_elf_unique_section): Likewise.
17580 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
17581 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
17582 (TARGET_ASM_RELOC_RW_MASK): New.
17583 * config/ia64/ia64.c (ia64_rwreloc_select_section,
17584 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
17585 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
17586 (TARGET_RWRELOC): Remove.
17587 (ia64_section_type_flags): Adjust call to default_section_type_flags.
17588 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
17589 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
17590 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
17591 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
17592 (rs6000_xcoff_select_section): Use decl_readonly_section.
17593 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
17594 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
17595 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
17596 (TARGET_SECTION_TYPE_FLAGS): Remove.
17597 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
17599 2007-03-09 Roger Sayle <roger@eyesopen.com>
17601 * fold-const.c (fold_comparison): Remove compile-time evaluation of
17602 complex constant equality/inequality comparisons for here.
17603 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
17604 known at compile-time or can be simplified to a scalar comparison.
17605 (fold_relational_const): Move compile-time evaluation of complex
17606 constant equality/inequality comparisons to here.
17608 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17610 PR rtl-optimization/30643
17611 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
17613 (fold_rtx): Recurse, like before 2006-11-03.
17615 2007-03-09 DJ Delorie <dj@redhat.com>
17617 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
17620 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
17622 PR tree-optimization/30375
17623 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
17624 LHS of statements is not the same.
17625 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
17627 2007-03-09 Chao-ying Fu <fu@mips.com>
17629 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
17631 * doc/invoke.texi (-mdspr2): Document new option.
17632 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
17633 New unspec for DSP REV 2.
17634 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
17635 these instructions are extended in DSP REV 2.
17636 (mips-dspr2.md): Include.
17637 * config/mips/mips.opt (mdspr2): New option.
17638 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
17639 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
17640 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
17641 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
17642 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
17643 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
17644 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
17646 (bdesc_map): Add one field of unsupported_target_flags.
17647 (bdesc_arrays): Update entries to have extra fields. Add
17649 (mips_init_builtins): Initialize new function types.
17650 Check unsupported_target_fileds to filter out builtins.
17651 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
17653 (ASM_SPEC): Pass mdspr2 to the assembler.
17654 * config/mips/mips-dspr2.md: New file.
17656 2007-03-09 Sa Liu <saliu@de.ibm.com>
17658 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
17660 2007-03-09 Ian Lance Taylor <iant@google.com>
17662 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
17663 argument) like -Wstrict-overflow=2.
17664 * doc/invoke.texi (Warning Options): Update documentation.
17666 2007-03-09 Dirk Mueller <dmueller@suse.de>
17669 * doc/invoke.texi (-Wlogical-op): Document.
17670 * common.opt (-Wlogical-op): New.
17671 * c-common.h (warn_logical_operator): Declare.
17672 * c-common.c (warn_logical_operator): Define.
17673 * c-typeck.c (parser_build_binary_op): Call
17674 warn_logical_operator.
17676 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17678 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
17679 * final.c (final_scan_insn): Test for non-"" file name.
17681 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
17683 * doc/loop.texi: Document the Omega linear constraints solver.
17684 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
17685 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
17686 omega-hash-table-size, omega-max-keys, and
17687 omega-eliminate-redundant-constraints.
17688 * tree-pass.h (pass_check_data_deps): Declared.
17691 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
17692 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
17693 pass_check_data_deps): New.
17694 * tree-data-ref.c (init_data_ref): Remove declaration.
17695 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
17696 (analyze_array): Renamed init_array_ref, move up initializations.
17697 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
17698 Removed arguments that are set to NULL.
17699 (analyze_indirect_ref): Correct indentation, correct call to
17701 (object_analysis): Call init_array_ref instead of analyze_array.
17702 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
17703 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
17704 of DR_ACCESS_FNS_ADDR.
17705 (init_omega_eq_with_af, omega_extract_distance_vectors,
17706 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
17707 ddr_consistent_p): New.
17708 (compute_affine_dependence): Check consistency of ddrs when
17709 flag_check_data_deps is passed.
17710 (analyze_all_data_dependences): Uncomment.
17711 (tree_check_data_deps): New.
17712 * tree-data-ref.h: Include omega.h.
17713 (DR_ACCESS_FNS_ADDR): Removed.
17714 (data_dependence_relation): Add inner_loop.
17715 (DDR_INNER_LOOP): New.
17716 * common.opt (fcheck-data-deps): New.
17717 * tree-flow.h (tree_check_data_deps): Declare.
17718 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
17719 (OBJS-common): Depend on omega.o.
17721 * passes.c (pass_check_data_deps): Scheduled.
17722 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
17723 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
17724 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
17725 PARAM_VECT_MAX_VERSION_CHECKS,
17726 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
17728 2007-03-09 Richard Guenther <rguenther@suse.de>
17730 PR tree-optimization/30904
17731 PR middle-end/31058
17732 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
17733 the same way as *_DIV_EXPR.
17735 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17737 * recog.c (decode_asm_operands): No mixed declarations and code.
17739 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17741 * rtl.def (ASM_INPUT): Add location.
17742 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
17743 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
17744 (decode_asm_operands): Add loc operand.
17745 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
17746 * stmt.c (expand_asm): Rename to...
17747 (expand_asm_loc): ... this. Add locus argument. Pass it on to
17748 gen_rtx_ASM_INPUT_loc.
17749 (expand_asm_expr): Adjust.
17750 * recog.c (decode_asm_operands): Add loc operand.
17751 (check_asm_operands, extract_insn): Adjust.
17752 * reload1.c (maybe_fix_stack_asms): Likewise.
17753 * final.c (asm_insn_count): Likewise.
17754 (final_scan_insn): Output # line before and after asm.
17756 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
17758 * tree-ssa-structalias.c (variable_info): Remove
17760 (new_var_info): Ditto.
17761 (shared_bitmap_info_t): New structure.
17762 (shared_bitmap_table): New variable.
17763 (shared_bitmap_hash): New function.
17764 (shared_bitmap_eq): Ditto
17765 (shared_bitmap_lookup): Ditto.
17766 (shared_bitmap_add): Ditto.
17767 (merge_smts_into): Change to take bitmap directly.
17768 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
17769 (init_alias_vars): Init shared bitmap hashtable.
17770 (delete_points_to_sets): Delete shared bitmap hashtable.
17771 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
17772 is_aliased removal as a change that was still necessary was
17775 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
17777 * config/i386/i386.h (override_options): Conditionally disable
17778 x86_sahf for 64bit targets only.
17780 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
17783 * c-decl.c (merge_decls): Don't call make_var_volatile.
17784 * varasm.c (make_var_volatile): Remove.
17785 * output.h (make_var_volatile): Remove.
17787 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
17789 PR tree-optimization/31085
17790 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
17792 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17794 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
17795 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
17796 ATTR_CONST_NOTHROW_LIST.
17798 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17801 2007-03-08 Diego Novillo <dnovillo@redhat.com>
17803 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
17805 2007-03-08 Geoffrey Keating <geoffk@apple.com>
17808 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
17810 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
17811 passed, use shared libgcc.
17813 2007-03-08 Roger Sayle <roger@eyesopen.com>
17815 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
17816 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17817 (honor_protect_cleanup_actions, lower_try_finally_switch):
17819 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
17820 ifc_temp_var): Likewise.
17821 * tree-inline.c (setup_one_parameter): Likewise.
17822 * tree-mudflap.c (mf_decl_cache_locals,
17823 mf_build_check_statement_for): Likewise.
17824 * tree-nested.c (init_tmp_var, save_tmp_var,
17825 finalize_nesting_tree_1): Likewise.
17826 * tree-outof-ssa.c (insert_copy_on_edge,
17827 insert_backedge_copies): Likewise.
17828 * tree-profile.c (tree_gen_edge_profiler,
17829 tree_gen_ic_profiler): Likewise.
17830 * tree-scalar-evolution.c (scev_const_prop): Likewise.
17831 * tree-sra.c (sra_build_assignment): Likewise.
17832 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
17833 * tree-ssa-math-opts.c (insert_reciprocals,
17834 execute_cse_sincos_1): Likewise.
17835 * tree-tailcall.c (adjust_accumulator_values,
17836 adjust_return_value): Likewise.
17837 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
17838 * tree-vect-transform.c (vect_create_data_ref_ptr,
17839 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
17840 vect_create_epilog_for_reduction, vectorizable_reduction,
17841 vectorizable_call, vectorizable_conversion,
17842 vectorizable_assignment, vectorizable_operation,
17843 vectorizable_type_demotion, vect_gen_widened_results_half,
17844 vect_permute_store_chain, vectorizable_store,
17845 vect_setup_realignment, vect_permute_load_chain,
17846 vectorizable_load, vectorizable_condition,
17847 vect_create_cond_for_align_checks): Likewise.
17848 * tree-vrp.c (build_assert_expr_for): Likewise.
17850 2007-03-08 Ian Lance Taylor <iant@google.com>
17852 * tree-vrp.c: Include "intl.h".
17853 (usable_range_p): New static function.
17854 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
17855 overflowed values, juts set *strict_overflow_p.
17856 (compare_values): Only return -2 if one of the operands is not a
17858 (compare_ranges): Call usable_range_p.
17859 (compare_range_with_value): Likewise.
17860 (vrp_evaluate_conditional_warnv): Rename from
17861 vrp_evaluate_conditional. Make static. Change all callers.
17862 (vrp_evaluate_conditional): New function.
17863 (simplify_div_or_mod_using_ranges): Issue warning about reliance
17864 on signed overflow.
17865 (simplify_abs_using_ranges): Likewise.
17866 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
17867 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
17868 within_stmt parameter.
17869 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17870 vrp_evaluate_conditional.
17871 * tree-ssa-threadedge.c
17872 (record_temporary_equivalences_from_stmts_at_dest): Change
17873 simplify parameter to take a second tree parameter.
17874 (simplify_control_stmt_condition): Likewise.
17875 (thread_across_edge): Likewise.
17876 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17877 (thread_across_edge): Likewise.
17878 * Makefile.in (tree-vrp.o): Depend upon intl.h.
17880 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
17882 * config/i386/i386.h (TARGET_SAHF): New define.
17883 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
17884 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
17885 (x86_sahf): New global variable.
17886 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
17887 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
17888 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
17889 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
17891 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
17892 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
17893 when expanding fcomi/sahf based tests.
17894 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
17895 expanding sahf based alternative. Emit sahf based sequence when
17896 optimizing for code size.
17897 * config/i386/i386.md (x86_sahf_1): Do not disable for
17898 TARGET_64BIT, enable for TARGET_SAHF.
17900 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
17902 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
17903 spurious whitespace from error message.
17905 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
17908 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
17910 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
17912 * c-decl.c (grokdeclarator): Disable warnings for anonymous
17914 * tree-sra.c (instantiate_element): Propagate disabled warnings
17915 from the element itself to the created variable.
17917 2007-03-07 Richard Henderson <rth@redhat.com>
17920 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
17921 silently fix up the stack in the case of a missing register.
17923 2007-03-07 Paul Brook <paul@codesourcery.com>
17925 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
17927 2007-03-07 Joseph Myers <joseph@codesourcery.com>
17929 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
17931 (phase1_vrs): Use them.
17932 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
17933 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
17934 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
17935 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
17936 __gnu_Unwind_Restore_WMMXC if required.
17937 (_Unwind_VRS_Pop): Implement iWMMXt support.
17938 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
17939 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
17940 gnu_Unwind_Save_WMMXC): Define.
17942 2007-03-07 Richard Sandiford <richard@codesourcery.com>
17944 * config/vxworks.h (vxworks_override_options): Declare.
17945 (VXWORKS_OVERRIDE_OPTIONS): Use it.
17946 * config/vxworks.c: Include target.h and toplev.h.
17947 (vxworks_override_options): New function.
17948 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
17950 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
17952 * config/s390/s390.c (override_options): Don't emit an error when
17953 -mstack-size is used without providing -mstack-guard.
17954 (s390_emit_prologue): Choose stack_guard value automatically if not
17955 provided via command line.
17956 * doc/invoke.texi: Adjust description of -mstack-guard and
17959 2007-03-07 Richard Sandiford <richard@codesourcery.com>
17961 * config/i386/i386.c (output_set_got): Add a GOT initialization
17962 sequence for VxWorks PIC.
17963 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
17964 around labels as well as symbols. Use gotoff_operand instead
17965 of local_symbolic_operand.
17966 (legitimize_pic_address): Use gotoff_operand instead of
17967 local_symbolic_operand. Use @GOT accesses for labels as
17969 (ix86_output_addr_diff_elt): Use PC-relative rather than
17970 GP-relative offsets for VxWorks PIC.
17971 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
17972 no_new_pseudos. Check whether the returned register is op0.
17973 * config/i386/i386.md (tablejump): Use PC-relative rather than
17974 GP-relative offsets for VxWorks PIC.
17975 * config/i386/predicates.md (gotoff_operand): New predicate.
17977 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17979 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
17981 * config/vxworks-dummy.h: New file.
17982 * config/i386/i386.h: Include it.
17984 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
17986 * dwarf2out.c (is_inlined_entry_point): New
17987 (add_high_low_attributes): Emit DW_AT_entry_pc along with
17988 DW_AT_ranges if the first subblock is the entry point.
17990 2007-03-06 David Daney <ddaney@avtrex.com>
17992 * doc/install.texi (mips-*-*): Change recommended binutils
17995 2007-03-06 Anatoly Sokolov <aesok@post.ru>
17997 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
17998 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
18000 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18001 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18003 2007-03-06 Jan Hubicka <jh@suse.cz>
18005 * errors.h (warning, error, fatal, internal_error): Mark as cold.
18006 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
18008 (probably_cold_bb_p): Cold functions are cold.
18009 (probably_never_executed_bb_p): Cold functions are cold.
18010 (tree_bb_level_predictions): Predict calls to cold functions as not
18012 (compute_function_frequency): Check hot/cold attributes.
18013 * function.h (function_frequency): Update comments.
18014 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
18015 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
18016 (c_common_att): Add cold and hot.
18018 * doc/extend.texi (hot,cold attributes): Document.
18020 2007-03-06 Andrew Haley <aph@redhat.com>
18022 * function.c (expand_function_end): Move blockage to just after we
18023 emit the label for the naked return from the function.
18025 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18027 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
18030 2007-03-06 Jan Hubicka <jh@suse.cz>
18032 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
18033 loaded for constant large models. Non-large 64bit PIC can do.
18034 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
18035 * cmodel.h: Add LARGE PIC.
18036 * i386.md (UNSPEC_PLTOFF): New.
18037 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
18039 (*call_1_rex64): Disable for large models.
18040 (*call_1_rex64_large): New.
18041 (*call_value_1_rex64): Disable for large models.
18042 (*call_value_1_rex64_large): New.
18043 (set_rip_rex4): New.
18044 (set_got_offset_rex64): New.
18045 * predicates.md (constant_call_address_operand): For large model
18046 constant calls are not possible.
18047 * i386-protos.h (construct_plt_address): Declare.
18048 * i386.c (override_options): Accept large models.
18049 (ix86_expand_prologue): Expand large PIC GOT pointer load.
18050 (legitimate_constant_p): Add new UNSPECs.
18051 (legitimate_pic_operand_p): Likewise.
18052 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
18053 (legitimize_pic_address): Do easy RIP relative way for TLS only for
18055 (output_pic_addr_const): Add PLTOFF.
18056 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
18057 (ix86_expand_move): Legitimize pic address when in PIC mode.
18058 (construct_plt_address): New function.
18059 (ix86_expand_call): Offload the address to register and use GOT
18060 pointer for large model.
18061 * invoke.texi (mcmodel=large): Update documentation.
18063 2007-03-06 Richard Henderson <rth@redhat.com>
18065 * config/i386/i386.c (x86_use_leave, x86_push_memory,
18066 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
18067 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
18068 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
18069 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
18070 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
18071 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
18072 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
18073 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
18074 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
18075 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18076 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
18077 x86_sse_partial_reg_dependency, x86_sse_split_regs,
18078 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
18079 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
18080 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
18081 x86_schedule, x86_use_bt, x86_pad_returns,
18082 x86_use_xchgb): Merge into ...
18083 (ix86_tune_features): ... here. New array.
18084 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
18085 x86_bswap): Merge into ...
18086 (ix86_arch_features): ... here. New array.
18087 (x86_3dnow_a): Remove.
18088 (x86_accumulate_outgoing_args): Make static.
18089 (x86_arch_always_fancy_math_387): Make static.
18090 (ix86_tune_mask, ix86_arch_mask): Move ...
18091 (override_options): ... to local variables here. Apply the
18092 appropriate mask to each element of ix86_arch_features and
18093 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
18094 as were done in the old macros.
18095 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
18096 * config/i386/i386.h (x86_use_leave, x86_push_memory,
18097 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
18098 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
18099 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
18100 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
18101 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
18102 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
18103 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
18104 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
18105 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
18106 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18107 x86_accumulate_outgoing_args, x86_prologue_using_move,
18108 x86_epilogue_using_move, x86_decompose_lea,
18109 x86_arch_always_fancy_math_387, x86_shift1,
18110 x86_sse_partial_reg_dependency, x86_sse_split_regs,
18111 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
18112 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
18113 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
18114 x86_use_incdec, x86_pad_returns, x86_bswap,
18115 x86_partial_flag_reg_stall): Remove.
18116 (enum ix86_tune_indices): New.
18117 (ix86_tune_features): New.
18118 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
18119 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
18120 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
18121 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
18122 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
18123 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
18124 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
18125 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
18126 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
18127 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
18128 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
18129 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
18130 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
18131 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
18132 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
18133 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
18134 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
18135 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
18136 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
18137 TARGET_EXT_80387_CONSTANTS): Use it.
18138 (enum ix86_arch_indices): New.
18139 (ix86_arch_features): New.
18140 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
18141 TARGET_BSWAP): Use it.
18142 (ix86_tune_mask, ix86_arch_mask): Remove.
18144 2007-03-06 Joseph Myers <joseph@codesourcery.com>
18147 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
18148 Define using $${sysroot_headers_suffix}.
18149 * configure: Regenerate.
18150 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
18151 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
18153 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
18154 * gcc.c (print_sysroot_headers_suffix): New.
18155 (option_map): Include --print-sysroot-headers-suffix.
18156 (display_help): Mention -print-sysroot-headers-suffix.
18157 (process_command): Handle -print-sysroot-headers-suffix.
18158 (do_spec_1): Append multilib directory to include-fixed path if
18159 sysroot suffixes in use.
18160 (main): Handle -print-sysroot-headers-suffix.
18161 * Makefile.in (start.encap): Don't depend on xlimits.h
18162 (xlimits.h): Remove.
18163 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
18164 limits.h for each multilib in fixinc_list.
18165 (fixinc_list, s-fixinc_list): New.
18166 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
18167 generate them for each multilib in fixinc_list.
18168 (stmp-fixproto): Use include-fixed. Run fixproto for each
18169 multilib in fixinc_list.
18170 (mostlyclean): Don't remove xlimits.h.
18171 (clean): Remove include-fixed.
18172 (real-install-headers-tar, real-install-headers-cpio,
18173 real-install-headers-cp): Don't copy include, only include-fixed.
18174 (install-mkheaders): Depend on fixinc_list. Don't depend on
18175 xlimits.h. Save limits.h files for each multilib in fixinc_list.
18176 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
18177 SYSTEM_HEADER_DIR setting in mkheaders.conf.
18179 2007-03-06 Jan Hubicka <jh@suse.cz>
18181 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
18184 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18186 * configure.ac: Allow tm_file to contain build-directory files.
18187 * configure: Regenerate.
18188 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
18189 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
18190 * config/m68k/print-sysroot-suffix.sh: New file.
18192 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18194 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
18195 of pic_offset_table_rtx if reload_completed.
18196 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
18197 PIC_OFFSET_TABLE_REGNUM.
18198 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
18200 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
18201 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
18203 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18205 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
18206 functions that call eh_return.
18208 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18210 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
18211 functions that need a constant pool.
18213 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18216 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
18217 (m68k_preferred_reload_class): Likewise.
18218 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
18219 (SECONDARY_RELOAD_CLASS): Define.
18220 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
18221 (LIMIT_RELOAD_CLASS): Delete.
18222 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
18223 registers from storing bytes.
18224 (m68k_secondary_reload_class): New function.
18225 (m68k_preferred_reload_class): Likewise.
18227 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18229 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
18231 (m68k_expand_prologue): Likewise.
18233 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18235 * config/m68k/m68k-protos.h (output_sibcall): Declare.
18236 (mips_expand_epilogue): Add a bool parameter.
18237 (m68k_legitimize_sibcall_address): Declare.
18238 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
18239 (m68k_expand_epilogue): Add a parameter to select between sibling
18240 and normal epilogues. Only generate a return for the latter.
18241 (m68k_ok_for_sibcall_p): New function.
18242 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
18243 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
18244 (sibcall_value, *sibcall_value): Likewise.
18245 (*call, *call_value): Require !SIBLING_CALL_P.
18246 (epilogue): Update call to m68k_expand_epilogue.
18247 (sibcall_epilogue): New pattern.
18248 * config/m68k/predicates.md (const_call_operand): Say that this
18249 predicate applies to sibling calls too.
18250 (sibcall_operand): New predicate.
18252 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18254 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
18255 alternatives as movsi_cf.
18256 (movsf_cf_hard): Add commentary.
18258 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
18259 Richard Sandiford <richard@codesourcery.com>
18261 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
18262 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
18263 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
18264 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
18265 as being live on exit from an interrupt function.
18266 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
18267 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
18268 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
18269 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
18270 (m68k_interrupt_function_p): Globalize.
18271 (m68k_compute_frame_layout): Remove reverse mask code.
18272 (m68k_emit_movem, m68k_set_frame_related): New functions.
18273 (m68k_output_function_prologue): Delete in favor of...
18274 (m68k_expand_prologue): ...this new function.
18275 (m68k_output_function_epilogue): Delete in favor of...
18276 (m68k_expand_epilogue): ...this new function.
18277 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
18279 (print_operand): Handle %?.
18280 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
18281 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
18282 (prologue, epilogue): New patterns.
18283 (return): Turn into a define_expand.
18284 (*return): New pattern, derived from old "return" pattern. Use rte
18285 rather than rts for interrupt functions. Only use rtd if the pop
18287 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
18288 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
18289 (link, *link, unlink, *unlink, load_got): Likewise.
18291 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18295 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
18296 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
18297 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
18298 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
18299 and m68k_matches_u_p.
18300 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
18301 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
18302 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
18303 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
18304 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
18305 (REG_STRICT_P): New macro.
18306 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
18307 PCREL_GENERAL_OPERAND_OK.
18308 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
18309 m68k_legitimate_base_reg_p.
18310 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
18311 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
18312 (PIC_CASE_VECTOR_ADDRESS): Update comment.
18313 * config/m68k/m68k.c (m68k_address): New structure.
18314 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
18315 (m68k_decompose_index, m68k_legitimate_constant_address_p)
18316 (m68k_jump_table_ref_p, m68k_decompose_address)
18317 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
18318 (m68k_matches_u_p): New functions.
18319 (print_operand_address): Rewrite to use m68k_decompose_index.
18321 2007-03-05 David Taylor <dtaylor@emc.com>
18323 * gcc.c: Correct copyright date in --version output.
18325 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18327 * pa.md: In unamed move patterns, disparge copies between general
18328 and floating point registers using '?' modifier. Don't include 'f'
18329 constraint for register preferences in DImode, SImode, HImode and
18330 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
18331 Remove constraints for copies between general and floating registers
18332 in soft-float DFmode pattern.
18333 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
18337 2007-03-05 Mike Stump <mrs@apple.com>
18339 * c-common.c (targetcm): Add.
18340 * c-opts.c (c_common_handle_option): Handle language specific
18342 * opts.c (handle_option): Verify language for target options, if
18344 * opth-gen.awk: Add CL_LANG_ALL.
18345 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
18346 (TARGETCM_INITIALIZER): Add.
18347 * target.h (struct gcc_targetcm): Add.
18349 * targhooks.c (default_handle_c_option): Add.
18350 * targhooks.h (default_handle_c_option): Add.
18351 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
18353 * config/darwin.opt (iframework): Add.
18354 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
18355 * config/darwin-c.c (handle_c_option): Add.
18356 (TARGET_HANDLE_C_OPTION): Add.
18358 * doc/invoke.texi (Darwin Options): Add -iframework.
18360 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18362 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
18365 2007-03-05 Ian Lance Taylor <iant@google.com>
18367 * c.opt (fgnu89-inline): New option.
18368 * c-opts.c (c_common_post_options): Set default value for
18370 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
18371 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
18373 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
18374 (grokdeclarator, start_function): Likewise.
18375 * c-cppbuiltin.c (c_cpp_builtins): Define either
18376 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
18377 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
18378 (C Dialect Options): Document -fgnu89-inline.
18379 * doc/extend.texi (Function Attributes): Explain what the
18380 gnu_inline attribute does.
18381 * doc/cpp.texi (Common Predefined Macros): Document
18382 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
18384 2007-03-05 Ian Lance Taylor <iant@google.com>
18386 PR tree-optimization/31034
18387 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
18388 half-range if the other side is an overflow infinity.
18390 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18392 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
18393 (bfin*-linux-uclibc*): New configuration.
18394 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
18396 * config/bfin/linux.h: New file.
18397 * config/bfin/libgcc-bfin.ver: New file.
18398 * config/bfin/t-bfin-uclinux: New file.
18399 * config/bfin/t-bfin-linux: New file.
18400 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
18401 (TARGET_OS_CPP_BUILTINS): New macro.
18403 2007-03-05 Richard Guenther <rguenther@suse.de>
18405 * fold-const.c (fold_binary): Remove duplicate folding
18406 of comparison of non-null ADDR_EXPR against null.
18408 2007-03-05 Richard Guenther <rguenther@suse.de>
18409 Dorit Nuzman <dorit@il.ibm.com>
18411 PR tree-optimization/26420
18412 * tree-vectorizer.c (vectorize_loops): Bail out early if there
18413 are no loops in the function. Only print the number of
18414 vectorized loops if it is greater than zero or we are supposed
18415 to print information about unvectorized loops.
18417 2007-03-05 Revital Eres <eres@il.ibm.com>
18419 * gcc.dg/var-expand1.c: New test.
18420 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
18421 when an accumulator is expanded.
18423 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18426 * c-common.c (convert_and_check): Don't give warnings for
18427 conversion if 'expr' already overflowed.
18429 2007-03-04 Roger Sayle <roger@eyesopen.com>
18431 PR middle-end/30744
18432 * fold-const.c (fold_comparison): Enforce type consistency when
18433 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
18435 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
18437 * tree-ssa-address.c (create_mem_ref): Do not put an expression
18438 containing a cast to the base of TARGET_MEM_REF.
18440 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
18442 * tree.c (tree_contains_struct_check_failed): Remove spurious
18443 whitespace from error message.
18445 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
18448 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
18449 instead of precision.
18451 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
18452 Nathan Sidwell <nathan@codesourcery.com>
18454 * emit-rtl.c (find_auto_inc): New.
18455 (try_split): recreate REG_INC notes,
18456 Use regular for loops rather than whiles.
18458 2007-03-03 Andreas Schwab <schwab@suse.de>
18460 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
18461 * configure: Regenerate.
18463 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18465 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
18466 flag_rounding_math, not flag_unsafe_math_optimizations.
18468 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
18470 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
18471 alpha_fold_vector_minmax): Likewise.
18472 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
18473 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
18475 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
18477 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
18478 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
18479 if the lhs has side-effects.
18480 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
18482 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
18484 * config/i386/i386.h (TUNEMASK): Remove define.
18485 (ARCHMASK): Remove define.
18486 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
18487 Use ix86_arch_mask variable instead of ARCHMASK.
18488 * config/i386/i386.c (override_options): Ditto.
18489 (standard_80387_constant_p): Ditto.
18491 2007-03-02 Ian Lance Taylor <iant@google.com>
18493 Used signed infinities in VRP.
18494 * tree-vrp.c (uses_overflow_infinity): New static function.
18495 (supports_overflow_infinity): New static function.
18496 (make_overflow_infinity): New static function.
18497 (negative_overflow_infinity): New static function.
18498 (positive_overflow_infinity): New static function.
18499 (is_negative_overflow_infinity): New static function.
18500 (is_positive_overflow_infinity): New static function.
18501 (is_overflow_infinity): New static function.
18502 (overflow_infinity_range_p): New static function.
18503 (compare_values_warnv): New function split out of compare_values.
18504 (compare_value): Call it.
18505 (set_value_range_to_nonnegative): Add overflow_infinity
18506 parameter. Change caller.
18507 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
18509 (vrp_expr_computes_nonzero): Likewise.
18510 (compare_ranges, compare_range_with_value): Likewise.
18511 (compare_name_with_value, compare_names): Likewise.
18512 (vrp_evaluate_conditional): Likewise.
18513 (set_value_range): Handle infinity
18514 (vrp_operand_equal_p, operand_less_p): Likewise.
18515 (extract_range_from_assert): Likewise.
18516 (vrp_int_const_binop): Likewise.
18517 (extract_range_from_binary_expr): Likewise.
18518 (extract_range_from_unary_expr): Likewise.
18519 (extract_range_from_comparison): Likewise.
18520 (extract_range_from_expr): Likewise.
18521 (dump_value_range): Likewise.
18522 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
18523 (test_for_singularity): Likewise.
18524 (vrp_int_const_binop): Remove inline qualifier.
18525 (adjust_range_with_scev): Add comment.
18526 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
18528 2007-03-02 Diego Novillo <dnovillo@redhat.com>
18530 * tree-ssa-structalias.c (could_have_pointers): Tidy.
18531 (get_constraint_for): Likewise.
18532 (do_structure_copy): Likewise.
18533 (find_func_aliases): Fix references to MODIFY_EXPR.
18534 (intra_create_variable_infos): Tidy.
18535 * tree-ssa-operands.c (add_virtual_operand): Add argument
18537 When adding members of alias sets, if IS_CALL_SITE is true and
18538 the symbol is not call-clobbered, skip it.
18539 Adjust all callers.
18541 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
18543 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
18544 entry by means of emit_insn_at_entry.
18546 2007-03-02 Richard Henderson <rth@redhat.com>
18548 * expr.h (promoted_input_arg): Remove decl.
18549 * function.c (promoted_input_arg): Merge into ...
18550 * combine.c (setup_incoming_promotions): ... only caller.
18551 Rearrange to avoid double loop.
18553 2007-03-02 Ben Elliston <bje@au.ibm.com>
18554 Peter Bergner <bergner@vnet.ibm.com>
18555 Janis Johnson <janis187@us.ibm.com>
18557 * config/rs6000/dfp.md: New file.
18558 * config/rs6000/rs6000.md: Include dfp.md.
18559 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
18560 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
18561 and TDmode decimal float modes in FP registers.
18562 (num_insns_constant): Likewise.
18563 (rs6000_legitimate_offset_address_p): Likewise.
18564 (rs6000_legitimize_address): Likewise.
18565 (rs6000_legitimize_reload_address): Likewise.
