1 2007-09-04 Jan Hubicka <jh@suse.cz>
3 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
5 2007-09-04 Jan Hubicka <jh@suse.cz>
7 * invoke.texi (-finline-small-functions): Document.
8 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
9 when deciding what is inlinable.
10 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
11 (cgraph_decide_inlining_of_small_function): Handle new flags.
12 (cgraph_decide_inlining_incrementally): Likewise.
13 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
14 * common.opt (finline-small-functions): New.
15 * Makefile.in (build/gengtype.o-warn): Work around PR29478
17 2007-09-04 Richard Guenther <rguenther@suse.de>
19 * tree-ssa-operands.c (add_virtual_operand): Only mark
20 stores as has_volatile_ops if alias information is not available.
22 2007-09-04 Andrew Haley <aph@redhat.com>
24 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
26 2007-09-04 Andrew Haley <aph@redhat.com>
28 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
29 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
30 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
32 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
35 * common.opt: Mention ABI version 2 in comment.
37 2007-09-04 Jan Hubicka <jh@suse.cz>
39 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
40 (libfunc_entry): New structure.
41 (libfunc_hash): New hashtable.
42 (hash_libfunc): New function.
43 (eq_libfunc): New function.
44 (convert_optab_libfunc): New function.
45 (optab_libfunc): New function.
46 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
47 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
48 expand_float, expand_fix, new_optab, new_convert_optab):
49 Update for new libfunc API.
50 (init_libfunc, init_integral_libfuncs,
51 init_floating_libfuncs, init_interclass_conv_libfuncs
52 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
53 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
54 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
55 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
56 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
57 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
58 gen_extend_conv_libfunc): New.
59 (init_one_libfunc): Revamp for hashtables.
60 (set_conv_libfunc): Likewise.
61 (init_optabs): Initialize hashtable; use lazy initialization where
63 * optabs.h (optab_handlers): Move out of GGC.
64 (optab, convert_optab): Move out of GGC; add lazy gen info.
65 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
66 (optab_libfunc, convert_optab_libfunc): New.
67 * builtins.c (expand_builtin_powi): Update for new API.
68 * expr.c (convert_move): Likewise.
69 * expmed.c (expand_divmod): Likewise.
71 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
73 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
74 GOT pointer only if there is a constant pool. Use the allocated space
77 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
79 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
82 2007-09-04 Revital Eres <eres@il.ibm.com>
83 Richard Guenther <rguenther@suse.de>
84 R. Clint Whaley <whaley@cs.utsa.edu>
86 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
88 * tree-tailcall.c (process_assignment): Use -fassociative-math
89 when reodering operands of floating-point type.
90 * fold-const.c (fold_comparison, fold_binary): Use
91 -fassociative-math and -freciprocal-math instead of
92 -funsafe-math-optimization flag.
93 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
94 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
95 -freciprocal-math instead of -funsafe-math-optimizations.
96 * opts.c (set_fast_math_flags): Set -freciprocal-math and
97 -fassociative-math when -ffast-math is set.
98 (set_unsafe_math_optimizations_flags): New Function
99 to set -freciprocal-math and -fassociative-math when
100 -funsafe-math-optimizations is set.
101 (common_handle_option): Call it.
102 * tree-vectorizer.c (vect_is_simple_reduction): Use
103 -fassociative-math when doing reduction on floats.
104 * loop-unroll.c (analyze_insn_to_expand_var): Use
105 -fassociative-math when expanding an accumulator of type float.
106 * simplify-rtx.c (simplify_binary_operation_1): Use
107 -fassociative-math and -freciprocal-math when reordeing operands
108 of floating-point type.
109 * combine.c (combine_simplify_rtx): Likewise.
110 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
112 * common.opt (-fassociative-math, -freciprocal-math): New flags.
114 2007-09-04 Paolo Carlini <pcarlini@suse.de>
117 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
119 2007-09-04 Jan Hubicka <jh@suse.cz>
121 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
123 2007-09-04 Jan Hubicka <jh@suse.cz>
125 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
126 and corresponding MATCH_DUP.
128 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
131 * combine.c (subst): Do not try to simplify X if it represents load
132 of FP constant from the constant pool via float extension.
134 2007-09-04 Ben Elliston <bje@au.ibm.com>
136 * c-opts.c: Include "tm_p.h".
137 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
139 2007-09-04 Richard Guenther <rguenther@suse.de>
141 PR tree-optimization/33291
142 * tree-pretty-print.c (dump_generic_node): Dump all
143 qualifiers for pointer types, not only first. Dump
144 qualifiers for aggregate types as well.
145 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
146 use the canonical type for building ARRAY_REFs.
147 * gimplify.c (canonicalize_addr_expr): Clean up. The
148 correct validness check is compatibility of the pointer
149 types. Always use the canonical type for building
150 ARRAY_REFs and ADDR_EXPRs.
151 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
152 change that disabled propagation of ADDR_EXPRs into statements
155 2007-09-03 Zack Weinberg <zack@codesourcery.com>
157 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
158 (umulsi3_highpart): Make into expanders; existing insns are
159 now named *[insn]_nov6. Add stars to existing [insn]_v6
162 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
164 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
165 (unprotoize.o): Remove SHLIB_MULTILIB.
167 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
169 * doc/extend.texi: Document progmem attribute for AVR.
171 2007-09-03 Anatoly Sokolov <aesok@post.ru>
174 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
176 2007-09-03 Zack Weinberg <zack@codesourcery.com>
178 * optabs.c (expand_ffs): Initialize val and defined_at_zero
181 * optabs.c: Remove unnecessary forward declarations.
182 (expand_unop_direct): New, broken out of expand_unop.
183 (expand_doubleword_clz): New.
184 (expand_ctz): Move above expand_ffs. Use
185 start_sequence, end_sequence, add_equal_note, and
186 expand_unop_direct. Add more commentary.
187 (expand_ffs): Try both ctz optab and expand_ctz.
188 Generate a test and branch if the hardware doesn't give us
189 a useful value for input zero. Style improvements similar to
192 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
194 2007-09-03 Zack Weinberg <zack@codesourcery.com>
196 * config.gcc: Delete stanza for arm-semi-aof and
197 armel-semi-aof targets.
198 * config/arm/arm-protos.h
200 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
201 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
202 delete aof_pic_label and remove mention of AOF in comments.
203 * config/arm/arm.md: Delete patterns used only for AOF assembly.
205 * config/arm/semiaof.h
206 * config/arm/t-semi: Delete file.
208 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
210 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
211 CONST_CAST_BB): New macros for type-specific casts.
212 (CONST_CAST): Add a TYPE parameter and define it in terms of
215 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
216 * c-lex.c (cb_ident, lex_string): Likewise,
217 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
218 * config/i386/i386.c (ix86_function_regparm,
219 ix86_function_sseregparm): Use CONST_CAST_TREE.
220 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
222 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
223 give_switch, set_multilib_dir): Likewise,
224 * gengtype-parse.c (string_seq, typedef_name): Likewise,
225 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
226 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
227 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
228 * prefix.c (update_path): Likewise,
229 * pretty-print.c (pp_base_destroy_prefix): Likewise,
230 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
231 * tree-cfg.c (tree_can_merge_blocks_p,
232 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
233 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
234 * tree.c (build_string): Supply a TYPE for CONST_CAST.
235 (attribute_list_contained): Use CONST_CAST_TREE.
237 2007-09-03 Krister Walfridsson <cato@df.lth.se>
239 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
241 2007-09-03 Richard Sandiford <richard@codesourcery.com>
244 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
245 before forcing them into a register.
247 2007-09-03 Richard Sandiford <richard@codesourcery.com>
249 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
250 rather than define_code_macro.
252 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
254 * gcc.c (xputenv): New function.
255 (putenv_from_prefixes): Use xputenv instead of putenv.
256 (process_command): Use xputenv instead of putenv.
257 (set_collect_gcc_options): Use xputenv instead of putenv.
258 (main): Use xputenv instead of putenv.
260 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
262 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
263 availability of swap instruction.
264 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
266 2007-09-03 Revital Eres <eres@il.ibm.com>
268 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
271 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
272 Ayal Zaks <zaks@il.ibm.com>
273 Revital Eres <eres@il.ibm.com>
275 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
276 compute_split_row): New functions.
277 (ps_unschedule_node): Remove.
278 (normalize_sched_times): Iterate over the already scheduled
279 insns instead of the number of nodes.
280 (MAX_SPLIT_NUM): New definition.
281 (sms_schedule_by_order): Change the scheduling heuristic to
282 avoid useless increases of initiation interval ii.
283 (get_sched_window): Add dump printouts.
285 2007-09-02 David Daney <ddaney@avtrex.com>
287 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
288 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
289 (optab, insn): Add more attributes.
290 (fetchop_bit): New code macro.
291 (immediate_insn): New code macro attribute.
292 (sync): Change condition to ISA_HAS_SYNC.
293 (rdhwr): Change predicate for operand 0 to register_operand.
294 (memory_barrier): New expand.
295 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
296 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
297 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
298 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
299 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
300 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
301 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
302 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
303 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
305 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
306 Hans-Peter Nilsson <hp@axis.com>
308 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
309 Defined to describe availability and behavior of CLZ.
310 * config/cris/cris.md (clzsi2): Implement using lz instruction.
311 * config/cris/cris.opt: Tweak comment for "-metrax4".
312 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
313 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
314 (count_leading_zeros): Define.
316 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
318 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
320 2007-09-02 Joseph Myers <joseph@codesourcery.com>
323 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
326 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
328 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
329 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
330 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
331 sched-deps.c, sched-int.h, system.h, target.h,
332 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
333 tree.def: Fix comment typos.
335 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
337 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
338 (override_options): Turn on -mstrict-align on non-ColdFire
340 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
342 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
344 * c-common.c (const_strip_array_types): Delete.
345 * c-common.h (const_strip_array_types): Likewise.
346 * emit-rtl.c (const_next_insn, const_previous_insn,
347 const_next_nonnote_insn, const_prev_nonnote_insn,
348 const_next_real_insn, const_prev_real_insn,
349 const_next_active_insn, const_prev_active_insn, const_next_label,
350 const_prev_label): Delete.
351 * gimple-low.c (block_may_fallthru): Use expr_last.
352 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
353 * rtl.h (const_previous_insn, const_next_insn,
354 const_prev_nonnote_insn, const_next_nonnote_insn,
355 const_prev_real_insn, const_next_real_insn,
356 const_prev_active_insn, const_next_active_insn, const_prev_label,
357 const_next_label): Delete.
358 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
359 * system.h (CONST_CAST): Update comment.
360 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
361 (const_first_stmt, const_last_stmt): Delete.
362 (tree_block_ends_with_condjump_p): Use last_stmt.
363 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
364 * tree-iterator.c (const_expr_first, const_expr_last,
365 const_expr_only): Delete.
366 * tree.c (const_lookup_attribute): Likewise.
367 (attribute_list_contained): Use lookup_attribute.
368 * tree.h (const_lookup_attribute, const_expr_first,
369 const_expr_last, const_expr_only): Delete.
371 2007-09-01 Richard Guenther <rguenther@suse.de>
373 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
374 instead of TREE_THIS_VOLATILE.
375 * tree-ssa-operands.c (add_virtual_operand): Do not set
376 has_volatile_ops. Do not check s_ann for NULL.
377 (get_indirect_ref_operands): Likewise.
378 (get_expr_operands): Likewise. For all reference trees
379 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
380 check base of reference for TREE_THIS_VOLATILE.
382 2007-09-01 Richard Guenther <rguenther@suse.de>
384 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
385 between integral types. Also allow conversions between
388 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
390 * optabs.c (prepare_float_lib_cmp): Use
391 libgcc_cmp_return_mode instead of word_mode.
392 * config/dfp-bit.h: Likewise.
393 * config/fp-bit.h: Likewise.
394 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
396 (spu_libgcc_shift_count_mode): New function.
397 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
398 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
400 2007-08-31 Joseph Myers <joseph@codesourcery.com>
402 * tree-pretty-print.c: Include output.h.
403 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
404 HOST_WIDE_INT_PRINT_DEC.
405 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
407 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
409 PR rtl-optimization/33224
410 * loop-iv.c (latch_dominating_def): Check that the definition belongs
411 to the analysed region.
413 2007-08-31 Richard Guenther <rguenther@suse.de>
415 * function.c (allocate_struct_function): Do not set
416 current_function_returns_pointer.
417 * function.h (struct var_refs_queue): Remove.
418 (struct simple_obstack_stack): Likewise.
419 (struct function): Remove fixup_var_refs_queue member.
420 Remove returns_pointer flag.
421 (current_function_returns_pointer): Remove define.
423 2007-08-31 Nick Clifton <nickc@redhat.com>
425 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
426 secondary keys in order to obtain a stable sort.
428 2007-08-31 Nick Clifton <nickc@redhat.com>
431 * config/m32r/constraints.md: Add W constraint for integer zero.
432 * config/m32r/m32r.md (get_pc): Use W and i constraints.
433 Fix length calculation by using alternatives.
435 2007-08-31 Richard Sandiford <richard@codesourcery.com>
437 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
438 split out from expand_binop.
439 (avoid_expensive_constant): New function.
440 (expand_binop_directly): Remove commutative_op argument and
441 (expand_binop_directly): Remove commutative_op argument and
442 call cummutative_optab_p instead. Do not change op0 or op1
443 when swapping xop0 and xop1. Apply avoid_expensive_constant
444 to each argument after potential swapping. Enforce the
445 canonical order of commutative operands.
446 (expand_binop): Use shift_optab_p and commutative_optab_p.
447 Update the calls to expand_binop_directly. Only force constants
448 into registers when widening an operation. Only swap operands
449 once a direct expansion has been rejected.
450 (expand_twoval_binop): Only force constants into registers when
451 using a direct expansion.
453 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
455 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
456 (sched_analyze_insn): Don't postprocess speculative dependencies when
457 target has no scheduling.
458 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
459 'uninitialized' warning.
461 2007-08-31 Richard Guenther <rguenther@suse.de>
463 * tree.c (build_complex_type): Always set TYPE_NAME for
466 2007-08-31 Olivier Hainque <hainque@adacore.com>
468 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
469 internal macro. Default alignment factor for csect directives, chosen
470 to match what BIGGEST_ALIGNMENT allows.
471 (DATA_SECTION_ASM_OP): Use it.
472 * config/rs6000/rs6000.c
473 (rs6000_xcoff_output_readonly_section_asm_op):
474 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
475 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
477 2007-08-31 Olivier Hainque <hainque@adacore.com>
479 * dbxout.c (dbxout_block): Move declaration within the first
480 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
481 block to include the definition, together with the associated
484 2007-08-31 David Edelsohn <edelsohn@gnu.org>
485 Revital Eres <eres@il.ibm.com>
487 * doc/invoke.texi (-mpaired): Document flag.
488 * config.gcc: Include paired.h in powerpc extra_headers and
489 750cl.h in powerpc-*-linux*paired*.
490 * config/rs6000/rs6000.opt (-mpaired): New flag.
491 * config/rs6000/rs6000.c (paired_init_builtins,
492 paired_expand_builtin, paired_expand_lv_builtin,
493 paired_expand_stv_builtin, paired_expand_predicate_builtin):
494 New functions to support the paired single builtin functions.
495 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
496 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
498 (bdesc_paired_preds): New structure for paired predicate
500 (rs6000_expand_builtin): Expand paired single builtins.
501 (rs6000_init_builtins): Init paired single builtins.
502 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
503 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
504 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
505 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
506 (rs6000_vector_mode_supported_p): Support paired vector mode.
507 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
508 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
510 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
511 (DATA_ALIGNMENT): Likewise.
512 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
513 (rs6000_builtins): Add PAIRED builtins.
514 * config/rs6000/rs6000.md: Include paired.md.
515 * config/rs6000/paired.h: New.
516 * config/rs6000/paired.md: New.
517 * config/rs6000/750cl.h: New.
518 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
520 2007-08-30 Ollie Wild <aaw@google.com>
522 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
523 * gcc.c (default_compilers): Add -fno-directives-only to
526 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
530 * regclass.c (initial_fixed_regs): Revert previous change and make
532 (initial_call_used_regs): Likewise.
533 (initial_call_really_used_regs): Delete, reverting previous addition.
534 (initial_reg_names): Likewise.
535 (init_reg_sets): Revert previous change.
536 (saved_fixed_regs): New.
537 (saved_call_used_regs): New.
538 (saved_call_really_used_regs): New.
539 (saved_reg_names): New.
540 (save_register_info): New.
541 (restore_register_info): New.
542 (init_reg_sets_1): Replace reset of register info with call to
543 restore_register_info.
544 * rtl.h (save_register_info): Declare.
545 * toplev.c (backend_init): Call save_register_info.
547 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
549 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
550 from the original statement.
552 2007-08-30 Chao-ying Fu <fu@mips.com>
554 * c-lex.c (interpret_fixed): Declare.
555 (interpret_float): Process _Fract and _Accum.
556 (interpret_fixed): New function.
557 * final.c (output_addr_const): Process CONST_FIXED.
558 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
559 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
561 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
563 (simplify_immed_subreg): Support CONST_FIXED.
564 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
565 (simplify_subreg): Support CONST_FIXED.
567 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
569 * config/rs6000/ppu_intrinsics.h: New file.
570 * config.gcc (powerpc*-*-* <extra_headers>): Install
573 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
575 * cfg.c (dump_flow_info): Change to also print entry and exit
577 * print-rtl.c (print_rtl_single): Allow to print rtl with
580 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
582 * df-core.h (df_dump_region): New function.
583 * df.h (df_dump_region): New function.
584 * loop-invariant.c (find_defs): Add call to df_dump_region.
585 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
588 2007-08-30 Jakub Jelinek <jakub@redhat.com>
590 * decl.c (start_preparsed_function): Set
591 DECL_DISREGARD_INLINE_LIMITS for GNU_INLINE_P functions.
594 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
595 true if any of the compare_section_name calls returned true,
596 rather than if any returned false.
598 2007-08-30 Richard Guenther <rguenther@suse.de>
600 PR tree-optimization/33199
601 * tree-ssa-structalias.c (handle_lhs_call): New function.
602 (find_func_aliases): In non-IPA mode make sure that for
603 calls that return a pointer we add a constraint for the
604 result to point to anything.
606 2007-08-30 Richard Guenther <rguenther@suse.de>
608 * doc/invoke.texi (-mveclibabi): Document new target option.
609 * config/i386/i386.opt (-mveclibabi): New target option.
610 * config/i386/i386.c (ix86_veclib_handler): Handler for
611 vectorization library support.
612 (override_options): Handle the -mveclibabi option, initialize
613 the vectorization library handler.
614 (ix86_builtin_vectorized_function): As fallback call the
615 vectorization library handler, if set.
616 (ix86_veclibabi_acml): New static function for ACML ABI style
617 vectorization support.
619 2007-08-30 Jakub Jelinek <jakub@redhat.com>
621 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
622 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
623 SImode and update m. Don't run gen_lowpart_common on arbitrary
624 memory address, force it to register first.
627 * dce.c (dce_process_block): Don't delete setters of
628 artificially used registers.
630 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
632 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
633 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
634 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
636 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
638 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
640 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
641 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
643 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
645 * system.h: Activate -Wcast-qual as warning-only.
647 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
650 * config/rs6000/rs6000.c (compare_section_name): New function.
651 (rs6000_elf_in_small_data_p): Compare section prefixes instead
654 2007-08-29 Olivier Hainque <hainque@adacore.com>
656 * xcoffout.c: #include debug.h.
657 * Makefile.in (xcoffout.o): Add debug.h dependency.
659 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
661 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
662 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
664 2007-08-29 Richard Guenther <rguenther@suse.de>
666 * tree-pretty-print.c (dump_generic_node): Print
667 label DECL_UID as D.%u.
668 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
670 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
672 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
673 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
675 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
678 * tree.c (build_type_attribute_qual_variant): Set canonical types
679 on the final, unqualified attribute variant before building the
682 2007-08-29 Jie Zhang <jie.zhang@analog.com>
684 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
685 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
687 2007-08-29 Jie Zhang <jie.zhang@analog.com>
690 2007-08-29 Jie Zhang <jie.zhang@analog.com>
691 * config/bfin/bfin.md (composev2hi): Put operands into vector
694 2007-08-29 Jie Zhang <jie.zhang@analog.com>
696 * config/bfin/bfin.md (composev2hi): Put operands into vector
699 2007-08-29 Jie Zhang <jie.zhang@analog.com>
701 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
702 attribute when appropriate.
703 (bfin_handle_l1_text_attribute): New.
704 (bfin_handle_l1_data_attribute): New.
705 (bfin_attribute_table): Add attributes: l1_text, l1_data,
706 l1_data_A and l1_data_B.
707 * doc/extend.texi (node Function Attributes): Document l1_text
709 (Variable Attributes): Add Blackfin subsection. Document l1_data,
710 l1_data_A and l1_data_B variable attributes.
712 2007-08-28 Jie Zhang <jie.zhang@analog.com>
714 * config/bfin/bfin.opt (minline-plt): Add.
715 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
716 call to global functions.
717 * doc/invoke.texi (Option Summary): Mention -minline-plt.
718 (Blackfin Options): Document -minline-plt.
720 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
722 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
723 given a non-function.
724 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
726 2007-08-28 DJ Delorie <dj@redhat.com>
728 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
730 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
732 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
734 2007-08-28 Richard Guenther <rguenther@suse.de>
736 * tree.h (struct tree_function_decl): Increase size of
737 function_code bitfield.
739 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
740 Kazu Hirata <kazu@codesourcery.com>
742 * gcc/config/m68k/linux.h
743 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
744 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
745 (m68k_return_in_memory): New.
746 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
749 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
752 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
753 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
754 operand) when top VEC_SELECT extracts scalar element.
755 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
756 (*vec_extract_v4sf_mem): Ditto.
758 2007-08-28 Jakub Jelinek <jakub@redhat.com>
761 * passes.c (init_optimization_passes): Move pass_df_finish
762 after pass_postreload sublist.
764 PR rtl-optimization/33148
765 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
766 (neg (lt X 0)) if X has scalar int mode.
769 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
770 initializer, use build_vector_from_ctor if possible to create
771 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
772 even after this, return NULL.
774 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
776 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
778 2007-08-28 Richard Guenther <rguenther@suse.de>
780 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
781 (struct tree_function_decl): Make function_code a bitfield.
782 Add disregard_inline_limits flag.
783 * cgraphunit.c (cgraph_process_new_functions): Check
784 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
785 (cgraph_preserve_function_body_p): Likewise.
786 * ipa-inline.c (compute_inline_parameters): Likewise.
787 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
788 for GNU C extern inline functions.
789 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
790 * tree-inline.c (disregard_inline_limits_p): Remove.
791 * tree-inline.h (disregard_inline_limits_p): Likewise.
792 * c-common.c (handle_always_inline_attribute): Set
793 DECL_DISREGARD_INLINE_LIMITS.
794 * langhooks.c (add_builtin_function): Verify the function code
795 fits in the bitfield.
797 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
798 Vladimir Yanovsky <yanov@il.ibm.com>
799 Revital Eres <eres@il.ibm.com>
800 Andrey Belevantsev <abel@ispras.ru>
802 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
804 * modulo-sched.c: Add documentation regarding do-loop.
805 (doloop_register_get): Change number of arguments to support
806 the new do-loop pattern and check whether COUNT_REG has no other
807 occurences in the loop besides in the control part.
808 (duplicate_insns_of_cycles): Do not duplicate the insn which
809 changes count_reg as it is already adjusted.
810 (generate_prolog_epilog): New argument to support the new
811 do-loop pattern. Change the subtract instruction to use
812 expand_simple_binop. Call duplicate_insns_of_cycles with new
814 (sms_schedule): Call doloop_register_get and
815 generate_prolog_epilog with new argument. Do not handle loops
816 with single sets insns with subreg in their lhs.
817 * loop-doloop.c (doloop_optimize): Support for another do-loop
819 (doloop_condition_get): Gets an instruction instead of a pattern
820 and change the return condition when the do-loop pattern is
822 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
823 deps when considering to not create edges.
825 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
827 * doc/extend.texi (gnu_inline funtion attribute): Document C++
830 2007-08-27 Jason Merrill <jason@redhat.com>
833 * gimplify.c (gimplify_modify_expr): Discard the assignment of
834 zero-sized types after calling gimplify_modify_expr_rhs.
836 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
838 * regclass.c (init_reg_autoinc): Fix typo.
840 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
842 Fix PR tree-optimization/33173
843 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
845 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
848 * config/i386/i386.h (VALID_DFP_MODE_P): New.
849 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
852 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
853 David Ung <davidu@mips.com>
854 Nigel Stephens <nigel@mips.com>
856 Separate target-specific initialization from general
857 back-end initialization.
859 * toplev.c (init_alignments): New, split out from...
860 (process_options): ...here.
861 (backend_init_target): New, split out from...
862 (backend_init): ...here.
863 (lang_dependent_init_target): New, split out from...
864 (lang_dependent_init): ...here.
865 (target_reinit): New.
866 * toplev.h (target_reinit): Declare.
867 * expr.c (init_expr_target): Renamed from init_expr_once, since it
868 now can be called more than once. Update comments.
869 * expr.h (init_expr_target): Likewise.
870 * alias.c (init_alias_target): Renamed from init_alias_once, since it
871 now can be called more than once. Explicitly zero
872 static_reg_base_value.
873 * emit-rtl.c (init_emit_regs): New, split out from...
874 (init_emit_once): Here.
875 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
876 non-const, so that changes from command-line arguments can overwrite
877 values provided by the static initializers.
878 (initial_call_really_used_regs): New, used similarly to the above.
879 (initial_reg_names): Likewise.
880 (last_mode_for_init_move_cost): Promoted function-local static to
881 file-scope static to make it accessible outside init_move_cost.
882 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
883 Do not initialize inv_reg_alloc_order yet, either. Do initialize
884 reg_names since it is needed for parsing command-line options.
885 (init_move_cost): Use last_mode_for_init_move_cost instead of
886 function-local static.
887 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
888 call_really_used_regs now. Reinitialize reg_names. Also
889 initialize inv_reg_alloc_order. Zero reg_class_subunion and
890 reg_class_superunion. Clear losing_caller_save_reg_set.
891 Preserve global registers if called more than once. Reset
892 move cost, may_move_in_cost, may_move_out_cost, and
893 last_mode_for_init_move_cost.
894 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
895 can now be invoked more than once. Update comments.
896 (init_regs): Update comments.
897 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
898 and initial_call_really_used_regs, instead of the non-initial
899 variables. This allows us to save the command-line register settings
900 after target reinitialization.
901 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
902 * rtl.h (init_emit_regs): Declare.
903 (init_reg_modes_target, init_alias_target): Renamed as described
905 * reload1.c (init_reload): Update comments.
906 * optabs.c (init_optabs): Likewise.
907 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
909 2007-08-26 Chao-ying Fu <fu@mips.com>
911 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
914 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
916 * alias.c (memory_modified_1, memory_modified_in_insn_p):
918 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
920 * bb-reorder.c (copy_bb_p): Likewise.
921 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
922 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
923 block_ends_with_condjump_p): Likewise.
924 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
925 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
926 block_ends_with_condjump_p): Likewise.
927 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
928 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
929 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
930 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
931 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
932 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
933 debug_true_const_tree instad of debug_true_tree.
934 * debug.c (do_nothing_debug_hooks): Likewise.
935 * debug.h (ignore_block, debug_true_const_tree): Constify.
936 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
937 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
938 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
939 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
940 dbx_reg_number, is_based_loc, field_type,
941 simple_type_align_in_bits, simple_decl_align_in_bits,
942 simple_type_size_in_bits, field_byte_offset, insert_float,
943 type_tag, member_declared_type, is_redundant_typedef,
944 secname_for_decl, is_inlined_entry_point): Likewise.
945 * emit-rtl.c (const_next_insn, const_previous_insn,
946 const_next_nonnote_insn, const_prev_nonnote_insn,
947 const_next_real_insn, const_prev_real_insn,
948 const_next_active_insn, const_prev_active_insn, const_next_label,
949 const_prev_label): Likewise.
950 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
952 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
953 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
954 sched_insn_is_legitimate_for_speculation_p): Likewise.
955 * jump.c (reversed_comparison_code_parts,
956 reversed_comparison_code, reversed_comparison, condjump_label):
958 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
959 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
961 * rtl.h (const_previous_insn, const_next_insn,
962 const_prev_nonnote_insn, const_next_nonnote_insn,
963 const_prev_real_insn, const_next_real_insn,
964 const_prev_active_insn, const_next_active_insn, const_prev_label,
965 const_next_label, modified_between_p, modified_in_p,
966 const_note_storeskeep_with_call_p, condjump_label,
967 reversed_comparison, reversed_comparison_code,
968 reversed_comparison_code_parts, memory_modified_in_insn_p,
969 stack_regs_mentioned): Likewise.
970 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
971 keep_with_call_p): Likewise.
972 * sched-deps.c (deps_may_trap_p, sched_get_condition,
973 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
974 sd_lists_size, sd_lists_empty_p): Likewise.
975 * sched-int.h (sched_insns_conditions_mutex_p,
976 haifa_classify_insn, no_real_insns_p,
977 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
978 sd_lists_size, sd_lists_empty_p): Likewise.
979 * sdbout.c (sdb_debug_hooks): Likewise.
980 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
981 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
982 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
984 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
985 tree_can_throw_internal): Likewise.
986 * tree-flow-inline.h (phi_nodes): Likewise.
987 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
988 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
989 * tree-gimple.c (const_get_call_expr_in): Likewise.
990 * tree-gimple.h (const_get_call_expr_in): Likewise.
991 * tree.c (const_lookup_attribute, attribute_list_equal,
992 attribute_list_contained): Likewise.
993 * tree.h (attribute_list_equal, attribute_list_contained,
994 const_lookup_attribute): Likewise.
995 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
997 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
999 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
1000 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
1002 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
1005 * config/alpha/constraints.md: Delete "svn:mime-type" property
1006 with svn propdel "svn:mime-type".
1008 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
1011 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
1012 non NOTE insn doesn't cross basic block.
1013 (noce_try_abs): Likewise.
1014 (noce_process_if_block): Likewise.
1016 2007-08-26 David Edelsohn <edelsohn@gnu.org>
1019 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
1020 operand without auto-inc-dec.
1021 * config/rs6000/rs6000.md (floatsidf2_internal): Use
1022 offsettable_mem_operand.
1023 (floatunssidf2_internal): Same.
1024 (fix_truncdfsi2_internal): Same.
1025 (floatsidf_ppc64): Same.
1026 (floatunssidf_ppc64): Same.
1027 (fix_trunctfsi2_internal): Same.
1029 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
1032 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
1033 pass defines needed for version.c.
1035 2007-08-25 Joseph Myers <joseph@codesourcery.com>
1037 * configure.ac (--debug-prefix-map check): Change assembler
1038 version presumed to have feature to 2.18.
1039 * configure: Regenerate.
1041 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1043 * c-common.c (vector_types_convertible_p,
1044 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
1045 self_promoting_args_p): Constify.
1046 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
1047 c_promoting_integer_type_p, self_promoting_args_p,
1048 anon_aggr_type_p, vector_types_convertible_p): Likewise.
1049 * c-decl.c (anon_aggr_type_p): Likewise.
1050 * * c-dump.c (dump_stmt): Likewise.
1051 * c-objc-common.c (has_c_linkage): Likewise.
1052 * c-tree.h (same_translation_unit_p): Likewise.
1053 * c-typeck.c (null_pointer_constant_p,
1054 tagged_types_tu_compatible_p, function_types_compatible_p,
1055 type_lists_compatible_p, lvalue_or_else, lvalue_p,
1056 comptypes_internal, struct tagged_tu_seen_cache,
1057 same_translation_unit_p, alloc_tagged_tu_seen_cache,
1058 c_size_in_bytes): Likewise.
1059 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
1060 hash_ptr, eq_ptr): Likewise.
1061 * langhooks-def.h (lhd_decl_ok_for_sibcall,
1062 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
1063 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
1064 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
1066 * optabs.c (optab_for_tree_code): Likewise.
1067 * optabs.h (optab_for_tree_code): Likewise.
1068 * rtl.h (simplify_rtx): Likewise.
1069 * simplify-rtx.c (simplify_rtx): Likewise.
1070 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
1071 dump_flag, dump_node): Likewise.
1072 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
1073 queue_and_dump_type, dump_flag): Likewise.
1074 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
1075 * tree-pass.h (dump_node): Likewise.
1076 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
1077 supportable_narrowing_operation): Likewise.
1078 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
1079 supportable_narrowing_operation): Likewise.
1080 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
1081 is_negative_overflow_infinity, is_positive_overflow_infinity,
1082 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
1083 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
1084 update_value_range, add_equivalence, ssa_name_nonnegative_p,
1085 ssa_name_nonzero_p, fp_predicate): Likewise.
1086 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
1087 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
1088 ssa_name_nonnegative_p): Likewise.
1090 2007-08-25 Hans Kester <hans.kester@ellips.nl>
1092 * config.gcc : Add x86_64-elf target.
1094 2007-08-25 Jakub Jelinek <jakub@redhat.com>
1096 * expr.c (store_expr): Fix order of store_by_pieces arguments.
1098 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
1099 Nigel Stephens <nigel@mips.com>
1103 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
1104 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
1105 * expr.c (SET_BY_PIECES_P): Define.
1106 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
1107 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
1108 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
1110 * expr.h (SET_RATIO): Define.
1111 (can_store_by_pieces, store_by_pieces): Update prototypes.
1112 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
1113 can_store_by_pieces/store_by_pieces.
1114 (expand_builtin_memcpy_args): Likewise.
1115 (expand_builtin_strncpy): Likewise.
1116 (expand_builtin_memset_args): Likewise. Also remove special case
1117 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
1118 decide what to do instead.
1119 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
1120 to can_store_by_pieces.
1122 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
1123 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
1125 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
1126 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
1127 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
1128 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
1129 (STORE_BY_PIECES_P): Define.
1131 2007-08-24 Tom Tromey <tromey@redhat.com>
1133 * varpool.c (varpool_last_needed_node): Fix comment typo.
1134 * c-decl.c (duplicate_decls): Fix comment typo.
1135 (clone_underlying_type): Update comment.
1137 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1139 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
1140 alpha_in_small_data_p, alpha_split_complex_arg,
1141 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
1143 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
1144 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
1146 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
1147 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
1148 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
1149 * config/darwin.c (darwin_binds_local_p): Likewise.
1150 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
1152 * config/i386/i386-protos.h (i386_pe_binds_local_p,
1153 i386_pe_valid_dllimport_attribute_p): Likewise.
1154 * config/i386/i386.c (ix86_function_regparm,
1155 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
1156 x86_can_output_mi_thunk, ix86_mangle_type,
1157 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
1158 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
1159 i386_pe_binds_local_p): Likewise.
1160 * config/ia64/ia64.c
1161 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
1162 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
1163 ia64_invalid_conversion, ia64_invalid_unary_op,
1164 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
1166 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
1167 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
1168 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
1169 * config/mips/mips.c (mips_use_blocks_for_constant_p,
1170 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
1171 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1172 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
1173 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
1174 * config/pa/pa.c (pa_commutative_p): Likewise.
1175 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
1177 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
1178 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
1179 rs6000_use_blocks_for_constant_p,
1180 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
1181 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1182 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
1183 * config/s390/s390.c (s390_mangle_type,
1184 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
1186 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1187 th_in_small_data_p): Likewise.
1188 * config/sh/sh.c (sh_ms_bitfield_layout_p,
1189 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
1191 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
1192 sparc_mangle_type): Likewise.
1193 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
1194 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
1195 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
1197 * hooks.c (hook_bool_mode_const_rtx_false,
1198 hook_bool_mode_const_rtx_true,
1199 hook_bool_const_tree_hwi_hwi_const_tree_false,
1200 hook_bool_const_tree_hwi_hwi_const_tree_true,
1201 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
1202 hook_constcharptr_const_tree_null,
1203 hook_constcharptr_const_rtx_null,
1204 hook_constcharptr_const_tree_const_tree_null,
1205 hook_constcharptr_int_const_tree_null,
1206 hook_constcharptr_int_const_tree_const_tree_null): New.
1207 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
1208 hook_bool_tree_hwi_hwi_tree_false,
1209 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
1210 hook_int_tree_tree_1, hook_constcharptr_tree_null,
1211 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
1212 hook_constcharptr_int_tree_null,
1213 hook_constcharptr_int_tree_tree_null): Delete.
1214 (default_can_output_mi_thunk_no_vcall): Constify.
1215 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
1216 hook_bool_tree_hwi_hwi_tree_false,
1217 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
1218 hook_int_tree_tree_1, hook_constcharptr_tree_null,
1219 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
1220 hook_constcharptr_int_tree_null,
1221 hook_constcharptr_int_tree_tree_null): Delete.
1222 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
1223 hook_bool_const_tree_hwi_hwi_const_tree_false,
1224 hook_bool_const_tree_hwi_hwi_const_tree_true,
1225 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
1226 hook_constcharptr_const_tree_null,
1227 hook_constcharptr_const_rtx_null,
1228 hook_constcharptr_const_tree_const_tree_null,
1229 hook_constcharptr_int_const_tree_null,
1230 hook_constcharptr_int_const_tree_const_tree_null): New.
1231 (default_can_output_mi_thunk_no_vcall): Constify.
1232 * integrate.c (function_attribute_inlinable_p): Likewise.
1233 * integrate.h (function_attribute_inlinable_p): Likewise.
1234 * jump.c (rtx_renumbered_equal_p): Likewise.
1235 * output.h (decl_readonly_section, categorize_decl_for_section,
1236 default_use_anchors_for_symbol_p, default_binds_local_p,
1237 default_binds_local_p_1): Likewise.
1238 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
1240 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1241 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
1242 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
1243 TARGET_COMP_TYPE_ATTRIBUTES,
1244 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
1245 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
1246 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
1247 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
1248 TARGET_DWARF_CALLING_CONVENTION): Likewise.
1249 * target.h (can_output_mi_thunk, needs_block_p,
1250 first_cycle_multipass_dfa_lookahead_guard_spec,
1251 vector_alignment_reachable, comp_type_attributes,
1252 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
1253 commutative_p, use_blocks_for_constant_p,
1254 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
1255 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
1256 invalid_within_doloop, valid_dllimport_attribute_p,
1257 split_complex_arg, invalid_arg_for_unprototyped_fn,
1258 invalid_conversion, invalid_unary_op, invalid_binary_op):
1260 * targhooks.c (default_invalid_within_doloop,
1261 hook_invalid_arg_for_unprototyped_fn,
1262 default_builtin_vector_alignment_reachable): Likewise.
1263 (hook_bool_rtx_commutative_p): Delete.
1264 (hook_bool_const_rtx_commutative_p): New.
1265 * targhooks.h (default_invalid_within_doloop,
1266 default_builtin_vector_alignment_reachable,
1267 hook_invalid_arg_for_unprototyped_fn): Constify.
1268 (hook_bool_rtx_commutative_p): Delete.
1269 (hook_bool_const_rtx_commutative_p): New.
1270 * varasm.c (bss_initializer_p, decl_default_tls_model,
1271 categorize_decl_for_section, decl_readonly_section,
1272 default_use_anchors_for_symbol_p, default_binds_local_p,
1273 default_binds_local_p_1): Constify.
1275 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1277 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1278 __NO_BUILTIN if -fno-builtin.
1280 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1282 * config/bfin/bfin.c (print_operand): Report error instead of
1283 ICE for wrong operand.
1285 2007-08-24 Michael Matz <matz@suse.de>
1287 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
1289 2007-08-24 Richard Guenther <rguenther@suse.de>
1292 * tree-ssa.c (useless_type_conversion_p): Split into a
1293 recursive and a non-recursive part.
1294 (useless_type_conversion_p_1): New function.
1295 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
1296 from maybe_fold_offset_to_reference is trivially convertible
1297 to the desired type before doing the simplification.
1299 2007-08-24 Jakub Jelinek <jakub@redhat.com>
1301 * expr.c (store_expr): Optimize initialization of an array
1303 * expr.h (builtin_strncpy_read_str): New prototype.
1304 * builtins.c (builtin_strncpy_read_str): Remove prototype.
1307 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
1310 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
1311 field when initializing if_info structure.
1313 2007-08-24 Richard Guenther <rguenther@suse.de>
1315 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
1317 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
1318 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
1319 * tree-inline.c (inlinable_function_p): Fold in common parts of
1320 the cannot_inline_tree_fn langhook.
1321 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
1322 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
1323 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1324 cannot_inline_tree_fn langhook.
1325 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1326 cannot_inline_tree_fn member.
1328 2007-08-24 Richard Guenther <rguenther@suse.de>
1330 * expr.c (get_inner_reference): Do computation of bitoffset
1331 from offset in a way we can detect overflow reliably.
1333 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1335 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
1337 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1339 * config/bfin/bfin.opt (mfast-fp): Add.
1340 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
1341 libbffastfp override libgcc if -mfast-fp.
1342 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
1343 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
1344 (Blackfin Options): Document -mfast-fp.
1346 2007-08-24 Jakub Jelinek <jakub@redhat.com>
1348 PR tree-optimization/32573
1350 * tree-data-ref.c (initialize_data_dependence_relation): Clear
1351 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
1352 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
1353 (build_classic_dist_vector): Return false rather than true if
1354 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
1355 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
1356 returned false. Don't call save_dist_v before calling
1357 build_classic_dist_vector_1.
1358 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
1359 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
1360 DDR_DIR_VECTS vectors.
1362 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
1364 * configure.ac (leb128): Modify sed statement to work with any
1365 binutils version string.
1366 * configure: Regenerate
1368 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1370 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
1371 Wrap in RTX_CODE macro guard.
1372 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
1373 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
1374 arm_mark_dllimport, arm_pe_encode_section_info,
1375 arm_pe_unique_section): Use ISO-C function declarations.
1376 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
1377 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
1378 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
1380 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
1381 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
1383 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
1385 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
1386 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
1387 (register_move_cost): Use ISO-C function declarations.
1388 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
1389 * config/score/score-protos.h (score_declare_object): Add
1391 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
1393 * final.c (profile_function): Avoid empty if-bodies.
1396 * calls.c (must_pass_in_stack_var_size,
1397 must_pass_in_stack_var_size_or_pad): Constify.
1398 * config/alpha/alpha-protos.h (function_value): Likewise.
1399 * config/alpha/alpha.c (alpha_return_in_memory,
1400 alpha_pass_by_reference, function_value,
1401 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
1402 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
1404 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
1405 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1406 TARGET_PROMOTE_PROTOTYPES): Likewise.
1407 * config/arm/arm-protos.h (arm_return_in_memory,
1408 arm_pad_arg_upward, arm_function_value): Likewise.
1409 * config/arm/arm.c (arm_pass_by_reference,
1410 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
1411 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1412 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
1414 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
1415 * config/avr/avr-protos.h (avr_function_value): Likewise.
1416 * config/avr/avr.c (avr_return_in_memory,
1417 gas_output_limited_string, gas_output_ascii, avr_function_value,
1418 avr_return_in_memory): Likewise.
1419 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
1420 * config/bfin/bfin.c (bfin_pass_by_reference,
1421 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
1422 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
1424 * config/cris/cris.c (cris_pass_by_reference,
1425 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
1426 * config/crx/crx.c (crx_return_in_memory): Likewise.
1427 * config/darwin.c (function_base, machopic_function_base_name):
1429 * config/fr30/fr30.c (fr30_must_pass_in_stack,
1430 TARGET_PROMOTE_PROTOTYPES): Likewise.
1431 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
1432 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
1433 * config/i386/i386-protos.h (ix86_return_in_memory,
1434 ix86_sol10_return_in_memory): Likewise.
1435 * config/i386/i386.c (ix86_function_value,
1436 ix86_function_sseregparm, ix86_must_pass_in_stack,
1437 type_natural_mode, classify_argument, examine_argument,
1438 construct_container, ix86_pass_by_reference, function_value_32,
1439 function_value_64, ix86_function_value_1, return_in_memory_32,
1440 return_in_memory_64, return_in_memory_ms_64,
1441 ix86_return_in_memory, ix86_sol10_return_in_memory,
1442 TARGET_PROMOTE_PROTOTYPES): Likewise.
1443 * config/ia64/ia64-protos.h (ia64_function_value,
1444 ia64_hpux_function_arg_padding): Likewise.
1445 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
1446 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
1447 ia64_hpux_function_arg_padding): Likewise.
1448 * config/iq2000/iq2000-protos.h (function_arg,
1449 iq2000_function_value): Likewise.
1450 * config/iq2000/iq2000.c (iq2000_return_in_memory,
1451 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
1452 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1453 function_arg, iq2000_function_value): Likewise.
1454 * config/m32c/m32c-protos.h (m32c_function_value,
1455 m32c_promote_function_return): Likewise.
1456 * config/m32c/m32c.c (m32c_pass_by_reference,
1457 m32c_promote_prototypes, m32c_promote_function_return,
1458 m32c_function_value): Likewise.
1459 * config/m32r/m32r.c (m32r_return_in_memory,
1460 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
1461 m32r_in_small_data_p): Likewise.
1462 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
1464 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
1465 m68hc11_function_arg_padding): Likewise.
1466 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
1467 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
1468 m68k_function_value): Likewise.
1469 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
1470 mcore_function_value): Likewise.
1471 * config/mcore/mcore.c (handle_structs_in_regs,
1472 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
1473 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1474 mcore_num_arg_regs, mcore_function_value): Likewise.
1475 * config/mips/mips-protos.h (mips_pad_arg_upward,
1476 mips_function_value): Likewise.
1477 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
1478 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
1479 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1480 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
1481 mips_function_value): Likewise.
1482 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
1484 * config/mmix/mmix.c (mmix_pass_by_reference,
1485 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
1486 mmix_encode_section_info): Likewise.
1487 * config/mn10300/mn10300-protos.h (mn10300_function_value):
1489 * config/mn10300/mn10300.c (mn10300_return_in_memory,
1490 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
1491 mn10300_function_value): Likewise.
1492 * config/mt/mt-protos.h (mt_function_value): Likewise.
1493 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
1494 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
1495 * config/pa/pa-protos.h (function_arg_padding, function_value,
1496 pa_return_in_memory): Likewise.
1497 * config/pa/pa.c (pa_pass_by_reference,
1498 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1499 function_arg_padding, function_value, pa_return_in_memory):
1501 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
1502 * config/rs6000/rs6000-protos.h (rs6000_function_value,
1503 function_arg_padding): Likewise.
1504 * config/rs6000/rs6000.c (rs6000_return_in_memory,
1505 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
1506 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
1507 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1508 function_arg_padding, altivec_expand_dst_builtin,
1509 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
1510 altivec_init_builtins, rs6000_common_init_builtins,
1511 rs6000_function_value): Likewise.
1512 * s390/s390-protos.h (s390_function_value): Likewise.
1513 * config/s390/s390.c (s390_function_arg_size,
1514 s390_pass_by_reference, s390_return_in_memory,
1515 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
1516 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
1517 * config/score/score-protos.h (score_function_value): Likewise.
1518 * config/score/score.c (score_arg_partial_bytes,
1519 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1520 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
1521 score_pass_by_reference, score_add_offset, score_function_value):
1523 * config/sh/sh-protos.h (sh_attr_renesas_p,
1524 sh_promote_prototypes): Likewise.
1525 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
1526 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
1527 sh_attr_renesas_p): Likewise.
1528 * config/sparc/sparc-protos.h (function_value,
1529 function_arg_padding): Likewise.
1530 * config/sparc/sparc.c (sparc_promote_prototypes,
1531 sparc_return_in_memory, sparc_pass_by_reference,
1532 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1533 function_arg_record_value_2, function_arg_record_value_1,
1534 function_arg_record_value, function_arg_record_value,
1535 function_arg_padding, function_value): Likewise.
1536 * config/spu/spu-protos.h (spu_function_value): Likewise.
1537 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
1538 spu_function_value): Likewise.
1539 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
1541 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
1542 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
1543 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
1545 * config/v850/v850.c (v850_return_in_memory,
1546 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
1547 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
1548 * config/xtensa/xtensa.c (xtensa_return_in_msb,
1549 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
1550 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
1552 * explow.c (promote_mode, hard_function_value): Likewise.
1553 * expr.h (hard_function_value, promote_mode): Likewise.
1554 * function.c (aggregate_value_p): Likewise.
1555 * hooks.c (hook_bool_const_tree_true): New.
1556 * hooks.h (hook_bool_const_tree_true): New.
1557 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
1558 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1559 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1560 TARGET_RETURN_IN_MSB): Likewise.
1561 * target.h (promote_function_args, promote_function_return,
1562 promote_prototypes, return_in_memory, return_in_msb,
1563 pass_by_reference, must_pass_in_stack, callee_copies,
1564 function_value): Likewise.
1565 * targhooks.c (default_return_in_memory,
1566 hook_pass_by_reference_must_pass_in_stack,
1567 hook_callee_copies_named,
1568 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
1569 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
1570 default_function_value): Likewise.
1571 * targhooks.h (default_return_in_memory,
1572 hook_pass_by_reference_must_pass_in_stack,
1573 hook_callee_copies_named,
1574 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
1575 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
1576 default_function_value): Likewise.
1577 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
1578 (equiv_class_label_hash, equiv_class_label_eq): Constify.
1579 * tree-vectorizer.c (bb_in_loop_p): Likewise.
1580 * tree.c (needs_to_live_in_memory): Likewise.
1581 * tree.h (struct tree_type, needs_to_live_in_memory,
1582 aggregate_value_p, must_pass_in_stack_var_size,
1583 must_pass_in_stack_var_size_or_pad): Likewise.
1584 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
1585 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
1586 lookup_filename): Likewise.
1588 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
1591 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
1592 fake fcomi i387 instruction for !TARGET_CMOVE.
1593 (ix86_expand_branch): Expand natural sequence with one jump for
1594 all targets, not only TARGET_CMOVE.
1595 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
1596 pattern to implement fake fcomi sequence. Split instruction after
1597 reload to correct compare sequences.
1598 (*cmpfp_xf_cc): Ditto.
1599 (*cmpfp_<mode>_cc): Ditto.
1600 (*cmpfp_u_cc): Ditto.
1601 (*cmpfp_<mode>_cc): Ditto.
1603 2007-08-23 Richard Guenther <rguenther@suse.de>
1605 * tree-pretty-print.c (dump_generic_node): Annotate
1606 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
1608 2007-08-23 Richard Guenther <rguenther@suse.de>
1610 * builtins.c (expand_builtin_mathfn): Wrap argument in
1611 save_expr directly instead of re-building the call.
1612 (expand_builtin_mathfn_2): Likewise.
1613 (expand_builtin_mathfn_3): Likewise.
1614 (expand_builtin_interclass_mathfn): Likewise.
1615 (expand_builtin_int_roundingfn): Set arg.
1616 (expand_builtin_int_roundingfn_2): Likewise.
1618 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
1620 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
1621 *sse_nand<mode>3, *sse_xor<mode>3): New.
1623 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
1625 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
1626 * config/i386/i386.c (print_operand): Handle ';' code. Output
1627 semicolon for TARGET_MACHO.
1628 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
1629 emit semicolon after 'lock' prefix.
1630 (sync_double_compare_and_swap<mode>): Ditto.
1631 (*sync_double_compare_and_swapdi_pic): Ditto.
1632 (*sync_compare_and_swap_cc<mode>): Ditto.
1633 (sync_double_compare_and_swap_cc<mode>): Ditto.
1634 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
1635 (sync_old_add<mode>): Ditto.
1636 (sync_add<mode>): Ditto.
1637 (sync_sub<mode>): Ditto.
1638 (sync_ior<mode>): Ditto.
1639 (sync_and<mode>): Ditto.
1640 (sync_xor<mode>): Ditto.
1642 2007-08-22 Chao-ying Fu <fu@mips.com>
1644 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
1646 (copy_rtx): Handle CONST_FIXED.
1647 (rtx_equal_p): Likewise.
1648 * rtl.h (fixed_value.h): New include.
1649 (rtx_def): Add a new field of fixed_value to u.
1650 (XCNMPFV): Define for accessing fixed_value.
1651 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
1653 * rtl.def (CONST_FIXED): New constant.
1654 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
1655 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
1656 US_ASHIFT): New codes.
1657 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
1658 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
1659 unsigned_fract_convert, unsigned_sat_fract): Document them.
1660 * varasm.c (assemble_integer): Extend to support fixed-point constants
1661 by using different machine classes.
1662 (decode_addr_const): Handle FIXED_CST.
1663 (const_hash_1): Likewise.
1664 (compare_constant): Likewise.
1665 (copy_constant): Likewise.
1666 (const_rtx_hash_1): Handle CONST_FIXED.
1667 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1668 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1670 (initializer_constant_valid_p): Handle FIXED_CST.
1671 (output_constant): Support FIXED_POINT_TYPE.
1672 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
1673 * cse.c (hash_rtx): Support CONST_FIXED.
1674 (exp_equiv_p): Likewise.
1675 (cannon_reg): Likewise.
1676 (fold_rtx): Likewise.
1677 (equiv_constant): Likewise.
1678 (cse_process_notes_1): Likewise.
1679 (count_reg_usage): Likewise.
1680 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
1681 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
1682 (wrap_constant): Check CONST_FIXED.
1683 (cselib_hash_rtx): Support CONST_FIXED.
1684 (cselib_subst_to_values): Likewise.
1685 * df-scan.c (df_uses_record): Likewise.
1686 * gcse.c (want_to_gcse_p): Likewise.
1687 (oprs_unchanged_p): Likewise.
1688 (oprs_not_set_p): Likewise.
1689 (compute_transp): Likewise.
1690 (extract_mentioned_regs_helper): Likewise.
1691 * genemit.c (gen_exp): Likewise.
1692 * local-alloc.c (equiv_init_varies_p): Likewise.
1693 (contains_replace_regs): Likewise.
1694 (memref_referenced_p): Likewise.
1695 * loop-invariant.c (check_maybe_invariant): Likewise.
1696 (hash_invariant_expr_1): Likewise.
1697 (invariant_expr_equal_p): Likewise.
1698 * postreload-gcse.c (oprs_unchanged_p): Likewise.
1699 * regclass.c (reg_scan_mark_refs): Likewise.
1700 * regrename.c (scan_rtx): Likewise.
1701 * resource.c (mark_referenced_resources): Likewise.
1702 (mark_set_resources): Likewise.
1703 * rtlanal.c (rtx_unstable_p): Likewise.
1704 (rtx_varies_p): Likewise.
1705 (count_occurrences): Likewise.
1706 (reg_mentioned_p): Likewise.
1707 (modified_between_p): Likewise.
1708 (modified_in_p): Likewise.
1709 (volatile_insn_p): Likewise.
1710 (volatile_refs_p): Likewise.
1711 (side_effects_p): Likewise.
1712 (may_trap_p_1): Likewise.
1713 (inequality_comparisons_p): Likewise.
1714 (computed_jump_p_1): Likewise.
1715 (commutative_operand_precedence): Likewise.
1716 * sched-deps.c (sched_analyze_2): Likewise.
1717 * sched-vis.c (print_value): Likewise.
1718 * reload.c (operands_match_p): Likewise.
1719 (subst_reg_equivs): Likewise.
1720 * reload1.c (eliminate_regs_1): Likewise.
1721 (elimination_effects): Likewise.
1722 (scan_paradoxical_subregs): Likewise.
1723 * alias.c (rtx_equal_for_memref_p): Likewise.
1724 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
1725 * emit-rtl.c (const_fixed_htab): New hash table.
1726 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
1728 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
1729 const_fixed_from_fixed_value): New functions.
1730 (verify_rtx_sharing): Handle CONST_FIXED.
1731 (copy_rtx_if_shared_1): Likewise.
1732 (reset_used_flags): Likewise.
1733 (set_used_flags): Likewise.
1734 (copy_insn_1): Likewise.
1735 (init_emit_once): Create const_fixed_htab.
1736 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
1738 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
1740 PR tree-optimization/32949
1741 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
1742 before failing for ivs with non-constant step.
1744 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
1746 * doc/md.texi (Iterators): Renamed from Macros. All contents
1747 changed to reflect rename of respectively define_code_macro and
1748 define_mode_macro to define_code_iterator and define_mode_iterator.
1749 (Mode Iterators, Code Iterators): Similar.
1750 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
1751 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
1752 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
1753 (initialize_iterators, find_iterator, check_code_iterator)
1754 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
1755 (read_mapping, read_rtx_1): Similar.
1756 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
1757 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
1758 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
1759 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
1760 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
1761 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
1762 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
1763 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
1764 config/rs6000/sync.md, config/rs6000/rs6000.md,
1765 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
1766 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
1767 config/vax/vax.md, config/bfin/bfin.md: Similar.
1769 2007-08-22 David Daney <ddaney@avtrex.com>
1771 * doc/install.texi (Testing): Mention testing on a simulator.
1773 2007-08-22 Janis Johnson <janis187@us.ibm.com>
1775 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
1777 * doc/libgcc.texi (Decimal float library routines): Fix formatting
1778 and rearrange floating point conversion functions into different
1781 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1783 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
1784 dfa_post_advance_cycle): New scheduler hooks.
1785 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1786 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
1788 (TARGET_SCHED): Use them.
1789 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1790 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
1791 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
1793 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
1794 function to facilitate debugging.
1795 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
1796 (output_insn_has_dfa_reservation_p): New static function to output
1797 insn_has_dfa_reservation_p ().
1798 (write_automata): Use it.
1799 * genattr.c (main): Output declaration for
1800 insn_has_dfa_reservation_p ().
1802 2007-08-22 Christian Bruel <christian.bruel@st.com>
1803 Richard Guenther <rguenther@suse.de>
1805 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
1806 * simplify_rtx (simplify_binary_operation_1): Likewise.
1808 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
1810 PR rtl-optimization/32557
1811 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
1812 of REGNO (mws->mw_reg).
1814 2007-08-22 Richard Guenther <rguenther@suse.de>
1817 * builtins.c (expand_builtin_int_roundingfn): Replace call
1818 argument wrapped with SAVE_EXPR directly.
1819 (expand_builtin_int_roundingfn_2): Likewise.
1821 2007-08-22 Richard Guenther <rguenther@suse.de>
1823 * tree-inline.c (inlinable_function_p): Restore disregarding
1824 inline limits for GNU extern inline functions.