18566 (rs6000_legitimate_address): Likewise.
18567 (rs6000_emit_move): Likewise.
18568 (function_arg_boundary): Likewise.
18569 (function_arg_advance): Likewise.
18570 (rs6000_darwin64_record_arg_recurse): Likewise.
18571 (function_arg): Likewise.
18572 (rs6000_gimplify_va_arg): Likewise.
18573 (rs6000_split_multireg_move): Likewise.
18574 (rs6000_output_function_epilogue): Likewise.
18575 (rs6000_output_function_epilogue): Likewise.
18576 (rs6000_register_move_cost): Likewise.
18577 (rs6000_function_value): Likewise.
18578 (rs6000_libcall_value): Likewise.
18580 2007-03-02 Richard Sandiford <richard@codesourcery.com>
18582 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
18584 2007-03-02 Richard Sandiford <richard@codesourcery.com>
18586 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
18587 Use $MULTIDIR to choose between the kernel and RTP headers,
18588 and use $WIND_BASE and $WIND_USR to locate them.
18590 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
18592 * config/i386/i386.c (override_options): Put initialization of
18593 ix86_tune_mask and ix86_arch_mask to the correct place.
18595 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
18596 Michael Meissner <michael.meissner@amd.com>
18599 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
18600 (ARCHMASK): Define.
18601 (TARGET_CMOVE): Use ARCHMASK.
18602 (TARGET_CMPXCHG): Ditto.
18603 (TARGET_CMPXCHG8B): Ditto.
18604 (TARGET_XADD): Ditto.
18605 (TARGET_BSWAP): Ditto.
18606 * config/i386/i386.c (ix86_tune_mask): New global variable.
18607 (ix86_arch_mask): Ditto.
18608 (override_options): Initialize ix86_tune_mask and
18609 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
18612 2007-03-02 Ben Elliston <bje@au.ibm.com>
18615 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
18617 2007-03-02 Joseph Myers <joseph@codesourcery.com>
18619 * target.h (init_dwarf_reg_sizes_extra): New target hook.
18620 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
18621 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
18622 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
18624 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
18625 rs6000_init_dwarf_reg_sizes_extra): New.
18626 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
18627 SPE register high parts.
18629 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
18631 * Makefile.in: Add install-pdf target as
18632 copied from automake v1.10 rules.
18633 * configure.ac: Add install-pdf to target list.
18634 * configure: Regenerate.
18636 2007-03-01 Paul Brook <paul@codesourcery.com>
18638 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
18639 modes to LDRD for DImode.
18640 (output_move_double): Fixup out of range ldrd/strd.
18641 (vfp_secondary_reload_class): Rename...
18642 (coproc_secondary_reload_class): ... to this. Add wb argument.
18643 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
18644 coproc_secondary_reload_class for CLASS_IWMMXT.
18645 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
18646 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
18648 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
18650 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
18651 unroll factor by the estimated number of iterations.
18652 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
18653 than prefetch latency.
18655 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
18656 decode_caches_intel, detect_caches_intel): New functions.
18657 (host_detect_local_cpu): Use detect_caches_amd and
18658 detect_caches_intel.
18660 2007-03-01 Richard Henderson <rth@redhat.com>
18662 * expr.c (emit_move_complex_push): Export.
18663 (emit_move_complex_parts): Split out from ...
18664 (emit_move_complex): ... here.
18665 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
18666 * config/i386/i386.md (movcdi): New.
18668 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
18670 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
18671 size of mode1 to check for tieable modes in MMX case.
18673 2007-03-01 Richard Sandiford <richard@codesourcery.com>
18675 * Makefile.in (rtlanal.o): Depend on tree.h.
18676 * rtl.h (offset_within_section_p, split_const): Declare.
18677 * rtlanal.c: Include tree.h.
18678 (offset_within_block_p): New function, taken from
18679 mips_offset_within_object_p.
18680 (split_const): New function, taken from mips_split_const.
18681 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
18683 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
18684 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
18685 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
18686 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
18687 (m68k_illegitimate_symbolic_constant_p): New function.
18688 * config/m68k/m68k.md (movsi): Remove misleading predicates.
18689 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
18690 symbolic constant that might be outside the symbol's section,
18691 move the symbol first and then add the offset.
18692 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
18694 * config/mips/mips.c (mips_split_const): Delete.
18695 (mips_offset_within_object_p): Delete.
18696 (mips_symbolic_constant_p): Use offset_within_section_p and
18697 split_const instead of mips_offset_within_object_p and
18699 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
18700 (mips_legitimize_const_move, print_operand_reloc)
18701 (mips_dangerous_for_la25_p): Use split_const instead of
18704 2007-02-28 Eric Christopher <echristo@apple.com>
18706 * Makefile.in (install-include-dir): Don't rm -rf include.
18708 2007-02-28 Richard Guenther <rguenther@suse.de>
18710 PR middle-end/30364
18711 * fold-const.c (fold_binary): Do not associate expressions
18712 with more than one variable for integer types that do not wrap.
18714 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
18716 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
18717 Delete, and replace with...
18718 (fold_builtin_call_array): This. Update callers to use it.
18719 * fold-const.c (fold_build_call_list): Delete, and replace with...
18720 (fold_build_call_array): This.
18721 (fold_build_call_list_initializer): Delete, and replace with...
18722 (fold_build_call_array_initializer): This.
18723 * tree.h: Update declarations to reflect above changes.
18725 * c-typeck.c (build_function_call): Store converted arguments
18726 in a stack-allocated array instead of building a list.
18727 (convert_arguments): Store arguments in the array passed in as an
18728 argument, and return the actual number of arguments.
18729 * c-format.c: (check_function_format): Pass arguments in an
18730 array instead of a list.
18731 * c-common.c (check_function_nonnull): Likewise.
18732 (check_function_sentinel): Likewise.
18733 (check_function_arguments): Likewise.
18734 * c-common.h: Update declarations to reflect above changes.
18736 2007-02-28 Jan Hubicka <jh@suse.cz>
18738 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
18739 PRED_NEGATIVE_RETURN): Update outcomes.
18741 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
18743 * calls.c (emit_library_call_value_1): Handle partial registers
18744 correctly when building up CALL_INSN_FUNCTION_USAGE.
18746 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18748 * pa/predicates.md (move_src_operand): Allow zero for mode.
18749 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
18752 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
18755 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
18756 *movv2df_internal): Enable pattern only for valid operand
18758 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
18759 tie only 128bit modes. For MMX registers, tie only 64bit modes.
18761 2007-02-27 Mike Stump <mrs@apple.com>
18763 * config/darwin-crt3.c: Avoid compilation when compiling for a
18766 2007-02-27 Joseph Myers <joseph@codesourcery.com>
18768 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
18770 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
18771 for fixed headers and limits.h.
18772 (install-include-dir, install-headers-tar, install-headers-cpio,
18773 install-headers-cp, real-install-headers-tar,
18774 real-install-headers-cpio, real-install-headers-cp): Handle
18775 include-fixed as well as include.
18776 (install-mkheaders): Don't install files that go only in include
18778 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
18779 from GCC_INCLUDE_DIR.
18780 * gcc.c (process_command): Remove special -BstageN/ handling.
18781 (do_spec_1): Add include-fixed directories.
18783 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18785 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
18787 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
18789 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
18792 2007-02-27 Mark Mitchell <mark@codesourcery.com>
18794 * c-common.c (get_priority): Add check for
18795 SUPPORTS_INIT_PRIORITY.
18797 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18799 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
18801 * config/bfin/bfin.c: Include "cfglayout.h".
18802 (MAX_LSETUP_DISTANCE): New macro.
18803 (struct loop_info): New members incoming, incoming_src and
18804 incoming_dest. Delete member predecessor.
18805 (length_for_loop): New function.
18806 (bfin_optimize_loop): Handle more different loop structures.
18807 (bfin_discover_loop): Rework detection of predecessor blocks by
18808 examining incoming edges.
18809 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
18811 (bfin_reorder_loops): New function.
18812 (bfin_reorg_loops): Use these three new functions.
18814 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
18815 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
18816 (CONSTRAINT_LEN): Add entry for 'q'.
18817 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
18818 Add 'q' constraints.
18819 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
18820 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
18822 * config/bfin/bfin.md (add_with_carry): New pattern.
18823 (s_or_u, su_optab, su_modifier): New code macros/attrs.
18824 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
18825 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
18826 support unsigned multiplies too. Removed incorrect commutativity from
18827 operand 1 constraint where appropriate.
18828 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
18830 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
18831 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
18833 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
18834 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
18835 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
18836 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
18837 usmulhisi_hh_huh): New patterns.
18839 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
18840 lshifthi3): Fix output template to use half reg for operand 2.
18842 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
18845 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
18847 2007-02-27 Andreas Schwab <schwab@suse.de>
18849 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
18851 2007-02-27 Jan Hubicka <jh@suse.cz>
18853 * predict.c (last_basic_block_p): Remove.
18854 (tree_estimate_probability): Update return heuristic for commonized
18857 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
18859 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
18861 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
18863 * doc/include/gcc-common.texi (versionsubtitle): New macro.
18864 * doc/cpp.texi: Standardize title page.
18865 * doc/cppinternals.texi: Likewise.
18866 * doc/gcc.texi: Standardize title page, remove version number
18867 from copyright page.
18868 * doc/gccint.texi: Likewise.
18869 * doc/install.texi: Standardize title page, add table of
18872 2007-02-26 Jan Hubicka <jh@suse.cz>
18874 * predict.def: Set outcomes according to more recent results.
18875 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
18876 Remove dead predictors.
18877 * predict.c (return_prediction): Fix pasto.
18879 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18881 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
18882 change; avoid a memory leak when returning early.
18884 2007-02-26 Mark Mitchell <mark@codesourcery.com>
18886 * c-decl.c (static_ctors): Move to c-common.c.
18887 (static_dtors): Likewise.
18888 (finish_function): Use c_record_cdtor_fn.
18889 (build_cdtor): Move to c-common.c.
18890 (c_write_global_declarations): Use c_build_cdtor_fns.
18891 * c-common.h (static_ctors): Declare.
18892 (static_dtors): Likewise.
18893 (c_record_cdtor_fn): Likewise.
18894 (c_build_cdtor_fns): Likewise.
18895 * c-common.c (static_ctors): New variable.
18896 (static_dtors): Likewise.
18897 (c_record_cdtor_fn): New function.
18898 (build_cdtor): Move from c-decl.c
18899 (c_build_cdtor_fns): New function.
18901 * output.h (assemble_addr_to_section): Declare.
18902 (get_cdtor_priority_section): Likewise.
18903 * varasm.c (assemble_addr_to_section): New function.
18904 (get_cdtor_priority_section): Likewise.
18905 (default_named_section_asm_out_destructor): Use them.
18906 (destor_dtor_section_asm_out_destructor): Likewise.
18907 (default_named_section_asm_out_constructor): Likewise.
18908 (default_ctor_section_asm_out_constructor): Likewise.
18909 * config.gcc (*-*-vxworks*): Include vxworks.o.
18910 * config/t-vxworks (vxworks.o): New target.
18911 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
18912 (TARGET_ASM_CONSTRUCTOR): Define.
18913 (TARGET_ASM_DESTRUCTOR): Likewise.
18914 (vxworks_asm_out_constructor): Declare.
18915 (vxworks_asm_out_destructor): Likewise.
18917 * c-common.c (get_priority): Check that we have not just an
18918 INTEGER_CST, but an integer constant with integeral type.
18920 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
18922 PR tree-optimization/30938
18923 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
18924 use &dt[nargs-1] instead of &dt[nargs] in the call to
18925 vect_is_simple_use().
18927 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
18929 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
18930 from register elimination as PRE_MODIFY / POST_MODIFY increments.
18931 Do not attempt to handle MEM inside auto-inc expressions.
18932 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
18933 of a register modified by an auto-inc expression. However, do handle
18934 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
18935 (elimination_effects): Prohibit elimination of a register modified
18936 by an auto-inc expression. Disable register elimination rules whose
18937 target register is modified by an auto-inc expression with variable
18940 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
18942 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
18944 (array_at_struct_end_p): New function.
18945 (idx_infer_loop_bounds): Use it.
18946 (estimate_numbers_of_iterations_loop): Export.
18947 * predict.c (predict_loops): Use estimated_loop_iterations_int.
18948 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
18949 (tree_estimate_probability): Call record_loop_exits.
18950 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
18951 (estimated_loop_iterations, estimated_loop_iterations_int,
18952 estimated_loop_iterations_tree): New functions.
18953 (analyze_siv_subscript_cst_affine,
18954 compute_overlap_steps_for_affine_1_2,
18955 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
18956 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
18957 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
18958 (PRED_LOOP_ITERATIONS_GUESSED): New.
18959 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
18960 * cfgloop.h (estimate_numbers_of_iterations_loop,
18961 estimated_loop_iterations_int): Declare.
18963 2007-02-25 Mark Mitchell <mark@codesourcery.com>
18965 * doc/extend.texi: Document optional priority argument to
18966 constructors and destructors.
18967 * tree.c (init_priority_for_decl): Adjust GTY markers.
18968 (init_ttree): Use priority-info hash functions for
18969 init_priority_for_decl.
18970 (tree_map_eq): Rename to ...
18971 (tree_map_base_eq): ... this.
18972 (tree_map_marked_p): Rename to ...
18973 (tree_map_base_marked_p): ... this.
18974 (tree_map_base_hash): New function.
18975 (decl_init_priority_lookup): Rework.
18976 (decl_fini_priority_lookup): New function.
18977 (decl_priority_info): New function.
18978 (decl_init_priority_insert): Use it.
18979 (decl_fini_priority_insert): Likewise.
18980 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
18982 (decl_restrict_base_insert): Likewise.
18983 (decl_debug_expr_insert): Likewise.
18984 (decl_value_expr_lookup): Likewise.
18985 (decl_value_expr_insert): Likewise.
18986 * tree.h (priority_type): New type.
18987 (decl_init_priority_lookup): Use priority_type.
18988 (decl_fini_priority_lookup): New function.
18989 (decl_init_priority_insert): Use priority_type.
18990 (decl_fini_priority_insert): New function.
18991 (DECL_HAS_INIT_PRIORITY): Tweak comments.
18992 (DECL_INIT_PRIORITY): Likewise.
18993 (SET_DECL_INIT_PRIORITY): Add comment.
18994 (DECL_FINI_PRIORITY): New macro.
18995 (SET_DECL_FINI_PRIORITY): Likewise.
18996 (DEFAULT_INIT_PRIORITY): Document.
18997 (MAX_INIT_PRIORITY): Likewise.
18998 (MAX_RESERVED_INIT_PRIORITY): Likewise.
18999 (tree_map_base): New type.
19000 (tree_map_base_eq): New function.
19001 (tree_map_base_hash): Likewise.
19002 (tree_map_base_marked_p): Likewise.
19003 (tree_map): Inherit from tree_map_base.
19004 (tree_map_eq): Make it a macro.
19005 (tree_map_marked_p): Likewise.
19006 (tree_int_map): Inherit from tree_map_base.
19007 (tree_int_map_eq): Make it a macro.
19008 (tree_int_map_hash): Likewise.
19009 (tree_int_map_marked_p): Likewise.
19010 (tree_priority_map): New type.
19011 (tree_priority_map_eq): New macro.
19012 (tree_priority_map_hash): Likewise.
19013 (tree_priority_map_marked_p): Likewise.
19014 * varasm.c (emults_decl): Adjust for refactoring of tree_map
19016 (emutls_common_1): Likewise.
19017 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
19018 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
19019 of tree_map hierarchy.
19020 * tree-cfg.c (move_stmt_r): Likewise.
19021 (new_label_mapper): Likewise.
19022 * c-tree.h (c_expand_body): Move to ...
19023 * c-common.h (c_expand_body): ... here.
19024 * c-decl.c (c_expand_body): Move to ...
19025 * c-common.c (c_expand_body): ... here.
19026 (c_common_attribute_table): Allow 1 argument for the constructor
19027 and destructor attributes.
19028 (get_priority): New function.
19029 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
19030 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
19032 2007-02-24 Jan Hubicka <jh@suse.cz>
19034 PR middle-end/30509
19035 * tree-inline.c (copy_bb): Produce exact copy of EH info when
19036 copying for inlining.
19038 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
19039 Jan Hubicka <jh@suse.cz>
19042 * i386.c (counter_mode): New function.
19043 (expand_set_or_movmem_via_loop): Use it.
19044 (expand_movmem_epilogue): Likewise; fix pasto.
19045 (ix86_expand_movmem): Do emit guard even for constant counts.
19046 (ix86_expand_setmem): Likewise.
19048 2007-02-25 Nick Clifton <nickc@redhat.com>
19050 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
19051 (JUMP_TABLES_IN_TEXT_SECTION): Define.
19053 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
19056 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
19057 count argument with 0x10, not with 0x16.
19058 (expand_setmem_epilogue): Ditto.
19060 2007-02-24 Mike Stump <mrs@apple.com>
19062 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
19065 2007-02-24 Richard Guenther <rguenther@suse.de>
19067 PR middle-end/30951
19068 * fold-const.c (fold_binary): Fold x +- CST op x for
19069 EQ_EXPR and NE_EXPR.
19071 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19073 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
19075 2007-02-24 Jan Hubicka <jh@suse.cz>
19077 * cgraphunit.c (decide_is_function_needed): Honor
19078 -fkeep-inline-functions.
19080 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19082 * builtins.c (fold_builtin_modf): New.
19083 (fold_builtin_2): Use it.
19085 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
19087 * loop-iv.c (implies_p): Detect additional cases where A implies B.
19088 (determine_max_iter): Take additional LOOP arg; all callers changed.
19089 Lose broken logic dealing with PLUS. Try to limit the upper bound by
19090 one using simplifications.
19091 (simplify_using_initial_values): Return if the expression becomes
19092 invalid due to altered regs.
19094 2007-02-23 DJ Delorie <dj@redhat.com>
19096 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
19098 2007-02-23 Mike Stump <mrs@apple.com>
19100 * tlink.c (scan_linker_output): Parse linker messages from
19101 darwin9's linker better.
19103 2007-02-23 Steve Ellcey <sje@cup.hp.com>
19106 * varpool.c (varpool_assemble_pending_decls): Set
19107 varpool_last_needed_node to null.
19109 2007-02-23 DJ Delorie <dj@redhat.com>
19111 * config/i386/i386.c (ix86_data_alignment): Don't specify an
19112 alignment bigger than the object file can handle.
19114 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
19117 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
19118 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
19119 (*movsf_1): Penalize MMX moves.
19121 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
19123 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
19124 2^32-1 or more times unless flag_unsafe_loop_optimizations.
19126 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
19128 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19130 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
19131 (fold_builtin_1): Use them.
19132 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
19133 BUILT_IN_SIGNIFICAND.
19135 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
19137 * config/i386/i386.c (bdesc_1arg): Initialize
19138 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
19139 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
19140 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
19141 and IX86_BUILTIN_MOVSLDUP.
19143 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
19145 PR rtl-optimization/30841
19146 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
19148 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19150 * builtins.c (fold_builtin_frexp): New.
19151 (fold_builtin_2): Use it.
19153 2007-02-22 Mark Mitchell <mark@codesourcery.com>
19155 * doc/invoke.texi (Spec Files): Document getenv spec function.
19157 * gcc.c (getenv_spec_function): New function.
19158 (static_spec_functions): Add it.
19159 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
19160 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
19163 2007-02-22 Michael Matz <matz@suse.de
19166 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
19167 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
19169 2007-02-22 Ian Lance Taylor <iant@google.com>
19172 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
19173 (mem_loc_descriptor): Call it.
19175 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
19176 Ira Rosen <irar@il.ibm.com>
19178 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
19180 2007-02-22 Ira Rosen <irar@il.ibm.com>
19182 PR tree-optimization/30843
19183 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
19184 stores only after all the group is vectorized.
19186 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
19188 PR tree-optimization/30858
19189 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
19190 in the reduction cycle have a single use in the loop.
19191 * tree-vectorizer.h (relevant): Add documentation.
19193 2007-02-20 Mike Stump <mrs@apple.com>
19195 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
19196 * configure: Regenerate.
19198 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19200 Change the defaults of some parameters and options.
19201 * config/spu/spu-protos.h (spu_optimization_options): Declare.
19202 * config/spu/spu.c (spu_optimization_options): Add.
19203 (spu_override_options): Change params in spu_optimization_options.
19204 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
19206 Register 127 is only 16 byte aligned when used as a frame pointer.
19207 * config/spu/spu-protos.h (spu_init_expanders): Declare.
19208 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
19209 HARD_FRAME_POINTER_REGNUM.
19210 (spu_legitimate_address): Use regno_aligned_for_reload.
19211 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
19212 aligned when frame_pointer_needed is true.
19213 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
19215 * config/spu/spu.h (INIT_EXPANDERS): Define.
19217 Make sure shift and rotate instructions have valid immediate operands.
19218 * config/spu/predicates.md (spu_shift_operand): Remove.
19219 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
19220 * config/spu/constraints.md (W, O): Extend range.
19221 * config/spu/spu.md (umask, nmask): Define.
19222 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
19223 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
19224 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
19225 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
19226 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
19227 (lshr<mode>3_reg): Fix rtl description.
19229 Make sure mulhisi immediate operands are valid.
19230 * config/spu/predicates.md (imm_K_operand): Add.
19231 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
19233 Generate constants using fsmbi and andi.
19234 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
19235 (print_operand, spu_split_immediate, classify_immediate,
19236 fsmbi_const_p): Handle IC_FSMBI2.
19238 Correctly handle a CONST_VECTOR containing symbols.
19239 * config/spu/spu.c (print_operand): Handle HIGH correctly.
19240 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
19241 (immediate_load_p): Allow symbols that use 2 instructions to create.
19242 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
19243 with symbols when flag_pic is set.
19244 (const_vector_immediate_p): New.
19245 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
19246 accept a CONST_VECTOR with symbols.
19247 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
19248 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
19250 * config/spu/spu.md (high, low): Delete.
19251 (low_<mode>): Define.
19253 Remove INTRmode and INTR_REGNUM, which didn't work.
19254 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
19256 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
19257 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
19258 peephole2 pattern): Don't use INTR or 131.
19259 (movintrcc): Delete.
19260 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
19261 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
19262 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
19263 (UNSPEC_SET_INTR): Add.
19264 * config/spu/spu-modes.def (INTR): Remove.
19266 More accurate warnings about run-time relocations.
19267 * config/spu/spu.c (reloc_diagnostic): Test in_section.
19269 Correctly warn about immediate arguments to specific intrinsics.
19270 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
19271 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
19272 the instruction predicate.
19274 Fix tree check errors with latest update.
19275 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
19277 (spu_expand_builtin): Use CALL_EXPR_FN.
19279 Add missing specific intrinsics.
19280 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
19282 * config/spu/spu_internals.h: Ditto.
19284 Fix incorrect operand modifiers.
19285 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
19286 * config/spu/spu.md (xor<mode>3): Change %S to %J.
19288 Optimize one case of zero_extend of a vec_select.
19289 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
19291 Accept any immediate for hbr.
19292 * config/spu/spu.md (hbr): Change s constraints to i.
19294 2007-02-21 Paul Brook <paul@codesourcery.com>
19296 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
19297 condexec_count when skipping USE and CLOBBER.
19299 2007-02-21 Nick Clifton <nickc@redhat.com>
19301 * common.opt (Warray-bounds): Add Warning attribute.
19302 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
19304 (fsized-zeroes): Add Optimization attribute.
19305 (fsplit-wide-types, ftree-scev-cprop): Likewise.
19306 * c.opt (Wc++0x-compat): Add Warning attribute.
19308 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
19310 PR middle-end/30761
19311 * reload1.c (eliminate_regs_in_insn): In the single_set special
19312 case, attempt to re-recognize the insn before falling back to
19313 having reload fix it up.
19315 2007-02-20 Eric Christopher <echristo@gmail.com>
19317 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
19318 Rewrite accordingly.
19319 (frv_read_iacc_argument): Ditto.
19320 (frv_expand_set_builtin): Take a call instead of arglist, update for
19322 (frv_expand_unop_builtin): Ditto.
19323 (frv_expand_binop_builtin): Ditto.
19324 (frv_expand_cut_builtin): Ditto.
19325 (frv_expand_binopimm_builtin): Ditto.
19326 (frv_expand_voidbinop_builtin): Ditto.
19327 (frv_expand_int_void2arg): Ditto.
19328 (frv_expand_prefetches): Ditto.
19329 (frv_expand_voidtriop_builtin): Ditto.
19330 (frv_expand_voidaccop_builtin): Ditto.
19331 (frv_expand_load_builtin): Ditto.
19332 (frv_expand_store_builtin): Ditto.
19333 (frv_expand_mdpackh_builtin): Ditto.
19334 (frv_expand_mclracc_builtin): Ditto.
19335 (frv_expand_mrdacc_builtin): Ditto.
19336 (frv_expand_mwtacc_builtin): Ditto.
19337 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
19340 2007-02-20 Janis Johnson <janis187@us.ibm.com>
19342 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
19343 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
19345 (HAVE_GAS_DFP): Check for assembler support of decimal floating
19346 point instructions.
19347 * configure: Regenerate.
19348 * config.in: Regenerate.
19349 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
19350 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
19351 masks to power6 and power6x and to POWERPC_MASKS.
19352 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
19354 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
19355 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
19356 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19357 Access PROTOTYPE as variable, not mask.
19359 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
19361 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
19362 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
19363 * combine.c (adjust_for_new_dest): Use it.
19364 * postreload.c (reload_combine): Likewise.
19366 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
19368 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
19369 notes on an insn with multiple sets, even if single_set returns
19370 non-NULL for that insn.
19372 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19374 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
19375 scalbn and scalbln.
19377 2007-02-20 Geoffrey Keating <geoffk@apple.com>
19379 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
19380 if user didn't pass it.
19381 * config/i386/darwin.h (CC1_SPEC): Likewise.
19382 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
19383 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
19384 -mmacosx-version-min.
19386 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19387 Uros Bizjak <ubizjak@gmail.com>
19389 * optabs.h (enum optab_index): Add new OTI_scalb.
19390 (scalb_optab): Define corresponding macro.
19391 * optabs.c (init_optabs): Initialize scalb_optab.
19392 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
19394 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
19395 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
19396 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
19397 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
19398 flag_unsafe_math_optimizations is set.
19400 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
19401 to implement scalbf, scalb and scalbl built-ins as inline x87
19404 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19405 DJ Delorie <dj@redhat.com>
19408 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
19409 (diagnostic_report_diagnostic): ... here, and turn them into real
19410 errors. If warnings are inhibited, no need to do anything.
19412 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
19414 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
19415 better code generation.
19417 2007-02-20 Ben Elliston <bje@au.ibm.com>
19419 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
19421 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
19423 * config/alpha/alpha.c, config/alpha/alpha.md,
19424 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
19425 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
19426 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
19427 config/arm/lib1funcs.asm: Follow spelling conventions.
19429 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
19430 config/fr30/fr30.md, config/i386/i386.h,
19431 config/iq2000/iq2000.h, config/iq2000/predicates.md,
19432 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
19433 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
19434 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
19435 config/rs6000/altivec.md, config/rs6000/rs6000.c,
19436 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
19437 config/sparc/sparc.c, config/sparc/sparc.h,
19438 config/sparc/sparc.md, config/spu/constraints.md,
19439 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
19442 2007-02-20 Alan Modra <amodra@bigpond.net.au>
19445 * varasm.c (use_blocks_for_decl_p): Return false for decls with
19448 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
19450 * doc/invoke.texi (-ftree-lrs): Remove.
19452 2007-02-19 Diego Novillo <dnovillo@redhat.com>
19454 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
19457 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
19459 * config/ia64/ia64.c (ia64_expand_builtin): Use the
19460 new CALL_EXPR_FN macro for retrieving the function
19461 declaration of the input expression.
19463 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19465 * c.opt (Waddress): New.
19466 * common.opt (Walways-true): Delete.
19467 (Wstring-literal-comparison): Delete.
19468 * doc/invoke.texi (Warning Options): Delete -Walways-true and
19469 -Wstring-literal-comparison. Add -Waddress.
19471 (Walways-true): Delete.
19472 (Wstring-literal-comparison): Delete.
19473 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
19474 consistently instead of -Walways-true in example.
19475 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
19476 * c-typeck.c (parser_build_binary_op): Replace
19477 -Wstring-literal-comparison and -Walways-true with -Waddress.
19478 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
19481 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
19483 * tree-cfg.c (dump_function_to_file): Be prepared for functions
19484 without DECL_STRUCT_FUNCTION initialized.
19486 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
19488 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
19489 due to calls to functions taking pointers as parameters.
19491 2007-02-19 Richard Henderson <rth@redhat.com>
19494 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
19497 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
19499 * config/s390/s390.c (s390_call_saved_register_used,
19500 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
19501 accessed to the new scheme.
19503 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
19505 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
19506 (cris_print_index, cris_print_operand, cris_print_operand_address)
19507 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
19508 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
19509 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
19510 GET_CODE () == xxx.
19511 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
19512 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
19513 GO_IF_LEGITIMATE_ADDRESS): Ditto.
19514 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
19515 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
19516 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
19517 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
19518 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
19519 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
19520 (uminsi3, call, call_value): Ditto.
19521 (define_split: indir_to_reg_split, unnamed): Ditto.
19523 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
19525 PR tree-optimization/30975
19526 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
19529 2007-02-18 Eric Christopher <echristo@gmail.com>
19531 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
19532 Remove use of arglist.
19533 (mips_expand_builtin): Remove use of arglist, pass in expr.
19534 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
19535 (mips_expand_builtin_movtf): Ditto.
19536 (mips_expand_builtin_compare): Ditto.
19538 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
19540 * tree-sra.c (sra_build_assignment): Replace assertion
19541 checking with a comment explaining why it can't be done.
19543 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
19545 PR middle-end/30833
19546 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
19547 during CALL_EXPR representation conversion.
19548 * tree-ssa-propagate.c (set_rhs): Likewise.
19550 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
19552 * tree-sra.c (sra_build_assignment): Disable assertion checking
19555 2007-02-18 Roger Sayle <roger@eyesopen.com>
19557 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
19558 instead of calling build2 with a GIMPLE_MODIFY_STMT.
19559 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
19561 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
19562 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
19563 gimplify_init_ctor_eval_range, gimple_push_cleanup,
19564 gimplify_omp_for, gimplify_omp_atomic_pipeline,
19565 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
19566 force_gimple_operand): Likewise.
19567 * ipa-cp.c (constant_val_insert): Likewise.
19568 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
19569 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
19570 perfect_nestify): Likewise.
19571 * langhooks.c (lhd_omp_assignment): Likewise.
19572 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
19573 lower_copyprivate_clauses, lower_send_clauses,
19574 lower_send_shared_vars, expand_parallel_call,
19575 expand_omp_for_generic, expand_omp_for_static_nochunk,
19576 expand_omp_for_static_chunk, expand_omp_sections,
19577 lower_omp_single_copy, lower_omp_for_lastprivate,
19578 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
19579 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
19580 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
19583 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
19585 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
19586 config/sh/sh.md: Follow spelling conventions.
19588 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
19589 config/frv/predicates.md: Follow spelling conventions.
19591 * config/m68k/linux-unwind.h: Fix a comment typo.
19592 * target.h: Follow spelling conventions.
19594 2007-02-18 Roger Sayle <roger@eyesopen.com>
19596 PR rtl-optimization/28173
19597 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
19598 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
19599 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
19600 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
19601 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
19603 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19605 * builtins.c (fold_builtin_load_exponent): New.
19606 (fold_builtin_2): Use it.
19608 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
19610 PR rtl-optimization/30773
19611 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
19612 if we fail to attach a REG_EQUIV note.
19614 2007-02-18 David Edelsohn <edelsohn@gnu.org>
19615 Roger Sayle <roger@eyesopen.com>
19617 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
19619 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
19621 * calls.c (initialize_argument_information): Pass original EXP
19622 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
19623 code to split complex arguments here, as part of initializing the
19625 (expand_call): Remove code that builds a list of arguments and
19626 inserts implicit arguments into it. Instead, just count how many
19627 implicit arguments there will be so we can determine the size of
19628 the ARGS array, and let initialize_argument_information do the work.
19629 (split_complex_values): Delete unused function.
19631 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
19633 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
19635 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
19637 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
19638 for arg pointer based indexed addressing.
19640 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
19642 * config/ia64/ia64.h, config/ia64/ia64.md,
19643 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
19644 spelling conventions.
19646 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
19648 * config/m68k/m68k.c (split_di): New.
19649 * config/m68k/m68k-protos.h: Declare split_di.
19650 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
19651 Improve predicate handling and split constant shifts.
19653 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
19655 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
19656 parameter for register bitfield operations, general predicates
19659 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
19661 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
19662 * config/m68k/linux-unwind.h: New file.
19664 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
19666 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
19667 config/i386/athlon.md, config/ia64/ia64.md,
19668 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
19669 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
19670 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
19671 tree-ssa-loop-niter.c, tree-vect-analyze.c,
19672 tree-vect-transform.c: Fix comment typos.
19674 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
19676 * sched-deps.c (find_insn_list): Remove.
19677 * sched-int.h: Remove the prototype for find_insn_list.
19679 2007-02-16 Geoffrey Keating <geoffk@apple.com>
19681 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
19683 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
19684 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
19685 darwin_rs6000_override_options.
19686 (C_COMMON_OVERRIDE_OPTIONS): Expect
19687 darwin_macosx_version_min to be non-NULL always.
19688 (TARGET_C99_FUNCTIONS): Likewise.
19689 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
19690 (DARWIN_MINVERSION_SPEC): New.
19691 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
19692 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
19694 (DARWIN_MINVERSION_SPEC): New.
19695 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
19697 * config/darwin-c.c (darwin_cpp_builtins): Expect
19698 darwin_macosx_version_min to be non-NULL always.
19700 * config/rs6000/rs6000.c: Clean up trailing whitespace.
19702 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
19704 * config/i386/i386.h (x86_use_xchgb): New.
19705 (TARGET_USE_XCHGB): New macro.
19706 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
19707 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
19708 Split after reload into bswaphi for shifts of 8.
19709 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
19710 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
19711 or when optimizing for size.
19713 2007-02-16 Richard Guenther <rguenther@suse.de>
19714 Christian Bruel <christian.bruel@st.com>
19716 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
19717 DECLs but prefer SSA_NAMEs over DECLs.
19719 2007-02-16 Richard Guenther <rguenther@suse.de>
19721 * tree-flow-inline.h (single_imm_use_p): Remove.
19722 (zero_imm_uses_p): Likewise.
19723 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
19724 instead of single_imm_use_p.
19725 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
19728 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19731 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
19732 nested double- and backquotes.
19734 2007-02-15 Roger Sayle <roger@eyesopen.com>
19736 PR middle-end/30391
19737 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
19738 should be unreachable.
19739 (build2_stat): Allow construction of MODIFY_EXPR at any time.
19740 For the time being redirect GIMPLE_MODIFY_STMT to the new
19741 (renamed) build_gimple_modify_stmt_stat.
19742 (build2_gimple_stat): Rename to...
19743 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
19744 Always build a GIMPLE_MODIFY_STMT node.
19745 * tree.h (build2_gimple, build2_gimple_stat): Delete.
19746 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
19749 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
19750 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
19751 * tree-complex.c (set_component_ssa_name, expand_complex_move,
19752 expand_complex_div_wide): Likewise.
19753 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
19754 * tree-ssa-loop-im.c (schedule_sm): Likewise.
19755 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
19756 * tree-ssa-loop-manip.c (create_iv): Likewise.
19757 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
19758 abs_replacement): Likewise.
19759 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
19760 realify_fake_stores): Likewise.
19762 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
19763 node rather than a GIMPLE_MODIFY_STMT node.
19764 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
19765 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
19767 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
19768 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
19769 GIMPLE_MODIFY_STMT.
19771 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
19773 PR middle-end/30433
19774 * fold-const.c (fold_comparison): Add back the
19775 folding of constant complex comparisions.
19777 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
19779 PR middle-end/30729
19780 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
19781 effects unknown to this function, return early.
19783 2007-02-15 Ian Lance Taylor <iant@google.com>
19785 * lower-subreg.c (move_eh_region_note): New static function.
19786 (resolve_simple_move): Call it.
19787 (decompose_multiword_subregs): Track blocks for which we resolve a
19788 simple move which is also a control flow insn. Pass them to
19789 find_many_sub_basic_blocks.
19790 (pass_lower_subreg): Add TODO_verify_flow.
19791 (pass_lower_subreg2): Likewise.
19793 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19794 Brooks Moses <brooks.moses@codesourcery.com>
19795 Lee Millward <lee.millward@codesourcery.com>
19797 * tree.h (enum tree_code_class): Add tcc_vl_exp.
19798 (VL_EXP_CLASS_P): New.
19799 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
19801 (TREE_OPERAND_CHECK_CODE): Likewise.
19802 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
19803 (TREE_RTL_OPERAND_CHECK): Likewise.
19804 (tree_operand_check_failed): Make second parameter the whole tree
19805 instead of its code. Fixed callers.
19806 (VL_EXP_CHECK): New.
19807 (TREE_OPERAND_LENGTH): New.
19808 (VL_EXP_OPERAND_LENGTH): New.
19809 (CALL_EXPR_FN): New.
19810 (CALL_EXPR_STATIC_CHAIN): New.
19811 (CALL_EXPR_ARGS): New.
19812 (CALL_EXPR_ARG): New.
19813 (call_expr_nargs): New.
19814 (CALL_EXPR_ARGP): New.
19815 (build_nt_call_list): Declare.
19816 (build_vl_exp_stat): Declare.
19817 (build_vl_exp): New.
19818 (build_call_list): Declare.
19819 (build_call_nary): Declare.
19820 (build_call_valist): Declare.
19821 (build_call_array): Declare.
19822 (call_expr_arg): Declare.
19823 (call_expr_argp): Declare.
19824 (call_expr_arglist): Declare.
19825 (fold_build_call_list): Declare.
19826 (fold_build_call_list_initializer): Declare.
19827 (fold_call_expr): Declare to replace fold_builtin.
19828 (fold_builtin_fputs): Update to agree with modified definition.
19829 (fold_builtin_strcpy): Likewise.
19830 (fold_builtin_strncpy): Likewise.
19831 (fold_builtin_memory_chk): Likewise.
19832 (fold_builtin_stxcpy_chk): Likewise.
19833 (fold_builtin_strncpy_chk): Likewise.
19834 (fold_builtin_next_arg): Likewise.
19835 (fold_build_call_expr): Declare.
19836 (fold_builtin_call_list): Declare.
19837 (fold_builtin_call_valist): Declare.
19838 (build_call_expr): Declare.
19839 (validate_arglist): Update to agree with modified definition.
19840 (tree_operand_length): New.
19841 (call_expr_arg_iterator): New.
19842 (init_call_expr_arg_iterator): New.
19843 (next_call_expr_arg): New.
19844 (first_call_expr_arg): New.
19845 (more_call_expr_args_p): New.
19846 (FOR_EACH_CALL_EXPR_ARG): New.
19848 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
19849 and tcc_gimple_stmt.
19850 (tree_code_size): Update documentation. Use sizeof (tree) rather
19851 than sizeof (char *).
19852 (tree_size): Likewise. Add case for tcc_vl_exp.
19853 (tree_node_structure): Add case for tcc_vl_exp.
19854 (contains_placeholder_p): Likewise.
19855 (substitute_in_expr): Likewise.
19856 (substitute_placeholder_in_expr): Likewise.
19857 (stabilize_reference_1): Likewise.
19858 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
19859 to diagnose breakage of this interface for constructing CALL_EXPRs.
19860 (build_nt): Add similar assertion here.
19861 (build_nt_call_list): New.
19862 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
19863 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
19865 (get_callee_fndecl): Use new CALL_EXPR accessors.
19866 (tree_operand_check_failed): Change parameters to pass entire node
19867 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
19868 (process_call_operands): New.
19869 (build_vl_exp_stat): New.
19870 (build_call_list): New.
19871 (build_call_nary): New.
19872 (build_call_valist): New.
19873 (build_call_array): New.
19874 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19875 (call_expr_arglist): New.
19877 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
19878 tcc_vl_exp instead of a fixed-size tcc_expression.
19880 * doc/c-tree.texi (CALL_EXPR): Document new representation and
19881 accessors for CALL_EXPRs.
19882 (AGGR_INIT_EXPR): Likewise.
19884 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19885 Brooks Moses <brooks.moses@codesourcery.com>
19886 Lee Millward <lee.millward@codesourcery.com>
19888 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
19889 (expand_builtin_nonlocal_goto): Change parameter to be entire
19890 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
19891 (expand_builtin_prefetch): Likewise.
19892 (expand_builtin_classify_type): Likewise.
19893 (mathfn_built_in): Return NULL_TREE instead of 0.
19894 (expand_errno_check): Use new CALL_EXPR accessors.
19895 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
19896 Return NULL_RTX instead of 0.
19897 (expand_builtin_mathfn_2): Likewise.
19898 (expand_builtin_mathfn_3): Likewise.
19899 (expand_builtin_interclass_mathfn): Likewise.
19900 (expand_builtin_sincos): Likewise.
19901 (expand_builtin_cexpi): Likewise.
19902 (expand_builtin_int_roundingfn): Likewise.
19903 (expand_builtin_int_roundingfn_2): Likewise.
19904 (expand_builtin_pow): Likewise.
19905 (expand_builtin_powi): Likewise.
19906 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
19907 of arglist, fixing callers appropriately. Use new CALL_EXPR
19908 accessors and constructors. Return NULL_RTX instead of 0.
19909 (expand_builtin_strstr): Likewise.
19910 (expand_builtin_strchr): Likewise.
19911 (expand_builtin_strrchr): Likewise.
19912 (expand_builtin_strpbrk): Likewise.
19913 (expand_builtin_memcpy): Likewise.
19914 (expand_builtin_mempcpy): Likewise.
19915 (expand_builtin_mempcpy_args): New.
19916 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
19917 (expand_builtin_memmove_args): New.
19918 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
19919 (expand_movstr): Likewise.
19920 (expand_builtin_strcpy): Likewise.
19921 (expand_builtin_strcpy_args): New.
19922 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
19923 (expand_builtin_strncpy): Likewise.
19924 (expand_builtin_memset): Likewise.
19925 (expand_builtin_memset_args): New.
19926 (expand_builtin_bzero): Similarly to expand_builtin_memset.
19927 (expand_builtin_memcmp): Likewise.
19928 (expand_builtin_strcmp): Likewise.
19929 (expand_builtin_strncmp): Likewise.
19930 (expand_builtin_strcat): Likewise.
19931 (expand_builtin_strncat): Likewise.
19932 (expand_builtin_strspn): Likewise.
19933 (expand_builtin_strcspn): Likewise.
19934 (expand_builtin_args_info): Likewise.
19935 (expand_builtin_va_start): Likewise.
19936 (gimplify_va_arg_expr): Likewise.
19937 (expand_builtin_va_end): Likewise.
19938 (expand_builtin_va_copy): Likewise.
19939 (expand_builtin_frame_address): Likewise.
19940 (expand_builtin_alloca): Likewise.
19941 (expand_builtin_bswap): Likewise.
19942 (expand_builtin_unop): Likewise.
19943 (expand_builtin_fputs): Likewise.
19944 (expand_builtin_expect): Likewise.
19945 (expand_builtin_fabs): Likewise.
19946 (expand_builtin_copysign): Likewise.
19947 (expand_builtin_printf): Likewise.
19948 (expand_builtin_fprintf): Likewise.
19949 (expand_builtin_sprintf): Likewise.
19950 (expand_builtin_init_trampoline): Likewise.
19951 (expand_builtin_signbit): Likewise.
19952 (expand_builtin_fork_or_exec): Likewise.
19953 (expand_builtin_sync_operation): Likewise.
19954 (expand_builtin_compare_and_swap): Likewise.
19955 (expand_builtin_lock_test_and_set): Likewise.
19956 (expand_builtin_lock_release): Likewise.
19957 (expand_builtin): Likewise.
19958 (builtin_mathfn_code): Likewise.
19960 (fold_builtin_constant_p): Pass call arguments individually instead
19961 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19962 accessors and constructors. Return NULL_TREE instead of 0.
19963 (fold_builtin_expect): Likewise.
19964 (fold_builtin_classify_type): Likewise.
19965 (fold_builtin_strlen): Likewise.
19966 (fold_builtin_nan): Likewise.
19967 (integer_valued_real_p): Likewise.
19968 (fold_trunc_transparent_mathfn): Likewise.
19969 (fold_fixed_mathfn): Likewise.
19970 (fold_builtin_cabs): Likewise.
19971 (fold_builtin_sqrt): Likewise.
19972 (fold_builtin_cbrt): Likewise.
19973 (fold_builtin_cos): Likewise.
19974 (fold_builtin_cosh): Likewise.
19975 (fold_builtin_tan): Likewise.
19976 (fold_builtin_sincos): Likewise.
19977 (fold_builtin_cexp): Likewise.
19978 (fold_builtin_trunc): Likewise.
19979 (fold_builtin_floor): Likewise.
19980 (fold_builtin_ceil): Likewise.
19981 (fold_builtin_round): Likewise.
19982 (fold_builtin_int_roundingfn): Likewise.
19983 (fold_builtin_bitop): Likewise.
19984 (fold_builtin_bswap): Likewise.
19985 (fold_builtin_logarithm): Likewise.
19986 (fold_builtin_hypot): Likewise.
19987 (fold_builtin_pow): Likewise.
19988 (fold_builtin_powi): Likewise.
19989 (fold_builtin_exponent): Likewise.
19990 (fold_builtin_memset): Likewise.
19991 (fold_builtin_bzero): Likewise.
19992 (fold_builtin_memory_op): Likewise.
19993 (fold_builtin_bcopy): Deleted; call site changed to invoke
19994 fold_builtin_memory_op directly.
19995 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
19996 (fold_builtin_strncpy): Likewise.
19997 (fold_builtin_memcmp): Likewise.
19998 (fold_builtin_strcmp): Likewise.
19999 (fold_builtin_strncmp): Likewise.
20000 (fold_builtin_signbit): Likewise.
20001 (fold_builtin_copysign): Likewise.
20002 (fold_builtin_isascii): Likewise.
20003 (fold_builtin_toascii): Likewise.
20004 (fold_builtin_isdigit): Likewise.
20005 (fold_builtin_fabs): Likewise.
20006 (fold_builtin_abs): Likewise.
20007 (fold_builtin_fmin_fmax): Likewise.
20008 (fold_builtin_carg): Likewise.
20009 (fold_builtin_classify): Likewise.
20010 (fold_builtin_unordered_cmp): Likewise.
20012 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
20013 New functions split out from fold_builtin_1.
20014 (fold_builtin_n): New.
20015 (fold_builtin_varargs): New.
20016 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
20018 (fold_call_expr): New.
20019 (build_function_call_expr): Rewrite to use new helper function.
20020 (fold_builtin_call_list): New.
20021 (build_call_expr): New.
20022 (fold_builtin_call_valist): New.
20023 (rewrite_call_expr): New.
20024 (validate_arg): New.
20025 (validate_arglist): Change parameter to be entire CALL_EXPR instead
20026 of an arglist. Change return type to bool. Use new CALL_EXPR
20029 (fold_builtin_strstr): Pass call arguments individually instead
20030 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20031 accessors and constructors. Return NULL_TREE instead of 0.
20032 (fold_builtin_strchr): Likewise.
20033 (fold_builtin_strrchr): Likewise.
20034 (fold_builtin_strpbrk): Likewise.
20035 (fold_builtin_strcat): Likewise.
20036 (fold_builtin_strncat): Likewise.
20037 (fold_builtin_strspn): Likewise.
20038 (fold_builtin_strcspn): Likewise.
20039 (fold_builtin_fputs): Likewise.
20040 (fold_builtin_next_arg): Likewise.
20041 (fold_builtin_sprintf): Likewise.
20043 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
20044 NULL_RTX instead of 0.
20045 (expand_builtin_memory_chk): Likewise.
20046 (maybe_emit_chk_warning): Likewise.
20047 (maybe_emit_sprintf_chk_warning): Likewise.
20049 (fold_builtin_object_size): Pass call arguments individually instead
20050 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20051 accessors and constructors. Return NULL_TREE instead of 0.
20052 (fold_builtin_memory_chk): Likewise.
20053 (fold_builtin_stxcpy_chk): Likewise.
20054 (fold_builtin_strncpy_chk): Likewise.
20055 (fold_builtin_strcat_chk): Likewise.
20056 (fold_builtin_strcat_chk): Likewise.
20057 (fold_builtin_strncat_chk): Likewise.
20058 (fold_builtin_sprintf_chk): Likewise.
20059 (fold_builtin_snprintf_chk): Likewise.
20060 (fold_builtin_printf): Likewise.
20061 (fold_builtin_vprintf): Likewise.
20063 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
20065 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
20066 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20067 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
20068 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
20069 (fold_unary): Likewise.
20070 (fold_binary): Likewise.
20071 (fold_ternary): Remove CALL_EXPR case, since they are no longer
20072 ternary expressions.
20073 (fold): Add logic for tcc_vl_exp.
20074 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
20075 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20076 (fold_build3_stat): Add assertion to flag broken interface for
20077 constructing CALL_EXPRs.
20078 (fold_build_call_list): New.
20079 (fold_build_call_list_initializer): New.
20080 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
20082 (fold_strip_sign_ops): Likewise.
20084 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20085 Brooks Moses <brooks.moses@codesourcery.com>
20086 Lee Millward <lee.millward@codesourcery.com>
20088 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
20089 accessors and dump arguments explicitly.
20091 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
20093 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
20095 (print_call_name): Use new CALL_EXPR accessors.
20097 * print-tree.c (print_node): Add case tcc_vl_exp. Print
20098 CALL_EXPR arguments explicitly instead of as a list. Use
20099 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20101 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
20102 (vrp_visit_stmt): Likewise.
20104 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
20105 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
20107 (force_move_till_expr): Likewise.
20109 * targhooks.c (default_external_stack_protect_fail): Use
20110 build_call_expr instead of build_function_call_expr.
20111 (default_hidden_stack_protect_fail): Likewise.
20113 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
20116 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
20117 and walk arguments explicitly.
20119 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
20120 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20121 (expand_simple_operations): Likewise.
20122 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
20124 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
20125 of TREE_CODE_LENGTH.
20126 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
20128 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
20129 instead of TREE_CODE_LENGTH.
20131 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
20132 (tree_ic_transform): Likewise.
20133 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
20134 parameter instead of arglist. Fix callers.
20135 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
20136 (tree_stringops_transform): Likewise.
20137 (tree_indirect_call_to_profile): Likewise.
20138 (tree_stringops_values_to_profile): Likewise.
20140 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
20141 (eliminate_tail_call): Likewise.
20143 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
20145 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
20146 Use TREE_OPERAND_LENGTH and generalize to handle any number of
20148 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
20150 * omp-low.c (build_omp_barrier): Use build_call_expr.
20151 (lower_rec_input_clauses): Likewise.
20152 (lower_reduction_clauses): Likewise.
20153 (expand_parallel_call): Likewise.
20154 (maybe_catch_exception): Likewise.
20155 (expand_omp_for_generic): Likewise.
20156 (expand_omp_for_static_nochunk): Likewise.
20157 (expand_omp_sections): Likewise.
20158 (lower_omp_single_simple): Likewise.
20159 (lower_omp_single_copy): Likewise.
20160 (lower_omp_master): Likewise.
20161 (lower_omp_ordered): Likewise.
20162 (lower_omp_critical): Likewise.
20164 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
20165 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
20167 * tree-gimple.c (is_gimple_call_addr): Fix doc.
20168 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
20169 TREE_CODE_LENGTH. Add tcc_vl_exp case.
20171 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
20172 and generalize to handle any number of operands.
20173 (chrec_contains_undetermined): Likewise.
20174 (tree_contains_chrecs): Likewise.
20175 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
20177 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
20179 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
20180 fold_call_expr instead of fold_builtin.
20181 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
20182 match declarations there.
20183 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
20186 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
20187 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20189 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
20190 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
20192 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
20195 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
20196 (execute_cse_sincos): Use new CALL_EXPR accessors.
20198 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
20200 * gimple-low.c (lower_function_body): Use build_call_expr.
20201 (lower_builtin_setjmp): Likewise.
20203 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
20204 (set_storage_via_libcall): Likewise.
20205 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
20206 instead of TREE_CODE_LENGTH.
20207 (expand_expr_real_1): Use new CALL_EXPR accessors.
20209 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
20210 generalize to handle any number of operands.
20211 (TB_parent_eq): Likewise.
20213 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
20214 (strip_builtin_expect): Likewise.
20216 * function.c (gimplify_parameters): Use build_call_expr.
20218 * tree-vectorizer.c (vect_is_simple_reduction): Use
20219 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20221 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
20222 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
20224 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
20227 * gimplify.c (build_stack_save_restore): Use build_call_expr.
20228 (gimplify_decl_expr): Likewise.
20229 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
20230 Use new CALL_EXPR iterators.
20231 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
20232 (gimplify_modify_expr_to_memset): Likewise.
20233 (gimplify_variable_sized_compare): Likewise.
20234 (gimplify_omp_atomic_fetch_op): Likewise.
20235 (gimplify_omp_atomic_pipeline): Likewise.
20236 (gimplify_omp_atomic_mutex): Likewise.
20237 (gimplify_function_tree): Likewise.
20239 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
20240 (call_expr_flags): Likewise.
20241 (expand_call): Likewise.
20243 * except.c (expand_builtin_eh_return_data_regno): Pass entire
20244 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
20247 * coverage.c (create_coverage): Use build_call_expr.
20249 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
20250 (temp_call_expr_obstack): New.
20251 (pool_copy_list): Delete.
20252 (temp_copy_call_expr): New.
20253 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
20254 CALL_EXPR accessors. Get rid of special goo for copying argument
20255 lists and use temp_copy_call_expr instead.
20256 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
20257 CALL_EXPR accessors.
20258 (create_expression_by_pieces): Likewise. Use build_call_array
20259 to construct the result instead of fold_build3.
20260 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
20261 dealing with argument lists.
20262 (init_pre): Remove references to expression_node_pool and
20263 list_node_pool. Init temp_call_expr_obstack instead.
20264 (fini_pre): Remove references to expression_node_pool and
20267 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
20268 and walk arguments explicitly instead of as a list.
20270 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
20271 (mx_register_decls): Likewise.
20272 (mudflap_register_call): Likewise.
20273 (mudflap_finish_file): Likewise.
20275 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
20276 (ipa_callsite_compute_param): Likewise.
20278 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
20279 accessors and constructor.
20281 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
20282 accessors and constructor.
20283 (convert_tramp_reference): Likewise.
20284 (convert_call_expr): Likewise.
20285 (finalize_nesting_tree_1): Likewise.
20287 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
20290 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
20292 * tree-inline.c (initialize_inlined_parameters): Pass entire
20293 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
20295 (estimate_num_insns_1): Use new CALL_EXPR accessors.
20296 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
20298 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
20299 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20300 (vectorizable_reduction): Likewise.
20301 (vectorizable_call): Use new CALL_EXPR iterators.
20302 (vectorizable_conversion): Use build_call_expr.
20303 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
20304 (vect_gen_widened_results_half): Use build_call_expr.
20305 (vect_setup_realignment): Likewise.
20306 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
20308 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
20309 (pass_through_call): Likewise.
20310 (compute_object_sizes): Likewise. Use fold_call_expr instead of
20313 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
20314 (tree_gen_pow2_profiler): Likewise.
20315 (tree_gen_one_value_profiler): Likewise.
20316 (tree_gen_ic_func_profiler): Likewise.
20317 (tree_gen_average_profiler): Likewise.
20318 (tree_gen_ior_profiler): Likewise.
20320 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
20321 (find_func_aliases): Use new CALL_EXPR accessors. Add case
20322 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20324 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
20325 of TREE_CODE_LENGTH.
20327 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
20328 of TREE_CODE_LENGTH.
20330 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
20332 (convert_to_integer): Likewise.
20334 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
20337 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20338 Brooks Moses <brooks.moses@codesourcery.com>
20339 Lee Millward <lee.millward@codesourcery.com>
20341 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
20343 * config/frv/frv.c (frv_expand_builtin): Likewise.
20344 * config/s390/s390.c (s390_expand_builtin): Likewise.
20346 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
20347 (sparc_expand_builtin): Use new CALL_EXPR accessors.
20349 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
20350 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
20351 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
20352 (ix86_expand_store_builtin): Likewise.
20353 (ix86_expand_unop_builtin): Likewise.
20354 (ix86_expand_unop1_builtin): Likewise.
20355 (ix86_expand_sse_compare): Likewise.
20356 (ix86_expand_sse_comi): Likewise.
20357 (ix86_expand_vec_init_builtin): Likewise.
20358 (ix86_expand_vec_ext_builtin): Likewise.
20359 (ix86_expand_vec_set_builtin): Likewise.
20360 (ix86_expand_builtin): Use new CALL_EXPR accessors.
20362 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
20363 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
20365 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
20366 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
20367 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
20369 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
20371 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
20372 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
20373 arglist. Use new CALL_EXPR accessors. Fix callers.
20374 (altivec_expand_abs_builtin): Likewise.
20375 (rs6000_expand_binop_builtin): Likewise.
20376 (altivec_expand_predicate_builtin): Likewise.
20377 (altivec_expand_lv_builtin): Likewise.
20378 (spe_expand_stv_builtin): Likewise.
20379 (altivec_expand_stv_builtin): Likewise.
20380 (rs6000_expand_ternop_builtin): Likewise.
20381 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
20382 (altivec_expand_st_builtin): Likewise.
20383 (altivec_expand_dst_builtin): Likewise.
20384 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
20385 arglist. Use new CALL_EXPR accessors. Fix callers.
20386 (altivec_expand_vec_set_builtin): Likewise.
20387 (altivec_expand_vec_ext_builtin): Likewise.
20388 (altivec_expand_builtin): Use new CALL_EXPR accessors.
20389 (spe_expand_builtin): Likewise.
20390 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
20391 arglist. Use new CALL_EXPR accessors. Fix callers.
20392 (spe_expand_evsel_builtin): Likewise.
20393 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
20394 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
20396 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
20397 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
20398 (arm_expand_unop_builtin): Likewise.
20399 (arm_expand_builtin): Use new CALL_EXPR accessors.
20401 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
20404 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
20405 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
20407 (bfin_expand_unop_builtin): Likewise.
20408 (bfin_expand_builtin): Use new CALL_EXPR accessors.
20410 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20411 Brooks Moses <brooks.moses@codesourcery.com>
20412 Lee Millward <lee.millward@codesourcery.com>
20414 * c-semantics.c (build_stmt): Add internal diagnostic check.
20416 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
20417 accessors. Print arguments explicitly instead of as a list.
20419 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
20421 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
20422 (c_finish_omp_flish): Likewise.
20424 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
20425 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
20426 instead of TREE_CODE_LENGTH.
20427 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
20428 (c_warn_unused_result): Likewise.
20430 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20433 * doc/invoke.texi (Warning Options): Remove
20434 -Werror-implicit-function-declaration.
20435 (Wimplicit-function-declaration): Update description.
20436 * opts.c (common_handle_option): Move handling of -Werror=* to...
20437 (enable_warning_as_error): ...here.
20438 * opts.h (enable_warning_as_error): Declare.
20439 * c-decl.c (implicit_decl_warning): Unless
20440 -Wno-implicit-function-declaration is given, emit a pedwarn if
20441 -std=c99 or emit a warning if -Wimplicit-function-declaration.
20442 * c.opt (Wimplicit-function-declaration): Replace
20443 mesg_implicit_function_declaration with
20444 warn_implicit_function_declaration.
20445 * c-opts.c (c_common_handle_option):
20446 -Werror-implicit-function-declaration is exactly equal as
20447 -Werror=implicit-function-declaration.
20448 (set_Wimplicit): Replace mesg_implicit_function_declaration with
20449 warn_implicit_function_declaration.
20450 (c_common_post_options): -Wimplict-function-declaration is enabled
20451 by default by -std=c99, otherwise is disabled by default.
20452 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
20454 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
20456 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
20457 DECL on the rhs to a DECL on the lhs for debug info purposes if the
20458 former is ignored but not the latter.
20460 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
20462 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
20463 is made and the reference doesn't use the alias set of its type,
20464 do not create the temporary using that type.
20466 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
20468 * jump.c: Remove prototypes for delete_computation and
20469 delete_prior_computation.
20471 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
20473 * jump.c (get_label_after): Delete.
20474 (get_label_before, delete_computation, delete_jump,
20475 delete_prior_computation, follow_jumps): Move...
20476 * reorg.c (delete_computation, delete_prior_computation): ... here...
20477 (get_label_before, delete_jump): ... making these static ...
20478 (follow_jumps): ... and simplifying this since it only runs after
20480 * rtl.h (get_label_after, get_label_before, delete_jump,
20481 follow_jumps): Delete prototypes.
20483 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
20485 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
20487 2007-02-15 Nick Clifton <nickc@redhat.com>
20489 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
20490 order to prevent it from being munged by the target.
20492 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
20494 * config/i386/i386.md: Remove misleading comment.
20496 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20498 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
20499 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
20502 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20504 * tree-sra.c (instantiate_missing_elements): Canonicalize
20506 (sra_build_assignment): New.
20507 (generate_copy_inout, generate_element_copy,
20508 generate_element_zero, generate_one_element_init): Use it.
20510 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20512 * tree-sra.c (instantiate_missing_elements): Canonicalize
20514 (sra_build_assignment): New.
20515 (generate_copy_inout, generate_element_copy,
20516 generate_element_zero, generate_one_element_init): Use it.
20518 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20520 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
20523 2007-02-14 Joseph Myers <joseph@codesourcery.com>
20525 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
20526 types as aggregates not scalars.