1826 2007-08-22 Richard Guenther <rguenther@suse.de>
1829 * tree.c (host_integerp): Treat sizetype as signed as it is
1832 2007-08-21 Ian Lance Taylor <iant@google.com>
1834 PR tree-optimization/33134
1835 * tree-vrp.c (adjust_range_with_scev): Call
1836 set_value_range_to_value.
1838 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
1840 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
1843 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
1845 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
1848 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
1850 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
1851 cases to set eight bytes at a time.
1852 (expand_block_move): Likewise.
1854 2007-08-21 Jakub Jelinek <jakub@redhat.com>
1857 * dwarf2out.c (gen_decl_die): Don't call
1858 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
1860 2007-08-21 Paul Brook <paul@codesourcery.com>
1861 Nathan Sidwell <nathan@codesourcery.com>
1862 Mark Mitchell <mark@codesourcery.com>
1863 Joseph Myers <joseph@codesourcery.com>
1865 * configure.ac: Add --with-pkgversion and --with-bugurl.
1866 * configure: Regenerate.
1867 * doc/install.texi: Document them.
1868 * version.c (version_string): Remove VERSUFFIX.
1869 (VERSUFFIX): Remove.
1870 (pkgversion_string): New.
1871 (bug_report_url): Do not hard-code initializer.
1872 * version.h (pkgversion_string): Declare.
1873 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
1875 (version.o): Define PKGVERSION and BUGURL.
1876 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
1877 (%.pod): Define BUGURL.
1878 * gcc.c (process_command, main): Use pkgversion_string.
1879 * toplev.c (compile_file, print_version): Likewise.
1880 * protoize.c (main): Likewise.
1881 * gcov.c (print_version): Likewise. Update copyright date.
1882 * gcov-dump.c (print_version): Likewise. Update copyright date.
1883 * mips-tdump.c (main): Likewise. Update copyright date.
1884 * mips-tfile.c (main): Likewise. Update copyright date.
1885 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
1886 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
1887 shorten description.
1888 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
1889 * doc/gccint.texi: Likewise.
1890 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
1891 Update copyright date.
1893 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
1895 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
1896 (ix86_expand_strlensi_unroll_1): Ditto.
1897 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
1898 (ix86_expand_carry_flag_compare): Update comment.
1900 2007-08-21 Jakub Jelinek <jakub@redhat.com>
1903 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
1904 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
1906 2007-08-21 Richard Guenther <rguenther@suse.de>
1908 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
1910 2007-08-21 Richard Guenther <rguenther@suse.de>
1913 * fold-const.c (fold_binary): Remove index +p PTR folding.
1914 Fix types of POINTER_PLUS_EXPR generated by folding of
1917 2007-08-20 Chao-ying Fu <fu@mips.com>
1919 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
1920 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
1921 RID_ONEWAY, so that it can be checked in declspecs_add_type.
1922 (c_common_fixed_point_type_for_size): Declare.
1923 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
1924 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
1925 (c_token_starts_declspecs): Likewise.
1926 (c_parser_declspecs): Likewise.
1927 (c_parser_attributes): Likewise.
1928 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
1929 (c_declspecs): Add saturating_p.
1930 * c-decl.c (build_null_declspecs): Initialize saturating_p.
1931 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
1932 _Sat. Handle RID_SAT.
1933 Avoid using void, bool, char, int, float, double, _Decimal32,
1934 _Decimal64, _Decimal128, and complex with _Sat.
1935 Handle RID_FRACT and RID_ACCUM.
1936 Make sure _Sat is used with _Fract or _Accum.
1937 (finish_declspecs): Handle cts_fract and cts_accum.
1938 * c-common.c (fixed-value.h): New include.
1939 (constant_expression_warning): Handle FIXED_CST.
1940 (overflow_warning): Likewise.
1941 (warnings_for_convert_and_check): Likewise.
1942 (c_common_fixed_point_type_for_size): New.
1943 (c_common_type_for_mode): Handle fixed-point modes to
1944 return various saturating/non-saturating, signed/unsigned types.
1945 (c_common_signed_or_unsigned_type): Support fixed-point types.
1946 (shorten_compare): Check fixed-point zero.
1947 Handle FIXED_POINT_TYPE.
1948 (c_common_truthvalue_conversion): Handle FIXED_CST.
1949 Handle FIXED_POINT_TYPE.
1950 (c_common_nodes_and_builtins): Record builtin types for fixed-point
1952 (handle_mode_attribute): Handle fixed-point modes. Need to check
1953 if the signness of base type and fixed-point modes are consistent.
1954 (handle_vector_size_attribute): Handle fixed-point modes.
1955 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
1956 (warn_for_div_by_zero): Check fixed-point zero.
1957 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
1958 a common fixed-point type based on fbit, ibit, sign, and saturation.
1959 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
1960 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
1961 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
1962 (convert_for_assignment): Support FIXED_POINT_TYPE.
1963 (digest_init): Handle FIXED_POINT_TYPE.
1964 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
1965 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1966 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
1967 GE_EXPR, LT_EXPR, GT_EXPR.
1968 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
1969 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
1970 * target.h (gcc_target): Add fixed_point_supported_p.
1971 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
1972 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
1973 (default_fixed_point_supported_p): Define.
1974 * targhooks.h (default_fixed_point_supported_p): Declare.
1975 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
1976 * doc/install.texi (Configuration): Add --enable-fixed-point.
1977 * configure.ac (--enable-fixed-point): New to enable fixed-point
1978 arithmetic extension to C. For mips targets, we enable it by default.
1979 * configure, config.in: Regenerate.
1981 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
1983 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
1985 2007-08-20 David Edelsohn <edelsohn@gnu.org>
1987 * dwarf2out.c (text_section_used): Move declaration outside ifdef
1988 DWARF2_DEBUGGING_INFO.
1989 (cold_text_section_used): Same.
1990 (cold_text_section): Same.
1992 2007-08-20 Richard Guenther <rguenther@suse.de>
1994 * c-typeck.c (convert_for_assignment): Use the type of
1995 the member for the initialization.
1997 2007-08-20 Richard Guenther <rguenther@suse.de>
1999 * c-objc-common.c (c_disregard_inline_limits): Remove.
2000 * c-objc-common.h (c_disregard_inline_limits): Likewise.
2001 * cgraphunit.c (cgraph_process_new_functions): Call
2002 disregard_inline_limits_p.
2003 (cgraph_preserve_function_body_p): Likewise.
2004 * ipa-inline.c (compute_inline_parameters): Likewise.
2005 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
2007 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
2008 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2009 disregard_inline_limits langhook.
2010 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
2012 * langhooks.h (lang_hooks_for_tree_inlining): Remove
2013 disregard_inline_limits langhook.
2014 * tree-inline.c (disregard_inline_limits_p): New function.
2015 * tree-inline.h (disregard_inline_limits_p): Declare.
2017 2007-08-20 Richard Guenther <rguenther@suse.de>
2019 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
2020 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
2021 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2022 auto_var_in_fn_p langhook.
2023 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
2025 * tree.c (auto_var_in_fn_p): ... here.
2026 (find_var_from_fn): Call auto_var_in_fn_p directly.
2027 * langhooks.h (lang_hooks_for_tree_inlining): Remove
2028 auto_var_in_fn_p langhook.
2029 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
2030 (copy_body_r): Likewise.
2031 (self_inlining_addr_expr): Likewise.
2032 * tree.h (auto_var_in_fn_p): Declare.
2034 2007-08-20 Richard Guenther <rguenther@suse.de>
2036 * tree.c (WALK_SUBTREE): Call walk_tree_1.
2037 (walk_type_fields): Take lh parameter.
2038 (walk_tree): Rename to ...
2039 (walk_tree_1): ... this. Do not call the walk_subtrees
2040 langhook but the now passed callback. Pass lh on recursion.
2041 (walk_tree_without_duplicates): Rename to ...
2042 (walk_tree_without_duplicates_1): ... this. Take lh parameter
2043 and call walk_tree_1.
2044 * tree.h (walk_tree_lh): New typedef.
2045 (walk_tree_1): Declare.
2046 (walk_tree_without_duplicates_1): Likewise.
2047 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
2048 (walk_tree_without_duplicates): New define to
2049 walk_tree_without_duplicates_1 with NULL lh parameter.
2050 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
2051 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
2053 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
2054 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
2055 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
2058 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
2061 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
2062 code in front of the compacting of basic blocks.
2063 Move the folding of statements inbetween the cgraph checking
2064 and compacting of basic blocks.
2066 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2067 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2070 * config/alpha/alpha.c (va_list_skip_additions): Check for
2071 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
2072 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
2073 PLUS_EXPR when checking ap.__base.
2074 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
2075 when doing addition on pointer types. Use size_int instead of
2077 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
2078 ptr_type in the second operand.
2080 2007-08-19 Andrew Pinski <pinskia@gmail.com>
2083 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
2085 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2088 * cfgexpand.c (expand_one_register_var): Mark pointer
2089 DECL_ARTIFICIAL as REG_POINTER also.
2090 * stmt.c (expand_decl): Likewise.
2092 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
2099 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
2100 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
2101 on_worklist argument and avoid adding things to worklist multiple
2103 (add_to_worklist): Ditto.
2104 (mark_aliases_call_clobbered): Mark entire structure clobbered if
2105 single SFT is clobbered.
2106 (set_initial_properties): Ditto.
2107 (compute_call_clobbered): Update for changes to function
2109 (create_overlap_variables_for): Always create SFT for offset 0.
2110 (create_structure_vars): Handle PHI's, since we are in SSA form at
2112 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
2113 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
2115 (add_vars_for_offset): Figure out aliases from access + points-to.
2116 (add_virtual_operand): Use add_vars-for_offset.
2117 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
2118 (add_call_clobber_ops): Remove makes_clobbering_call set.
2119 (get_expr_operands): Always pass through the INDIRECT_REF
2121 * tree-ssa-structalias.c (struct constraint_graph): Remove
2123 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
2124 address_taken, pt_used, number_incoming.
2125 (FIRST_ADDR_NODE): Removed.
2126 (merge_graph_nodes): Remove broken code for the moment.
2127 (init_graph): New function.
2128 (build_pred_graph): Remove code to init_graph.
2129 Add location equivalence support.
2130 (struct scc_info): Rename roots to deleted.
2132 (init_scc_info): Ditto
2133 (init_topo_info): Use graph->size.
2134 (compute_topo_order): Ditto.
2135 (do_da_constraint): Removed.
2136 (do_sd_constraint): Remove calls to find().
2137 set_union_with_increment should always get 0 as last arg here.
2138 (do_complex_constraint): Replace do_da_constraint with assert.
2140 (struct equiv_class_label): New.
2141 (pointer_equiv_class_table): Ditto.
2142 (location_equiv_class_table): Ditto.
2143 (equiv_class_label_hash): Ditto.
2144 (equiv_class_label_eq): Ditto
2145 (equiv_class_lookup): Ditto.
2146 (equiv_class_ladd): Ditto.
2147 (pointer_equiv_class): Ditto.
2148 (location_equiv_class): Ditto.
2149 (condense_visit): Rename and rewrite from label_visit to do only
2150 SCC related stuff for HU.
2151 (label_visit): Do HU work for HU.
2152 (perform_var_substitution): Update to do HU and location
2154 (free_var_substitution_info): Update to free HU and location
2155 equivalence structures. */
2156 (find_equivalent_node): Update for pointer but not location
2158 (unite_pointer_equivalences): New function.
2159 (move_complex_constraints): Rewrite to only do moving.
2160 (rewrite_constraints): Split out of move_complex_constraints.
2161 (solve_graph): Use graph->size.
2162 (process_constraint_1): Add from_call argument, use it.
2163 Split *a = &b into two constraints.
2164 (process_constraint): Use new process_constraint_1.
2165 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
2166 (get_constraint_for): Handle non-pointer integers properly.
2167 Remove code that used to handle structures.
2168 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
2169 with unknown addends.
2170 (handle_rhs_call): New function.
2171 (find_func_aliases): Use handle_rhs_call.
2172 (set_uids_in_ptset): Add an assert.
2173 (set_used_smts): Fix bug in not considering unified vars.
2174 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
2175 (compute_points_to_sets): Update for other function changes.
2176 (delete_points_to_sets): Ditto.
2177 (ipa_pta_execute): Ditto.
2178 (pass_ipa_pta): We need to update SSA after ipa_pta.
2180 2007-08-19 Jan Hubicka <jh@suse.cz>
2182 * i386.md: Replace "rim" and "mri" constraints by "g".
2184 2007-08-19 Joseph Myers <joseph@codesourcery.com>
2186 * dwarf2out.c (text_section_used, cold_text_section_used,
2187 cold_text_section, dwarf2out_note_section_used): New.
2188 (dwarf2out_init): Initialize cold_text_section.
2189 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
2190 dwarf2out_note_section_used.
2191 (size_of_aranges): Only count entry for text section if it was
2192 used. Count entry for cold text section if it was used.
2193 (output_aranges): Only output entries for text section and cold
2194 text section if they were used.
2196 2007-08-19 Andrew Pinski <pinskia@gmail.com>
2198 * tree-pretty-print.c (debug_generic_expr): Add a comment about
2200 (debug_generic_stmt): Likewise.
2201 (debug_tree_chain): Likewise.
2203 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
2205 * tree-data-refs.c (split_constant_offset): Expose.
2206 * tree-data-refs.h (split_constant_offset): Add declaration.
2208 * tree-vectorizer.h (dr_alignment_support): Renamed
2209 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
2210 Added a new value dr_explicit_realign.
2211 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
2212 dr_offset, dr_step, and dr_aligned_to, along with new access
2213 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
2214 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
2215 STMT_VINFO_DR_ALIGNED_TO.
2217 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
2219 In case of outer-loop vectorization with non-fixed misalignment - use
2220 the dr_explicit_realign scheme instead of the optimized realignment
2222 (new_stmt_vec_info): Initialize new fields.
2224 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
2225 'nested_in_vect_loop' case. Change verbosity level.
2226 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
2227 Don't fail on zero step in the outer-loop for loads.
2228 (vect_analyze_data_refs): Call split_constant_offset to calculate
2229 base, offset and init relative to the outer-loop.
2231 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
2232 BSI function argument with a new function argument - at_loop.
2233 Simplify the condition that determines STEP. Takes additional argument
2234 INV_P. Support outer-loop vectorization (handle the
2235 nested_in_vect_loop case), including zero step in the outer-loop. Call
2236 vect_create_addr_base_for_vector_ref with additional argument.
2237 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
2238 Updated function documentation. Handle the 'nested_in_vect_loop' case.
2239 Fixed and simplified calculation of step.
2240 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
2241 of bsi, and with additional argument. Call bump_vector_ptr with
2242 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
2243 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
2244 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
2245 when the realignment setup needs to take place inside the loop.
2246 Support the dr_explicit_realign scheme. Allow generating the optimized
2247 realignment scheme for outer-loop vectorization. Added documentation.
2248 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
2249 the 'nested_in_vect_loop' case, including loads that are invariant in
2250 the outer-loop and the realignment schemes. Handle the case when the
2251 realignment setup needs to take place inside the loop. Call
2252 vect_setup_realignment with additional arguments. Call
2253 vect_create_data_ref_ptr with additional argument and with loop instead
2254 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
2255 (vect_gen_niters_for_prolog_loop): Call
2256 vect_create_addr_base_for_vector_ref with additional arguments.
2257 (vect_create_cond_for_align_checks): Likewise.
2258 (bump_vector_ptr): Updated to support the new dr_explicit_realign
2259 scheme: takes additional argument bump; argument ptr_incr is now
2260 optional; updated documentation.
2261 (vect_init_vector): Takes additional argument (bsi). Use it, if
2262 available, to insert the vector initialization.
2263 (get_initial_def_for_induction): Pass additional argument in call to
2265 (vect_get_vec_def_for_operand): Likewise.
2266 (vect_setup_realignment): Likewise.
2267 (vectorizable_load): Likewise.
2269 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
2271 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
2272 as argument instead of struct loop.
2273 (nested_in_vect_loop_p): New function.
2274 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
2276 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
2277 from other phis in the loop.
2278 (destroy_loop_vec_info): Add additional argument to declaration.
2280 * tree-vectorizer.c (supportable_widening_operation): Also check if
2281 nested_in_vect_loop_p (don't allow changing the order in this case).
2282 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
2283 of struct loop. Call nested_in_vect_loop_p and don't require
2284 flag_unsafe_math_optimizations if it returns true.
2285 (new_stmt_vec_info): When setting def_type for phis differentiate
2286 loop-header phis from other phis.
2287 (bb_in_loop_p): New function.
2288 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
2289 just update their loop_vinfo. Order of BB traversal now matters -
2290 call dfs_enumerate_from with bb_in_loop_p.
2291 (destroy_loop_vec_info): Takes additional argument to control whether
2292 stmt_vinfo of the loop stmts should be destroyed as well.
2293 (vect_is_simple_reduction): Allow the "non-reduction" use of a
2294 reduction stmt to be defines by a non loop-header phi.
2295 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
2297 * tree-vect-transform.c (vectorizable_reduction): Call
2298 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
2299 (vectorizable_call): Likewise.
2300 (vectorizable_conversion): Likewise.
2301 (vectorizable_operation): Likewise.
2302 (vectorizable_type_promotion): Likewise.
2303 (vectorizable_type_demotion): Likewise.
2304 (vectorizable_store): Likewise.
2305 (vectorizable_live_operation): Likewise.
2306 (vectorizable_reduction): Likewise. Also pass loop_info to
2307 vect_is_simple_reduction instead of loop.
2308 (vect_init_vector): Call nested_in_vect_loop_p.
2309 (get_initial_def_for_reduction): Likewise.
2310 (vect_create_epilog_for_reduction): Likewise.
2311 (vect_init_vector): Check which loop to work with, in case there's an
2313 (get_initial_def_for_inducion): Extend to handle outer-loop
2314 vectorization. Fix indentation.
2315 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
2316 In the case vect_induction_def get the vector def from the induction
2317 phi node, instead of calling get_initial_def_for_inducion.
2318 (get_initial_def_for_reduction): Extend to handle outer-loop
2320 (vect_create_epilog_for_reduction): Extend to handle outer-loop
2322 (vect_transform_loop): Change assert to just skip this case. Add a
2324 (vect_finish_stmt_generation): Add a couple asserts.
2326 (vect_estimate_min_profitable_iters): Multiply
2327 cost of inner-loop stmts (in outer-loop vectorization) by estimated
2329 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
2330 this is an inner-loop reduction in outer-loop vectorization.
2332 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
2333 Same code as what used to be vect_analyze_scalar_cycles, only with
2334 additional argument loop, and loop_info passed to
2335 vect_is_simple_reduction instead of loop.
2336 (vect_analyze_scalar_cycles): Code factored out into
2337 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
2338 Updated documentation.
2339 (analyze_operations): Check for inner-loop loop-closed exit-phis during
2340 outer-loop vectorization that are live or not used in the outerloop,
2341 cause this requires special handling.
2342 (vect_enhance_data_refs_alignment): Don't consider versioning for
2344 (vect_analyze_data_refs): Check that there are no datarefs in the
2346 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
2347 and vect_used_in_outer_by_reduction cases.
2348 (process_use): Also consider the case of outer-loop stmt defining an
2349 inner-loop stmt and vice versa.
2350 (vect_analyze_loop_1): New function.
2351 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
2352 loops. Call vect_analyze_loop_1.
2353 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
2354 been vectorized. Call destroy_loop_vec_info with additional argument.
2356 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
2357 in the inner-loop when doing outer-loop vectorization. Add
2358 documentation and printout.
2359 (vect_recog_dot_prod_pattern): Likewise. Also add check for
2360 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
2362 2007-08-18 Andrew Pinski <pinskia@gmail.com>
2364 * tree-affine.h (print_aff): New prototype.
2365 (debug_aff): Likewise.
2366 * tree-affine.c (print_aff): New function.
2367 (debug_aff): Likewise.
2369 2007-08-18 Paul Brook <paul@codesourcery.com>
2370 Joseph Myers <joseph@codesourcery.com>
2372 * common.opt (-fdebug-prefix-map=): New option.
2373 * opts.c: Include debug.h.
2374 (common_handle_option): Handle -fdebug-prefix-map.
2375 * final.c: Include ggc.h.
2376 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
2377 remap_debug_filename): New.
2378 * Makefile.in (final.o, opts.o): Update dependencies.
2379 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
2380 * configure.ac: Check for assembler --debug-prefix-map support.
2381 * configure, config.in: Regenerate.
2382 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
2383 (ASM_DEBUG_SPEC): Include ASM_MAP.
2384 * doc/install.texi (--with-debug-prefix-map): Document.
2385 * doc/invoke.texi (-fdebug-prefix-map): Document.
2386 * dbxout.c (dbxout_init, dbxout_start_source_file,
2387 dbxout_source_file): Call remap_debug_filename.
2388 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
2389 dwarf2out_start_source_file, dwarf2out_finish): Call
2390 remap_debug_filename.
2391 (file_table_relative_p): Do not check d->emitted_number.
2392 * toplev.c (output_file_directive): Call remap_debug_filename.
2393 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
2394 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
2396 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2398 * loop-invariant.c (find_invariants_to_move): Add missing macro
2401 2007-08-17 Tom Tromey <tromey@redhat.com>
2403 * tree.h (struct tree_label_decl): Removed old "java" fields.
2405 2007-08-17 Richard Sandiford <richard@codesourcery.com>
2406 Nigel Stephens <nigel@mips.com>
2408 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
2409 Treat -mno-data-in-code and -mcode-xonly as aliases for
2410 -mcode-readable=no and -mcode-readable=pcrel respectively.
2411 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
2412 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
2413 (MULTILIB_DIRNAMES): Update accordingly.
2415 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
2417 * Makefile.in (version.o): Depend on $(REVISION) only if
2418 REVISION_s is defined.
2420 2007-08-17 Sa Liu <saliu@de.ibm.com>
2421 Ulrich Weigand <uweigand@de.ibm.com>
2424 * tree.c (reconstruct_complex_type): For a pointer to a vector,
2425 use build_qualified_type to retain qualifiers of the base type.
2427 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
2429 * config/score/score.md : Update pattern tablejump.
2430 * config/score/score.c : Update score_initialize_trampoline
2432 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
2433 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
2434 * doc/contrib.texi: Add my entry.
2436 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
2438 * Makefile.in (REVISION): New.
2441 (version.o): Also depend on $(REVISION). Add
2442 -DREVISION=$(REVISION_s).
2444 * version.c (version_string): Add REVISION.
2446 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
2448 * tree-eh.c (lower_try_finally_onedest): Reset the locus
2449 of GOTO that's relocated to a different block.
2451 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2453 * c-common.c (const_strip_array_types): New.
2454 * c-common.h (lang_missing_noreturn_ok_p): Delete.
2455 (const_strip_array_types): New.
2456 * c-objc-common.c (c_disregard_inline_limits,
2457 c_warn_unused_global_decl): Constify.
2458 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
2459 c_vla_type_p, c_incomplete_type_error): Likewise.
2460 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
2461 * hooks.c (hook_bool_const_tree_false): New.
2462 * hooks.h (hook_bool_const_tree_false): Likewise.
2463 * langhooks-def.h (lhd_warn_unused_global_decl,
2464 lhd_incomplete_type_error, lhd_expr_size,
2465 lhd_tree_inlining_disregard_inline_limits,
2466 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
2467 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
2468 * langhooks.c (lhd_warn_unused_global_decl,
2469 lhd_incomplete_type_error,
2470 lhd_tree_inlining_disregard_inline_limits,
2471 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
2472 lhd_expr_size): Likewise.
2473 * langhooks.h (lang_hooks_for_tree_inlining,
2474 lang_hooks_for_tree_dump, lang_hooks_for_types,
2475 lang_hooks_for_decls, lang_hooks): Likewise.
2476 * pointer-set.c (pointer_set_t, pointer_set_create,
2477 pointer_set_contains, insert_aux, pointer_set_insert,
2478 pointer_set_traverse, pointer_map_t, pointer_map_create,
2479 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
2481 * pointer-set.h (pointer_set_contains, pointer_set_insert,
2482 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
2483 pointer_map_traverse): Likewise.
2484 * predict.c (assert_is_empty): Likewise.
2485 * tree-affine.c (free_name_expansion): Likewise.
2486 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
2487 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
2488 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
2490 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
2492 * tree-vectorizer.c (new_loop_vec_info): Initialize new
2494 (destroy_loop_vec_info): Add call to VEC_free.
2495 * tree-vectorizer.h (may_alias_ddrs): Define.
2496 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
2497 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
2498 Change reporting to dump.
2499 (vect_is_duplicate_ddr): New.
2500 (vect_mark_for_runtime_alias_test): New.
2501 (vect_analyze_data_ref_dependences) Add call to
2502 vect_mark_for_runtime_alias_test.
2503 (vect_enhance_data_refs_alignment): Define local variable
2504 vect_versioning_for_alias_required, don't perform
2505 peeling for alignment if versioning for alias is
2507 (vect_enhance_data_refs_alignment): Use
2508 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
2509 PARAM_VECT_MAX_VERSION_CHECKS.
2510 * tree-vect-transform.c
2511 (vect_create_cond_for_alias_checks): New.
2512 (vect_transform_loop): Add call to
2513 vect_create_cond_for_alias_checks.
2514 (vect_vfa_segment_size): New.
2515 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
2517 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
2518 * gcc/doc/invoke.texi
2519 (vect-max-version-for-alignment-checks): Document.
2520 (vect-max-version-for-alias-checks): Document.
2521 (vect-max-version-checks): Remove.
2523 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
2525 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
2526 the same line as the instruction for all asm dialects.
2527 (*rep_movsi): Ditto.
2528 (*rep_movsi_rex64): Ditto.
2529 (*rep_movqi): Ditto.
2530 (*rep_movqi_rex64): Ditto.
2531 (*rep_stosdi_rex64): Ditto.
2532 (*rep_stossi): Ditto.
2533 (*rep_stossi_rex64): Ditto.
2534 (*rep_stosqi): Ditto.
2535 (*rep_stosqi_rex64): Ditto.
2536 (*cmpstrnqi_nz_1): Ditto.
2537 (*cmpstrnqi_nz_rex_1): Ditto.
2538 (*cmpstrnqi_1): Ditto.
2539 (*cmpstrnqi_rex_1): Ditto.
2540 (*strlenqi_1): Ditto.
2541 (*strlenqi_rex_1): Ditto.
2542 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
2543 prefix on the same line as the instruction for all asm dialects.
2544 (sync_double_compare_and_swap<mode>): Ditto.
2545 (*sync_double_compare_and_swapdi_pic): Ditto.
2546 (*sync_compare_and_swap_cc<mode>): Ditto.
2547 (sync_double_compare_and_swap_cc<mode>): Ditto.
2548 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
2549 (sync_old_add<mode>): Ditto.
2550 (sync_add<mode>): Ditto.
2551 (sync_sub<mode>): Ditto.
2552 (sync_ior<mode>): Ditto.
2553 (sync_and<mode>): Ditto.
2554 (sync_xor<mode>): Ditto.
2556 2007-08-16 Richard Sandiford <richard@codesourcery.com>
2559 * reload.c (find_reloads): Check that the memory returned by
2560 find_reloads_toplev was not the result of forcing a constant
2562 (find_reloads_toplev): Always use simplify_gen_subreg to get
2563 the subreg of a constant. If the result is also a constant,
2564 but not a legitimate one, force it into the constant pool
2565 and reload its address.
2567 2007-08-15 David Edelsohn <edelsohn@gnu.org>
2569 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
2572 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
2574 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
2575 directive for the current vector ABI.
2577 2007-08-15 Steve Ellcey <sje@cup.hp.com>
2580 * caller-save.c (reg_save_code): Set invalide status on restore code.
2582 2007-08-15 Diego Novillo <dnovillo@google.com>
2584 * tree-ssa-alias.c (compute_memory_partitions): Use
2585 alias_bitmap_obstack to allocate bitmaps.
2586 (reset_alias_info): Factor out of init_alias_info.
2587 Mark all name tags not associated to an SSA name for renaming.
2588 (init_alias_info): Call it.
2589 (create_name_tags): Tidy. Add comments.
2590 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
2592 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2594 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
2595 scheduler dependencies.
2597 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
2599 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
2601 (*iorsi_1_zext): Likewise.
2602 (*iorsi_1_zext_imm): Likewise.
2603 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
2604 with "rm"/"xm" constraint.
2605 (sse2_vmsqrtv2df2): Likewise.
2607 2007-08-15 Jakub Jelinek <jakub@redhat.com>
2610 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
2613 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
2615 * tree-pass.h (PROP_pta): Removed.
2616 (TODO_rebuild_alias): New.
2617 (pass_may_alias): Removed.
2618 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
2619 aliasing if we changed something.
2620 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
2622 (pass_may_alias): Removed.
2623 (create_structure_vars): Return TODO_rebuild_alias.
2624 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
2625 * tree-sra.c (tree_sra): Only rebuild aliasing if something
2627 (tree_sra_early): We never affect aliasing right now.
2628 * tree-flow.h (compute_may_aliases): New prototype.
2629 * passes.c: Remove pass_may_alias from the passes.
2630 (execute_function_todo): Support TODO_rebuild_alias.
2632 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
2634 * i386.c: (legitimize_address): Move dllimported variable check
2635 infront of legitimizing pic address of CONST symbols.
2637 2007-08-14 Steve Ellcey <sje@cup.hp.com>
2639 PR tree-optimization/32941
2640 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
2641 (goto_queue_cmp): Remove.
2642 (find_goto_replacement): Change search method.
2643 (maybe_record_in_goto_queue): Add assert.
2644 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
2645 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
2647 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2649 * alias.c (component_uses_parent_alias_set): Constify.
2650 * alias.h (component_uses_parent_alias_set): Likewise.
2651 * cfgrtl.c (print_rtl_with_bb): Likewise.
2652 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
2653 mpz_get_double_int): Likewise.
2654 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
2655 mpz_get_double_int): Likewise.
2656 * expr.c (is_aligning_offset, undefined_operand_subword_p,
2657 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
2659 * expr.h (safe_from_p): Likewise.
2660 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
2662 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
2663 zero_sized_type, goa_lhs_expr_p): Likewise.
2664 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
2665 * rtl.h (print_rtl_with_bb): Likewise.
2666 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
2667 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
2668 * tree-flow-inline.h (bb_stmt_list): Constify.
2669 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
2671 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
2672 const_first_stmt, const_last_stmt): New.
2673 (block_may_fallthru, empty_block_p): Constify.
2674 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
2675 EXPR_ONLY_BODY): New.
2676 (expr_first, expr_last, expr_only): Use macro for body.
2677 (const_expr_first, const_expr_last, const_expr_only): New.
2678 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
2679 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
2680 ctsi_prev, ctsi_stmt): New.
2681 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
2682 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
2683 * tree-ssa-loop-niter.c (loop_only_exit_p,
2684 derive_constant_upper_bound): Likewise.
2685 * tree-ssa-phiopt.c (empty_block_p): Likewise.
2686 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
2687 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
2688 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
2689 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
2690 * tree.c (get_type_static_bounds): Likewise.
2691 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
2692 (get_type_static_bounds): Constify.
2694 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2697 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
2698 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
2699 (*<addsub><mode>3_cc_overflow): New.
2700 (*add<mode>3_cconly_overflow): New.
2701 (*sub<mode>3_cconly_overflow): New.
2702 (*<addsub>si3_zext_cc_overflow): New.
2703 * config/i386/predicates.md (fcmov_comparison_operator): Accept
2704 CCCmode for LTU, GTU, LEU and GEU.
2705 (ix86_comparison_operator): Likewise.
2706 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
2707 * config/i386/i386.c (put_condition_code): Support CCCmode.
2708 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
2709 or MINUS expressions.
2711 2007-08-14 Andrew Pinski <pinskia@gmail.com>
2714 * c-typeck.c (build_binary_op): Disallow vector float types with
2715 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
2717 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2719 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
2720 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
2721 (dep_def): New typedef.
2722 (init_dep_1, sd_debug_dep): Declare functions.
2723 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
2724 (debug_dep_links): Remove.
2725 (struct _deps_list): New field 'n_links'.
2726 (DEPS_LIST_N_LINKS): New macro.
2727 (FOR_EACH_DEP_LINK): Remove.
2728 (create_deps_list, free_deps_list, delete_deps_list): Remove
2730 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2731 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2732 (copy_deps_list_change_con, move_dep_link): Ditto.
2733 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
2734 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
2736 (INSN_BACK_DEPS): Remove.
2737 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
2739 (INSN_DEP_COUNT): Remove.
2740 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
2741 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
2742 Declare global variables.
2743 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
2744 (add_forw_dep, compute_forward_dependences): Remove declarations.
2745 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
2746 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2747 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
2749 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
2751 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
2752 (sd_list_types_def): New typedef.
2753 (sd_next_list): Declare function.
2754 (struct _sd_iterator): New type.
2755 (sd_iterator_def): New typedef.
2756 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
2758 (FOR_EACH_DEP): New cycle wrapper.
2759 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
2761 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
2762 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
2765 * sched-deps.c (init_dep_1): Make global.
2766 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
2768 (dump_dep): New static function.
2769 (dump_dep_flags): New static variable.
2770 (sd_debug_dep): New function.
2771 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
2773 (move_dep_link): Use remove_from_deps_list (), instead of
2775 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
2776 (dep_link_is_detached_p): New static function.
2777 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
2779 (dn_pool, dl_pool): New alloc_pools.
2780 (dn_pool_diff, dl_pool_diff): New static variables.
2781 (create_dep_node, delete_dep_node): New static function.
2782 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
2783 (deps_list_empty_p): Make it static. Use 'n_links' field.
2784 (deps_pools_are_empty_p): New static function.
2785 (alloc_deps_list, delete_deps_list): Remove.
2786 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
2787 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2788 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
2789 (forward_dependency_cache): Remove.
2790 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
2791 'back' from the names. Change signature to use dep_t instead of
2793 (add_back_dep): Ditto. Make global.
2794 (check_dep_status): Rename to check_dep ().
2795 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
2797 (sd_finish_insn): Ditto.
2798 (sd_find_dep_between_no_cache): New static function.
2799 (sd_find_dep_between): New function.
2800 (ask_dependency_caches, set_dependency_caches): New static functions.
2801 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
2802 (add_or_update_dep_1): Separate pieces of functionality into
2803 ask_dependency_caches (), update_dependency_caches (),
2804 change_spec_dep_to_hard (), update_dep ().
2805 (get_back_and_forw_lists): New static function.
2806 (sd_add_dep): Separate setting of dependency caches into
2807 set_dependency_caches ().
2808 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
2810 (sd_delete_dep): Ditto.
2811 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
2812 (dump_lists): New static function.
2813 (sd_debug_lists): New debug function.
2814 (delete_all_dependences, fixup_sched_groups): Update to use
2815 sd_* infrastructure.
2816 (sched_analyze_2): Create data-speculative dependency only if
2817 data-speculation is enabled.
2818 (sched_analyze_insn): If insn cannot be speculative, make all its
2819 dependencies non-speculative.
2820 (sched_analyze): Use sd_init_insn ().
2821 (add_forw_dep, compute_forward_dependencies): Remove.
2822 (delete_dep_nodes_in_back_deps): New static function.
2823 (sched_free_deps): New function.
2824 (init_dependency_caches): Init alloc_pools.
2825 (extend_depedency_caches): Update after removing of
2826 forward_dependency_cache.
2827 (free_dependency_caches): Ditto. Free alloc_pools.
2828 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
2829 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
2831 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2832 (add_dependence): Use init_dep ().
2833 (get_dep_weak_1): New static function.
2834 (get_dep_weak): Move logic to get_dep_weak_1 ().
2835 (dump_ds): New static function moved from haifa-sched.c:
2836 debug_spec_status ().
2837 (debug_ds): New debug function.
2838 (check_dep_status): Rename to check_dep (). Update to check whole
2841 * haifa-sched.c (spec_info): Make global.
2842 (added_recovery_block_p): Rename to
2843 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
2844 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
2845 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
2846 to use new interfaces.
2847 (ok_for_early_queue_removal): Ditto.
2848 (schedule_block): Initialize logical uids of insns emitted by the
2850 (sched_init): Initialize new variable.
2851 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2853 (extend_global): Initialize insn data.
2854 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
2855 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
2857 (add_to_speculative_block): Update to use new interfaces.
2858 (create_recovery_block): Set new variables.
2859 (create_check_block_twin, fix_recovery_deps): Update to use new
2861 (sched_insn_is_legitimate_for_speculation_p): New function.
2862 (speculate_insn): Move checking logic to
2863 sched_insn_is_legitimate_for_speculation_p ().
2864 (sched_remove_insn): Finalize sched-deps information of instruction.
2865 (clear_priorities, add_jump_dependencies): Update to use new
2867 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
2869 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
2870 to use new interfaces.
2871 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
2872 (new_ready): Try to use control speculation only if it is available.
2873 (add_branch_dependences): Update to use new interfaces.
2874 (compute_block_backward_dependences): Rename to
2875 compute_block_dependences (). Call
2876 targetm.sched.dependencies_evaluation_hook ().
2877 (free_block_dependencies): New static function.
2878 (debug_dependencies): Update to use new interfaces.
2879 (schedule_region): Remove separate computation of forward dependencies.
2880 Move call of targetm.sched.dependencies_evaluation_hook () to
2881 compute_block_dependences (). Free dependencies at the end of
2882 scheduling the region.
2884 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
2886 (add_deps_for_risky_insns): Ditto.
2887 (schedule_ebb): Remove separate computation of forward dependencies.
2888 Free dependencies at the end of scheduling the ebb.
2890 * ddg.c (create_ddg_dependence): Update to use new interfaces.
2891 (build_intra_loop_deps): Ditto. Remove separate computation of
2892 forward dependencies. Free sched-deps dependencies.
2894 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
2895 to use new interfaces.
2896 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
2898 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
2900 (is_costly_group): Ditto.
2902 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2904 * alias.c (rtx_equal_for_memref_p): Constify.
2905 * basic-block.h (const_edge, const_basic_block): New.
2906 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
2907 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
2908 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
2909 probably_never_executed_bb_p, edge_probability_reliable_p,
2910 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
2911 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
2913 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
2914 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
2916 * cfganal.c (flow_active_insn_p, forwarder_block_p,
2917 flow_nodes_print, dfs_enumerate_from): Likewise.
2918 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
2919 control_flow_insn_p, count_basic_blocks): Likewise.
2920 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
2921 get_loop_body_with_size, loop_exit_edge_p): Likewise.
2922 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
2923 average_num_loop_insns, loop_exit_edge_p,
2924 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
2925 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
2926 average_num_loop_insns, seq_cost): Likewise.
2927 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
2928 * dominance.c (dominated_by_p): Likewise.
2929 * emit-rtl.c (validate_subreg): Likewise.
2930 * except.c (can_throw_internal, can_throw_external): Likewise.
2931 * except.h (can_throw_internal, can_throw_external): Likewise.
2932 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
2933 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
2934 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
2935 simple_mem, store_ops_ok, load_kills_store, find_loads,
2936 store_killed_in_insn, store_killed_after, store_killed_before,
2937 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
2939 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
2940 noce_mem_write_may_trap_or_fault_p): Likewise.
2941 * pointer-set.c (pointer_set_contains, pointer_map_contains):
2943 * pointer-set.h (pointer_set_contains, pointer_map_contains):
2945 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
2946 probably_cold_bb_p, probably_never_executed_bb_p,
2947 edge_probability_reliable_p, br_prob_note_reliable_p,
2948 can_predict_insn_p): Likewise.
2949 * regclass.c (reg_set_to_hard_reg_set): Likewise.
2950 * resource.c (return_insn_p): Likewise.
2951 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
2953 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
2954 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
2955 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
2956 verify_gimple_modify_stmt): Likewise.
2957 * tree-chrec.c (is_not_constant_evolution,
2958 is_multivariate_chrec_rec, is_multivariate_chrec,
2959 chrec_contains_symbols, chrec_contains_undetermined,
2960 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
2961 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
2962 eq_evolutions_p, scev_direction): Likewise.
2963 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
2964 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
2965 chrec_contains_symbols_defined_in_loop,
2966 chrec_contains_undetermined, tree_contains_chrecs,
2967 evolution_function_is_affine_multivariate_p,
2968 evolution_function_is_univariate_p, chrec_zerop,
2969 evolution_function_is_constant_p, evolution_function_is_affine_p,
2970 evolution_function_is_affine_or_constant_p,
2971 tree_does_not_contain_chrecs, chrec_type): Likewise.
2972 * tree-data-ref.c (tree_fold_divides_p,
2973 object_address_invariant_in_loop_p, dr_may_alias_p,
2974 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
2975 same_access_functions, constant_access_functions,
2976 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
2978 * tree-flow.h (scev_direction): Likewise.
2979 * tree-gimple.c (is_gimple_stmt): Likewise.
2980 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
2982 * tree-pretty-print.c (op_prio): Likewise.
2983 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
2984 analyzable_condition, backedge_phi_arg_p): Likewise.
2985 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
2986 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
2987 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
2990 2007-08-13 Dan Hipschman <dsh@google.com>
2993 * c-format.c (check_format_arg): Move check for zero-length
2994 format strings below the check for unterminated strings.
2996 2007-08-13 Andrew Pinski <pinskia@gmail.com>
2999 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
3002 2007-08-13 Nick Clifton <nickc@redhat.com>
3004 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
3006 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3009 * c-format.c (gcc_gfc_length_specs): New array.
3010 (gcc_gfc_char_table): Add unsigned specifier, and references to
3011 the l length modifier.
3012 (format_types_orig): Use the new gcc_gfc_length_specs.
3014 2007-08-12 Sa Liu <saliu@de.ibm.com>
3016 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
3017 and with REG_RETVAL note after split.
3019 2007-08-11 David Daney <ddaney@avtrex.com>
3021 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
3022 as ATTRIBUTE_UNUSED.
3024 2007-08-11 David Edelsohn <edelsohn@gnu.org>
3025 Segher Boessenkool <segher@kernel.crashing.org>
3027 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
3028 HAVE_LOCAL_CPU_DETECT not defined.
3030 2007-08-11 Jan Hubicka <jh@suse.cz>
3032 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
3033 (cgraph_process_new_functions): Honor previous value of
3034 disregard_inline_limits.
3035 * ipa-inline.c (compute_inline_parameters): Likewise.
3037 2007-08-11 Ian Lance Taylor <iant@google.com>
3039 * alias.h (alias_set_type): Define new type.
3040 (ALIAS_SET_MEMORY_BARRIER): Use it.
3041 * rtl.h: Include alias.h.
3042 (struct mem_attrs): Use alias_set_type.
3043 * tree.h: Include alias.h
3044 (struct tree_type): Use alias_set_type.
3045 (struct tree_struct_field_tag): Likewise.
3046 (struct tree_decl_common): Likewise.
3047 * alias.c (struct alias_set_entry): Use alias_set_type.
3048 (get_alias_set_entry, alias_set_subset_of): Likewise.
3049 (alias_sets_conflict_p): Likewise.
3050 (alias_sets_must_conflict_p): Likewise.
3051 (objects_must_conflict_p): Likewise.
3052 (get_alias_set, new_alias_set): Likewise.
3053 (record_alias_subset, record_component_aliases): Likewise.
3054 (varargs_set, frame_set): Change to alias_set_type.
3055 (get_varargs_alias_set): Use alias_set_type.
3056 (get_frame_alias_set): Likewise.
3057 * builtins.c (setjmp_alias_set): Change to alias_set_type.
3058 * dse.c (struct store_info): Use alias_set_type.
3059 (struct read_info, struct clear_alias_mode_holder): Likewise.
3060 (clear_alias_set_lookup, canon_address): Likewise.
3061 (record_store, check_mem_read_rtx): Likewise.
3062 (dse_record_singleton_alias_set): Likewise.
3063 (dse_invalidate_singleton_alias_set): Likewise.
3064 * emit-rtl.c (get_mem_attrs): Likewise.
3065 (set_mem_attributes_minus_bitpos): Likewise.
3066 (set_mem_alias_set): Likewise.
3067 * expr.c (store_constructor_field, store_field): Likewise.
3068 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
3069 * langhooks.c (lhd_get_alias_set): Likewise.
3070 * langhooks-def.h (lhd_get_alias_set): Likewise.
3071 * reload1.c (alter_reg): Likewise.
3072 * tree-flow.h (struct fieldoff): Likewise.
3073 * tree-ssa-alias.c (struct alias_map_d): Likewise.
3074 (may_alias_p, get_smt_for, create_sft): Likewise.
3075 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
3076 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
3077 (merge_smts_into): Likewise.
3078 * varasm.c (const_alias_set): Likewise.
3079 * c-common.c (strict_aliasing_warning): Likewise.
3080 (c_common_get_alias_set): Likewise.
3081 * dse.h (dse_record_singleton_alias_set): Update declaration.
3082 (dse_invalidate_singleton_alias_set): Likewise.
3083 * emit-rtl.h (set_mem_alias_set): Likewise.
3084 * c-common.h (c_common_get_alias_set): Likewise.
3085 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
3086 * print-tree.c (print_node): Likewise.
3087 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
3089 (alpha_setup_incoming_varargs): Use alias_set_type.
3090 * config/i386/i386.c (setup_incoming_varargs_64): Use
3092 (setup_incoming_varargs_ms_64): Likewise.
3093 (ix86_GOT_alias_set): Likewise.
3094 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
3095 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
3096 (set): Change to alias_set_type.
3097 (get_TOC_alias_set): Use alias_set_type.
3098 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
3100 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
3101 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
3103 (struct_value_alias_set): Likewise.
3104 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
3106 2007-08-11 Richard Sandiford <richard@codesourcery.com>
3108 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
3109 * config/vxworks.h (TARGET_VXWORKS): Override.
3110 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
3111 "mips" if TARGET_VXWORKS.
3113 2007-08-11 Richard Sandiford <richard@codesourcery.com>
3115 * calls.c (avoid_likely_spilled_reg): New function.
3116 (expand_call): Use it.
3118 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3120 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
3122 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
3124 * config/mips/predicates.md (const_call_insn_operand): Invoke
3125 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
3127 2007-08-10 David Edelsohn <edelsohn@gnu.org>
3130 * config/rs6000/driver-rs6000.c: Include link.h.
3131 Use ElfW instead of wordsize-specif typedef.
3133 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3135 * system.h (CONST_CAST): New.
3136 * c-decl.c (c_make_fname_decl): Use it.
3137 * c-lex.c (cb_ident, lex_string): Likewise.
3138 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3139 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3140 give_switch, set_multilib_dir): Likewise.
3141 * gengtype-parse.c (string_seq, typedef_name): Likewise.
3142 * passes.c (execute_one_pass): Likewise.
3143 * prefix.c (update_path): Likewise.
3144 * pretty-print.c (pp_base_destroy_prefix): Likewise.
3145 * tree.c (build_string): Likewise.
3147 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
3149 * tree-flow-inline.h (is_exec_stmt): Remove.
3150 (is_label_stmt): Remove.
3151 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
3154 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
3156 * lower-subreg.c (resolve_shift_zext): Don't adjust
3157 src_reg_num for wordmode operands.
3159 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
3160 David Ung <davidu@mips.com>
3162 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
3163 (TARGET_SCHED_REORDER2): Define.
3164 (mips_maybe_swap_ready): New.
3165 (mips_last_74k_agen_insn): New.
3166 (mips_74k_agen_init): New.
3167 (mips_74k_agen_reorder): New function to group loads and stores
3169 (mips_sched_init): New.
3170 (mips_sched_reorder): Don't do initialization here. Call
3171 mips_74k_agen_reorder.
3172 (mips_variable_issue): Call mips_74k_agen_init.
3174 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
3176 * tree-flow-inline.h (get_filename): Remove.
3178 2007-08-10 Richard Sandiford <richard@codesourcery.com>
3180 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
3182 (mips_fetch_insns): Delete in favor of...
3183 (mips_load_store_insns): ...this new function.
3184 * config/mips/mips.c (mips_address_insns): Add a boolean argument
3185 to say whether multiword moves _might_ be split.
3186 (mips_fetch_insns): Delete in favor of...
3187 (mips_load_store_insns): ...this new function.
3188 (mips_rtx_costs): Update the call to mips_address_insns.
3189 (mips_address_cost): Likewise.
3190 * config/mips/mips.md (length): Use mips_load_store_insns instead
3191 of mips_fetch_insns.
3192 * config/mips/constraints.md (R): Use mips_address_insns rather
3193 than mips_fetch_insns. Assume that the move never needs to be split.
3195 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
3197 * config/mips/mips.opt (mhard-float, msoft-float): Make these
3198 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
3199 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
3200 * config/mips/mips.h (mips16_hard_float): Delete.
3201 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
3202 definitions, and replace with....
3203 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
3204 * config/mips/mips.c (mips16_hard_float): Delete. Replace
3205 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
3206 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
3207 (override_options): Replace MASK_SOFT_FLOAT references with
3208 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
3209 and mips16_hard_float when TARGET_MIPS16.
3211 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3214 * c-typeck.c (build_binary_op): Check for non pointer types before
3215 calling int_fits_type_p.
3217 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3220 * fold-const.c (omit_one_operand): Return only the ommitted expression
3221 if the result is an empty statement.
3222 (pedantic_omit_one_operand): Likewise.
3224 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
3226 * c-typeck.c (readonly_error): Improve error for assignment.
3228 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
3230 (pp_c_expression): Ditto.
3232 2007-08-09 Simon Baldwin <simonb@google.com>
3234 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
3235 break that was preventing simplify_associative_operation() for xor.
3237 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
3238 Nigel Stephens <nigel@mips.com>
3240 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
3241 Document change in interpretation of value from boolean to
3243 * optabs.c (expand_ffs, expand_ctz): New functions to compute
3244 ffs and ctz using clz.
3245 (expand_unop): Call them.
3246 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
3248 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
3249 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
3250 enable the new ffs expansion on this target.
3252 2007-08-09 Jan Hubicka <jh@suse.cz>
3254 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
3255 (expand_ternary_op): Likewise.
3256 (expand_vec_shift_expr): Likewise.
3257 (expand_binop_directly): Likewise.
3258 (expand_binop): Likewise.
3259 (sign_expand_binop): Likewise.
3260 (expand_twoval_unop): Likewise.
3261 (expand_twoval_binop): Likewise.
3262 (expand_twoval_binop_libfunc): Likewise.
3263 (widen_clz): Likewise.
3264 (widen_bswap): Likewise.
3265 (expand_parity): Likewise.
3266 (expand_unop): Likewise.
3267 (expand_abs_nojump): Likewise.
3268 (expand_copysign): Likewise.
3269 (emit_no_conflict_block): Likewise.
3270 (emit_libcall_block): Likewise.
3271 (can_compare_p): Likewise.
3272 (prepare_cmp_insn): Likewise.
3273 (emit_cmp_and_jump_insn_1): Likewise.
3274 (prepare_float_lib_cmp): Likewise.
3275 (emit_conditional_add): Likewise.
3276 (gen_add2_insn): Likewise.
3277 (have_add2_insn): Likewise.
3278 (gen_sub2_insn): Likewise.
3279 (have_sub2_insn): Likewise.
3280 (can_extend_p): Likewise.
3281 (can_fix_p): Likewise.
3282 (can_float_p): Likewise.
3283 (expand_float): Likewise.
3284 (expand_fix): Likewise.
3285 (expand_sfix_optab): Likewise.
3286 (new_optab): Likewise.
3287 (new_convert_optab): Likewise.
3288 (init_libfuncs): Likewise.
3289 (init_interclass_conv_libfuncs): Likewise.
3290 (init_intraclass_conv_libfuncs): Likewise.
3291 (set_conv_libfunc): Likewise.
3292 (init_optabs): Likewise.
3293 (debug_optab_libfuncs): Likewise.
3294 (gen_cond_trap): Likewise.
3295 * optabs.h (optab_handler, convert_optab_hanlder): New.
3296 * genopinit.c: Update optabs generation table.
3297 * reload.c (find_reloads_address_1): Use optabs accestors.
3298 * builtins.c (expand_builtin_mathfn): Likewise.
3299 (expand_builtin_mathfn_2): Likewise.
3300 (expand_builtin_mathfn_3): Likewise.
3301 (expand_builtin_interclass_mathfn): Likewise.
3302 (expand_builtin_sincos): Likewise.
3303 (expand_builtin_cexpi): Likewise.
3304 (expand_builtin_powi): Likewise.
3305 (expand_builtin_strlen): Likewise.
3306 * dojump.c (do_jump): Likewise.
3307 * expr.c (convert_move): Likewise.
3308 (move_by_pieces): Likewise.
3309 (move_by_pieces_ninsns): Likewise.
3310 (can_store_by_pieces): Likewise.
3311 (store_by_pieces_1): Likewise.
3312 (emit_move_via_integer): Likewise.
3313 (emit_move_complex): Likewise.
3314 (emit_move_ccmode): Likewise.
3315 (emit_move_insn_1): Likewise.
3316 (emit_single_push_insn): Likewise.
3317 (store_constructor): Likewise.
3318 (expand_expr_real_1): Likewise.
3319 (do_store_flag): Likewise.
3320 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
3321 (enumerate_modes): Likewise.
3322 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
3323 (supportable_widening_operation): Likewise.
3324 (supportable_narrowing_operation): Likewise.
3325 * expmed.c (store_bit_field_1): Likewise.
3326 (extract_bit_field_1): Likewise.
3327 (expand_mult_highpart_optab): Likewise.
3328 (expand_smod_pow2): Likewise.
3329 (expand_divmod): Likewise.
3330 (emit_store_flag): Likewise.
3331 * tree-vect-patterns.c
3332 (vect_pattern_recog_1): Likewise.
3333 * tree-ssa-loop-prefetch.c
3334 (nontemporal_store_p): Likewise.
3335 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
3336 (vect_create_epilog_for_reduction): Likewise.
3337 (vectorizable_reduction): Likewise.
3338 (vectorizable_operation): Likewise.
3339 (vect_strided_store_supported): Likewise.
3340 (vectorizable_store): Likewise.
3341 (vect_strided_load_supported): Likewise.
3342 (vectorizable_load): Likewise.
3343 * combine.c (simplify_comparison): Likewise.
3344 * tree-vect-generic.c
3345 (type_for_widest_vector_mode): Likewise.
3346 (expand_vector_operations_1): Likewise.
3347 * config/spu/spu.c (spu_expand_mov): Likewise.
3348 (spu_emit_vector_compare): Likewise.
3349 * config/rs6000/rs6000.c
3350 (rs6000_emit_vector_compare): Likewise.
3351 * stmt.c (add_case_node): Likewise.
3352 * reload1.c (gen_reload):
3354 2007-08-09 Michael Matz <matz@suse.de>
3356 * tree.h (fixed_zerop): Declare as taking a const_tree.
3357 * tree.c (fixed_zerop): Take a const_tree.
3359 2007-08-09 Ira Rosen <irar@il.ibm.com>
3361 * tree-vect-transform.c (vectorizable_store): Remove call to
3362 copy_virtual_operands() and call mark_symbols_for_renaming() for
3363 the created vector store.
3364 (vect_setup_realignment): Don't call copy_virtual_operands() and
3365 update_vuses_to_preheader().
3366 (vectorizable_load): Don't call copy_virtual_operands().
3367 (update_vuses_to_preheader): Remove.
3369 2007-08-08 Chao-ying Fu <fu@mips.com>
3371 * tree.def (FIXED_POINT_TYPE): New type.
3372 (FIXED_CST): New constant.
3373 (FIXED_CONVERT_EXPR): New expr.
3374 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
3375 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
3376 * tree.h (struct tree_base): Add saturating_flag.
3377 Remove one bit of spare for saturating_flag.
3378 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
3379 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
3380 FIXED_POINT_TYPE_P): Define.
3381 (TYPE_SATURATING): Define.
3382 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
3383 (struct tree_fixed_cst): New.
3384 (TYPE_IBIT, TYPE_FBIT): Define.
3385 (tree_node): Add fixed_cst.
3386 (enum tree_index): Add new enumeration values of
3387 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
3388 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
3389 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
3390 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
3391 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
3392 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
3393 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
3394 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
3395 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
3396 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
3397 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
3398 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
3399 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
3400 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
3401 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
3402 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
3403 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
3404 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
3405 (sat_short_fract_type_node, sat_fract_type_node,
3406 sat_long_fract_type_node, sat_long_long_fract_type_node,
3407 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
3408 sat_unsigned_long_fract_type_node,
3409 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
3410 fract_type_node, long_fract_type_node, long_long_fract_type_node,
3411 unsigned_short_fract_type_node, unsigned_fract_type_node,
3412 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
3413 sat_short_accum_type_node, sat_accum_type_node,
3414 sat_long_accum_type_node, sat_long_long_accum_type_node,
3415 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
3416 sat_unsigned_long_accum_type_node,
3417 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
3418 accum_type_node, long_accum_type_node, long_long_accum_type_node,
3419 unsigned_short_accum_type_node, unsigned_accum_type_node,
3420 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
3421 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
3422 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
3423 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
3424 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
3425 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
3426 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
3427 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
3428 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
3429 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
3430 sat_uda_type_node, sat_uta_type_node): New macro.
3431 (make_fract_type, make_accum_type): Declare.
3432 (make_signed_fract_type, make_unsigned_fract_type,
3433 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
3434 make_signed_accum_type, make_unsigned_accum_type,
3435 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
3436 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
3437 make_or_reuse_sat_signed_fract_type,
3438 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
3439 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
3440 make_or_reuse_sat_unsigned_accum_type): New macro.
3441 (fixed_zerop): Declare.
3442 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
3443 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
3444 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
3445 LONG_LONG_ACCUM_TYPE_SIZE): Define.
3446 * treestruct.def: Add TS_FIXED_CST.
3447 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
3449 (tree-dump.o): Likewise.
3450 (print-tree.o): Likewise.
3451 (tree-pretty-print.o): Likewise.
3452 (fold-const.o): Likewise.
3453 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
3454 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
3455 (is_gimple_min_invariant): Handle FIXED_CST.
3456 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
3457 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
3458 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3459 (layout_type): Handle FIXED_POINT_TYPE.
3460 (make_fract_type, make_accum_type): New functions.
3461 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
3462 * tree-dump.c (fixed-value.h): New include.
3463 (dump_fixed): New function.