20527 * function.c (assign_stack_temp_for_type): Likewise.
20529 2007-02-14 Roger Sayle <roger@eyesopen.com>
20530 Zdenek Dvorak <dvorakz@suse.cz>
20532 * tree-dump.c (dump_switch_p_1): Require exact match of the option
20535 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
20537 * passes.c (next_pass_1): Clear the next field of the copied
20540 2007-02-14 Richard Henderson <rth@redhat.com>
20542 * tree-sra.c (early_sra): New.
20543 (decl_can_be_decomposed_p): Deny va_list if early_sra.
20544 (tree_sra_early, pass_sra_early): New.
20545 * tree-pass.h (pass_sra_early): Declare.
20546 * passes.c (init_optimization_passes): Use it.
20548 2007-02-14 Richard Guenther <rguenther@suse.de>
20550 * flags.h (issue_strict_overflow_warning): Convert to a macro.
20552 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
20554 PR tree-optimization/30771
20555 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
20557 (vect_analyze_operations): Induction phis can now be marked as
20559 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
20560 Update documentation accordingly.
20562 2007-02-14 Nick Clifton <nickc@redhat.com>
20564 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
20565 most 3 arguments are supported.
20566 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
20568 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
20570 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
20571 Ensure dst->current is valid.
20573 2007-02-13 Paul Brook <paul@codesourcery.com>
20575 * config.gcc: Add arm*-*-uclinux-*eabi.
20576 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
20577 (SUBTARGET_EXTRA_LINK_SPEC): Define.
20578 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
20579 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
20580 (LINK_SPEC): Define.
20581 (LIB_SPEC): Define.
20582 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
20584 * config/arm/uclinux-eabi.h: New file.
20585 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
20586 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
20589 2007-02-13 Ian Lance Taylor <iant@google.com>
20591 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
20592 * flags.h (warn_strict_overflow): Declare.
20593 (enum warn_strict_overflow_code): Define.
20594 (issue_strict_overflow_warning): New static inline function.
20595 * opts.c (warn_strict_overflow): New variable.
20596 (common_handle_option): Handle OPT_Wstrict_overflow and
20597 OPT_Wstrict_overflow_.
20598 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
20600 * fold-const.c: Include intl.h.
20601 (fold_deferring_overflow_warnings): New static variable.
20602 (fold_deferred_overflow_warning): New static variable.
20603 (fold_deferred_overflow_code): New static variable.
20604 (fold_defer_overflow_warnings): New function.
20605 (fold_undefer_overflow_warnings): New function.
20606 (fold_undefer_and_ignore_overflow_warnings): New function.
20607 (fold_deferring_overflow_warnings_p): New function.
20608 (fold_overflow_warning): New static function.
20609 (make_range): Add strict_overflow_p parameter. Change all
20611 (extract_muldiv, extract_muldiv_1): Likewise.
20612 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
20613 tree_expr_nonnegative_p.
20614 (fold_negate_expr): Call fold_overflow_warning.
20615 (fold_range_test): Likewise.
20616 (fold_comparison): Likewise.
20617 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
20618 instead of tree_expr_nonnegative_p.
20619 (tree_expr_nonnegative_warnv_p): Rename from
20620 tree_expr_nonnegative_p, add strict_overflow_p parameter.
20621 (tree_expr_nonnegative_p): New function.
20622 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
20623 strict_overflow_p parameter.
20624 (tree_expr_nonzero_p): New function.
20625 * passes.c (verify_interpass_invariants): New static function.
20626 (execute_one_pass): Call it.
20627 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
20629 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
20630 (estimate_numbers_of_iterations): Likewise.
20631 (scev_probably_wraps_p): Likewise.
20632 * tree-ssa-ccp.c: Include "toplev.h".
20633 (evaluate_stmt): Defer fold overflow warnings until we know we are
20635 (struct fold_stmt_r_data): Add stmt field.
20636 (fold_stmt_r): Defer fold overflow warnings until we know we
20638 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
20639 (fold_stmt_inplace): Likewise.
20640 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
20641 (cleanup_control_expr_graph): Defer fold overflow warnings until
20642 we know we are going to optimize.
20643 * tree-cfg.c (fold_cond_expr_cond): Likewise.
20644 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
20646 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
20647 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
20648 * tree-ssa-loop-manip.c (create_iv): Likewise.
20649 * c-typeck.c (build_conditional_expr): Likewise.
20650 (build_binary_op): Likewise.
20651 * tree-vrp.c (vrp_expr_computes_nonzero): Call
20652 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
20653 (extract_range_from_unary_expr): Likewise.
20654 * simplify-rtx.c (simplify_const_relational_operation): Warn when
20655 assuming that signed overflow does not occur.
20656 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
20657 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
20658 (fold_defer_overflow_warnings): Declare.
20659 (fold_undefer_overflow_warnings): Declare.
20660 (fold_undefer_and_ignore_overflow_warnings): Declare.
20661 (fold_deferring_overflow_warnings_p): Declare.
20662 (tree_expr_nonzero_warnv_p): Declare.
20663 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
20664 of warning options.
20665 (Warning Options): Document -Wstrict-overflow.
20666 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
20667 (tree-ssa-ccp.o): Likewise.
20668 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
20669 (fold-const.o): Depend on intl.h.
20671 2007-02-13 Ian Lance Taylor <iant@google.com>
20673 PR middle-end/30751
20674 * lower-subreg.c (resolve_simple_move): Decompose subregs in
20677 2007-02-13 Stuart Hastings <stuart@apple.com>
20679 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
20681 2007-02-13 Richard Henderson <rth@redhat.com>
20683 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
20684 handled_component_p before looking for the indirect_ref.
20686 2007-02-13 Richard Henderson <rth@redhat.com>
20688 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
20689 remove flags clobber.
20690 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
20691 (bswaphi_lowpart): New.
20692 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
20693 remove TARGET_BSWAP test. Delete expander of the same name.
20695 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
20696 (expand_unop): Use them.
20698 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
20700 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
20701 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
20702 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
20703 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
20704 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
20705 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
20706 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
20707 assembler dialect choice from asm templates.
20709 2007-02-12 Richard Henderson <rth@redhat.com>
20711 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
20712 (fixuns_trunc<SSEMODEF>si2): Use it.
20713 * config/i386/sse.md (vec_setv4sf_0): Export.
20714 * config/i386/i386.c (ix86_build_const_vector): Export.
20715 (ix86_split_convert_uns_si_sse): Rename from
20716 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
20717 * config/i386/i386-protos.h: Update.
20719 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20722 * c-typeck.c (c_finish_return): Improve warning message.
20724 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20726 * alias.c (find_symbolic_term): Delete unused function.
20728 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
20730 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
20731 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
20732 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
20734 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
20736 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
20737 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
20738 the function, temporarily point the debug interface to the null one.
20740 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
20742 * dwarf2out.c (round_up_to_align): New static function.
20743 (field_byte_offset): Use it to round the offset.
20745 2007-02-12 Richard Henderson <rth@redhat.com>
20747 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
20748 (inswl_const): Export.
20750 2007-02-12 Richard Henderson <rth@redhat.com>
20752 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
20753 result mode of the libcall, convert back to outmode.
20755 2007-02-12 Roger Sayle <roger@eyesopen.com>
20757 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
20758 (bswapdi2): New define_expand to implement 32-bit implementation.
20760 2007-02-12 Nick Clifton <nickc@redhat.com>
20762 * doc/invoke.texi (Overall Options): Document --help=.
20763 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
20764 (cc1_options): Pass --help= on to cc1.
20765 (display_help): Add description of --help=.
20766 (process_command): Add code to handle --help=. Allow translated
20767 --help and --target-help switches to be passed on to compiler
20769 (main): Remove unused if statement.
20770 * opts.c (columns): Remove.
20771 (LEFT_COLUMN): Define.
20772 (wrap_help): Add columns argument.
20773 (print_filtered_help): Change parameters to be an include bitmask,
20774 an exclude bitmask, an any bitmask and the column width. Move the
20775 code to display the params list here. Add code to display the
20776 status of options rather than their descriptions if the quiet flag
20778 (print_specific_help): Change parameters to be an include bitmask,
20779 an exclude bitmask and an any bitmask. Move code to look up the
20780 column width here. Decide upon the title for an options listing.
20781 (common_handle_options): Add code to handle --help=. Adapt code
20782 for --help and --target-help to use the revised form of the
20783 print_specific_help function.
20784 (print_help): Delete.
20785 (print_param_help): Delete.
20786 (print_switch): Delete.
20787 * opts.h (cl_lang_count): Add prototype.
20788 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
20789 CL_MAX_OPTION_CLASS): New defines.
20790 * optc-gen.awk: Add construction of cl_lang_count.
20791 * c.opt: Add Warning attribute to warning options and Optimization
20792 attribute to optimization options.
20793 * common.opt: Likewise.
20795 Add -fhelp and -ftarget-help as aliases for the transformed --help
20796 and --target-help options.
20797 * opt-functions.awk: Add code to handle Warning and Optimization
20800 2007-02-12 Richard Henderson <rth@redhat.com>
20802 * config/alpha/constraints.md: New file.
20803 * config/alpha/alpha.c: Include tm-constrs.h.
20804 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
20805 alpha_extra_constraint): Remove.
20806 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
20807 * config/alpha/alpha-protos.h: Update.
20808 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
20809 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
20810 (EXTRA_CONSTRAINT): Remove.
20811 * config/alpha/alpha.md: Include constraints.md.
20812 (adddi splitter): Use satisfies_constraint_*.
20813 * config/alpha/predicates.md (add_operand): Likewise.
20814 (sext_add_operand, addition_operation): Likewise.
20816 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
20818 PR tree-optimization/29145
20819 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
20820 in our handling of restrict qualified pointers.
20822 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20825 * doc/invoke.texi (Wunused-value): Update description.
20826 (Wextra): Delete item.
20827 * opts.c (set_Wextra): Don't use the value of Wextra to set the
20828 value of Wunused-value.
20829 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
20830 (c_finish_stmt_expr): Don't check extra_warnings.
20831 (emit_side_effect_warnings): The caller is responsible to check
20834 2007-02-11 Roger Sayle <roger@eyesopen.com>
20835 Matt Thomas <matt@3am-software.com>
20837 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
20839 2007-02-11 Roger Sayle <roger@eyesopen.com>
20841 * simplify-rtx.c (simplify_relational_operation_1): Optimize
20842 comparisons of POPCOUNT against zero.
20843 (simplify_const_relational_operation): Likewise.
20845 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20847 * doc/invoke.texi (Wextra): Delete outdated paragraph.
20849 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20851 * dwarf2out.c (root_type): Delete unused function.
20853 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20855 * genattrtab.c (contained_in_p): Delete unused function.
20856 (write_expr_attr_cache): Likewise.
20858 2007-02-11 Jan Hubicka <jh@suse.cz>
20860 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
20863 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
20865 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
20866 to add the REG_EQ* note.
20867 * see.c (see_merge_one_use_extension): Likewise.
20868 * local-alloc.c (update_equiv_regs): Likewise. Also don't
20869 turn REG_EQUAL notes into REG_EQUIV notes if the target
20870 register may have more than one set.
20871 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
20872 * gcse.c (try_replace_reg): Likewise.
20873 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
20874 * calls.c (fixup_tail_calls): Likewise. Abort if there is
20875 more than one REG_EQUIV note.
20876 * reload1.c (gen_reload): Use set_unique_reg_note.
20878 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
20880 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
20881 (ix86_builtin_conversion): New function.
20883 2007-02-06 Mark Mitchell <mark@codesourcery.com>
20886 * tree.h (DECL_REPLACEABLE_P): New macro.
20887 * except.c (set_nothrow_function_flags): Likewise.
20889 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
20890 Ira Rosen <irar@il.ibm.com>
20891 Dorit Nuzman <dorit@il.ibm.com>
20893 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
20894 * targhooks.c (default_builtin_vectorized_conversion): New.
20895 * targhooks.h (default_builtin_vectorized_function): New declaration.
20896 * target.h (struct vectorize): Add builtin_conversion field.
20897 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
20898 stmt_vec_info_type value.
20899 (vectorizable_conversion): New declaration.
20900 * tree-vect-analyze.c (vect_analyze_operations): Add
20901 vectorizable_conversion call.
20902 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
20903 * tree-vect-transform.c (vectorizable_conversion): New function.
20904 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
20905 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
20907 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
20908 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
20909 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
20910 or ALTIVEC_BUILTIN_VCFSX.
20912 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20915 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
20916 CONST_DOUBLE and operand 0 is a hard register.
20917 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
20918 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
20919 is a hard floating-point register.
20921 2007-02-10 Richard Henderson <rth@redhat.com>
20922 Jakub Jelinek <jakub@redhat.com>
20923 Alexandre Oliva <aoliva@redhat.com>
20925 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
20926 * builtin-types.def (BT_WORD): Make unsigned.
20927 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
20928 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
20929 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
20930 * c-decl.c (grokdeclarator): Don't error if !have_tls.
20931 * c-parser.c (c_parser_omp_threadprivate): Likewise.
20932 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
20934 * expr.c (emutls_var_address): New.
20935 (expand_expr_real_1): Expand emulated tls.
20936 (expand_expr_addr_expr_1): Likewise.
20937 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
20938 * output.h (emutls_finish): Declare.
20939 * toplev.c (compile_file): Call it.
20940 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
20941 address before wrapping in CONST.
20942 * varasm.c (emutls_htab, emutls_object_type): New.
20943 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
20944 (get_emutls_object_name, get_emutls_object_type): New.
20945 (get_emutls_init_templ_addr, emutls_decl): New.
20946 (emutls_common_1, emutls_finish): New.
20947 (assemble_variable): When emulating tls, swap decls; generate
20948 constructor for the emutls objects.
20949 (do_assemble_alias): When emulating tls, swap decl and target name.
20950 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
20952 * varpool.c (decide_is_variable_needed): Look at force_output.
20953 Recurse for emulated tls.
20954 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
20955 with decide_is_variable_needed.
20956 * emutls.c: New file.
20957 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
20958 tls_object for real tls.
20960 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
20962 PR rtl-optimization/29599
20963 * reload1.c (eliminate_regs_in_insn): Take the destination
20964 mode into account when computing the offset.
20966 2007-02-09 Stuart Hastings <stuart@apple.com>
20967 Richard Henderson <rth@redhat.com>
20969 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
20970 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
20971 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
20972 fixuns_truncdfhi2): New.
20973 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
20974 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
20975 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
20976 (floatunssidf2): Allow nonimmediate source.
20977 * config/i386/sse.md (movdi_to_sse): New.
20978 (vec_concatv2di): Drop '*'.
20979 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
20980 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20981 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
20983 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
20984 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20985 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
20986 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
20987 (ix86_build_signbit_mask): Fix decl of v, refactor to call
20988 ix86_build_const_vector.
20989 (x86_emit_floatuns): Rewrite.
20991 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20993 * genautomata.c (longest_path_length): Delete unused function.
20994 (struct state): Delete unused longest_path_length.
20995 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
20996 (get_free_state): Delete unused.
20998 2007-02-09 Jan Hubicka <jh@suse.cz>
21000 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
21001 * doc/invoke.texi (inline-unit-growth): Update default value.
21003 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
21004 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
21005 (rebuild_cgraph_edges): Likewise.
21006 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
21007 (dump_cgraph_node): Dump frequencies.
21008 (cgraph_clone_edge): Add frequency scales.
21009 (cgraph_clone_node): Add freuqnecy.
21010 * cgraph.h (cgraph_edge): Add freuqnecy argument.
21011 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
21012 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
21013 * tree-pass.h (TODO_rebuild_frequencies): New constant.
21014 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
21015 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
21016 (save_inline_function_body): Likewise.
21017 * ipa-inline.c: inluce rtl.h
21018 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
21019 (cgraph_edge_badness): Use frequencies.
21020 (cgraph_decide_recursive_inlining): Update clonning.
21021 (cgraph_decide_inlining_of_small_function): Dump frequency.
21022 * predict.c (estimate_bb_frequencies): Export.
21023 * predict.h (estimate_bb_frequencies): Declare.
21024 * tree-inline.c (copy_bb): Watch overflows.
21025 (expand_call_inline): Update call of cgraph_create_edge.
21026 (optimize_inline_calls): Use TODO flags to update frequnecies.
21027 * passes.h: Include predict.h
21028 (init_optimization_passes): Move profile ahead.
21029 (execute_function_todo): Handle TODO_rebuild_frequencies.
21031 2007-02-09 Roger Sayle <roger@eyesopen.com>
21033 * config/alpha/alpha.c (emit_insxl): Force the first operand of
21034 the insbl or inswl pattern into a register.
21036 2007-02-09 Roger Sayle <roger@eyesopen.com>
21038 * config/ia64/ia64.md (bswapdi2): New define_insn.
21040 2007-02-09 Richard Henderson <rth@redhat.com>
21042 * config/i386/constraints.md (Ym): New constraint.
21043 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
21044 (movdi_1_rex64): Split sse and xmm general register moves from
21045 memory move alternatives. Use conditional register constraints.
21046 (movsf_1, movdf_integer): Likewise.
21047 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
21048 (movdf_integer_rex64): New.
21049 (pushsf_rex64): Fix output constraints.
21050 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
21051 (sse2_stored): Likewise.
21052 (sse2_storeq_rex64): New.
21053 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
21054 amd and not generic.
21055 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
21056 for optimize_size. Remove SF/DFmode hack.
21058 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21060 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
21063 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
21064 Richard Sandiford <richard@codesourcery.com>
21066 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
21067 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
21068 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
21069 m68k/t-mlib to tmake_file.
21070 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
21071 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
21072 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
21073 Allow it to be cf or m68k. Set m68k_arch_family. If that
21074 variable is not empty, add t-$m68k_arch_family to tmake_file.
21075 Add t-mlibs to tmake_file.
21076 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
21077 * config/m68k/t-cf: New file.
21078 * config/m68k/t-m68k: Likewise.
21079 * config/m68k/t-mlibs: Likewise.
21080 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21081 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21082 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
21083 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21084 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
21086 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
21087 (INSTALL_LIBGCC): Delete.
21088 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
21089 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21090 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21091 (M68K_MLIB_CPU): Define.
21092 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21093 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21094 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
21096 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
21097 Richard Guenther <rguenther@suse.de>
21099 PR middle-end/23361
21100 * fold-const.c (fold_comparison): Handle obfuscated comparisons
21101 against INT_MIN/INT_MAX.
21102 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
21103 file if a loop is removed.
21105 2007-02-09 Joseph Myers <joseph@codesourcery.com>
21107 * calls.c (store_one_arg): Pass correct alignment to
21108 emit_push_insn for non-BLKmode values.
21109 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
21110 unaligned stack slot via a suitably aligned slot.
21112 2007-02-08 DJ Delorie <dj@redhat.com>
21114 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
21116 (legal_subregs): Use unsigned char, make const.
21117 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
21119 2007-02-08 Paul Brook <paul@codesourcery.com>
21121 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
21122 special interworking needed.
21124 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
21126 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
21127 conditional to __SSE2__.
21128 (Entries below should have been added to first ChangeLog
21129 entry for amdfam10 dated 2007-02-05)
21130 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
21132 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
21134 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
21137 2007-02-08 DJ Delorie <dj@redhat.com>
21139 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
21140 * config/m32c/m32c.c (legal_subregs): New.
21141 (m32c_illegal_subreg_p): New.
21142 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
21143 unsupported subregs of hard regs.
21145 2007-02-08 Jan Hubicka <jh@suse.cz>
21147 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
21148 the same one; always update histograms.
21150 2007-02-08 Diego Novillo <dnovillo@redhat.com>
21152 * passes.c (init_optimization_passes): Tidy comment.
21154 2007-02-08 Roger Sayle <roger@eyesopen.com>
21156 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
21157 strip zero_extend, bswap and rotates from POCOUNT's argument.
21158 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
21159 zero_extend and rotates from PARITY's argument.
21160 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
21161 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
21162 of an integer constant at compile-time.
21164 2007-02-08 Diego Novillo <dnovillo@redhat.com>
21167 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
21169 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
21172 * tree-ssa-live.c (remove_unused_locals): Do not remove
21173 TREE_ADDRESSABLE variables.
21174 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
21175 * tree-ssa-operands.c (add_virtual_operand): Remove argument
21176 FOR_CLOBBER. Update all users.
21177 If VAR has an associated alias set, add a virtual operand for
21178 it if no alias is found to conflict with the memory reference.
21180 2007-02-07 Jan Hubicka <jh@suse.cz>
21181 Robert Kidd <rkidd@crhc.uiuc.edu>
21183 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
21185 2007-02-07 Ian Lance Taylor <iant@google.com>
21187 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
21189 2007-02-07 Roger Sayle <roger@eyesopen.com>
21191 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
21192 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
21193 tablejumpdi, movsi_to_cr_one): Remove constraints from
21194 define_expand's match_operands.
21196 2007-02-07 Roger Sayle <roger@eyesopen.com>
21198 * global.c (compute_regsets): Move declatation of "i" inside of
21199 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
21201 2007-02-07 Jakub Jelinek <jakub@redhat.com>
21204 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
21205 of INDIRECT_REF <RESULT_DECL>.
21207 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
21209 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
21210 Kaz Kojima <kkojima@gcc.gnu.org>
21213 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
21215 (sh_initialize_trampoline): Add parentheses to avoid a warning.
21217 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
21219 * doc/loop.texi: Document possibility not to perform disambiguation
21220 of loops with multiple latches.
21221 * cfgloopmanip.c (alp_enum_p): Removed.
21222 (add_loop): Handle subloops. Use get_loop_body_with_size.
21223 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
21224 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
21225 the new forwarder block.
21226 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
21227 Handle the case latch is NULL.
21228 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
21229 modifications when marking loop exits.
21230 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
21232 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
21233 disambiguate_loops_with_multiple_latches.
21234 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
21235 before fix_loop_structure.
21236 * cfgloop.c: Include pointer-set.h and output.h.
21237 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
21238 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
21239 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
21240 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
21241 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
21242 disambiguate_multiple_latches, get_loop_body_with_size,
21243 disambiguate_loops_with_multiple_latches): New functions.
21244 (flow_loop_dump): Dump multiple latch edges.
21245 (flow_loop_nodes_find): Handle loops with multiple latches.
21246 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
21247 (glb_enum_p): Modified.
21248 (get_loop_body): Use get_loop_body_with_size.
21249 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
21250 (AVOID_CFG_MODIFICATIONS): New constant.
21251 (disambiguate_loops_with_multiple_latches, add_loop,
21252 get_loop_body_with_size): Declare.
21253 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
21255 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
21257 PR inline-asm/28686
21258 * global.c (compute_regsets): New function.
21259 (global_alloc): Refactored ELIMINABLE_REGSET
21260 and NO_GLOBAL_ALLOC_REGS computation out.
21261 (rest_of_handle_global_alloc): Call compute_regsets()
21262 for non-optimizing case.
21264 2007-02-06 Richard Henderson <rth@redhat.com>
21266 * config/i386/constraints.md (Y2): Rename from Y.
21267 (Yi): New constraint.
21268 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
21269 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
21270 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
21271 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
21272 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
21273 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
21274 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
21275 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
21276 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
21277 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
21278 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
21279 vec_extractv2si_1): Change Y constraints to Y2.
21280 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
21281 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
21282 Change Y constraints to Y2.
21283 (sse2_loadld): Change Y constraints to x.
21285 2007-02-06 Roger Sayle <roger@eyesopen.com>
21287 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
21288 (parity<mode>2): New define_expand using rs6000_emit_parity.
21289 * config/rs6000/rs6000.c (rs6000_emit_popcount,
21290 rs6000_emit_parity): New functions.
21291 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
21292 rs6000_emit_parity): Prototype here.
21294 2007-02-06 Ian Lance Taylor <iant@google.com>
21296 * lower-subreg.c (simple_move_operand): Reject CONST.
21297 (resolve_clobber): Call validate_change rather than directly
21298 assigning to XEXP (pat, 0).
21300 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
21302 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
21303 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
21304 (tree-cfg.o): Remove hashtab.h dependency.
21306 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
21307 (struct ivopts_data): Change niters to pointer_map_t.
21308 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
21309 (niter_for_exit): Create pointer_map on demand. Change for
21311 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
21312 (free_loop_data): Destroy data->niters if created and reset field.
21313 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
21314 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
21316 * tree-ssa-reassoc.c: Include pointer-set.h.
21317 (bb_rank): Change to long *.
21318 (operand_rank): Change to pointer_map_t.
21319 (find_operand_rank): Return long, -1 if not found. Declare as inline.
21320 (insert_operand_rank): Accept long.
21321 (operand_entry_hash, operand_entry_eq): Remove.
21322 (get_rank): Return long. Adjust for changes above.
21323 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
21325 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
21327 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
21328 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
21329 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
21331 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
21332 directly since it cannot be NULL.
21333 (get_vi_for_tree): Rewrite for pointer_map API.
21334 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
21335 (init_alias_vars): Create vi_for_tree as pointer_map.
21336 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
21338 * tree-cfg.c: Don't include hashtab.h.
21339 (edge_to_cases): Declare as pointer_map.
21340 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
21342 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
21343 (start_recording_case_labels): Create edge_to_cases as pointer_map.
21344 (end_recoding_case_labels): Cleanup edge_to_cases manually before
21346 (record_switch_edge): Delete.
21347 (get_cases_for_edge): Adjust for pointer_map API, inline
21348 record_switch_edge (rewritten for new API), remove goto.
21350 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
21352 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
21353 * tree-nested.c: Include pointer-set.h.
21354 (var_map_elt, var_map_eq, var_map_hash): Delete.
21355 (struct nesting_info): Remove GTY marker. Change the two htab_t's
21356 to pointer_map_t's.
21357 (nesting_info_bitmap_obstack): New.
21358 (lookup_field_for_decl): Adjust for pointer_map API.
21359 (lookup_tramp_for_decl): Adjust for pointer_map API.
21360 (get_nonlocal_debug_decl): Adjust for pointer_map API.
21361 (get_local_debug_decl): Adjust for pointer_map API.
21362 (convert_nl_goto_reference): Adjust for pointer_map API.
21363 (convert_nl_goto_receiver): Adjust for pointer_map API.
21364 (create_nesting_tree): Create outside GGC space. Create bitmap on
21365 the new obstack. Create field_map and var_map as pointer_maps.
21366 (free_nesting_tree): Adjust for changes to create_nesting_tree.
21368 (lower_nested_functions): Move root here, no need to NULL it.
21369 Initialize and release the obstack.
21371 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
21373 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
21374 Remove prototypes and make them non-static.
21375 (struct tree_int_map): Remove.
21376 * tree.h (struct tree_int_map): Move here, turning TO into an
21378 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
21380 * tree.h (TREE_COMPLEXITY): Remove.
21381 (struct tree_exp): Remove complexity field.
21382 * tree.c (build1_stat): Don't set it.
21384 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
21385 Victor Kaplansky <victork@il.ibm.com>
21387 * tree-vectorizer.c (vect_is_simple_use): Support induction.
21388 (vect_is_simple_reduction): Support reduction with induction as
21389 one of the operands.
21390 (vect_is_simple_iv_evolution): Fix formatting.
21391 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
21392 formatting. Don't mark induction phis for vectorization.
21393 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
21394 * tree-vect-transform.c (get_initial_def_for_induction): New function.
21395 (vect_get_vec_def_for_operand): Support induction.
21396 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
21398 (vectorizable_reduction): Support reduction with induction as one of
21400 (vectorizable_type_demotion): Use def-type of stmt argument rather
21401 than dummy def-type.
21403 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
21404 flag_tree_scev_cprop.
21405 * common.opt (tree-scev-cprop): New flag.
21407 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
21408 call to vect_get_new_vect_var.
21410 2007-02-06 Ira Rosen <irar@il.ibm.com>
21412 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
21413 vectype is not NULL.
21414 (vect_pattern_recog_1): Likewise.
21416 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21418 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
21419 (fold_negate_expr): Likewise.
21421 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
21424 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
21425 even if cv-qualification is the same.
21427 2007-02-05 Geoffrey Keating <geoffk@apple.com>
21429 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
21430 __enable_execute_stack on completion.
21432 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21434 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
21435 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
21436 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
21437 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
21438 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
21439 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
21440 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
21441 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
21443 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21445 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
21446 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
21447 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
21448 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
21449 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
21450 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
21451 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
21452 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
21453 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
21454 umuldi3_highpart_rex64, umulsi3_highpart_insn,
21455 umulsi3_highpart_zext, smuldi3_highpart_rex64,
21456 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
21457 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
21458 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
21459 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
21460 sqrtextenddfxf2_i387): Added amdfam10_decode.
21462 * config/i386/athlon.md (athlon_idirect_amdfam10,
21463 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
21464 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
21465 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
21466 athlon_ivector_store_amdfam10): New define_insn_reservation.
21467 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
21470 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21472 * config/i386/athlon.md (athlon_call_amdfam10,
21473 athlon_pop_amdfam10, athlon_lea_amdfam10): New
21474 define_insn_reservation.
21475 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
21476 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
21477 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
21479 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21481 * config/i386/athlon.md (athlon_sseld_amdfam10,
21482 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
21483 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
21485 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21487 * config/i386/athlon.md (athlon_sseins_amdfam10): New
21488 define_insn_reservation.
21489 * config/i386/i386.md (sseins): Added sseins to define_attr type
21490 and define_attr unit.
21491 * config/i386/sse.md: Set type attribute to sseins for insertq
21494 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21496 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
21497 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
21498 ssecomi_load_amdfam10, ssecomi_amdfam10,
21499 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
21500 define_insn_reservation.
21501 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
21503 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21505 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
21506 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
21507 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
21508 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
21509 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
21510 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
21511 define_insn_reservation.
21513 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
21514 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
21515 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
21516 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
21517 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
21519 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21521 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
21522 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
21523 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
21524 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
21525 athlon_ssemul_load_k8): Added amdfam10.
21527 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21529 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
21530 (x86_sse_unaligned_move_optimal): New variable.
21532 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
21534 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
21535 for unaligned vector SSE double/single precision loads for AMDFAM10.
21537 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21539 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
21540 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
21541 Define TARGET_CPU_DEFAULT_amdfam10.
21542 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
21543 (processor_type): Add PROCESSOR_AMDFAM10.
21545 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
21546 processor_type in config/i386/i386.h.
21547 Enable imul peepholes for TARGET_AMDFAM10.
21549 * config.gcc: Add support for --with-cpu option for amdfam10.
21551 * config/i386/i386.c (amdfam10_cost): New variable.
21552 (m_AMDFAM10): New macro.
21553 (m_ATHLON_K8_AMDFAM10): New macro.
21554 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
21555 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
21556 x86_promote_QImode, x86_integer_DFmode_moves,
21557 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21558 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
21559 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
21560 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
21561 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
21562 Enable/disable for amdfam10.
21563 (override_options): Add amdfam10_cost to processor_target_table.
21564 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
21565 processor_alias_table.
21566 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
21567 (ix86_adjust_cost): Add code for amdfam10.
21569 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21571 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
21572 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
21573 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
21574 * config/i386/i386.h: Add builtin definition for SSE4A.
21575 * config/i386/i386.md: Add support for ABM instructions
21576 (popcnt and lzcnt).
21577 * config/i386/sse.md: Add support for SSE4A instructions
21578 (movntss, movntsd, extrq, insertq).
21579 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
21580 Add -march=amdfam10 flag.
21581 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
21582 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
21584 * doc/extend.texi: Add documentation for SSE4A builtins.
21586 2007-02-05 Bob Wilson <bob.wilson@acm.org>
21588 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
21590 2007-02-05 Richard Guenther <rguenther@suse.de>
21592 * tree-vectorizer.h (vectorizable_function): Add argument type
21593 argument, change return type.
21594 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
21595 * tree-vect-transform.c (vectorizable_function): Handle extra
21596 argument, return vectorized function decl.
21597 (build_vectorized_function_call): Remove.
21598 (vectorizable_call): Handle calls with result and argument types
21599 differing. Handle loop vectorization factor correctly.
21600 * targhooks.c (default_builtin_vectorized_function): Adjust for
21602 * targhooks.h (default_builtin_vectorized_function): Likewise.
21603 * target.h (builtin_vectorized_function): Add argument type
21605 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
21606 extra argument, allow vectorizing of lrintf.
21607 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
21608 documentation of target hook.
21610 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
21613 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
21614 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
21615 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
21617 2007-02-05 Roger Sayle <roger@eyesopen.com>
21619 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
21620 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
21621 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
21622 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
21623 before canonicalizing sincos to cexpi.
21624 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
21626 2007-02-05 Roger Sayle <roger@eyesopen.com>
21628 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
21629 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
21630 (alpha_init_builtins): Use alpha_add_builtins to process tables.
21632 2007-02-05 Roger Sayle <roger@eyesopen.com>
21634 * mips-tfile.c (initialize_init_file): Correct endianness test.
21636 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
21638 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
21639 the 'y' constraint.
21641 2007-02-05 Richard Sandiford <richard@codesourcery.com>
21643 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
21644 saves in a PARALLEL before the register assignments.
21646 2007-02-05 Richard Sandiford <richard@codesourcery.com>
21648 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
21649 DWARF_FRAME_RETURN_COLUMN to be a general register.
21650 * dwarf2out.c (init_return_column_size): New function, split from...
21651 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
21652 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
21653 to be nongeneral registers.
21654 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
21656 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
21657 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
21659 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
21661 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
21663 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
21665 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
21666 (remove_path): Use can_remove_branch_p and remove_branch instead
21667 of loop_delete_branch_edge.
21668 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
21669 (tree_transform_and_unroll_loop): Remove dead branches immediately.
21670 Update profile using scale_dominated_blocks_in_loop.
21671 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
21672 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
21673 (can_remove_branch_p, remove_branch): Declare.
21674 * tree-cfg.c (tree_can_remove_branch_p): New function.
21675 (tree_cfg_hooks): Add tree_can_remove_branch_p.
21676 * cfgrtl.c (rtl_can_remove_branch_p): New function.
21677 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
21679 2007-02-05 Jan Hubicka <jh@suse.cz>
21681 PR middle-end/30696
21682 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
21683 nodes in cgraph, don't remove offline copy of the function.
21685 2007-02-04 Jan Hubicka <jh@suse.cz>
21687 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
21688 vectors might cause maybe_lookup_element_for_expr to be called
21689 on non-sra-candidate.
21691 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
21693 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
21694 config/bfin/bfin.md, config/bfin/predicates.md: Follow
21695 spelling conventions.
21697 2007-02-04 Richard Guenther <rguenther@suse.de>
21699 PR middle-end/30636
21700 * fold-const.c (try_move_mult_to_index): Make sure to not
21701 overflow one dimension of a multi-dimensional array access.
21703 2007-02-04 Jan Hubicka <jh@suse.cz>
21705 * passes.c (init_optimization_passes): Reindent.
21707 2007-02-04 Jan Hubicka <jh@suse.cz>
21708 Eric Botcazou <ebotcazou@adacore.com>
21710 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
21711 (execute_fixup_cfg): Break out the abnormal goto code.
21712 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
21713 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
21714 (optimize_inline_calls): Call make_nonlocal_label_edges.
21716 2007-02-04 Jan Hubicka <jh@suse.cz>
21718 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
21719 true when something was changed.
21720 (rename_ssa_copies): When something was changed, do
21721 TODO_remove_unused_locals.
21722 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
21723 add TODO_remove_unused_locals when instruction was removed.
21725 2007-02-04 Jan Hubicka <jh@suse.cz>
21727 * ipa-inline.c (try_inline): Improve debug output; work on already
21729 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
21730 call try_inline for already inlined edges too when flattening;
21731 inline also functions that make callee growth but overall unit size
21734 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
21736 * config/m32c/bitops.md, config/m32c/jump.md,
21737 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
21738 config/m32r/m32r.h, config/m32r/m32r.md,
21739 config/m32r/predicates.md, config/m68hc11/larith.asm,
21740 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
21741 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
21742 config/mips/mips-protos.h, config/mips/mips.c,
21743 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
21744 config/mn10300/mn10300.h, config/mn10300/predicates.md,
21745 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
21746 spelling conventions.
21748 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
21749 Follow spelling conventions.
21751 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
21753 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
21754 warn about C++0x compatibility.
21756 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
21758 * config/h8300/h8300.c, config/h8300/h8300.h,
21759 config/h8300/h8300.md: Follow spelling conventions.
21761 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
21763 PR middle-end/30667
21764 * combine.c (try_combine): Do not substitute source operand
21765 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
21767 2007-02-03 Jan Hubicka <jh@suse.cz>
21769 PR gcov-profile/30650
21770 * value-prof.c (stringop_block_profile): Fix handling of size counter;
21771 do not divide by zero for never executed counters.
21772 (tree_find_values_to_profile): Fix counters.
21773 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
21775 2007-02-03 Ian Lance Taylor <iant@google.com>
21777 * lower-subreg.c (simple_move_operand): New static function,
21778 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
21780 (simple_move): Call simple_move_operand.
21781 (find_decomposable_subregs): Add special handling of MEMs.
21782 (can_decompose_p): Rename from cannot_decompose_p. Reverse
21783 meaning of return value. If we see a hard register, test whether
21784 it can store a word_mode value. Change all callers.
21786 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21788 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
21789 ftrapv insns and expanders.
21790 (subdi3): Change define_expand operand 1 to arith11_operand, and
21791 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
21792 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
21793 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
21796 PR middle-end/30174
21797 * varasm.c (notice_global_symbol): Treat global objects as weak when
21798 flag_shlib is true.
21800 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21802 * emit-rtl.c (dconstpi): Delete.
21803 (dconstsqrt2): New.
21804 (init_emit_once): Delete dconstpi and init dconstsqrt2.
21805 * real.h (dconstpi): Delete.
21806 (dconstsqrt2): New.
21807 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
21808 (fold_builtin_hypot): Likewise.
21810 2007-02-03 Tom Tromey <tromey@redhat.com>
21813 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
21814 -gcoff3, -gxcoff3, -gvms3 implies -dD.
21816 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
21818 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
21819 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
21820 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
21821 config/rs6000/cell.md, config/rs6000/darwin.h,
21822 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
21823 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
21824 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
21825 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
21826 typos. Follow spelling conventions.
21827 * doc/invoke.texi: Follow spelling conventions.
21829 2007-02-03 Roger Sayle <roger@eyesopen.com>
21831 * simplify-rtx.c (simplify_relational_operation_1): Implement some
21832 canonicalization transformations that attempt to simplify integer
21833 constant comparisons to become comparisons against zero.
21835 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21837 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
21839 * fold-const.c (fold_binary): Fix comment typos. Fold complex
21840 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
21842 2007-02-02 Mike Stump <mrs@apple.com>
21844 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
21845 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
21846 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
21847 generate a branch island.
21849 2007-02-02 Bob Wilson <bob.wilson@acm.org>
21851 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
21852 (xtensa_legitimate_address_p): New.
21853 (xtensa_legitimize_address): New.
21854 (xtensa_output_addr_const_extra): New.
21855 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
21857 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
21858 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
21859 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
21860 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
21861 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
21862 (xtensa_legitimize_address): New.
21863 (xtensa_output_addr_const_extra): New.
21865 2007-02-02 Steve Ellcey <sje@cup.hp.com>
21867 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
21869 2007-02-02 Ian Lance Taylor <iant@google.com>
21871 * expmed.c (expand_divmod): Add comment.
21873 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
21875 * emit-rtl.c (renumber_insns): Remove.
21876 * flags.h: Remove the extern for flag_renumber_insns.
21877 * rtl.h: Remove the prototype for renumber_insns.
21878 * toplev.c (flag_renumber_insns): Remove.
21880 2007-02-02 Hui-May Chang <hm.chang@apple.com>
21882 Revert for x86 darwin:
21883 2005-06-19 Uros Bizjak <uros@kss-loka.si>
21885 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
21886 code before the following patch under TARGET_MACHO.
21887 (ix86_function_value_regno_p): Likewise.
21889 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21891 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
21894 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21897 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
21898 loads to general or fp registers. Add comments.
21899 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
21901 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
21903 * pointer-set.c (insert_aux): Only return insertion slot.
21904 (pointer_set_insert): Adjust.
21905 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
21906 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
21907 pointer_map_traverse): New.
21908 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
21909 pointer_map_create, pointer_map_destroy, pointer_map_insert,
21910 pointer_map_contains, pointer_map_traverse): Declare.
21912 2007-02-02 Jakub Jelinek <jakub@redhat.com>
21914 PR middle-end/30473
21915 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
21916 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
21918 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21920 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
21922 (struct _dep): New type.
21923 (dep_t): New typedef.
21924 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
21925 (DEP_STATUS): New access macro. The macro with the same name was
21926 renamed to DEP_LINK_STATUS.
21927 (dep_init): Declare function
21929 (struct _dep_link): New type.
21930 (dep_link_t): New typedef.
21931 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
21932 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
21933 (DEP_LINK_STATUS): New macro.
21934 (debug_dep_links): New debug function.
21936 (struct _deps_list): New type.
21937 (deps_list_t): New typedef.
21938 (DEPS_LIST_FIRST): New access macro.
21939 (FOR_EACH_DEP_LINK): New cycle macro.
21940 (create_deps_list, free_deps_list, delete_deps_list): Declare
21942 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
21943 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
21944 (copy_deps_list_change_con): Ditto.
21946 (move_dep_link): Declare function.
21948 (struct _dep_node): New type.
21949 (dep_node_t): New typedef.
21950 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
21952 (struct haifa_insn_data.back_deps): New field to hold backward
21953 dependencies of the insn.
21954 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
21956 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
21957 Change its type to deps_list_t.
21958 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
21959 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
21960 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
21962 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
21964 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
21966 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
21968 (dep_cost): Declare.
21970 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
21971 (ds_to_dk, dk_to_ds): New functions.
21973 (init_dep_1): New static function.
21974 (init_dep): New function.
21975 (copy_dep): New static function.
21977 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
21979 (detach_dep_link): New static function.
21980 (move_dep_link): New function.
21982 (dep_links_consistent_p, dump_dep_links): New static functions.
21983 (debug_dep_links): New debugging function.
21985 (deps_obstack, dl_obstack, dn_obstack): New static variables.
21987 (alloc_deps_list, init_deps_list): New static functions.
21988 (create_deps_list): New function.
21989 (clear_deps_list): New static function.
21990 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
21991 (deps_list_consistent_p, dump_deps_list): New static functions.
21992 (debug_deps_list): New function.
21993 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
21995 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
21997 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
21998 use new scheduler dependencies lists.
21999 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
22000 (sched_analyze): Ditto. Initialize dependencies lists.
22001 (add_forw_dep, compute_forward_dependences): Update to use new
22002 scheduler dependencies lists.
22004 (init_dependency_caches): Init deps_obstack.
22005 (free_dependency_caches): Free deps_obstack.
22007 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
22008 new scheduler dependencies lists.
22009 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
22010 (add_back_forw_dep, delete_back_forw_dep): Ditto.
22012 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
22013 Update to use new scheduler dependencies lists.
22014 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
22015 (debug_dependencies): Ditto.
22016 (schedule_region): Update comments.
22018 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
22019 scheduler dependencies lists.
22020 (schedule_ebb): Update comments.
22022 * rtl.def (DEPS_LIST): Remove.
22024 * lists.c (unused_deps_list): Remove.
22025 (free_list): Update assertions.
22027 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
22028 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
22030 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
22031 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
22033 * haifa-sched.c (comments): Update.
22034 (insn_cost1): Remove. Inline the code into insn_cost ().
22035 (insn_cost): Update to use new scheduler dependencies lists. Move
22036 processing of the dependency cost to dep_cost ().
22037 (dep_cost): New function. Use it instead of insn_cost () when
22038 evaluating cost of the dependency. Use compatible interface to
22039 interact with the target.
22040 (priority): Update to use new scheduler dependencies lists.
22041 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
22042 with greater number of insns that depend on the insn.
22043 (schedule_insn): Update to use new scheduler dependencies lists. Add
22044 code to free backward dependencies lists. Inline and optimize code
22045 from resolve_dep () - see PR28071.
22046 (ok_for_early_queue_removal): Update to use new scheduler dependencies
22047 lists. Update call to targetm.sched.is_costly_dependence hook.
22049 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
22050 scheduler dependencies lists.
22052 (resolve_dep): Remove. Move the logic to schedule_insn ().
22053 (init_h_i_d): Initialize dependencies lists.
22055 (process_insn_depend_be_in_spec): Rename to
22056 process_insn_forw_deps_be_in_spec. Update to use new scheduler
22057 dependencies lists.
22058 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
22059 Update to use new scheduler dependencies lists.
22060 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
22062 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
22063 new scheduler dependencies lists.
22064 (build_intra_loop_deps): Ditto.
22066 * target.h (struct _dep): Declare to use in
22067 gcc_target.sched.is_costly_dependence.
22068 (struct gcc_target.sched.adjust_cost): Fix typo.
22069 (struct gcc_target.sched.is_costly_dependence): Change signature to
22070 use single dep_t parameter instead of an equivalent triad.
22071 (struct gcc_target.sched.adjust_cost_2): Remove.
22073 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
22075 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
22077 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
22079 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
22081 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
22082 (REG_DEP_TRUE): Document.
22084 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
22085 Change signature to correspond to the targetm.sched.adjust_cost hook.
22086 Update use in TARGET_SCHED_ADJUST_COST_2.
22087 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
22088 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
22089 new scheduler dependencies lists.
22090 (ia64_gen_check): Ditto.
22092 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
22093 scheduler dependencies lists.
22095 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
22096 signature to correspond to the targetm.sched.is_costly_dependence hook.
22097 (is_costly_group): Update to use new scheduler dependencies lists.
22099 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
22100 instead of INSN_COST () macro.
22102 2007-02-01 Ian Lance Taylor <iant@google.com>
22104 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
22106 2007-02-01 Guy Martin <gmsoft@gentoo.org>
22108 * pa.md (tp_load): Correct mfctl instruction syntax.
22110 2007-02-01 Geoffrey Keating <geoffk@apple.com>
22112 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
22113 altivec_padding_size calculation on AIX. Improve comment, add
22114 assert to verify that it's right.
22116 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
22119 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
22121 PR inline-asm/28686
22122 * global.c (global_alloc): Add mising initialization of
22125 2007-02-01 Roger Sayle <roger@eyesopen.com>
22127 * alias.c (init_alias_analysis): Correct whitespace.
22128 * bb-reorder.c (fix_edges_for_rarely_executed_code,
22129 partition_hot_cold_basic_blocks): Likewise.
22130 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
22131 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
22132 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
22133 fold_builtin_snprintf_chk, fold_builtin_printf,
22134 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
22135 do_mpfr_arg3, do_mpfr_sincos): Likewise.
22136 * cfgcleanup.c (cleanup_cfg): Likewise.
22137 * cfgexpand.c (tree_expand_cfg): Likewise.
22138 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
22139 * function.c (get_next_funcdef_no): Likewise.
22140 * gengtype.c (main): Likewise.
22141 * genmodes.c (main): Likewise.
22142 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
22143 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
22144 * ifcvt.c (noce_emit_move_insn): Likewise.
22145 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
22147 * stor-layout.c (get_best_mode): Likewise.
22148 * tree-ssa-loop-niter.c (get_val_for): Likewise.
22149 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
22150 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
22151 perform_var_substitution, solve_graph): Likewise.
22152 * tree-vrp.c (vrp_finalize): Likewise.
22154 2007-02-01 Ian Lance Taylor <iant@google.com>
22156 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
22157 high part of a paradoxical subreg, return a constant zero.
22159 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
22161 * toplev.c (lang_dependent_init): Call init_set_costs.
22162 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
22164 2007-02-01 Richard Guenther <rguenther@suse.de>
22166 PR middle-end/30656
22167 * fold-const.c (fold_negate_expr): Allow negating a
22168 constant if overflow does not change.
22170 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22172 * doc/c-tree.texi (Expression trees): Improve markup.
22173 * doc/tm.texi (Register Classes, Addressing Modes)
22174 (Floating Point): Fix spacing after abbreviations. Fix some
22177 2007-02-01 Ben Elliston <bje@au.ibm.com>
22179 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
22180 * doc/contrib.texi: Likewise.
22181 * doc/install.texi: Likewise.
22183 2007-01-31 Richard Henderson <rth@redhat.com>
22184 Ian Lance Taylor <iant@google.com>
22186 * lower-subreg.c: New file.
22187 * rtl.def (CONCATN): Define.
22188 * passes.c (init_optimization_passes): Add pass_lower_subreg and
22189 pass_lower_subreg2.
22190 * emit-rtl.c (update_reg_offset): New static function, broken out
22191 of gen_rtx_REG_offset.
22192 (gen_rtx_REG_offset): Call update_reg_offset.
22193 (gen_reg_rtx_offset): New function.
22194 * regclass.c: Revert patch of 2006-03-05, restoring
22196 (clear_reg_info_regno): New function.
22197 * dwarf2out.c (concatn_loc_descriptor): New static function.
22198 (loc_descriptor): Handle CONCATN.
22199 * common.opt (fsplit_wide_types): New option.
22200 * opts.c (decode_options): Set flag_split_wide_types when
22202 * timevar.def (TV_LOWER_SUBREG): Define.
22203 * rtl.h (gen_reg_rtx_offset): Declare.
22204 (reg_scan_update): Declare.
22205 * regs.h (clear_reg_info_regno): Declare.
22206 * tree-pass.h (pass_lower_subreg): Declare.
22207 (pass_lower_subreg2): Declare.
22208 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
22209 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
22210 -fsplit-wide-types.
22211 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
22212 * Makefile.in (OBJS-common): Add lower-subreg.o.
22213 (lower-subreg.o): New target.
22215 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
22217 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
22219 2007-01-31 Anatoly Sokolov <aesok@post.ru>
22222 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
22224 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22226 PR middle-end/29335
22227 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
22229 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
22231 * cfgloop.h: Include vec-prim.h.
22232 (enum li_flags): Remove LI_ONLY_OLD.
22233 (loop_iterator): Changed.
22234 (fel_next, fel_init): Iterate over loop tree.
22235 (FOR_EACH_LOOP_BREAK): New macro.
22236 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
22238 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
22239 * modulo-sched.c (sms_schedule): Ditto.
22240 * tree-vectorizer.c (vectorize_loops): Ditto.
22241 * doc/loop.texi: Update information on loop numbering and behavior of
22242 FOR_EACH_LOOP wrto new loops.
22243 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
22244 add_to_evolution_1): Test nestedness of loops instead of comparing
22246 * tree-chrec.c (chrec_fold_plus_poly_poly,
22247 chrec_fold_multiply_poly_poly, chrec_evaluate,
22248 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
22249 reset_evolution_in_loop): Ditto.
22250 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
22252 2007-01-31 Dirk Mueller <dmueller@suse.de>
22254 * c-common.c (warn_about_parentheses): Separate warning about
22255 un-parenthized sequence of comparison operators from the one
22256 which is supposed to warn about x <= y <= z.
22258 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
22260 * optabs.h (enum optab_index): Add new OTI_isinf.
22261 (isinf_optab): Define corresponding macro.
22262 * optabs.c (init_optabs): Initialize isinf_optab.
22263 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
22265 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
22266 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
22268 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
22269 expand_builtin_interclass_mathfn.
22270 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
22271 * config/i386/i386.md (UNSPEC_FXAM): New constant.
22272 (fxam<mode>2_i387): New insn pattern.
22273 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
22274 built-in functions as x87 inline asm.
22276 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
22278 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
22280 2007-01-30 Eric Christopher <echristo@apple.com>
22282 * config.gcc: Add geode.
22284 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
22286 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
22287 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
22288 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
22289 value-prof.c: Fix comment typos.
22291 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22294 * doc/invoke.texi (Wpointer-arith): Document warning.
22296 2007-01-30 Janis Johnson <janis187@us.ibm.com>
22298 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
22299 the list of discrepancies from the draft TR.
22301 2007-01-30 Dirk Mueller <dmueller@suse.de>
22304 * doc/invoke.texi (-Wreturn-type): Update description to
22305 match new behavior.
22307 2007-01-30 Richard Sandiford <richard@codesourcery.com>
22309 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
22311 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
22313 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
22314 to handle optabs that operate on floating point input argument and
22315 output to integer output.
22316 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
22317 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
22318 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
22319 expand_builtin_interclass_mathfn ().
22320 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
22321 (ilogbsi2): Remove.
22322 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
22323 ilogbl built-in functions as x87 intrinsics.
22325 2007-01-30 Richard Guenther <rguenther@suse.de>
22327 PR middle-end/27657
22328 * dwarf2out.c (reference_to_unused): Query varpool if the
22329 variable was output.
22331 2007-01-30 Richard Guenther <rguenther@suse.de>
22333 PR middle-end/30313
22334 * passes.c (execute_one_pass): Reset in_gimple_form to not
22335 confuse non-unit-at-a-time mode.
22337 2007-01-29 Roger Sayle <roger@eyesopen.com>
22338 Richard Guenther <rguenther@suse.de>
22340 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
22341 avoid undefined behaviour on overflow. Use force_fit_type_double
22342 to construct the constant with the specified TREE_OVERFLOW.
22344 2007-01-29 Janis Johnson <janis187@us.ibm.com>
22346 * config/dfp-bit.c: Add parameterized support for fp exceptions.
22347 * config/dfp-bit.h: Ditto.
22349 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22351 * c-decl.c (pop_scope): Replace warnings with call to
22352 warn_for_unused_label.
22353 * c-common.h (warn_for_unused_label): Declare.
22354 * c-common.c (warn_for_unused_label): Define.
22356 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22358 * tree-optimize.c (update_inlined_to_pointers): Delete unused
22361 2007-01-29 Janis Johnson <janis187@us.ibm.com>
22363 * Makefile.in (USER_H): Remove decfloat.h.
22364 * ginclude/decfloat.h: Delete, moving contents to ...
22365 * ginclude/float.h: Add support for decimal floating point,
22366 guarded by __STDC_WANT_DEC_FP__.
22368 2007-01-29 Mike Stump <mrs@apple.com>
22370 * doc/gccint.texi (Top): Rename Loop Representation to Loop
22371 Analysis and Representation to resolve case insensitive conflict.
22372 * doc/loop.texi (Loop Analysis and Representation): Likewise.
22374 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
22376 * tree.h (struct tree_memory_tag): Add aliases member.
22377 (MTAG_ALIASES): New macro.
22378 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
22379 (add_may_alias): Remove pointer-set. Update for may_aliases being
22381 (mark_aliases_call_clobbered): Update for may_aliases being a
22383 (compute_tag_properties): Ditto.
22384 (create_partition_for): Ditto.
22385 (compute_memory_partitions): Ditto.
22386 (dump_may_aliases_for): Ditto.
22387 (is_aliased_with): Ditto.
22388 (add_may_alias_for_new_tag): Ditto.
22389 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
22390 (compute_is_aliased): New function.
22391 (compute_may_aliases): Call compute_is_aliased).
22392 (init_alias_info): Initialize alias_bitmap_obstack.
22393 (union_alias_set_into): New function.
22394 (compute_flow_sensitive_aliasing): Use union_aliases_into.
22395 (have_common_aliases_p): Rewrite to take two bitmaps and use
22397 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
22398 Update for bitmaps.
22399 (finalize_ref_all_pointers): Update for add_may_alias changes.
22400 (new_type_alias): Ditto.
22401 * tree-flow-inline.h (may_aliases): Return a bitmap.
22402 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
22403 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
22404 may_aliases being a bitmap.
22405 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
22406 may_aliases now returns a bitmap.
22407 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
22409 * tree-ssa-operands.c (add_virtual_operand): Update for
22410 may_aliases being a bitmap.
22412 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
22414 PR tree-optimization/30630
22415 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
22416 variable as changed.
22418 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
22421 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
22422 expanded only once even if an error occurs.
22424 2007-01-29 Ben Elliston <bje@au.ibm.com>
22426 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
22427 (__gcov_average_profiler): Likewise.
22428 (__gcov_ior_profiler): Likewise.
22429 (__gcov_merge_ior): Likewise.
22431 2007-01-28 Jan Hubicka <jh@suse.cz>
22433 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
22434 * value-prof.c (stringop_block_profile): Likewise.
22436 2007-01-28 Jan Hubicka <jh@suse.cz>
22438 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
22439 Add variant handling histograms; add wrapper.
22440 (clear_storage_via_libcall): Export.
22441 (emit_block_move_hints): Break out from ...; add histograms.
22442 (emit_block_move): ... this one.
22443 (clear_storage_hints): Break out from ...; add histograms.
22444 (clear_storage): ... this one.
22445 (set_storage_via_memset): Handle histogram.
22446 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
22447 (clear_storage_hints, clear_storage_via_libcall): Declare.
22448 (set_storage_via_setmem): Update prototype.
22449 * doc/md.texi (movmem, setmem): Document new arguments.
22451 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
22452 Add new histograms.
22453 (stringop_block_profile): New global function.
22454 (tree_stringops_values_to_profile): Profile block size and alignment.
22455 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
22457 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
22458 (stringop_block_profile): Declare.
22459 * builtins.c: Include value-prof.h.
22460 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
22461 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
22462 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
22463 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
22464 * profile.c (instrument_values): Add new counters.
22465 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
22467 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
22468 (tree_init_edge_profiler): Build new profilers.
22469 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
22470 (pass_tree_profile): Add dump.
22471 (tree_profile_hooks): Update.
22472 * Makefile.in (LIBGCOV): Add new constants.
22473 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
22474 __gcov_ior_profiler): New.
22475 * i386.md (movmem/setmem expanders): Add new optional arguments.
22477 2007-01-28 David Edelsohn <edelsohn@gnu.org>
22479 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
22481 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
22483 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
22484 (tree_unswitch_single_loop): Pass eni_size_weights to
22485 tree_num_loop_insns.
22486 * tree-ssa-loop-manip.c: Include tree-inline.h.
22487 (can_unroll_loop_p): Pass eni_size_weights to
22488 tree_num_loop_insns.
22489 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
22490 Pass eni_size_weights to estimate_num_insns.
22491 * tree.h (init_inline_once): Export.
22492 * toplev.c (backend_init): Call init_inline_once.
22493 * cgraphunit.c (cgraph_process_new_functions,
22494 cgraph_analyze_function): Pass eni_inlining_weights to
22495 estimate_num_insns.
22496 * ipa-inline.c (compute_inline_parameters): Ditto.
22497 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
22498 to estimate_num_insns.
22499 (try_unroll_loop_completely): Pass eni_size_weights to
22500 tree_num_loop_insns.
22501 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
22502 ot estimate_num_insns.
22503 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
22504 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
22505 * tree-inline.c (eni_inlining_weights, eni_size_weights,
22506 eni_time_weights): New variables.
22507 (init_inline_once): Initialize them.
22508 (struct eni_data): Mew.
22509 (estimate_num_insns_1, estimate_num_insns): Use weights.
22510 * tree-inline.h (struct eni_weights_d): New.
22511 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
22512 (estimate_num_insns): Declaration changed.
22513 * cfgloop.h (tree_num_loop_insns): Declaration changed.
22514 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
22515 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
22517 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
22519 * tree-data-ref.c (conflict_fn): Assert that the number of affine
22520 relations in the conflict function is valid.
22522 2007-01-27 Ian Lance Taylor <iant@google.com>
22524 * common.opt: Add fstrict-overflow.
22525 * opts.c (decode_options): Set flag_strict_overflow if -O2.
22526 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
22527 (TYPE_OVERFLOW_UNDEFINED): Define.
22528 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
22530 * tree.h (TYPE_TRAP_SIGNED): Don't define.
22531 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
22532 (fold_negate_expr): Likewise.
22533 (make_range): Likewise.
22534 (extract_muldiv_1): Likewise.
22535 (maybe_canonicalize_comparison): Likewise.
22536 (fold_comparison): Likewise.
22537 (fold_binary): Likewise.
22538 (tree_expr_nonnegative_p): Likewise.
22539 (tree_expr_nonzero_p): Likewise.
22540 * tree-vrp.c (compare_values): Likewise.
22541 (extract_range_from_binary_expr): Likewise.
22542 (extract_range_from_unary_expr): Likewise.
22543 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
22545 (nowrap_type_p): Likewise.
22546 * tree-scalar-evolution.c (simple_iv): Likewise.
22547 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
22548 (build_range_check): Likewise.
22549 (extract_muldiv_1): Likewise.
22550 (fold_comparison): Likewise.
22551 * tree-vrp.c (vrp_int_const_binop): Likewise.
22552 (extract_range_from_unary_expr): Likewise.
22553 * convert.c (convert_to_integer): Likewise.
22554 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
22555 (fold_comparison): Likewise.
22556 (fold_binary): Likewise.
22557 * optabs.c (optab_for_tree_code): Likewise.
22558 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
22559 * simplify-rtx.c (simplify_const_relational_operation): Check
22560 flag_strict_overflow and flag_trapv.
22561 (simplify_const_relational_operation): Likewise.
22562 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
22563 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
22566 2007-01-27 Roger Sayle <roger@eyesopen.com>
22568 * tree.c (tree_fold_gcd): Delete.
22569 * tree.h (tree_fold_gcd): Remove prototype.
22570 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
22571 test whether one constant integer is a multiple of another. Instead
22572 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
22573 * fold-const.c (multiple_of_p): We've determined both TOP and
22574 BOTTOM are integer constants so we can call int_const_binop directly
22575 instead of the more generic const_binop.
22577 2007-01-27 Roger Sayle <roger@eyesopen.com>
22579 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
22580 1*X check that the constant hasn't overflowed, to preserve the
22582 (round_up): Provide an efficient implementation when rouding-up an
22583 INTEGER_CST to a power-of-two.
22585 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22587 * doc/sourcebuild.texi: Add comma for clarity.
22588 * doc/extend.texi: Fix some typos.