3464 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
3465 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
3466 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
3467 * tree-pretty-print.c (fixed-value.h): New include.
3468 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
3470 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
3471 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
3472 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
3473 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
3474 for non-saturating fixed-point types.
3475 (reassociate_bb): Likewise.
3476 * emit-rtl.c (fixed-value.h): New include.
3477 (fconst0, fconst1): New array.
3478 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
3479 * tree-vect-generic.c expand_vector_operation): Support
3480 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
3482 (type_for_widest_vector_mode): Add one parameter for the
3484 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
3486 Pass the satp parameter to type_for_mode for fixed-point types.
3487 (expand_vector_operations_1): Pass the saturating flag to
3488 type_for_widest_vector_mode.
3489 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3490 and MODE_VECTOR_UACCUM.
3491 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
3492 (vectorizable_condition): Likewise.
3493 * tree.c (fixed-value.h): New include.
3494 (tree_code_size): Support FIXED_CST.
3495 (build_fixed): New function.
3496 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
3497 (fixed_zerop): New function.
3498 (tree_node_structure): Support FIXED_CST.
3499 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
3500 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
3501 (type_hash_eq): Handle FIXED_POINT_TYPE.
3502 (simple_cst_equal): Support FIXED_CST.
3503 (iterative_hash_expr): Handle FIXED_CST.
3504 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
3505 (get_narrower): Likewise.
3506 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
3507 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
3508 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
3509 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
3511 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
3512 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3513 (initializer_zerop): Support FIXED_CST.
3514 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
3515 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
3516 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
3517 (is_base_type): Handle FIXED_POINT_TYPE.
3518 (add_type_attribute): Handle FIXED_POINT_TYPE.
3519 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
3520 * print-tree.c (fixed-value.h): New include.
3521 (print_node_brief): Support FIXED_CST.
3522 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
3523 * c-pretty-print.c (fixed-value.h): New include.
3524 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
3525 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
3526 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
3527 Support fixed-point types for inner items in VECTOR_TYPE.
3528 (pp_c_direct_declarator): Likewise.
3529 (pp_c_declarator): Likewise.
3530 (pp_c_fixed_constant): New function.
3531 (pp_c_constant): Handle FIXED_CST.
3532 (pp_c_primary_expression): Likewise.
3533 (pp_c_expression): Likewise.
3534 * fold-const.c (fixed-value.h): New include.
3535 (negate_expr_p): Return true for FIXED_CST.
3536 (fold_negate_expr): Support FIXED_CST.
3537 (split_tree): Support FIXED_CST.
3538 (const_binop): Support FIXED_CST.
3539 (fold_convert_const_int_from_fixed): New function to convert from
3541 (fold_convert_const_real_from_fixed): New function to convert from
3543 (fold_convert_const_fixed_from_fixed): New function to convert from
3544 fixed to another fixed.
3545 (fold_convert_const_fixed_from_int): New function to convert from
3547 (fold_convert_const_fixed_from_real): New function to convert from
3549 (fold_convert_const): Support conversions from fixed to int, from
3550 fixed to real, from fixed to fixed, from int to fixed, and from real
3552 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
3553 (operand_equal_p): Support FIXED_CST.
3554 (make_range): For fixed-point modes, we need to pass the
3555 saturating flag as the 2nd parameter.
3556 (tree_swap_operands_p): Handle FIXED_CST.
3557 (fold_plusminus_mult_expr): For fract modes, we cannot generate
3559 (fold_unary): Support FIXED_CONVERT_EXPR.
3560 (fold_binary): Handle FIXED_CST.
3561 Make sure the type is not saturating, before associating operations.
3562 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
3563 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
3564 (fold_negate_const): Support FIXED_CST.
3565 (fold_relational_const): Support FIXED_CST.
3566 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
3567 (gimplify_expr): Handle FIXED_CST.
3568 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
3569 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
3570 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
3571 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
3572 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
3573 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
3574 LONG_LONG_ACCUM_TYPE_SIZE.
3575 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
3576 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
3577 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
3578 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
3579 MODE_ACCUM, and MODE_UACCUM.
3580 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
3581 fixed-point types to disable reduction.
3582 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
3584 2007-08-08 David Edelsohn <edelsohn@gnu.org>
3586 * config/rs6000/x-rs6000: New file.
3587 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
3588 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
3589 (EXTRA_SPEC_FUNCTIONS): Define.
3590 (HAVE_LOCAL_CPU_DETECT): Define.
3591 (CC1_CPU_SPEC): Define.
3592 * config/rs6000/driver-rs6000.c: New file.
3593 * config/rs6000/aix.h (CC1_SPEC): Define.
3594 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
3595 * config.host: Add x-rs6000 to host_xmake_file if host and target
3596 are rs6000 or powerpc.
3598 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
3600 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
3602 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3603 Sandra Loosemore <sandra@codesourcery.com>
3604 Chao-ying Fu <fu@mips.com>
3605 Nigel Stephens <nigel@mips.com>
3606 David Ung <davidu@mips.com>
3608 * doc/invoke.texi (-mcode-readable): Document.
3609 * config/mips/mips.opt (mcode-readable): New option.
3610 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
3611 * config/mips/mips.h (mips_code_readable_setting): New enum.
3612 (mips_code_readable): Declare.
3613 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
3614 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
3615 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
3616 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
3617 boiler-plate comments.
3618 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
3619 * config/mips/mips.c (mips_code_readable): New variable.
3620 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
3621 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
3622 context and -mcode-readable setting to restrict the use of
3623 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
3624 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
3625 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
3626 (mips_blocks_for_constant_p): Only return false for
3627 TARGET_MIPS16_PCREL_LOADS.
3628 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
3629 for MIPS16. Handle SYMBOL_32_HIGH.
3630 (mips_const_insns): Allow HIGHs for MIPS16 too.
3631 (mips_unspec_address_offset): New function, split out from...
3632 (mips_unspec_address): ...here.
3633 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
3634 16-bit symbolic constants. Assert approropiate conditions for
3635 using the "la" and "dla" macros.
3636 (mips_handle_option): Handle -mcode-readable=.
3637 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
3638 Set up mips_lo_relocs[SYMBOL_32_HIGH].
3639 (mips_strip_unspec_address): New function, split out from...
3640 (print_operand_reloc): ...here.
3641 (print_operand): Pass constants through mips_strip_unspec_address.
3642 (print_operand_address): Likewise.
3643 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
3644 (mips_select_rtx_section): Remove MIPS16 handling.
3645 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
3646 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
3647 (mips16_lay_out_constants): Do nothing unless
3648 TARGET_MIPS16_PCREL_LOADS.
3649 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
3650 * config/mips/mips.md: Split HIGHs for MIPS16.
3651 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
3653 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3655 * config/mips/mips-protos.h (mips_emit_move): Declare.
3656 * config/mips/mips.c (mips_emit_move): New function.
3657 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
3658 (mips_legitimize_const_move): Likewise.
3659 (mips_legitimize_move): Likewise.
3660 (mips_split_64bit_move): Likewise.
3661 (mips_restore_gp): Likewise.
3662 (mips_load_call_address): Likewise.
3663 (mips_emit_fcc_reload): Likewise.
3664 (mips_set_return_address): Likewise.
3665 (mips_block_move_straight): Likewise.
3666 (mips_block_move_loop): Likewise.
3667 (mips_setup_incoming_varargs): Likewise.
3668 (mips_save_reg): Likewise.
3669 (mips_expand_prologue): Likewise.
3670 (mips_restore_reg): Likewise.
3671 (mips_expand_epilogue): Likewise.
3672 (mips_output_mi_thunk): Likewise.
3673 (build_mips16_call_stub): Likewise.
3674 (mips_builtin_branch_and_move): Likewise.
3675 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
3676 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
3677 (fixuns_truncdfdi2): Likewise.
3678 (fixuns_truncsfsi2): Likewise.
3679 (fixuns_truncsfdi2): Likewise.
3680 (loadgp_absolute): Likewise.
3681 (builtin_setjmp_setup): Likewise.
3682 (builtin_longjmp): Likewise.
3683 (untyped_call): Likewise.
3685 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3687 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
3688 an "rtx *" argument. Return a bool.
3689 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
3690 values and return true if they can be split. Take the same kind of
3691 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
3692 and store the lo_sum there if nonnull. Use the symbol type to
3693 determine whether a $gp or HIGH is needed.
3694 (mips_legitimize_address): Update call to mips_split_symbol and
3695 simplify accordingly.
3696 (mips_legitimize_const_move): Likewise.
3697 * config/mips/mips.md: In the combine define_split,
3698 check mips_split_symbol instead of splittable_symbolic_operand.
3699 Update use of mips_split_symbol in the generator code.
3700 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
3702 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3704 * config/mips/mips.c (mips_symbolic_address_p): Delete.
3705 (mips_symbol_insns_1): New function, split out from...
3706 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
3707 and stores separately from load addresses.
3708 (mips_classify_address): Replace uses of mips_symbolic_address_p
3709 with uses of mips_symbol_insns.
3710 (mips_address_insns): Update calls to mips_symbol_insns.
3711 (mips_const_insns): Likewise.
3712 (mips_legitimize_address): Likewise.
3714 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3716 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
3717 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
3718 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
3719 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
3720 non-call contexts if TARGET_MIPS16.
3721 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
3722 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
3723 code for SYMBOL_ABSOLUTE.
3724 (mips_symbol_insns): Likewise.
3726 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3728 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
3729 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
3730 (mips_symbolic_constant_p): Likewise. Update the call to
3731 mips_classify_symbol.
3732 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
3733 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
3734 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
3735 (print_operand_reloc): Add a context argument. Update the call to
3736 mips_symbolic_constant_p.
3737 (print_operand): Update the calls to print_operand_reloc.
3738 (print_operand_address): Use print_operand_reloc rather than
3740 (mips_rewrite_small_data_p): Add a context argument. Update the call
3741 to mips_symbolic_constant_p.
3742 (mips_small_data_pattern_1): Make DATA the containing mem.
3743 Update the call to mips_rewrite_small_data_p.
3744 (mips_rewrite_small_data_1): Likewise.
3745 (mips_use_anchors_for_symbol_p): Update the call to
3746 mips_symbolic_constant_p.
3747 * config/mips/predicates.md (const_call_insn_operand): Likewise.
3748 (splittable_symbolic_operand): Likewise.
3749 (move_operand): Likewise.
3750 (absolute_symbolic_operand): Likewise.
3751 (got_disp_operand): Likewise.
3752 (got_page_ofst_operand): Likewise.
3754 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3756 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
3757 (SYMBOL_ABSOLUTE): ...this.
3758 (SYMBOL_SMALL_DATA): Rename to...
3759 (SYMBOL_GP_RELATIVE): ...this.
3760 (SYMBOL_CONSTANT_POOL): Rename to...
3761 (SYMBOL_PC_RELATIVE): ...this.
3762 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
3763 (mips_symbolic_address_p, mips_symbol_insns, override_options)
3764 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
3765 after above changes.
3766 * config/mips/predicates.md (const_call_insn_operand): Likewise.
3767 (general_symbolic_operand): Rename to...
3768 (absolute_symbolic_operand): ...this.
3769 * config/mips/mips.md: Update after above changes.
3771 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
3772 Revital Eres <eres@il.ibm.com>
3774 * ddg.c (print_ddg): Add dump information.
3775 * modulo-sched.c (print_node_sched_params): Add parameter and
3777 (calculate_maxii): Remove function.
3778 (undo_generate_reg_moves): Likewise.
3779 (undo_permute_partial_schedule): Likewise.
3780 (kernel_number_of_cycles): Likewise.
3781 (MAXII_FACTOR): New definition to calculate the upper bound of II.
3782 (sms_schedule): Use it. Remove profitability checks.
3783 (sms_schedule_by_order): Fix order of nodes within the cycle.
3785 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
3787 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
3788 -profile option, add pie support.
3789 (ENDFILE_SPEC): New spec.
3790 * config/gnu.h (LIB_SPEC): Add -profile option.
3792 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
3794 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
3795 * config/gnu.h (LIB_SPEC): Likewise.
3797 2007-08-07 Yaz Saito <saito@google.com>
3798 Ian Lance Taylor <iant@google.com>
3800 * common.opt (finstrument-functions-exclude-function-list): New
3802 (finstrument-functions-exclude-file-list): New option.
3803 * opts.c (char_p): Define and DEF_VEC.
3804 (flag_instrument_functions_exclude_functions): New static
3806 (flag_instrument_functions_exclude_files): New static variable.
3807 (add_instrument_functions_exclude_list): New static function.
3808 (flag_instrument_functions_exclude_p): New function.
3809 (common_handle_option): Handle new options.
3810 * flags.h (flag_instrument_functions_exclude_p): Declare.
3811 * gimplify.c (gimplify_function_tree): Call
3812 flag_instrument_functions_exclude_p.
3813 * doc/invoke.texi (Option Summary): Mention new options.
3814 (Code Gen Options): Document new options.
3816 2007-08-07 Ian Lance Taylor <iant@google.com>
3818 PR rtl-optimization/32776
3819 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
3820 (resolve_use): Likewise.
3821 (decompose_multiword_subregs): Remove "changed" local variable.
3823 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
3825 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
3826 * configure: Regenerate.
3827 * config.in: Regenerate.
3828 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
3831 2007-08-07 Ian Lance Taylor <iant@google.com>
3833 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
3834 note, just delete the insn.
3836 2007-08-07 Andreas Schwab <schwab@suse.de>
3839 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
3842 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
3844 * lower-subreg.c (resolve_subreg_use): Remove assertion.
3845 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
3846 (decompose_multiword_subregs): Use the functions above to decompose
3847 multiword shifts and zero-extends.
3849 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
3851 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
3852 "assemble" descriptions which were swapped.
3854 2007-08-06 Chao-ying Fu <fu@mips.com>
3856 * fixed-value.h: New file.
3857 * fixed-value.c: New file.
3858 * Makefile.in (OBJS-common): Add fixed-value.o.
3859 (fixed-value.o): New rule.
3860 (GTFILES): Add fixed-value.h.
3861 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
3862 to compare a.low and b.low.
3863 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
3865 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
3866 Daniel Jacobowitz <dan@codesourcery.com>
3869 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
3871 (x86_64-*-netbsd*): Likewise.
3872 (x86_64-*-linux*): Likewise.
3873 (x86_64-*-kfreebsd*-gnu): Likewise.
3874 (x86_64-*-knetbsd*-gnu): Likewise.
3875 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
3877 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
3879 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
3880 Add -fno-asynchronous-unwind-tables.
3882 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
3883 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
3884 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
3885 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
3886 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
3888 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3890 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
3891 (TARGET_C_MODE_FOR_SUFFIX): New.
3893 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3895 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
3897 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3899 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
3901 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
3903 * config/i386/i386.md: Check TARGET_ macros and optimize_size
3904 before checking function returns in conditional expressions.
3906 2007-08-06 Alfred Minarik <a.minarik@aon.at>
3909 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
3911 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3914 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
3915 for INTEGRAL_TYPE_P.
3917 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
3919 * configure.ac: Remove --enable-checking=df from default settings.
3920 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
3921 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
3922 if the parameter is true.
3923 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
3924 DF_VERIFY_SCHEDULED flag is true.
3925 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
3926 (df_finish_pass): Adjust prototype.
3927 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
3930 * see.c (pass_see): Add TODO_df_verify.
3931 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
3932 * global.c (rest_of_handle_global_alloc): Schedule verification
3934 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
3936 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
3937 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
3938 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
3940 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
3941 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
3942 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
3944 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
3945 Revital Eres <eres@il.ibm.com>
3947 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
3949 * ddg.c (create_ddg_dependence): Rename to...
3950 (create_ddg_dep_from_intra_loop_link): This. Do not check
3951 for interloop edges. Do not create anti dependence edge when
3952 a true dependence edge exists in the opposite direction and
3953 -fmodulo-sched-allow-regmoves is set.
3954 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
3955 (add_cross_iteration_register_deps): Create anti dependence edge
3956 when -fno-modulo-sched-allow-regmoves is set.
3957 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
3959 2007-08-04 Richard Sandiford <richard@codesourcery.com>
3961 * config/arm/arm.md (movsi): Add braces.
3963 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3966 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
3967 operands for the folding of "A - (A & B)" into "~B & A"; cast them
3970 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
3972 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
3973 state accessor functions.
3974 * cfgloopmanip.c (remove_path, create_preheaders,
3975 force_single_succ_latches, fix_loop_structure): Ditto.
3976 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
3977 tree_duplicate_loop_to_header_edge): Ditto.
3978 * cfgloopanal.c (mark_irreducible_loops): Ditto.
3979 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
3981 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
3982 cleanup_tree_cfg): Ditto.
3983 * tree-cfg.c (tree_merge_blocks): Ditto.
3984 * cfgloop.c (rescan_loop_exit, record_loop_exits,
3985 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
3986 loop_preheader_edge, single_exit): Ditto.
3987 (flow_loops_find): Do not clear loops->state.
3988 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
3989 loops_state_clear): New functions.
3991 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3994 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3995 when adding to the base and convert ELT to sizetype instead of type.
3997 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4000 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
4001 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
4003 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4006 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
4007 correct type the negate expression.
4009 2007-08-03 Jan Hubicka <jh@suse.cz>
4011 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
4014 2007-08-03 David Edelsohn <edelsohn@gnu.org>
4016 * config/rs6000/rs6000.c (struct processor_cost): Change
4017 l1_cache_lines to l1_cache_size. Add l2_cache_size.
4018 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
4020 (rios1_costs, rios2_cost): Correct cache line size.
4021 (rs6000_override_options): Set l2-cache-size parameter.
4023 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4024 Diego Novillo <dnovillo@google.com>
4027 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
4028 if the range includes 0.
4030 2007-08-03 Ben Elliston <bje@au.ibm.com>
4032 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
4033 mode to unspec expressions to silence a warning from the generator
4036 2007-08-02 Steve Ellcey <sje@cup.hp.com>
4038 * config/ia64/constraints.md ("U"): Make constraint vector only.
4040 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
4043 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
4044 always_inline attribute on the function decl.
4046 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
4049 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
4050 if we are compiling with -fPIC.
4052 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
4053 Nigel Stephens <nigel@mips.com>
4055 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
4056 Define for MIPS32 and MIPS64.
4058 2007-08-02 Nick Clifton <nickc@redhat.com>
4060 * config/host-hpux.c: Change copyright header to refer to version
4061 3 of the GNU General Public License and to point readers at the
4062 COPYING3 file and the FSF's license web page.
4063 * config/alpha/predicates.md, config/alpha/vms-ld.c,
4064 config/alpha/linux.h, config/alpha/alpha.opt,
4065 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
4066 config/alpha/vms-unwind.h, config/alpha/ev4.md,
4067 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
4068 config/alpha/alpha.h, config/alpha/sync.md,
4069 config/alpha/openbsd.h, config/alpha/alpha.md,
4070 config/alpha/alpha-modes.def, config/alpha/ev5.md,
4071 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
4072 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
4073 config/alpha/constraints.md, config/alpha/osf.h,
4074 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
4075 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
4076 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
4077 config/frv/frv-asm.h, config/frv/frv-protos.h,
4078 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
4079 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
4080 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
4081 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
4082 config/s390/s390.opt, config/s390/s390-modes.def,
4083 config/s390/fixdfdi.h, config/s390/constraints.md,
4084 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
4085 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
4086 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
4087 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
4088 config/m32c/prologue.md, config/m32c/m32c.abi,
4089 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
4090 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
4091 config/m32c/t-m32c, config/m32c/m32c-modes.def,
4092 config/m32c/jump.md, config/m32c/shift.md,
4093 config/m32c/m32c-protos.h, config/libgloss.h,
4094 config/spu/spu-protos.h, config/spu/predicates.md,
4095 config/spu/spu-builtins.h, config/spu/spu.c,
4096 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
4097 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
4098 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
4099 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
4100 config/sparc/hypersparc.md, config/sparc/predicates.md,
4101 config/sparc/linux.h, config/sparc/sp64-elf.h,
4102 config/sparc/supersparc.md, config/sparc/cypress.md,
4103 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
4104 config/sparc/niagara.md, config/sparc/sparc.md,
4105 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
4106 config/sparc/sparc.opt, config/sparc/sync.md,
4107 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
4108 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
4109 config/sparc/sparc.c, config/sparc/little-endian.opt,
4110 config/sparc/sysv4-only.h, config/sparc/sparc.h,
4111 config/sparc/linux64.h, config/sparc/freebsd.h,
4112 config/sparc/sol2.h, config/sparc/rtemself.h,
4113 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
4114 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
4115 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
4116 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
4117 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
4118 config/m32r/linux.h, config/m32r/constraints.md,
4119 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
4120 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
4121 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
4122 config/i386/i386.md, config/i386/netware-crt0.c,
4123 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
4124 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
4125 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
4126 config/i386/sol2.h, config/i386/constraints.md,
4127 config/i386/netware-libgcc.c, config/i386/sysv5.h,
4128 config/i386/predicates.md, config/i386/geode.md,
4129 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
4130 config/i386/freebsd64.h, config/i386/vxworksae.h,
4131 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
4132 config/i386/rtemself.h, config/i386/netbsd-elf.h,
4133 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
4134 config/i386/netware.h, config/i386/i386-modes.def,
4135 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
4136 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
4137 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
4138 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
4139 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
4140 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
4141 config/i386/xm-mingw32.h, config/i386/linux64.h,
4142 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
4143 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
4144 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
4145 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
4146 config/i386/cygwin2.c, config/i386/i386-protos.h,
4147 config/i386/sync.md, config/i386/openbsd.h,
4148 config/i386/host-mingw32.c, config/i386/i386-aout.h,
4149 config/i386/nto.h, config/i386/biarch64.h,
4150 config/i386/i386-coff.h, config/i386/freebsd.h,
4151 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
4152 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
4153 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
4154 config/darwin-protos.h, config/linux.opt, config/sol2.c,
4155 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
4156 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
4157 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
4158 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
4159 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
4160 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
4161 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
4162 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
4163 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
4164 config/sh/superh64.h, config/sh/rtemself.h,
4165 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
4166 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
4167 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
4168 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
4169 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
4170 config/avr/predicates.md, config/avr/constraints.md,
4171 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
4172 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
4173 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
4174 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
4175 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
4176 config/c4x/c4x-modes.def, config/c4x/rtems.h,
4177 config/c4x/predicates.md, config/c4x/c4x.h,
4178 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
4179 config/xtensa/predicates.md, config/xtensa/xtensa.c,
4180 config/xtensa/linux.h, config/xtensa/xtensa.h,
4181 config/xtensa/elf.h, config/xtensa/xtensa.md,
4182 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
4183 config/xtensa/xtensa-protos.h, config/dbx.h,
4184 config/stormy16/predicates.md, config/stormy16/stormy16.md,
4185 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
4186 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
4187 config/host-solaris.c, config/fr30/fr30.h,
4188 config/fr30/predicates.md, config/fr30/fr30-protos.h,
4189 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
4190 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
4191 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
4192 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
4193 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
4194 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
4195 config/host-linux.c, config/interix3.h, config/cris/cris.c,
4196 config/cris/predicates.md, config/cris/linux.h,
4197 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
4198 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
4199 config/cris/aout.opt, config/cris/cris-protos.h,
4200 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
4201 config/iq2000/iq2000.h, config/iq2000/predicates.md,
4202 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
4203 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
4204 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
4205 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
4206 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
4207 config/chorus.h, config/mn10300/mn10300.c,
4208 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
4209 config/mn10300/mn10300.h, config/mn10300/linux.h,
4210 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
4211 config/mn10300/mn10300.md, config/ia64/predicates.md,
4212 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
4213 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
4214 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
4215 config/ia64/freebsd.h, config/ia64/ia64.md,
4216 config/ia64/ia64-modes.def, config/ia64/constraints.md,
4217 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
4218 config/gofast.h, config/rtems.h, config/sol2-10.h,
4219 config/m68k/predicates.md, config/m68k/m68k.md,
4220 config/m68k/linux.h, config/m68k/m68k-modes.def,
4221 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
4222 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
4223 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
4224 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
4225 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
4226 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
4227 config/m68k/constraints.md, config/m68k/rtemself.h,
4228 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
4229 config/m68k/uclinux.h, config/rs6000/power4.md,
4230 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
4231 config/rs6000/linux.h, config/rs6000/eabi.h,
4232 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
4233 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
4234 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
4235 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
4236 config/rs6000/windiss.h, config/rs6000/603.md,
4237 config/rs6000/aix41.h, config/rs6000/cell.md,
4238 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
4239 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
4240 config/rs6000/darwin.md, config/rs6000/darwin64.h,
4241 config/rs6000/default64.h, config/rs6000/7xx.md,
4242 config/rs6000/darwin.opt, config/rs6000/spe.md,
4243 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
4244 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
4245 config/rs6000/7450.md, config/rs6000/linux64.h,
4246 config/rs6000/constraints.md, config/rs6000/440.md,
4247 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
4248 config/rs6000/rs6000.c, config/rs6000/aix52.h,
4249 config/rs6000/rs6000.h, config/rs6000/power6.md,
4250 config/rs6000/predicates.md, config/rs6000/altivec.md,
4251 config/rs6000/aix64.opt, config/rs6000/rios1.md,
4252 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
4253 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
4254 config/rs6000/darwin7.h, config/rs6000/dfp.md,
4255 config/rs6000/linux64.opt, config/rs6000/sync.md,
4256 config/rs6000/vxworksae.h, config/rs6000/power5.md,
4257 config/rs6000/lynx.h, config/rs6000/biarch64.h,
4258 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
4259 config/rs6000/eabispe.h, config/rs6000/e500.h,
4260 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
4261 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
4262 config/rs6000/aix.h, config/rs6000/vxworks.h,
4263 config/rs6000/40x.md, config/rs6000/aix51.h,
4264 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
4265 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
4266 config/arc/arc.h, config/mcore/mcore-elf.h,
4267 config/mcore/mcore-protos.h, config/mcore/predicates.md,
4268 config/mcore/mcore.md, config/mcore/mcore.c,
4269 config/mcore/mcore.opt, config/mcore/mcore.h,
4270 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
4271 config/score/predicates.md, config/score/score-version.h,
4272 config/score/score-protos.h, config/score/misc.md,
4273 config/score/elf.h, config/score/score.c, config/score/mac.md,
4274 config/score/score7.md, config/score/score.h,
4275 config/score/score-conv.h, config/score/score-mdaux.c,
4276 config/score/score.md, config/score/score.opt,
4277 config/score/score-modes.def, config/score/score-mdaux.h,
4278 config/score/mul-div.S, config/arm/uclinux-elf.h,
4279 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
4280 config/arm/symbian.h, config/arm/linux-elf.h,
4281 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
4282 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
4283 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
4284 config/arm/strongarm-pe.h, config/arm/arm.h,
4285 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
4286 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
4287 config/arm/arm-modes.def, config/arm/linux-eabi.h,
4288 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
4289 config/arm/arm-cores.def, config/arm/arm-protos.h,
4290 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
4291 config/arm/wince-pe.h, config/arm/neon.md,
4292 config/arm/constraints.md, config/arm/neon.ml,
4293 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
4294 config/arm/arm.opt, config/arm/arm926ejs.md,
4295 config/arm/predicates.md, config/arm/iwmmxt.md,
4296 config/arm/arm_neon.h, config/arm/unknown-elf.h,
4297 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
4298 config/arm/neon-testgen.ml, config/arm/arm.md,
4299 config/arm/xscale-coff.h, config/arm/pe.c,
4300 config/arm/arm-generic.md, config/arm/pe.h,
4301 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
4302 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
4303 config/arm/strongarm-elf.h, config/arm/cirrus.md,
4304 config/arm/netbsd-elf.h, config/arm/vxworks.h,
4305 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
4306 config/pa/predicates.md, config/pa/pa64-hpux.h,
4307 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
4308 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
4309 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
4310 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
4311 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
4312 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
4313 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
4314 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
4315 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
4316 config/pa/pa64-regs.h, config/pa/pa-modes.def,
4317 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
4318 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
4319 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
4320 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
4321 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
4322 config/mips/linux64.h, config/mips/elforion.h,
4323 config/mips/constraints.md, config/mips/generic.md,
4324 config/mips/predicates.md, config/mips/4300.md,
4325 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
4326 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
4327 config/mips/5k.md, config/mips/vr4120-div.S,
4328 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
4329 config/mips/mips-protos.h, config/mips/6000.md,
4330 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
4331 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
4332 config/mips/mips-modes.def, config/mips/vr.h,
4333 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
4334 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
4335 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
4336 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
4337 config/vax/openbsd1.h, config/vax/netbsd.h,
4338 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
4339 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
4340 config/h8300/rtems.h, config/h8300/predicates.md,
4341 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
4342 config/h8300/h8300.md, config/h8300/h8300.opt,
4343 config/h8300/coff.h, config/h8300/h8300-protos.h,
4344 config/v850/v850.md, config/v850/predicates.md,
4345 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
4346 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
4347 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
4348 config/mmix/mmix.h, config/mmix/predicates.md,
4349 config/mmix/mmix-protos.h, config/mmix/mmix.md,
4350 config/mmix/mmix.c, config/mmix/mmix.opt,
4351 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
4352 config/bfin/rtems.h, config/bfin/bfin-modes.def,
4353 config/bfin/predicates.md, config/bfin/bfin-protos.h,
4354 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
4357 2007-08-02 Richard Sandiford <richard@codesourcery.com>
4359 * emit-rtl.c (reset_used_decls): Rename to...
4360 (set_used_decls): ...this. Set the used flag rather than clearing it.
4361 (unshare_all_rtl_again): Update accordingly. Set flags on argument
4362 DECL_RTLs rather than resetting them.
4364 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
4366 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
4368 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
4370 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
4371 argument to find_reloads_address.
4373 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
4375 PR tree-optimization/32919
4376 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
4377 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
4378 (coalesce_ssa_name): Call it.
4380 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
4381 David Ung <davidu@mips.com>
4383 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
4384 (__mips16_unorddf2, __mips16_floatunsidf): New.
4385 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
4387 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
4389 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4391 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
4392 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
4393 * tree.h (OMP_SECTIONS_CONTROL): New macro.
4394 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
4395 * omp-low.c (get_ws_args_for, determine_parallel_type,
4396 expand_omp_for_generic, expand_omp_for_static_nochunk,
4397 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
4398 Work with more precise CFG.
4399 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
4400 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
4402 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
4403 * gimple-low.c (lower_stmt): Ditto.
4404 * tree-inline.c (estimate_num_insns_1): Ditto.
4405 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
4406 (OMP_SECTIONS_SWITCH): New.
4407 * tree-cfgcleanup.c (cleanup_omp_return): New.
4408 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
4409 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
4410 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
4411 (tree_redirect_edge_and_branch): Handle omp constructs.
4413 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
4414 with three arguments.
4416 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4418 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
4421 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4423 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
4424 the loop structures may need fixing.
4425 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
4427 (cleanup_tree_cfg_loop): Removed.
4428 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
4429 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
4430 instead of running cleanup_tree_cfg_loop.
4431 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
4432 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
4433 (tree_predictive_commoning): Declaration changed.
4434 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
4436 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4438 * doc/invoke.texi (l1-cache-size): Update documentation.
4439 (l2-cache-size): Document.
4440 * params.h (L2_CACHE_SIZE): New macro.
4441 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
4442 that L1_CACHE_SIZE is in kB now.
4443 (L2_CACHE_SIZE_BYTES): New macro.
4444 (tree_ssa_prefetch_arrays): Show size in kB.
4445 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
4446 and l2_cache_size fields.
4447 * config/i386/driver-i386.c (describe_cache): Detect cache size
4449 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
4450 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
4451 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
4452 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
4453 (override_options): Set l1-cache-size and l2-cache-size to default
4454 values if not specified otherwise.
4455 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
4456 (PARAM_L2_CACHE_SIZE): New.
4458 2007-08-01 Nigel Stephens <nigel@mips.com>
4459 David Ung <davidu@mips.com>
4460 Thiemo Seufer <ths@mips.com>
4461 Chris Dearman <chris@mips.com>
4462 Richard Sandiford <richard@codesourcery.com>
4464 * config.gcc (mips*-sde-elf*): New stanza.
4465 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
4466 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
4467 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
4468 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
4469 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
4470 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
4472 * config/mips/sde.h: New file.
4473 * config/mips/t-libgcc-mips16: Likewise.
4474 * config/mips/t-sde: Likewise.
4475 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
4476 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
4477 _MIPS_FPSET and _MIPS_SZINT.
4478 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
4479 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
4480 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
4481 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
4482 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4483 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4484 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
4485 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
4486 _MIPS_SZPTR and _MIPS_FPSET.
4487 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
4488 architecture is specified.
4489 (MIPS_32BIT_OPTION_SPEC): New macro.
4491 2007-07-31 Dan Hipschman <dsh@google.com>
4493 * gcc.c (end_going_arg): New function.
4494 (do_spec_2): Use it.
4495 (do_spec_1): Use it.
4497 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
4499 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
4500 only if ENABLE_CHECKING is defined.
4502 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
4504 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
4505 df_ru_add_problem, df_ru_get_bb_info): Removed.
4506 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
4507 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
4508 df_ru_free_bb_info, df_ru_alloc,
4509 df_ru_bb_local_compute_process_def,
4510 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
4511 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
4512 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
4513 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
4514 df_ru_add_problem): Removed.
4516 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4519 * pa.md (casesi32): Use match_scratch. Revise insn condition.
4520 (casesi32p, casesi64p): Likewise.
4521 (casesi): Adjust for above.
4523 2007-07-31 Richard Sandiford <richard@codesourcery.com>
4525 * mode-switching.c (create_pre_exit): Don't search past calls.
4527 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
4529 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
4531 2007-07-31 Revital Eres <eres@il.ibm.com>
4533 * ddg.c (add_deps_for_def): Rename to...
4534 (add_cross_iteration_register_deps): This. Change implementation
4535 to use only reaching def and def-use chains to construct the
4536 inter loop dependencies.
4537 (add_deps_for_use): Remove function.
4538 (build_inter_loop_deps): Call add_cross_iteration_register_deps
4539 function to build the inter loop dependencies.
4540 * modulo-sched.c (sms_schedule): Build only
4541 reaching def and def-use chains for the propose of the ddg
4544 2007-07-31 Julian Brown <julian@codesourcery.com>
4546 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
4547 New define_insns. Use correct RTL.
4548 (vec_set<mode>): Write as expander.
4550 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
4552 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
4553 to an unallocated space.
4555 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
4558 (split_constant_offset): Enable split_constant_offset to extract
4559 constants from other statements.
4560 * tree-vect-transform.c
4561 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
4562 to a temp var. Force base_offset to be simple.
4564 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
4566 * df-scan.c (df_scan_verify): Remove artificial limit on
4567 the number of blocks for verification.
4568 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
4569 df_simulate_defs): Avoid unnecessary insn checking for defs.
4571 2007-07-29 Mark Mitchell <mark@codesourcery.com>
4573 * config/m68k/lb1sf68.asm (FUNC): New macro.
4575 (__udivsi3): Likewise.
4576 (__divsi3): Likewise.
4577 (__umodsi3): Likewise.
4578 (__modsi3): Likewise.
4579 (__subdf3): Likewise.
4580 (__adddf3): Likewise.
4581 (__muldf3): Likewise.
4582 (__divdf3): Likewise.
4583 (__negdf2): Likewise.
4584 (__cmpdf2): Likewise.
4585 (__subsf3): Likewise.
4586 (__addsf3): Likewise.
4587 (__mulsf3): Likewise.
4588 (__divsf3): Likewise.
4589 (__negsf2): Likewise.
4590 (__cmpsf2): Likewise.
4591 (__eqdf2): Likewise.
4592 (__nedf2): Likewise.
4593 (__gtdf2): Likewise.
4594 (__gedf2): Likewise.
4595 (__ltdf2): Likewise.
4596 (__ledf2): Likewise.
4597 (__eqsf2): Likewise.
4598 (__nesf2): Likewise.
4599 (__gtsf2): Likewise.
4600 (__gesf2): Likewise.
4601 (__ltsf2): Likewise.
4602 (__lesf2): Likewise.
4604 2007-07-30 Ollie Wild <aaw@google.com>
4606 * c-ppoutput.c (print_lines_directives_only): New function.
4607 (scan_translation_unit_directives_only): New function.
4608 (preprocess_file): Add call to scan_translation_unit_directives_only.
4609 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
4610 (sanitize_cpp_opts): Add default flag_dump_macros setting for
4611 -fdirectives-only. Add errors for -fdirectives-only conflict with
4612 -Wunused-macros and -traditional.
4613 (finish_options): Add builtin macro initialization for
4614 -fdirectives-only + -fpreprocessed.
4615 * c.opt (fdirectives-only): New.
4616 * doc/cppopts.texi (fdirectives-only): New.
4618 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4620 * alias.c (record_set, memory_modified_1): Constify.
4621 * bt-load.c (note_btr_set): Likewise.
4622 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
4623 * combine.c (set_nonzero_bits_and_sign_copies,
4624 expand_field_assignment, record_dead_and_set_regs_1,
4625 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
4626 likely_spilled_retval_1): Likewise.
4627 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
4628 frv_io_handle_set): Likewise.
4629 * config/mips/mips.c (mips_sim_record_set,
4630 vr4130_true_reg_dependence_p_1): Likewise.
4631 * config/mt/mt.c (insn_dependent_p_1): Likewise.
4632 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
4633 * config/sh/sh.c (flow_dependent_p_1): Likewise.
4634 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
4635 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
4636 * ddg.c (mark_mem_store): Likewise.
4637 * df-problems.c (df_urec_mark_reg_change): Likewise.
4638 * function.c (update_epilogue_consts): Likewise.
4639 * gcse.c (record_set_info, record_last_set_info,
4640 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
4641 reg_clear_last_set): Likewise.
4642 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
4644 * jump.c (reversed_comparison_code_parts): Likewise.
4645 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
4646 reg_is_set): Likewise.
4647 * loop-iv.c (mark_altered): Likewise.
4648 * mode-switching.c (reg_becomes_live): Likewise.
4649 * optabs.c (no_conflict_move_test): Likewise.
4650 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
4652 * postreload.c (reload_combine_note_store, move2add_note_store):
4654 * regmove.c (flags_set_1): Likewise.
4655 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
4657 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
4659 * resource.c (update_live_status): Likewise.
4660 * rtl.h (set_of, note_stores): Likewise.
4661 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
4662 note_stores, parms_set): Likewise.
4663 * sched-rgn.c (sets_likely_spilled_1): Likewise.
4664 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
4666 * var-tracking.c (count_stores, add_stores): Likewise.
4668 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4670 * alias.c (mems_in_disjoint_alias_sets_p,
4671 fixed_scalar_and_varying_struct_p, aliases_everything_p,
4672 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
4673 write_dependence_p, mems_in_disjoint_alias_sets_p,
4674 read_dependence, true_dependence, canon_true_dependence,
4675 anti_dependence, output_dependence): Constify.
4676 * combine.c (extended_count): Likewise.
4677 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
4678 * cselib.c (get_value_hash, references_value_p,
4679 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
4680 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
4681 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
4682 * function.c (contains, prologue_epilogue_contains,
4683 sibcall_epilogue_contains): Likewise.
4684 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
4685 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
4686 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
4687 reg_or_subregno): Likewise.
4688 * recog.c (asm_noperands): Likewise.
4689 * reload1.c (function_invariant_p): Likewise.
4690 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
4691 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
4692 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
4693 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
4694 true_regnum, reg_or_subregno, condjump_in_parallel_p,
4695 extended_count, prologue_epilogue_contains,
4696 sibcall_epilogue_contains, function_invariant_p, true_dependence,
4697 canon_true_dependence, read_dependence, anti_dependence,
4698 output_dependence): Likewise.
4699 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
4701 2007-07-30 Julian Brown <julian@codesourcery.com>
4703 * config/arm/neon.md (V_ext): New mode attribute.
4704 (neon_vget_lane<mode>): Replace with define_expand.
4705 (neon_vget_lane<mode>_sext_internal)
4706 (neon_vget_lane<mode>_zext_internal): New define_insns for double
4707 and quad precision vectors.
4708 (neon_vget_lanedi): Add bounds check. Remove dead comment.
4709 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
4710 have typeless 32-bit result.
4712 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4715 * tree-affine.h (aff_tree): The type of rest is sizetype for types
4717 * tree-affine.c (aff_combination_scale): If type is a pointer type,
4718 use sizetype for rest.
4719 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
4720 (aff_combination_convert): Don't convert rest for pointer types.
4722 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
4724 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
4726 * tree-ssa-alias.c: Add alloc-pool.h.
4727 (init_alias_info): Free alias_bitmap_obstack.
4728 (delete_alias_info): Call delete_mem_ref_stats.
4729 (get_mem_sym_stats_for): Use alloc_pool.
4730 (init_mem_ref_stats): Do not delete mem_ref_stats here.
4731 (delete_mem_sym_stats): Removed.
4733 2007-07-29 Sebastian Pop <sebpop@gmail.com>
4735 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
4736 functions cannot be represented as classical distance vectors.
4738 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4740 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
4741 * builtins.c (validate_arg, builtin_mathfn_code,
4742 validate_arglist): Likewise.
4743 * calls.c (call_expr_flags): Likewise.
4744 * combine.c (reg_nonzero_bits_for_combine,
4745 reg_num_sign_bit_copies_for_combine, get_last_value,
4746 reg_truncated_to_mode): Likewise.
4747 * emit-rtl.c (subreg_lowpart_p): Likewise.
4748 * expr.c (highest_pow2_factor_for_target,
4749 categorize_ctor_elements_1, categorize_ctor_elements,
4750 count_type_elements, contains_packed_reference,
4751 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
4752 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
4753 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
4754 native_encode_int, native_encode_real, native_encode_complex,
4755 native_encode_vector, native_encode_expr, native_interpret_int,
4756 native_interpret_real, native_interpret_complex,
4757 native_interpret_vector, native_interpret_expr): Likewise.
4758 * function.c (use_register_for_decl): Likewise.
4759 * gimplify.c (get_name): Likewise.
4760 * langhooks-def.h (lhd_return_null_const_tree): New.
4761 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
4762 * langhooks.c (lhd_return_null_const_tree): New.
4763 * langhooks.h (lang_get_callee_fndecl): Constify.
4764 * output.h (constructor_static_from_elts_p): Likewise.
4765 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
4766 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
4767 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
4768 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
4769 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
4770 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
4771 * rtlhooks-def.h (reg_nonzero_bits_general,
4772 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
4774 * rtlhooks.c (reg_num_sign_bit_copies_general,
4775 reg_nonzero_bits_general, reg_truncated_to_mode_general):
4777 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
4778 * stor-layout.c (mode_for_size_tree): Likewise.
4779 * tree-ssa-loop-im.c (memref_eq): Likewise.
4780 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
4781 * tree.c (contains_placeholder_p, type_list_equal,
4782 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
4784 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
4785 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
4786 contains_placeholder_p, contains_packed_reference,
4787 get_callee_fndecl, operand_equal_for_phi_arg_p,
4788 warn_if_unused_value, is_body_block, native_encode_expr,
4789 native_interpret_expr, fold_convertible_p, operand_equal_p,
4790 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
4791 validate_arglist, simple_cst_equal, type_list_equal,
4792 use_register_for_decl, call_expr_flags, get_name,
4793 highest_pow2_factor): Likewise.
4794 (const_call_expr_arg_iterator_d,
4795 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
4796 first_const_call_expr_arg, more_const_call_expr_args_p,
4797 FOR_EACH_CONST_CALL_EXPR_ARG): New.
4798 * varasm.c (constructor_static_from_elts_p): Constify.
4800 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
4802 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
4803 config/arm/neon-schedgen.ml, config/arm/neon.ml,
4804 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
4805 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
4806 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
4807 tree-vect-transform.c, tree.def: Fix comment typos. Follow
4808 spelling conventions.
4809 * doc/invoke.texi: Follow spelling conventions.
4811 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
4812 Revital Eres <eres@il.ibm.com>
4814 * modulo-sched.c (sms_schedule): Avoid loops which includes
4815 auto-increment instructions.
4817 2007-07-28 Richard Guenther <rguenther@suse.de>
4820 * fold-const.c (fold_cond_expr_with_comparison): Convert
4821 operand zero of MIN/MAX_EXPR to correct type.
4823 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4825 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
4826 flags_from_decl_or_type): Constify.
4827 * gcc.c (do_spec_1): Likewise.
4828 * print-tree.c (dump_addr, print_node_brief): Likewise.
4829 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
4830 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
4831 tree_purge_all_dead_eh_edges): Likewise.
4832 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
4833 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
4835 * tree.c (expr_location, expr_has_location, expr_locus,
4836 expr_filename, expr_lineno, get_inner_array_type,
4837 fields_compatible_p): Likewise.
4838 * tree.h (get_inner_array_type, fields_compatible_p,
4839 expr_location, expr_has_location, expr_locus, expr_filename,
4840 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
4841 setjmp_call_p, alloca_call_p): Likewise.
4843 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
4845 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
4846 TV_FLOW_INSENSITIVE.
4848 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
4850 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
4851 (compute_flow_insensitive_aliasing): Ditto for
4852 TV_FLOW_INSENSITIVE.
4854 2007-07-27 Jan Hubicka <jh@suse.cz>
4856 * config/i386/i386.c (register_move_cost): Remove accidentally
4857 comitted #if 0 block.
4859 * attribs.c: Include hashtab.h
4860 (attribute_hash): New.
4861 (substring): New structure.
4862 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
4864 (init_attributes): Initialize attribute hash.
4865 (decl_attributes): Use attribute hash.
4866 * Makefile.in (attribs.c): Depend on hashtab.h.
4868 2007-07-27 Steve Ellcey <sje@cup.hp.com>
4870 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
4872 2007-07-27 Richard Sandiford <richard@codesourcery.com>
4874 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
4875 __mips_dspr2 and __mips_dsp_rev macros.
4876 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
4878 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
4880 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
4882 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
4886 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
4887 and the updating of the live and do_not_gen sets.
4888 (df_note_bb_compute): Added updating of live and do_not_gen sets
4889 for regular defs so that the case of clobber inside conditional
4890 call is processed correctly.
4892 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4894 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
4895 operands with compatible type.
4897 2007-07-27 Richard Sandiford <richard@codesourcery.com>
4899 * expr.h (store_bit_field): Don't return a value.
4900 * expmed.c (check_predicate_volatile_ok): New function.
4901 (store_bit_field_1): New function, extracted from store_bit_field.
4902 Take a fallback_p argument and return true if the operation succeeded.
4903 Only use store_fixed_bit_field if fallback_p. Don't recompute
4904 mode_for_extraction; use op_mode instead. Try forcing memories
4905 into registers if the insv expander fails.
4906 (store_bit_field): Use store_bit_field_1 with fallback_p true.
4907 Don't return a value.
4908 (convert_extracted_bit_field): New function, extracted from
4910 (extract_bit_field_1): Likewise. Take a fallback_p argument
4911 and return NULL if the operation succeeded. Only use
4912 extract_fixed_bit_field if fallback_p. Only calculate one
4913 extraction mode. Combine code for extv and extzv. Try forcing
4914 memories into registers if the ext(z)v expander fails.
4915 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
4917 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4919 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
4921 (df_ref): Likewise. Put regno with other integer fields.
4923 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4925 * df.h (df_mw_hardreg): Remove "loc" field.
4926 * df-scan.c (df_ref_record): Don't set it. Remove redundant
4928 * df-problems.c (df_whole_mw_reg_unused_p): New function,
4929 split out from df_set_unused_notes_for_mw. Return false for
4930 partial references. Assert that mw_reg is a REG when returning true.
4931 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
4932 (df_whole_mw_reg_dead_p): New function, split out from
4933 df_set_dead_notes_for_mw. Return false for partial references.
4934 Assert that mw_reg is a REG when returning true.
4935 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
4936 Remove redundant bitmap check.
4938 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
4940 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
4941 ($(T)crtend.o): Likwise.
4942 ($(T)crtbeginS.o): Likwise.
4943 ($(T)crtendS.o): Likwise.
4944 ($(T)crtfastmath.o): Likwise.
4946 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
4948 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
4949 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
4950 * basic-block.h (struct control_flow_graph): Added x_dom_computed
4951 and x_n_bbs_in_dom_tree fields.
4953 2007-07-26 Steve Ellcey <sje@cup.hp.com>
4955 PR tree-optimization/32087
4956 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
4957 Do not call scale_bbs_frequencies_int with prob of zero.
4959 2007-07-26 Julian Brown <julian@codesourcery.com>
4961 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
4962 (neon_element_bits): Add prototypes.
4963 * config/arm/arm.c (bounds_check, neon_lane_bounds)
4964 (neon_const_bounds, neon_element_bits): New functions.
4965 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
4966 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
4967 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
4968 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
4969 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
4970 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
4971 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
4972 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
4973 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
4974 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
4975 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
4976 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
4977 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
4979 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
4981 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
4982 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
4984 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
4985 Julian Brown <julian@codesourcery.com>
4987 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
4988 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
4989 * config/arm/cortex-a8.md: New.
4990 * config/arm/cortex-a8-neon.md: New.
4991 * config/arm/neon-schedgen.ml: New.
4992 * config/arm/neon.md (vqh_mnem): New.
4994 (Is_float_mode): New.
4995 (Scalar_mul_8_16): New.
4997 (V_mode_nunits): New.
4998 (All instruction patterns): Annotate with neon_type attribute
5000 * config/arm/arm.md: Include cortex-a8.md.
5001 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
5003 Annotate instruction patterns accordingly.
5004 (generic_sched): Do not use generic scheduling for Cortex-A8.
5005 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
5007 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
5009 * fold-const.c (fold_read_from_constant_string): Use
5011 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5013 2007-07-26 Nick Clifton <nickc@redhat.com>
5015 * tree-ssa-operands.h: Change copyright header to refer to version
5016 3 of the GNU General Public License and to point readers at the
5017 COPYING3 file and the FSF's license web page.
5018 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
5019 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
5020 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
5021 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
5022 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
5023 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
5024 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
5025 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
5026 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
5027 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
5028 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
5029 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
5030 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
5031 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
5032 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
5033 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
5034 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
5035 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
5036 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
5037 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
5038 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
5039 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
5040 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
5041 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
5042 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
5043 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
5044 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
5045 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
5046 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
5047 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
5048 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
5049 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
5050 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
5051 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
5052 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
5053 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
5054 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
5055 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
5056 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
5057 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
5058 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
5059 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
5060 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
5061 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
5062 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
5063 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
5064 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
5065 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
5066 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
5067 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
5068 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
5069 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
5070 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
5071 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
5072 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
5073 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
5074 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
5075 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
5076 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
5077 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
5078 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
5079 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
5080 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
5081 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
5082 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
5083 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
5084 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
5085 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
5086 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
5087 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
5088 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
5089 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
5090 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
5091 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
5092 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
5093 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
5094 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
5095 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
5096 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
5097 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
5098 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
5099 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
5100 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
5101 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
5102 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
5103 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
5104 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
5105 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
5106 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
5107 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
5108 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
5109 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
5110 vecprim.h, basic-block.h, tree-ssa-structalias.c,
5111 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
5112 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
5113 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
5114 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
5115 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
5116 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
5117 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
5118 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
5119 convert.c, convert.h, langhooks-def.h, reload1.c,
5120 tree-ssa-operands.c: Likewise.
5122 2007-07-26 Jan Hubicka <jh@suse.cz>
5124 * tree-ssa-live.c: Include debug.h and flags.h.
5125 (mark_scope_block_unused): New function.
5126 (remove_unused_scope_block_p): New function.
5127 (remove_unused_locals): Remove unused blocks too.
5129 2007-07-25 Ian Lance Taylor <iant@google.com>
5131 * combine.c (combine_max_regno): Remove. Remove all uses.
5132 (struct reg_stat_struct): Rename from struct reg_stat.
5133 (reg_stat_type): Define, and declare VECs.
5134 (reg_stat): Change from pointer to VEC. Change all uses.
5135 (combine_split_insns): New static function.
5136 (try_combine, find_split_point): Call it instead of split_insns.
5138 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5140 * cfghooks.c (split_block): Fix the information about loop latch.
5142 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5144 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
5146 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5148 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
5149 Scan the new edge for loop exit info.
5151 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
5153 * config/darwin.c: Include debug.h.
5155 2007-07-25 Steve Ellcey <sje@cup.hp.com>
5158 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
5160 2007-07-25 Steve Ellcey <sje@cup.hp.com>
5162 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
5163 (HARD_REGNO_MODE_OK): Ditto.
5164 (MODES_TIEABLE_P): Ditto.
5165 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
5166 (CLASS_MAX_NREGS): Ditto.
5167 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
5168 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
5169 (divdf3_internal_thr): Removed.
5170 * config/ia64/div.md: New file.
5171 * config/ia64/constraints.md: Add H constraint.
5173 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5175 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
5176 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
5177 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
5178 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
5179 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
5180 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
5181 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
5182 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
5183 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
5184 dump_sbitmap_file, debug_sbitmap, popcount_table,
5185 sbitmap_popcount): Constify.
5186 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
5187 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
5188 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
5189 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
5190 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
5191 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
5192 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
5193 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
5194 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
5195 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
5196 sbitmap_popcount, sbitmap_verify_popcount): Constify.
5198 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5200 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
5201 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
5202 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
5203 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
5204 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
5205 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
5206 bitmap_intersect_p, bitmap_intersect_compl_p,
5207 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
5208 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
5210 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
5211 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
5212 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
5213 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
5214 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
5215 debug_bitmap, debug_bitmap_file, bitmap_print,
5216 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
5217 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
5219 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
5221 * config/darwin.c (darwin_override_options): Additional fix for
5222 debug info formats that don't support var tracking.
5224 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5226 * cselib.c (entry_and_rtx_equal_p): Constify.
5227 * gengtype.c (output_mangled_typename, write_types, write_local):
5229 * gengtype.h (const_type_p): New.
5230 * see.c (eq_descriptor_extension, hash_descriptor_extension):
5232 * tlink.c (scan_linker_output): De-constify.
5233 * tree-ssa-loop-im.c (memref_eq): Constify.
5234 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
5235 (shared_bitmap_hash, shared_bitmap_eq): Constify.
5237 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5239 * c-common.c (fname_as_string, c_type_hash): Constify.
5240 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
5241 * cgraph.c (edge_hash, edge_eq): Likewise.
5242 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
5243 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
5244 reg_attrs_htab_eq): Likewise.
5245 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
5247 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
5248 const_decl_t, const_state_t, const_automata_list_el_t): New.
5249 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
5250 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
5251 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
5252 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
5253 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
5254 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
5255 compare_max_occ_cycle_nums, out_state_arcs_num,
5256 compare_transition_els_num, units_cmp, state_reservs_cmp):
5258 * genmodes.c (cmp_modes): Likewise.
5259 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
5260 * gimplify.c (compare_case_labels): Likewise.
5261 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
5262 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
5263 * matrix-reorg.c (mtt_info_hash): Likewise.
5264 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
5265 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
5266 (htab_hash_bucket, htab_hash_elem): Constify.
5267 * tree-browser.c (TB_parent_eq): Likewise.
5268 * tree-scalar-evolution.c (hash_scev_info): Likewise.
5269 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
5270 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
5271 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
5273 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
5274 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
5275 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
5276 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
5277 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
5279 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
5280 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
5281 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
5282 * tree-ssa-threadupdate.c (redirection_data_hash,
5283 redirection_data_eq): Likewise.
5284 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
5285 * tree-ssa.c (var_ann_eq): Likewise.
5286 * tree-vrp.c (compare_case_labels): Likewise.
5287 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
5288 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
5289 tree_not_check_failed, tree_class_check_failed,
5290 tree_range_check_failed, tree_not_class_check_failed,
5291 omp_clause_check_failed, omp_clause_range_check_failed,
5292 tree_contains_struct_check_failed, tree_operand_check_failed):
5294 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
5295 tree_not_check_failed, tree_class_check_failed,
5296 tree_range_check_failed, tree_not_class_check_failed,
5297 tree_operand_check_failed, omp_clause_operand_check_failed,
5298 tree_operand_length): Likewise.
5299 * var-tracking.c (const_variable): New.
5300 (variable_htab_hash, variable_htab_eq): Constify.
5301 * varasm.c (const_desc_hash): Likewise.
5303 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5305 * expr.c (handled_component_p): Constify.
5306 * fold-const.c (fit_double_type): Likewise.
5307 * real.h (real_value_from_int_cst): Likewise.
5308 * tree-flow-inline.h (gimple_in_ssa_p,
5309 gimple_aliases_computed_p, gimple_addressable_vars,
5310 gimple_call_clobbered_vars, gimple_referenced_vars,
5311 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
5312 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
5313 may_aliases, end_readonly_imm_use_p, has_zero_uses,
5314 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
5315 is_label_stmt, is_global_var, phi_ssa_name_p,
5316 factoring_name_p, is_call_clobbered, tree_common_ann,
5317 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
5318 unmodifiable_var_p, array_ref_contains_indirect_ref,
5319 ref_contains_array_ref, lookup_subvars_for_var,
5320 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
5321 gimple_mem_ref_stats): Likewise.
5322 * tree-flow.h (tree_common_ann, var_ann, function_ann,
5323 may_aliases, is_exec_stmt, is_label_stmt,
5324 ref_contains_array_ref, array_ref_contains_indirect_ref,
5325 var_can_have_subvars, overlap_subvar, is_call_clobbered,
5326 unmodifiable_var_p): Likewise.
5327 * tree-gimple.c (is_gimple_min_invariant): Likewise.
5328 * tree-gimple.h (is_gimple_min_invariant): Likewise.