22589 * doc/passes.texi: Likewise.
22590 * doc/cppinternals.texi: Likewise.
22591 * doc/c-tree.texi: Likewise.
22592 * doc/tree-ssa.texi: Likewise.
22593 * doc/install.texi: Likewise.
22595 2007-01-27 Jan Hubicka <jh@suse.cz>
22597 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
22598 (pass_sra): Do not require alias information.
22599 * passes.c (init_optimization_passes): Add SRA
22601 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
22603 * tracer.c (rest_of_handle_tracer): We already cleaned
22604 up the CFG in tracer() so don't do it here again.
22605 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
22606 cleanup_cfg here, either. And don't call renumber_insns.
22608 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
22609 and BB_HEAD are in the insn stream here. Instead make sure
22610 that BB_INSN is valid on all insns. Also, do check here that
22611 there are no pending branch predictions...
22612 (rtl_verify_flow_info): ...instead of doing it here. Checks
22613 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
22616 2007-01-26 Roger Sayle <roger@eyesopen.com>
22618 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
22619 function to simplify/factorize operand order canonicalization.
22620 (ix86_fixup_binary_operands): Reorganize using the above function.
22621 (ix86_binary_operator_ok): Likewise.
22623 2007-01-27 Jakub Jelinek <jakub@redhat.com>
22625 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
22626 file scope from optimize_attrs.
22627 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
22629 (optimize_attrs): Clear insn_code_values after freeing it.
22631 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
22633 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
22634 a parts.base assignment.
22636 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
22638 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
22639 (compute_subscript_distance, initialize_data_dependence_relation,
22640 finalize_ddr_dependent, analyze_ziv_subscript,
22641 analyze_siv_subscript_cst_affine,
22642 compute_overlap_steps_for_affine_univar,
22643 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
22644 analyze_siv_subscript, analyze_miv_subscript,
22645 analyze_overlapping_iterations, subscript_dependence_tester_1,
22646 compute_self_dependence, free_dependence_relation): Work
22647 with affine_fn instead of chrecs.
22648 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
22649 common_affine_function, affine_function_base,
22650 affine_function_constant_p, affine_fn_op, affine_fn_plus,
22651 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
22652 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
22653 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
22654 (all_chrecs_equal_p): Removed.
22655 * tree-data-ref.h (affine_fn, conflict_function): New types.
22656 (struct subscript): Change type of conflicting_iterations_in_a
22657 and conflicting_iterations_in_b.
22659 2007-01-26 Steve Ellcey <sje@cup.hp.com>
22662 * config/pa/pa.h (TARGET_HPUX_11): New.
22663 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
22664 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
22666 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
22667 Richard Guenther <rguenther@suse.de>
22669 * tree-ssa-structalias.c (solve_graph): Handle case
22670 we merged the variable to another.
22672 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22674 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
22677 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
22678 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
22680 2007-01-25 DJ Delorie <dj@redhat.com>
22682 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
22683 allow changes to modes which don't fit in those registers.
22685 * reload1.c (choose_reload_regs): Check for invalid subregs before
22686 computing their locations, not after.
22688 2007-01-25 Geoffrey Keating <geoffk@apple.com>
22691 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
22692 save Altivec registers in an eh_return function.
22693 (compute_vrsave_mask): Likewise.
22694 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
22695 for saving Altivec registers.
22696 (rs6000_emit_prologue): Don't allocate stack twice in
22697 eh_return function. Correct expected value of altivec_save_offset
22698 when using save_world. Describe save of R0 to stack when using
22699 save_world. Describe stack pointer adjustment when using
22700 save_world. Remove duplicated eh_return parameter register saving.
22701 Update sp_offset variable after save_world.
22702 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
22704 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
22705 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
22708 2007-01-25 Steve Ellcey <sje@cup.hp.com>
22710 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
22712 2007-01-25 Steve Ellcey <sje@cup.hp.com>
22715 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
22716 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
22718 2007-01-25 Richard Guenther <rguenther@suse.de>
22720 * doc/invoke.texi (-Wcoverage-mismatch): Document.
22721 * common.opt (-Wcoverage-mismatch): New warning option.
22722 * coverage.c (get_coverage_counts): Ignore coverage mismatch
22723 if -Wcoverage-mismatch is given.
22725 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
22727 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
22728 (ipcp_driver): Change to static definition.
22729 Add dumping of the ifunctions.
22730 (constant_val_insert): Remove unused parameter. Support for SSA.
22731 (ipcp_propagate_const): Support for SSA.
22732 (ipcp_profile_bb_print): Print only analyzed nodes.
22733 (ipcp_replace_map_create): Remove support for Fortran constant
22735 * ipa-prop.c (ipa_method_modify_stmt,
22736 ipa_callsite_compute_param): Support for SSA.
22737 * ipa-prop.h (ipcp_driver): Remove declaration.
22738 (IS_VALID_TREE_MAP_INDEX): Add define.
22740 2007-01-24 Geoffrey Keating <geoffk@apple.com>
22742 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
22744 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22746 PR middle-end/30447
22747 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
22748 constant argument to cabs and do it without checking for
22749 -funsafe-math-optimizations.
22751 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
22753 * c-common.h (RID_FIRST_CXX0X): New.
22754 (RID_LAST_CXX0X): New.
22755 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
22757 * c.opt (Wc++0x-compat): New.
22758 * doc/invoke.texi (-Wc++0x-compat): Document.
22760 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22762 * builtins.c (fold_builtin_carg): New.
22763 (fold_builtin_1): Use it.
22765 2007-01-24 Jan Hubicka <jh@suse.cz>
22767 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
22769 * ipa-inline.c (initial_insns, max_insns): Delete.
22770 (compute_max_insns): New function.
22771 (cgraph_decide_inlining_of_small_function): Use it; take minimal
22772 amount of insns as base for code growth.
22773 (cgraph_decide_inlining): Make initial_insns local; do not compute
22775 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
22776 * doc/invoke.texi (inline-unit-growth): Update docs.
22778 2007-01-24 Jakub Jelinek <jakub@redhat.com>
22780 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
22781 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
22782 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
22783 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
22784 for CPUs that have PTA_CX16 set.
22786 PR middle-end/27416
22787 * gimplify.c (omp_check_private): New function.
22788 (gimplify_scan_omp_clauses): Use it for
22789 firstprivate/lastprivate/reduction.
22791 PR middle-end/30494
22792 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
22793 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
22795 PR middle-end/30421
22796 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
22797 If lower_lastprivate_clauses emits some statements, append them
22798 to dlist rather than body_p and to body_p append an initializer.
22799 (lower_omp_for): Adjust caller.
22801 2007-01-24 Steve Ellcey <sje@cup.hp.com>
22803 * target.h (globalize_decl_name): New.
22804 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
22805 * output.h (default_globalize_decl_name): New.
22806 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
22808 (globalize_decl): Ditto.
22809 (default_globalize_decl_name): New.
22810 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
22811 (ia64_handle_version_id_attribute): New.
22812 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
22813 (ia64_asm_output_external): Use globalize_decl_name instead
22814 of globalize_label.
22815 * doc/extend.texi (version_id): New pragma.
22816 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
22818 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22820 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
22821 _uleb128_t and _Unwind_SWord with _sleb128_t.
22822 * unwind-dw2.c (extract_cie_info, execute_stack_op,
22823 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
22825 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
22826 * unwind-pe.h (read_uleb128, read_sleb128,
22827 read_encoded_value_with_base): Likewise.
22828 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
22830 2007-01-24 Richard Guenther <rguenther@suse.de>
22832 * builtins.c (expand_builtin_cexpi): Get the fndecl
22833 for cexp in the correct way.
22835 2007-01-24 Jan Hubicka <jh@suse.cz>
22837 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
22840 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22842 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
22843 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
22844 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
22845 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
22846 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
22847 __SIZEOF_PTRDIFF_T__.
22848 * doc/cpp.texi: Documentation for the new builtin macros added.
22850 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
22852 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
22853 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
22854 instead of operands[2] to avoid access past the end of array.
22856 2007-01-24 Richard Sandiford <richard@codesourcery.com>
22858 * reload1.c (emit_reload_insns): Pass the reload register
22859 for a non-spill output reload through forget_old_reloads_1.
22861 2007-01-23 Joseph Myers <joseph@codesourcery.com>
22863 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22864 _SOFT_DOUBLE if doubles use software floating-point.
22865 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
22866 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
22867 * config/rs6000/darwin-ldouble.c: Also compile functions for
22868 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
22869 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
22870 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
22871 commented-out long double override.
22872 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
22873 * config/rs6000/eabispe.h: Likewise.
22874 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
22875 long double for non-SPE.
22876 (rs6000_handle_option): Likewise.
22877 (invalid_e500_subreg): Disallow more subregs involding DImode,
22878 DFmode, TImode or TFmode.
22879 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
22881 (legitimate_lo_sum_address_p): Also check for TFmode for E500
22883 (rs6000_legitimize_address): Also handle TFmode for E500 double.
22884 (rs6000_legitimize_reload_address): Also handle TFmode for E500
22886 (rs6000_legitimate_address): Also check for TFmode for E500
22888 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
22889 (spe_build_register_parallel): Handle TFmode and TCmode.
22890 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
22892 (function_arg): Handle TFmode and TCmode for E500 double.
22893 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
22895 (print_operand): Handle TFmode and TImode for %y.
22896 (rs6000_generate_compare): Handle TFmode comparisons for E500
22898 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
22899 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
22900 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
22901 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
22902 TFmode for E500 double.
22903 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
22904 (floatsidf2): Enable for E500 double.
22905 (movtf_softfloat): Use rs6000_nonimmediate_operand.
22906 (extenddftf2): Change to extenddftf2_fprs.
22907 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
22908 depending on TARGET_E500_DOUBLE.
22909 (extendsftf2): Enable for E500 double.
22910 (trunctfdf2): Enable for E500 double.
22911 (trunctfsf2): Change to trunctfsf2_fprs.
22912 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
22913 depending on TARGET_E500_DOUBLE.
22914 (floatsitf2): Enable for E500 double.
22915 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
22916 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
22917 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
22918 (negtf2): Change to negtf2_internal.
22919 (negtf2): New expander.
22920 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
22921 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
22922 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
22923 (movdi_internal32): Use rs6000_nonimmediate_operand.
22924 (unnamed splitter): Likewise.
22925 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
22926 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
22927 (SPE64TF, DITI): New mode macros.
22928 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
22931 (frob_<mode>_di_2): New.
22932 (frob_tf_di_8_2): New.
22933 (frob_di_df): Change to frob_di_<mode>; allow more modes.
22935 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
22937 (frob_ti_<mode>_8_2): New.
22938 (frob_ti_tf_2): New.
22939 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
22940 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
22942 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
22943 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
22944 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
22945 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
22946 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
22947 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
22950 2007-01-23 Ian Lance Taylor <iant@google.com>
22952 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
22954 (OBJS-archive): Reformat, alphabetize.
22955 (OBJS): Change out_object_file to OBJS-md.
22957 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
22959 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
22960 JUMP_P and CALL_P predicates where applicable.
22961 * config/i386/i386.c: Ditto.
22962 * config/i386/i386.md: Ditto.
22963 * config/i386/mmx.md: Ditto.
22964 * config/i386/predicates.md: Ditto.
22966 2007-01-22 Andreas Schwab <schwab@suse.de>
22968 * config/m68k/m68k.h: Fix comment.
22970 2007-01-22 Jan Hubicka <jh@suse.cz>
22972 * passes.c (init_optimization_passes): Do not rerun
22973 pass_early_warn_uninitialized.
22975 2007-01-22 Richard Guenther <rguenther@suse.de>
22977 PR tree-optimization/30038
22978 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
22980 (execute_cse_sincos_1): Likewise.
22981 (execute_cse_sincos): Likewise.
22982 (gate_cse_sincos): Likewise.
22983 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
22984 the cexpi() canonicalization of sincos().
22985 * tree-pass.h (pass_cse_sincos): Declare.
22986 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
22988 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
22990 PR rtl-optimization/29329
22991 * combine.c (replaced_rhs_insn): Rename to i2mod.
22992 (replaced_rhs_value): Rename to i2mod_new_rhs.
22993 (i2mod_old_rhs): New global variable.
22994 (combine_instructions): Adjust for above change. Save a copy of
22995 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
22996 note are substituted in the second instruction.
22997 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
22998 ditch the note if it pertains to the second eliminated register
22999 and this register is mentioned in i2mod_old_rhs.
23002 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
23004 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
23005 the insn to which the note was originally attached.
23007 2007-01-21 Jan Hubicka <jh@suse.cz>
23009 * ipa-inline.c (inlining_mode): Comment, move up.
23010 (cgraph_decide_inlining_incrementally): Do not perform inlining
23011 itself; fix handling of flattening of self recursive functions.
23012 (cgraph_find_cycles): Remove.
23013 (cgraph_flatten_node): Remove.
23014 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
23015 (try_inline): New function.
23016 (cgraph_early_inlining): Update call of
23017 cgraph_decide_inlining_incrementally. Apply inlining here.
23018 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
23020 2007-01-21 Dirk Mueller <dmueller@suse.de>
23023 * tree-vrp.c (check_array_bounds): do not warn
23024 about ADDR_EXPR's of ARRAY_REF's which are immediately
23025 used in binary expressions.
23027 2007-01-21 Ira Rosen <irar@il.ibm.com>
23029 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
23030 read_write_dep and macros for its access.
23031 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
23032 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
23033 argument, call vect_check_interleaving for every independent pair of
23034 data-refs. Mark loads that access the same memory location as a store
23036 (vect_check_dependences): Remove.
23037 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
23038 call, fix the call to vect_analyze_data_ref_dependence.
23039 (vect_analyze_data_ref_access): For statements that access the same
23040 data-ref, check that they are not stores; for loads, check that there
23041 is no store that access the same location.
23043 2007-01-20 Roger Sayle <roger@eyesopen.com>
23044 Joseph Myers <joseph@codesourcery.com>
23046 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
23047 (-fdump-rtl-stack): Likewise.
23048 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
23049 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
23050 (-mpt-fixed): Use @minus{} for minus sign.
23051 (Using Precompiled Headers): Fix under/overfull hbox.
23053 2007-01-20 Jan Hubicka <jh@suse.cz>
23055 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
23056 place within annotation.
23058 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23060 * pa.c (output_move_double): Change array size of xoperands to 4.
23062 2007-01-20 Jan Hubicka <jh@suse.cz>
23064 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
23067 2007-01-19 Ian Lance Taylor <iant@google.com>
23069 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
23070 constant to unsigned HOST_WIDE_INT before negating.
23072 2007-01-19 Ian Lance Taylor <iant@google.com>
23074 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
23076 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
23077 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
23078 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
23079 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
23080 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
23081 (realloc_vdef, realloc_vuse): Change second parameter to
23083 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
23084 fields to unsigned.
23085 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
23086 unsigned. Change x and lim locals to unsigned.
23087 (realloc_vdef, realloc_vuse): Change num_elem parameter to
23089 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
23090 (copy_virtual_operands): Change i and n locals to unsigned.
23092 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23094 PR middle-end/29335
23095 * builtins.c (fold_builtin_1): Handle builtin fdim.
23097 2007-01-20 Jan Hubicka <jh@suse.cz>
23099 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
23100 * tree-ssa-structalias.c (compute_points_to_sets): Do call
23101 init_alias_heapvars.
23102 (init_alias_heapvars): Initialize only when not already initialized.
23103 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
23105 2007-01-19 Roger Sayle <roger@eyesopen.com>
23107 * common.opt (fsigned-zeros): New command line option.
23108 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
23109 of flag_unsafe_math_optimizations.
23110 * opts.c (set_fast_math_flags): The -ffast-math command line option
23111 implies -fno-signed-zeros.
23112 (fast_math_flags_set_p): Likewise.
23114 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
23115 the documentation of -ffast-math appropriately. Wrap long lines.
23117 2007-01-19 Steve Ellcey <sje@cup.hp.com>
23119 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
23120 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
23122 2007-01-19 Tomas Bily <tbily@suse.cz>
23124 * cgraphunit.c (cgraph_finalize_function): Updating of pid
23126 (tree_init_ic_make_global_vars): New function
23127 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
23128 (tree_gen_ic_profiler): New function
23129 (tree_gen_ic_func_profiler): New function
23130 (tree_profiling): Added calling of tree_gen_ic_func_profiler
23131 (tree_profile_hooks): Added hook for indirec/virtual calls
23132 * value-prof.c (tree_find_values_to_profile): New case for
23134 (tree_values_to_profile): Call for determining indirect/virtual
23136 (tree_indirect_call_to_profile): New function
23137 (tree_ic_transform): New function
23138 (tree_ic): New function
23139 (find_func_by_pid): New function
23140 (init_pid_map): New function
23141 (tree_value_profile_transformations): Added check for
23142 indirect/virtual call transformation
23143 * value-prof.h (enum hist_type): New counter type for
23144 indirect/virtual calls
23145 (profile_hooks): Added new hook for profiling indirect/virtual
23147 * profile.c (instrument_values): New case for indirect/virtual
23149 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
23150 (GCOV_COUNTER_V_INDIR): New counter type
23151 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
23152 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
23154 * cgraph.c: Definition of cgraph_max_pid
23155 (cgraph_create_node): Default init of pid attribute
23156 * cgraph.h: Declaration of cgraph_max_pid
23157 (struct cgraph_node): Added pid attribute
23158 * libgcov.c (__gcov_indirect_call_profiler): New function
23159 (__gcov_one_value_profiler_body): New function
23160 (__gcov_one_value_profiler): Body was moved to
23161 __gcov_one_value_profiler_body and calls it
23163 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
23165 * doc/gty.texi (Options): Document the mark_hook option to GTY.
23166 * gengtype.c (write_types_data, write_func_for_structure,
23167 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
23168 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
23169 (walk_type, write_func_for_structure): Generate the mark_hook if
23172 2007-01-19 Jan Hubicka <jh@suse.cz>
23174 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
23175 'early' argument take inlining mode argument specifying whether to
23176 inline for size/speeed or all functions; add support for flattening;
23178 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
23180 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23183 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
23184 the name of the declared identifier.
23186 2007-01-19 Dirk Mueller <dmueller@suse.de>
23188 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
23189 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
23190 duplicate evaluation.
23192 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
23194 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
23195 Macroize expander using X87MODEF12 mode macro. Extend operand 1
23196 to XFMode, use acosxf2 and truncate result to requested mode.
23197 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
23198 (asin<mode>2): Similarly, with asin expanders.
23199 (*fscalexf4_i387): Rename from *fscalexf4.
23200 (expNcorexf3): New expander.
23201 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
23202 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
23203 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
23204 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
23205 patterns for SSE math.
23206 (exp10<mode>2): Similarly, with exp10 expanders.
23207 (exp2<mode>2): Similarly, with exp2 expanders.
23208 (expm1<mode>2): Similarly, with expm1 expanders.
23209 (ldexp<mode>3): Similarly, with ldexp expanders.
23210 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
23211 Use gen_truncxf<mode>2_i387_noop to truncate result.
23213 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23215 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
23216 for ColdFire targets.
23218 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
23219 Richard Sandiford <richard@codesourcery.com>
23221 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
23222 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
23223 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
23224 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
23225 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
23226 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
23228 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23230 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
23231 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
23232 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
23233 (*adddi_dilshr32_cf): New pattern.
23234 (adddi3, subdi3): Remove first alternatives.
23236 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23238 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
23239 implemented using move.l, do not use its cc result for floating-point
23242 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23244 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
23245 from accepting 's' constraints if flag_pic.
23247 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23249 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
23250 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
23251 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
23252 condition from TARGET_68881 to TARGET_HARD_FLOAT.
23254 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
23256 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
23257 ColdFire alternatives.
23258 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
23259 * config/m68k/m68k.md (clzsi2): Define for ColdFire
23260 architectures that support ff1 instruction.
23262 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23263 Julian Brown <julian@codesourcery.com>
23265 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
23266 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
23267 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
23270 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23272 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
23274 (output_move_const_into_data_reg, output_move_simode_const): Delete.
23275 * config/m68k/m68k.c (const_method, const_int_cost): Take a
23276 HOST_WIDE_INT instead of an rtx.
23277 (m68k_rtx_costs): Update call accordingly.
23278 (output_move_const_into_data_reg): Likewise. Fix formatting.
23279 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
23281 (output_move_simode_const): Update calls after above changes.
23282 Rework to use automatic variables and predicates like MEM_P.
23283 * config/m68k/m68k.md (pushexthisi_const): Update call to
23286 2007-01-19 Dirk Mueller <dmueller@suse.de>
23288 * tree-ssa-alias.c (perform_var_substitution): Fix typo
23289 in dump_flags test.
23291 2007-01-19 Richard Guenther <rguenther@suse.de>
23293 * builtins.c (expand_builtin_cexpi): Fall back to expanding
23294 via cexp in case sincos is not available.
23296 2007-01-19 Richard Guenther <rguenther@suse.de>
23298 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
23299 * defaults.h (TARGET_HAS_SINCOS): Default to off.
23300 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
23301 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
23302 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
23303 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
23304 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
23305 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
23307 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
23309 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
23311 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
23312 (atan2xf3): Directly generate RTL pattern.
23313 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
23314 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
23315 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
23316 disable patterns for SSE math.
23317 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
23318 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
23319 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
23320 disable patterns for SSE math.
23322 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
23324 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
23326 2007-01-18 Roger Sayle <roger@eyesopen.com>
23328 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
23329 VIEW_CONVERT_EXPR to the same type as it's operand.
23331 2007-01-18 David Edelsohn <edelsohn@gnu.org>
23333 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
23334 configured for long double 128.
23336 2007-01-18 Mike Stump <mrs@apple.com>
23338 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
23341 2007-01-18 Michael Meissner <michael.meissner@amd.com>
23343 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
23346 2007-01-18 Jan Hubicka <jh@suse.cz>
23348 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
23349 greater than NUM_VOP_FREE_BUCKETS.
23351 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
23353 * tree-ssa-structalias.c: Update comments.
23354 (ptabitmap_obstack): Removed.
23355 (pta_obstack): New.
23356 (oldpta_obstack): Ditto.
23357 (stats): Add a few members.
23358 (struct variable_info): Remove node, complex, address_taken, and
23359 indirect_target members. Add oldsolution member.
23360 (new_var_info): Do not initialize removed members.
23361 (constraint_expr_type): Remove INCLUDES.
23362 (constraint_graph): Add size, implicit_preds, rep,
23363 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
23364 (FIRST_REF_NODE): New macro.
23365 (LAST_REF_NODE): Ditto.
23366 (FIRST_ADDR_NODE): Ditto.
23367 (find): New function.
23369 (dump_constraint): Do not handle INCLUDES.
23370 (insert_into_complex): Do not insert duplicate constraints.
23371 (condense_varmap_nodes): Renamed and rewritten into ...
23372 (merge_node_constraints): This. Also fix bug in handling of
23373 offseted copy constraints.
23374 (clear_edges_for_node): No longer need to deal with preds at all,
23375 or removing associated preds/succs.
23376 (merge_graph_nodes): Deal with indirect_cycles.
23377 Don't deal with predecessors.
23378 (add_implicit_graph_edge): New function.
23379 (add_pred_graph_edge): Ditto.
23380 (add_graph_edge): Don't deal with predecessors.
23381 (build_constraint_graph): Removed.
23382 (build_pred_graph): New function.
23383 (build_succ_graph): Ditto.
23384 (struct scc_info): Removed in_component. Added roots, dfs, and
23385 node_mapping. Remove visited_index, unification_queue.
23386 (scc_visit): Deal with union-find we do now.
23387 Deal with cycles with REF nodes.
23388 (collapse_nodes): Renamed and rewritten to ...
23389 (unify_nodes): This.
23390 (process_unification_queue): Removed.
23391 (topo_visit): Cleanup
23392 (do_da_constraint): Use find.
23393 (do_sd_constraint): Ditto.
23394 (do_ds_constraint): Ditto.
23395 (do_complex_constraint): Ditto.
23396 (init_scc_info): Update for removed and added members.
23397 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
23398 (find_indirect_cycles): This.
23399 (equivalence_class): New variable.
23400 (label_visit): New function.
23401 (perform_variable_substitution): Rewritten.
23402 (free_var_substitution_info): New function.
23403 (find_equivalent_node): Ditto.
23404 (move_complex_constraints): Ditto.
23405 (eliminate_indirect_cycles): Ditto.
23406 (solve_graph): Only propagate changed bits.
23407 Use indirect cycle elimination.
23409 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
23410 (tree_id_eq): Renamed to ...
23411 (tree_vi_eq): This. Update for member change
23412 (insert_id_for_tree): Renamed and rewritten to ...
23413 (insert_vi_for_tree): This.
23414 (lookup_id_for_tree): Renamed and rewritten to ...
23415 (lookup_vi_for_tree): This.
23416 (get_id_for_tree): Renamed and rewritten to ...
23417 (get_vi_for_tree): Ditto.
23418 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
23419 (process_constraint): Don't handle INCLUDES.
23420 Remove special ADDRESSOF case.
23421 (find_func_aliases): Rewrite to use vi functions instead of id
23423 (create_function_info_for): Ditto.
23424 (create_variable_info_for): Ditto.
23425 (intra_create_variable_infos): Ditto.
23426 (merge_smts_into): Ditto.
23427 (find_what_p_points_to): Ditto.
23428 (init_base_vars): Ditto.
23429 (init_alias_vars): Ditto.
23430 (remove_preds_and_fake_succs): New function.
23431 (dump_sa_points_to_info): Dump new stats.
23432 (dump_solution_for_var): Use find.
23433 (set_used_smts): Fix formatting.
23434 (compute_points_to_sets): Updated for new functions.
23435 (ipa_pta_execute): Ditto.
23437 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23438 Richard Sandiford <richard@codesourcery.com>
23440 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
23442 * calls.c (expand_call): If the return value is a PARALLEL,
23443 extract its first member.
23444 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
23445 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
23446 use FUNCTION_EXTRA_EPILOGUE.
23447 (m68k_function_value): Return a PARALLEL if the return value
23448 is of a pointer type.
23449 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
23450 (FUNCTION_EXTRA_EPILOGUE): Remove.
23451 * config/m68k/m68k.md (D0_REG): New constant.
23453 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23455 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
23456 output a NOP for empty epilogues.
23458 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23460 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
23461 before function. Extend register save check to include all
23462 registers, not just integer ones.
23464 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23466 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
23467 (m68k_use_return_insn): ...this.
23468 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
23469 * config/m68k/m68k.c (use_return_insn): Rename to...
23470 (m68k_use_return_insn): ...this.
23471 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
23472 of USE_RETURN_INSN.
23474 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23476 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
23477 nearest even, fix denormal rounding overflow.
23479 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23481 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
23482 f%$smove and f%$move.
23483 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
23484 (extendsfdf2_cf): Use fdmove instead of f%&move.
23485 (truncdfsf2_cf): Use fsmove instead of f%$smove.
23486 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
23488 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23490 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
23493 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23495 * real.h (real_format): Add a canonical_nan_lsbs_set field.
23496 (coldfire_single_format): Declare.
23497 (coldfire_double_format): Likewise.
23498 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
23499 of qnan_msb_set to determine the lower bits of a canonical
23501 (encode_ieee_double): Likewise.
23502 (encode_ieee_quad): Likewise.
23503 (ieee_single_format): Initialize canonical_nan_lsbs_set.
23504 (mips_single_format): Likewise.
23505 (ieee_double_format): Likewise.
23506 (mips_double_format): Likewise.
23507 (ieee_extended_motorola_format): Likewise.
23508 (ieee_extended_intel_96_format): Likewise.
23509 (ieee_extended_intel_128_format): Likewise.
23510 (ieee_extended_intel_96_round_53_format): Likewise.
23511 (ibm_extended_format): Likewise.
23512 (mips_extended_format): Likewise.
23513 (ieee_quad_format): Likewise.
23514 (mips_quad_format): Likewise.
23515 (vax_f_format): Likewise.
23516 (vax_d_format): Likewise.
23517 (vax_g_format): Likewise.
23518 (i370_single_format): Likewise.
23519 (i370_double_format): Likewise.
23520 (decimal_single_format): Likewise.
23521 (decimal_double_format): Likewise.
23522 (decimal_quad_format): Likewise.
23523 (c4x_single_format): Likewise.
23524 (c4x_extended_format): Likewise.
23525 (real_internal_format): Likewise.
23526 (coldfire_single_format): New real_format.
23527 (coldfire_double_format): Likewise.
23528 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
23529 canonical_nan_lsbs_set.
23530 (pdp11_d_format): Likewise.
23531 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
23532 if TARGET_COLDFIRE_CPU.
23534 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23536 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
23537 (output_call, m68k_legitimize_call_address): Declare.
23538 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
23539 parenthesees. Add support for a 'W' constraint.
23540 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
23541 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
23542 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
23543 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
23545 (override_options): Initialize them. Do not set flag_no_function_cse
23546 for TARGET_ID_SHARED_LIBRARY.
23547 (m68k_output_pic_call): Delete.
23548 (m68k_legitimize_call_address): New function.
23549 (print_operand): Remove the %o prefix. Handle the %p prefix.
23550 (output_call): New function.
23551 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
23552 target address from the GOT if symbolic jumps are not allowed.
23553 * config/m68k/m68k.md (call, general_operand): Do not set
23554 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
23555 Merge separate flag_pic and !flag_pic define_insns into...
23556 (*call, *call_value): ...these new patterns. Match the address
23557 rather than the containing MEM and require it to be a call_operand.
23558 Use output_call to generate the asm template.
23559 * config/m68k/predicates.md (const_call_operand): New predicate.
23560 (call_operand): Likewise.
23562 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23564 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
23565 (STACK_GROWS_DOWNWARD): Define to 1.
23566 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
23567 comments, emphasizing that these values are only defaults.
23568 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
23569 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
23571 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23573 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
23575 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23576 Richard Sandiford <richard@codesourcery.com>
23578 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
23579 (FP_REGNO_P): New macros.
23580 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
23581 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
23582 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
23583 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
23585 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23587 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23588 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
23590 * config/m68k/t-floatlib: New file, extracting common code from...
23591 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
23592 * config/m68k/t-uclinux: Here.
23593 * config/m68k/fpgnulib.c: Do not compile extendeed precision
23594 routines on ColdFire targets.
23596 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23598 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23599 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
23600 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
23601 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
23602 explicitly set MOTOROLA to 1.
23603 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
23605 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23606 Nathan Sidwell <nathan@codesourcery.com>
23608 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
23609 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
23610 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
23611 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
23612 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
23613 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
23614 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
23615 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
23616 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
23617 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
23618 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
23619 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
23620 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
23621 (DBX_REGISTER_NUMBER): Delete.
23622 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
23623 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
23624 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
23626 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23628 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
23629 * config/flat.h: New file.
23630 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
23631 OBJECT_FORMAT_FLAT.
23632 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
23633 indirect references for -msep-data or -mid-shared-library.
23634 Do not use PC-relative code addresses either.
23635 * config/m68k/m68k.c (override_options): Restrict -fPIC error
23637 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
23638 for shared libraries and crt1.o for executables. Use crti.o and
23640 (ENDFILE_SPEC): Use crtend.o and crtn.o.
23641 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
23642 Do not add -elf2flt or -shared-lib-id options here.
23643 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
23644 Pass -shared-lib-id if -mid-shared-library, taking the library
23645 identifier from -mshared-library-id if given, otherwise
23647 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
23648 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
23649 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
23650 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
23651 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
23652 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
23654 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
23655 jump sequence for ISA A and ISA A+.
23656 (PICJUMP): Likewise.
23658 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23660 * config.gcc (m68k-*-uclinux*): Base the port on the common
23661 and m68k GNU/Linux files rather than on the generic ELF ones.
23662 * config/m68k/uclinux.h (TARGET_VERSION): Override.
23663 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
23665 2007-01-18 Julian Brown <julian@codesourcery.com>
23666 Richard Sandiford <richard@codesourcery.com>
23668 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
23669 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
23670 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
23672 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
23673 80 unconditionally.
23674 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
23676 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23678 * doc/install.texi: Document m68k-uclinuxoldabi.
23679 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
23680 * config/m68k/uclinux-oldabi.h: New file, copied from
23681 config/m68k/uclinux.h.
23683 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
23685 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
23686 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
23687 (m32r_compute_frame_size): Use unsigned for regno.
23688 (m32r_reload_lr): Use gen_frame_mem.
23690 (m32r_output_function_epilogue): Don't output the function epilogue
23692 (m32r_expand_epilogue): New.
23693 (direct_return): Return false if the function has the interrupt
23695 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
23696 * config/m32r/m32r.md (epilogue): New expander.
23697 (return_lr, return_rte): New insns.
23698 (return): Make it expander.
23699 (return_normal): New expander.
23701 2007-01-18 Josh Conner <jconner@apple.com>
23704 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
23705 support for UNLE, UNLT, UNGE, and UNGT.
23707 2007-01-18 Jan Hubicka <jh@suse.cz>
23709 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
23710 * tree-tailcall (add_virtual_phis): Likewise.
23711 (optimize_tail_call): Return TODOs.
23712 (execute_tail_calls): Return TODOs.
23713 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
23714 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
23716 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
23717 Cleanup cfg using TODO.
23718 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
23719 * passes.c (execute_function_todo): When cleanup did something, remove
23721 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
23722 (make_edges): Don't cleanup_cfg.
23724 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
23726 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
23727 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
23728 operate on the top of stack.
23729 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
23730 register handling of instructions that output to the second
23732 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
23733 (move_for_stack_reg): Special-case check for dead destination
23734 stack slot for constant load of 1.0 inside UNSPEC_TAN.
23736 * config/i386/i386.md (UNSPEC_TAN): New constant.
23737 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
23738 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
23739 to correctly model move of constant 1.0 to top stack slot.
23740 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
23741 (unnamed peephole2 pattern): Remove corresponding peephole2
23742 pattern that optimizes tan insn and loading of constant 1.0.
23743 (tanxf2): Use fptanxf4_i387.
23744 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
23745 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
23746 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
23747 disable patterns for SSE math.
23748 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
23749 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
23751 2007-01-18 Dirk Mueller <dmueller@suse.de>
23752 Richard Guenther <rguenther@suse.de>
23755 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
23756 * common.opt (Warray-bounds): Add new warning option.
23757 * c-opts.c (c_common_handle_option): Define -Warray-bounds
23759 * Makefile.in: make tree-vrp.o depend on toplev.h
23760 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
23762 (check_array_refs, check_array_bounds, check_array_ref): New.
23764 2007-01-18 Jan Hubicka <jh@suse.cz>
23766 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
23767 (execute_ssa_ccp): Return flags conditionally.
23768 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
23770 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
23772 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
23774 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
23775 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
23777 * Makefile.c (GTFILES): Add cfglayout.h.
23778 * gengtype.c (open_base_files): Likewise.
23779 * cfglayout.c (cfg_layout_function_footer,
23780 cfg_layout_function_header) Reindent to make gengtype happy.
23781 * cfglayout.h (cfg_layout_function_footer,
23782 cfg_layout_function_header): Add GTY(()) marker.
23784 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
23786 2007-01-18 Ben Elliston <bje@au.ibm.com>
23788 * genautomata.c (write_automata): Include xstrerror output in the
23789 error message if writing the DFA description file fails.
23791 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
23793 * config/mips/mips-protos.h (mips_output_external): Make it
23795 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
23796 * config/mips/mips.c (irix_output_external_libcall): Likewise.
23797 (extern_list): Likewise.
23798 (extern_head): Likewise.
23799 (TARGET_ASM_FILE_END): Likewise.
23800 (mips_file_end): Likewise.
23801 (mips_output_external): Rewritten.
23803 2007-01-18 Ben Elliston <bje@au.ibm.com>
23805 * genpreds.c (write_insn_preds_c): Only write out the function
23806 body for regclass_for_constraint if we have register constraints.
23808 2007-01-17 Tom Tromey <tromey@redhat.com>
23810 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
23811 * doc/install.texi (Testing): Use sourceware.org.
23812 (Binaries): Likewise.
23813 (Specific): Likewise.
23814 * doc/contrib.texi (Contributors): Use sourceware.org.
23816 2007-01-17 Anatoly Sokolov <aesok@post.ru>
23818 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
23819 (AVR_ENHANCED): Rename to ...
23820 (AVR_HAVE_MUL): ... new.
23821 (avr_enhanced_p): Rename to ...
23822 (avr_have_mul_p): ... new.
23823 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
23824 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
23825 * config/avr/avr.c (avr_enhanced_p): Rename to ...
23826 (avr_have_mul_p): ... new.
23827 (base_arch_s): Rename 'enhanced' to 'have_mul'.
23828 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
23829 'avr_enhanced_p' and 'enhanced'.
23830 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
23831 AVR_HAVE_MUL instead of AVR_ENHANCED.
23832 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
23833 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
23834 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
23835 instead of AVR_ENHANCED.
23836 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
23837 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
23838 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
23840 2007-01-17 Ian Lance Taylor <iant@google.com>
23842 * vec.h (VEC_reserve_exact): Define.
23843 (vec_gc_p_reserve_exact): Declare.
23844 (vec_gc_o_reserve_exact): Declare.
23845 (vec_heap_p_reserve_exact): Declare.
23846 (vec_heap_o_reserve_exact): Declare.
23847 (VEC_OP (T,A,reserve_exact)): New static inline function, three
23849 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
23850 negative parameter.
23851 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
23852 (VEC_OP (T,A,copy)) [all versions]: Likewise.
23853 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
23854 * vec.c (calculate_allocation): Add exact parameter. Change all
23856 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
23857 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
23858 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
23859 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
23860 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
23861 (vec_heap_p_reserve_exact): New function.
23862 (vec_heap_o_reserve_exact): New function.
23864 2007-01-17 Jan Hubicka <jh@suse.cz>
23866 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
23868 2007-01-17 Eric Christopher <echristo@apple.com>
23870 * config.gcc: Support core2 processor.
23872 2007-01-16 Jan Hubicka <jh@suse.cz>
23874 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
23875 the names, just unlink the chain so we don't crash on dangling
23879 2007-01-16 Jan Hubicka <jh@suse.cz>
23881 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
23882 * tree-pass.h: Reorder to make IPA passes appear toegher.
23883 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
23885 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
23886 parameters, do not call early inliner.
23887 * ipa-inline.c: Update comments. Include tree-flow.h
23888 (cgraph_decide_inlining): Do not compute inlining parameters.
23889 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
23890 be called with function context set up.
23891 (pass_ipa_inline): Remove unreachable functions before pass.
23892 (cgraph_early_inlining): Simplify assuming to be called from the
23894 (pass_early_inline): New pass.
23895 (cgraph_gate_ipa_early_inlining): New gate.
23896 (pass_ipa_early_inline): Turn into simple wrapper.
23897 (compute_inline_parameters): New function.
23898 (gate_inline_passes): New gate.
23899 (pass_inline_parameters): New pass.
23900 (apply_inline): Move here from tree-optimize.c
23901 (pass_apply_inline): New pass.
23902 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
23904 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
23905 doing them by hand.
23906 (tree_function_versioning): Do not allocate dummy struct function.
23907 * tree-inline.h (optimize_inline_calls): Update prototype.
23908 * tree-optimize.c (execute_fixup_cfg): Export.
23909 (pass_fixup_cfg): Remove
23910 (tree_rest_of_compilation): Do not apply inlines.
23911 * tree-flow.h (execute_fixup_cfg): Declare.
23912 * Makefile.in (gt-passes.c): New.
23913 * passes.c: Include gt-passes.h
23914 (init_optimization_passes): New passes.
23915 (nnodes, order): New static vars.
23916 (do_per_function_toporder): New function.
23917 (execute_one_pass): Dump current pass here.
23918 (execute_ipa_pass_list): Don't dump current pass here.
23920 2007-01-16 Janis Johnson <janis187@us.ibm.com>
23922 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
23923 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
23925 2007-01-16 David Edelsohn <edelsohn@gnu.org>
23927 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
23928 (strong_alias): Define.
23929 (__gcc_qmul): Provide non-FMA for soft-float.
23930 (__gcc_qdiv): Same.
23935 (__gcc_qunord): New.
23945 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
23946 soft-float functions.
23947 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
23948 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
23949 about long double soft float.
23951 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
23952 Tehila Meyzels <tehila@il.ibm.com>
23954 * tree-vectorizer.h (is_pattern_stmt_p): New.
23955 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
23956 formatting (tabs instead of spaces). Cleanup and clarify setting
23957 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
23958 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
23959 (vectorizable_type_demotion): Check that types are integral.
23960 (vectorizable_type_promotion): Likewise.
23961 (vectorizable_store): Fix typo. Eliminate new-line at end of
23964 2007-01-16 Jan Hubicka <jh@suse.cz>
23966 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
23969 2007-01-15 Eric Christopher <echristo@apple.com>
23971 * ifcvt.c: Include vec.h, vecprim.h.
23972 (check_cond_move_block): New argument regs.
23973 Reorganize. Add registers used to regs.
23974 (cond_move_process_if_block): Use regs set above as
23977 2007-01-15 Eric Christopher <echristo@apple.com>
23979 * config/darwin.h: Update copyright.
23980 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
23981 (LINK_COMMAND_SPEC): Add -u.
23982 (LINK_SPEC): Fix umbrella for above.
23984 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
23986 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
23989 2007-01-15 Tom Tromey <tromey@redhat.com>
23991 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
23992 * doc/install.texi (Testing): Don't mention jacks.
23993 (Configuration): Document --enable-java-maintainer-mode. Move
23994 --with-java-home to libgcj-specific section. Document
23996 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
23998 2007-01-15 Jan Hubicka <jh@suse.cz>
24000 * tree-ssa-dce.c (DCE_TODOs): New.
24001 (propagate_necessity): Return if something changed.
24002 (eliminate_unnecessary_stmts): Likewise.
24003 (perform_tree_ssa_dce): Return TODO flags when needed.
24004 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
24006 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
24008 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
24009 (fyl2x_extend<mode>xf3_i387): New insn pattern.
24010 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
24011 patterns using X87MODEF12 mode macro. Extend operand 1
24012 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
24013 (log10<mode>2): Ditto.
24014 (log2<mode>2): Ditto.
24015 (log1p<mode>2): Ditto.
24016 (logb<mode>2): Ditto.
24017 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
24018 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
24019 (*fxtractxf3_i387): Rename from *fxtractxf3.
24020 (fxtract_extend<mode>xf3_i387): New insn pattern.
24021 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
24022 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
24023 and gen_fyl2xxf3_i387().
24025 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
24027 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
24028 * cfgloopmanip.c (fix_loop_placement): Made static. Use
24029 get_loop_exit_edges. Changed return type to bool.
24030 * cfgloop.h (fix_loop_placement): Declaration removed.
24032 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
24034 * param.h (MIN_VECT_LOOP_BOUND): New.
24035 * params.def (MIN_VECT_LOOP_BOUND): New.
24036 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
24037 argument - minimum threshold for number of iterations.
24038 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
24039 argument to declaration.
24040 * tree-vect-analyze.c (vect_analyze_operations): Check value of
24041 MIN_VECT_LOOP_BOUND.
24042 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
24043 slpeel_tree_peel_loop_to_edge with additional argument.
24044 (vect_do_peeling_for_alignment): Likewise.
24045 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
24047 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
24050 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
24051 operands of size 1.
24053 2007-01-14 Jan Hubicka <jh@suse.cz>
24055 * tree-dfa.c (remove_referenced_var): New function.
24056 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
24057 prune referenced vars list too.
24058 * tree-flow.h (remove_referenced_var): Declare.
24060 2007-01-14 Jan Hubicka <jh@suse.cz>
24062 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
24064 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
24065 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
24066 * except.h (verify_eh_throw_table_statements): Kill prototype.
24067 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
24068 into call exrepssions.
24069 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
24071 * tree-cfg.c: Include pointer-set.h.
24072 (verify_node_sharing): Work on pointer set.
24073 (verify_eh_throw_stmt_node): New.
24074 (verify_stmts): Use pointers sets, verify throw_stmt.
24076 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
24078 * ipa-reference.c (analyze_function): Consider also addresses taken
24081 2007-01-12 Roger Sayle <roger@eyesopen.com>
24083 * c-typeck.c (null_pointer_constant_p): Replace use of
24084 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24085 (build_c_cast): Likewise.
24087 2007-01-12 Roger Sayle <roger@eyesopen.com>
24089 * tree.h (force_fit_type_double): Remove unused final argument.
24090 * c-common.c (constant_expression_warning): Replace use of
24091 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24092 (convert_and_check): Likewise.
24093 (shorten_compare): Update call to force_fit_type_double.
24094 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
24095 * convert.c (convert_to_pointer): Update call to
24096 force_fit_type_double.
24097 * fold-const.c (force_fit_type_double): Remove overflowed_const
24099 (int_const_binop, fold_convert_const_int_from_int,
24100 fold_convert_const_int_from_real, fold_div_compare,
24101 fold_sign_changed_comparison, fold_unary, fold_negate_const,
24102 fold_abs_const, fold_not_const): Remove the final argument from
24103 calls to force_fit_type_double.
24105 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
24107 * configure.ac: Set insn to "nop" for spu-*-* also.
24108 * configure: Regenerate.
24110 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
24112 * builtins.def : Add BUILT_IN_FREE.
24114 2007-01-12 Jan Hubicka <jh@suse.cz>
24116 PR tree-optimization/30443
24117 * tree-inline.c (tree_function_versioning): Do not optimize when
24118 cloning for inlining.
24120 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
24122 * doc/loop.texi: Document recording of loop exits.
24123 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
24124 (update_single_exits_after_duplication,
24125 update_single_exit_for_duplicated_loop,
24126 update_single_exit_for_duplicated_loops): Removed.
24127 (duplicate_loop_to_header_edge): Do not call
24128 update_single_exits_after_duplication and
24129 update_single_exit_for_duplicated_loops.
24130 (loop_version): Do not update single_exit information.
24131 (fix_loop_structure): Use record_loop_exits instead of
24132 mark_single_exit_loops.
24133 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
24134 the lists of loop exits.
24135 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
24136 split_edge, merge_blocks): Update the lists of loop exits.
24137 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
24138 loop_optimizer_init.
24139 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
24140 of mark_single_exit_loops.
24141 (loop_optimizer_finalize): Call release_recorded_exits.
24142 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
24143 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
24144 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
24145 update single exit information.
24146 * lambda-code.c (perfect_nestify): Ditto.
24147 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
24148 (mark_single_exit_loops): Removed.
24149 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
24150 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
24151 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
24153 (get_loop_exit_edges, single_exit): Use recorded exit lists.
24154 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
24155 (verify_loop_structure): Verify consistency of the exit lists.
24156 (flow_loops_find): Use alloc_loop. Initialize exits hash.
24157 (set_single_exit): Removed.
24158 * cfgloop.h (struct loop_exit): New function.
24159 (struct loop): single_exit_ field replaced by exits field.
24160 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
24161 LOOPS_HAVE_RECORDED_EXITS.
24162 (struct loops): Added exits hash.
24163 (mark_single_exit_loops, set_single_exit): Declaration removed.
24164 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
24166 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24168 * doc/invoke.texi: Avoid use of @headitem.
24170 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24172 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
24174 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24176 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
24179 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24180 Richard Sandiford <richard@codesourcery.com>
24182 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
24183 * config/m68k/m68k.opt: Resort options.
24184 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
24186 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24187 Richard Sandiford <richard@codesourcery.com>
24189 * doc/invoke.texi: Document the macros that are defined by
24190 m68k's -mtune and -mhard-float options.
24191 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
24192 (m68k_cpp_cpu_family): Likewise.
24193 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
24194 of __ucfv*__ macros. Define __mcffpu__ if generating code for
24195 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
24196 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
24197 (m68k_cpp_cpu_family): Likewise.
24199 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24201 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
24202 macros besides mc68000 as tuning macros. Use a switch statement
24203 to set them and mcpu32.
24205 2007-01-12 Julian Brown <julian@codesourcery.com>
24207 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
24208 (TARGET_68040_ONLY): Rename to...
24209 (TARGET_68040): ...this.
24210 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
24211 * config/m68k/m68k.md: Likewise.
24213 2007-01-12 Julian Brown <julian@codesourcery.com>
24214 Nathan Sidwell <nathan@codesourcery.com>
24215 Richard Sandiford <richard@codesourcery.com>
24217 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
24218 the -mcpu= argument associated with the --with-cpu setting.
24219 Define M68K_DEFAULT_TUNE to the default -mtune= option,
24220 if different from the one implied by the -mcpu setting.
24221 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
24222 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
24223 * doc/invoke.texi: Mention ColdFire in the introduction to the
24224 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
24225 -mno-div and -mhard-float options. Make -m68881 a synonym for
24226 -mhard-float. Document the previously-undocumented -m5206e,
24227 -m528x, -m5307 and -m5407 options. Tweak the existing option
24228 documentation for consistency.
24229 * doc/install.texi: Mention new --with-cpu arguments.
24230 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
24231 default CPU if neither -mcpu nor -march are specified.
24232 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
24233 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
24234 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
24235 using m68k_tune to decide between families that implement the
24236 same ISA. Use m68k_tune to set __mcfv4e__.
24237 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
24238 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
24239 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
24240 (FL_ISA_C, FL_ISA_MMU): New macros.
24241 (MASK_COLDFIRE): Delete.
24242 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
24243 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
24244 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
24245 (TARGET_HARD_FLOAT): Do not define here.
24246 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
24247 (TUNE_68000): New macro.
24248 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
24249 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
24250 (TUNE_CFV2): Redefine in terms of m68k_tune.
24251 (uarch_type, target_device, fpu_type): New enums.
24252 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
24253 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
24254 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
24255 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
24256 (FL_FOR_isa_c): New macros.
24257 (m68k_isa): New enum.
24258 (m68k_target_selection): New structure.
24259 (all_devices, all_isas, all_microarchs): New tables.
24260 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
24261 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
24262 (MASK_ALL_CPU_BITS): Delete.
24263 (m68k_find_selection): New function.
24264 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
24265 Map the legacy target options to a combination of the new ones.
24266 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
24267 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
24268 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
24270 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
24271 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
24273 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
24274 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
24275 * config/m68k/m68k-devices.def: New file.
24277 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24278 Nathan Sidwell <nathan@codesourcery.com>
24280 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
24281 (SUBTARGET_EXTRA_SPECS): New macros.
24282 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
24283 use %(asm_cpu_spec) instead.
24284 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
24285 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
24286 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
24287 (EXTRA_SPECS): Rename to...
24288 (SUBTARGET_EXTRA_SPECS): ...this.
24290 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24291 Richard Sandiford <richard@codesourcery.com>
24292 Julian Brown <julian@codesourcery.com>
24294 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24295 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
24296 to the configuration's default CPU.
24297 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
24298 Remove default masks.
24299 (m680[012]0-*-*): Set the default with_cpu to the first part of
24301 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
24302 (m68k*-*-linux): Extend the --with-cpu handling to...
24303 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
24304 and m68010. Don't set target_cpu_default2.
24305 * doc/install.texi: Document --with-cpu for m68k.
24306 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
24307 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
24308 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
24309 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
24310 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
24311 (ASM_SPEC): Remove use of %(asm_cpu_default).
24312 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
24313 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
24314 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
24315 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
24316 __HAVE_FPU__ if TARGET_HARD_FLOAT.
24317 (TARGET_DEFAULT): Delete.
24318 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
24319 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
24320 (CPP_CPU_SPEC): Delete.
24321 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
24322 the appropriate string.
24323 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
24324 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
24325 (ASM_SPEC): Don't use %(asm_default_spec).
24326 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
24327 TARGET_DEFAULT and add MASK_68881.
24328 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
24330 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24332 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
24333 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
24334 MASK_68010 alongside MASK_68020.
24335 * doc/invoke.texi: Document -m68010.
24336 * config/m68k/m68k.opt (m68010): New.
24337 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
24339 (TUNE_68010): New macro.
24340 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
24341 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
24342 (M68K_CPU_m68332): Add MASK_68010.
24343 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
24344 fallback definition.
24345 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
24347 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
24348 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
24349 to all entries that use MASK_68020.
24350 (output_move_simode_const, output_move_himode, output_move_qimode)
24351 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
24352 instead of TARGET_68020 to select clr behavior. Remove comment
24353 about there being no TARGET_68010.
24354 * config/m68k/m68k.md: Likewise throughout.
24356 2007-01-12 Julian Brown <julian@codesourcery.com>
24358 * config/m68k/m68k.h (TARGET_ISAB): New macro.
24359 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
24360 * config/m68k/m68k.md: Likewise.
24362 2007-01-12 Julian Brown <julian@codesourcery.com>
24364 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
24365 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
24367 2007-01-12 Julian Brown <julian@codesourcery.com>
24369 * config/m68k/m68k.h (TUNE_68040_60): New macro.
24370 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
24371 * config/m68k/m68k.md: Likewise.
24373 2007-01-12 Julian Brown <julian@codesourcery.com>
24374 Richard Sandiford <richard@codesourcery.com>
24376 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
24377 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
24378 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
24380 (TARGET_CPU32): Rename to...
24381 (TUNE_CPU32): ...this.
24382 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
24383 (TUNE_CFV2): New macros.
24384 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
24385 remove conditions that are implied by TARGET_68020.
24386 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
24387 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
24388 (m68k_output_function_epilogue): Likewise.
24389 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
24390 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
24391 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
24392 non-68000 timings. Refactor multiplication and division costs.
24393 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
24394 TUNE_CPU32 instead of TARGET_CPU32.
24395 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
24396 and TUNE_68060 instead of TARGET_68060.
24397 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
24398 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
24400 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
24401 && !TARGET_COLDFIRE" to choose between moveq and clr.
24402 Likewise in the unnamed movsf pattern.
24403 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
24404 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
24407 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24409 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
24410 of tabbing before backslashes.
24412 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24414 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
24415 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
24416 (ASM_OUTPUT_INTERNAL_LABEL): Define.
24418 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
24420 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
24421 find_interesting_uses_cond.
24422 (find_interesting_uses_cond): Use extract_cond_operands.
24423 (rewrite_use_compare): Use extract_cond_operands and
24424 force_gimple_operand_bsi. Do not call update_stmt.
24425 (determine_use_iv_cost_condition): Use extract_cond_operands.
24426 Return cheaper of using original bound and changing the exit bound.
24428 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
24430 PR tree-optimization/29516
24431 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
24432 most_expensive_mult_to_index, addr_to_parts,
24433 create_mem_ref, maybe_fold_tmr): Make the type of
24434 fields of TARGET_MEM_REF sizetype.
24435 (move_fixed_address_to_symbol, move_pointer_to_base):
24437 * tree.def (TARGET_MEM_REF): Add comment on types of
24440 2007-01-11 Joseph Myers <joseph@codesourcery.com>
24442 * c-common.c (vector_types_convertible_p): Treat opaque types as
24443 always convertible if they have the same size, but not otherwise.
24445 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
24447 * ifcvt.c (struct noce_if_info): Add comments to the fields.
24448 Remove the b_unconditional field.
24449 (noce_try_sign_mask): Do not look at b_unconditional.
24450 (noce_process_if_block): Do not use merge_if_blocks. Update
24451 the CFG here. Do not set b_unconditional.
24452 (cond_move_process_if_block): Likewise.
24453 (find_cond_trap): Likewise.
24454 (check_cond_move_block): Require simple jump insns at the end
24455 of the basic block.
24457 2007-01-11 Jan Hubicka <jh@suse.cz>
24459 PR tree-optimization/1046
24460 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
24461 when alias info is not ready.
24462 (pass_tail_recursion): Do not require aliasing.
24463 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
24464 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
24465 * tree-ssa-copy.c (pass_copy_prop): Likewise.
24466 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
24467 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
24468 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
24469 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
24471 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
24472 When aliasing is not build, mark statement as volatile.
24474 2007-01-11 Tom Tromey <tromey@redhat.com>
24476 PR preprocessor/15185, PR preprocessor/20989:
24477 * doc/cppopts.texi <-MT>: Update description of algorithm for
24478 computing default target.
24479 <-M, -MD>: Reword "basename" text.
24481 2007-01-11 Roger Sayle <roger@eyesopen.com>
24483 * builtins.c (expand_builtin_pow, expand_builtin_powi,
24484 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
24485 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
24486 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
24487 fold_builtin_bswap, real_constp, fold_builtin_pow,
24488 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
24489 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
24490 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24491 * convert.c (convert_to_pointer): Likewise.
24492 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
24493 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
24494 const_binop, fold_convert_const_int_from_int,
24495 fold_convert_const_int_from_real,
24496 fold_convert_const_real_from_real, sign_bit_p,
24497 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
24498 fold_sign_changed_comparison, fold_unary, fold_comparison,
24499 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
24500 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
24501 * print-tree.c (print_node_brief, print_node): Likewise.
24502 * stor-layout.c (place_field, layout_type): Likewise.
24503 * tree-chrec.c (keep_cast): Likewise.
24504 * tree.c (build_vector, build_real, build_real_from_int_cst,
24505 build_complex): Likewise.
24507 2007-01-11 Roger Sayle <roger@eyesopen.com>
24509 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
24510 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
24512 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
24514 * configure.ac (strict1_warn): Rename to strict_warn.
24515 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
24516 cc_set_by_configure, quoted_cc_set_by_configure,
24517 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
24518 all_boot_languages, all_stagestuff): Remove.
24519 (target_list): Remove bootstrap targets.
24520 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
24521 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
24522 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
24523 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
24524 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
24525 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
24526 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
24527 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
24528 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
24529 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
24530 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
24531 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
24532 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
24533 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
24534 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
24535 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
24536 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
24537 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
24538 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
24539 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
24540 (mostlyclean): Adjust.
24541 (clean, distclean): Don't mention bootstrap stuff.
24542 * configure: Regenerate.
24543 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
24544 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
24545 treelang/config-lang.in (stagestuff): Remove.
24546 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
24547 stageprofile, stagefeedback, stagestuff): Remove mention.
24549 2007-01-11 Nick Clifton <nickc@redhat.com>
24551 * config/mcore/predicates.md (mcore_general_movesrc_operand):
24553 (mcore_general_movdst_operand): Do not accept CONST_INTs.
24554 (mcore_arith_K_S_operand): Run the test for the S constraint not
24555 the test for the M constraint.
24556 (mcore_addsub_operand): Do not accept integer values that are
24557 larger than 32 bits.
24558 * config/mcore/mcore.md: Remove unused constraints from split.
24559 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
24560 (addsi3): Likewise.
24561 (allocate_stack): Likewise.
24562 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
24563 operands to 32 bits.
24564 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
24566 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
24567 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
24568 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
24569 mcore_output_bclri, mcore_output_andn, output_inline_const,
24570 mcore_output_move, mcore_output_movedouble): Likewise.
24571 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
24572 (output_inline_const): Likewise.
24573 (output_inline_const): Fix format strings used in sprintf
24575 * config/mcore/mcore-protos.h: Update prototypes for changed
24576 functions in mcore.c.
24577 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
24578 HOST_WIDE_INT and not int.
24579 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
24580 CONST_OK_FOR_N): Likewise.
24581 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
24582 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
24585 2007-01-10 Jan Hubicka <jh@suse.cz>
24587 * tree-vrp.c (remove_range_assertions): Release defs.
24588 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
24589 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
24591 2007-01-10 Paul Brook <paul@codesourcery.com>
24593 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
24594 * config/arm/arm.md (mulsi3subsi): New insn.
24596 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
24598 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
24599 (tree_transform_and_unroll_loop): New.
24600 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
24603 2007-01-10 Robert Kennedy <jimbob@google.com>
24605 * fold-const.c (fold_comparison): Fold comparisons like (x *
24606 1000 < 0) to (x < 0).
24608 2007-01-10 Ian Lance Taylor <iant@google.com>
24610 * tree-pretty-print.c (dump_generic_node): Print parentheses when
24611 operands have the same priority.
24613 2007-01-10 Tom Tromey <tromey@redhat.com>
24615 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
24616 (fold_binary): Likewise.
24617 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
24618 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
24619 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
24620 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
24621 * langhooks.h (struct lang_hooks): Removed field
24622 'can_use_bit_fields_p'.
24624 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
24626 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
24628 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
24630 * function.c (get_last_funcdef_no): New function.
24631 * function.h (get_last_funcdef_no): Declare.
24632 * tree-inline.c (initialize_cfun): Add initialization.
24633 (tree_function_versioning): Cleanup.
24635 2007-01-10 Jan Hubicka <jh@suse.cz>
24637 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
24640 2007-01-10 Sa Liu <saliu@de.ibm.com>
24641 Ben Elliston <bje@au.ibm.com>
24643 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
24644 for SAVE_NONLOCAL and Pmode for any other save level.
24645 * spu-protos.h (spu_restore_stack_block): Declare.
24646 * spu.md (save_stack_block): Remove.
24647 (restore_stack_block): Call spu_restore_stack_block.
24648 * spu.c (spu_restore_stack_block): New function.
24649 (spu_expand_epilogue): Remove old comment.
24651 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
24653 PR tree-optimization/30322
24654 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
24655 (cand_value_at): Return the value as aff_tree.
24656 (may_eliminate_iv): Convert the bound from aff_tree to tree.
24657 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
24658 aff_combination_mult): New functions.
24659 (aff_combination_add): Use aff_combination_add_cst.
24660 (aff_combination_convert): Allow conversions to a wider type.
24661 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
24662 * tree-affine.h (aff_combination_mult): Declare.
24664 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
24666 * doc/tm.texi: Update documentation to reflect reality of exec
24667 and start file search behaviours. Update copyright year.
24668 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
24669 header file directories.
24671 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
24673 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
24674 (*cosxf2): Rename to cosxf2_i387.
24675 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
24676 using X87MODEF12 mode macro. Rename patterns to
24677 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
24679 (*cosdf2, *cossf2): Ditto.
24680 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
24681 to match extended input operands.