5329 * tree.c (type_hash_list, attribute_hash_list, tree_size,
5330 cst_and_fits_in_hwi, real_value_from_int_cst,
5331 build_real_from_int_cst, integer_zerop, integer_onep,
5332 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
5333 tree_floor_log2, real_zerop, real_onep, real_twop,
5334 real_minus_onep, really_constant_p, purpose_member, chain_member,
5335 list_length, fields_length, int_size_in_bytes, bit_position,
5336 int_bit_position, byte_position, int_byte_position, expr_align,
5337 array_type_nelts, tree_node_structure,
5338 type_contains_placeholder_1, iterative_hash_pointer,
5339 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
5340 tree_map_base_eq, type_hash_list, type_hash_eq,
5341 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
5342 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
5343 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
5344 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
5345 int_fits_type_p, get_containing_scope, decl_function_context,
5346 decl_type_context, omp_clause_operand_check_failed,
5347 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
5348 * tree.h (omp_clause_operand_check_failed, tree_size,
5349 build_real_from_int_cst, array_type_nelts, purpose_member,
5350 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
5351 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
5352 is_attribute_p, check_qualified_type, expr_align,
5353 int_size_in_bytes, bit_position, int_bit_position, byte_position,
5354 int_byte_position, list_length, fields_length, initializer_zerop,
5355 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
5356 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
5357 tree_node_structure, handled_component_p, get_containing_scope,
5358 decl_function_context, decl_type_context, real_zerop,
5359 type_num_arguments, fit_double_type, really_constant_p,
5360 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
5361 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
5362 real_twop, real_minus_onep, int_cst_value): Likewise.
5364 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5366 * cfglayout.c (insn_scope, insn_line): Constify.
5367 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
5368 const_double_htab_hash, const_double_htab_eq,
5369 mem_attrs_htab_hash): Likewise.
5370 * loop-iv.c (biv_eq): Likewise.
5371 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
5372 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
5373 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
5375 * rtl-error.c (location_for_asm, diagnostic_for_asm,
5376 error_for_asm, warning_for_asm, _fatal_insn,
5377 _fatal_insn_not_found): Likewise.
5378 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
5379 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
5380 rtl_check_failed_type2, rtl_check_failed_code1,
5381 rtl_check_failed_code2, rtl_check_failed_code_mode,
5382 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
5383 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
5384 rtl_check_failed_type2, rtl_check_failed_code1,
5385 rtl_check_failed_code2, rtl_check_failed_code_mode,
5386 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
5387 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
5388 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
5389 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
5390 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
5391 rtx_unstable_p, get_integer_term, get_related_value,
5392 offset_within_block_p, reg_mentioned_p, count_occurrences,
5393 reg_referenced_p, reg_used_between_p, no_labels_between_p,
5394 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
5395 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
5396 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
5397 find_constant_src, find_reg_fusage, find_regno_fusage,
5398 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
5399 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
5400 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
5401 computed_jump_p, auto_inc_p, in_expr_list_p,
5402 remove_node_from_expr_list, loc_mentioned_in_p,
5403 label_is_jump_target_p, reversed_comparison_code_parts,
5404 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
5405 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
5406 print_inline_rtx): Likewise.
5407 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
5408 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
5409 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
5410 get_integer_term, get_related_value, offset_within_block_p,
5411 count_occurrences, reg_mentioned_p, no_labels_between_p,
5412 reg_used_between_p, reg_referenced_p, single_set_2,
5413 multiple_sets, set_noop_p, refers_to_regno_p,
5414 reg_overlap_mentioned_p, dead_or_set_p,
5415 covers_regno_no_parallel_p, covers_regno_p,
5416 dead_or_set_regno_p, find_reg_note, find_regno_note,
5417 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
5418 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
5419 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
5420 side_effects_p, may_trap_p_1, may_trap_p,
5421 may_trap_after_code_motion_p, may_trap_or_fault_p,
5422 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
5423 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
5424 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
5425 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
5426 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
5428 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
5429 warning_for_asm): Likewise.
5430 * tree.h (print_rtl): Likewise.
5431 * varasm.c (get_pool_mode): Likewise.
5433 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5435 * c-lex.c (c_lex_with_flags, lex_string): Constify.
5436 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
5437 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
5438 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
5439 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
5440 * ddg.c (compare_sccs): Likewise.
5441 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
5442 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
5443 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
5444 decimal_do_fix_trunc, decimal_real_to_integer,
5445 decimal_real_to_integer2, decimal_real_maxval): Likewise.
5446 * dse.c (const_group_info_t): New.
5447 (invariant_group_base_eq, invariant_group_base_hash): Constify.
5448 * dwarf2out.c (const_dw_die_ref): New.
5449 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
5450 * tree-browser.c (TB_parent_eq): Likewise.
5451 * unwind-dw2-fde.c (__register_frame_info_bases,
5452 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
5453 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
5455 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
5456 * unwind-dw2.c (uw_frame_state_for): Likewise.
5457 * value-prof.c (histogram_hash, histogram_eq): Likewise.
5458 * value-prof.h (const_histogram_value): New.
5460 2007-07-25 Richard Sandiford <richard@codesourcery.com>
5462 * config/mips/mips.c (machine_function): Add
5463 initialized_mips16_gp_pseudo_p.
5464 (mips16_gp_pseudo_reg): Do not emit the initialization of
5465 mips16_gp_pseudo_rtx when being called from the gimple cost-
5466 calculation routines; emit it on the first use outside those
5469 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5471 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
5474 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
5475 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
5476 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
5477 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
5478 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
5479 Preserve const-ness of parameters through use of __typeof(),
5480 also constify and tidy.
5482 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
5483 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
5484 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
5485 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
5486 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
5487 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
5488 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
5489 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
5490 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
5492 2007-07-25 Julian Brown <julian@codesourcery.com>
5493 Mark Shinwell <shinwell@codesourcery.com>
5495 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
5496 (alpha_mangle_type): This.
5497 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5498 (TARGET_MANGLE_TYPE): Define this instead.
5499 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
5500 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
5501 (arm_init_neon_builtins): Fix comment.
5502 (arm_mangle_map_entry): New.
5503 (arm_mangle_map): New.
5504 (arm_mangle_type): New.
5505 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
5506 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
5507 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
5508 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5509 (TARGET_MANGLE_TYPE): Define this instead.
5510 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
5511 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
5512 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
5513 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5514 (TARGET_MANGLE_TYPE): Define this instead.
5515 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
5517 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
5518 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5519 (TARGET_MANGLE_TYPE): Define this instead.
5520 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
5521 (s390_mangle_type): This.
5522 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5523 (TARGET_MANGLE_TYPE): Define this instead.
5524 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
5525 (sparc_mangle_type): This.
5526 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5527 (TARGET_MANGLE_TYPE): Define this instead.
5528 * cp/mangle.c (write_type): Call mangle_type target hook on all
5529 types before mangling. Use original type, not main variant, as
5531 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
5532 (TARGET_MANGLE_TYPE): This.
5533 * target.h (gcc_target): Rename mangle_fundamental_type to
5535 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
5536 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
5538 2007-07-25 Julian Brown <julian@codesourcery.com>
5539 Paul Brook <paul@codesourcery.com>
5540 Joseph Myers <joseph@codesourcery.com>
5541 Mark Shinwell <shinwell@codesourcery.com>
5543 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
5544 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
5545 (with_fpu): Allow --with-fpu=neon.
5546 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
5547 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
5548 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
5549 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
5550 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
5551 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
5552 (neon_emit_pair_result_insn, neon_disambiguate_copy)
5553 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
5554 (output_move_neon): Add prototypes.
5555 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
5556 (all_fpus): Add FPUTYPE_NEON.
5557 (fp_model_for_fpu): Add NEON field.
5558 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
5559 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
5561 (arm_legitimate_address_p): Don't support fancy addressing for NEON
5563 (thumb2_legitimate_address_p): Likewise.
5564 (neon_valid_immediate): Recognize and prepare constants suitable for
5566 (neon_immediate_valid_for_move): New function. Recognize and prepare
5567 immediates for NEON move instructions.
5568 (neon_immediate_valid_for_logic): New function. Recognize and
5569 prepare immediates for NEON logic instructions.
5570 (neon_output_logic_immediate): New function. Create asm string
5571 suitable for outputting immediate logic instructions.
5572 (neon_pairwise_reduce): New function. Implement reduction using
5573 pairwise operations.
5574 (neon_expand_vector_init): New function. Expand a (possibly
5575 non-constant) vector initialization.
5576 (neon_vector_mem_operand): New function. Memory operands supported
5577 for quad-word loads/stores to/from ARM or NEON registers. Don't
5578 allow base+offset addressing for core regs.
5579 (neon_struct_mem_operand): New function. Valid mems for NEON
5581 (coproc_secondary_reload_class): Enable NEON registers to be loaded
5582 from neon_vector_mem_operand addresses without a secondary register.
5583 (add_minipool_forward_ref): Handle >8-byte minipool entries.
5584 (add_minipool_backward_ref): Likewise.
5585 (dump_minipool): Likewise.
5586 (push_minipool_fix): Likewise.
5587 (output_move_quad): New function. Output quad-word moves, loads and
5588 stores using ARM registers.
5589 (output_move_vfp): Add support for vectors in VFP (NEON) D
5591 (output_move_neon): Output a NEON load/store to/from a quadword
5593 (arm_print_operand): Implement new codes:
5594 - 'c' for unadorned integers (without a # sign).
5595 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
5597 - 'e', 'f' for the low and high D parts of a NEON Q register.
5598 - 'q' outputs a NEON Q register.
5599 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
5600 - 'T' prints NEON opcode features from a coded bitmask.
5601 - 'F' is similar to T, but signed/unsigned codes both print as
5603 - 't' is similar to T, but 'u' is printed instead of 'p'.
5604 - 'O' prints 'r' if NEON instruction should perform rounding (as
5605 specified by bitmask), else prints nothing.
5606 - '#' is a punctuation character to stop operand numbers from
5607 running together with following digits in the assembler
5608 strings for instructions (when using mode attributes).
5609 (arm_assemble_integer): Handle extra NEON vector modes. Permute
5610 constant vectors in big-endian mode, where necessary.
5611 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
5612 Handle EI, OI, CI, XI modes.
5613 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
5614 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
5615 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
5616 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
5617 (neon_builtin_type_bits): Add enumeration, one bit for each vector
5619 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
5620 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
5621 to turn v8qi, etc. into bits defined above.
5622 (neon_itype): New enumeration. Classifications of NEON builtins.
5623 (neon_builtin_datum): Define struct. Contains information about
5624 a single builtin (with multiple modes).
5625 (CF): Define helper macro for...
5626 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
5628 (neon_builtin_data): New array. Define information about builtins
5629 for use during initialization/expansion.
5630 (arm_init_neon_builtins): New function.
5631 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
5633 (neon_builtin_compare): New function.
5634 (locate_neon_builtin_icode): New function. Find an insn code for a
5635 builtin given a function code for that builtin. Also return type of
5636 builtin (NEON_BINOP, NEON_UNOP etc.).
5637 (builtin_arg): New enumeration. Types of arguments for builtins.
5638 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
5639 Takes a variable argument list of builtin_arg types, terminated by
5641 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
5642 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
5643 (neon_emit_pair_result_insn): New function. Support returning pairs
5644 of vectors via a pointer.
5645 (neon_disambiguate_copy): New function. Set up operands for a
5646 multi-word copy such that registers do not get clobbered.
5647 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
5648 ARM_BUILTIN_NEON_BASE.
5649 (arm_file_start): Set float-abi attribute for NEON.
5650 (arm_vector_mode_supported_p): Enable NEON vector modes.
5651 (arm_mangle_map_entry): New.
5652 (arm_mangle_map): New.
5653 (arm_mangle_vector_type): New.
5654 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
5656 (TARGET_NEON): New macro. Target supports NEON.
5657 (fputype): Add FPUTYPE_NEON.
5658 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
5659 for vectorization based on command-line arg.
5660 (NEON_REGNO_OK_FOR_NREGS): Define.
5661 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
5662 (VALID_NEON_STRUCT_MODE): Define.
5663 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
5664 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
5665 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
5666 (consttable_16): Add pattern for outputting 16-byte minipool
5668 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
5670 (vec-common.md, neon.md): Include md files.
5671 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
5672 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
5673 (memory_constraint "Ut", "Un", "Us"): Define.
5674 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
5675 (MMX_char): New mode attribute.
5676 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
5677 (*add<mode>3_iwmmxt): New insn pattern.
5678 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
5679 (*sub<mode>3_iwmmxt): New insn pattern.
5680 (mulv4hi3): Rename to...
5681 (*mulv4hi3_iwmmxt): This.
5682 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
5683 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
5684 (uminv4hi3, uminv2si3): Remove. Replace with...
5685 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
5686 (*umin<mode>3_iwmmxt): These.
5687 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
5688 (ashr<mode>3_iwmmxt): This new pattern.
5689 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
5690 (lshr<mode>3_iwmmxt): This new pattern.
5691 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
5692 (ashl<mode>3_iwmmxt): This new pattern.
5693 * config/arm/neon-docgen.ml: New file. Generate documentation for
5695 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
5696 * config/arm/arm_neon.h: New (autogenerated).
5697 * config/arm/neon-testgen.ml: New file. Generate NEON tests
5699 * config/arm/neon.md: New file. Define NEON instructions.
5700 * config/arm/neon.ml: New file. Abstract description of NEON
5701 instructions, used to generate arm_neon.h header, documentation and
5703 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
5704 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
5706 * doc/extend.texi (ARM Built-in Functions): Rename and remove
5708 (ARM NEON Intrinsics): New subsection.
5709 * doc/arm-neon-intrinsics.texi: New (autogenerated).
5711 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
5713 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
5716 2007-07-24 Jan Hubicka <jh@suse.cz>
5718 * regclass.c (move_table): New type.
5719 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
5720 (init_move_cost): Break out from ...
5721 (init_reg_sets_1): ... here; simplify computation of
5722 have_regs-of_mode and contains_reg_of_mode.
5723 (record_reg_classes): Unswitch internal loops.
5724 (copy_cost): Trigger lazy initialization of move cost
5725 (record_address_regs): Likewise.
5727 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
5729 * config/darwin.c (darwin_override_options): Don't force on
5730 flag_var_tracking_uninit when no debug info is requested.
5732 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5734 * cfgloop.c (init_loops_structure): New function.
5735 (flow_loops_find): Create root of the loop tree unconditionally.
5737 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
5739 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
5741 2007-07-24 Jan Hubicka <jh@suse.cz>
5743 * caller-save.c: Include ggc.h, gt-caller-save.h
5744 (reg_save_code, reg_restore_code): Rename to ...
5745 (cached_reg_save_code, cached_reg_restore_code): ... those.
5746 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
5747 (reg_save_code, reg_restore_code): New functions.
5748 (init_caller_save): Do not intialize
5749 reg_save_code/reg_restore_code tables.
5750 * Makefile.in: (gt-caller-save.h): New.
5752 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
5754 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
5755 with the mode of the original operand instead of
5758 2007-07-23 Jan Hubicka <jH@suse.cz>
5760 * i386.c (ix86_secondary_memory_needed): Break out to...
5761 (inline_secondary_memory_needed): ... here.
5762 (ix86_memory_move_cost): Break out to ...
5763 (inline_memory_move_cost): ... here; add support for IN value of 2 for
5764 maximum of input and output; fix handling of Q_REGS on 64bit.
5765 (ix86_secondary_memory_needed): Microoptimize.
5767 2007-07-23 Sebastian Pop <sebpop@gmail.com>
5769 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
5770 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
5771 stmts_from_loop, known_dependences_p, build_rdg): New.
5772 * tree-data-ref.h: Depends on graphds.h.
5773 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
5774 (build_rdg): Declared.
5775 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
5777 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
5779 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
5782 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
5783 Jakub Jelinek <jakub@redhat.com>
5785 PR middle-end/PR28690
5786 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
5788 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
5789 and MEM_POINTER operands over REG and MEM operands.
5790 (swap_commutative_operands_p): Change return value to bool.
5791 * rtl.h: Update the corresponding prototype.
5792 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
5793 instead of gen_rtx_PLUS.
5794 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
5795 value to bool. Change function arguments to rtx's and update code
5797 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
5798 calls to match the new declaration.
5799 * simplify-rtx.c (simplify_associative_operation): Don't
5800 reorder simplify_binary_operation arguments.
5802 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5804 * config/mips/mips.c (override_options): Use mips_costs to derive
5805 the default branch cost.
5806 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
5808 * config/mips/mips.opt (mbranch-cost=): New option.
5809 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
5811 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5813 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
5814 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
5815 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
5816 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
5818 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5820 * config/mips/constraints.md (ks): New constraint.
5821 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
5822 (*add<mode>3_mips16): ...here.
5824 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
5826 * optabs.h (enum optab_index): Add new OTI_signbit.
5827 (signbit_optab): Define corresponding macro.
5828 (enum insn_code signbit_optab[]): Remove array.
5829 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
5830 (expand_copysign_absneg): If back end provides signbit insn, use it
5831 instead of bit operations on floating point argument.
5832 * builtins.c (enum insn_code signbit_optab[]): Remove array.
5833 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
5834 for availability of signbit insn.
5836 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
5837 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
5838 SSE mode is not active.
5839 (isinf<mode>2): Disable for mfpmath=sse,387.
5841 2007-07-22 Ben Elliston <bje@au.ibm.com>
5843 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
5845 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
5847 2007-07-20 Richard Guenther <rguenther@suse.de>
5849 * tree-cfg.c (verify_expr): COND_EXPRs can have any
5850 integral typed condition.
5851 * tree-ssa.c (useless_type_conversion_p): Do not preserve
5852 booleanness. Only preserve conversions from a non-base
5853 type to a base type, not in general between types with
5854 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
5855 * tree.def (COND_EXPR): Document that the condition
5856 can be of any integral type.
5858 2007-07-20 Nigel Stephens <nigel@mips.com>
5859 Richard Sandiford <richard@codesourcery.com>
5861 * config/mips/mips.h (mips_dwarf_regno): Declare.
5862 (DBX_REGISTER_NUMBER): Remove redundant brackets.
5863 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
5864 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
5865 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
5866 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
5867 (REG_CLASS_NAMES): Update accordingly.
5868 * config/mips/mips.c (mips_dwarf_regno): New array.
5869 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
5870 (mips_subword): Remove special handling for accumulator registers.
5871 (override_options): Initiailize mips_dwarf_regno. Remove use
5873 (mips_swap_registers): New function.
5874 (mips_conditional_register_usage): Swap accumulator registers
5875 around if TARGET_LITTLE_ENDIAN.
5876 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
5877 * config/mips/constraints.md (h, l): Use the endianness to choose
5878 between MD0_REG and MD1_REG.
5879 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
5880 alternative-dependent template.
5882 2007-07-20 Richard Sandiford <richard@codesourcery.com>
5884 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
5887 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5889 * function.c (thread_prologue_and_epilogue_insns): Fix exit
5890 predecessor fallthru flags.
5892 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5894 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
5895 of compare to the same type.
5896 * cfgloopmanip.c (add_loop): Update information about loop exits.
5897 (loop_version): Remove the innermost loop requirement.
5898 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
5899 to sizetype for pointers.
5901 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
5903 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
5904 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
5905 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
5907 * config/dfp-bit.c: Empty for TFmode conversions.
5909 2007-07-18 Caroline Tice <ctice@apple.com>
5911 * var-tracking.c (find_src_status): Check for COND_EXEC insns
5912 and handle them correctly; check that src is not NULL before
5914 (find_src_set_src): Likewise.
5916 2007-07-18 Bob Wilson <bob.wilson@acm.org>
5918 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
5919 (struct alignment_context, init_alignment_context): New.
5920 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
5921 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
5922 (XCHAL_HAVE_S32C1I): Likewise.
5923 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
5924 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
5925 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
5926 (ATOMIC, HQI): New macros.
5927 (memory_barrier, *memory_barrier): New.
5928 (sync_lock_releasesi): New.
5929 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
5930 (sync_lock_test_and_set<mode>): New.
5931 (sync_<atomic><mode>): New.
5932 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
5933 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
5934 (xtensa_expand_atomic): New.
5936 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5940 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
5941 transformation for builtin ISNORMAL.
5942 (expand_builtin): Handle BUILT_IN_ISNORMAL.
5943 * builtins.def (BUILT_IN_ISNORMAL): New.
5944 * doc/extend.texi: Document isnormal.
5946 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5950 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
5951 optabs infrastructure. Provide generic implementation for
5953 (expand_builtin): Handle FINITE/ISFINITE.
5954 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
5955 (fold_builtin_1): Likewise.
5957 * builtins.def (BUILT_IN_ISFINITE): New.
5959 * doc/extend.texi: Document isfinite.
5961 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5966 * builtins.c (expand_builtin_interclass_mathfn): Provide a
5967 generic fallback for isinf.
5968 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
5969 calculation code ...
5970 * real.c (get_max_float): ... to here.
5971 * real.h (get_max_float): New.
5973 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5977 * builtin-attrs.def (ATTR_TYPEGENERIC,
5978 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
5980 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
5981 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
5982 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
5983 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
5985 * c-common.c (handle_type_generic_attribute): New.
5986 (c_common_attribute_table): Add "type generic".
5988 * c-typeck.c (convert_arguments): Handle "type generic" functions.
5990 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
5992 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
5993 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
5996 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5999 * config/cris/cris.c (cris_print_index): Don't use XEXP before
6000 checking that the operand is an expression.
6002 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
6003 Danny Smith <dannysmith@users.sourceforge.net>
6006 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
6007 file mapping object in local namespace if Windows version later
6010 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6012 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
6013 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
6014 arm_cannot_force_const_mem.
6015 (arm_cannot_force_const_mem): New function.
6016 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
6017 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
6018 of arm_tls_referenced_p.
6019 * config/arm/arm.md (movsi): Split out-of-section constants when
6020 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
6021 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
6023 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6025 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
6027 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6029 * config/mips/mips.md (*extendqihi2): Convert the destination
6032 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6034 * config/pa/fptr.c: Update license header.
6035 * config/pa/milli64.S: Likewise.
6037 2007-07-17 Nick Clifton <nickc@redhat.com>
6039 * COPYING_v3: New file. Contains version 3 of the GNU General
6041 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
6042 Lesser General Public License.
6043 * doc/include/gpl_v3.texi: New file. Contains version 3 of
6044 the GNU General Public License.
6046 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
6048 PR rtl-optimization/32773
6049 * cfglayout.c (force_one_exit_fallthru): New function.
6050 (cfg_layout_finalize): Use it.
6052 2007-07-16 Richard Guenther <rguenther@suse.de>
6053 Uros Bizjak <ubizjak@gmail.com>
6055 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
6056 before forcing it to gimple operand.
6058 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
6059 David Ung <davidu@mips.com>
6061 * config/mips/mips.h (TUNE_24K): Define.
6062 (TUNE_MACC_CHAINS): Add TUNE_24K.
6063 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
6065 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
6066 (r74k_int_madd): .. this new reservation.
6067 (define_bypass): Fixed bypasses for r74k_int_madd to use
6069 * config/mips/24k.md (define_bypass): Define new
6070 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
6072 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
6073 Nigel Stephens <nigel@mips.com>
6075 * config/mips/mips.md: Include 20kc.md.
6076 * config/mips/20kc.md: New file.
6077 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
6078 (mips_adjust_cost): Tweak for 20Kc.
6079 (mips_issue_rate): Likewise.
6080 * config/mips/mips.h (TUNE_20KC): Define.
6082 2007-07-16 David Edelsohn <edelsohn@gnu.og>
6084 * config/rs6000/rs6000.c (struct processor_cost): Add
6085 cache_line_size, l1_cache_lines, and simultaneous_prefetches
6087 (*_cost): Add cache information.
6088 (rs6000_override_options): Set cache parameters.
6090 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6093 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
6094 * doc/install.texi (mips-sgi-irix6): pthread support works now.
6096 2007-07-16 Paul Brook <paul@codesourcery.com>
6099 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
6100 (cirrus_thumb2_movsi_insn): Ditto.
6102 2007-07-15 Geoffrey Keating <geoffk@apple.com>
6104 * config/rs6000/darwin-fallback.c (interpret_libc): Change
6107 2007-07-15 Andrew Haley <aph@redhat.com>
6109 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
6110 before looking in the context.
6112 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6116 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
6117 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
6118 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
6119 (pa_output_function_prologue): Use rp_saved and
6120 current_function_is_leaf to generate .CALLINFO statement.
6121 (hppa_expand_prologue): Set rp_saved.
6122 (hppa_expand_epilogue): Use rp_saved.
6123 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
6124 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
6126 2007-07-14 Dirk Mueller <dmueller@suse.de>
6128 * omega.c (coalesce): Fix memory leak on early exit.
6129 * matrix-reorg.c (check_allocation_function): Likewise.
6130 * tree-vect-transform.c (vect_get_new_vect_var): free result
6132 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6133 pass pointer to edge vector
6134 (partition_hot_cold_basic_blocks): Fix memory leak.
6135 * collect2.c (prefix_from_string): Free temporary storage.
6136 * reload1.c (fixup_abnormal_edges): Free sbitmap.
6138 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
6140 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
6141 (DO_GLOBAL_DTORS_BODY): Likewise.
6143 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
6144 Nigel Stephens <nigel@mips.com>
6146 * config/mips/mips.c (mips_classify_symbol): Don't return
6147 SYMBOL_SMALL_DATA for constant pool addresses if
6148 TARGET_EMBEDDED_DATA is true.
6150 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
6152 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
6153 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
6154 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
6155 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
6156 __builtin_ia32_storehps, __builtin_ia32_storelps,
6157 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
6158 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
6159 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
6160 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
6161 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
6162 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
6163 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
6164 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
6165 using def_builtin_const.
6167 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
6169 PR tree-optimization/32705
6170 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
6171 (simplify_binary_expression): Use SSA_VAL consistently.
6173 2007-07-13 David Edelsohn <edelsohn@gnu.org>
6175 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
6176 (SPEFSCR_REGNO): Delete definition.
6177 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
6178 COUNT_REGISTER_REGNUM -> CTR_REGNO.
6179 * config/rs6000/rs6000.h: Do not define *_REGNO.
6180 LINK_REGISTER_REGNUM -> LR_REGNO.
6181 COUNT_REGISTER_REGNUM -> CTR_REGNO.
6182 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
6183 COUNT_REGISTER_REGNUM -> CTR_REGNO.
6184 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
6185 R_VRSAVE, R_VSCR. Use them.
6186 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
6187 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
6188 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
6189 * config/rs6000/aix.h: Define R_LR. Use it.
6191 2007-07-13 Caroline Tice <ctice@apple.com>
6193 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
6194 flag_var_tracking is explicitly turned off (i.e. when variable
6195 tracking is not feasible); otherwise, turn flag_var_tracking on when
6196 flag_var_tracking_uninit is on.
6197 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
6198 note definitions, to allow recording of initialization status in the
6200 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
6201 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
6202 determine if two note locations are equal.
6203 (output_loc_list): Don't output list entries whose start & end labels
6205 (reg_loc_descriptor): Add parameter for initialization status; pass it
6206 to other loc descriptor functions.
6207 (one_reg_loc_descriptor): Add parameter for initialization status;
6208 check its value and add DW_OP_GNU_uninit to returned loc descr if
6210 (multiple_reg_loc_descriptor): Add parameter for initialization
6212 pass init status argument to other loc descriptor functions; check
6213 value of intialization parameter and add DW_OP_GNU_uninit to returned
6214 loc descr if appropriate.
6215 (based_loc_descr): Add parameter for initialization status; add new
6216 variable for return value; check value of initialization parameter and
6217 add DW_OP_GNU_uninit to returned loc descr if appropriate.
6218 (concatn_mem_loc_descriptor): Add parameter for initialization status;
6219 pass init status argument to other loc descriptor functions; check
6220 value of intialization parameter and add DW_OP_GNU_uninit to returned
6221 loc descr if appropriate.
6222 (mem_loc_descriptor): Likewise.
6223 (concat_loc_descriptor): Likewise.
6224 (concatn_loc_descriptor): Likewise.
6225 (loc_descriptor): Add parameter for initialization status; pass it as
6226 argument to other loc descriptor function calls.
6227 (loc_descriptor_from_tree_1): Add appropriate initialization status
6228 to loc descriptor function calls.
6229 (add_location_or_const_value_attribute): Get initialization status
6230 from VAR_LOCATION note; add initialization status to loc descriptor
6232 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
6233 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
6234 status is uninitialized, add "[uninint]" to output.
6235 * common.opt (fvar-tracking-uninit): New option, similar to
6236 fvar-tracking, to turn on tracking of uninitialized variables; creates
6237 a new global flag, flag_var_tracking_uninit.
6238 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
6239 (enum var_init_status): New type, for var initialization status field.
6240 * var-tracking.c (struct location_chain_def): Two new fields, init,
6241 for initialization status, and set_src for the assignment value expr.
6242 (unshare_variable): New parameter for initialization status;
6243 initialize new init and set_src fields.
6244 (var_reg_set): New parameters for initialization status and value;
6245 pass them to set_variable_part.
6246 (var_mem_set): Likewise.
6247 (get_init_value): New function.
6248 (var_reg_delete_and_set): New initialization status & value
6249 parameters; add call to get_init_value if status is unknown; pass new
6250 parameters to clobber_variable_part and var_reg_set.
6251 (var_mem_delete_and_set): Likewise.
6252 (var_reg_delete): Pass null set_src value to clobber_variable_part.
6253 (var_mem_delete): Likewise.
6254 (variable_union): Pass status to unshare_variable; initialize new init
6255 and set_src fields. If flag_var_tracking_uninit is not set, force
6256 status to initialized.
6257 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
6258 used later to get the set_src value.
6259 (find_src_status): New function.
6260 (find_src_set_src): New function.
6261 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
6262 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
6263 MO_SET, get set_src value and pass it to var_reg_delete_and_set
6264 and var_mem_delete_and_set.
6265 (dump_variable): Print out "[uninit]" if appropriate.
6266 (set_variable_part): Add new initialization and set_src parameters;
6267 pass status to unshare_variable; set node->init and node- >set_src
6268 fields and modify slot in hash table appropriately; save the init and
6269 set_src values if appropriate and assign to the new node.
6270 (clobber_variable_part): New set_src parameter; if two nodes have
6271 same variable and same location but different set_src (assignment)
6272 values, clobber old node.
6273 (delete_variable_part): Pass init status to unshare_variable.
6274 (emit_note_insn_var_location): Add initialized var; assign var's init
6275 status to new 'initialized'; pass new init status field to calls to
6276 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
6277 status to initialized.
6278 (emit_notes_in_bb): Pass initialization status to calls to
6279 var_reg_set, var_mem_set, var_reg_delete_and_set and
6280 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
6281 var_reg_delete_and_set and var_mem_delete_and_set; call
6282 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
6283 make up for change in add_stores.
6284 (vt_add_function_parameters): Add status to calls to
6286 * config/darwin.c (darwin_override_options): Turn on uninitialized
6287 tracking automatically, if var_tracking is on and the system is
6290 2007-07-13 Sa Liu <saliu@de.ibm.com>
6292 * config.gcc: Add options for arch and tune on SPU.
6293 * config/spu/predicates.md: Add constant operands 0 and 1.
6294 * config/spu/spu-builtins.def: Add builtins for double precision
6295 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
6296 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
6298 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
6300 * config/spu/spu-protos.h: Add new function prototypes.
6301 * config/spu/spu.c (spu_override_options): Check options -march and
6303 (spu_comp_icode): Add comparison code for DFmode and vector mode.
6304 (spu_emit_branch_or_set): Use the new code for DFmode and vector
6306 (spu_const_from_int): New. Create a vector constant from 4 ints.
6307 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
6308 (spu_emit_vector_compare): New. Emit vector compare.
6309 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
6310 * config/spu/spu.h: Add options -march and -mtune. Define processor
6311 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
6312 CANONICALIZE_COMPARISON.
6313 * config/spu/spu.md: Add new insns for double precision compare
6314 and double precision vector compare. Add vcond and smax/smin patterns
6315 to enable DFmode vector conditional expression.
6316 * config/spu/spu.opt: Add options -march and -mtune.
6317 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
6318 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
6319 both CELL and CELLEDP targets: spu_testsv.
6320 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
6323 2007-07-13 Richard Guenther <rguenther@suse.de>
6325 PR tree-optimization/32721
6326 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
6327 TREE_THIS_VOLATILE on the folded reference.
6328 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
6329 if the array reference has TREE_THIS_VOLATILE set.
6331 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
6334 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
6336 2007-07-13 Andreas Schwab <schwab@suse.de>
6338 * gengtype-lex.l: Allow declarations to be indented.
6340 2007-07-12 Geoffrey Keating <geoffk@apple.com>
6342 * ginclude/tgmath.h: New.
6343 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
6344 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
6345 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
6346 * configure: Regenerate.
6348 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
6350 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
6351 correct index when setting register save state for xd
6354 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
6356 * config/sh/sh.c (mark_use): Remove.
6358 2007-07-12 Paul Brook <paul@codesourcery.com>
6360 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
6361 reg does not overlap return value.
6363 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
6365 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
6366 (set_expression_vuses): Ditto.
6367 (init_pre): Initialize expression_vuses.
6369 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6371 * config/i386/sse.md (storentdf, storentsf): New.
6373 2007-07-12 Geoffrey Keating <geoffk@apple.com>
6375 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
6377 * tree.c (build_decl_stat): Move code from here...
6378 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
6379 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
6380 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
6381 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
6382 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
6385 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
6386 Devang Patel <dpatel@apple.com>
6388 PR tree-optimization/25413
6389 * targhooks.c (default_builtin_vector_alignment_reachable): New.
6390 * targhooks.h (default_builtin_vector_alignment_reachable): New.
6391 * tree.h (contains_packed_reference): New.
6392 * expr.c (contains_packed_reference): New.
6393 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
6394 (vect_enhance_data_refs_alignment): Call
6395 vector_alignment_reachable_p.
6396 * target.h (vector_alignment_reachable): New builtin.
6397 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
6398 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
6399 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
6401 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
6403 * target.h (builtin_vectorization_cost): Add new target builtin.
6404 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
6405 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
6406 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
6407 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
6408 uninitialized variables.
6409 * tree-vect-transform.c (cost_for_stmt): New function.
6410 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
6411 using cost 1 for all scalar stmts. Be less conservative when
6412 estimating the number of prologue/epulogue iterations. Call
6413 targetm.vectorize.builtin_vectorization_cost. Return
6414 min_profitable_iters-1.
6415 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
6416 initialization cost instead of TARG_VEC_STMT_COST. Use
6417 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
6418 epilogue code. Fix epilogue cost computation.
6419 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
6420 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
6421 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
6422 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
6423 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
6424 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
6426 2007-07-12 Richard Guenther <rguenther@suse.de>
6428 * gimplify.c (gimplify_conversion): Make sure that the result
6429 from maybe_fold_offset_to_reference is trivially convertible
6430 to the desired type before doing the simplification.
6431 (gimplify_expr): Likewise.
6432 * fold-const.c (fold_binary): Use the correct types for
6433 building the simplified expression.
6435 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6437 PR rtl-optimization/32729
6438 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
6439 that fallthru to exit.
6441 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
6443 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
6444 (symDTPOFF2reg): Likewise.
6446 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
6448 PR tree-optimization/32663
6450 * tree.h (VALUE_HANDLE_VUSES): Remove.
6451 (struct tree_value_handle): Remove vuses.
6453 * tree-vn.c (create_value_handle_for_expr): Don't set
6456 * tree-ssa-pre.c (expression_vuses): New.
6457 (alloc_expression_id): Set up expression_vuses.
6458 (get_expression_vuses): New.
6459 (set_expression_vuses): Ditto.
6460 (clear_expression_ids): Modify for expression_vuses.
6461 (phi_translate_1): Ditto.
6462 (phi_translate_set): Ditto.
6463 (value_dies_in_block_x): Ditto
6464 (valid_in_sets): Ditto.
6465 (add_to_sets): Ditto.
6466 (find_existing_value_expr): Ditto.
6467 (create_value_handle_for_expr): Ditto.
6468 (make_values_for_stmt): Ditto.
6469 (vuse_equiv): Remove.
6471 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
6473 * Makefile.in (mostlyclean): Remove object files.
6475 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
6477 * toplev.c (no_new_pseudos): Deleted.
6478 * rtl.h (no_new_pseudos): Deleted.
6479 * tree-pass.h (pass_no_new_pseudos): Deleted.
6480 * passes.c (pass_no_new_pseudos): Deleted.
6481 * final.c (rest_of_clean_state): Removed no_new_pseudos.
6482 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
6483 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
6485 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
6486 * rtlhooks.c (gen_lowpart_general): Ditto.
6487 * optabs.c (prepare_operand): Ditto.
6488 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
6490 * modulo-sched.c (rest_of_handle_sms): Ditto.
6491 * see.c (rest_of_handle_see): Ditto.
6492 * ifcvt.c (if_convert): Ditto.
6493 (gate_handle_if_after_combine): Replaced no_new_pseudos with
6495 * init-regs.c (gate_initialize_regs): Deleted set of
6497 * lower-subreg.c (decompose_multiword_subregs): Ditto.
6498 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
6499 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
6501 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
6504 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
6505 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
6506 (*vec_extractv2di_1_rex64): New insn pattern.
6508 2007-07-11 David Daney <ddaney@avtrex.com>
6510 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
6511 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
6512 for SIGNAL_UNWIND_RETURN_COLUMN.
6513 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
6514 (DWARF_FRAME_REGNUM): Rewrite.
6515 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
6517 2007-07-11 Nick Clifton <nickc@redhat.com>
6519 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
6520 delta and use gen_int_mode in place of GET_INT instead.
6522 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
6524 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
6527 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
6529 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
6530 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
6532 * params.h (VERIFY_CANONICAL_TYPES): Remove.
6533 (USE_CANONICAL_TYPES): New.
6534 * doc/invoke.texi (verify-canonical-types): Remove.
6535 (use-canonical-types): Add.
6537 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
6539 * config/spu/spu.c (spu_optimization_options): Remove setting of
6540 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
6541 (spu_override_options): Move it here.
6543 2007-07-11 Richard Sandiford <richard@codesourcery.com>
6545 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
6546 * config/mips/mips.c (mips_cpu_info_table): Mention
6547 MIPS_ISA_LEVEL_SPEC in the comment.
6549 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
6551 PR tree-optimization/32713
6552 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
6554 2007-07-11 Paolo Carlini <pcarlini@suse.de>
6557 * c-opts.c (c_common_post_options): Do not change flag_complex_method
6558 conditional to flag_isoc99.
6559 (c_common_init_options): Do it here, unconditionally.
6561 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
6563 PR tree-optimization/32589
6564 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
6565 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
6566 * tree-ssa-propagate.c (valid_gimple_expression_p): New
6567 predicate, extracted from...
6568 (set_rhs): ...here. Call it for the expression on entry.
6569 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
6570 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
6571 (simplify_binary_expression): Use valid_gimple_expression_p
6572 to validate the simplification.
6573 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
6575 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
6577 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
6578 DWARF2_DEBUG on 32 bit target too.
6579 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
6581 2007-07-11 Nick Clifton <nickc@redhat.com>
6583 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
6584 version for 64-bit hosts.
6586 2007-07-10 David Daney <ddaney@avtrex.com>
6588 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
6590 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
6592 * config/mips/mips.c (mips_expand_synci_loop): New function.
6593 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
6594 (UNSPEC_RDHWR): Same.
6595 (UNSPEC_SYNCI): Same.
6596 (UNSPEC_SYNC): Same.
6597 (clear_cache): New expand.
6601 (clear_hazard): Same.
6602 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
6604 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
6605 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
6607 2007-07-10 Ian Lance Taylor <iant@google.com>
6609 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
6612 2007-07-10 David Daney <ddaney@avtrex.com>
6614 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
6615 * builtins.c (expand_builtin___clear_cache): New function.
6616 (expand_builtin): Call expand_builtin___clear_cache for
6617 BUILT_IN_CLEAR_CACHE case.
6618 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
6619 * doc/md.texi (clear_cache): Document new instruction pattern.
6620 * testsuite/gcc.dg/builtins-64.c: New test.
6622 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
6624 * config/cris/cris.md ("movsi"): Fix typo in last change.
6626 2007-07-09 Geoffrey Keating <geoffk@apple.com>
6629 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
6631 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
6632 * varasm.c (assemble_start_function): Honor DECL_ALIGN
6633 for FUNCTION_DECLs. Don't use align_functions_log if
6635 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
6636 even for FUNCTION_DECLs.
6637 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
6639 * tree.h (DECL_ALIGN): Update for new location of 'align'.
6640 (DECL_FUNCTION_CODE): Update for new location and name of
6642 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
6643 (struct tree_decl_common): Move 'align' and 'off_align' out
6644 of union, ensure they're still on a 32-bit boundary. Remove
6645 other fields in union 'u1'.
6646 (struct tree_function_decl): Add field 'function_code' replacing
6647 'u1.f' in tree_decl_common.
6648 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
6649 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
6650 (Variable Attributes): Cross-reference 'aligned' attribute
6651 to Function Attributes.
6652 * flags.h (force_align_functions_log): Delete.
6653 * toplev.c (force_align_functions_log): Delete.
6655 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
6658 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
6659 (*vec_concatv2di_rex): New insn pattern.
6661 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6664 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
6666 2007-07-10 Ian Lance Taylor <iant@google.com>
6668 Replace no_new_pseudos in backends.
6669 * rtl.h (can_create_pseudo_p): Define.
6670 * config/darwin.c (machopic_indirect_data_reference): Use
6671 can_create_pseudo_p () instead of no_new_pseudos.
6672 (machopic_indirect_data_reference): Likewise.
6673 (machopic_legitimize_pic_address): Likewise.
6674 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
6675 (alpha_emit_set_const_1): Likewise.
6676 (alpha_emit_set_const): Likewise.
6677 (alpha_emit_conditional_move): Likewise.
6678 (alpha_split_conditional_move): Likewise.
6679 * config/alpha/alpha.md (various splitters): Likewise.
6681 * config/arm/arm.c (legitimize_pic_address): Likewise.
6682 (arm_load_pic_register): Likewise.
6683 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
6684 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
6685 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
6686 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
6687 * config/cris/cris.md (movsi): Likewise.
6688 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
6689 (symGOTOFF2reg_hilo): Likewise.
6690 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
6691 * config/h8300/h8300.md (insv, extzv): Likewise.
6692 * config/i386/i386.c (ix86_expand_move): Likewise.
6693 (ix86_expand_vector_move): Likewise.
6694 (ix86_prepare_fp_compare_args): Likewise.
6695 (ix86_expand_carry_flag_compare): Likewise.
6696 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
6697 (tls_dynamic_gnu2_combine_32): Likewise.
6698 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
6699 * config/ia64/ia64.c (ia64_expand_move): Likewise.
6700 (ia64_expand_movxf_movrf): Likewise.
6701 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
6702 (m32c_split_move): Likewise.
6703 (m32c_expand_insv): Likewise.
6704 * config/m68k/m68k.md (movsi): Likewise.
6705 * config/mips/mips.c (mips_force_temporary): Likewise.
6706 (mips_split_symbol): Likewise.
6707 (mips_move_integer): Likewise.
6708 (mips_legitimize_const_move): Likewise.
6709 * config/mn10300/mn10300.md (movsi): Likewise.
6710 * config/pa/pa.c (emit_move_sequence): Likewise.
6711 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
6712 (rs6000_got_register): Likewise.
6713 (create_TOC_reference): Likewise.
6714 (rs6000_machopic_legitimize_pic_address): Likewise.
6715 * config/rs6000/rs6000.md (add<mode>3): Likewise.
6716 (various splitters): Likewise.
6717 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
6718 (movsi_got): Likewise.
6719 * config/s390/s390.c (emit_symbolic_move): Likewise.
6720 * config/s390/s390.md (movhi, movqi): Likewise.
6721 (load_multiple, store_multiple): Likewise.
6722 * config/score/score.c (score_force_temporary): Likewise.
6723 * config/sh/sh.c (prepare_move_operands): Likewise.
6724 (prepare_cbranch_operands): Likewise.
6725 (emit_fpu_switch): Likewise.
6726 (fpscr_set_from_mem): Likewise.
6727 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
6728 (adddi3, subsi3): Likewise.
6729 (various splitters): Likewise.
6730 (divsi_inv_fp_combine): Likewise.
6731 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
6732 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
6734 * config/sh/predicates.md (xor_operand): Likewise.
6735 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
6736 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
6737 (movdi_pic_label_ref): Likewise.
6738 * config/spu/spu.c (spu_split_immediate): Likewise.
6739 * config/alpha/alpha.md (various splitters): Remove test
6740 !no_new_pseudos || reload_completed.
6741 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
6743 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6744 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6745 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6746 * config/score/score.c (th_output_mi_thunk): Likewise.
6747 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6748 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6750 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
6752 PR rtl-optimization/32664
6753 * mode-switching.c (create_pre_exit): Skip barrier insns.
6755 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
6757 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
6758 force_gimple_operand_bsi.
6759 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
6760 rewrite_use_compare): Ditto.
6761 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
6763 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
6764 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
6765 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
6766 * tree-profile.c (prepare_instrumented_value,
6767 tree_gen_interval_profiler, tree_gen_pow2_profiler,
6768 tree_gen_one_value_profiler, tree_gen_ic_profiler,
6769 tree_gen_ic_func_profiler, tree_gen_average_profiler,
6770 tree_gen_ior_profiler): Ditto.
6771 * tree-ssa-reassoc.c (negate_value): Ditto.
6772 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
6773 Use force_gimple_operand_bsi.
6774 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
6775 * tree-if-conv.c (add_to_dst_predicate_list,
6776 find_phi_replacement_condition): Ditto.
6777 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
6778 Call mark_symbols_for_renaming for new statements.
6779 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
6781 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
6783 * cfghooks.c (remove_edge): New function.
6784 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
6786 * cfghooks.h (remove_edge): Declare.
6787 * cfg.c (remove_edge): Renamed to remove_edge_raw.
6788 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
6790 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
6792 * optabs.h: Added declaration for signbit_optab.
6793 * optabs.c: (init_optabs): Added initialization for signbit_optab.
6794 * genoptinit.c (optabs): Added entry for signbit insns.
6795 * builtins.c (expand_builtin_signbit): Added code to use a signbit
6797 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
6798 * config/s390/s390.md (signbit<mode>2): New expander.
6800 2007-07-09 Richard Guenther <rguenther@suse.de>
6803 * fold-const.c (fold_plusminus_mult_expr): Move constant
6804 arguments second to allow decomposing.
6806 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
6809 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
6811 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6812 Disregard DECL_FROM_INLINE.
6814 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
6817 * doc/invoke.texi: Add ftree-reassoc flag.
6818 * common.opt (ftree-reassoc): New flag.
6819 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
6820 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
6822 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
6824 PR tree-optimization/32681
6825 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
6826 saved in second_edge->aux when first_bb is a loop header.
6828 2007-07-09 Jan HUbicka <jh@suse.cz>
6830 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
6832 2007-07-09 Richard Guenther <rguenther@suse.de>
6834 * c-decl.c (start_function): Do not promote return type.
6836 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
6838 * function.c (do_warn_unused_parameter): Do not warn if
6839 TREE_NO_WARNING is set.
6841 2007-07-08 Andreas Schwab <schwab@suse.de>
6843 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
6845 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
6848 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
6850 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
6851 apply to assembly language, too.
6852 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
6854 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
6856 Revert (note the sccvn portions are *not* reverted)
6857 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
6859 Fix PR tree-optimization/23488
6861 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6863 * tree-flow-inline.h (get_value_handle): Ditto.
6864 * tree-ssa-pre.c (decl_vh_map): New.
6865 (decl_node_pool): New.
6866 (can_value_number_operation): Support DECL_P.
6867 (can_PRE_operation): Ditto.
6868 (create_expression_by_pieces): Ditto.
6869 (find_existing_value_expr): Modify to differnetiate between
6870 addressing and top level.
6871 (create_value_handle_for_expr): Handle DECL's.
6872 (poolify_tree): Ditto.
6873 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6874 (make_values_for_stmt): Handle DECL's properly.
6875 (init_pre): Reorg to not init useless things during FRE.
6877 * tree-flow.h: Include pointer-set.h.
6878 (decl_vh_map): Declare.
6879 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
6881 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
6883 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
6884 the constraint description.
6885 * doc/md.texi: Update documentation of AVR constraints.
6887 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
6889 * auto-inc-dec.c, config/arm/arm.c,
6890 config/m32r/constraints.md, config/mips/mips.md,
6891 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
6892 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
6893 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
6894 typos. Follow spelling conventions.
6895 * doc/invoke.texi, doc/rtl.texi: Fix typos.
6897 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
6898 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
6900 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
6901 realloc_vuse): Remove.
6902 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
6905 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
6907 Fix PR tree-optimization/23488
6909 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
6910 (try_to_simplify): Ditto.
6912 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6914 * tree-flow-inline.h (get_value_handle): Ditto.
6915 * tree-ssa-pre.c (decl_vh_map): New.
6916 (decl_node_pool): New.
6917 (can_value_number_operation): Support DECL_P.
6918 (can_PRE_operation): Ditto.
6919 (create_expression_by_pieces): Ditto.
6920 (find_existing_value_expr): Modify to differnetiate between
6921 addressing and top level.
6922 (create_value_handle_for_expr): Handle DECL's.
6923 (poolify_tree): Ditto.
6924 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6925 (make_values_for_stmt): Handle DECL's properly.
6926 (init_pre): Reorg to not init useless things during FRE.
6928 * tree-flow.h: Include pointer-set.h.
6929 (decl_vh_map): Declare.
6930 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
6932 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
6934 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
6935 apply to assembly language, too.
6936 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
6938 2007-07-06 Ian Lance Taylor <iant@google.com>
6939 Zack Weinberg <zackw@panix.com>
6942 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
6944 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6946 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
6947 (prefetch): Likewise if "pref" would be used.
6949 2007-07-06 Josh Conner <jconner@apple.com>
6953 * calls.c (store_one_arg): Handle arguments which are partially
6954 on the stack when detecting argument overlap.
6956 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
6958 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
6959 chosen during find_reloads.
6961 2007-07-06 Richard Guenther <rguenther@suse.de>
6963 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
6964 TYPE_ARG_TYPES for verification of argument types. Use
6965 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
6966 parameters as variable arguments.
6968 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
6970 * libgcc2.h (word_type): Type definition removed.
6971 (cmp_return_type, shift_count_type): Type definitions added.
6972 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
6973 replaced with shift_count_type.
6974 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
6976 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
6977 changed from word_type to Wtype.
6978 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
6979 replaced with shift_count_type.
6980 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
6982 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
6983 and libgcc_shift_count attribute added.
6984 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
6985 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
6986 (TARGET_INITIALIZER): New target hooks added.
6987 * targhooks.c (default_libgcc_cmp_return_mode,
6988 default_libgcc_shift_count_mode): Default implementations for the new
6990 * targhooks.h (default_libgcc_cmp_return_mode,
6991 default_libgcc_shift_count_mode): Function prototypes added.
6992 * target.h (struct gcc_target): Fields for the new target hooks added.
6993 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
6995 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
6998 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
6999 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
7001 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
7002 s390_libgcc_shift_count_mode): Functions added.
7003 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
7004 Target hooks defined.
7006 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7008 * config/mips/mips.c (compute_frame_size): Restore the original
7009 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
7010 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
7011 Document why the difference is needed.
7013 2007-07-06 Richard Guenther <rguenther@suse.de>
7015 * c-common.c (boolean_increment): Use correctly typed
7018 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7020 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
7021 the topmost argument register is not also included in the save mask.
7022 (mips16e_collect_argument_save_p): Take a pointer to the argument
7023 register, rather than a pointer to the number of arguments.
7024 (mips16e_collect_argument_saves): Only include argument saves
7025 that aren't in the register mask.
7027 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
7029 PR rtl-optimization/32450
7030 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
7031 to ensure that instructions are not moved into the prologue when
7032 profiling is on. Remove unused prologue_end variable.
7033 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
7034 as a scheduling barrier.
7036 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
7039 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7040 Disregard DECL_FROM_INLINE.
7042 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
7044 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
7045 IORing with a constant.
7047 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
7049 PR rtl-optimization/32475
7050 * df-scan.c (df_def_record_1): Add a use of the stack pointer
7051 for every definition of the stack pointer.
7053 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
7055 * arm.c (vfp3_const_double_index): Copy signed results of
7056 REAL_VALUE_TO_INT into unsigned vars.
7058 2007-07-05 Richard Guenther <rguenther@suse.de>
7061 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
7063 * tree-ssa.c (useless_type_conversion_p): Check canonical
7066 2007-07-05 Anatoly Sokolov <aesok@post.ru>
7068 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
7069 zero_extendhisi2): Change to define_insn_and_split.
7070 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
7072 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
7074 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
7075 pass_match_asm_constraints): New.
7076 * passes.c (init_optimization_passes): Add new pass.
7077 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
7078 * function.h (struct function): Add has_asm_statement bit.
7079 (current_function_has_asm_statement): New.
7080 * tree-pass.h (pass_match_asm_constraints): New.
7082 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
7084 * config/mips/mips.c (mips_file_start): Avoid declaration
7087 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7089 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
7091 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
7093 * rtl.def (NOTE): Change print format string to print
7094 operand 5 as a note insn name.
7096 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7097 David Ung <davidu@mips.com>
7099 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
7100 * doc/invoke.texi: (MIPS Options): Document them.
7102 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7103 David Ung <davidu@mips.com>
7105 Add support for SmartMIPS ASE.
7107 * optabs.c (expand_binop_directly): New, broken out from...
7108 (expand_binop): Here. Make it try rotating in the other
7109 direction even when the second operand isn't constant.
7110 * config/mips/mips.md (*lwxs): New.
7111 * config/mips/mips.opt (msmartmips): New.
7112 * config/mips/mips.c (mips_lwxs_address_p): New.
7113 (mips_rtx_costs): Make it recognize scaled indexed addressing.
7114 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
7115 __mips_smartmips when compiling for TARGET_SMARTMIPS.
7116 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
7117 (ISA_HAS_LWXS): New.
7118 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
7119 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
7120 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
7121 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
7122 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
7123 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
7124 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
7126 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
7128 * tree-vectorizer.c (new_loop_vec_info): Initialize
7129 LOOP_VINFO_COST_MODEL_MIN_ITERS.
7130 * tree-vectorizer.h (_loop_vec_info): Added new filed
7131 min_profitable_iters.
7132 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
7133 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
7134 * tree-vect-analyze.c (vect_analyze_operations): Set
7135 LOOP_VINFO_COST_MODEL_MIN_ITERS.
7136 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
7137 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
7138 Fix calculation of peel_iters_prologue. Move consideration of epilogue
7139 and prologue cost to after they are computed.
7140 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
7142 (vect_model_simple_cost): Takes additional argument dt. Consider cost
7143 of creating vectors from scalars according to dt.
7144 (vect_model_store_cost): Likewise.
7145 (vectorizable_call): Use dt array instead of scalar dt. Call
7146 vect_model_simple_cost with additional argument dt.
7147 (vectorizable_assignment): Likewise.
7148 (vectorizable_operation): Likewise.
7149 (vectorizable_type_demotion): Likewise.
7150 (vectorizable_type_promotion): Likewise.
7151 (vectorizable_store): Use dt array instead of scalar dt. Call
7152 vect_model_store_cost with additional argument dt.
7153 (vect_do_peeling_for_loop_bound): Don't call
7154 vect_estimate_min_profitable_iters. Instead, lookup
7155 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
7156 "may not be profitable".
7158 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
7161 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
7162 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
7163 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
7164 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
7166 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
7168 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
7169 addressing modes cheaper.
7171 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
7173 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
7174 (dw_ranges_struct): Rename block_num to num. Adjust.
7175 (dw_ranges_by_label_struct): New.
7176 (ranges_by_label, ranges_by_label_allocated,
7177 ranges_by_label_in_use): New variables.
7178 (add_ranges_num): Factored most of the code out of...
7179 (add_ranges): ... this one. Rewrite in terms of the former.
7180 (add_ranges_by_labels): New.
7181 (output_ranges): Output by-label ranges.
7182 (dwarf2out_finish): Output range for multiple-section
7183 compile_unit. Output standard DW_AT_low_pc in addition to
7184 unexpected DW_AT_entry_pc.
7186 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
7188 PR tree-optimization/32604
7189 PR tree-optimization/32606
7191 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
7192 (compute_antic_safe): Removed.
7193 (ANTIC_SAFE_LOADS): Ditto.
7194 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
7195 (execute_pre): Don't call compute_antic_safe.
7196 (vuse_equiv): New function.
7197 (make_values_for_stmt): Use it
7198 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
7201 2007-07-04 Anatoly Sokolov <aesok@post.ru>
7204 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
7206 (avr_attribute_table): Make "naked" attribute apply to function types
7207 rather than to decls.
7208 (avr_handle_fntype_attribute): New function.
7210 2007-07-04 Joseph Myers <joseph@codesourcery.com>
7212 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
7215 2007-07-04 David Ung <davidu@mips.com>
7216 Joseph Myers <joseph@codesourcery.com>
7218 * config/mips/mips.md (type): Add logical, signext and move.
7219 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
7220 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
7221 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
7222 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
7223 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
7224 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
7225 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
7226 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
7227 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
7228 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
7229 movv2sf_hardfloat_64bit): Use the new types.
7230 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
7231 *movdf_softfloat, *movdf_mips16): Use "multi".
7232 (extendqihi2): Replace with a define_expand.
7233 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
7234 Based on extend<SHORT:mode><GPR:mode>2 patterns.
7235 * config/mips/74k.md (r74k_int_logical): New reservation and
7237 (r74k_int_arith): Remove "slt".
7238 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
7239 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
7240 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
7241 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
7242 reservations for "arith".
7244 2007-07-04 Richard Guenther <rguenther@suse.de>
7246 * tree-ssa.c (useless_type_conversion_p): Add handling for
7247 scalar float and vector types. Only call the types_compatible_p
7248 langhook for aggregate types as last resort. Follow the
7251 2007-07-04 Richard Guenther <rguenther@suse.de>
7253 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
7254 the same as NOP_EXPR.
7256 2007-07-04 Nick Clifton <nickc@redhat.com>
7258 * target.h (struct gcc_target): Add target_help field.
7259 * target-def.h (TARGET_HELP): New.
7260 (TARGET_INITIALIZER): Use TARGET_HELP.
7261 * opts.c (command_handle_option): Invoke target_help function, if
7262 defined, when the user has specified --target-help on the command
7264 * doc/invoke.texi: Mention that --target-help might print
7265 additional information.
7266 * doc/tm.texi: Document TARGET_HELP hook.
7268 * arm.c (TARGET_HELP): Override default definition.
7269 (arm_target_help): New - display a wrapped list of cores and
7270 architectures supported.
7272 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
7274 * config/v850/v850.c (expand_prologue): Make sure
7275 GEN_INT() argument is sign extended rather than zero extended.
7276 (expand_epilogue): Likewise.
7277 (output_move_double): Delete.
7278 * config/v850/v850-protos.h (output_move_double): Delete.
7279 * config/v850/v850.md (movdi): Delete.
7280 (*movdi_internal): Delete.
7282 (*movdf_internal): Delete.
7284 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7286 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
7287 unless compiling RTP PIC.
7289 2007-07-04 Richard Guenther <rguenther@suse.de>
7291 PR tree-optimization/32482
7292 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
7293 original ssa name if we didn't find a shift expression.
7294 Fix shift constant for bit zero test.
7296 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7298 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
7300 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7302 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
7303 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
7304 * config/arm/vxworks.h (ASM_SPEC): Delete.
7305 (SUBTARGET_EXTRA_ASM_SPEC): Define.
7307 2007-07-04 Sebastian Pop <sebpop@gmail.com>
7309 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
7310 (DDR_REVERSED_P): New.
7311 * tree-data-ref.c (initialize_data_dependence_relation,
7312 build_classic_dist_vector): Set DDR_REVERSED_P.
7314 2007-07-04 Sebastian Pop <sebpop@gmail.com>
7317 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
7318 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7319 init_omega_for_ddr_1): Use non conservative number of iterations
7321 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
7322 (analyze_siv_subscript): Remove FIXME and reinitialization of
7323 last_conflicts to chrec_dont_know.
7324 * testsuite/gfortran.dg/vect/pr32457.f90: New.
7326 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
7328 * tree.c (maybe_canonicalize_argtypes): Improve description.
7330 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
7332 * tree.c (maybe_canonicalize_argtypes): New.
7333 (build_function_type): Set canonical type.
7334 (build_method_type_directly): Ditto.
7335 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
7338 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7340 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
7342 (rewrite_use_nonlinear_expr): Likewise.
7344 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
7346 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
7348 2007-07-04 Ben Elliston <bje@au.ibm.com>
7350 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
7353 * c-objc-common.c (c_types_compatible_p): Fix indentation.
7355 * doc/tm.texi (Run-time Target): Capitalise "CPU".
7356 (Exception Handling): Likewise.
7358 2007-07-03 Jan Hubicka <jh@suse.cz>
7360 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
7362 2007-07-03 Eric Christopher <echristo@apple.com>
7364 * doc/cppopts.texi: Add conflicting option note to -dM.
7365 * doc/invoke.texi: Add note about possible conflicts with
7366 -E for -dCHARS and note that -dM will not produce
7367 any results if there is no machine dependent reorg.
7369 2007-07-03 Geoffrey Keating <geoffk@apple.com>
7371 * tree.h (DECL_ALIGN): Back out previous change.
7373 2007-07-03 Joseph Myers <joseph@codesourcery.com>
7375 * configure.ac: Test for .dtprelword support on MIPS.
7376 * configure, config.in: Regenerate.
7377 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
7378 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7380 2007-07-03 Julian Brown <julian@codesourcery.com>
7382 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
7383 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
7384 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
7385 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
7387 (all_fpus): Add FPUTYPE_VFP3.
7388 (fp_model_for_fpu): Add VFPv3 field.
7389 (arm_rtx_costs_1): Give cost to VFPv3 constants.
7390 (vfp3_const_double_index): New function. Return integer index of
7391 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
7393 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
7394 and argument represents a valid RTX for a VFPv3 constant.
7395 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
7397 (vfp_emit_fstmd): Similar, for fstmd.
7398 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
7399 constants, represented as integer indices.
7400 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
7401 VFP_REGNO_OK_FOR_DOUBLE macros.
7402 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
7403 (arm_file_start): Set float-abi attribute for VFPv3, and output
7404 correct ".fpu" assembler directive.
7405 (arm_dbx_register_numbering): Add FIXME.
7406 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
7407 (fputype): Add FPUTYPE_VFP3.
7408 (FIXED_REGISTERS): Add 32 registers for D16-D31.
7409 (CALL_USED_REGISTERS): Likewise.
7410 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
7411 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
7412 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
7413 (D7_VFP_REGNUM): New.
7414 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
7415 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
7416 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
7417 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
7418 (REG_ALLOC_ORDER): Adjust for VFPv3.
7419 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
7420 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
7421 VFP_LO_REGS, VFP_HI_REGS.
7422 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
7423 (IS_VFP_CLASS): Define macro.
7424 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
7426 (REGISTER_MOVE_COST): Likewise.
7427 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
7428 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
7429 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
7430 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
7431 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
7432 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
7433 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
7434 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
7435 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
7436 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
7437 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
7438 where appropriate for single-word registers.
7439 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
7440 As above. Fix type attributes.
7441 * config/arm/constraints.md (register_contraint "t"): Define.
7442 (register_constraint "w"): Change to D0-D15, or D0-D31 for
7444 (register_constraint "x"): Define.
7445 (constraint "Dv"): Define.
7447 2007-07-03 Geoffrey Keating <geoffk@apple.com>
7449 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
7451 2007-07-03 Tom Tromey <tromey@redhat.com>
7453 * c-parser.c (objc_pq_context): Removed.
7454 (objc_need_raw_identifier): Likewise.
7455 (c_parser) <objc_pq_context>: New field.
7456 <objc_need_raw_identifier>: Likewise.
7457 (OBJC_NEED_RAW_IDENTIFIER): Removed.
7458 (c_lex_one_token): Update.
7459 (c_parser_objc_protocol_definition): Update.
7460 (c_parser_objc_method_definition): Update.
7461 (c_parser_objc_methodproto): Update.
7462 (c_parser_declspecs): Update.
7464 2007-07-03 David Ung <davidu@mips.com>
7466 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
7468 2007-07-03 David Ung <davidu@mips.com>
7469 Richard Sandiford <richard@codesourcery.com>
7471 * doc/invoke.texi: Document -march=74kf3_2.
7472 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
7473 (TUNE_74K): Check for it.
7474 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
7475 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
7476 * config/mips/mips.md (cpu): Add 74kf3_2.
7477 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
7478 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
7479 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
7480 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
7481 74kf3_2 to the CPU list.
7482 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
7483 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
7484 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
7485 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
7486 (r74kf3_2_fxfer_from_c1): New insn reservations.
7488 2007-07-03 Richard Sandiford <richard@codesourcery.com>
7489 David Ung <davidu@mips.com>
7491 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
7492 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
7493 and 74k[fx]. Document aliases for the new options.
7494 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
7495 (PROCESSOR_24KF2_1): ...this.
7496 (PROCESSOR_24KX): Rename to...
7497 (PROCESSOR_24KF1_1): ...this.
7498 (PROCESSOR_74KF): Rename to...
7499 (PROCESSOR_74KF2_1): ...this.
7500 (PROCESSOR_74KX): Rename to...
7501 (PROCESSOR_74KF1_1): ...this.
7502 (TUNE_74K): Update PROCESSOR_* names.
7503 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
7504 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
7505 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
7506 (mips_rtx_cost_data): Update processor names in comments.
7507 (mips_issue_rate): Update PROCESSOR_* names.
7508 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
7509 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
7510 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
7511 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
7512 Update cpu attribute names.
7513 (r24k_fpu_iss): Rename this reservation to...
7514 (r24kf2_1_fpu_iss): ...this and update all uses.
7515 (r24kx_fpu_iss): Rename this reservation to...
7516 (r24kf1_1_fpu_iss): ...this and update all uses.
7517 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
7518 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
7519 Update cpu attribute names.
7521 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
7523 * config/m32r/constraints.md: New file.
7524 * config/m32r/m32r.c: Include tm-constrs.h.
7525 (small_data_operand): Use satisfies_constraint_* instead of macro.
7526 (addr24_operand, gen_compare): Likewise.
7527 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
7528 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
7529 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7530 EXTRA_CONSTRAINT): Likewise.
7531 * config/m32r/m32r.md: Include constraints.md.
7532 (*movsi_insn): Use satisfies_constraint_* instead of macro.
7533 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
7534 * config/m32r/predicates.md (conditional_move_operand): Likewise.
7535 (two_insn_const_operand, int8_operand, uint16_operand,
7536 reg_or_int16_operand, reg_or_uint16_operand,
7537 reg_or_cmp_int16_operand, cmp_int16_operand,
7538 seth_add3_operand): Likewise.
7540 2007-07-03 Eric Christopher <echristo@gmail.com>
7542 * libgcc2.h: Conditionally declare __bswapsi2 and
7545 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
7547 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
7550 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7553 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
7554 (__gthrw_pragma): Provide default definition.
7556 * gthr-posix.c (__gthrw_pragma): Define.
7558 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
7560 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
7561 before declaring inequality.
7563 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
7565 * combine.c (recog_for_combine): Log the success or failure of
7566 matching new insn patterns against the machine description in
7569 2007-07-03 Revital Eres <eres@il.ibm.com>
7571 * ddg.c (print_sccs): New function.
7572 (check_sccs): New function.
7573 (create_ddg_all_sccs): Use it.
7574 * ddg.h (print_sccs): Declare.
7575 * modulo-sched.c (sms_order_nodes): Call print_sccs.
7577 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
7579 * targhooks.h (default_mode_for_suffix): New function declaration.
7580 * targhooks.c (default_mode_for_suffix): New default target hook.
7581 * target.h (struct c): New structure in the targetm struct.
7582 (mode_for_suffix): New target hook as part of struct c.
7583 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
7584 default_mode_for_suffix.
7585 (TARGET_C): New define.
7586 * c-lex.c: Include "target.h".
7587 (interpret_float): Use targetm.c.mode_for_suffix to determine
7588 the mode for a given non-standard suffix.
7589 Makefile.in (c-lex.o): Depend on $(TARGET_H).
7591 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
7592 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
7594 * doc/extend.texi (Floating Types): New node. Document __float80 and
7595 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
7597 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7600 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
7601 predicate instead of target_operand.
7602 (divsi3_i1_media, divsi3_media_2): Likewise.
7604 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
7606 * tree.h (alias_sets_might_conflict_p): Rename into
7607 alias_sets_must_conflict_p.
7608 * alias.c (alias_sets_might_conflict_p): Likewise.
7609 (alias_sets_conflict_p): Use it.
7610 (objects_must_conflict_p): Likewise.
7611 * c-common.c (strict_aliasing_warning): Adjust.
7613 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
7615 * rtlhooks.c (gen_lowpart_if_possible): Check for
7616 invalid subreg before calling gen_lowpart_SUBREG.
7618 2007-07-02 Geoffrey Keating <geoffk@apple.com>
7620 * config/darwin9.h: Add copyright notice.
7621 (LINK_COMMAND_SPEC): Add comment.
7622 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
7623 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
7624 DARWIN_LIBSYSTEM_HAS_UNWIND.
7626 2007-07-02 Jakub Jelinek <jakub@redhat.com>
7629 * omp-low.c (check_combined_parallel): New function.
7630 (lower_omp_parallel): Call it via walk_stmts, set
7631 OMP_PARALLEL_COMBINED if appropriate.
7632 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
7633 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
7634 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
7635 don't consider it as combined parallel.
7637 2007-07-02 Richard Sandiford <richard@codesourcery.com>
7639 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
7640 (gcc_tooldir): Likewise.
7641 * configure: Regenerate.
7642 * Makefile.in (libsubdir_to_prefix): New variable, based on the
7643 old configure.ac gcc_tooldir setting.
7644 (prefix_to_exec_prefix): New variable.
7645 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
7646 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
7648 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
7650 Fix PR tree-optimization/32583
7651 Fix PR tree-optimization/32584
7652 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
7653 (phi_translate_set): Use phi_translate directly now.
7654 (make_values_for_stmt): Don't value number RHS if we already know
7657 2007-07-02 Steve Ellcey <sje@cup.hp.com>
7658 Jim Wilson <wilson@specifix.com>
7661 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
7664 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
7665 Richard Sandiford <richard@codesourcery.com>
7666 Nigel Stephens <nigel@mips.com>
7668 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
7669 (mips16e_output_save_restore): Declare.
7670 (mips16e_save_restore_pattern_p): Likewise.
7671 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
7672 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
7673 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
7674 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
7675 (BITSET_P): New global macro, extracted from...
7676 (mips_for_each_saved_reg): ...here.
7677 (mips16e_save_restore_info): New struct.
7678 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
7679 (mips16e_save_restore_regs): New variable.
7680 (mips_split_plus, mips16e_find_first_register): New functions.
7681 (mips16e_mask_registers): New function.
7682 (compute_frame_size): Expand the commentary before the function.
7683 Enforce the MIPS16e save and restore register range restrictions.
7684 Pad the general register save area at the low end.
7685 (mips16e_save_restore_reg, mips16e_build_save_restore)
7686 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
7687 (mips16e_output_save_restore, mips16e_collect_propagate_value)
7688 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
7690 (mips_expand_prologue, mips_expand_epilogue): Handle
7691 GENERATE_MIPS16E_SAVE_RESTORE.
7692 * config/mips/mips.md (*mips16e_save_restore): New pattern.
7694 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
7696 PR tree-optimization/31966
7697 PR tree-optimization/32533
7698 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
7699 "basic_block" description as its third argument. Update function
7700 calls to get destination bb from "edge" argument. Save "cond" into
7701 aux field of the edge. Update prototype for changed arguments.
7702 (if_convertible_loop_p): Clear aux field of incoming edges if bb
7704 (find_phi_replacement_condition): Operate on incoming edges, not
7705 on predecessor blocks. If there is a condition saved in the
7706 incoming edge aux field, AND it with incoming bb predicate.
7707 Return source bb of the first edge.
7708 (clean_predicate_lists): Clean aux field of outgoing node edges.
7709 (tree_if_conversion): Do not initialize cond variable. Move
7710 variable declaration into the loop.
7711 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
7712 initializations of new_stmt, arg0 and arg1 variables.
7714 2007-07-02 Jakub Jelinek <jakub@redhat.com>
7716 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
7717 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
7719 2007-07-02 Richard Guenther <rguenther@suse.de>
7721 * tree-ssa.c (useless_type_conversion_p): Document
7722 future intent as defining the middle-end type system.
7723 Re-structure to call langhook last, group by type class,
7724 mark questionable parts.
7726 2007-07-02 Richard Guenther <rguenther@suse.de>
7728 * tree-flow.h (types_compatible_p): Declare.
7729 * tree-ssa.c (types_compatible_p): New function.
7730 * ipa-type-escape.c (discover_unique_type): Use
7731 types_compatible_p instead of lang_hooks.types_compatible_p.
7732 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
7733 * tree-vn.c (expressions_equal_p): Likewise.
7734 * tree.c (fields_compatible_p): Likewise.
7735 * tree-ssa-dom.c (avail_expr_eq): Likewise.
7736 (cprop_operand): Use useless_type_conversion_p instead of
7737 lang_hooks.types_compatible_p.
7738 * tree-inline.c (setup_one_parameter): Likewise.
7739 (declare_return_variable): Likewise.
7740 * tree-nrv.c (tree_nrv): Likewise.
7741 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
7742 (maybe_fold_offset_to_component_ref): Likewise.
7743 (maybe_fold_offset_to_reference): Likewise.
7744 * tree-ssa-copy.c (may_propagate_copy): Likewise.
7745 (merge_alias_info): Likewise.
7746 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
7747 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
7748 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
7749 * tree-tailcall.c (find_tail_calls): Likewise.
7750 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
7751 * gimplify.c (canonicalize_addr_expr): Likewise.
7752 (fold_indirect_ref_rhs): Likewise.
7753 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
7754 (cpt_same_type): Likewise.
7755 (check_pointer_types_r): Swap parameters to cpt_same_type
7757 * fold-const.c (fold_convert): Revert fix for PR15988.
7758 * tree-inline.c (setup_one_parameter): Instead fix it here by
7759 using fold_build1 instead of fold_convert and checking for
7760 error_mark_node. Convert only if the conversion is necessary.
7762 2007-07-02 Joseph Myers <joseph@codesourcery.com>
7764 * configure.ac: Check for .gnu_attribute on Power.
7765 * configure: Regenerate.
7766 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
7767 attribute for floating-point ABI.
7769 2007-07-02 Ira Rosen <irar@il.ibm.com>
7771 PR tree-optimization/32230
7772 PR tree-optimization/32477
7773 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
7774 address is a constant.
7776 2007-07-02 Richard Sandiford <richard@codesourcery.com>
7778 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
7779 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
7780 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
7781 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
7782 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
7783 64-bit targets. Add support for *-elfoabi*.
7784 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
7785 different settings if $(tm_defines) does not select the EABI.
7786 (MULTILIB_EXCLUSIONS): Define in those circumstances.
7787 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
7788 (MIPS_ARCH_OPTION_SPEC): Likewise.
7789 (MIPS_ISA_LEVEL_SPEC): Likewise.
7790 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
7791 * config/mips/elfoabi.h: New file.
7793 2007-07-02 Richard Guenther <rguenther@suse.de>
7795 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
7796 (useless_type_conversion_p): ... this.
7797 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
7798 (useless_type_conversion_p): ... this.
7799 * builtins.c (fold_builtin_memory_op): Rename
7800 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
7801 * tree-cfg.c (verify_expr): Likewise.
7802 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
7803 * tree-ssa-ccp.c (ccp_fold): Likewise.
7804 * tree-ssa-copy.c (may_propagate_copy): Likewise.
7805 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
7806 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
7807 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
7808 * tree-ssa-pre.c (eliminate): Likewise.
7809 * tree-ssa.c (delete_tree_ssa): Likewise.
7810 (tree_ssa_useless_type_conversion): Likewise.
7811 * tree.c (build2_stat): Likewise.
7813 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
7815 Fix PR tree-optimization/32571
7816 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
7819 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
7821 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
7822 and other expected operations explicitly, change default to
7825 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7827 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
7829 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
7830 (tls_load_dot_plus_eight): Move the label number into the unspec.
7831 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
7833 2007-07-01 Andreas Schwab <schwab@suse.de>
7835 * dwarf2out.c (initial_return_save): Define only if used.
7837 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
7839 Unreverting Richard's Revert of:
7841 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7843 * dce.c (deletable_insn_p_1): New function, split out from...
7844 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7845 specially, not those inside PARALLELs. Remove BODY argument
7846 and adjust recursive call accordingly.
7847 (prescan_insns_for_dce): Update call to delete_insn_p.
7849 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
7850 Revital Eres <eres@il.ibm.com>
7852 * ddg.c (create_ddg_all_sccs): Fix missed
7853 initialization of scc_nodes.
7855 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
7858 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
7859 X + ~X to 1 only for INTEGRAL_TYPE_P type.
7861 2007-06-30 Joseph Myers <joseph@codesourcery.com>
7863 * configure.ac: Check for .gnu_attribute on MIPS.
7864 * configure, config.in: Regenerate.
7865 * config/mips/mips.c (mips_file_start): If supported, output
7866 attribute for floating-point ABI.
7868 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
7871 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
7872 (ffs_cmove): New expander to expand using ctz pattern.
7873 (*ffs_cmove): Remove pattern.
7874 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
7875 (ffsdi2): Expand using ctz pattern.
7876 (*ffs_rex64): Remove pattern.
7878 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7880 PR rtl-optimization/32296
7881 * pa.md (return): Delete pattern.
7882 (return_internal): Remove "(const_int 1)" from pattern.
7883 (epilogue): Use return_internal pattern for trivial returns.
7884 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
7885 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
7887 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
7889 * tree-ssa-pre.c (is_exception_related): New function
7890 (can_value_number_operation): Use it.
7892 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
7894 Fix PR tree-optimization/32540
7895 Fix PR tree-optimization/31651
7897 * tree-ssa-sccvn.c: New file.
7899 * tree-ssa-sccvn.h: Ditto.
7901 * tree-vn.c: Include tree-ssa-sccvn.h
7902 (val_expr_paid_d): Removed.
7903 (value_table): Ditto.
7904 (vn_compute): Ditto.
7905 (val_expr_pair_hash): Ditto.
7906 (val_expr_pair_expr_eq): Ditto.
7907 (copy_vuses_from_stmt): Ditto.
7910 (shared_vuses_from_stmt): Ditto.
7911 (print_creation_to_file): Moved up.
7912 (sort_vuses): Ditto.
7913 (sort_vuses_heap): Ditto.
7914 (set_value_handle): Make non-static.
7915 (make_value_handle): Ditto.
7916 (vn_add): Rewritten to use sccvn lookups.
7917 (vn_add_with_vuses): Ditto.
7918 (vn_lookup): Ditto (and second argument removed).
7919 (vn_lookup_with_vuses): Ditto.
7920 (vn_lookup_or_add): Ditto (and second argument removed);
7921 (vn_lookup_or_add_with_vuses): Ditto.
7922 (vn_lookup_with_stmt): New.
7923 (vn_lookup_or_add_with_stmt): Ditto.
7924 (create_value_handle_for_expr): Ditto.
7926 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
7927 (seen_during_translate): New function.
7928 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
7929 (phi_trans_add): Ditto.
7930 (constant_expr_p): FIELD_DECL is always constant.
7931 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
7932 Use constant_expr_p.
7933 Avoid infinite recursion on mutually valued expressions.
7934 Change callers of vn_lookup_or_add.
7935 (phi_translate): New function.
7936 (compute_antic_safe): Allow phi nodes.
7937 (create_component_ref_by_pieces): Update for FIELD_DECL change.
7938 (find_or_generate_expression): Rewrite slightly.
7939 (create_expression_by_pieces): Updated for vn_lookup_or_add
7941 Update VN_INFO for new names.
7942 (insert_into_preds_of_block): Update for new names.
7943 (add_to_exp_gen): New function.
7944 (add_to_sets): Use vn_lookup_or_add_with_stmt.
7945 (find_existing_value_expr): Rewrite to changed vn_lookup.
7946 (create_value_expr_from): Ditto, and use add_to_exp_gen.
7947 (try_look_through_load): Removed.
7948 (try_combine_conversion): Ditto.
7949 (get_sccvn_value): New function.
7950 (make_values_for_phi): Ditto.
7951 (make_values_for_stmt): Ditto.
7952 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
7954 (init_pre): Update for SCCVN changes.
7956 (execute_pre): Ditto.
7958 * tree-flow.h (make_value_handle): Declare.
7959 (set_value_handle): Ditto.
7960 (sort_vuses_heap): Ditto.
7961 (vn_lookup_or_add_with_stmt): Ditto.
7962 (vn_lookup_with_stmt): Ditto.
7963 (vn_compute): Remove.
7966 (vn_lookup): Update arguments.
7968 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
7970 (tree-ssa-sccvn.o): New.
7971 (OBJS-common): Add tree-ssa-sccvn.o
7973 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7976 * c-typeck.c (build_external_ref): Don't mark as used if called
7978 * calls.c (rtx_for_function_call): Likewise.
7980 2007-06-30 Richard Sandiford <richard@codesourcery.com>
7984 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7986 * dce.c (deletable_insn_p_1): New function, split out from...
7987 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7988 specially, not those inside PARALLELs. Remove BODY argument
7989 and adjust recursive call accordingly.
7990 (prescan_insns_for_dce): Update call to delete_insn_p.
7992 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
7994 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
7995 (try_combine): Move potential calls to undo_all() so they happen
7996 before we commit to using the combined insns.
7998 2006-06-30 Jan Hubicka <jh@suse.cz>
8000 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
8003 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
8005 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
8006 (cgraph_remove_unreachable_nodes): Likewise.
8007 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
8008 * ipa-inline.c (update_caller_keys): Cast according to the coding
8010 (cgraph_decide_recursive_inlining): Likewise.
8011 (cgraph_decide_inlining_of_small_function): Likewise.
8012 (try_inline): Likewise.
8013 (cgraph_decide_inlining_incrementally): Likewise.
8014 * ipa-pure-const.c (get_function_state): Likewise.
8015 (scan_function): Likewise.
8016 (analyze_function): Likewise.
8017 (static_execute): Likewise.
8018 * ipa-reference.c (scan_for_static_refs): Likewise.
8019 (merge_callee_local_info): Likewise.
8020 (analyze_function): Use type safe memory macros.
8021 (static_execute): Likewise. Cast according to the coding conventions.
8022 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
8024 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
8026 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
8027 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
8030 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8033 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
8034 for complex modes (both int and real).
8036 2007-06-29 Jan Hubicka <jh@suse.cz>
8038 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
8040 2007-06-29 Jan Hubicka <jh@suse.cz>
8043 * cse.c (cse_insn): Avoid invalid sharing in between register note and
8046 2007-06-29 Anatoly Sokolov <aesok@post.ru>
8049 * config/avr/avr.c: Include dataflow header file.
8050 (expand_prologue): Adjust for prologue insn change.
8051 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
8054 2007-06-29 Richard Guenther <rguenther@suse.de>
8057 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
8058 during type verification.
8060 2007-06-29 Jan Hubicka <jh@suse.cz>
8062 * recog.c (validate_change_rtx_1): Unshare TO argument.
8064 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
8066 PR tree-optimization/24659
8067 * tree-vect-transform.c (vectorizable_call): Handle
8068 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
8070 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
8071 * config/i386/i386.c (enum ix86_builtins)
8072 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
8073 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
8075 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
8076 const using def_builtin_const.
8077 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
8078 input operands in the same modes as the result.
8079 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
8081 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
8083 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
8084 (df_set_dead_notes_for_mw): Likewise.
8086 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
8088 * c-common.c (pointer_int_sum): Do the negation in sizetype.
8090 2007-06-28 DJ Delorie <dj@redhat.com>
8092 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
8094 2007-06-28 Geoffrey Keating <geoffk@apple.com>
8096 * doc/invoke.texi (C++ Dialect Options): Document
8097 fvisibility-ms-compat.
8098 * c.opt (fvisibility-ms-compat): New.
8100 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8103 * tree-affine.c (aff_combination_add_elt): Handle
8104 pointer addition specially.
8106 2007-06-28 Jakub Jelinek <jakub@redhat.com>
8108 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
8109 decl is non-external for AIX ABI.
8111 2007-06-28 David Edelsohn <edelsohn@gnu.org>
8113 * config/rs6000/predicates.md (current_file_function_operand):
8114 Ensure the symbol is non-external for AIX ABI.
8116 2007-06-28 Nick Clifton <nickc@redhat.com>
8118 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
8119 (fdce, fdse, fpredictive-commoning): Likewise.
8121 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8124 * gcc.c (process_command): Recognize the new -static-libgfortran
8127 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
8130 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
8131 Use a call clobbered hard reg instead of a pseudo reg.
8133 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
8135 * config/sh/sh.md (load_gbr): Use correct operand constraint.
8137 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
8140 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
8141 REG_LIBCALL and REG_RETVAL notes.
8142 (divsi3, mulsi3): Likewise.
8143 (mulhisi3): Likewise. Use emit_libcall_block.
8144 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
8146 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
8148 PR rtl-optimization/32481
8149 * combine.c (adjust_for_new_dest): Rescan the changed insn.
8151 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8153 * dce.c (deletable_insn_p_1): New function, split out from...
8154 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8155 specially, not those inside PARALLELs. Remove BODY argument
8156 and adjust recursive call accordingly.
8157 (prescan_insns_for_dce): Update call to delete_insn_p.
8159 2007-06-27 Richard Guenther <rguenther@suse.de>
8162 * tree.h (fold_convertible_p): Declare.
8163 * fold-const.c (fold_convertible_p): New function.
8164 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
8165 instead of lang_hooks.types_compatible_p.
8167 2007-06-26 Jan Hubicka <jh@suse.cz>
8169 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
8170 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
8171 early use validate_unshare_change.
8172 (reload_combine): Likewise.
8173 * recog.c (change_t): New field unshare.
8174 (validate_change_1): Rename from validate_change; add argument unshare.
8175 (validate_change): Turn into wrapper of validate_change_1; update
8176 prototype for bools.
8177 (validate_unshare_change): New.
8178 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
8179 calls of df_insn_rescan.
8180 * recog.h (validate_change): Replace ints by bools.
8181 (validate_unshare_change): Declare.
8183 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
8185 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
8187 2007-06-26 Steve Ellcey <sje@cup.hp.com>
8189 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
8191 2007-06-25 Jan Hubicka <jh@suse.cz>
8193 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
8195 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
8196 cgraph_decide_inlining_incrementally): Move uninlinability checks to
8197 places other call site specific checks are performed.
8199 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8202 * tree-vect-transform.c (vectorizable_operation): Convert
8203 POINTER_PLUS_EXPR over to PLUS_EXPR.
8205 2007-06-25 Chao-ying Fu <fu@mips.com>
8207 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
8208 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
8209 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
8210 Document GET_MODE_IBIT, and GET_MODE_FBIT.
8212 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
8213 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8214 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
8215 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
8216 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
8217 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
8218 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
8219 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
8220 ALL_FIXED_POINT_MODE_P): New define.
8221 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8223 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
8225 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
8226 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8227 MODE_VECTOR_UACCUM): New mode classes.
8229 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
8230 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
8231 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
8234 * genmodes.c (struct mode_data): Add ibit and fbit fields.
8235 (blank_mode): Initialize ibit and fbit.
8236 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
8237 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8239 (new_adjust): Change required_class to required_class_from and
8240 required_class_to for testing within a range.
8241 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8242 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8244 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
8245 (make_fixed_point_mode): New.
8246 (_ADD_ADJUST): Change C to C1 and C2.
8247 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
8248 use a range for machine classes.
8249 (ADJUST_IBIT, ADJUST_FBIT): New.
8250 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
8252 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
8253 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8254 Emit adjustment for ibit and fbit.
8255 (emit_mode_ibit, emit_mode_fbit): New.
8256 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
8258 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
8260 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
8261 as the source of the set.
8263 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
8265 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
8266 FP_REGNO_P): Use IN_RANGE.
8267 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
8268 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
8269 (DATA_REG_P): Use DATA_REGNO_P.
8270 (FP_REG_P): Use FP_REGNO_P.
8271 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
8272 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
8273 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
8275 2007-06-24 Jan Hubicka <jh@suse.cz>
8278 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
8280 2007-06-24 Sebastian Pop <sebpop@gmail.com>
8283 * fold-const.c (fold_binary): Strip nops of operand 0
8284 of BIT_NOT_EXPR before calling operand_equal_p.
8285 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
8286 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
8288 2007-06-23 Mark Mitchell <mark@codesourcery.com>
8290 * doc/extend.texi: Document that dllimport and dllexport imply
8292 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
8293 imported or exported declaration, including type declarations.
8294 * c-common.c (handle_visibility_attribute): Check for conflicts
8295 with dllimport/dllexport.
8296 (c_determine_visibility): Handle dllimport/dllexport as an
8297 explicit visibility atttribute.
8299 2007-06-23 Richard Guenther <rguenther@suse.de>
8301 PR tree-optimization/16876
8303 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
8305 * tree-inline.c (initialize_inlined_parameters): Do not call
8306 lang_hooks.tree_inlining.convert_parm_for_inlining.
8307 * cgraphbuild.c (initialize_inline_failed): Set inline failed
8308 reason for mismatched types.
8309 * gimplify.c (gimplify_call_expr): Verify the call expression
8310 arguments match the called function type signature. Otherwise
8311 mark the call expression to be not considered for inlining
8312 using CALL_CANNOT_INLINE_P flag.
8313 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
8314 edges call expression.
8315 (cgraph_decide_inlining_of_small_function): Likewise.
8316 (cgraph_decide_inlining): Likewise.
8317 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
8319 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
8320 * c-typeck.c (c_convert_parm_for_inlining): Remove.
8321 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
8323 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
8324 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
8326 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
8327 convert_parm_for_inlining member.
8329 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
8332 * arm.md (negscc): Match the correct operand for optimized LT0 test.
8333 Remove optimization for GT.
8335 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
8338 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
8340 (prescan_insns_for_dce): Add extra parameter.
8342 2007-06-23 Jan Hubicka <jh@suse.cz>
8345 * gimplify.c (mark_addressable): New function.
8346 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
8348 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8351 * expr.c (store_constructor): Do not clobber non-zeroed memory.
8353 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8356 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
8357 moves between MMX/SSE registers to at least 8 units to prevent
8358 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
8360 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8362 * config/i386/i386.c (override_options): Correct x86_sahf
8365 2007-06-21 David Daney <ddaney@avtrex.com>
8368 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
8369 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
8370 (exception_receiver): Renamed to ...
8371 (nonlocal_goto_receiver): ... this.
8373 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
8375 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
8376 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
8377 partial register accesses.
8379 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
8381 * fold-const.c (debug_fold_checksum): Move it under
8382 ENABLE_FOLD_CHECKING.
8384 2007-06-21 Sebastian Pop <sebpop@gmail.com>
8387 * tree.h (debug_fold_checksum): Declared.
8388 * fold-const.c (build_fold_addr_expr_with_type_1): New.
8389 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
8390 build_fold_addr_expr_with_type_1.
8391 (fold_addr_expr, debug_fold_checksum): New.
8392 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
8393 (fold_unary, fold_comparison, split_address_to_core_and_offset):
8396 2007-06-21 Sebastian Pop <sebpop@gmail.com>
8398 PR tree-optimization/19590
8399 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
8400 of scev is a constant.
8401 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
8403 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
8405 * df-problems.c (df_note_bb_compute): Made computation of live
8406 info consistent with df_lr.
8408 2007-06-21 Richard Guenther <rguenther@suse.de>
8410 PR tree-optimization/32453
8411 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
8412 for pointer anti-range.
8414 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
8416 * config/i386/i386.c (processor_target_table): Increase maximum
8417 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
8420 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
8421 byte alignment if > 8 byte alignment is preferred.
8422 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
8424 2007-06-21 Jakub Jelinek <jakub@redhat.com>
8426 PR tree-optimization/31866
8427 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
8428 if ASM_EXPR's input is not a SSA_NAME.
8431 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
8432 but decl is a global var, instead return decl.
8433 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
8434 even for is_global_var decls, if they are private in some outer
8437 2007-06-21 Richard Guenther <rguenther@suse.de>
8439 PR tree-optimization/32451
8440 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
8442 2007-06-21 Christian Bruel <christian.bruel@st.com>
8444 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
8445 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
8446 (push_regs): Changed saving order or banked registers.
8447 (sh_expand_epilogue): Likewise.
8448 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
8449 (FIRST_BANKED_REG): Likewise.
8450 (LAST_BANKED_REG): Likewise.
8451 * config/sh/sh.md (banked) New attribute.
8452 (in_delay_slot): Check banked attribute.
8454 2007-06-20 Sebastian Pop <sebpop@gmail.com>
8456 PR tree-optimization/32075
8457 * tree-data-ref.c (subscript_dependence_tester_1,
8458 analyze_miv_subscript, analyze_overlapping_iterations,
8459 add_distance_for_zero_overlaps, build_classic_dist_vector,
8460 subscript_dependence_tester_1, analyze_overlapping_iterations,
8461 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
8462 compute_affine_dependence, compute_all_dependences): Pass loop_nest
8463 to evolution_function_is_affine_multivariate_p.
8465 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8467 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
8469 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
8472 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
8474 * config/m32c/prologue.md (epilogue_exitd_16): New.
8475 (epilogue_reit_16): New.
8476 (epilogue_exitd): Rename to epilogue_exitd_24.
8477 (epilogue_reit): Rename to epilogue_reit_24.
8479 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
8480 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8482 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
8484 * haifa-sched.c (queue_to_ready): Don't requeue next insn
8485 if dbg_cnt (sched_insn) reaches the limit.
8486 (choose_ready): New parameter INSN_PTR and new return value.
8487 (schedule_block): Handle dbg_cnt (sched_insn). Handle
8488 the new return value from choose_ready.
8489 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
8490 (rest_of_handle_global_alloc): New global_alloc_at_func.
8492 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
8494 PR tree-optimization/25737
8495 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
8496 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
8497 * tree-flow.h (struct fieldoff): Add new field alias_set.
8498 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
8499 argument addressable_type. Set alias_set of fieldoff.
8500 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
8501 (create_overlap_variables_for): Pass alias_set from fieldoff to
8503 * alias.c (get_alias_set): Use alias_set from SFT if set.
8505 2007-06-20 Hui-May Chang <hm.chang@apple.com>
8507 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
8508 of a variable as an unsigned HOST_WIDE_INT integer.
8510 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
8512 PR rtl-optimization/32405
8513 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
8515 2007-06-20 Jakub Jelinek <jakub@redhat.com>
8517 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
8520 * builtins.c: Include diagnostic.h.
8521 (expand_builtin_expect): Make gcc_assert more permissive.
8522 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
8525 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
8529 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
8530 if ACCUMULATE_OUTGOING_ARGS.
8532 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
8534 * config/m68hc11/m68hc11.c: Include dataflow header file.
8535 (m68hc11_reorg): Port to dataflow.
8537 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8539 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
8540 (struct df_problem.free_blocks_on_set_blocks): New field.
8541 (struct dataflow.optional_p): New field.
8542 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
8543 (df_live_set_all_dirty): New function.
8544 * df-scan.c (df_scan_alloc): Initialize optional_p.
8545 (problem_SCAN): Initialize free_blocks_on_set_blocks.
8546 * df-core.c (df_set_blocks): Removed use of
8547 DF_FIRST_OPTIONAL_PROBLEM. Now uses
8548 df_problem.free_blocks_on_set_blocks to determine which blocks are
8550 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
8551 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
8552 uses dataflow.optional_p to determine if problem should be
8554 (rest_of_handle_df_initialize): Only start live problem if
8556 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
8557 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
8558 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
8559 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
8560 problem_NOTE): Initialize free_blocks_on_set_blocks.
8561 (df_lr_bb_local_compute): Recompute luids if df_live problem is
8563 (df_live_set_all_dirty, df_note_alloc): New function.
8564 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
8566 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
8567 * postreload.c (reload_combine): Ditto.
8568 * cse.c (cse_extended_basic_block): Ditto.
8569 * regmove.c (mark_flags_life_zones): Ditto.
8570 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
8571 erase_matching_seqs): Ditto.
8572 * bt-load.c (compute_defs_uses_and_gen): Ditto.
8573 * integrate (allocate_initial_values): Ditto.
8574 * combine.c (reg_dead_at_p): Ditto.
8575 * resource.c (mark_target_live_regs): Ditto.
8576 * sched-rgn.c (check_live_1, update_live_1): Ditto.
8577 * config/sh/sh.c (find_r0_life_regions): Ditto.
8578 * global.c (rest_of_handle_global_alloc): Only add back df_live
8580 * local-alloc.c (rest_of_handle_local_alloc): Only remove
8582 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
8584 (if_convert): Make sure df_live is there at -O == 1.
8585 (pass_if_after_combine): Cleanup flags.
8586 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
8587 is there at -O == 1.
8589 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
8591 * config/arm/arm.c (arm_get_frame_offsets): Set
8592 offsets->locals_base to avoid negative stack size.
8593 (thumb1_expand_prologue): Assert on negative stack size.
8595 2007-06-19 Sebastian Pop <sebpop@gmail.com>
8597 PR tree-optimization/32367
8598 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
8599 of the chrec has no evolution in that loop.
8600 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
8602 2007-06-19 Bob Wilson <bob.wilson@acm.org>
8604 * config/xtensa/xtensa.c: Include "df.h".
8605 (xtensa_builtin_saveregs): Use adjust_address instead of
8607 (xtensa_va_start): Invoke make_tree with sizetype for
8608 expand_builtin_saveregs and then convert the result to a pointer.
8609 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
8610 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
8611 Subtract argument size from index value as integers and then use
8612 POINTER_PLUS_EXPR to add the result to the array address.
8614 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
8617 * config/m32c/m32c.c: Include dataflow header file.
8618 (m32c_emit_prologue): Adjust for prologue insn change.
8619 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
8620 once inside a PARALLEL. Assume frame size passed in operand 0
8621 includes space to save the fb register.
8622 (prologue_enter_24): Likewise.
8623 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
8625 2007-06-19 David Daney <ddaney@avtrex.com
8628 * config/mips/mips.md (cprestore): Mark $gp as used.
8630 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
8633 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
8634 (frv_ifcvt_modify_insn): Likewise.
8636 2007-06-19 Richard Guenther <rguenther@suse.de>
8638 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
8639 only handle positive offsets that fit in a HOST_WIDE_INT.
8641 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
8643 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
8644 result of rsqrt insn for zero input argument to avoid NaN.
8646 2007-06-19 Richard Guenther <rguenther@suse.de>
8649 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
8651 2007-06-19 Jakub Jelinek <jakub@redhat.com>
8653 PR tree-optimization/32353
8654 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
8656 2007-06-19 Nick Clifton <nickc@redhat.com>
8658 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
8660 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
8663 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
8664 * config/i386/i386.c (assign_386_stack_local): Assert that
8665 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
8666 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
8667 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
8668 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
8670 2007-06-18 Steve Ellcey <sje@cup.hp.com>
8672 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
8674 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
8676 PR rtl-optimization/32321
8677 * gcse.c (replace_store_insn): Update the note before
8678 calling emit_insn_after.
8680 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
8683 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
8685 * df-problems.c (df_note_bb_compute): Fix dumping info.
8687 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
8689 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
8690 insn with emit_jump_insn.
8692 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
8694 PR tree-optimization/32383
8695 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
8696 * targhooks.h (default_builtin_reciprocal): Update prototype.
8697 * target.h (struct gcc_target): Update builtin_reciprocal.
8698 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
8699 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
8700 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
8701 when fndecl is in BUILT_IN_MD class.
8702 (execute_convert_to_rsqrt): Ditto.
8704 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
8705 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
8706 Convert BUILT_IN_SQRTF code only when md_fn is false.
8708 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
8710 * bt-load.c (move_btr_def): Fix the order of arguments
8711 to validate_replace_rtx.
8713 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
8715 * config/m68k/m68k-devices.def: Add 54450..54455.
8717 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
8719 PR rtl-optimization/32366
8720 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
8721 FLOAT_EXTEND]: Prevent non-scalar modes from entering
8724 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
8727 * modulo-sched (generate_reg_moves): Added rescan parameter and if
8728 this is true, rescan insn being modified.
8729 (sms_schedule): Added rescan parameter.
8730 (rest_of_handle_sms): Moved freeing of dominance info to before
8731 getting out of cfg_layout.
8733 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
8735 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
8736 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
8739 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
8740 FL_CF_EMAC from the entry for isac.
8742 * config/m68k/predicates.md (const_call_operand): Adjust comment.
8743 (const_sibcall_operand): New.
8744 (sibcall_operand): Use it.
8745 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
8746 (m68k_isas): ISAC does not imply FPU or EMAC.
8747 (override_options): Add ISA_C logic for symbolic jump & call.
8749 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
8751 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
8752 return mode from the builtin itself.
8753 (sparc_fold_builtin): Fix cast of zero constant.
8755 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
8757 * targhooks.c (default_builtin_reciprocal): New default target hook.
8758 * targhooks.h (default_builtin_reciprocal): Add prototype.
8759 * hooks.c (hook_tree_tree_bool_null): Remove hook.
8760 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
8761 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
8762 default_builtin_reciprocal.
8764 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
8767 * hooks.c (hook_tree_tree_bool_null): New hook.
8768 * hooks.h (hook_tree_tree_bool_null): Add prototype.
8769 * tree-pass.h (pass_convert_to_rsqrt): Declare.
8770 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
8771 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
8772 and convert it to reciprocal a*rfunc(b).
8773 (execute_convert_to_rsqrt): New function.
8774 (gate_convert_to_rsqrt): New function.
8775 (pass_convert_to_rsqrt): New pass definition.
8776 * target.h (struct gcc_target): Add builtin_reciprocal.
8777 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
8778 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
8779 TARGET_BUILTIN_RECIPROCAL.
8780 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
8782 * config/i386/i386.h (TARGET_RECIP): New define.
8783 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
8784 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8785 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8786 and not optimizing for size.
8787 (*rcpsf2_sse): New insn pattern.
8788 (*rsqrtsf2_sse): Ditto.
8789 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
8790 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8791 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8792 and not optimizing for size.
8793 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
8794 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8795 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8796 and not optimizing for size.
8797 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
8798 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8799 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8800 and not optimizing for size.
8801 (*sse_rsqrtv4sf2): Do not export.
8803 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
8804 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8805 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8806 and not optimizing for size.
8808 * config/i386/i386.opt (mrecip): New option.
8809 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
8810 (ix86_emit_swsqrtsf): Ditto.
8811 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
8812 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
8814 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
8815 ix86_expand_unop1_builtin.
8816 (ix86_emit_swdivsf): New function.
8817 (ix86_emit_swsqrtsf): Ditto.
8818 (ix86_builtin_reciprocal): New function.
8819 (TARGET_BUILTIN_RECIPROCAL): Use it.
8820 (ix86_vectorize_builtin_conversion): Rename from
8821 ix86_builtin_conversion.
8822 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
8823 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
8824 "i386 and x86_64 Options" section.
8825 (Intel 386 and AMD x86_64 Options): Document -mrecip.
8827 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8828 Zdenek Dvorak <dvorakz@suse.cz>
8829 Richard Guenther <rguenther@suse.de>
8830 Kaz Kojima <kkojima@gcc.gnu.org>
8832 * tree-vrp.c (compare_values_warnv): Convert val2 to
8834 (extract_range_from_assert): Create
8835 POINTER_PLUS_EXPR for pointer types.
8836 (extract_range_from_binary_expr): Handle
8837 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
8839 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
8840 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
8841 POINTER_PLUS_EXPR as PLUS_EXPR.
8842 (number_of_iterations_lt_to_ne):
8843 For pointer types, use sizetype when
8844 creating MINUS_EXPR/PLUS_EXPRs.
8845 (assert_loop_rolls_lt): For pointer types, use sizetype when
8846 creating MINUS_EXPR/PLUS_EXPRs.
8847 (number_of_iterations_le): Likewise.
8848 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
8849 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
8850 like PLUS_EXPR and MINUS_EXPR.
8851 * tree-pretty-print.c (dump_generic_node): Handle
8853 (op_prio): Likewise.
8854 (op_symbol_1): Likewise.
8855 * optabs.c (optab_for_tree_code): Likewise.
8856 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
8858 * tree-tailcall.c (process_assignment): Mention
8859 POINTER_PLUS_EXPR in a TODO comment.
8860 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
8861 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
8862 not used with a pointer and an integer type.
8863 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
8864 increment using chrec_convert_rhs instead of chrec_convert.
8865 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
8866 PLUS_EXPR except for the right hand side's type will be
8868 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
8869 (fold_used_pointer_cast): Kill.
8870 (pointer_offset_p): Kill.
8871 (fold_used_pointer): Kill.
8872 (pointer_used_p): Kill.
8873 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
8874 call fold_used_pointer.
8875 (instantiate_parameters_1): Convert the increment
8876 using chrec_convert_rhs instead of chrec_convert.
8877 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
8878 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
8879 instead of PLUS_EXPR.
8880 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
8881 PLUS_EXPR for pointers.
8882 (std_gimplify_va_arg_expr): Likewise.
8883 (fold_builtin_memory_op): Likewise.
8884 (fold_builtin_strstr): Likewise.
8885 (fold_builtin_strchr): Likewise.
8886 (fold_builtin_strrchr): Likewise.
8887 (fold_builtin_strpbrk): Likewise.
8888 (expand_builtin_memory_chk): Likewise.
8889 (fold_builtin_memory_chk): Likewise.
8890 (std_expand_builtin_va_start): Use
8891 sizetype for the call to make_tree and then convert
8892 to the pointer type.
8893 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
8894 instead of PLUS_EXPR for adding to a pointer.
8895 (std_gimplify_va_arg_expr): Use fold_build2 for
8896 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
8897 the operands to sizetype first and then cast the BIT_AND_EXPR
8898 back to the pointer type.
8899 * fold-const.c (build_range_check): Handle pointer types
8901 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
8902 of PLUS_EXPR's. Make sure the offset is converted to
8904 (try_move_mult_to_index): Strip the NOPs from the offset.
8905 Remove code argument and replace all uses with PLUS_EXPR.
8906 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
8907 specially. Don't use a pointer type for MINUS_EXPR.
8908 (fold_unary): Handle for (T1)(X op Y),
8909 only p+ as that is the only as that can be handled for
8910 binary operators now.
8911 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
8913 <case PLUS_EXPR>: Add folding of PTR+INT into
8915 Don't call try_move_mult_to_index.
8916 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
8917 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
8918 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
8919 Don't call try_move_mult_to_index.
8920 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
8921 (tree_expr_nonzero_p): Likewise.
8922 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
8923 of PLUS_EXPR for the complex expression folding.
8924 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
8925 first chrec is a pointer type, then the second should
8926 be sizetype and not the first's type.
8927 For POINTER_PLUS_EXPR, use a different right hand side type.
8928 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8929 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
8930 different right hand side type.
8931 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8932 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
8933 instead of PLUS_EXPR.
8934 When either operand is zero, convert the other operand.
8935 (chrec_apply): Use chrec_convert_rhs
8936 on the argument x instead of chrec_convert.
8937 (reset_evolution_in_loop): For pointer types, the new_evol
8939 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
8940 different right hand side type.
8941 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8942 (chrec_convert_rhs): New function.
8943 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
8944 different right hand side type.
8945 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8946 * tree-chrec.h (chrec_convert_rhs): New prototype.
8947 (build_polynomial_chrec): For pointer types, the right hand
8948 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
8949 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
8950 Remove subtraction case as it is always addition now.
8951 Make sure the offset is converted to sizetype.
8952 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
8953 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
8954 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
8955 PLUS_EXPR in pointer type.
8956 Handle POINTER_PLUS_EXPR.
8957 (tree_to_aff_combination): Likewise.
8958 (force_expr_to_var_cost): Likewise.
8959 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
8960 instead of PLUS_EXPR for pointers.
8961 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
8962 instead of PLUS_EXPR of pointer types.
8963 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
8965 (check_va_list_escapes): Likewise.
8966 (check_all_va_list_escapes): Likewise.
8967 * dwarf2out.c (loc_descriptor_from_tree_1):
8968 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
8969 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
8970 (string_constant): Likewise.
8971 * tree-ssa-address.c (tree_mem_ref_addr): When adding
8972 the offset to the base, use POINTER_PLUS_EXPR.
8973 (add_to_parts): Convert the index to sizetype.
8974 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
8975 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
8976 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
8977 Offset only holds something for PLUS_EXPR.
8978 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
8980 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
8982 (analyze_accesses_for_modify_stmt): Likewise.
8983 Remove comment about the type being integral type as it is
8985 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
8987 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
8989 Correct the type which the artimentic is done in (is now
8992 * tree-data-ref.c (split_constant_offset): Handle
8994 * tree-affine.c (tree_to_aff_combination): Likewise.
8995 * c-typeck.c (build_unary_op): For pointers create the increment
8996 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
8998 * gimplify.c (gimplify_self_mod_expr): Create a
8999 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9000 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
9001 * tree.def (POINTER_PLUS_EXPR): New tree code.
9002 * tree-predcom.c (ref_at_iteration): If we have a pointer
9003 type do the multiplication in sizetype.
9004 * tree-mudflap.c (mf_xform_derefs_1): Create a
9005 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9006 * tree-ssa-forwprop.c
9007 (forward_propagate_addr_into_variable_array_index):
9008 Don't expect there to be a cast for the index as that
9009 does not exist anymore.
9010 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
9011 instead of PLUS_EXPR.
9012 Don't check for the first operand of the POINTER_PLUS_EXPR
9013 was the index as it cannot be.
9014 Call forward_propagate_addr_into_variable_array_index with
9015 the SSA_NAME instead of the statement.
9016 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
9017 (compare_constant): Likewise.
9018 (copy_constant): Likewise.
9019 (compute_reloc_for_constant): Likewise.
9020 (output_addressed_constants): Likewise.
9021 (initializer_constant_valid_p): Likewise.
9022 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
9023 Convert the MIN/MAX of the inner type to the outer
9024 type before comparing them.
9025 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
9026 POINTER_PLUS_EXPR instead of PLUS_EXPR.
9027 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
9028 of PLUS_EXPR for pointers.
9029 * tree-inline.c (estimate_num_insns_1): Handle
9031 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
9032 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9033 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
9034 instead of PLUS_EXPR for the pointer increment statement.
9035 (vect_update_ivs_after_vectorizer): For pointer types, create
9036 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
9037 MULT_EXPR in sizetype.
9038 (vect_gen_niters_for_prolog_loop): Add a cast when creating
9040 * tree-object-size.c (plus_expr_object_size): Handle
9041 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
9042 code which is trying to figure out which side is a pointer and
9044 (check_for_plus_in_loops_1): Likewise.
9045 (check_for_plus_in_loops): Likewise.
9046 * c-common.c (pointer_int_sum): Create a
9047 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9048 * tree-ssa-structalias.c (handle_ptr_arith): Handle
9049 only POINTER_PLUS_EXPR. Removing all the extra
9050 code which is trying to figure out which side is a pointer and
9052 * tree-cfg.c (verify_expr): Add extra checking for pointers and
9053 PLUS_EXPR and MINUS_EXPR.
9054 Also add checking to make sure the operands of POINTER_PLUS_EXPR
9056 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
9057 with make_tree, instead of a pointer type.
9058 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
9059 for pointers instead of PLUS_EXPR.
9060 (s390_gimplify_va_arg): Likewise.
9061 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
9062 instead of PLUS_EXPR when doing addition on pointer
9063 types. Use sizetype for the second operand.
9064 (spu_gimplify_va_arg_expr): Likewise.
9065 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
9066 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
9067 a pointer. Don't create a BIT_AND_EXPR for pointer types.
9068 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
9069 for the pointer addition and also use size_int/sizetype
9071 (ix86_gimplify_va_arg): Likewise.
9072 Perform BIT_AND_EXPR on sizetype arguments.
9073 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
9074 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
9075 for the pointer additions and also use size_int for the offsets.
9076 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
9077 additions and also use size_int for the offsets. Perform
9078 BIT_AND_EXPR on sizetype arguments.
9079 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
9080 POINTER_PLUS_EXPR for pointers and create the
9081 BIT_AND_EXPR in sizetype.
9082 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
9083 instead of PLUS_EXPR for pointer addition.
9084 (rs6000_va_start): Likewise.
9085 Also use sizetype for the offset.
9086 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
9087 as PLUS_EXPR/MINUS_EXPR.
9088 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
9089 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
9090 Don't use BIT_AND_EXPR on a pointer type, convert the
9091 expression to sizetype first.
9092 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
9094 (mips_gimplify_va_arg_expr): Likewise.
9095 Don't create BIT_AND_EXPR in a pointer type.
9097 2007-06-15 Eric Christopher <echristo@apple.com>
9099 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
9100 (x86_64-*-darwin*): Ditto.
9101 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
9104 2007-06-15 Matthew Wilcox <matthew@wil.cx>
9106 * doc/extend.texi: Document behavior of __attribute__((aligned))
9109 2007-06-15 Mark Mitchell <mark@codesourcery.com>
9111 * rtlanal.c (note_stores): Improve documentation.
9113 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
9115 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
9116 LOCAL_LABEL_PREFIX): Delete.
9117 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
9118 (bfin_internal_label): Delete.
9120 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
9122 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
9123 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
9124 otherwise define to LIBGCC2_TF_CEXT.
9125 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
9126 (LIBGCC_TF_CEXT): Ditto.
9129 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
9131 PR rtl-optimization/32339
9132 * df-scan.c (df_uses_record): Don't modify flags but just add to
9133 it for df_ref_record.
9135 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
9137 * tree-mudflap.c: Fix whitespace issues.
9139 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
9141 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
9143 2007-06-14 Eric Christopher <echristo@apple.com>
9145 * config/i386/sse.md (movdi_to_sse): Rewrite body.
9146 (movv4sf): Use gcc_unreachable instead of abort.
9148 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
9151 * config/i386/sfp-machine.h (CMPtype): New define.
9152 (mach stubs): Use CMPtype instead of int as a return type.
9154 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
9156 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
9157 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
9158 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
9159 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
9160 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
9161 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
9162 config/soft-fp/soft-fp.h: Update from glibc CVS.
9164 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
9166 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
9168 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
9171 * config/v850/v850.c: Include dataflow header file.
9172 (substitute_ep_register): Fix typo.
9174 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
9176 * configure.ac: Fix earlier checkin.
9177 * configure: Regenerated.
9179 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
9181 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
9182 * aclocal.m4: Regenerate.
9183 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
9184 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
9185 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
9186 * configure: Regenerate.
9187 * Makefile.in (LOOSE_WARN): Subst loose_warn.
9189 * Makefile.in (quickstrap): Build libgcc too.
9191 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
9193 * configure.ac: Add --enable-checking=df. Explicitly mention that
9194 the variables are initialized as for "release".
9195 * df-core.c: Use it.
9196 * configure: Regenerate.
9197 * config.in: Regenerate.
9199 2007-06-14 Bob Wilson <bob.wilson@acm.org>
9201 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
9202 validate_replace_rtx instead of replace_rtx.
9203 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
9205 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
9207 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
9208 (DWARF2_UNWIND_INFO): Override default if configured with
9210 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
9211 (ENDFILE_SPEC): Add crtend.o.
9212 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
9213 (ENDFILE_SPEC): Add crtend.o.
9214 (TARGET_USE_JCR_SECTION): Define.
9215 (MD_UNWIND_SUPPORT): Define for 32-bit target.
9217 * config/i386/cygming-crtbegin.c: New file.
9218 * config/i386/cygming-crtend.c: New file.
9220 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
9222 * config/i386/w32-unwind.h: New file.
9224 2007-06-13 Eric Christopher <echristo@apple.com>
9226 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
9227 the user set a value below STACK_BOUNDARY.
9229 2007-06-13 Thiemo Seufer <ths@networkno.de>
9231 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
9232 imply -lpthread for -pthread.
9234 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
9236 * basic-block.h: Remove the prototype for
9237 free_basic_block_vars.
9238 * cfglayout.h: Remove the prototype for
9239 insn_locators_initialize.
9240 * tree.h: Remove the prototype for emit_line_note.
9242 * tree-ssa-pre.c (mergephitemp): Remove.
9243 (init_pre): Don't use mergephitemp.
9245 2007-06-13 Eric Christopher <echristo@apple.com>
9247 * config/i386/i386.c (override_options): If we've specified
9248 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
9250 2007-06-13 Bob Wilson <bob.wilson@acm.org>
9252 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
9255 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
9257 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
9258 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
9259 (eh_store_handler): New pattern.
9260 (eh_return): Emit it instead of a plain move.
9262 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
9264 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
9265 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
9266 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
9269 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
9271 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
9272 (find_next_insn_start, find_load): New functions.