24682 (sincos<mode>3): New expander.
24683 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
24684 insn patterns and corresponding splitters.
24686 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
24688 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
24689 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
24691 2007-01-09 Nicolas Pitre <nico@cam.org>
24694 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
24696 2007-01-08 Geoffrey Keating <geoffk@apple.com>
24698 * target.h (struct gcc_target): New field library_rtti_comdat.
24699 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
24700 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
24701 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
24702 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
24704 2007-01-08 Geoffrey Keating <geoffk@apple.com>
24706 * doc/invoke.texi (Optimize Options): Correct description of -O0.
24708 2007-01-08 Richard Guenther <rguenther@suse.de>
24710 * tree.h (force_fit_type_double): Export.
24711 (force_fit_type): Remove.
24712 * fold-const.c (force_fit_type_double): New function.
24713 (force_fit_type): Remove.
24714 (int_const_binop): Use it.
24715 (fold_convert_const_int_from_int): Likewise.
24716 (fold_convert_const_int_from_real): Likewise.
24717 (fold_div_compare): Likewise.
24718 (fold_sign_changed_comparison): Likewise.
24719 (fold_unary): Likewise.
24720 (fold_negate_const): Likewise.
24721 (fold_abs_const): Likewise.
24722 (fold_not_const): Likewise.
24723 * c-common.c (shorten_compare): Use force_fit_type_double.
24724 * convert.c (convert_to_pointer): Likewise.
24726 2007-01-08 Richard Guenther <rguenther@suse.de>
24728 * tree.h (build_int_cst_wide_type): Export.
24729 * tree.c (build_int_cst_wide_type): New function.
24730 (build_int_cst_wide): Fix comment.
24731 * builtins.c (fold_builtin_object_size): Use build_int_cst
24732 to build -1 or 0 of the correct type. Use fit_double_type
24733 to check for overflow.
24734 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
24736 (decode_field_reference): Likewise.
24737 (all_ones_mask_p): Likewise.
24738 (native_interpret_int): Use build_int_cst_wide_type.
24739 (fold_binary): Use build_int_cst_type to build an all-ones
24741 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
24743 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
24745 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
24747 2007-01-09 Ben Elliston <bje@au.ibm.com>
24749 * genautomata.c (STATS_OPTION): New option.
24750 (stats_flag): New flag.
24751 (gen_automata_option): Handle it.
24752 (initiate_automaton_gen): Ditto.
24753 (write_automata): Output statistics only if stats_flag is
24754 set. Likewise, output time statistics only if time_flag is set.
24755 * doc/md.texi (Processor pipeline description): Document new flag.
24757 2007-01-08 Richard Guenther <rguenther@suse.de>
24759 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
24760 * tree.c (build_int_cst_type): Likewise.
24761 (size_in_bytes): Don't call force_fit_type on the result.
24762 (int_fits_type_p): Use fit_double_type.
24763 * fold-const.c (fit_double_type): New function.
24764 (force_fit_type): Use it.
24765 * tree.h (fit_double_type): Export.
24767 2007-01-08 Jan Hubicka <jh@suse.cz>
24769 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
24770 * ipa.c (function_and_variable_visibility): Fix return type.
24772 2007-01-08 Richard Guenther <rguenther@suse.de>
24774 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
24775 of offset to build the index.
24776 * tree-pretty-print.c (dump_generic_node): Don't build negated
24777 const just for printing.
24778 * c-pretty-print.c (pp_c_integer_constant): Likewise.
24779 * builtins.c (fold_builtin_int_roundingfn): Check if result
24780 fits the type by using force_fit_type and comparing the result.
24781 * predict.c (predict_loops): Use compare_tree_int for comparison.
24782 * tree.c (build_int_cst): Fall back to integer_type_node for
24784 (build_int_cst_wide): Assert type is non-null.
24786 2007-01-08 Roberto Costa <roberto.costa@st.com>
24788 * tree-vrp.c (extract_range_from_cond_expr): New.
24789 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
24790 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
24792 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
24793 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
24794 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
24795 used as expressions.
24796 * tree-object-size.c (cond_expr_object_size): New.
24797 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
24799 2007-01-08 Jan Hubicka <jh@suse.cz>
24801 * tree-ssa-forwprop.c (forward_propagate_into_cond,
24802 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
24805 2007-01-08 Richard Guenther <rguenther@suse.de>
24807 PR tree-optimization/23603
24808 * tree-vrp.c (set_value_range_to_truthvalue): New function.
24809 (extract_range_from_binary): Fall back to truthvalue instead of
24810 varying for TRUTH_*_EXPR.
24811 (extract_range_from_comparison): Fall back to truthvalue instead of
24813 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
24814 if all visited PHI values were constant.
24816 2007-01-08 Jan Hubicka <jh@suse.cz>
24818 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
24819 (cgraph_analyze_function): break out from ...
24820 (cgraph_finalize_compilation_unit): ... here.
24821 (cgraph_expand_function): Remove forgoten commented out line.
24822 (cgraph_optimize): Analyze functions.
24824 2007-01-08 Jan Hubicka <jh@suse.cz>
24826 * tree-pas.h (TODO_remove_function): New flag.
24827 (TODO_update*): Renumber.
24828 (pass_ipa_increase_alignment,
24829 pass_ipa_function_and_variable_visibility): New passes.
24830 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
24831 (cgraph_function_and_variable_visibility): Move to ipa.c
24832 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
24833 cgraph_increase_alignment.
24834 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
24835 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
24836 calling tree-inline.
24837 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
24838 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
24839 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
24840 (gate_increase_alignment): New function.
24841 (pass_ipa_increase_alignment): New pass.
24842 * ipa.c: Inline tree-pass.h and timevar.h
24843 (function_and_variable_visibility): Move here from cgraphunit.c
24844 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
24845 * passes.c (init_optimization_passes): Add the two new passes.
24846 (execute_todo): Handle cgraph_remove_functions.
24848 2007-01-08 Nick Clifton <nickc@redhat.com>
24850 * config/frv/predicates.md (reg_or_0_operand): Accept
24853 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
24855 * config/bfin/rtems.h, config/bfin/t-rtems: New.
24856 * config.gcc: Add bfin*-rtems*.
24858 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
24860 * c.opt: Add -flax-vector-conversions.
24861 * c-typeck.c (convert_for_assignment): Pass flag to
24862 vector_types_convertible_p to allow emission of note.
24863 (digest_init): Likewise.
24864 * c-opts.c: Handle -flax-vector-conversions.
24865 * c-common.c (flag_lax_vector_conversions): New.
24866 (vector_types_convertible_p): Unless -flax-vector conversions
24867 has been passed, disallow conversions between vectors with
24868 differing numbers of subparts and/or element types. If such
24869 a conversion is disallowed, possibly emit a note on the first
24870 occasion only to inform the user of -flax-vector-conversions.
24871 The new last argument specifies this.
24872 * c-common.h (flag_lax_vector_conversions): New.
24873 (vector_types_convertible_p): Add extra argument.
24874 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
24875 char_type_node for V*QI type vectors.
24876 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
24877 Update to satisfy new typechecking rules.
24878 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
24879 C and C++ variants.
24880 * doc/invoke.texi (C Dialect Options): Document
24881 -flax-vector-conversions.
24883 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
24885 PR tree-optimization/29877
24886 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
24887 a register variable on the RHS to not be replaceable.
24889 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
24890 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
24891 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
24892 const_simm15, const_pow2, const_npow2): Added.
24893 * config/score/misc.md (insv, extv, extzv, movmemsi,
24894 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
24895 * config/score/score.c (score_address_cost, score_select_cc_mode):
24897 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
24898 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
24899 Update score_print_operand.
24900 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
24901 Adjust register allocate order and update some macro define.
24902 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
24903 mdx_block_move_straight, mdx_block_move_loop_head,
24904 mdx_block_move_loop_body, mdx_block_move_loop_foot,
24905 mdx_block_move_loop, mdx_block_move): Added.
24906 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
24907 mdp_limm): Updated and fix some bug and typo.
24908 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
24909 (movsf, movdf, doloop_end): Added.
24911 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
24913 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
24914 config/arm/thumb2.md: Fix comment typos.
24915 * doc/extend.texi: Fix a typo.
24917 2007-01-07 Eric Christopher <echristo@apple.com>
24919 * configure.ac: Check for __stack_chk_fail for darwin.
24920 * configure: Regenerate.
24922 2007-01-07 Richard Guenther <rguenther@suse.de>
24924 * tree-vrp.c (extract_range_from_assert): CSE calls to
24925 compare_values where possible.
24926 (extract_range_from_unary_expr): Likewise.
24928 2007-01-07 Anatoly Sokolov <aesok@post.ru>
24930 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
24931 * config/avr/avr.c (call_insn_operand): Delete function.
24932 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
24933 instead of register number. Use predicates.
24934 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
24935 call_insn_operand): Add.
24937 2007-01-06 Jan Hubicka <jh@suse.cz>
24939 * tree-pass.h (pass_build_cgraph_edges): Declare.
24940 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
24941 (visited_nodes): Remove.
24942 (cgraph_create_edges): Move to cgraphbuild.c; rename to
24943 build_cgrpah_edges; make visited_nodes local.
24944 (cgraph_process_new_functions): DO not call initialize_inline_failed.
24945 (record_references_in_initializer): Move to cgraphbuild.c
24946 (initialize_inline_failed, rebuild_cgraph_edges,
24947 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
24948 (verify_cgraph_node): Make visited_nodes local.
24949 (cgraph_analyze_function): Do not call cgraph_create_edges and
24950 initialize_inline_failed.
24951 (cgraph_expand_function): Do not call cgraph_lower_function;
24952 assert that function is already lowered.
24953 * Makefile.in (cgraphbuild.o): New.
24954 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
24955 at the end of lowering passes.
24957 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
24959 * ifcvt.c (cond_move_convert_if_block): New function, code
24960 factored out from...
24961 (cond_move_process_if_block): ...here. Call the new function
24962 on the THEN and ELSE blocks.
24963 (merge_if_block): Do not copy global_live_at_end, merge_blocks
24964 already takes care of this.
24966 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24969 * tree.h (TREE_OVERFLOW_P): New.
24970 * c-typeck.c (parser_build_unary_op): Warn only if result
24971 overflowed and operands did not.
24972 (parser_build_binary_op): Likewise.
24973 (convert_for_assignment): Remove redundant overflow_warning.
24974 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
24976 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24978 * c-typeck.c (store_init_value): Split over two lines to follow
24979 the GNU coding style.
24981 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
24983 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
24984 __GXX_EXPERIMENTAL_CXX0X__.
24985 * doc/cpp.texi: Same.
24987 2007-01-05 Richard Guenther <rguenther@suse.de>
24989 PR middle-end/27826
24990 * tree.c (get_narrower): Do not construct COMPONENT_REFs
24991 with mismatched types. Instead explicitly build a
24992 conversion NOP_EXPR.
24994 2007-01-05 Ian Lance Taylor <iant@google.com>
24996 * c-common.c (decl_with_nonnull_addr_p): New function.
24997 (c_common_truthvalue_conversion): Call it.
24998 * c-typeck.c (build_binary_op): Likewise.
24999 * c-common.h (decl_with_nonnull_addr_p): Declare.
25001 2007-01-05 Jakub Jelinek <jakub@redhat.com>
25004 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
25007 2007-01-05 Joel Brobecker <brobecker@adacore.com>
25009 * doc/install.texi (Final install): Document the fact that
25010 the GNAT runtime should not be stripped.
25012 2007-01-04 Jan Hubicka <jh@suse.cz>
25014 * tree-inline.c (fold_marked_statements): Update operand caches
25015 and EH after folding
25017 2007-01-04 Ian Lance Taylor <iant@google.com>
25019 * c-common.c (check_function_nonnull): Whitespace fix.
25021 2007-01-04 Jan Hubicka <jh@suse.cz>
25023 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
25024 comitted older version of patch.
25025 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
25026 function, celanup cfg and collect garbage.
25028 2007-01-04 Mike Stump <mrs@apple.com>
25030 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
25033 2007-01-04 Eric Christopher <echristo@apple.com>
25035 * libgcc2.c (__bswapsi2): Use SItype.
25036 (__bswapdi2): Use DItype.
25037 * libgcc2.h: Update for above.
25039 2007-01-04 Paul Brook <paul@codesourcery.com>
25041 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
25042 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
25043 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
25044 umulsidi3, umulsidi3adddi, smulsi3_highpart,
25045 umulsi3_highpart): Make conditional on !arm_arch6.
25046 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
25047 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
25048 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
25049 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
25050 umulsi3_highpart_v6): New insns.
25052 2007-01-04 Roger Sayle <roger@eyesopen.com>
25054 * fold-const.c (fold_convert): When casting an expression to void,
25055 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
25056 have a type. Instead of attempting to build a NOP_EXPR, return
25057 these "special" trees directly.
25059 2007-01-04 Joseph Myers <joseph@codesourcery.com>
25061 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
25062 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
25063 rs6000_cost->fp not 0 as adjustment for outer NEG.
25065 2007-01-04 Jan Hubicka <jh@suse.cz>
25067 * cgraph.c (cgraph_release_function_body): New function.
25068 (cgraph_remove_node): Use it.
25069 * cgraph.h (cgraph_release_function_body): Declare.
25070 * cgraphunit.c (cgraph_expand_function): Use it.
25071 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
25072 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
25073 is initialized and while compilation of other function is running.
25074 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
25075 statement CFG annotations from here to ...
25076 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
25078 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
25080 * cfgloop.h (enum li_flags): Make the constants powers of two.
25082 2007-01-04 Jan Hubicka <jh@suse.cz>
25084 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
25086 (fold_marked_statements): New function.
25087 (optimize_inline_calls, tree_function_versioning): Fold new statements.
25088 * tree-inline.h (copy_body_data): Add statements_to_fold.
25090 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
25092 * config.gcc: Mention libgcc/config.host.
25093 * Makefile.in: Update comments mentioning libgcc.
25094 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
25095 (all.cross, start.encap, rest.encap, rest.cross): Update
25096 dependencies for libgcc move.
25097 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
25098 (clean-target, clean-target-libgcc): Delete.
25099 (srcdirify, GCC_EXTRA_PARTS): New macros.
25100 (libgcc-support, libgcc.mvars): New rules.
25101 (distclean): Remove mention of mklibgcc.
25102 (install): Don't reference INSTALL_LIBGCC.
25103 (install-common): Don't reference EXTRA_PARTS.
25104 (install-libgcc, install-multilib): Delete rules.
25105 * mklibgcc.in: Delete file.
25106 * doc/configfiles.texi: Don't mention mklibgcc.
25108 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
25109 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
25110 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
25111 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
25112 (mklibgcc, ldblspecs): Likewise.
25114 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
25115 (posixpre.def): Use $(T).
25116 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
25117 (SHLIB_SRC, SHLIB_INSTALL): Delete.
25118 (SHLIB_LINK): Make dummy.
25119 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
25121 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
25123 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
25124 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
25125 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
25126 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
25128 * configure.ac (all_outputs): Remove mklibgcc.
25129 * configure: Regenerated.
25131 2007-01-03 Josh Conner <jconner@apple.com>
25133 PR middle-end/29683
25134 * calls.c (compute_argument_addresses): Set stack and stack_slot
25135 for partial args, too.
25136 (store_one_arg): Use locate.size.constant for the size when
25137 generating a save_area.
25139 2007-01-03 Robert Kennedy <jimbob@google.com>
25141 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
25142 whose definitions are deleted due to basic block merging.
25144 2007-01-03 Paul Brook <paul@codesourcery.com>
25147 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
25149 (use_return_insn): Return 0 for Thumb interrupt functions.
25150 (print_multi_reg): Add rfe argument for IRQ returns.
25151 (arm_output_epilogue): Pop interrupt return address directly into PC.
25152 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
25154 2007-01-03 Paul Brook <paul@codesourcery.com>
25156 Merge from sourcerygxx-4_1.
25157 * config/arm/thumb2.md: New file.
25158 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
25160 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
25161 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
25162 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
25163 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
25165 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
25166 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
25168 * config/arm/ieee754-sf.S: Ditto.
25169 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
25170 (thumb1_base_register_rtx_p): ... to this.
25171 (thumb_index_register_rtx_p): Rename...
25172 (thumb1_index_register_rtx_p): ... to this.
25173 (thumb_output_function_prologue): Rename...
25174 (thumb1_output_function_prologue): ... to this.
25175 (thumb_legitimate_address_p): Rename...
25176 (thumb1_legitimate_address_p): ... to this.
25177 (thumb_rtx_costs): Rename...
25178 (thumb1_rtx_costs): ... to this.
25179 (thumb_compute_save_reg_mask): Rename...
25180 (thumb1_compute_save_reg_mask): ... to this.
25181 (thumb_final_prescan_insn): Rename...
25182 (thumb1_final_prescan_insn): ... to this.
25183 (thumb_expand_epilogue): Rename...
25184 (thumb1_expand_epilogue): ... to this.
25185 (arm_unwind_emit_stm): Rename...
25186 (arm_unwind_emit_sequence): ... to this.
25187 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
25188 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
25189 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
25190 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
25191 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
25192 thumb2_output_casesi): New functions.
25193 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
25194 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
25195 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
25196 THUMB2_WORK_REGS): Define.
25197 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
25198 arm_condexec_mask, arm_condexec_masklen)): New variables.
25199 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
25200 (arm_override_options): Check new CPU capabilities.
25201 Set new architecture flag variables.
25202 (arm_isr_value): Handle v7m interrupt functions.
25203 (user_return_insn): Return 0 for v7m interrupt functions. Handle
25205 (const_ok_for_arm): Handle Thumb-2 constants.
25206 (arm_gen_constant): Ditto. Use movw when available.
25207 (arm_function_ok_for_sibcall): Return false for v7m interrupt
25209 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
25210 (thumb_find_work_register, arm_load_pic_register,
25211 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
25212 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
25213 print_multi_reg, output_mov_long_double_fpa_from_arm,
25214 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
25215 output_mov_double_fpa_from_arm, output_move_double,
25216 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
25217 output_return_instruction, arm_output_function_prologue,
25218 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
25219 arm_output_mi_thunk, thumb_set_return_address): Ditto.
25220 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
25221 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
25222 (arithmetic_instr, shift_op): Use arm_shift_nmem.
25223 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
25225 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
25226 (thumb_expand_prologue): Use thumb_set_frame_pointer.
25227 (arm_file_start): Output directive for unified syntax.
25228 (arm_unwind_emit_set): Handle stack alignment instruction.
25229 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
25230 Add v6t2, v7, v7a, v7r and v7m.
25231 (RETLDM): Add Thumb-2 code.
25232 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
25233 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
25234 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
25235 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
25236 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
25237 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
25238 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
25239 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
25240 ADJUST_INSN_LENGTH): Define.
25241 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
25242 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
25243 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
25244 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
25245 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
25246 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
25247 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
25248 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
25249 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
25250 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
25251 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
25252 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
25253 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
25254 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
25255 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
25256 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
25257 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
25259 * config/arm/arm-tune.md: Regenerate.
25260 * config/arm/arm-protos.h: Update prototypes.
25261 * config/arm/vfp.md: Enable patterns for Thumb-2.
25262 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
25263 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
25264 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
25265 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
25266 * config/arm/libunwind.S: Add Thumb-2 code.
25267 * config/arm/constraints.md: Update include Thumb-2.
25268 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
25269 * config/arm/ieee754-df.S: Ditto.
25270 * config/arm/bpabi.S: Ditto.
25271 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
25272 * config/arm/predicates.md (low_register_operand,
25273 low_reg_or_int_operand, thumb_16bit_operator): New.
25274 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
25275 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
25276 * config/arm/t-arm-elf: Add armv7 multilib.
25277 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
25279 (UNSPEC_STACK_ALIGN, ce_count): New.
25280 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
25281 arm_zero_extendsidi2, arm_zero_extendqidi2): New
25283 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
25284 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
25285 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
25286 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
25287 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
25288 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
25290 * doc/extend.texi: Document ARMv7-M interrupt functions.
25291 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
25293 2007-01-03 Jakub Jelinek <jakub@redhat.com>
25295 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
25296 (struct _Unwind_Context): Rename args_size to flags, remove
25297 signal_frame field, add a new args_size field and version field.
25298 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
25299 _Unwind_IsExtendedContext): New inline functions.
25300 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
25301 Assume by_value array is only present if _Unwind_IsExtendedContext.
25302 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
25303 _Unwind_IsSignalFrame.
25304 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
25305 (uw_update_context_1): Use _Unwind_SetSignalFrame.
25306 (uw_init_context_1): Initialize context->flags to
25307 EXTENDED_CONTEXT_BIT.
25308 * config/rs6000/linux-unwind.h (frob_update_context): Use
25309 _Unwind_SetSignalFrame.
25311 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
25313 PR middle-end/30353
25314 * gimplify.c (gimplify_modify_expr_complex_part): Move below
25315 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
25318 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
25320 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
25321 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
25322 RET, AT_SP): Remove.
25323 * config/i386/i386.md (*sse_prologue_save_insn): Use return
25326 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25327 * cfgbuild.c (find_basic_blocks): Likewise.
25328 * cfgrtl.c (rtl_create_basic_block): Likewise.
25329 * function.c (temp_slots_at_level): Likewise.
25330 * reg-stack.c (stack_regs_mentioned): Likewise.
25331 * regclass.c (allocate_reg_info): Likewise.
25332 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25333 set_bb_for_stmt, move_block_to_fn): Likewise.
25334 * tree-complex.c (tree_lower_complex): Likewise.
25335 * vec.h (VEC_safe_grow_cleared): New.
25337 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
25339 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
25341 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
25342 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
25344 * cfgloopmanip.c (scale_loop_frequencies): Export.
25345 (loopify): Scale the frequencies by prescribed coefficients.
25346 (set_zero_probability): New function.
25347 (duplicate_loop_to_header_edge): Improve updating of frequencies.
25348 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
25349 and frequencies according to arguments.
25350 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
25352 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
25353 * modulo-sched.c (sms_schedule): Set probabilities for entering
25354 versioned loop correctly.
25355 * tree-vect-transform.c (vect_transform_loop): Ditto.
25356 * cfgloop.h (loopify, loop_version): Declaration changed.
25357 (scale_loop_frequencies): Declared.
25359 2007-01-02 Jan Hubicka <jh@suse.cz>
25361 * cgraph.c: Include tree-flow.h
25362 (cgraph_add_new-function): Handle IPA_SSA mode; execute
25363 early_local_passes.
25364 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
25365 * tree-pass.h (pass_all_early_optimizations): Declare.
25366 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
25367 early_local_passes.
25368 (cgraph_analyze_function): Do early_local_passes.
25369 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
25370 Do not add referenced vars.
25371 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
25373 (gate_all_early_local_passes): New gate.
25374 (pass_early_local_passes): Use new gate.
25375 (execute_early_local_optimizations): New functions.
25376 (gate_all_early_optimizations): New gate.
25377 (pass_all_early_optimizations): New pass.
25378 (execute_free_datastructures): Free SSA only when initialized.
25379 (gate_init_datastructures): Init only when optimizing.
25380 (tree_lowering_passes): Do early local passes when called late.
25381 * tree-profile.c (do_tree_profiling): Don't profile functions added
25383 (do_early_tree_profiling, pass_early_tree_profile): Kill.
25384 * tree-cfg.c (update_modified_stmts): Do not update when operands are
25386 * passes.c (init_optimizations_passes): Reorder so we go into SSA
25387 during early_local_passes.
25388 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
25391 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
25393 * Makefile.in: Update copyright year.
25395 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
25397 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
25398 in $(lang_checks) and check-consistency targets.
25400 2007-01-02 Jan Hubicka <jh@suse.cz>
25402 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
25403 Do not add referenced vars.
25404 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
25406 * passes.c (init_optimization_passes): Put mudflap_2 after
25407 free_datastructures.
25409 2007-01-02 Jan Hubicka <jh@suse.cz>
25411 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
25412 Set NOTHROW flag on call statements proved to be nothrow.
25413 Update statement of local calls so new pure/const functions are
25414 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
25416 (tree_rest_of_compilation): Register hooks and initialize bitmap
25417 early. Do not set after_inlining flag.
25419 2007-01-02 Steve Ellcey <sje@cup.hp.com>
25421 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
25422 HOST_BITS_PER_LONGLONG
25424 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25427 * c-typeck.c (store_init_value): Don't emit pedantic overflow
25428 warning for non-static initializers.
25430 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
25432 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
25433 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
25434 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
25435 Always use set_unique_reg_note to add REG_EQUAL notes.
25437 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25440 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25442 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25443 * cfgbuild.c (find_basic_blocks): Likewise.
25444 * cfgrtl.c (rtl_create_basic_block): Likewise.
25445 * function.c (temp_slots_at_level): Likewise.
25446 * reg-stack.c (stack_regs_mentioned): Likewise.
25447 * regclass.c (allocate_reg_info): Likewise.
25448 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25449 set_bb_for_stmt, move_block_to_fn): Likewise.
25450 * tree-complex.c (tree_lower_complex): Likewise.
25451 * vec.h (VEC_safe_grow_cleared): New.
25453 2007-01-02 Ian Lance Taylor <iant@google.com>
25455 * c-common.c (c_common_truthvalue_conversion): When warning about
25456 using an assignment as a truth value, set TREE_NO_WARNING.
25458 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25461 * c.opt (Wold-style-declaration): New.
25462 * doc/invoke.texi (C-only Warning Options): New.
25463 (Wold-style-declaration): Document it.
25464 (Wextra): Enabled by -Wextra.
25465 * c-opts.c (c_common_post_options): Enabled by -Wextra.
25466 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
25467 -Wold-style-declaration.
25469 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25471 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25472 * cfgbuild.c (find_basic_blocks): Likewise.
25473 * cfgrtl.c (rtl_create_basic_block): Likewise.
25474 * function.c (temp_slots_at_level): Likewise.
25475 * reg-stack.c (stack_regs_mentioned): Likewise.
25476 * regclass.c (allocate_reg_info): Likewise.
25477 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25478 set_bb_for_stmt, move_block_to_fn): Likewise.
25479 * tree-complex.c (tree_lower_complex): Likewise.
25480 * vec.h (VEC_safe_grow_cleared): New.
25482 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
25484 * c-common.c (c_common_nodes_and_builtins): Since variants of
25485 void_type_node get built before it is given a name, we need to
25486 give those variants the name, too.
25487 (complete_array_type): We need to work with the canonical main
25488 type of the array, from which we will build the qualified version.
25489 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
25490 * print-tree.c (print_node): Display canonical type information
25492 * stor-layout.c (layout_type): When we don't know the
25493 alignment of a type for which we're building an array, we end up
25494 guessing wrong, so make the type require structural equality.
25495 * tree.c (make_node_stat): When we build a new type, it is its
25496 own canonical type.
25497 (build_type_attribute_qual_variant): When building an attribute
25498 variant, its canonical type is the non-attribute variant. However,
25499 if the attributes are target-dependent and they differ, we need to
25500 use structural equality checks for this type.
25501 (build_qualified_type): A qualified type is not equivalent to its
25502 unqualified variant; set the canonical type appropriately.
25503 (build_distinct_type_copy): When building a distinct type from
25504 another type, the new type is its own canonical type.
25505 (build_variant_type_copy): When building a new type variant, we
25506 assume that it is equivalent to the original type.
25507 (build_pointer_type_for_mode): When building a pointer type, also
25508 build a canonical type pointer.
25509 (build_reference_type_for_mode): When building a reference type,
25510 also build a canonical type reference.
25511 (build_index_type): When we can't hash an index type (e.g.,
25512 because its maximum value is negative), the index type requires
25513 structural equality tests.
25514 (build_array_type): Build the canonical form of an array type.
25515 (build_function_type): Function types require structural equality,
25516 because they contain default arguments, attributes, etc.
25517 (build_method_type_directly): Ditto for method types.
25518 (build_offset_type): Build the canonical offset type.
25519 (build_complex_type): Build the canonical vector type.
25520 (make_vector_type): Build the canonical vector type.
25521 * tree.h (TYPE_CANONICAL): New.
25522 (TYPE_STRUCTURAL_EQUALITY_P): New.
25523 (SET_TYPE_STRUCTURAL_EQUALITY): New.
25524 (struct tree_type): Added "canonical" field.
25525 * params.h (VERIFY_CANONICAL_TYPES): New.
25526 * doc/c-tree.texi (TYPE_CANONICAL): Document.
25527 (TYPE_STRUCTURAL_EQUALITY_P): Document.
25528 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
25529 * doc/invoke.texi (verify-canonical-types): Document --param
25530 parameter for verifying canonical types.
25532 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25534 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
25535 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
25536 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
25537 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
25539 * config/rs6000/e500.h: New.
25540 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
25541 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
25543 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
25544 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
25545 TARGET_E500_DOUBLE): Remove.
25546 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
25547 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
25548 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
25549 * config/rs6000/rs6000.c (rs6000_override_options): Use
25550 CHECK_E500_OPTIONS.
25552 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25554 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
25555 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
25556 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
25557 rs6000_emit_cmove): Don't check TARGET_E500.
25558 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
25559 sordered): Don't check TARGET_E500.
25561 2007-01-01 Eric Christopher <echristo@apple.com>
25563 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
25564 HARD_REGISTER_NUM_P.
25566 2007-01-01 Roger Sayle <roger@eyesopen.com>
25568 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
25569 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
25570 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
25573 2007-01-01 Mike Stump <mrs@apple.com>
25575 * configure.ac: Remove support for building with Apple's gcc-3.1.
25577 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25579 PR middle-end/30311
25580 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
25581 REG is a hard register. Do not modify REG before calling
25583 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
25584 multiple of the size of YMODE for certain lowpart cases.
25586 2007-01-01 Andrew Pinski <pinskia@gmail.com>
25588 PR middle-end/30253
25589 * gimplify (voidify_wrapper_expr): Update for
25590 GIMPLE_MODIFY_STMT.
25592 2007-01-01 Andreas Schwab <schwab@suse.de>
25595 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
25596 save of BR0 in extra_spill_size instead of spill_size.
25597 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
25599 (ia64_expand_epilogue): Restore BR0 from its new location.
25601 2007-01-01 Andrew Pinski <pinskia@gmail.com>
25603 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
25604 Use a temporary variable if the left hand side is not a gimple
25607 2007-01-01 Andrew Pinski <pinskia@gmail.com>
25609 * gimplify.c (gimplify_return_expr): Make the temporary variable
25610 for the return expression, a gimple register variable.
25612 2007-01-01 Jan Hubicka <jh@suse.cz>
25614 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
25617 2007-01-01 Mike Stump <mrs@apple.com>
25619 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
25621 * config/darwin.c (machopic_select_rtx_section): Use
25622 HAVE_GAS_LITERAL16.
25623 (darwin_mergeable_constant_section): Likewise.
25624 * configure: Regenerate.
25625 * config.in: Regenerate.
25627 2007-01-01 Jan Hubicka <jh@suse.cz>
25628 Andrew Pinski <pinskia@gmail.com>
25630 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
25631 before starting IPA passes.