9273 (bfin_reorg): Use them to deal with the fact that parallel insns are
9274 no longer represented as a SEQUENCE.
9276 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9278 * config/sparc/sparc.c (sparc_override_options): Initialize
9281 2007-06-13 Dave Korn <dave.korn@artimi.com>
9283 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
9286 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
9288 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
9289 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
9290 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
9291 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
9292 tree-vect-transform.c: Fix comment typos. Follow spelling
9295 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
9297 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
9298 to the exit block use set.
9299 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
9300 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
9301 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
9303 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
9305 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
9306 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
9307 to indicate an error.
9308 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
9310 (dbg_cnt_process_opt): Print an error on a bad argument.
9311 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
9312 * common.opt (-fdbg-cnt-list): New.
9313 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
9315 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
9317 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
9318 flag on ref-all pointers.
9320 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9323 * expr.c (expand_expr_addr_expr_1): Call expand_expr
9324 for the offset with the modifier as EXPAND_INITIALIZER
9325 if the modifier is EXPAND_INITIALIZER.
9326 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
9327 a register if we had an overflow.
9329 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9331 * real.c (real_isfinite): New.
9332 (real_sqrt): Use it.
9333 * real.h (real_isfinite): New.
9334 * builtins.c: Use it.
9336 2007-06-12 Ian Lance Taylor <iant@google.com>
9337 Daniel Berlin <dberlin@dberlin.org>
9340 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
9341 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
9342 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
9343 (DECL_NO_TBAA_P): Define.
9344 (struct tree_decl_common): Add no_tbaa_flag field.
9345 * tree-ssa-structalias.c (struct variable_info): Add
9346 no_tbaa_pruning field.
9347 (new_var_info): Initialize no_tbaa_pruning field.
9348 (unify_nodes): Copy no_tbaa_pruning field.
9349 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
9350 (dump_solution_for_var): Print no_tbaa_pruning flag.
9351 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
9353 (compute_tbaa_pruning): New static function.
9354 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
9355 Call compute_tbaa_pruning.
9356 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
9357 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
9358 * gimple-low.c (lower_stmt): Likewise.
9359 * tree-gimple.c (is_gimple_stmt): Likewise.
9360 * tree-ssa-operands.c (get_expr_operands): Likewise.
9361 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9362 * tree-inline.c (estimate_num_insns_1): Likewise.
9363 (copy_result_decl_to_var): Likewise.
9364 * expr.c (expand_expr_real_1): Likewise.
9365 * tree-pretty-print.c (dump_generic_node): Likewise.
9366 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
9367 * omp-low.c (omp_copy_decl_2): Likewise.
9368 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
9369 * doc/c-tree.texi (Expression trees): Document
9370 CHANGE_DYNAMIC_TYPE_EXPR.
9372 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9374 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
9375 with !HONOR_NANS and !HONOR_INFINITIES.
9376 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
9378 2007-06-12 Tristan Gingold <gingold@adacore.com>
9380 * gcov.c: Comments updated.
9381 (source_info): Add file_time field.
9382 (source_index): New variable.
9383 (mutiple_files): New variable.
9384 (generate_results): New function extracted from process_file.
9385 (process_file): Save and restore chain of functions, generate
9386 results and free structures only if not merging results.
9387 (release_structures): File names are now freed in create_file_names
9388 (create_file_names): Free previous file names.
9389 (find_source): File date is now read here and modifications in
9390 source files is checked here.
9391 (read_graph_file): Only reverse order of functions for the current
9393 (make_gcov_file_name): Do not generate long names if input_name is
9395 (output_lines): If merging results do not display graph, data and
9397 Checking source file modification is done in find_source.
9399 * doc/gcov.texi: Append an s to sourcefile.
9401 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
9403 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
9404 (forced_nop): New pattern.
9405 * config/bfin/bfin.c: Include "df.h".
9406 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
9407 (bfin_discover_loop): Use df_get_live_in instead of
9408 global_live_at_start.
9409 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
9410 df_analyze when done.
9411 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
9412 the insns. Use QImode for the final insn in a bundle. Call
9413 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
9415 (reorder_var_tracking_notes): New function.
9416 (bfin_reorg): Pass no argument to split_all_insns. Don't call
9417 update_life_info. Call df_analyze after scheduling and bundle
9418 generation. Call reorder_var_tracking_notes if generating these
9419 notes. Call df_finish_pass at the end.
9421 2007-06-12 Dirk Mueller <dmueller@suse.de>
9423 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
9424 a comparison, not an assignment.
9426 2007-06-12 Olivier Hainque <hainque@adacore.com>
9428 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
9429 Request walking the subtrees only, leaving the current is_lhs/val_only
9431 (convert_non_local_reference): Likewise.
9433 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
9435 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
9437 2007-06-12 Richard Guenther <rguenther@suse.de>
9439 PR tree-optimization/15353
9440 PR tree-optimization/31657
9441 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
9442 * timevar.def: Add TV_TREE_IFCOMBINE.
9443 * tree-pass.h (pass_tree_ifcombine): Declare.
9444 * tree-ssa-ifcombine.c: New file.
9445 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
9446 * tree-flow.h (blocks_in_phiopt_order): Declare.
9447 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
9448 (tree-ssa-ifcombine.o): New dependencies.
9450 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
9452 PR rtl-optimization/32293
9453 * combine.c (simplify_if_then_else): Truncate return from
9454 nonzero_bits() to correct mode.
9456 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
9458 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
9459 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
9461 2007-06-11 Diego Novillo <dnovillo@google.com>
9463 * Makefile.in (reload1.o-warn): Remove.
9465 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
9467 * combine.c (subst): Use reg_overlap_mentioned_p
9468 instead of comparing register numbers directly.
9470 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9472 * reload1.c (mark_home_live_1): Use the mode parameter.
9474 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9476 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
9477 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
9481 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
9483 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
9485 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
9487 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
9488 from integer registers.
9489 (FP mode splitters): Handle TFmode.
9491 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
9493 * tree-ssa-structalias.c (find_what_p_points_to): Return false
9494 for ref-all pointers that point-to anything.
9496 2007-06-11 Joseph Myers <joseph@codesourcery.com>
9498 * config/arm/arm.c (arm_output_dwarf_dtprel,
9499 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
9501 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
9503 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
9504 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
9507 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
9509 * tree.c (signed_or_unsigned_type_for): New.
9510 (unsigned_type_for): Use signed_or_unsigned_type_for.
9511 (signed_type_for): Use signed_or_unsigned_type_for.
9512 * tree.h (signed_or_unsigned_type_for): New.
9513 (get_signed_or_unsigned_type): Remove.
9514 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
9515 lang_hooks.types.signed_type
9516 (size_diffop): Likewise.
9517 (all_ones_mask_p): Likewise.
9518 (build_range_check): Likewise.
9519 (fold_cond_expr_with_comparison): Likewise.
9520 (fold_cond_expr_with_comparison): Likewise.
9521 (unextend): Likewise.
9522 (extract_muldiv_1): Likewise.
9523 (fold_single_bit_test_into_sign_test): Likewise.
9524 (fold_binary): Likewise.
9525 (fold_ternary): Likewise.
9526 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
9527 instead of get_signed_or_unsigned_type.
9528 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
9529 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
9530 * expr.c (signed_or_unsigned_type_for): Use
9531 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
9532 * langhooks.c (get_signed_or_unsigned_type): Remove.
9533 (lhd_signed_or_unsigned_type): Remove.
9534 * langhooks.h (lang_hooks_for_types): Remove signed_type and
9535 signed_or_unsigned_type.
9536 (lhd_signed_or_unsigned_type): Remove.
9537 * expmed.c (make_tree): Use signed_type_for instead of
9538 lang_hooks.types.signed_type.
9539 * c-common.c (same_scalar_type_ignoring_signedness): Use
9540 c_common_signed_type instead of lang_hooks.types.signed_type.
9541 (c_common_unsigned_type): New.
9542 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
9543 (shorten_compare): Use c_common_unsigned_type instead of
9544 c_common_signed_or_unsigned_type.
9545 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
9547 * convert.c (convert_to_integer): Use signed_type_for instead of
9548 lang_hooks.types.signed_type.
9549 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
9550 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
9551 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
9552 * c-format.c (check_format_types): Use c_common_unsigned_type
9553 instead of unsigned_type_for.
9554 * c-decl.c (groakdeclarator): Likewise.
9555 * c-typeck.c (convert_for_assignment): Likewise.
9556 * c-common.h (c_common_unsigned_type): New.
9558 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
9561 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
9562 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
9564 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
9567 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
9568 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
9570 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
9571 Sebastian Pop <sebpop@gmail.com>
9573 * lambda-code.c (remove_iv): New.
9574 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
9576 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
9578 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
9579 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
9580 * tree-ssa-loop-prefetch.c: Include optabs.h.
9581 (FENCE_FOLLOWING_MOVNT): New macro.
9582 (struct mem_ref): Add independent_p and storent_p fields.
9583 (record_ref): Initalize the new fields.
9584 (gather_memory_references_ref): Return true if the reference
9586 (gather_memory_references): Check whether all memory accesses
9587 in loop were recorded.
9588 (should_issue_prefetch_p): Return false for nontemporal stores.
9589 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
9590 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
9591 (determine_loop_nest_reuse): Detect independent memory references.
9592 (loop_prefetch_arrays): Call mark_nontemporal_stores.
9593 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
9594 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
9595 * config/i386/i386.h (x86_mfence): Declare.
9596 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
9597 * config/i386/i386.c (x86_mfence): New variable.
9598 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
9600 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
9601 * optabs.c (init_optabs): Initialize storent_optab.
9602 * optabs.h (enum optab_index): Add OTI_storent.
9603 (storent_optab): Declare.
9604 * genopinit.c (optabs): Add initialization for storent_optab.
9605 * tree.h (MOVE_NONTEMPORAL): New macro.
9606 * expr.c (expand_assignment, store_expr, store_constructor_field,
9607 store_constructor, store_field, expand_expr_real_1): Propagate
9608 nontemporality of the expanded store.
9609 (emit_storent_insn): New function.
9610 * expr.h (expand_assignment, store_expr): Declaration changed.
9611 * function.c (assign_parm_setup_reg): Pass false as nontemporality
9612 to expand_assignment.
9613 * stmt.c (expand_asm_expr): Ditto.
9614 * calls.c (initialize_argument_information): Pass false as
9615 nontemporality to store_expr.
9616 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
9619 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
9621 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
9623 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
9625 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
9627 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
9628 and allow DECL_P here.
9630 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
9632 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
9633 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
9634 track of the size of the expression.
9635 * cfghooks.c (merge_blocks): Remove block from loops structure only
9636 after call of the merge_blocks hook.
9638 2007-06-09 Tom Tromey <tromey@redhat.com>
9640 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
9641 (deprecated_state): Removed.
9642 (start_decl): Update.
9643 (enum deprecated_states): Moved earlier.
9644 (groktypename): Update.
9645 (push_parm_decl): Likewise.
9646 (grokfield): Likewise.
9647 (start_function): Likewise.
9649 2007-06-09 Ian Lance Taylor <iant@google.com>
9651 PR tree-optimization/32169
9652 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
9653 CONVERT_EXPR, check whether min and max both converted to an
9654 overflow infinity representation.
9656 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
9658 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
9659 not inserted on the edge.
9661 2007-06-08 Bob Wilson <bob.wilson@acm.org>
9663 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
9664 instructions if they are supported.
9665 (__divsi3, __umodsi3, __modsi3): Likewise.
9666 (__ashldi3, __ashrdi3, __lshrdi3): New.
9667 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
9669 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
9670 Tony Linthicum <tony.linthicum@amd.com>
9672 * doc/invoke.texi: Add fvect-cost-model flag.
9673 * common.opt (fvect-cost-model): New flag.
9674 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
9675 cost fields in stmt_vec_info struct for STMT.
9676 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
9677 fields in stmt_vec_info struct and access functions for the same.
9678 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
9679 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
9680 load, store and vector to scalar operation.
9681 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
9682 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
9683 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
9684 (TARG_VEC_STORE_COST): Define cost of vector store.
9685 (vect_estimate_min_profitable_iters): Define new function.
9686 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
9687 check to evaluate if loop iterations are less than minimum profitable
9688 iterations determined by cost model or minimum vect loop bound defined
9689 by user, whichever is more conservative.
9690 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
9691 run-time check to evaluate if loop iterations are less than minimum
9692 profitable iterations determined by cost model or minimum vect loop
9693 bound defined by user, whichever is more conservative.
9694 (vect_estimate_min_profitable_iterations): New function to estimate
9695 mimimimum iterartions required for vector version of loop to be
9696 profitable over scalar version.
9697 (vect_model_reduction_cost): New function.
9698 (vect_model_induction_cost): New function.
9699 (vect_model_simple_cost): New function.
9700 (vect_cost_strided_group_size): New function.
9701 (vect_model_store_cost): New function.
9702 (vect_model_load_cost): New function.
9703 (vectorizable_reduction): Call vect_model_reduction_cost during
9705 (vectorizable_induction): Call vect_model_induction_cost during
9707 (vectorizable_load): Call vect_model_load_cost during analysis phase.
9708 (vectorizable_store): Call vect_model_store_cost during analysis phase.
9709 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
9710 vectorizable_promotion, vectorizable_demotion): Call
9711 vect_model_simple_cost during analysis phase.
9713 2007-06-08 Simon Baldwin <simonb@google.com>
9715 * reg-stack.c (get_true_reg): Readability change. Moved default case
9716 label into direct switch statement scope.
9718 2007-06-08 Simon Baldwin <simonb@google.com>
9720 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
9721 in gcc_assert() with '==' comparison.
9723 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9725 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
9726 TARGET_ABM handling of x86_popcnt variable.
9728 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9730 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
9731 __builtin_copysignq and __builtin_infq built-in functions.
9733 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9735 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
9736 SSE4.2 section. Correct built-in function names in SSE4A section.
9738 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9740 PR tree-optimization/32243
9741 * tree-vect-transform.c (vectorizable_type_promotion): Move check
9742 for ncopies after ratio check between nunits_out and nunits_in.
9743 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
9745 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
9747 PR tree-optimization/32224
9748 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
9749 vectorization upon a non GIMPLE_MODIFY_STMT.
9751 2007-06-08 Christian Bruel <christian.bruel@st.com>
9754 * config/sh/sh.md (doloop_end): New pattern and splitter.
9755 * loop-iv.c (simple_rhs_p): Check for hardware registers.
9757 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
9760 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
9762 (verify_dominators): Do not change dominance tree.
9764 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
9766 * config/sh/constraints.md: New file.
9767 * config/sh/sh.c: Include tm-constrs.h.
9768 (reg_class_from_letter): Remove.
9769 (prepare_cbranch_operands): Use satisfies_constraint_*
9770 function instead of macro.
9771 (andcosts, broken_move, sh_secondary_reload): Likewise.
9772 * config/sh/predicates.md (trapping_target_operand): Likewise.
9773 (and_operand, arith_operand, arith_reg_or_0_operand,
9774 cmp_operand, logical_operand, target_operand,
9775 ua_address_operand, ua_offset, xor_operand): Likewise.
9776 * config/sh/sh.md: Include constraints.md.
9777 (*movsicc_t_false): Use satisfies_constraint_* function
9779 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
9780 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
9781 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
9782 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
9783 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
9784 (REG_CLASS_FROM_CONSTRAINT): Remove.
9785 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
9786 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
9787 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
9788 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
9789 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
9790 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
9791 function instead of macro.
9792 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
9793 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
9794 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
9795 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
9796 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
9797 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
9798 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
9799 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
9800 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
9801 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
9802 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
9803 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
9804 EXTRA_CONSTRAINT_STR): Likewise.
9805 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
9807 2007-06-07 Geoffrey Keating <geoffk@apple.com>
9809 * config/i386/darwin.h (STACK_BOUNDARY): Define.
9811 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
9814 * c-common.h (flag_cpp0x): Replaced by...
9815 (cxx_dialect): ... this new variable specifying the C++ dialect that
9817 * c-common.c (flag_cpp0x): Removed.
9818 (cxx_dialect): Defined.
9819 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
9821 * c-opts.c (c_common_post_options): Likewise.
9822 (set_std_cxx98): Set cxx_dialect to cxx98.
9823 (set_std_cxx0x): Set cxx_dialect to cxx0x.
9825 2007-06-07 Geoffrey Keating <geoffk@apple.com>
9826 Hui-May Chang <hm.chang@apple.com>
9828 * doc/invoke.texi (Darwin Options): Update documentation for
9829 -mmacosx-version-min.
9830 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
9831 * config/darwin-driver.c: New file.
9832 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
9833 * config/t-darwin (darwin-driver.o): New rule.
9835 * config/darwin-c.c (version_as_macro): Ignore low digit.
9837 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
9839 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
9840 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
9841 (CSGNMODE): New mode macro.
9842 (CSGNVMODE): New mode attribute.
9843 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
9844 expander using CSGNMODE mode macro. Handle TFmode.
9845 (copysign<mode>3_const): Rename from copysignsf3_const and
9846 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
9848 (copysign<mode>3_var): Rename from copysignsf3_var and
9849 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
9851 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
9852 mode macro. Handle TFmode.
9853 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
9854 (iortf3, *iortf3): Ditto.
9855 (xortf3, *xortf3): Ditto.
9856 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
9857 TFmode and TImode masks.
9858 (ix86_expand_copysign): Expand TFmode copysign insn.
9859 (IX86_BUILTIN_INFQ): New.
9860 (IX86_BUILTIN_FABSQ): Ditto.
9861 (IX86_BUILTIN_COPYSIGNQ): Ditto.
9862 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
9863 [__builtin_fabsq]: Ditto.
9864 [__builtin_copysignq]: Ditto.
9865 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
9866 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
9867 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
9868 ix86_expand_binop_builtin().
9870 2007-06-07 Bob Wilson <bob.wilson@acm.org>
9872 * config/xtensa/lib1funcs.asm: Clean up whitespace.
9874 2007-06-07 Steve Ellcey <sje@cup.hp.com>
9877 * rtl.h (push_to_sequence2): New.
9878 * emit-rtl.c (push_to_sequence2): New.
9879 * function.c (assign_parm_data_all): Add new fields.
9880 (assign_parm_setup_block): Call push_to_sequence2 instead of
9882 (assign_parm_setup_reg): Ditto.
9883 (assign_parm_setup_stack): Ditto.
9884 (assign_parms_unsplit_complex): Ditto.
9885 (assign_parms): Change field name.
9887 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
9889 PR tree-optimization/32220
9890 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
9891 phi node is reached before defining statement.
9893 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9896 * tree-vect-transform.c (vectorizable_call): Call update_stmt
9897 after changing the right hand side of the assignment.
9899 2007-06-06 Eric Christopher <echristo@apple.com>
9901 * config.gcc (i?86-*-darwin*): Remove arch parameter.
9902 (x86_64-*-darwin*): Ditto.
9903 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
9904 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9906 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9908 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
9910 (add_key): Likewise.
9911 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
9912 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
9914 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
9916 (add_cost_one_coalesce): Likewise.
9917 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
9918 variable names. Rename orig to orig_name for consistency.
9919 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
9921 (cprop_into_successor_phis): Avoid using C++ keywords as variable
9923 (record_equivalences_from_stmt): Likewise.
9924 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
9925 the coding conventions.
9926 (memory_ssa_name_same): Likewise.
9927 (dse_optimize_stmt): Likewise.
9928 (dse_record_phis): Likewise.
9929 (dse_finalize_block): Likewise.
9930 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
9931 keywords as variable names.
9932 (may_move_till): Cast according to the coding conventions.
9933 (force_move_till_expr): Avoid using C++ keywords as variable names.
9934 (force_move_till): Cast according to the coding conventions.
9935 (memref_hash): Likewise.
9936 (memref_eq): Likewise.
9937 (gather_mem_refs_stmt): Likewise.
9938 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
9939 using C++ keywords as variable names.
9940 (idx_find_step): Cast according to the coding conventions.
9941 (idx_record_use): Likewise.
9942 (find_depends): Likewise.
9943 (prepare_decl_rtl): Likewise.
9944 (mbc_entry_hash): Likewise.
9945 (mbc_entry_eq): Likewise.
9946 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
9947 (simplify_replace_tree): Avoid using C++ keywords as variable names.
9948 (idx_infer_loop_bounds): Cast according to the coding conventions.
9949 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
9950 * tree-ssa-math-opts.c (occ_new ): Likwise.
9951 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
9953 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
9955 (add_use_op): Likewise.
9956 (add_vop): Likewise.
9957 (add_vuse_op): Likewise.
9958 (add_vdef_op): Likewise.
9959 (get_expr_operands): Likewise.
9960 (push_stmt_changes): Use type safe memory macros.
9961 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
9962 keywords as variable names.
9963 (conditional_replacement): Likewise.
9964 (minmax_replacement): Likewise.
9965 (abs_replacement): Likewise.
9966 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
9968 (insert_fake_stores): Avoid using C++ keywords as variable names.
9969 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
9971 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
9972 (heapvar_insert): Use type safe memory macros.
9973 (new_var_info): Cast according to the coding conventions.
9974 (new_constraint): Likewise.
9975 (remove_preds_and_fake_succs): Use type safe memory macros.
9976 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
9978 (thread_single_edge): Likewise.
9979 (thread_through_loop_header): Likewise.
9981 2007-06-06 Eric Christopher <echristo@apple.com>
9983 * config/i386/i386.c (override_options): Move handling
9984 of TARGET_SUBTARGET* earlier.
9986 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
9988 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
9991 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
9993 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
9994 emited outside of basic block.
9995 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
9997 * rtl.h (delete_insn_chain): Declaration changed.
9998 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
10000 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
10001 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
10002 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
10003 to delete_insn_chain.
10004 (rtl_verify_flow_info_1): Verify that the insns in header and footer
10005 do not have bb field set.
10006 (rtl_verify_flow_info): Verify that insns between basic blocks do not
10008 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
10009 * cfgcleanup.c (try_optimize_cfg): Ditto.
10011 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10013 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
10014 (lambda_body_vector_new): Use type safe memory macros.
10015 (lambda_linear_expression_new): Likewise.
10016 (lambda_loopnest_new): Likewise.
10017 (lambda_lattice_new): Likewise.
10018 (replace_uses_equiv_to_x_with_y): Cast according to the coding
10019 conventions. Use type safe memory macros.
10020 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
10021 (lambda_body_vector_s): Likewise.
10022 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
10023 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
10025 2007-06-06 Richard Guenther <rguenther@suse.de>
10027 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
10028 if we need to schedule cfg_cleanup.
10029 (tree_ssa_forward_propagate_single_use_vars): Do so.
10031 2007-06-06 Ian Lance Taylor <iant@google.com>
10033 * fold-const.c (merge_ranges): If range_successor or
10034 range_predecessor fail, just return 0.
10036 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10038 PR tree-optimization/32216
10039 * tree-vectorizer.c (supportable_widening_operation): Determine
10040 signedness of FIX_TRUNC_EXPR from output operand.
10041 (supportable_narrowing_operation): Ditto.
10042 * tree-vect-generic.c (expand_vector_operations_1): Determine
10043 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
10044 from input operand.
10046 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10048 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
10049 (struct pta): ...from here. Change flags to unsigned to avoid
10050 excessive casting (as it is used as a bit mask).
10051 (override_options): Add casts according to the coding convenventions.
10052 (x86_64_elf_unique_section): Likewise.
10053 (examine_argument): Avoid using C++ keywords as variable names.
10054 (construct_container): Likewise.
10055 (legitimize_pic_address): Likewise.
10056 (get_dllimport_decl): Cast according to the coding conventions. Use
10057 type safe memory macros.
10058 (legitimize_address): Cast according to the coding conventions.
10059 (emit_i387_cw_initialization): Corrected the type of slot to enum
10061 (ix86_init_machine_status): Use type safe memory macros.
10062 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
10063 (bdesc_pcmpistr): Likewise.
10064 (bdesc_crc32): Likewise.
10065 (bdesc_sse_3arg): Likewise.
10066 (bdesc_2arg): Likewise.
10067 (bdesc_1arg): Likewise.
10068 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
10069 (ix86_expand_sse_pcmpistr): Likewise.
10070 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
10071 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
10072 int to match the langhook definition.
10073 (ix86_builtin_conversion): Change the type of code to unsigned init to
10074 match the langhook definition.
10075 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
10077 (ix86_preferred_output_reload_class): Likewise.
10078 (ix86_cannot_change_mode_class): Likewise.
10079 (ix86_memory_move_cost): Likewise.
10080 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
10081 avoid excessive casting later on.
10082 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
10084 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10086 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
10087 as flags setting insn.
10088 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
10090 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10092 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
10093 (UNSPEC_ROUND): New.
10094 ("sse4_1_round<mode>2"): New insn pattern.
10095 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
10097 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
10098 expander using SSEMODEF mode macro. Expand using
10099 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10100 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
10101 expander using SSEMODEF mode macro. Expand using
10102 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10103 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
10104 expander using SSEMODEF mode macro. Expand using
10105 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10106 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
10107 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
10108 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
10111 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
10112 Sebastian Pop <sebpop@gmail.com>
10114 * lambda.h (build_linear_expr): New.
10115 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
10116 Use build_linear_expr, call fold and force_gimple_operand.
10117 (lambda_loopnest_to_gcc_loopnest): Check that there is
10118 something to insert.
10119 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
10121 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
10123 PR preprocessor/23479
10124 * doc/extend.texi: Document the 0b-prefixed binary integer
10125 constant extension.
10127 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
10129 PR tree-optimization/32215
10130 * tree-vectorizer.c (supportable_widening_operation): Return false
10131 for unsupported FIX_TRUNC_EXPR tree code.
10132 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
10134 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
10136 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
10137 register on SPE targets. Change documentation to reflect
10139 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
10140 Change FIXED_SCRATCH to 14 and document why we're keeping r14
10141 out of the register allocation pool.
10142 (rs6000_reg_live_or_pic_offset_p): New function.
10143 (rs6000_emit_prologue): Move the actual saving of LR up to free
10144 r0 for holding r11. Split saving of SPE 64-bit registers into
10145 its own case. Ensure that offsets will always be in-range for
10146 'evstdd' by using r11 as a scratch register to point at the start
10147 of the SPE save area. Save r11 if necessary, as it is the static
10149 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
10150 into its own case. Ensure that offsets will always be in-range
10151 for 'evldd' by using r11 as a scratch register to point at the
10152 start of the SPE save area. Also adjust r11 when restoring
10153 the stack pointer to compensate for pre-loading r11.
10155 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
10157 * cfg.c (init_flow): Use type safe memory macros.
10158 (alloc_block): Likewise.
10159 (unchecked_make_edge): Likewise.
10160 (dump_flow_info): Avoid using C++ keywords as variable names.
10161 (copy_original_table_clear): Cast according to the coding conventions.
10162 (copy_original_table_set): Likewise.
10163 * cfgexpand (label_rtx_for_bb): Likewise.
10164 (expand_gimple_basic_block): Likewise.
10165 * cfghooks.c (dump_bb): Likewise.
10166 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
10168 (lv_add_condition_to_bb): Likewise.
10169 * cfglayout (relink_block_chain): Cast according to the coding
10171 (fixup_reorder_chain): Likewise.
10172 (fixup_fallthru_exit_predecessor): Likewise.
10173 * cfgloop.c (glb_enum_p): Likewise.
10174 (get_exit_description): Likewise.
10175 (dump_recorded_exit): Likewise.
10176 * cfgloop.h (enum loop_estimation): Move out of struct scope...
10177 (struct loop): ... from here.
10178 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
10180 * cfgrtl.c (rtl_create_basic_block): Likewise.
10181 (rtl_split_block): Likewise.
10182 (rtl_dump_bb): Likewise.
10183 (cfg_layout_split_block): Likewise.
10184 (init_rtl_bb_info): Use typesafe memory macros.
10186 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
10187 * graphds.h: Updated all usages of edge to graph_edge.
10188 * graphds.c: Likewise.
10189 * cfgloopanal.c: Likewise.
10191 2007-06-05 Ian Lance Taylor <iant@google.com>
10193 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
10194 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
10195 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
10197 (test_for_singularity): Likewise.
10199 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
10201 * config/i386/constraints.md ("Y2"): Replaced by ...
10203 * config/i386/i386.md: Likewise.
10204 * config/i386/mmx.md: Likewise.
10205 * config/i386/sse.md: Likewise.
10207 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
10209 * config/i386/constraints.md ("z"): Replaced by ...
10211 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
10212 (sse4_1_blendvps): Likewise.
10213 (sse4_1_pblendvb): Likewise.
10214 (sse4_2_pcmpestr): Likewise.
10215 (sse4_2_pcmpestrm): Likewise.
10216 (sse4_2_pcmpestr_cconly): Likewise.
10217 (sse4_2_pcmpistr): Likewise.
10218 (sse4_2_pcmpistrm): Likewise.
10219 (sse4_2_pcmpistr_cconly): Likewise.
10221 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
10223 * matrix-reorg.c (transform_access_sites): Fix computation.
10224 (transform_allocation_sites): Same.
10226 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
10228 * config/i386/i386.c (override_options): Use
10229 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
10231 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
10233 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
10234 (nonimm_not_xmm0_operand): Ditto.
10235 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
10236 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
10237 as operand[2] predicate. Require "z" class XMM register for
10238 operand[3]. Adjust asm template.
10239 ("sse4_1_blendvpd"): Ditto.
10240 ("sse4_1_pblendvb"): Ditto.
10241 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
10242 force op2 into xmm0 register for variable blend instructions.
10244 2007-06-04 Tom Tromey <tromey@redhat.com>
10246 * c-tree.h (start_enum): Update.
10247 (build_enumerator): Likewise.
10248 * c-decl.c (enum_next_value): Removed.
10249 (enum_overflow): Likewise.
10250 (start_enum): Add c_enum_contents argument. Don't use globals.
10251 (build_enumerator): Likewise.
10252 * c-tree.h (struct c_enum_contents): New struct.
10254 2007-06-04 Tom Tromey <tromey@redhat.com>
10256 * c-common.c (c_common_get_alias_set): Fix indentation.
10258 2007-06-04 Ian Lance Taylor <iant@google.com>
10260 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
10261 to overflow, reduce overflow infinity to regular infinity.
10262 (vrp_var_may_overflow): New static function.
10263 (vrp_visit_phi_node): Check vrp_var_may_overflow.
10265 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
10267 * stor-layout.c (layout_type): Remove duplicate code.
10269 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
10272 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
10273 before build_common_builtin_nodes ().
10275 2007-06-04 Steve Ellcey <sje@cup.hp.com>
10278 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
10280 2007-06-04 Jan Hubicka <jh@suse.cz>
10282 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
10283 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
10284 instead of _stat version.
10286 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
10288 PR tree-optimization/32194
10289 * tree-predcom.c (determine_offset): Check that both references have
10292 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
10294 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
10295 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
10296 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
10297 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
10298 Add argument to iterate_fix_dominators call.
10299 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
10300 * gcse.c (hoist_code): Change domby to vector.
10301 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
10302 Add argument to iterate_fix_dominators call.
10303 * loop-doloop.c (doloop_modify): Changed recount_dominator to
10304 recompute_dominator.
10305 * lambda-code.c (perfect_nestify): Ditto.
10306 * cfgloopanal.c: Include graphds.h.
10307 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
10308 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
10309 (mark_irreducible_loops): Use graphds_scc. Remove argument from
10311 * graphds.c: New file.
10312 * graphds.h: New file.
10313 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
10314 (get_dominated_by, get_dominated_by_region): Change return type to
10316 (verify_dominators): Recompute all dominators and compare the results.
10317 (recount_dominator): Renamed to ...
10318 (recompute_dominator): ... this. Do not check that the block is
10319 dominated by entry.
10320 (iterate_fix_dominators): Reimplemented.
10321 (prune_bbs_to_update_dominators, root_of_dom_tree,
10322 determine_dominators_for_sons): New functions.
10323 * et-forest.c (et_root): New function.
10324 * et-forest.h (et_root): Declare.
10325 * Makefile.in (graphds.o): Add.
10326 (cfgloopanal.o): Add graphds.h dependency.
10327 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
10328 * basic-block.h (get_dominated_by, get_dominated_by_region,
10329 iterate_fix_dominators): Declaration changed.
10330 (recount_dominator): Renamed to ...
10331 (recompute_dominator): ... this.
10332 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
10333 (thread_through_all_blocks): Do not free dominance info.
10335 2007-06-03 Andreas Schwab <schwab@suse.de>
10337 * config/m68k/m68k.c (override_options): Don't override
10339 * config/m68k/m68k-modes.def (SF, DF): Define to use
10340 motorola_single_format and motorola_double_format, resp.
10341 * real.c (motorola_single_format): Renamed from
10342 coldfire_single_format.
10343 (motorola_double_format): Renamed from coldfire_double_format.
10344 (encode_ieee_extended): Generate a proper canonical NaN image
10345 respecting canonical_nan_lsbs_set.
10346 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
10348 * real.h: Adjust declarations.
10350 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
10353 * config/sh/sh.md (symGOT_load): Don't schedule insns when
10354 the symbol is generated with the stack protector.
10356 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
10358 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
10359 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
10361 * doc/extend.texi (interrupt): Mention m68k.
10363 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
10365 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
10366 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
10367 (ix86_expand_sse_pcmpestr): Do not check operands for
10368 "register_operand", when insn operand predicate is "register_operand".
10369 (ix86_expand_sse_pcmpistr): Ditto.
10371 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
10372 Uros Bizjak <ubizjak@gmail.com>
10374 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
10375 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
10376 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
10377 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
10378 * config/i386/constraints.md ("z"): New register constraint
10379 for members of SSE_FIRST_REG class.
10380 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
10381 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
10382 SSE_FIRST_REG class.
10383 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
10384 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
10385 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
10386 (IX86_BUILTIN_PCMPESTRM128): Likewise.
10387 (IX86_BUILTIN_PCMPESTRA128): Likewise.
10388 (IX86_BUILTIN_PCMPESTRC128): Likewise.
10389 (IX86_BUILTIN_PCMPESTRO128): Likewise.
10390 (IX86_BUILTIN_PCMPESTRS128): Likewise.
10391 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
10392 (IX86_BUILTIN_PCMPISTRI128): Likewise.
10393 (IX86_BUILTIN_PCMPISTRM128): Likewise.
10394 (IX86_BUILTIN_PCMPISTRA128): Likewise.
10395 (IX86_BUILTIN_PCMPISTRC128): Likewise.
10396 (IX86_BUILTIN_PCMPISTRO128): Likewise.
10397 (IX86_BUILTIN_PCMPISTRS128): Likewise.
10398 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
10399 (struct builtin_description): Change "flag" field to unsigned.
10400 (bdesc_pcmpestr): New builtin description table.
10401 (bdesc_pcmpistr): Likewise.
10402 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
10403 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
10404 Initialize pcmp[ei]str[im] insns for SSE4.2.
10405 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
10406 (ix86_expand_sse_pcmpistr): Likewise.
10407 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
10408 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
10409 (UNSPEC_PCMPISTR): Likewise.
10410 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
10411 (sse4_2_pcmpestri):New isns pattern.
10412 (sse4_2_pcmpestrm): Likewise.
10413 (sse4_2_pcmpestr_cconly): Likewise.
10414 (sse4_2_pcmpistr): New insn patern and splitter.
10415 (sse4_2_pcmpistri):New isns pattern.
10416 (sse4_2_pcmpistrm): Likewise.
10417 (sse4_2_pcmpistr_cconly): Likewise.
10418 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
10421 2007-06-01 David Daney <ddaney@avtrex.com>
10423 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
10424 LOADGP_ABSOLUTE and not binds_local_p.
10426 2007-06-01 Geoffrey Keating <geoffk@apple.com>
10428 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
10430 2007-06-01 Ian Lance Taylor <iant@google.com>
10432 * tree-vrp.c (compare_name_with_value): Always set
10433 used_strict_overflow if we get a result from the variable itself.
10435 2007-06-01 Ian Lance Taylor <iant@google.com>
10437 PR rtl-optimization/31455
10438 * lower-subreg.c (find_decomposable_subregs): Don't decompose
10439 subregs which have a cast between modes which are not tieable.
10441 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
10443 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
10444 breaks after return statements.
10446 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
10448 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
10449 only after no_new_pseudos.
10451 2007-05-31 Eric Christopher <echristo@apple.com>
10453 * expr.c (convert_move): Assert that we don't have a BLKmode
10455 (store_expr): Handle BLKmode moves by calling emit_block_move.
10457 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
10459 * c-typeck.c (build_indirect_ref): Include type in error message.
10460 (build_binary_op): Pass types to binary_op_error.
10461 * c-common.c (binary_op_error): Take two type arguments, print out
10463 * c-common.h (binary_op_error): Update prototype.
10465 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
10467 * config/i386/i386.c: Correct coments on -mno-sse4.
10469 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
10471 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
10472 (x86_64-*-*): Likewise.
10473 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
10474 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
10475 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
10476 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
10477 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
10478 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
10479 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
10480 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
10481 (OPTION_MASK_ISA_SSE4): Likewise.
10482 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
10483 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
10484 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
10485 (override_options): Support SSE4.2.
10486 (ix86_build_const_vector): Support SImode and DImode.
10487 (ix86_build_signbit_mask): Likewise.
10488 (ix86_expand_int_vcond): Support V2DImode.
10489 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
10490 (IX86_BUILTIN_CRC32HI): Likewise.
10491 (IX86_BUILTIN_CRC32SI): Likewise.
10492 (IX86_BUILTIN_CRC32DI): Likewise.
10493 (IX86_BUILTIN_PCMPGTQ): Likewise.
10494 (bdesc_crc32): Likewise.
10495 (bdesc_sse_3arg): Likewise.
10496 (ix86_expand_crc32): Likewise.
10497 (ix86_init_mmx_sse_builtins): Support SSE4.2.
10498 (ix86_expand_builtin): Likewise.
10499 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
10500 __SSE4_2__ for -msse4.2.
10501 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
10502 (CRC32MODE): Likewise.
10503 (crc32modesuffix): Likewise.
10504 (crc32modeconstraint): Likewise.
10505 (sse4_2_crc32<mode>): Likewise.
10506 (sse4_2_crc32di): Likewise.
10507 * config/i386/i386.opt (msse4.2): New for SSE4.2.
10509 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
10510 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
10511 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
10512 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
10513 (vcondu<mode>): Likewise.
10514 * doc/extend.texi: Document SSE4.2 built-in functions.
10515 * doc/invoke.texi: Document -msse4.2/-msse4.
10517 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
10519 PR tree-optimization/32160
10520 * tree-predcom.c (predcom_tmp_var): New function. Mark created
10521 variable as gimple reg.
10522 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
10524 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
10526 * gcc.c (main): Don't consider linker options when issuing the
10527 warning about a linker input file not being used.
10529 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10531 * tree-vrp.c (compare_names): Initialize sop.
10533 2007-05-30 Dirk Mueller <dmueller@suse.de>
10535 * cgraphunit.c (cgraph_analyze_function): Remove
10536 computation of inline parameters.
10538 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
10540 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
10542 2007-05-30 Richard Sandiford <richard@codesourcery.com>
10544 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
10545 Add vx-common.h. Include vxworks.h between vx-common.h and
10547 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
10549 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
10550 (TARGET_ASM_DESTRUCTOR): Likewise.
10551 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
10552 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
10553 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
10554 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
10555 (VXWORKS_ENDIAN_SPEC): Define.
10556 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
10557 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
10558 VXWORKS_* equivalents.
10559 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
10560 (ASM_FILE_START): Delete.
10561 (TARGET_VERSION): Reformat.
10562 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
10563 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
10564 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
10565 (FPBIT, DPBIT): Define.
10566 (fp-bit.c, dp-bit.c): New rules.
10567 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
10568 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
10569 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
10570 * config/arm/arm.h: Include vxworks-dummy.h.
10571 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
10572 Mark with ATTRIBUTE_UNUSED.
10573 (arm_override_options): Do not allow VxWorks RTP PIC to be used
10574 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
10575 make it incompatible with -msingle-pic-base.
10576 (arm_function_ok_for_sibcall): Return false for calls that might
10577 go through a VxWorks PIC PLT entry.
10578 (require_pic_register): New function, split out from...
10579 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
10581 (arm_load_pic_register): Handle the VxWorks RTP initialization
10582 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
10583 (arm_emit_call_insn): New function.
10584 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
10585 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
10586 (pic_offset_arm): New pattern.
10587 (call, call_value): Use arm_emit_call_insn.
10588 (call_internal, call_value_internal): New expanders.
10589 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
10590 VxWorks unless __PIC__.
10592 2007-05-30 Eric Christopher <echristo@gmail.com>
10594 * genrecog.c: Include regs.h in generated file.
10595 * genemit.c: Ditto. Fix up formatting.
10596 * config/mn10300/constraints.md: New.
10597 * config/mn10300/mn10300.md: Include.
10598 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
10599 Fix up for removed macro.
10600 * config/mn10300/predicates.md (call_address_operand): Ditto.
10601 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
10602 (CONST_OK_FOR_I): Ditto.
10603 (CONST_OK_FOR_J): Ditto.
10604 (CONST_OK_FOR_K): Ditto.
10605 (CONST_OK_FOR_L): Ditto.
10606 (CONST_OK_FOR_M): Ditto.
10607 (CONST_OK_FOR_N): Ditto.
10608 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
10612 (EXTRA_CONSTRAINT): Ditto.
10614 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
10616 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
10618 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
10619 OPTION_MASK_ISA_64BIT.
10620 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
10622 2007-05-30 Richard Guenther <rguenther@suse.de>
10624 PR middle-end/32152
10625 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
10626 types for comparison.
10627 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
10628 with original typed arguments.
10629 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
10631 2007-05-30 Jakub Jelinek <jakub@redhat.com>
10633 PR tree-optimization/31769
10634 * except.c (duplicate_eh_regions): Clear prev_try if
10635 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
10637 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
10639 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
10640 * tree-ssa-sink.c (statement_sink_location): Return basic block and
10641 bsi of the location where statements should be inserted.
10642 (sink_code_in_bb): Take bsi from statement_sink_location.
10643 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
10644 instead of bsi_start.
10645 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
10647 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
10648 (bsi_move_before): Document inconsistency with bsi_move_after.
10649 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
10651 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
10653 * config/i386/i386.h (TARGET_ABM): New define.
10654 (TARGET_POPCNT): Ditto.
10655 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
10656 New temporary defines to redefine from OPTION_ISA_* defines.
10657 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
10658 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
10659 (ix86_isa_flags): New extern int declaration.
10660 (TARGET_SUBTARGET_DEFAULT): New define.
10661 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
10662 (TARGET_SUBTARGET32_DEFAULT): Ditto.
10663 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
10664 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
10665 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
10666 * config/i386/darwin.h: Change TARGET_64BIT define to
10669 * config/i386/i386.opt (m3dnowa): Define as undocumented option
10670 using existing "ix86_isa_flags" varible.
10671 (m32, m64): Use existing "ix86_isa_flags" variable.
10672 (mmmx, m3dnow): Ditto.
10673 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
10674 (mabm): Define as non-negative option using "x86_abm" variable.
10675 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
10677 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
10678 Rewrite feature test bitmap.
10679 (ix86_isa_flags): New initialized global int varible.
10680 (ix86_isa_flags_explicit): New static int variable.
10681 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
10682 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
10683 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
10684 target_flags_explicit.
10685 (override_options): Remove "target_enable" and "target_disable" fields
10686 from "struct ptt". Update processor_target_table accordingly. Remove
10687 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
10688 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
10689 "target_flags" and "ix86_isa_flags_explicit" instead of
10690 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
10691 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
10692 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
10693 to true when either of PTA_POPCNT or PTA_ABM is set in
10694 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
10695 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
10696 processor_alias_table flags entry. Remove handling of
10697 "target_enable" and "target_disable" fields of processor_target_table.
10698 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
10699 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
10700 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
10701 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
10702 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
10704 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
10706 2007-05-29 David Daney <ddaney@avtrex.com>
10709 * config/mips/mips.c (mips_output_mi_thunk): Emit
10710 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
10712 2007-05-29 Hui-May Chang <hm.chang@apple.com>
10713 * config/i386/i386.c (ix86_function_regparm): Added checking of
10714 ix86_force_align_arg_pointer to determine the number of
10715 register parameters.
10717 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
10719 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
10720 (SET_DR_MISALIGNMENT): New.
10721 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
10722 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
10723 Use SET_DR_MISALIGNMENT.
10724 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
10726 * tree-data-ref.c (create_data_ref, compute_all_dependences,
10727 find_loop_nest): Export.
10728 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
10729 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
10730 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
10731 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
10733 (struct mem_ref): Add field reuse_distance.
10734 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
10735 Initialize reuse_distance field.
10736 (issue_prefetch_ref): Select temporality of prefetch according to
10738 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
10739 self_reuse_distance, determine_loop_nest_reuse): New functions.
10740 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
10741 (tree_ssa_prefetch_arrays): Dump L2 cache size.
10742 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
10745 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
10747 * tree-ssa-alias.c: Add aliasing overview.
10749 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
10750 Danny Smith <dannysmith@users.sourceforge.net>
10753 * config/i386/t-crtfm: Compile crtfastmath.o with
10754 -minline-all-stringops.
10755 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
10756 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
10758 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10760 * doc/md.texi: Document constraints on HP PA-RISC.
10762 * pa/constraints.md: New file.
10763 * pa.md: Include constraints.md.
10764 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
10765 (integer_store_memory_operand, ldil_cint_p): New functions.
10766 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
10767 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10768 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
10769 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
10770 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
10772 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
10775 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
10776 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
10777 case POSTDECREMENT_EXPR>): Return the error_mark_node
10778 if either the real or imaginary parts would an
10781 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
10783 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
10784 name when we remove it from a call.
10786 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
10788 * targhooks.c (default_narrow_bitfield): Remove.
10789 * targhooks.h: Remove the prototype for
10790 default_narrow_bitfield.
10792 * langhooks-def.h: Remove the prototype for
10793 hook_get_alias_set_0.
10794 * langhooks.c (hook_get_alias_set_0): Remove.
10796 * global.c (EXECUTE_IF_CONFLICT): Remove.
10798 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
10801 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
10802 return true when truth_value_p is true and the type
10805 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
10807 * doc/install.texi (Prerequisites): We no longer require Autoconf
10808 2.13 for the top-level.
10810 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
10812 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
10813 memory access via x86_expand_vector_move_misalign() only for
10814 TImode values on 32-bit targets.
10816 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
10818 * matrix-reorg.c: New file. Implement matrix flattening and
10819 transposing optimization.
10820 * tree-pass.h: Add matrix reorg pass.
10821 * common.opt: Add fipa-mreorg flag.
10822 * Makefile.in: Add matrix-reorg.c.
10823 * passes.c: Add matrix reorg pass.
10824 * varpool.c (add_new_static_var): New function.
10825 * cgraph.h (add_new_static_var): Declare.
10827 2007-05-27 Eric Christopher <echristo@apple.com>
10829 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
10830 sp_offset depending on stack size. Save r12 depending
10831 on registers we're saving later.
10832 (rs6000_emit_epilogue): Update sp_offset depending only
10835 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
10837 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
10838 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10839 * ifcvt.c (if_convert): Ditto.
10840 * tree-ssa-threadupdate.c (thread_block): Ditto.
10841 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
10842 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
10843 verify_loop_closed_ssa): Check number_of_loops instead of
10845 * predict.c (tree_estimate_probability): Ditto.
10846 * tree-if-conv.c (main_tree_if_conversion): Ditto.
10847 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
10848 * modulo-sched.c (sms_schedule): Ditto.
10849 * tree-scalar-evolution.c (scev_const_prop): Ditto.
10850 (scev_finalize): Do not do anything if scev analysis was not
10852 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
10853 current_loops == NULL.
10854 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
10855 * loop-init.c (loop_optimizer_init): Do not free current_loops when
10856 there are no loops.
10857 (loop_optimizer_finalize): Assert that loops were analyzed.
10858 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
10859 rtl_doloop): Check number_of_loops instead of current_loops.
10860 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
10861 current_loops == NULL.
10862 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
10863 gate_tree_vectorize tree_linear_transform, check_data_deps,
10864 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
10865 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
10866 Check number_of_loops instead of current_loops.
10867 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
10868 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
10869 free loops if available.
10870 (execute_pre): Do not pass do_fre to fini_pre.
10872 2007-05-27 Tobias Burnus <burnus@net-b.de>
10874 PR middle-end/32083
10875 * real.c (mpfr_from_real): Fix sign of -Inf.
10877 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
10879 * tree-vect-transform.c (vectorizable_conversion): Initialize
10880 tree_code variables to ERROR_MARK.
10881 (vectorizable_type_demotion): Likewise.
10882 (vectorizable_type_promotion): Likewise.
10884 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
10887 * config/i386/i386.md (movti): Handle push operands via
10888 ix86_expand_push().
10890 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10892 * basic-block.h: Remove the prototype for merge_seq_blocks.
10893 * cfgcleanup.c (merge_seq_blocks): Remove.
10895 * tree-flow.h: Remove the prototype for is_aliased_with.
10896 * tree-ssa-alias.c (is_aliased_with): Remove.
10898 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
10900 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
10902 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
10904 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
10905 ix86_expand_sse4_unpack if SSE4.1 is enabled.
10906 (vec_unpacks_hi_v16qi): Likewise.
10907 (vec_unpacku_lo_v16qi): Likewise.
10908 (vec_unpacks_lo_v16qi): Likewise.
10909 (vec_unpacku_hi_v8hi): Likewise.
10910 (vec_unpacks_hi_v8hi): Likewise.
10911 (vec_unpacku_lo_v8hi): Likewise.
10912 (vec_unpacks_lo_v8hi): Likewise.
10913 (vec_unpacku_hi_v4si): Likewise.
10914 (vec_unpacks_hi_v4si): Likewise.
10915 (vec_unpacku_lo_v4si): Likewise.
10916 (vec_unpacks_lo_v4si): Likewise.
10918 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10920 * c-typeck.c, config/arm/arm.c, config/darwin.c,
10921 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
10922 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
10923 follow spelling conventions in various
10924 warning/error/diagnostic messages.
10926 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
10927 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
10928 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
10929 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
10930 tree-vrp.c: Fix comment typos. Follow spelling conventions.
10931 * doc/tm.texi: Follow spelling conventions.
10933 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10936 * tree-ssa-forwprop.c
10937 (forward_propagate_addr_into_variable_array_index): Remove
10938 the lhs argument. Use the type of def_rhs instead of lhs.
10939 (forward_propagate_addr_expr_1): Update use of
10940 forward_propagate_addr_into_variable_array_index.
10942 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
10943 Nigel Stephens <nigel@mips.com>
10945 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
10946 function attributes, "far" being an alias for "long_call".
10947 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
10948 (mips_near_type_p, mips_far_type_p): New.
10949 (mips_comp_type_attributes): New function to check that attributes
10950 attached to a function type are compatible.
10951 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
10952 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
10953 to the target function of the thunk.
10954 (mips_encode_section_info): Check for "near" and "far" function
10955 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
10957 * config/mips/predicates.md (const_call_insn_operand): Test only
10958 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
10960 * doc/extend.texi (Function Attributes): Document MIPS "near" and
10963 * testsuite/gcc.target/mips/near-far-1.c: New test case.
10964 * testsuite/gcc.target/mips/near-far-2.c: New test case.
10965 * testsuite/gcc.target/mips/near-far-3.c: New test case.
10966 * testsuite/gcc.target/mips/near-far-4.c: New test case.
10968 2007-05-25 Eric Christopher <echristo@apple.com>
10970 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
10971 to x86-darwin configurations.
10972 * config/i386/t-darwin: Add softfp support.
10973 * config/i386/t-darwin64: Ditto.
10974 * config/i386/sfp-machine.h: If mach then don't use
10975 aliasing, emit a stub to call.
10977 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
10979 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
10980 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
10981 tree-predcom.c, tree-ssa-alias-warnings.c,
10982 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
10983 comment typos. Follow spelling conventions.
10984 * doc/cpp.texi, doc/invoke.texi: Fix typos.
10986 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
10989 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
10990 constants into memory. Expand unaligned memory references for
10991 SSE modes via x86_expand_vector_move_misalign() function.
10993 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
10995 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
10996 "memory" attribute for "sseishft" type insn without operands[2].
10998 2007-05-25 Dirk Mueller <dmueller@suse.de>
10999 Marcus Meissner <meissner@suse.de>
11001 * doc/extend.texi (alloc_size): New attribute.
11002 * c-common.c (handle_alloc_size_attribute): New.
11003 * tree-object-size.c (alloc_object_size): Use alloc_size
11004 attribute, if available.
11006 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
11008 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
11010 (__builtin_ia32_vec_ext_v2di): Likewise.
11011 (__builtin_ia32_vec_ext_v4si): Likewise.
11012 (__builtin_ia32_vec_ext_v8hi): Likewise.
11013 (__builtin_ia32_vec_ext_v16qi): Likewise.
11014 (__builtin_ia32_vec_set_v8hi): Likewise.
11016 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
11018 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
11020 2007-05-25 Richard Sandiford <richard@codesourcery.com>
11022 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
11023 (arm_is_longcall_p): Rename to...
11024 (arm_is_long_call_p): ...this. Take a single tree argument and
11026 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
11027 (CUMULATIVE_ARGS): Remove call_cookie.
11028 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
11029 (ENCODED_LONG_CALL_ATTR_P): Delete.
11030 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
11031 LONG_CALL_FLAG_CHAR cases.
11032 (ARM_DECLARE_FUNCTION_SIZE): Delete.
11033 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
11034 ARM_DECLARE_FUNCTION_SIZE.
11035 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
11036 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
11037 (arm_encode_call_attribute, current_file_function_operand): Delete.
11038 (arm_function_in_section_p): New function.
11039 (arm_is_longcall_p): Rename to...
11040 (arm_is_long_call_p): ...this. Take the target function as a single
11041 argument and return a bool. Do not rely on call cookies. Check
11042 whether the target symbol is in the same section as the current
11043 function, not just the same compilation unit.
11044 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
11045 (arm_encode_section_info): Don't encode a call type.
11046 * config/arm/arm.md (call, call_value): Update calls to
11047 arm_is_long(_)call_p. Simplify logic.
11048 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
11049 Update calls to arm_is_long(_)call_p.
11051 2007-05-25 Richard Guenther <rguenther@suse.de>
11053 PR tree-optimization/31982
11054 * tree-ssa-forwprop.c
11055 (forward_propagate_addr_into_variable_array_index): Handle arrays
11056 with element size one.
11058 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11060 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
11061 (umulsi3_highpart): Likewise.
11063 2007-05-24 Ian Lance Taylor <iant@google.com>
11065 PR rtl-optimization/32069
11066 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
11069 2007-05-24 Ollie Wild <aaw@google.com>
11071 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
11074 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
11076 * postreload-gcse.c (reg_changed_after_insn_p): New function.
11077 (oprs_unchanged_p): Use it to check all registers in a REG.
11078 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
11079 (reg_set_between_after_reload_p): Delete.
11080 (reg_used_between_after_reload_p): Likewise.
11081 (reg_set_or_used_since_bb_start): Likewise.
11082 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
11083 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
11084 Use reg_set_between_p instead of reg_set_between_after_reload_p.
11085 * rtlanal.c (reg_set_p): Check whether REG overlaps
11086 regs_invalidated_by_call, rather than just checking the
11087 membership of REGNO (REG).
11089 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
11091 * doc/passes.texi: Document predictive commoning.
11092 * doc/invoke.texi (-fpredictive-commoning): Document.
11093 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
11094 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
11095 adding indices to the generated name.
11096 (schedule_sm): Pass 0 to get_lsm_tmp_name.
11097 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
11098 * tree-pretty-print.c (op_symbol_1): Renamed to ...
11099 (op_symbol_code): ... and exported.
11100 (dump_omp_clause, op_symbol): Use op_symbol_code
11101 instead of op_symbol_1.
11102 * tree-pass.h (pass_predcom): Declare.
11103 * timevar.def (TV_PREDCOM): New timevar.
11104 * tree-ssa-loop.c (run_tree_predictive_commoning,
11105 gate_tree_predictive_commoning, pass_predcom): New.
11106 * tree-data-ref.c (find_data_references_in_loop): Find the
11107 references in dominance order.
11108 (canonicalize_base_object_address): Ensure that the result has
11110 (dr_analyze_innermost): Export.
11111 (create_data_ref): Code to fail for references with invariant
11113 (find_data_references_in_stmt): ... here.
11114 * tree-data-ref.h (dr_analyze_innermost): Declare.
11115 * tree-affine.c: Include tree-gimple.h and hashtab.h.
11116 (aff_combination_find_elt, name_expansion_hash,
11117 name_expansion_eq, tree_to_aff_combination_expand,
11118 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
11120 * tree-affine.h (aff_combination_constant_multiple_p,
11121 tree_to_aff_combination_expand): Declare.
11122 * tree-predcom.c: New file.
11123 * common.opt (fpredictive-commoning): New option.
11124 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
11125 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
11126 * Makefile.in (tree-predcom.o): Add.
11127 (tree-affine.o): Add TREE_GIMPLE_H dependency.
11128 * passes.c (init_optimization_passes): Add dceloop after
11129 copy propagation in loop optimizer. Add predictive commoning
11130 to loop optimizer passes.
11132 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
11134 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
11137 2007-05-24 Jan Hubicka <jh@suse.cz>
11139 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
11141 (genheader): Include statistics.h.
11143 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
11145 * print-rtl.c (flag_dump_unnumbered): Update comments.
11146 (print_rtl): Fix my previous change.
11147 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
11150 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
11152 PR middle-end/32018
11153 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
11155 (thread_through_all_blocks): Call initialize_original_copy_tables
11156 and free_original_copy_tables.
11157 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
11159 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
11160 * cfghooks.c (duplicate_block): Use get_loop_copy.
11161 * cfg.c: Include cfgloop.h.
11162 (loop_copy): New hash table.
11163 (initialize_original_copy_tables): Initialize loop_copy table.
11164 (free_original_copy_tables): Free loop_copy table.
11165 (copy_original_table_clear, copy_original_table_set,
11166 set_loop_copy, get_loop_copy): New functions.
11167 (set_bb_original, set_bb_copy): Use copy_original_table_set.
11168 * cfgloop.h (struct loop): Remove copy field.
11169 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
11170 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
11172 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
11174 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
11175 -msse/-msse2/-msse3.
11177 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
11179 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
11180 __builtin_ia32_vec_set_v2di with MASK_64BIT.
11182 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
11185 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
11186 * targhooks.h (default_mangle_decl_assembler_name): Declare
11188 * targhooks.c (default_mangle_decl_assembler_name): Define
11190 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
11192 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
11193 * langhooks.c (lhd_set_decl_assembler_name): Call
11194 targetm.mangle_decl_assembler_name for names with global scope.
11196 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
11198 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
11199 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
11201 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
11202 New. Factored out of i386_pe_encode_section_info.
11203 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
11204 Move check for prior decoration of stdcall
11205 symbols to i386_pe_encode_section_info.
11206 (i386_pe_encode_section_info): Adjust call to
11207 gen_stdcall_or_fastcall_suffix. Use
11208 i386_pe_maybe_mangle_decl_assembler_name, if needed.
11209 (i386_pe_mangle_decl_assembler_name): New. Wrap
11210 i386_pe_maybe_mangle_decl_assembler_name.
11212 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
11214 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
11215 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
11216 * langhooks.c (get_signed_or_unsigned_type): Don't check for
11217 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
11218 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
11221 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
11222 Nigel Stephens <nigel@mips.com>
11223 Richard Sandiford <richard@codesourcery.com>
11225 Fix up MIPS16 hard float and add support for complex.
11227 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
11228 (TARGET_SOFT_FLOAT_ABI): New.
11229 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
11230 __mips_soft_float to reflect the ABI in use, not whether the
11231 FPU is directly accessible (e.g., in MIPS16 mode).
11232 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
11233 (UNITS_PER_FPVALUE): Likewise.
11235 * config/mips/mips.c (mips_expand_call): Remove redundant
11236 TARGET_MIPS16 check.
11237 (mips_arg_regno): New.
11238 (function_arg_advance): When setting bits in cum->fp_code for
11239 MIPS16, don't subtract 1 from cum->arg_number, since it is now
11241 (function_arg): Use mips_arg_regno.
11242 (mips_return_mode_in_fpr_p): New.
11243 (mips16_call_stub_mode_suffix): New.
11244 (mips16_cfun_returns_in_fpr_p): New.
11245 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
11246 (mips_output_function_prologue): Test mips16_hard_float, not
11247 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
11248 (mips_expand_epilogue): Call MIPS16 helper routines to copy
11249 return value into a floating-point register.
11250 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
11251 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
11252 (mips16_fp_args): Handle MIPS32r2 ISA which supports
11253 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
11254 word of double arguments from or to the high bits of 64-bit
11255 floating point registers.
11256 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
11257 (mips16_fpret_double): New helper function.
11258 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
11259 support for complex modes. Fill in DECL_RESULT for stubdecl.
11260 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
11262 * config/mips/mips16.S
11263 (RET, ARG1, ARG2): New.
11264 (MERGE_GPRf, MERGE_GPRt): New.
11265 (DELAYt, DELAYf): New.
11266 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
11267 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
11268 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
11269 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
11270 (SFOP): Renamed to...
11271 (OPSF3): This, and macro-ified. Updated all uses.
11272 (SFOP2): Renamed to...
11273 (OPSF2): This, and macro-ified. Updated all uses.
11274 (SFCMP): Renamed to...
11275 (CMPSF): This, and macro-ified. Updated all uses.
11276 (SFREVCMP): Renamed to...
11277 (REVCMPSF): This, and macro-ified. Updated all uses.
11278 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
11279 (LDDBL1, LDDBL2, RETDBL): Deleted.
11280 (DFOP): Renamed to...
11281 (OPDF3): This, and macro-ified. Updated all uses.
11282 (DFOP2): Renamed to...
11283 (OPDF2): This, and macro-ified. Updated all uses.
11284 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
11285 (DFCMP): Renamed to...
11286 (CMPDF): This, and macro-ified. Updated all uses.
11287 (DFREVCMP): Renamed to...
11288 (REVCMPDF): This, and macro-ified. Updated all uses.
11289 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
11290 (RET_FUNCTION): New.
11291 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
11292 (__mips16_ret_sc, __mips16_ret_dc): New.
11293 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
11294 STUB_ARGS_6, STUB_ARGS_10): New.
11295 (CALL_STUB_NO_RET): New.
11296 (__mips16_call_stub_1): Macro-ified.
11297 (__mips16_call_stub_5): Macro-ified.
11298 (__mips16_call_stub_2): Macro-ified.
11299 (__mips16_call_stub_6): Macro-ified.
11300 (__mips16_call_stub_9): Macro-ified.
11301 (__mips16_call_stub_10): Macro-ified.
11302 (CALL_STUB_RET): New.
11303 (__mips16_call_stub_sf_0): Macro-ified.
11304 (__mips16_call_stub_sf_1): Macro-ified.
11305 (__mips16_call_stub_sf_5): Macro-ified.
11306 (__mips16_call_stub_sf_2): Macro-ified.
11307 (__mips16_call_stub_sf_6): Macro-ified.
11308 (__mips16_call_stub_sf_9): Macro-ified.
11309 (__mips16_call_stub_sf_10): Macro-ified.
11310 (__mips16_call_stub_df_0): Macro-ified.
11311 (__mips16_call_stub_df_1): Macro-ified.
11312 (__mips16_call_stub_df_5): Macro-ified.
11313 (__mips16_call_stub_df_2): Macro-ified.
11314 (__mips16_call_stub_df_6): Macro-ified.
11315 (__mips16_call_stub_df_9): Macro-ified.
11316 (__mips16_call_stub_df_10): Macro-ified.
11317 (__mips16_call_stub_sc_0): New.
11318 (__mips16_call_stub_sc_1): New.
11319 (__mips16_call_stub_sc_5): New.
11320 (__mips16_call_stub_sc_2): New.
11321 (__mips16_call_stub_sc_6): New.
11322 (__mips16_call_stub_sc_9): New.
11323 (__mips16_call_stub_sc_10): New.
11324 (__mips16_call_stub_dc_0): New.
11325 (__mips16_call_stub_dc_1): New.
11326 (__mips16_call_stub_dc_5): New.
11327 (__mips16_call_stub_dc_2): New.
11328 (__mips16_call_stub_dc_6): New.
11329 (__mips16_call_stub_dc_9): New.
11330 (__mips16_call_stub_dc_10): New.
11332 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
11333 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
11334 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
11336 2007-05-23 Ian Lance Taylor <iant@google.com>
11338 * doc/invoke.texi (Invoking GCC): Document that the order of the
11341 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
11344 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
11345 * config/score/predicate.md (const_pow2, const_npow2): Remove.
11346 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
11350 * config/score/score.c (score_print_operand): Make sure that only
11351 lower bits are used.
11353 2007-05-22 Ian Lance Taylor <iant@google.com>
11355 * tree-vrp.c (avoid_overflow_infinity): New static function,
11356 broken out of set_value_range_to_value.
11357 (set_value_range_to_value): Call avoid_overflow_infinity.
11358 (extract_range_from_assert): Likewise.
11360 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11362 PR middle-end/31095
11363 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
11364 change the type before looking for a COMPOUND_EXPR.
11366 2007-05-22 Ian Lance Taylor <iant@google.com>
11368 * lower-subreg.c (decompose_multiword_subregs): If we change an
11369 insn, call remove_retval_note on it.
11371 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
11373 * regs.h (end_hard_regno): New function.
11374 (END_HARD_REGNO, END_REGNO): New macros.
11375 (add_to_hard_reg_set): New function.
11376 (remove_from_hard_reg_set): Likewise.
11377 (in_hard_reg_set_p): Likewise.
11378 (overlaps_hard_reg_set_p): Likewise.
11379 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
11380 (note_btr_set): Use END_HARD_REGNO.
11381 * caller-save.c (setup_save_areas): Use end_hard_regno.
11382 (mark_set_regs): Use END_HARD_REGNO.
11383 (add_stored_regs): Use end_hard_regno.
11384 (mark_referenced_regs): Use add_to_hard_reg_set.
11385 * combine.c (update_table_tick): Use END_REGNO.
11386 (record_value_for_reg): Likewise.
11387 (record_dead_and_set_regs): Likewise.
11388 (get_last_value_validate): Likewise.
11389 (use_crosses_set_p): Likewise.
11390 (reg_dead_at_p_1): Likewise.
11391 (reg_dead_at_p): Likewise.
11392 (mark_used_regs_combine): Use add_to_hard_reg_set.
11393 (move_deaths): Use END_HARD_REGNO.
11394 (reg_bitfield_target_p): Use end_hard_regno.
11395 (distribute_notes): Use END_HARD_REGNO.
11396 * cse.c (mention_regs): Use END_REGNO.
11397 (insert): Use add_to_hard_reg_set.
11398 (invalidate): Use END_HARD_REGNO.
11399 (invalidate_for_call): Likewise.
11400 (exp_equiv_p): Use END_REGNO.
11401 (cse_insn): Likewise.
11402 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
11403 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
11404 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
11405 * function.c (keep_stack_depressed): Use end_hard_regno.
11406 * global.c (global_alloc): Use end_hard_regno.
11407 (global_conflicts): Use add_to_hard_reg_set instead of
11409 (find_reg): Likewise.
11410 (mark_reg_store): Likewise.
11411 (mark_reg_conflicts): Likewise.
11412 (mark_reg_death): Use remove_from_hard_reg_set.
11413 (mark_reg_live_nc): Delete.
11414 (set_preference): Use end_hard_regno.
11415 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
11416 remove_from_hard_reg_set.
11417 (post_mark_life): Use add_to_hard_reg_set.
11418 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
11419 (reg_becomes_live): Use add_to_hard_reg_set.
11420 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
11421 (peep2_find_free_register): Use add_to_hard_reg_set.
11422 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
11423 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
11424 * regrename.c (note_sets): Use add_to_hard_reg_set.
11425 (clear_dead_regs): Use remove_from_hard_reg_set.
11426 (regrename_optimize): Use add_to_hard_reg_set.
11427 (find_oldest_value_reg): Use in_hard_reg_set_p.
11428 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
11429 (hard_reg_set_here_p): Use end_hard_regno.
11430 (decompose): Likewise.
11431 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
11432 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
11433 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
11434 (mark_home_live): Use end_hard_regno.
11435 (spill_hard_reg): Likewise.
11436 (clear_reload_reg_in_use): Likewise.
11437 * reorg.c (delete_prior_computation): Use END_REGNO.
11438 * resource.c (update_live_status): Use END_HARD_REGNO.
11439 (mark_referenced_resources): Use add_to_hard_reg_set.
11440 (mark_set_resources): Likewise.
11441 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
11442 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
11443 (reg_overlap_mentioned_p): Likewise.
11444 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
11445 (covers_regno_no_parallel_p): Use END_REGNO.
11446 (find_regno_note): Likewise.
11447 (find_reg_fusage): Use END_HARD_REGNO.
11448 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
11449 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
11451 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
11453 * mode-switching.c (reg_dies): Change type of second argument to
11455 (optimize_mode_switching): Update accordingly.
11457 2007-05-22 Richard Sandiford <richard@codesourcery.com>
11459 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
11461 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
11462 (hard_reg_set_empty_p): ...these new functions.
11463 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
11464 GO_IF_HARD_REG_SUBSET.
11465 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
11466 instead of GO_IF_HARD_REG_EQUAL.
11467 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
11468 instead of GO_IF_HARD_REG_EQUAL.
11469 * global.c (find_reg): Use hard_reg_set_empty_p instead of
11470 GO_IF_HARD_REG_SUBSET.
11471 (modify_reg_pav): Use hard_reg_set_empty_p instead of
11472 GO_IF_HARD_REG_EQUAL.
11473 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
11474 of GO_IF_HARD_REG_SUBSET.
11475 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
11476 instead of GO_IF_HARD_REG_EQUAL.
11477 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
11478 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
11479 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
11480 of GO_IF_HARD_REG_SUBSET,
11481 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
11482 GO_IF_HARD_REG_SUBSET.
11483 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
11484 instead of GO_IF_HARD_REG_EQUAL.
11485 * config/sh/sh.c (push_regs, calc_live_regs): Use
11486 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
11487 (hard_regs_intersect_p): Delete.
11489 2007-05-22 Janis Johnson <janis187@us.ibm.com>
11491 * doc/sourcebuild.texi (Test Directives) Add dg-message.
11493 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
11494 Richard Henderson <rth@redhat.com>
11496 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
11498 (x86_64-*-*): Likewise.
11500 * i386/i386-modes.def (V2QI): New.
11502 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
11504 (override_options): Support SSE4.1.
11505 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
11506 (IX86_BUILTIN_BLENDPS): Likewise.
11507 (IX86_BUILTIN_BLENDVPD): Likewise.
11508 (IX86_BUILTIN_BLENDVPS): Likewise.
11509 (IX86_BUILTIN_PBLENDVB128): Likewise.
11510 (IX86_BUILTIN_PBLENDW128): Likewise.
11511 (IX86_BUILTIN_DPPD): Likewise.
11512 (IX86_BUILTIN_DPPS): Likewise.
11513 (IX86_BUILTIN_INSERTPS128): Likewise.
11514 (IX86_BUILTIN_MOVNTDQA): Likewise.
11515 (IX86_BUILTIN_MPSADBW128): Likewise.
11516 (IX86_BUILTIN_PACKUSDW128): Likewise.
11517 (IX86_BUILTIN_PCMPEQQ): Likewise.
11518 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
11519 (IX86_BUILTIN_PMAXSB128): Likewise.
11520 (IX86_BUILTIN_PMAXSD128): Likewise.
11521 (IX86_BUILTIN_PMAXUD128): Likewise.
11522 (IX86_BUILTIN_PMAXUW128): Likewise.
11523 (IX86_BUILTIN_PMINSB128): Likewise.
11524 (IX86_BUILTIN_PMINSD128): Likewise.
11525 (IX86_BUILTIN_PMINUD128): Likewise.
11526 (IX86_BUILTIN_PMINUW128): Likewise.
11527 (IX86_BUILTIN_PMOVSXBW128): Likewise.
11528 (IX86_BUILTIN_PMOVSXBD128): Likewise.
11529 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
11530 (IX86_BUILTIN_PMOVSXWD128): Likewise.
11531 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
11532 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
11533 (IX86_BUILTIN_PMOVZXBW128): Likewise.
11534 (IX86_BUILTIN_PMOVZXBD128): Likewise.
11535 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
11536 (IX86_BUILTIN_PMOVZXWD128): Likewise.
11537 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
11538 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
11539 (IX86_BUILTIN_PMULDQ128): Likewise.
11540 (IX86_BUILTIN_PMULLD128): Likewise.
11541 (IX86_BUILTIN_ROUNDPD): Likewise.
11542 (IX86_BUILTIN_ROUNDPS): Likewise.
11543 (IX86_BUILTIN_ROUNDSD): Likewise.
11544 (IX86_BUILTIN_ROUNDSS): Likewise.
11545 (IX86_BUILTIN_PTESTZ): Likewise.
11546 (IX86_BUILTIN_PTESTC): Likewise.
11547 (IX86_BUILTIN_PTESTNZC): Likewise.
11548 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
11549 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
11550 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
11551 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
11552 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
11553 (bdesc_ptest): New.
11554 (bdesc_sse_3arg): Likewise.
11555 (bdesc_2arg): Likewise.
11556 (bdesc_1arg): Likewise.
11557 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
11559 (ix86_expand_sse_4_operands_builtin): New.
11560 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
11561 smaller than 8 bits as the 2nd arg.
11562 (ix86_expand_sse_ptest): New.
11563 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
11564 (ix86_expand_vector_set): Support SSE4.1.
11565 (ix86_expand_vector_extract): Likewise.
11567 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
11568 __SSE4_1__ for -msse4.1.
11570 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
11571 (UNSPEC_INSERTPS): Likewise.
11572 (UNSPEC_DP): Likewise.
11573 (UNSPEC_MOVNTDQA): Likewise.
11574 (UNSPEC_MPSADBW): Likewise.
11575 (UNSPEC_PHMINPOSUW): Likewise.
11576 (UNSPEC_PTEST): Likewise.
11577 (UNSPEC_ROUNDP): Likewise.
11578 (UNSPEC_ROUNDS): Likewise.
11580 * config/i386/i386.opt (msse4.1): New for SSE4.1.
11582 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
11583 (const_pow2_1_to_32768_operand): Likewise.
11585 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
11588 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
11590 (sse4_1_insertps): Likewise.
11591 (*sse4_1_extractps): Likewise.
11592 (sse4_1_ptest): Likewise.
11593 (sse4_1_mulv2siv2di3): Likewise.
11594 (*sse4_1_mulv4si3): Likewise.
11595 (*sse4_1_smax<mode>3): Likewise.
11596 (*sse4_1_umax<mode>3): Likewise.
11597 (*sse4_1_smin<mode>3): Likewise.
11598 (*sse4_1_umin<mode>3): Likewise.
11599 (sse4_1_eqv2di3): Likewise.
11600 (*sse4_1_pinsrb): Likewise.
11601 (*sse4_1_pinsrd): Likewise.
11602 (*sse4_1_pinsrq): Likewise.
11603 (*sse4_1_pextrb): Likewise.
11604 (*sse4_1_pextrb_memory): Likewise.
11605 (*sse4_1_pextrw_memory): Likewise.
11606 (*sse4_1_pextrq): Likewise.
11607 (sse4_1_blendpd): Likewise.
11608 (sse4_1_blendps): Likewise.
11609 (sse4_1_blendvpd): Likewise.
11610 (sse4_1_blendvps): Likewise.
11611 (sse4_1_dppd): Likewise.
11612 (sse4_1_dpps): Likewise.
11613 (sse4_1_movntdqa): Likewise.
11614 (sse4_1_mpsadbw): Likewise.
11615 (sse4_1_packusdw): Likewise.
11616 (sse4_1_pblendvb): Likewise.
11617 (sse4_1_pblendw): Likewise.
11618 (sse4_1_phminposuw): Likewise.
11619 (sse4_1_extendv8qiv8hi2): Likewise.
11620 (*sse4_1_extendv8qiv8hi2): Likewise.
11621 (sse4_1_extendv4qiv4si2): Likewise.
11622 (*sse4_1_extendv4qiv4si2): Likewise.
11623 (sse4_1_extendv2qiv2di2): Likewise.
11624 (*sse4_1_extendv2qiv2di2): Likewise.
11625 (sse4_1_extendv4hiv4si2): Likewise.
11626 (*sse4_1_extendv4hiv4si2): Likewise.
11627 (sse4_1_extendv2hiv2di2): Likewise.
11628 (*sse4_1_extendv2hiv2di2): Likewise.
11629 (sse4_1_extendv2siv2di2): Likewise.
11630 (*sse4_1_extendv2siv2di2): Likewise.
11631 (sse4_1_zero_extendv8qiv8hi2): Likewise.
11632 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
11633 (sse4_1_zero_extendv4qiv4si2): Likewise.
11634 (*sse4_1_zero_extendv4qiv4si2): Likewise.
11635 (sse4_1_zero_extendv2qiv2di2): Likewise.
11636 (*sse4_1_zero_extendv2qiv2di2): Likewise.
11637 (sse4_1_zero_extendv4hiv4si2): Likewise.
11638 (*sse4_1_zero_extendv4hiv4si2): Likewise.
11639 (sse4_1_zero_extendv2hiv2di2): Likewise.
11640 (*sse4_1_zero_extendv2hiv2di2): Likewise.
11641 (sse4_1_zero_extendv2siv2di2): Likewise.
11642 (*sse4_1_zero_extendv2siv2di2): Likewise.
11643 (sse4_1_roundpd): Likewise.
11644 (sse4_1_roundps): Likewise.
11645 (sse4_1_roundsd): Likewise.
11646 (sse4_1_roundss): Likewise.
11647 (mulv4si3): Don't expand for SSE4.1.
11648 (smax<mode>3): Likewise.
11649 (umaxv4si3): Likewise.
11650 (uminv16qi3): Likewise.
11651 (umin<mode>3): Likewise.
11652 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
11654 * doc/extend.texi: Document SSE4.1 built-in functions.
11656 * doc/invoke.texi: Document -msse4.1.
11658 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
11660 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
11661 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
11662 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
11663 (ASM_SPEC): Add asm_pcrel_spec.
11664 (EXTRA_SPECS): Add asm_pcrel_spec.
11666 2007-05-21 David Daney <ddaney@avtrex.com>
11668 * doc/install.texi (Building a cross compiler): Add requirements
11669 for Java cross compiler.
11671 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11673 PR middle-end/31995
11674 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
11675 Add loopno argument. Use evolution_function_is_invariant_rec_p
11676 instead of evolution_function_is_constant_p.
11677 Update calls to evolution_function_is_affine_multivariate_p.
11678 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
11679 Add loopno argument.
11680 * tree-scalar-evolution.c (gather_chrec_stats): Call
11681 evolution_function_is_affine_multivariate_p with a loop
11683 * tree-data-ref.c (analyze_miv_subscript): Likewise.
11684 (analyze_overlapping_iterations): Likewise.
11685 (access_functions_are_affine_or_constant_p): Likewise.
11686 (build_classic_dist_vector_1): If the access functions
11687 are equal, don't do anything.
11689 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
11690 Paolo Carlini <pcarlini@suse.de>
11691 Uros Bizjak <ubizjak@gmail.com>
11693 * c-cppbuiltin.c (c_cpp_builtins): Define
11694 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
11695 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
11696 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
11697 * doc/cpp.texi ([Standard Predefined Macros]): Document.
11699 2007-05-21 Mike Stump <mrs@apple.com>
11701 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
11703 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
11705 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
11707 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
11708 implementation if __OPTIMIZE__ is not defined.
11709 (_mm_alignr_pi8): Ditto.
11710 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
11711 (_mm_inserti_si64): Ditto.
11712 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
11713 (_mm_slli_epi16): Ditto.
11714 (_mm_slli_epi32): Ditto.
11715 (_mm_slli_epi64): Ditto.
11716 (_mm_srai_epi16): Ditto.
11717 (_mm_srai_epi32): Ditto.
11718 (_mm_srli_si128): Ditto.
11719 (_mm_slli_si128): Ditto.
11720 (_mm_srli_epi16): Ditto.
11721 (_mm_srli_epi32): Ditto.
11722 (_mm_srli_epi64): Ditto.
11723 (_mm_extract_epi16): Ditto.
11724 (_mm_insert_epi16): Ditto.
11725 (_mm_shufflehi_epi16): Ditto.
11726 (_mm_shufflelo_epi16): Ditto.
11727 (_mm_shuffle_epi32): Ditto.
11728 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
11729 (_m_pextrw): Ditto.
11730 (_mm_insert_pi16): Ditto.
11731 (_m_pinsrw): Ditto.
11732 (_mm_shuffle_pi16): Ditto.
11733 (_m_pshufw): Ditto.
11734 (_mm_shufle_ps): Ditto.
11735 (_mm_prefetch): Ditto.
11737 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
11739 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
11740 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
11741 * real.c (encode_i370_single, decode_i370_single,
11742 encode_i370_double, decode_i370_double): Functions removed.
11743 (i370_single_format, i370_double_format): Initializations removed.
11744 (real_maxval, round_for_format, exact_real_truncate, significand_size):
11745 Consider the log2_b field to always be one.
11746 (ieee_single_format, mips_single_format, coldfire_single_format,
11747 ieee_double_format, mips_double_format, coldfire_double_format,
11748 ieee_extended_motorola_format, ieee_extended_intel_96_format,
11749 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
11750 ibm_extended_format, mips_extended_format, ieee_quad_format,
11751 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
11752 decimal_single_format, decimal_double_format, decimal_quad_format,
11753 c4x_single_format, c4x_extended_format, real_internal_format): Remove
11754 initialization of log2_b.
11755 * real.h (i370_single_format, i370_double_format): Declarations
11757 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
11758 field to always be one.
11760 2007-05-21 Andreas Schwab <schwab@suse.de>
11762 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
11763 NOTE_INSN_BASIC_BLOCK_P.
11764 (process_for_unwind_directive): Likewise.
11766 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
11768 * builtins.c (expand_builtin_setjmp_setup): Update comment.
11769 * function.h (struct function): Move va_list_gpr_size,
11770 va_list_fpr_size, function_frequency to front of bitfields. Add
11772 (current_function_calls_unwind_init): New.
11773 * except.c (expand_builtin_unwind_init): Set
11774 current_function_calls_unwind_init not
11775 current_function_has_nonlocal_label.
11776 * reload1.c (has_nonexceptional_receiver): New.
11777 (reload): Use it and current_function_calls_unwind_init to
11778 determine whether call-saved regs must be saved.
11780 2007-05-20 Jan Hubicka <jh@suse.cz>
11782 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
11783 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11784 * ddg.c (create_ddg): LIkewise.
11785 * final.c (final): Remove hunk moving line number notes around since
11786 they are no longer present at this stage.
11787 (final_scan_insn): Use NOTE_KIND instead of
11788 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11789 (output_asm_label): Likewise.
11790 * reorg.c (dbr_schedule): Likewise.
11791 * haifa-sched.c (unlink_other_notes): Likewise.
11792 * mode-switching.c (optimize_mode_switching): Likewise.
11793 * graph.c (start_bb): Likewise.
11794 * rtl.def (NOTE): Update description.
11795 * jump.c (squeeze_notes): Delete.
11796 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
11797 NOTE_INSN_BASIC_BLOCK_P when possible.
11798 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
11799 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
11800 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11801 (dwarf2out_var_location): Likewise.
11802 * cfgbuild.c (make_edges): Likewise.
11803 (find_basic_blocks_1): Likewise.
11804 * function.c (reorder_blocks_1): Likewise.
11805 (epilogue_done): Likewise.
11806 (reposition_prologue_and_epilogue_notes): Likewise.
11807 * print-rtl.c (print_rtx): Likewise; drop code for printing
11809 (print_rtl): Likewise.
11810 (print_rtl_single): Likewise.
11811 * gcse.c (insert_insn_start_bb): Likewise.
11812 * alias.c (init_alias_analysis): Likewise.
11813 * calls.c (fixup_tail_calls): Likewise.
11814 * except.c (sjlj_emit_function_enter): Likewise.
11815 * emit-rtl.c (add_insn_after): Likeiwse.
11816 (emit_label_before): Likewise.
11817 (emit_label_after): Likewise.
11818 (emit_note_before, emit_note_after, emit_note): Update
11819 parameter to be enum insn_note; do not deal with source
11821 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
11822 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
11824 (merge_blocks_move_successor_nojumps): Simplify now when
11825 we don't have BLOCK notes.
11826 (try_optimize_cfg): Likewise.
11827 * cfglayout.c (skip_insns_after_block): Likewise.
11828 (record_effective_endpoints): Likewise.
11829 (duplicate_insn_chain): Likewise.
11830 * varasm.c (output_constant_pool_1): Likewise.
11831 * sched-deps.c (sched_analyze): Likewise.
11832 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
11834 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
11835 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
11836 (SET_INSN_DELETED): Simplify.
11837 (NOTE_LINE_NUMBER): Exterminate.
11838 (NOTE_LINE_KIND): New.
11839 (NOTE_INSN_BASIC_BLOCK_P): Update.
11840 (enum insn_note): Simplify.
11841 (GET_NOTE_INSN_NAME) Simplify.
11842 (emit_note_before, emit_note_after, emit_note): Update prototype.
11843 (squeeze_notes): Remove.
11844 * sched-int.h (NOTE_NOT_BB_P): Update.
11845 * resource.c (mark_target_live_regs): Update.
11846 * sched-rgn.c (debug_dependencies): Update.
11847 * sched-vis.c (print_insn): Update.
11848 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
11849 * config/i386/i386.c (ix86_output_function_epilogue): Update.
11850 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
11851 (TARGET_ADJUST_UNROLL_MAX): Likewise.
11852 (split_branches): Update.
11853 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
11855 (sh_adjust_unroll_max): Exterminate.
11856 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
11857 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
11858 (m68hc11_reorg): Likewise.
11859 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
11860 (emit_predicate_relation_info): Update.
11861 (process_for_unwind_directive): Update.
11862 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
11863 (output_call): Update.
11864 * config/pa/pa.c (output_lbranch): Update.
11865 (output_millicode_call): Update.
11866 (output_call): Update.
11867 (pa_combine_instructions): Update.
11868 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
11869 * config/bfin/bfin.c (gen_one_bundle): Update.
11870 * cfgrtl.c (can_delete_note_p): Update.
11871 (delete_insn): Update.
11872 (rtl_merge_blocks): Update.
11873 (commit_one_edge_insertion): Update.
11874 (rtl_verify_flow_info): Update.
11875 * stmt.c (expand_case): Do not call squeeze_notes.
11877 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11884 * c.opt (Wtype-limits): New.
11885 * doc/invoke.texi (Wtype-limits): Document it.
11886 (Wextra): Enabled by -Wextra.
11887 * c-opts.c (c_common_post_options): Enabled by -Wextra.
11888 * c-common.c (shorten_compare): Warn with Wtype-limits.
11890 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11892 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
11893 inlined function, not as a macro.
11894 (_mm_alignr_pi8): Ditto.
11895 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
11896 (_mm_inserti_si64): Ditto.
11897 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
11898 (_mm_extract_epi16): Ditto.
11899 (_mm_insert_epi16): Ditto.
11900 (_mm_shufflehi_epi16): Ditto.
11901 (_mm_shufflelo_epi16): Ditto.
11902 (_mm_shuffle_epi32): Ditto.
11903 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
11904 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
11906 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
11908 (_m_to_float): Use C89 compatible assignment.
11910 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
11913 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
11915 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11918 * doc/invoke.texi (Wreturn-type): Complete description.
11919 (Wextra): Delete item about return-type warning.
11920 * c-decl.c: Delete redundant Wextra warning.
11922 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11925 * config/i386/pmmintrin.h: Do not include xmmintrin.h
11926 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
11927 inlined function, not as a macro.
11928 (_mm_prefetch): Ditto.
11929 (_m_pextrw): Ditto.
11930 (_mm_insert_pi16): Ditto.
11931 (_m_pinsrw): Ditto.
11932 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
11933 (_m_pshufw): Ditto. Add const to __N argument.
11934 (_mm_shufle_ps): Ditto. Add const to __mask argument.
11935 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
11936 (_mm_slli_epi32): Ditto.
11937 (_mm_srli_si128): Implement as always inlined function, not as a
11938 macro. Add __inline to function declaration.
11939 (_mm_slli_si128): Ditto.
11941 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
11943 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
11944 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
11946 (struct fenv): New structure.
11947 (FP_HANDLE_EXCEPTIONS): New define.
11948 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
11949 (_FP_DECL_EXP): New define.
11950 (FP_INIT_ROUNDMODE): New define.
11951 (FP_ROUNDMODE): New define.
11953 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11955 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
11956 (Wconversion): Update description.
11957 (Wconversion-sign): New.
11958 * c.opt (Wconversion-sign): New.
11959 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
11960 means disabled for C++. Otherwise, take the status of Wconversion.
11961 * c-common.c (conversion_warning): Warn with either Wconversion or
11963 (warnings_for_convert_and_check): Conditions are already checked by
11964 conversion_warning.
11965 (convert_and_check): Don't check warnings if the conversion failed.
11967 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
11968 Anatoly Sokolov <aesok@dol.ru>
11970 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
11971 avr_epilogue_uses) : Add declaration.
11972 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
11973 * config/avr/constraints.md (R): New constraint.
11974 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
11975 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
11976 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
11977 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
11978 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
11979 call_prologue_saves, epilogue_restores, return_from_epilogue,
11980 return_from_main_epilogue, return_from_interrupt_epilogue,
11981 return_from_naked_epilogue, prologue, epilogue): New patterns.
11982 (jump): Handle symbol reference.
11983 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
11984 avr_output_function_prologue, avr_output_function_epilogue): Remove
11986 (avr_init_machine_status, expand_prologue, expand_epilogue,
11987 avr_asm_function_end_prologue, avr_epilogue_uses,
11988 avr_asm_function_begin_epilogue): New functions.
11989 (prologue_size, epilogue_size, jump_tables_size): Remove global
11991 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
11992 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
11993 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
11994 (avr_override_options): Initialise init_machine_status.
11995 (output_movhi): Handle all stack pointer loads.
11996 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
11997 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
11998 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
11999 (EPILOGUE_USES) Redefine.
12000 (machine_function) Declare.
12002 2007-05-19 Richard Sandiford <richard@codesourcery.com>
12004 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
12005 Use a single return statement.
12007 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12009 PR middle-end/30250
12010 * builtins.c (do_mpfr_lgamma_r): New.
12011 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
12012 * tree.h (CASE_FLT_FN_REENT): New.
12014 2007-05-18 Geoffrey Keating <geoffk@apple.com>
12016 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
12017 (output_die): Use 'unsigned long' with %x.
12018 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
12019 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
12020 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
12022 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
12024 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
12029 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
12030 true if function has no argument.
12032 2007-05-18 DJ Delorie <dj@redhat.com>
12034 * config/mips/mips.c (mips_offset_within_alignment_p): New.
12035 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
12037 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
12039 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
12040 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
12041 count_trailing_zeros.
12042 (__i386__): Implement count_leading_zeros using __builtin_clz().
12043 Implement count_trailing_zeros usign __builtin_ctz().
12045 2007-05-18 Richard Sandiford <richard@codesourcery.com>
12047 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
12049 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
12051 PR middle-end/31344
12052 * expr.c (emit_move_change_mode): Change mode of push operands here.
12054 2007-05-17 Ian Lance Taylor <iant@google.com>
12056 PR tree-optimization/31953
12057 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
12058 Change all callers.
12059 (set_value_range_to_null): Call set_value_range_to_value.
12060 (extract_range_from_comparison): Likewise.
12062 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12064 * toplev.c (print_version): Output GMP/MPFR version info.
12066 * builtins.c (CASE_MATHFN_REENT): New macro.
12067 (mathfn_built_in): Use it.
12068 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
12069 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
12070 BUILT_IN_LGAMMAL_R): New.
12071 * doc/extend.texi: Document new builtins.
12073 PR middle-end/31796
12074 * builtins.c (do_mpfr_remquo): New.
12075 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
12076 (fold_builtin_3): Handle BUILT_IN_REMQUO.
12078 PR middle-end/30251
12079 * builtins.c (fold_builtin_1): Handle y0, y1.
12080 (fold_builtin_2): Handle yn.
12082 PR middle-end/30251
12083 * builtins.c (do_mpfr_bessel_n): New.
12084 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
12085 (fold_builtin_2): Handle BUILT_IN_JN.
12087 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
12090 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
12091 TYPE_PRECISION (intmax_type_node).
12093 2007-05-17 Steve Ellcey <sje@cup.hp.com>
12096 * reload.c (subst_reloads): Remove checking.
12098 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12100 PR rtl-optimization/31691
12101 * combine.c (simplify_set): Build a new src pattern instead of
12102 substituting its operands in the COMPARE case.
12104 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
12106 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
12107 (execute_vrp): Preserve loops through jump threading.
12108 * tree-ssa-threadupdate.c (thread_single_edge,
12109 dbds_continue_enumeration_p, determine_bb_domination_status,
12110 thread_through_loop_header): New functions.
12111 (create_edge_and_update_destination_phis,
12112 create_edge_and_update_destination_phis): Set loops for the new blocks.
12113 (prune_undesirable_thread_requests): Removed.
12114 (redirect_edges): Do not pretend that redirect_edge_and_branch can
12116 (thread_block): Do not call prune_undesirable_thread_requests.
12118 (mark_threaded_blocks): Select edges to thread here.
12119 (thread_through_all_blocks): Take may_peel_loop_headers argument.
12120 Thread edges through loop headers independently.
12121 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
12122 * tree-pass.h (TODO_mark_first_instance): New.
12123 (first_pass_instance): Declare.
12124 * cfghooks.c (duplicate_block): Put the block to the original loop
12125 if copy is not specified.
12126 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
12127 jump threading. Pass may_peel_loop_headers to
12128 thread_through_all_blocks according to first_pass_instance.
12129 * cfgloop.h (create_preheader): Declare.
12130 * tree-flow.h (thread_through_all_blocks): Declaration changed.
12131 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
12132 * passes.c (first_pass_instance): New variable.
12133 (next_pass_1): Set TODO_mark_first_instance.
12134 (execute_todo): Set first_pass_instance.
12136 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
12138 PR tree-optimization/24659
12139 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
12140 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
12141 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
12142 OTI_vec_pack_ufix_trunc.
12143 (vec_unpacks_float_hi_optab): Define new macro.
12144 (vec_unpacks_float_lo_optab): Ditto.
12145 (vec_unpacku_float_hi_optab): Ditto.
12146 (vec_unpacku_float_lo_optab): Ditto.
12147 (vec_pack_sfix_trunc_optab): Ditto.
12148 (vec_pack_ufix_trunc_optab): Ditto.
12149 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
12150 and vec_pack_[s|u]fix_trunc_optab using
12151 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
12152 * tree-vectorizer.c (supportable_widening_operation): Handle
12153 FLOAT_EXPR and CONVERT_EXPR. Update comment.
12154 (supportable_narrowing_operation): New function.
12155 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
12156 * tree-vect-transform.c (vectorizable_conversion): Handle
12157 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
12158 (vect_gen_widened_results_half): Move before vectorizable_conversion.
12159 (vectorizable_type_demotion): Call supportable_narrowing_operation()
12160 to check for target support.
12161 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
12162 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
12163 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
12164 for VEC_PACK_FIX_TRUNC_EXPR.
12165 (expand_binop): Special case mode of the result for
12166 vec_pack_[u|s]fix_trunc_optab.
12167 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
12168 vec_pack_[u|s]fix_trunc_optab.
12170 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
12171 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
12172 * tree-pretty-print.c (dump_generic_node): Handle
12173 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
12174 VEC_PACK_FIX_TRUNC_EXPR.
12176 * expr.c (expand_expr_real_1): Ditto.
12177 * tree-inline.c (estimate_num_insns_1): Ditto.
12178 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12180 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
12181 (vec_unpacks_float_lo_v8hi): Ditto.
12182 (vec_unpacku_float_hi_v8hi): Ditto.
12183 (vec_unpacku_float_lo_v8hi): Ditto.
12184 (vec_unpacks_float_hi_v4si): Ditto.
12185 (vec_unpacks_float_lo_v4si): Ditto.
12186 (vec_pack_sfix_trunc_v2df): Ditto.
12188 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
12190 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
12191 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
12192 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
12193 [vec_pack_ufix_trunc]: Ditto.
12194 [vec_unpacks_float_hi]: Ditto.
12195 [vec_unpacks_float_lo]: Ditto.
12196 [vec_unpacku_float_hi]: Ditto.
12197 [vec_unpacku_float_lo]: Ditto.
12199 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
12201 * soft-fp/README: Update for new files.
12202 * soft-fp/floattisf.c: New file.
12203 * soft-fp/floattidf.c: New file.
12204 * soft-fp/floattitf.c: New file.
12205 * soft-fp/floatuntisf.c: New file.
12206 * soft-fp/floatuntidf.c: New file.
12207 * soft-fp/floatuntitf.c: New file.
12208 * soft-fp/fixsfti.c: New file.
12209 * soft-fp/fixdfti.c: New file.
12210 * soft-fp/fixtfti.c: New file.
12211 * soft-fp/fixunssfti.c: New file.
12212 * soft-fp/fixunsdfti.c: New file.
12213 * soft-fp/fixunstfti.c: New file.
12214 * soft-fp/extendxftf.c: New file.
12215 * soft-fp/trunctfxf.c: New file.
12217 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
12218 (__trunctfxf2): Ditto.
12220 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
12221 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
12222 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
12223 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
12224 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
12225 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
12227 * config/i386/t-fprules-softfp64: New file.
12228 * config/i386/sfp-machine.h: New file.
12229 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
12230 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
12231 and soft-fp/t-softfp to tmake_file.
12232 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
12233 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
12235 * config/i386/t-linux64 (softfp_wrap_start): New.
12236 (softfp_wrap_end): New.
12237 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
12238 supported for TARGET_64BIT.
12240 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
12242 * c-common.c (c_common_signed_or_unsigned_type): Emulate
12243 c_common_unsigned_type behavior.
12245 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
12247 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
12250 2007-05-16 Eric Christopher <echristo@apple.com>
12252 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
12253 saving after stack push. Set sp_offset whenever we push.
12254 (rs6000_emit_epilogue): Move altivec register restore before
12257 2007-05-16 Richard Sandiford <richard@codesourcery.com>
12259 * configure.ac: Allow sysroots to be relocated under $prefix as
12260 well as $exec_prefix.
12261 * configure: Regenerate.
12263 2007-05-16 Richard Sandiford <richard@codesourcery.com>
12267 2007-05-12 Richard Sandiford <richard@codesourcery.com>
12269 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
12270 (gcc_tooldir): Likewise.
12271 * configure: Regenerate.
12272 * Makefile.in (libsubdir_to_prefix): New variable, based on the
12273 old configure.ac gcc_tooldir setting.
12274 (prefix_to_exec_prefix): New variable.
12275 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
12276 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
12278 2007-05-14 Janis Johnson <janis187@us.ibm.com>
12280 * c-typeck.c (build_binary_op): Return early for error.
12282 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
12284 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
12285 struct nb_iter_bound.
12286 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
12287 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
12288 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
12289 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
12290 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
12291 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
12292 (del_scev_info): Use ggc_free.
12293 (scev_initialize): Allocate scalar_evolution_info in gc memory.
12294 * loop-init.c: Include ggc.h.
12295 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
12296 (loop_optimizer_finalize): Use ggc_free.
12297 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
12298 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
12299 pass_iv_optimize): Add TODO_ggc_collect.
12300 * function.h (struct function): Remove skip marker from
12302 * cfgloop.c: Include ggc.h.
12303 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
12305 (establish_preds): Vector superloops is gc allocated.
12306 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
12308 (flow_loops_find): Vector larray is gc allocated.
12309 (loop_exit_free): Use ggc_free.
12310 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
12311 that head of exits list is now not a part of struct loop.
12312 (record_loop_exits): Allocate exits table in gc memory.
12313 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
12314 that head of exits list is now not a part of struct loop.
12315 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
12316 struct loop_exit): Add GTY marker.
12317 (struct loop): Add GTY marker. Make superloops vector gc allocated.
12318 Add skip marker to aux field. Make head of exits list a separate
12320 (struct loops): Add GTY marker. Make larray vector gc allocated.
12321 Add param marker to exits table.
12322 (get_loops): Type changed.
12323 * Makefile.in (tree-scalar-evolution.o): Add
12324 gt-tree-scalar-evolution.h dependency.
12325 (cfgloop.o, loop-init.o): Add ggc.h dependency.
12326 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
12327 * basic-block.h (struct basic_block_def): Remove skip marker from
12330 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
12332 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
12333 of 0 in the call to expand_expr().
12334 (expand_builtin_mathfn_3): Ditto.
12335 (expand_builtin_interclass_mathfn): Ditto.
12336 (expand_builtin_cexpi): Ditto.
12337 (expand_builtin_int_roundingfn): Ditto.
12338 (expand_builtin_int_roundingfn_2): Ditto.
12339 (expand_builtin_pow): Ditto.
12340 (expand_builtin_powi): Ditto.
12341 (expand_builtin_bswap): Ditto.
12342 (expand_builtin_unop): Ditto.
12343 (expand_builtin_fabs): Ditto.
12344 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
12345 the call to expand_expr().
12346 (expand_builtin_sync_operation): Ditto.
12347 (expand_builtin_compare_and_swap): Ditto.
12348 (expand_builtin_lock_test_and_set): Ditto.
12349 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
12350 instead of 0 in the call to expand_expr().
12351 (expand_builtin_extract_return_addr): Ditto.
12352 (expand_builtin_eh_return): Ditto.
12353 (expand_eh_return): Ditto.
12354 * explow.c (expr_size): Ditto.
12355 * expr.c (optimize_bitfield_assignment_op): Ditto.
12356 (expand_assignement): Ditto.
12357 (store_expr): Ditto.
12358 (store_field): Ditto.
12359 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
12360 the call to expand_expr().
12361 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
12362 in the call to expand_expr().
12363 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
12364 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
12365 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
12367 * optabs.c (expand_vec_shift_expr): Ditto.
12368 (expand_vec_cond_expr): Ditto.
12369 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
12370 call to expand_expr().
12371 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
12372 in the call to expand_expr().
12374 2007-05-14 Dave Korn <dave.korn@artimi.com>
12376 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
12378 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
12380 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
12381 instead of c_common_unsigned_type.
12382 (c_common_unsigned_type): Remove.
12383 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
12384 c_common_unsigned_type.
12385 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
12386 c_common_unsigned_type.
12387 * c-common.h (c_common_unsigned_type): Remove.
12388 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
12389 c_common_unsigned_type.
12390 * c-format.c (check_format_types): Use unsigned_type_for instead of
12391 c_common_unsigned_type.
12392 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
12393 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
12394 of c_common_unsigned_type.
12395 * convert.c (convert_to_integer): Use unsigned_type_for instead of
12396 lang_hooks.types.unsigned_type.
12397 * expmed.c (make_tree): Use unsigned_type_for instead of
12398 lang_hooks.types.unsigned_type.
12399 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
12400 lang_hooks.types.unsigned_type.
12401 (build_range_check): Likewise.
12402 (fold_unary): Likewise.
12403 (fold_binary): Likewise.
12404 (fold_ternary): Likewise.
12405 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
12406 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
12407 * tree.c (get_unsigned_type): New.
12408 (unsigned_type_for): Use get_unsigned_type instead of
12409 lang_hooks.types.unsigned_type.
12411 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
12413 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
12414 to m68k_get_function_kind. Update its prototype.
12415 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
12417 (m68k_interrupt_function_p): Return enum m68k_function_type
12418 instead of bool. Rename to m68k_get_function_kind.
12419 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
12420 target is not fido.
12421 (m68k_compute_frame_layout): Don't mark any register for save
12422 if an interrupt_thread attribute is specified.
12423 (m68k_hard_regno_rename_ok): Update a use of
12424 m68k_interrupt_function_p.
12425 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
12426 m68k_interrupt_function_p.
12427 (m68k_function_type): New.
12428 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
12429 for a function with an interrupt_thread attribute.
12430 * doc/extend.texi: Document the interrupt_thread attribute.
12432 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
12434 Fix PR tree-optimization/31911
12435 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
12436 if they didn't change the expression.
12438 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
12440 * tree-scalar-evolution.c (resolve_mixers): Exported.
12441 * tree-scalar-evolution.h (resolve_mixers): Declare.
12442 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
12443 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
12444 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
12445 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
12446 init_array_ref, init_pointer_ref, analyze_indirect_ref,
12447 strip_conversion, analyze_offset_expr, address_analysis,
12448 object_analysis, analyze_offset): Removed.
12449 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
12450 split_constant_offset, canonicalize_base_object_address,
12451 object_address_invariant_in_loop_p, disjoint_objects_p,
12452 dr_may_alias_p, dr_address_invariant_p): New functions.
12453 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
12454 and dr_analyze_alias.
12455 (initialize_data_dependence_relation): Use dr_may_alias_p
12456 and object_address_invariant_in_loop_p.
12457 (compute_self_dependence): Handle the case when
12458 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
12459 (find_data_references_in_stmt): Restrict the analysis of data
12460 references to the given loop nest.
12461 (find_data_references_in_loop): Made static. Pass loop nest to
12462 find_data_references_in_stmt.
12463 (compute_data_dependences_for_loop): Use DR_VOPS.
12464 (free_data_ref): Free DR_VOPS.
12465 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
12466 (struct innermost_loop_behavior): ... new.
12467 (struct base_object_info): Replaced by ...
12468 (struct indices): ... new.
12469 (struct dr_alias): New.
12470 (enum data_ref_type): Removed.
12471 (struct data_reference): Consist of struct innermost_loop_behavior,
12472 struct indices and struct dr_alias.
12473 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
12474 (DR_MEMTAG): Renamed to ...
12475 (DR_SYMBOL_TAG): ... this.
12476 (find_data_references_in_loop): Declaration removed.
12477 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
12478 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
12479 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
12480 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
12482 2007-05-13 Revital Eres <eres@il.ibm.com>
12484 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
12485 which walks virtual def-use chains to find redundant stores.
12486 (dse_optimize_stmt): Call it.
12488 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
12490 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
12491 * passes.c (init_optimization_passes): Move pass_jump_bypass
12494 * basic-block.h (bb_has_eh_pred): Fix style issue.
12496 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
12498 PR rtl-optimization/31848
12499 * loop-invariant.c (move_invariant_reg): If we move an insn
12500 with a REG_EQUAL note, and that insn is not always executed,
12501 remove the REG_EQUAL note.
12503 2007-05-12 Richard Guenther <rguenther@suse.de>
12505 PR tree-optimization/31797
12506 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
12507 propagate into a stmt that has volatile ops.
12509 2007-05-12 Richard Sandiford <richard@codesourcery.com>
12511 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
12512 (gcc_tooldir): Likewise.
12513 * configure: Regenerate.
12514 * Makefile.in (libsubdir_to_prefix): New variable, based on the
12515 old configure.ac gcc_tooldir setting.
12516 (prefix_to_exec_prefix): New variable.
12517 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
12518 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
12520 2007-05-11 Silvius Rus <rus@google.com>
12522 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
12523 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
12524 * c-common.h (strict_aliasing_warning): Change return type.
12525 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
12526 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
12527 (build_c_cast): Condition call to strict_aliasing_warning.
12528 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
12529 * flags.h (set_Wstrict_aliasing): Declare.
12530 * opts.c (set_Wstrict_alising): Define, add call to.
12531 * tree-flow.h (strict_aliasing_warning_backend): Declare.
12532 * tree-ssa-alias-warnings.c: New file.
12533 * tree-ssa-alias.c (compute_may_aliases): Add call to
12534 strict_aliasing_warning_backend.
12536 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
12538 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
12539 Use loop_depth and loop_outer accessor functions.
12540 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
12541 determine_invariantness_stmt, move_computations_stmt): Ditto.
12542 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
12543 add_loop, loopify, unloop, fix_loop_structure): Ditto.
12544 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
12545 * tree-scalar-evolution.c (interpret_loop_phi,
12546 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
12547 instantiate_parameters_1, scev_const_prop): Ditto.
12548 * cfghooks.c (make_forwarder_block): Ditto.
12549 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
12550 * modulo-sched.c (loop_canon_p): Ditto.
12551 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
12552 slpeel_can_duplicate_loop_p): Ditto.
12553 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
12554 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
12555 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
12556 cancel_loop, verify_loop_structure): Ditto.
12557 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
12558 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
12559 superloops vector instead of "pred" array.
12560 (establish_preds): Take father loop as an argument. Initialize the
12562 (flow_loop_tree_node_add): Pass father loop to establish_preds.
12563 Do not initialize loop->outer.
12564 (flow_loop_tree_node_remove): Truncate the superloops vector.
12565 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
12566 "pred" merged to "superloops" vector.
12567 (loop_depth, loop_outer): New.
12568 (fel_init): Use loop_outer.
12570 2007-05-11 Jan Hubicka <jh@suse.cz>
12572 * cgraphunit.c: Include gt-cgraphunit.h
12573 (static_ctors, static_dtors): New static vars.
12574 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
12575 based on implementation in c-common.c
12576 (cgraph_finalize_function): Call record_cdtor_fn.
12577 (cgraph_optimize): Call cgraph_build_cdtor_fns.
12578 * decl.c (finish_function): Do not call c_record_cdtor_fn.
12579 (c_write_global_declarations): Do not call c_build_cdtor_fns.
12580 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
12581 build_cdtor, c_build_cdtor_fns): Remove.
12582 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
12583 c_build_cdtor_fns): Remove prototype.
12585 2007-05-11 Paolo Carlini <pcarlini@suse.de>
12588 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
12589 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
12590 * builtins.c (fold_builtin_memchr): New.
12591 (expand_builtin_memchr): Call the latter.
12592 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
12593 * doc/extend.texi ([Other built-in functions provided by GCC]):
12596 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
12598 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
12599 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
12600 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
12601 PFPO_OP1_TYPE_SHIFT): Constants added.
12602 (DFP_ALL): Mode macro defined.
12603 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
12604 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
12605 Insn definitions added.
12606 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
12607 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
12610 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
12612 PR tree-optimization/31885
12613 * tree-chrec.c (chrec_contains_undetermined): Do not consider
12614 NULL_TREE to be undetermined.
12615 (automatically_generated_chrec_p): Return false for NULL.
12617 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
12619 * config/bfin/bfin.h (MOVE_RATIO): Define.
12621 2007-05-10 Richard Sandiford <richard@codesourcery.com>
12623 * config.gcc (sparc-wrs-vxworks): New target.
12624 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
12625 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
12626 * config/sparc/sparc.h: Include vxworks-dummy.h.
12627 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
12628 include LABEL_REFs too.
12629 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
12630 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
12632 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
12634 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
12635 (sparc_emit_call_insn): New function.
12636 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
12637 functions when generating VxWorks PIC.
12638 * config/sparc/sparc.md (vxworks_load_got): New pattern.
12639 (call, call_value): Use sparc_emit_call_insn instead of
12642 2007-05-09 Bob Wilson <bob.wilson@acm.org>
12644 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
12646 2007-05-09 Bob Wilson <bob.wilson@acm.org>
12648 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
12649 for floating-point values if HOST_BITS_PER_LONG > 32. Use
12650 split_double instead of operand_subword.
12652 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
12654 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
12655 * config/bfin/bfin.c (bfin_local_alignment): New function.
12656 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
12658 2007-05-08 Chao-ying Fu <fu@mips.com>
12660 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
12661 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
12662 (smsub_widen_optab, umsub_widen_optab): Define.
12663 * optabs.c (init_optabs): Initialize smsub_widen_optab and
12665 * genopinit.c (optabs): Fill in smsub_widen_optab and
12667 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
12668 and umsub_widen_optab to implement multiply-subtract sequences.
12669 * config/mips/mips.md (*msac<u>_di): Rename to...
12670 (<u>msubsidi4): ...this. Extend condition to include
12671 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
12672 of operand 0 to "ka" and use the three-operand form of msub<u>
12674 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
12677 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
12679 PR rtl-optimization/28011
12680 * reload.c (push_reload): Set dont_share if IN appears in OUT
12681 also when IN is a PLUS rtx.
12682 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
12685 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
12687 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
12688 call unshare_all_decls.
12689 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
12690 (unshare_all_decls): Remove.
12692 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
12695 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
12698 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
12699 Nigel Stephens <nigel@mips.com>
12701 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
12702 Update comments and all uses.
12703 (MIN_FPRS_PER_FMT): Define.
12704 * config/mips/mips.c (function_arg): Fix to correctly handle
12705 the -mips32r2 -mfp64 -mabi=32 case.
12706 (override_options): Enable use of odd-numbered registers for
12707 SFmode values on MIPS32.
12708 (mips_save_reg_p): Save whole floating-point register pair if
12709 either half is used.
12710 (compute_frame_size): Fix comment.
12712 2007-05-08 Jie Zhang <jie.zhang@analog.com>
12714 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
12715 argument of type bool.
12716 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
12717 argument. Safely select temporary P register according to it.
12718 (do_link): Change call site of add_to_reg accordingly.
12719 (do_unlink): Add epilogue_p as a fourth argument and pass it
12721 (expand_interrupt_handler_epilogue): Change call of do_unlink
12723 (bfin_expand_prologue): Add a third argument sibcall_p.
12724 * config/bfin/bfin.md (epilogue): Change call of
12725 bfin_expand_epilogue accordingly.
12726 (sibcall_epilogue): Likewise.
12727 (eh_return_internal): Likewise.
12729 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
12730 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
12731 * config/bfin/bfin.c (bfin_handle_option): Handle
12732 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
12733 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
12734 Support bf534, bf536 and bf561.
12735 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
12737 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
12740 * config/i386/i386.c (ix86_function_regparm): Process local
12741 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
12743 2007-05-07 Mike Stump <mrs@apple.com>
12745 * doc/invoke.texi (Warning Options): Document that -Wempty-body
12746 also checks for and while statements in C++.
12748 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
12750 * gcc.c (at_file_supplied): New variable.
12751 (main): Set it if we expanded argv.
12752 (do_spec_1): Pass an @-file to the linker if we were called with
12753 an @-file argument and HAVE_GNU_LD.
12754 * collect2.c (at_file_supplied): New variable.
12755 (response_file): New variable.
12756 (collect_exit): Unlink response_file if necessary.
12757 (handler): Likewise.
12758 (do_wait): Likewise.
12759 (main): Set at_file_supplied if we expanded argv.
12760 (collect_execute): Pass an @-file to subprocesses if we were called
12761 with an @-file argument.
12762 * configure.ac: Add define for HAVE_GNU_LD.
12763 * configure: Regenerate.
12764 * config.in: Regenerate.
12766 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
12768 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
12769 operand to HI mode.
12774 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
12776 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
12777 (TARGET_ENCODE_SECTION_INFO): Re-define.
12778 (m32c_encode_section_info): New
12779 (function_vector_handler): New
12780 (current_function_special_page_vector): New
12781 (m32c_special_page_vector_p): New.
12782 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
12784 * config/m32c/jump.md: Added instruction JSRS for functions
12785 with attribute "function_vector".
12786 * doc/extend.texi (function_vector): Added description
12787 for M16C, M32C targets.
12789 2007-05-07 DJ Delorie <dj@redhat.com>
12792 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
12793 ashrpsi3, lshrpsi3): Update shift count constraint.
12795 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
12796 Nathan Froyd <froydnj@codesourcery.com>
12799 * c-incpath.c (add_path): Strip trailing path separators.
12801 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
12803 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
12804 Free dominance info before purging EH edges.
12805 (eliminate_degenerate_phis): Likewise.
12806 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
12808 2007-05-07 Jan Hubicka <jh@suse.cz>
12810 * gimplify.c (gimplify_expr): Do not crash when folding
12811 (void *)(int)&a + 4.
12813 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12816 * c-opts.c (lang_fortran): Make it non static.
12817 * c-common.h (lang_fortran): New prototype.
12818 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
12819 -lang-fortran option was passed by the driver.
12821 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
12823 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
12824 of ASSERT_CHECKING. Tweak message.
12826 2007-05-06 Revital Eres <eres@il.ibm.com>
12829 * loop-unroll.c (insert_var_expansion_initialization):
12830 Initialize the expansions with -zero instead of +zero.
12832 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
12834 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
12835 into pic and non-pic versions. Mark r19 as used for
12836 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
12837 for tgd_load, tld_load and tie_load .
12838 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
12839 version of tgd_load, tld_load and tie_load depending on the
12842 2007-05-04 Ulrich Drepper <drepper@redhat.com>
12843 Jakub Jelinek <jakub@redhat.com>
12845 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
12846 (__do_global_dtors_aux): Use more paranoid loop to run
12847 destructors if HIDDEN_DTOR_LIST_END.
12848 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
12850 2007-05-04 Jakub Jelinek <jakub@redhat.com>
12852 * varasm.c (align_variable): Don't increase alignment for
12853 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
12854 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
12856 2007-05-04 Josh Conner <jconner@apple.com>
12858 * basic-block.h (cdi_direction): Assign values to all enumeration
12860 (dom_computed): Remove.
12861 (dom_info_state): New.
12862 (set_dom_info_availability): New.
12863 * tree-ssa-loop-im.c (determine_invariantness): Initialize
12864 walk_data.dom_direction.
12865 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
12866 instead of dom_computed[].
12867 (split_edge): Likewise.
12868 (create_basic_block): Likewise.
12869 (merge_blocks): Likewise.
12870 * ifcvt.c (find_if_header): Likewise.
12871 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
12872 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
12873 * tree-ssa.c (verify_ssa): Likewise.
12874 * tree-cfg.c (tree_verify_flow_info): Likewise.
12875 (remove_edge_and_dominated_blocks): Likewise.
12876 * dominance.c (dom_computed): Make static.
12877 (calc_dfs_tree_nonrec): Change third param to a bool.
12878 (calc_dfs_tree): Change second param to a bool.
12879 (calc_idioms): Change second param to a bool. Use
12880 dom_convert_dir_to_idx.
12881 (init_dom_info): Validate dir before using.
12882 (dom_convert_dir_to_idx): New.
12883 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
12884 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
12885 (free_dominance_info): Use dom_convert_dir_to_idx.
12886 (get_immediate_dominator): Likewise.
12887 (set_immediate_dominator): Likewise.
12888 (get_dominated_by): Likewise.
12889 (redirect_immediate_dominators): Likewise.
12890 (nearest_common_denominator): Likewise.
12891 (dominated_by_p): Likewise.
12892 (bb_dom_dfs_in): Likewise.
12893 (bb_dom_dfs_out): Likewise.
12894 (recount_dominator): Likewise.
12895 (iterate_fix_dominators): Likewise.
12896 (add_to_dominance_info): Likewise.
12897 (delete_from_dominance_info): Likewise.
12898 (first_dom_son): Likewise.
12899 (next_dom_son): Likewise.
12900 (dom_info_available_p): Likewise.
12901 (dom_info_state): New.
12902 (set_dom_info_availability): New.
12904 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
12906 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
12908 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
12910 2007-05-04 Bob Wilson <bob.wilson@acm.org>
12912 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
12913 (subdi3, subdi_carry): Delete.
12915 2007-05-04 Jan Hubicka <jh@suse.cz>
12916 Richard Guenther <rguenther@suse.de>
12918 * opts.c (decode_options): Do not fiddle with inlining
12919 parameters in case of optimizing for size.
12920 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
12921 for size do nothing.
12922 (cgraph_decide_inlining_of_small_function): When optimizing for
12923 size never inline functions increasing caller size.
12924 (cgraph_early_inlining): Inline for size when optimizing for size.
12926 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
12928 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
12929 logical operations piecewise.
12930 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
12931 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
12932 subdi_sesidi_di): Delete.
12933 (add_with_carry): Produce carry in CC instead of a DREG to shorten
12934 the generated sequence. Allow three-reg add in constraints. Rewrite
12935 the rtl expression for carry to avoid zero_extend of a constant.
12936 (sub_with_carry): New pattern.
12937 (adddi3, subdi3): Change into define_expand. For subtract, generate a
12938 different sequence not involving jumps.
12939 (notbi): Now a named pattern.
12941 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
12943 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
12944 Add the note about a significant loss of accuracy of some
12945 mathematical routines when these options are used.
12947 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12949 * haifa-sched.c (rtx_vec_t): New typedef.
12950 (contributes_to_priority_p): Extract piece of priority () into new
12952 (priority): Use the function. Add assertion.
12953 (rank_for_schedule, set_priorities): Add assertion to check that
12954 insn's priority is initialized.
12955 (clear_priorities, calc_priorities): Change signature. Make it update
12956 all relevant insns. Update all callers ('add_to_speculative_block ()'
12957 and 'create_block_check_twin ()').
12958 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
12959 Add new field 'priority_status'.
12960 (INSN_PRIORITY_STATUS): New macro.
12961 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
12963 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12965 * sched-ebb.c (debug_ebb_dependencies): New static function.
12966 (init_ready_list): Use it.
12968 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
12969 with changed signature and 'debug_rgn_dependencies ()'.
12970 (debug_rgn_dependencies): New static function.
12971 (init_ready_list): Use it.
12973 * sched-int.h (debug_dependencies): Declare.
12975 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
12977 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
12979 2007-05-04 Dirk Mueller <dmueller@suse.de>
12981 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
12983 2007-05-03 Jan Hubicka <jh@suse.cz>
12985 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
12986 ((T1)X op (T1)Y), for pointer type in more cases than before.
12988 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
12990 * tree-object-size.c (plus_expr_object_size): When operand size is
12991 unknown, return unknown.
12993 2007-05-03 Dirk Mueller <dmueller@suse.de>
12995 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
12997 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
13000 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
13002 2007-05-03 Janis Johnson <janis187@us.ibm.com>
13004 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
13006 2007-05-03 Joseph Myers <joseph@codesourcery.com>
13008 * config/soft-fp/double.h, config/soft-fp/extended.h,
13009 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
13010 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
13011 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
13012 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
13015 2007-05-03 Ian Lance Taylor <iant@google.com>
13017 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
13018 MASK_PPC_GFXOPT for 8540 or 8548.
13020 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
13022 * tree-vect-transform.c (vect_update_inits_of_drs): Use
13023 vect_print_dump_info() to output debug information.
13025 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
13028 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
13029 operands of size 2 when operand is not MEM_P.
13031 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
13033 PR tree-optimization/30565
13034 * lambda-code.c (perfect_nestify): Fix updating of dominators.
13036 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
13038 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
13039 (umulsi3_highpart): Use them.
13040 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
13041 for final accumulator to D regisster tranfser.
13043 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
13045 PR tree-optimization/31699
13046 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
13048 (vect_enhance_data_refs_alignment): Compute peel amount using
13049 TYPE_VECTOR_SUBPARTS instead of vf.
13050 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
13052 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
13055 * system.h: Remove inclusion of double-int.h
13056 * tree.h: Include double-int.h
13057 * gengtype.c: Likewise
13058 * cfgloop.h: Likewise
13059 * Makefile.in: Adjust dependencies on double-int.h
13061 2007-05-02 Eric Christopher <echristo@apple.com>
13063 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
13064 -shared to -Zdynamiclib.
13066 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
13069 * c-common.c (strip_pointer_or_array_types): New function.
13070 * c-common.h (strip_pointer_or_array_types): New function declaration.
13072 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
13074 PR tree-optimization/31771
13075 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
13077 2007-05-02 Paul Brook <paul@codesourcery.com>
13079 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
13081 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
13083 PR middle-end/29715
13084 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
13087 2007-05-02 Nick Clifton <nickc@redhat.com>
13089 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
13091 2007-05-02 Richard Guenther <rguenther@suse.de>
13093 PR tree-optimization/31146
13094 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
13095 argument, single_use_p. If we have a single use that is
13096 a conversion to the definition rhs type, propagate that rhs.
13097 (forward_propagate_addr_expr): Pass single_use_p argument
13098 to forward_propagate_addr_expr_1.
13100 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
13102 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
13105 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13107 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
13108 'AMD Family 10 core'.
13110 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13112 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
13113 and athlon64-sse3 as improved versions of k8, opteron and athlon64
13114 with SSE3 instruction set support.
13115 * doc/invoke.texi: Likewise.
13117 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13119 * config/i386/i386.c (override_options): Tuning 32-byte loop
13120 alignment for amdfam10 architecture. Increasing the max loop
13121 alignment to 24 bytes.
13123 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
13125 * config/m68k/constraints.md: New.
13126 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
13127 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13128 EXTRA_CONSTRAINT): Remove.
13129 * config/m68k/m68k.md: Include constraints.md.
13130 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
13132 2007-05-01 Ian Lance Taylor <iant@google.com>
13134 PR tree-optimization/31739
13135 * tree-vrp.c (vrp_val_is_max): New static function.
13136 (vrp_val_is_min): New static function.
13137 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
13139 (set_value_range): Use vrp_val_is_{max,min}.
13140 (extract_range_from_assert): Likewise.
13141 (extract_range_from_binary_expr): Likewise.
13142 (extract_range_from_unary_expr): Likewise.
13143 (dump_value_range, vrp_meet): Likewise.
13144 (vrp_visit_phi_node): Likewise.
13145 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
13147 2007-05-01 Mark Mitchell <mark@codesourcery.com>
13149 * config/i386/gmon-sol2.c (size_t): New type.
13150 (intptr_t): Likewise.
13151 (s_textsize): Declare as size_t.
13153 (monstartup): Use size_t for sizes.
13154 (_mcount): Save and restore registers.
13155 (internal_mcount): Pass 0 as the first argument to monstartup
13157 (moncontrol): Convert pointer to appropriately sized integer
13158 before passing to profil.
13160 2007-05-01 Joseph Myers <joseph@codesourcery.com>
13162 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
13163 __NO_FPRS__, not just if _SOFT_DOUBLE.
13164 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
13165 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
13166 also for E500 double.
13167 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
13168 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
13171 2007-05-01 Richard Guenther <rguenther@suse.de>
13173 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
13176 2007-05-01 Joseph Myers <joseph@codesourcery.com>
13178 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
13180 2007-05-01 Jan Hubicka <jh@suse.cz>
13182 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
13185 2007-05-01 Jan Hubicka <jh@suse.cz>
13187 * tree.h (maybe_fold_offset_to_component_ref): Remove.
13188 (maybe_fold_offset_to_reference): Declare.
13189 * fold-const.c (fold_unary): Do not fold
13190 (type *)&A into &A->field_of_type_and_offset_0
13191 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
13192 size is unknown, give up.
13193 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
13195 (maybe_fold_offset_to_reference): New.
13196 (maybe_fold_stmt_indirect): Use it.
13197 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
13198 * gimplify.c (gimplify_conversion): Canonicalize conversions to
13200 (gimplify_expr): Likewise for plus_expr.
13202 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
13204 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
13205 bsi_after_labels. Always insert statements before bsi.
13206 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
13207 * predict.c (apply_return_prediction): Check for empty blocks.
13208 * cfgexpand.c (lab_rtx_for_bb): New variable.
13209 (label_rtx_for_bb): Do not create new tree labels.
13210 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
13211 (tree_expand_cfg): Initialize lab_rtx_for_bb.
13212 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
13214 (label_for_bb): Add field used.
13215 (update_eh_label, main_block_label): Mark the label used.
13216 (cleanup_dead_labels): Remove unused labels.
13218 2007-05-01 Richard Guenther <rguenther@suse.de>
13220 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
13221 if it is not about to be set.
13222 (get_value_range): Do not pre-allocate equiv bitmap.
13223 (update_value_range): No need to clear equiv field.
13224 (add_equivalence): Change prototype to get bitmap pointer.
13225 Allocate bitmap here if it is not already.
13226 (extract_range_from_assert): Do not allocate bitmap here.
13227 Update callers to add_equivalence.
13228 (extract_range_from_ssa_name): Likewise.
13229 (get_vr_for_comparison): New static helper.
13230 (compare_name_with_value): Handle NULL equiv bitmap by
13231 peeling the first iteration of the comparison loop.
13232 Use get_vr_for_comparison.
13233 (compare_names): Handle NULL equiv bitmaps by using fake
13234 ones. Use get_vr_for_comparison.
13236 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
13238 * double-int.c (mpz_set_double_int): Moved from
13239 tree-ssa-loop-niter.c.
13240 (mpz_get_double_int): Likewise; also, add option to wrap
13241 out-of-range integers.
13242 * double-int.h: New prototypes for above.
13243 * tree.c (get_static_type_bounds): Moved from
13244 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
13245 TYPE_MAX_VALUE if they exist..
13246 * tree.h: New prototype for above.
13247 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
13248 get_type_bounds calls.
13249 (mpz_set_double_int): Move to double-int.c.
13250 (get_type_bounds): Move to tree.c, rename to
13251 get_static_type_bounds.
13252 (mpz_to_double_int): Move to double-int.c, rename to
13253 mpz_get_double_int.
13255 2007-04-30 Bob Wilson <bob.wilson@acm.org>
13257 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
13258 DIV0 exception can fall through to a normal return.
13260 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
13262 PR middle-end/22156
13263 Temporarily revert:
13264 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13265 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13266 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13267 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13268 initialize align to silence bogus warning.
13269 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13270 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13272 (struct sra_walk_fns): Remove use_all parameter from use.
13273 (sra_hash_tree): Handle BIT_FIELD_REFs.
13274 (sra_elt_hash): Don't hash bitfld blocks.
13275 (sra_elt_eq): Skip them in parent compares as well. Handle
13277 (sra_walk_expr): Don't maintain or pass down use_all_p.
13278 (scan_use): Remove use_all parameter.
13279 (scalarize_use): Likewise. Re-expand assignment to
13280 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13281 output, and re-scalarize after output. Don't mark anything
13283 (scalarize_ldst): Adjust.
13284 (scalarize_walk_gimple_modify_statement): Likewise.
13285 (build_element_name_1): Handle BIT_FIELD_REFs.
13286 (instantiate_element): Don't warn for any element whose parent
13287 is used as a whole.
13288 (instantiate_missing_elements_1): Return the sra_elt.
13289 (canon_type_for_field): New.
13290 (try_instantiate_multiple_fields): New.
13291 (instantiate_missing_elemnts): Use them.
13292 (mark_no_warning): Removed.
13293 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13294 (REPLDUP, sra_build_elt_assignment): New.
13295 (generate_copy_inout): Use them.
13296 (generate_element_copy): Likewise. Handle bitfld differences.
13297 (generate_element_zero): Don't recurse for blocks. Use
13298 sra_build_elt_assignment.
13299 (generate_one_element_int): Take elt instead of var. Use
13300 sra_build_elt_assignment.
13301 (generate_element_init_1): Adjust.
13302 (scalarize_use, scalarize_copy): Use REPLDUP.
13303 (scalarize_ldst): Move assert before dereference.
13304 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13306 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
13309 * tree.c (reconstruct_complex_type): Reconstruct a reference
13311 Also use the same mode for the pointer as the old pointer type.
13313 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13315 * doc/trouble.texi (Interoperation): Remove note about Ultrix
13318 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
13320 PR rtl-optimization/31676
13321 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
13322 (df_refs_record): Call it.
13324 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
13326 * rtl.def (SS_ABS): New code.
13327 * config/bfin/bfin.c (print_operand): New modifier 'v'.
13328 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
13329 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
13330 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
13331 (bfin_init_builtins): Define them.
13332 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
13333 (bfin_expand_builtin): ... and handle the others here.
13334 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
13335 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
13336 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
13337 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
13338 operand is only HImode.
13340 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
13342 * regclass.c (scan_one_insn): Remove splitting of
13345 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
13346 Nigel Stephens <nigel@mips.com>
13348 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
13350 2007-04-28 Jan Hubicka <jh@suse.cz>
13352 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
13353 insn_locators_alloc instead of insn_locators_initialize;
13354 call reset_block_changes.
13355 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13356 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
13357 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
13358 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
13359 * config/score/score.c (th_output_mi_thunk): Likewise.
13360 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
13361 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
13362 tolerate uninitialized locator info.
13365 * function.c (init_function_start): Don't init line number info.
13366 (expand_function_end): Update.
13367 (reset_block_changes, record_block_change, finalize_block_changes,
13368 check_block_change, free_block_changes): Kill.
13369 * function.h (reset_block_changes, record_block_change,
13370 finalize_block_changes, check_block_change, free_block_changes):
13372 (struct function): Remove ib_boundaries_block.
13373 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13374 Use curr_insn_locator to initialize locator.
13375 (emit_line_note): Remove.
13376 * cfgexpand.c (expand_gimple_cond_expr): Update.
13377 (construct_exit_block): Likewise.
13378 (tree_expand_cfg): Initialize/finalize locators.
13379 * expr.c (expand_expr_real): Update.
13380 * cfglayout.c (line_locators_locs, line_locators_lines,
13381 file_locators_locs, file_locators_files): Remove.
13382 (set_block_levels): Move to cfgexpand.c.
13383 (insn_locators_initialize): Remove.
13384 (pass_insn_locators_initialize): Remove.
13385 (locations_locators_locs, locations_locators_vals): New static vars.
13386 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13388 (insn_locators_alloc, insn_locators_finalize,
13389 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13391 (locator_location): New.
13392 (locator_line, locator_file): Rewrite.
13393 * rtl.h (emit_line_note): Kill.
13394 (insn_locators_alloc, insn_locators_finalize,
13395 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13397 * tree-inline.c (initialize_cfun): Do not initialize
13398 ib_boundaries_block.
13399 * passes.c (pass_insn_locators_initialize): Remove.
13401 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
13403 * tree-cfg.c (move_block_to_fn): Release bb from dominance
13404 info. Update last_basic_block correctly.
13406 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
13409 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
13410 register itself to hold the offset constant. Tell flow the use
13411 of r4 and r5 when they are used.
13413 2007-04-27 Richard Guenther <rguenther@suse.de>
13415 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
13416 if we simplified anything.
13417 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
13418 warnings until we did a simplification and the stmt was not
13419 marked as TREE_NO_WARNING.
13421 2007-04-27 Mike Stump <mrs@apple.com>
13423 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
13425 2007-04-27 Ian Lance Taylor <iant@google.com>
13427 PR middle-end/31710
13428 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
13429 TYPE_MAX_VALUE exist, convert them to the new type.
13431 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
13433 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
13434 if it claims to be available.
13435 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
13436 edge is redirected.
13437 (perform_tree_ssa_dce): Always free postdominators.
13439 2007-04-27 Richard Henderson <rth@redhat.com>
13441 * config/alpha/predicates.md (aligned_memory_operand): Mark
13442 as define_special_predicate.
13443 (unaligned_memory_operand, normal_memory_operand): Likewise.
13444 (reg_or_unaligned_mem_operand): Remove.
13445 (any_memory_operand): Match the documentation and check for
13446 non-renumbered pseudos during reload.
13447 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
13448 alpha_secondary_reload_class, update to new interface, make static.
13449 Handle CQImode like HImode. Remove FP subreg check.
13450 (alpha_expand_mov): Use replace_equiv_address.
13451 (alpha_expand_mov_nobwx): Use any_memory_operand.
13452 (TARGET_SECONDARY_RELOAD): New.
13453 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
13454 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
13455 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
13456 * config/alpha/alpha.md: ... here.
13457 (RELOAD12, reloadmode): New.
13459 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
13460 Don't handle the aligned case here.
13461 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
13462 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
13463 reload_inhi_help. Don't expect a scratch register.
13464 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
13466 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
13468 2007-04-27 Richard Guenther <rguenther@suse.de>
13470 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
13472 2007-04-27 Richard Guenther <rguenther@suse.de>
13474 PR tree-optimization/30965
13475 PR tree-optimization/30978
13476 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
13477 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
13478 (find_equivalent_equality_comparison): Likewise.
13479 (simplify_cond): Likewise.
13480 (get_prop_source_stmt): New helper.
13481 (get_prop_dest_stmt): Likewise.
13482 (can_propagate_from): Likewise.
13483 (remove_prop_source_from_use): Likewise.
13484 (combine_cond_expr_cond): Likewise.
13485 (forward_propagate_comparison): New function.
13486 (forward_propagate_into_cond): Rewrite to use fold for
13488 (tree_ssa_forward_propagate_single_use_vars): Call
13489 forward_propagate_comparison to propagate comparisons.
13491 2007-04-27 Richard Guenther <rguenther@suse.de>
13493 PR tree-optimization/31715
13494 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
13495 sure to do computation on the offset in an appropriate
13498 2007-04-27 Richard Sandiford <richard@codesourcery.com>
13500 * reload.h (elimination_target_reg_p): Declare.
13501 * reload.c (find_reloads): Don't apply the reg_rtx move
13502 optimization if the SET_DEST satisfies elimination_target_reg_p.
13503 * reload1.c (elimination_target_reg_p): New function.
13504 (gen_reload): In the move/add2 fallback, make sure that op0
13505 does not overlap the destination register.
13507 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
13509 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
13510 transform only GIMPLE_MODIFY_STMTs.
13511 * tree-complex.c (expand_complex_operations_1): Ditto.
13512 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
13513 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
13514 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
13516 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13517 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
13518 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
13519 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
13520 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
13521 slpeel_add_loop_guard): Ditto.
13522 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
13523 * lambda-code.c (perfect_nestify): Ditto.
13524 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
13525 before the first statement.
13526 * tree-optimize.c (execute_free_datastructures): Fix comments.
13527 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
13528 * tree-flow.h (disband_implicit_edges): Declaration removed.
13529 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
13531 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
13532 COND_EXPRs without gotos.
13533 (disband_implicit_edges, has_label_p): Removed.
13534 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
13535 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
13537 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
13539 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
13540 also for COND_EXPRs.
13541 * cfgexpand.c (label_rtx_for_bb): New function.
13542 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
13543 Use label_rtx_for_bb to find the labels.
13544 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
13545 last block. Detect fallthru edges.
13547 2007-04-26 Ian Lance Taylor <iant@google.com>
13550 * reload.c (find_reloads_subreg_address): If the address was valid
13551 in the original mode but not in the new mode, reload the whole
13554 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
13556 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
13557 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
13558 (cleanup_control_expr_graph): Do not invalidate dominance info.
13559 Record altered blocks.
13560 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
13561 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
13562 cleanup_tree_cfg_bb): New functions.
13563 (remove_forwarder_block): Do not maintain the worklist of blocks.
13564 Record altered blocks.
13565 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
13566 not over whole cfg.
13567 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
13568 delete_unreachable_blocks if dominators are not available.
13569 * tree-inline.c (optimize_inline_calls): Free dominance information
13571 * tree-flow.h (remove_edge_and_dominated_blocks,
13572 cfgcleanup_altered_bbs): Altered.
13573 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
13575 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
13577 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
13578 do not invalidate dominators.
13580 2007-04-26 Anatoly Sokolov <aesok@post.ru>
13582 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
13583 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
13584 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13585 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13587 2007-04-26 Steve Ellcey <sje@cup.hp.com>
13589 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
13591 2007-04-26 Richard Guenther <rguenther@suse.de>
13593 PR tree-optimization/31703
13594 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
13595 the right type for the target of the bittest.
13597 2007-04-26 Richard Sandiford <richard@codesourcery.com>
13599 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
13600 ix86_sol10_return_in_memory.
13602 2007-04-26 Richard Sandiford <richard@codesourcery.com>
13604 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
13607 2007-04-26 Jakub Jelinek <jakub@redhat.com>
13610 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
13612 PR tree-optimization/30558
13613 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
13614 clear this_state.prev_try.
13616 2007-04-26 Richard Sandiford <richard@codesourcery.com>
13617 Mark Mitchell <mark@codesourcery.com>
13619 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
13620 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
13621 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
13623 2007-04-26 Richard Sandiford <richard@codesourcery.com>
13626 * doc/invoke.texi (%:print-asm-header): Document.
13627 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
13629 (static_spec_functions): Add print-asm-header.
13630 (main): Print a banner before the --target-help linker options.
13631 (print_asm_header_spec_function): New function.
13633 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
13636 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
13637 (movsf_ie): Likewise.
13639 2007-04-25 Paolo Carlini <pcarlini@suse.de>
13641 * doc/extend.texi ([Type Traits]): Adjust per N2255.
13643 2007-04-25 Bob Wilson <bob.wilson@acm.org>
13645 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
13646 exception for divide-by-zero.
13647 (__umodsi3, __modsi3): Likewise.
13649 2007-04-25 Dirk Mueller <dmueller@suse.de>
13651 * c-typeck.c (build_compound_expr): Annotate warning()
13652 call with OPT_Wunused_value.
13653 * tree-ssa.c (warn_uninit): Annotate warning with
13655 * c-common.c (handle_sentinel_attribute): Annotate warning
13656 call with OPT_Wattributes.
13658 2007-04-25 Thiemo Seufer <ths@mips.com>
13660 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
13661 (mips16): Fix typo.
13662 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
13663 on to the assembler. Improve handling of -mno-mips16. Add handling
13664 of -mno-mips3d, -mno-dsp, -mno-dspr2.
13665 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
13666 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
13667 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
13669 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
13672 * config/i386/winnt.c (i386_pe_file_end): Strip only
13673 USER_LABEL_PREFIX when writing export name.
13675 2007-04-25 Richard Sandiford <richard@codesourcery.com>
13677 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
13678 sh/elf.h, vx-common.h and vxworks.h.
13679 * config/sh/sh.h: Include config/vxworks-dummy.h.
13680 (SUBTARGET_OVERRIDE_OPTIONS): Define.
13681 (OVERRIDE_OPTIONS): Use it.
13682 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
13683 (vxworks_picreg): New pattern.
13684 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
13685 VXWORKS_OS_CPP_BUILTINS.
13686 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
13687 to their VXWORKS_* equivalents.
13688 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
13689 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
13690 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
13691 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
13692 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
13693 -mrtp/-fPIC multilibs.
13694 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
13695 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
13696 (MULTILIB_OSDIRNAMES): Delete.
13698 2007-04-25 Anatoly Sokolov <aesok@post.ru>
13701 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
13703 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
13705 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
13706 rounding mode to be specified by the caller.
13707 (real_to_mpfr) Likewise.
13708 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
13709 include new arguments.
13710 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
13712 2007-04-24 Ian Lance Taylor <iant@google.com>
13714 PR tree-optimization/31605
13715 * tree-vrp.c (set_value_range): Check that min and max are not
13716 both overflow infinities.
13717 (set_value_range_to_value): New static function.
13718 (extract_range_from_binary_expr): Call set_value_range_to_value.
13719 (extract_range_from_cond_expr): Likewise.
13720 (extract_range_from_expr): Likewise.
13721 (extract_range_from_unary_expr): Likewise. Don't create a range
13722 which overflows on both sides.
13723 (vrp_meet): Check for a useless range.
13724 (vrp_visit_phi_node): If we see a constant which looks like an
13725 overflow infinity, turn off the TREE_OVERFLOW flag.
13727 2007-04-24 Ian Lance Taylor <iant@google.com>
13729 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
13731 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
13733 PR diagnostic/25923
13734 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
13735 diagnostic message is being built.
13736 * tree-pretty-print.c (dump_generic_node): Only write the
13737 formatted text into BUFFER's stream if we are not building a
13738 diagnostic message.
13739 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
13741 * Makefile.in (toplev.o): Depend on tree-pass.h.
13743 2007-04-24 Ian Lance Taylor <iant@google.com>
13745 PR tree-optimization/31602
13746 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
13747 conditionals in the copied loop header.
13748 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
13749 warnings if TREE_NO_WARNING is set.
13750 * doc/invoke.texi (Warning Options): Clarify that
13751 -Wstrict-overflow does not warn about loops.
13753 2007-04-24 Janis Johnson <janis187@us.ibm.com>
13755 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
13756 expand on the comment about _Decimal128 arguments and check the
13757 integer result of the modulus operation; for 64-bit ELF ABI, ensure
13758 that _Decimal128 argument uses even/odd register pair.
13759 (function_arg): Ditto.
13761 2007-04-24 Hui-May Chang <hm.chang@apple.com>
13763 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
13764 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
13766 2007-04-24 Richard Guenther <rguenther@suse.de>
13767 Olga Golovanevsky <olga@il.ibm.com>
13769 * fold-const.c (multiple_of_p): Check for bottom
13772 2007-04-24 Richard Henderson <rth@redhat.com>
13774 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
13775 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
13776 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
13777 looking for non-zero bits shifted out. Avoid a recursive call
13778 when constructing the scalar.
13779 (__floatundisf): Likewise.
13781 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
13783 * dwarf2out.c (field_byte_offset): Move the existing logic
13784 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
13785 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
13787 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13790 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
13791 length argument of 0 for memset.
13792 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
13793 unsigned shift instead of the signed variant.
13795 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13797 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
13798 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
13799 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
13800 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
13801 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
13802 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
13803 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
13804 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
13805 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
13806 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
13807 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
13808 "mul<mode>3", "div<mode>3"): Insn definitions added.
13809 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
13810 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
13811 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
13812 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
13813 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
13814 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
13815 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
13816 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
13817 TARGET_FLOAT_FORMAT): Macro definitions removed.
13818 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
13819 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
13820 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
13821 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
13822 (s390_gen_rtx_const_DI): Function removed.
13823 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
13825 2007-04-24 Richard Sandiford <richard@codesourcery.com>
13827 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
13828 over an external ffs function.
13830 2007-04-24 Chao-ying Fu <fu@mips.com>
13831 Richard Sandiford <richard@nildram.co.uk>
13833 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
13834 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
13835 (smadd_widen_optab, umadd_widen_optab): Define.
13836 * optabs.c (init_optabs): Initialize smadd_widen_optab and
13838 * genopinit.c (optabs): Fill in smadd_widen_optab and
13840 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
13841 and umadd_widen_optab to implement multiply-add sequences.
13842 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
13843 (<u>maddsidi4): ...this. Extend condition to include
13844 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
13845 of operand 0 to "ka" and use the three-operand form of madd<u>
13847 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
13849 * config/mips/constraints.md (ka): New register constraint.
13851 2007-04-24 Jan Hubicka <j@suse.cz>
13855 2007-04-23 Jan Hubicka <jh@suse.cz>
13856 * function.c (init_function_start): Don't init line number info.
13857 (expand_function_end): Update.
13858 (reset_block_changes, record_block_change, finalize_block_changes,
13859 check_block_change, free_block_changes): Kill.
13860 * function.h (reset_block_changes, record_block_change,
13861 finalize_block_changes, check_block_change, free_block_changes):
13863 (struct function): Remove ib_boundaries_block.
13864 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13865 Use curr_insn_locator to initialize locator.
13866 (emit_line_note): Remove.
13867 * cfgexpand.c (expand_gimple_cond_expr): Update.
13868 (construct_exit_block): Likewise.
13869 (tree_expand_cfg): Initialize/finalize locators.
13870 * expr.c (expand_expr_real): Update.
13871 * cfglayout.c (line_locators_locs, line_locators_lines,
13872 file_locators_locs, file_locators_files): Remove.
13873 (set_block_levels): Move to cfgexpand.c.
13874 (insn_locators_initialize): Remove.
13875 (pass_insn_locators_initialize): Remove.
13876 (locations_locators_locs, locations_locators_vals): New static vars.
13877 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13879 (insn_locators_alloc, insn_locators_finalize,
13880 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13882 (locator_location): New.
13883 (locator_line, locator_file): Rewrite.
13884 * rtl.h (emit_line_note): Kill.
13885 (insn_locators_alloc, insn_locators_finalize,
13886 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13888 * tree-inline.c (initialize_cfun): Do not initialize
13889 ib_boundaries_block.
13890 * passes.c (pass_insn_locators_initialize): Remove.
13892 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
13894 * doc/invoke.texi: Removed leading '-' from option index entries.
13896 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
13898 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
13900 (create_phi_node): Use set_phi_nodes.
13901 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
13902 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
13903 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
13904 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
13905 (bsi_start, bsi_last): Use bb_stmt_list.
13906 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
13907 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
13908 Traverse the statements using tsi iterator.
13909 * basic-block.h (struct basic_block_def): Fields stmt_list
13910 and phi_nodes moved to ...
13911 (struct tree_bb_info): ... new structure.
13912 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
13913 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
13914 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
13915 (tree_verify_flow_info): Verify that il.tree is not set for
13916 entry and exit block.
13917 (tree_split_block): Use set_bb_stmt_list.
13919 2007-04-23 Mike Stump <mrs@apple.com>
13921 * config/i386/i386.c (ix86_tune_features
13922 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
13925 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
13927 * config/i386/i386.md (prefix_extra): New attribute.
13928 (length): Add prefix_extra.
13930 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
13931 (sse2_movntv2di): Likewise.
13932 (sse2_cvtps2dq): Likewise.
13933 (sse2_cvtpd2pi): Likewise.
13934 (sse2_cvttpd2pi): Likewise.
13935 (*sse2_cvtpd2ps): Likewise.
13936 (*add<mode>3): Likewise.
13937 (sse2_ssadd<mode>3): Likewise.
13938 (sse2_usadd<mode>3): Likewise.
13939 (*sub<mode>3): Likewise.
13940 (sse2_sssub<mode>3): Likewise.
13941 (sse2_ussub<mode>3): Likewise.
13942 (*mulv8hi3): Likewise.
13943 (*smulv8hi3_highpart): Likewise.
13944 (*umulv8hi3_highpart): Likewise.
13945 (sse2_umulv2siv2di3): Likewise.
13946 (sse2_pmaddwd): Likewise.
13947 (ashr<mode>3): Likewise.
13948 (lshr<mode>3): Likewise.
13949 (ashl<mode>3): Likewise.
13950 (sse2_ashlti3): Likewise.
13951 (sse2_lshrti3): Likewise.
13952 (*umaxv16qi3): Likewise.
13953 (*smaxv8hi3): Likewise.
13954 (*uminv16qi3): Likewise.
13955 (*sminv8hi3): Likewise.
13956 (sse2_eq<mode>3): Likewise.
13957 (sse2_gt<mode>3): Likewise.
13958 (*and<mode>3): Likewise.
13959 (sse2_nand<mode>3): Likewise.
13960 (*ior<mode>3): Likewise.
13961 (*xor<mode>3): Likewise.
13962 (sse2_packsswb): Likewise.
13963 (sse2_packssdw): Likewise.
13964 (sse2_packuswb): Likewise.
13965 (sse2_punpckhbw): Likewise.
13966 (sse2_punpcklbw): Likewise.
13967 (sse2_punpckhwd): Likewise.
13968 (sse2_punpcklwd): Likewise.
13969 (sse2_punpckhdq): Likewise.
13970 (sse2_punpckldq): Likewise.
13971 (sse2_punpckhqdq): Likewise.
13972 (sse2_punpcklqdq): Likewise.
13973 (*sse2_pinsrw): Likewise.
13974 (*sse2_pextrw): Likewise.
13975 (sse2_pshufd_1): Likewise.
13976 (sse2_uavgv16qi3): Likewise.
13977 (sse2_uavgv8hi3): Likewise.
13978 (sse2_psadbw): Likewise.
13979 (sse2_pmovmskb): Likewise.
13980 (*sse2_maskmovdqu): Likewise.
13981 (*sse2_maskmovdqu_rex64): Likewise.
13982 (sse4a_extrqi): Likewise.
13983 (sse4a_extrq): Likewise.
13984 (sse3_lddqu): Set prefix_rep.
13985 (sse3_addsubv4sf3): Likewise.
13986 (sse3_haddv4sf3): Likewise.
13987 (sse3_hsubv4sf3): Likewise.
13988 (sse_cvtss2si): Likewise.
13989 (sse_cvtss2si_2): Likewise.
13990 (sse_cvtss2siq): Likewise.
13991 (sse_cvtss2siq_2): Likewise.
13992 (sse_cvttss2si): Likewise.
13993 (sse_cvttss2siq): Likewise.
13994 (sse2_cvttps2dq): Likewise.
13995 (sse3_movshdup): Likewise.
13996 (sse3_movsldup): Likewise.
13997 (sse2_cvtsd2si): Likewise.
13998 (sse2_cvtsd2si_2): Likewise.
13999 (sse2_cvtsd2siq): Likewise.
14000 (sse2_cvtsd2siq_2): Likewise.
14001 (sse2_cvttsd2si): Likewise.
14002 (sse2_cvttsd2siq): Likewise.
14003 (*sse2_cvtpd2dq): Likewise.
14004 (*sse2_cvttpd2dq): Likewise.
14005 (sse2_pshuflw_1): Likewise.
14006 (sse2_pshufhw_1): Likewise.
14007 (sse4a_insertqi): Likewise.
14008 (sse4a_insertq): Likewise.
14009 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
14010 (ssse3_phadddv4si3): Likewise.
14011 (ssse3_phaddswv8hi3): Likewise.
14012 (ssse3_phsubwv8hi3): Likewise.
14013 (ssse3_phsubdv4si3): Likewise.
14014 (ssse3_phsubswv8hi3): Likewise.
14015 (ssse3_pmaddubswv8hi3): Likewise.
14016 (ssse3_pmulhrswv8hi3): Likewise.
14017 (ssse3_pshufbv16qi3): Likewise.
14018 (ssse3_psign<mode>3): Likewise.
14019 (ssse3_palignrti): Likewise.
14020 (abs<mode>2): Likewise.
14021 (ssse3_phaddwv4hi3): Set prefix_extra.
14022 (ssse3_phadddv2si3): Likewise.
14023 (ssse3_phaddswv4hi3): Likewise.
14024 (ssse3_phsubwv4hi3): Likewise.
14025 (ssse3_phsubdv2si3): Likewise.
14026 (ssse3_phsubswv4hi3): Likewise.
14027 (ssse3_pmaddubswv4hi3): Likewise.
14028 (ssse3_pmulhrswv4hi3): Likewise.
14029 (ssse3_pshufbv8qi3): Likewise.
14030 (ssse3_psign<mode>3): Likewise.
14031 (ssse3_palignrdi): Likewise.
14032 (abs<mode>2): Likewise.
14033 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
14034 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
14035 (sse2_pmovmskb): Set mode to SI instead of V2DF.
14037 2007-04-23 Nick Clifton <nickc@redhat.com>
14039 * params.def: Fix formatting of emacs local variables.
14041 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
14043 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
14044 move if inter-unit move isn't allowed.
14045 Don't split moving the first element of V2DI to DI to inter-unit
14046 move if inter-unit move isn't allowed.
14048 2007-04-23 Richard Guenther <rguenther@suse.de>
14050 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
14051 and CDI_POST_DOMINATORS separately.
14053 2007-04-23 Nick Clifton <nickc@redhat.com>
14055 * c.opt (Wformat-contains-nul): Add warning attribute.
14057 2007-04-23 Jan Hubicka <jh@suse.cz>
14059 * function.c (init_function_start): Don't init line number info.
14060 (expand_function_end): Update.
14061 (reset_block_changes, record_block_change, finalize_block_changes,
14062 check_block_change, free_block_changes): Kill.
14063 * function.h (reset_block_changes, record_block_change,
14064 finalize_block_changes, check_block_change, free_block_changes):
14066 (struct function): Remove ib_boundaries_block.
14067 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14068 Use curr_insn_locator to initialize locator.
14069 (emit_line_note): Remove.
14070 * cfgexpand.c (expand_gimple_cond_expr): Update.
14071 (construct_exit_block): Likewise.
14072 (tree_expand_cfg): Initialize/finalize locators.
14073 * expr.c (expand_expr_real): Update.
14074 * cfglayout.c (line_locators_locs, line_locators_lines,
14075 file_locators_locs, file_locators_files): Remove.
14076 (set_block_levels): Move to cfgexpand.c.
14077 (insn_locators_initialize): Remove.
14078 (pass_insn_locators_initialize): Remove.
14079 (locations_locators_locs, locations_locators_vals): New static vars.
14080 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14082 (insn_locators_alloc, insn_locators_finalize,
14083 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14085 (locator_location): New.
14086 (locator_line, locator_file): Rewrite.
14087 * rtl.h (emit_line_note): Kill.
14088 (insn_locators_alloc, insn_locators_finalize,
14089 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14091 * tree-inline.c (initialize_cfun): Do not initialize
14092 ib_boundaries_block.
14093 * passes.c (pass_insn_locators_initialize): Remove.
14095 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14097 PR middle-end/31448
14098 * expr.c (reduce_to_bit_field_precision): Handle
14101 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
14103 PR tree-optimization/24659
14104 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
14105 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
14106 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
14107 * genopinit.c (optabs): Rename vec_pack_mod_optab
14108 to vec_pack_trunc_optab.
14109 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
14110 early for scalar floating point operands for NOP_EXPR.
14111 (vectorizable_type_promotion): Ditto.
14112 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
14113 vec_pack_trunc_optab.
14114 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
14116 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
14117 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
14118 Rename from VEC_PACK_MOD_EXPR.
14119 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
14120 * expr.c (expand_expr_real_1): Ditto.
14121 * tree-inline.c (estimate_num_insns_1): Ditto.
14122 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14124 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
14125 (vec_unpacks_lo_v4sf): Ditto.
14126 (vec_pack_trunc_v2df): Ditto.
14127 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
14128 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
14129 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
14131 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
14133 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
14135 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
14136 Rename from VEC_PACK_MOD_EXPR. This expression also represent
14137 packing of floating point operands.
14138 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
14139 represent unpacking of floating point operands.
14140 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
14141 [vec_unpacks_hi]: Ditto.
14142 [vec_unpacks_lo]: Ditto.
14144 2007-04-22 Jan Hubicka <jh@suse.cz>
14146 * final.c (rest_of_handle_final): Call
14147 targetm.asm_out.constructor/targetm.asm_out.destructor
14148 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
14149 proper priority via decl_*_priority_insert.
14150 * c-common.c (c_expand_body): Likewise.
14152 2007-04-22 Richard Guenther <rguenther@suse.de>
14154 PR tree-optimization/29789
14155 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
14156 (rewrite_reciprocal): New helper split out from
14157 determine_invariantness_stmt.
14158 (rewrite_bittest): Likewise.
14159 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
14160 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
14163 2007-04-22 Revital Eres <eres@il.ibm.com>
14165 * loop-unroll.c (var_to_expand): New field to support also
14166 insns of the form x = something + x.
14167 (analyze_insn_to_expand_var): Use it.
14168 (expand_var_during_unrolling): Likewise.
14170 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
14172 * predict.c: Include pointer-set.h.
14173 (bb_predictions): New variable.
14174 (tree_predicted_by_p, tree_predict_edge,
14175 remove_predictions_associated_with_edge): Use bb_predictions map
14176 instead of bb->predictions.
14177 (clear_bb_predictions, assert_is_empty): New functions.
14178 (combine_predictions_for_bb): Use bb_predictions map. Call
14179 clear_bb_predictions.
14180 (tree_estimate_probability): Create and free bb_predictions map.
14181 * Makefile.in (predict.o): Add pointer-set.h dependency.
14182 * basic-block.h (struct basic_block_def): Remove predictions
14184 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
14186 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
14189 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
14192 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14194 * timevar.c (timevar_print): Change reference of --disable-checking to
14195 --enable-checking=release. Also warn if assert checking is disabled.
14197 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14200 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
14201 decl as addressable if the compound literal was marked as
14203 Mark the decl as a gimple register if it is a complex or
14204 vector decl and does not live in memory.
14206 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14208 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
14209 (GENERIC_NEXT): New function macro.
14210 (PHI_CHAIN): Use phi_node's new chain variable.
14211 (tree_phi_node): Change tree_common to tree_base
14212 and add the chain field.
14213 * tree-phinodes.c (make_phi_node): Don't set
14214 TREE_TYPE on the new node.
14215 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
14216 instead of checking GIMPLE_TUPLE_P in chain_next.
14217 * tree-vect-transform.c
14218 (get_initial_def_for_induction): Look at
14219 PHI_RESULT_TREE for the type of the phi node.
14220 (update_vuses_to_preheader): Use PHI_CHAIN
14221 instead of TREE_CHAIN on the phi node.
14222 * tree-ssa-structalias.c (compute_points_to_sets):
14224 (ipa_pta_execute): Likewise.
14226 2007-04-21 Richard Guenther <rguenther@suse.de>
14228 PR middle-end/31136
14229 * fold-const.c (fold_unary): Call fold_convert_const on the
14232 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
14234 * gcse.c (store_killed_in_insn): Handle PARALLELs.
14235 (store_killed_in_pat): New.
14237 2007-04-20 Richard Henderson <rth@redhat.com>
14240 * config/i386/i386.c (type_has_variadic_args_p): Look for any
14241 TREE_LIST with a void_type_node value, not void_list_node exactly.
14243 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
14245 * doc/standards.texi: Re-arrange into language-specific
14246 subsections. Add a C++ section, documenting which standards we
14249 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
14251 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
14252 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
14254 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
14256 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
14257 ecrti.o and crtbegin.o.
14258 (LIB_DEFAULT_SPEC): Include -lc.
14259 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
14261 2007-04-20 Richard Henderson <rth@redhat.com>
14264 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
14265 argument; update all callers.
14266 (get_unaligned_offset): New.
14267 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
14268 get_unaligned_address, just pass on the address directly.
14269 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
14270 the subreg in the helper patterns.
14271 (unaligned_extendqidi_le): Use get_unaligned_offset.
14272 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
14273 (unaligned_extendhidi_be): Likewise.
14274 (unaligned_extendhidi): Tidy.
14275 * config/alpha/alpha-protos.h: Update.
14277 2007-04-20 Richard Henderson <rth@redhat.com>
14279 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
14280 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
14281 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
14282 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14283 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14284 (CPP_SPEC): Don't include %(cpp_subtarget).
14285 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
14286 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14287 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
14289 2007-04-20 Jakub Jelinek <jakub@redhat.com>
14291 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
14292 for __builtin_ia32_cmpordss.
14294 PR tree-optimization/31632
14295 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
14296 and arg1 for optimizations of comparison against min/max values.
14297 Fold arg0 to arg1's type for optimizations of comparison against
14298 min+1 and max-1 values.
14300 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
14302 * reload.c (combine_reloads): When trying to use a dying register,
14303 check whether it's uninitialized and don't use if so.
14305 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
14307 * fold-const.c: Remove prototypes for native_encode_expr and
14308 native_interpret_expr.
14309 (native_encode_expr): Make non-static.
14310 (native_interpret_expr): Likewise.
14311 * tree.h: Add prototypes for the above.
14313 2007-04-19 Joseph Myers <joseph@codesourcery.com>
14315 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
14316 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
14317 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
14318 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
14319 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
14320 Add length attributes.
14322 2007-04-19 Janis Johnson <janis187@us.ibm.com>
14324 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
14327 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
14328 __STDC_WANT_DEC_FP__.
14330 2007-04-19 Joseph Myers <joseph@codesourcery.com>
14332 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
14333 for long double compatibility.
14334 * configure: Regenerate.
14336 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
14338 PR rtl-optimization/29841
14339 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
14341 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
14342 that may cause control flow transfer from being moved.
14344 2007-04-18 Jan Hubicka <jh@suse.cz>
14346 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
14349 2007-04-18 Eric Christopher <echristo@apple.com>
14351 * config/rs6000/darwin.md (load_macho_picbase): Use link register
14352 only. Update operands.
14353 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
14354 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
14355 link register to pic register.
14357 2007-04-18 Dirk Mueller <dmueller@suse.de>
14359 PR diagnostic/31227
14360 * tree-vrp.c (search_for_addr_array): New.
14361 (check_array_bounds): Suppress warning about
14362 address taken of array refs if its not de-referenced.
14364 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14366 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
14367 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
14369 * tree-vectorizer.h (NITERS_KNOWN_P): New.
14370 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
14371 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
14373 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
14375 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
14377 (vect_analyze_scalar_cycles): Fix indentation.
14378 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
14379 (vect_mark_relevant): Include phis in relevance analysis.
14381 * tree-vect-transform.c (vect_transform_loop): Add an assert.
14383 2007-04-18 Anatoly Sokolov <aesok@post.ru>
14385 * config/avr/avr.c (ptrreg_to_str): Replace error() with
14386 output_operand_lossage().
14388 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14390 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
14391 the unused code for reduction without adjust-in-epilog to simplify the
14394 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
14396 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
14397 (S390_TDC_NEGATIVE_ZERO): New constant.
14398 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
14399 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
14400 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
14401 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
14402 (S390_TDC_POSITIVE_INFINITY): New constant.
14403 (S390_TDC_NEGATIVE_INFINITY): New constant.
14404 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
14405 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
14406 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
14407 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
14408 (S390_TDC_INFINITY): New constant.
14409 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
14410 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
14411 optimization for UNSPEC_CCZ_TO_INT.
14412 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
14413 ("*ccz_to_int"): New insn.
14414 ("isinf<mode>2"): New insn.
14415 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
14416 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
14417 (UNSPEC_CCZ_TO_INT): New constant.
14419 2007-04-18 Richard Guenther <rguenther@suse.de>
14421 PR tree-optimization/19431
14422 PR tree-optimization/21463
14423 * tree-pass.h (pass_phiprop): Declare.
14424 * passes.c (init_optimization_passes): New phiprop pass.
14425 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
14426 (phivn_valid_p): New helper function.
14427 (phiprop_insert_phi): Likewise.
14428 (propagate_with_phi): Likewise.
14429 (tree_ssa_phiprop): New propagator propagating loads
14430 through phi nodes if profitable.
14432 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14434 * tree-vect-analyze.c (process_use): New function.
14435 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
14436 Check phis in all bbs.
14437 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
14440 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
14442 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
14445 2007-04-17 Anatoly Sokolov <aesok@post.ru>
14448 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
14451 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
14453 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
14455 (sse_vmmulv4sf3): Likewise.
14456 (sse2_vmaddv2df3): Likewise.
14457 (sse2_vmmulv2df3): Likewise.
14459 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
14461 PR rtl-optimization/31360
14462 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
14463 (target_reg_cost): New.
14464 (init_set_costs): Initialize target_reg_cost. Add comments
14465 regarding the rationale of the costs.
14466 (global_cost_for_size): Renamed to...
14467 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
14468 of register pressure.
14469 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
14470 estimate_reg_pressure_cost. Add number of ivs.
14471 (determine_set_costs): Dump target_reg_cost.
14472 * loop-invariant.c (gain_for_invariant): Use
14473 estimate_reg_pressure_cost. Removed n_inv_uses argument.
14474 (best_gain_for_invariant, find_invariants_to_move): Remove
14476 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
14477 (target_reg_cost): Declare.
14478 (global_cost_for_size): Declaration removed.
14479 (estimate_reg_pressure_cost): Declare.
14481 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
14483 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
14484 regnos into even/odd register pairs.
14485 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
14486 TDmode similar to the other floating point modes.
14487 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
14488 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
14490 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
14491 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
14492 (movdd_hardfloat64): Use TARGET_MFPGPR.
14494 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
14496 * reload1.c (delete_output_reload): Don't count output in n_inherited.
14499 2005-01-05 Richard Henderson <rth@redhat.com>
14501 * reload1.c (do_input_reload): Restrict the optimization deleteing
14502 a previous output reload to RELOAD_FOR_INPUT.
14504 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
14506 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
14507 induc_vec_info_type.
14508 (vectorizable_induction): New function declaration.
14509 * tree-vect-transform.c (get_initial_def_for_induction): No need to
14510 check if already vectorized. Find first place in BB where new stmts
14511 can be inserted. Takes only one argument.
14512 (vectorizable_induction): New function.
14513 (vect_transform_stmt): Add case for induc_vec_info_type to call
14514 vectorizable_induction.
14515 (vect_transform_loop): Consider phis for vectorization.
14516 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
14518 (analyze_operations): Call vectorizable_induction when analyzing phis.
14520 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
14521 (vect_mark_relevant): Include phis in relevance analysis.
14522 (vect_mark_stmts_to_be_vectorize): Likewise.
14523 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
14525 2007-04-16 Lawrence Crowl <crowl@google.com>
14527 * doc/invoke.texi (Debugging Options): Add documentation for the
14528 -femit-struct-debug options -femit-struct-debug-baseonly,
14529 -femit-struct-debug-reduced, and
14530 -femit-struct-debug-detailed[=...].
14532 * c-opts.c (c_common_handle_option): Add
14533 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
14534 and OPT_femit_struct_debug_detailed_.
14535 * c.opt: Add specifications for
14536 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
14537 and -femit-struct-debug-detailed[=...].
14538 * opts.c (set_struct_debug_option): Parse the
14539 -femit-struct-debug-... options.
14540 * opts.c (matches_main_base, main_input_basename,
14541 main_input_baselength, base_of_path, matches_main_base): Add
14542 variables and functions to compare header base name to compilation
14544 * opts.c (should_emit_struct_debug): Add to determine to emit a
14545 structure based on the option.
14546 (dump_struct_debug) Also disabled function to debug this
14548 * opts.c (handle_options): Save the base name of the
14551 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
14552 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
14553 This hook indicates if a type is generic. Set it by default
14554 to "never generic".
14555 * langhooks.h (struct lang_hooks_for_types): Add a new hook
14556 to determine if a struct type is generic or not.
14557 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
14558 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
14559 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
14560 with live C++ hook.
14562 * flags.h (enum debug_info_usage): Add an enumeration to describe
14563 a program's use of a structure type.
14564 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
14565 to indicate the program's usage of the type. Filter structs based
14566 on the -femit-struct-debug-... specification.
14567 (gen_type_die): Split into two routines, gen_type_die and
14568 gen_type_die_with_usage. gen_type_die is now a wrapper
14569 that assumes direct usage.
14570 (gen_type_die_with_usage): Replace calls to gen_type_die
14571 with gen_type_die_with_usage adding the program usage of
14572 the referenced type.
14573 (dwarf2out_imported_module_or_decl): Suppress struct debug
14574 information using should_emit_struct_debug when appropriate.
14576 2007-04-16 Ian Lance Taylor <iant@google.com>
14578 PR tree-optimization/31522
14579 * tree-vrp.c (vr_phi_edge_counts): New static variable.
14580 (vrp_initialize): Allocate vr_phi_edge_counts.
14581 (vrp_visit_phi_node): Don't push to infinity if we saw a new
14582 executable edge. Drop test for all constants.
14583 (vrp_finalize): Free vrp_phi_edge_counts.
14585 * doc/cpp.texi (Common Predefined Macros): Clarify description of
14586 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
14588 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
14589 predecessors at head rather than tail.
14591 2007-04-16 Matthias Klose <doko@debian.org>
14593 * config/alpha/linux.h (CPP_SPEC): Define.
14594 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
14596 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
14598 * function.h: Remove sequence_stack extern declaration.
14600 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
14602 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
14604 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
14607 2007-04-16 Anatoly Sokolov <aesok@post.ru>
14609 * config/avr/avr.c (avr_arch_types): Rearranging array.
14610 (enum avr_arch): Add.
14611 (avr_mcu_types): Use avr_arch enumeration constants instead of
14613 * config/avr/avr.h (LINK_SPEC): Simplify.
14615 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
14617 * config/m68k/m68k.c (m68k_libcall_value,
14618 m68k_function_value): Use macros for register names more.
14620 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
14622 (M68K_REGNAME): Use A6_REG.
14623 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
14625 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14627 PR middle-end/28071
14628 * sched-int.h (struct deps): Split field 'pending_lists_length' into
14629 'pending_read_list_length' and 'pending_write_list_length'. Update
14631 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
14632 to handle two length counters instead of one. Update all uses.
14633 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
14634 two length counters instead of one.
14635 * sched-rgn.c (propagate_deps): Update to handle two length counters
14638 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
14641 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
14642 copy of source, pass it to ix86_expand_vector_set and return
14645 2007-04-16 David Ung <davidu@mips.com>
14646 Joseph Myers <joseph@codesourcery.com>
14648 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
14649 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
14650 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
14651 Add 74K processor information.
14652 * config/mips/mips.md: Include 74k.md.
14653 (cpu): Add 74kc,74kf,74kx.
14654 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
14655 * config/mips/74k.md: New.
14656 * doc/invoke.texi (MIPS Options): Document 74K support.
14658 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
14660 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
14661 vectorizable_* functions.
14662 * tree-vect-transform.c (vectorizable_call): Add check for
14663 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
14664 (vectorizable_store): likewise.
14665 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
14667 (vectorizable_operation, vectorizable_type_demotion): Likewise.
14668 (vectorizable_type_promotion, vectorizable_load): Likewise.
14669 (vectorizable_live_operation, vectorizable_condition): Likewise.
14670 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
14672 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
14674 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
14676 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
14677 register numbers more.
14678 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
14679 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
14680 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
14681 FUNCTION_VALUE_REGNO_P): Likewise.
14682 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
14683 STATIC_CHAIN_REGNUM): Likewise.
14684 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
14685 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
14686 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
14687 * config/m68k/m68k.md (FP_REG): New.
14689 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
14691 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
14694 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
14696 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
14697 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
14700 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14702 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
14705 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
14708 * c-decl.c (finish_decl): Grab the type of the decl after the call
14709 to store_init_value.
14711 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
14713 * common.opt (fforward-propagate): Fix "Optimization" annotation.
14715 2007-04-14 Jakub Jelinek <jakub@redhat.com>
14718 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
14719 dominators, post dominators and cleanup cfg before returning.
14721 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
14723 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
14724 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
14726 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
14728 * config.gcc: Recognize fido.
14729 * config/m68k/m68k-devices.def (fidoa): New.
14730 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
14732 (FL_FIDOA, TARGET_FIDOA): New.
14733 * config/m68k/m68k.opt (mfidoa): New.
14735 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14737 PR middle-end/31322
14738 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
14739 when a personality function is used.
14741 2007-04-13 Bob Wilson <bob.wilson@acm.org>
14743 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
14745 2007-04-13 Mike Stump <mrs@apple.com>
14747 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
14749 * config/darwin.opt (fapple-kext): Make C++ only.
14750 * config/darwin.c (darwin_override_options): Remove code to ensure
14751 -fapple-kext is given for C++ only.
14753 2007-04-13 Richard Sandiford <richard@codesourcery.com>
14755 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
14756 * config/mips/mips.c (override_options): Call
14757 SUBTARGET_OVERRIDE_OPTIONS, if defined.
14759 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
14761 * config/i386/i386.opt (msvr3-shlib): Removed.
14763 * doc/invoke.texi: Remove -msvr3-shlib.
14765 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
14767 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
14768 with "popcnt" instruction.
14770 2007-04-13 Richard Guenther <rguenther@suse.de>
14772 PR tree-optimization/21258
14773 * tree-vrp.c (compare_case_labels): New helper.
14774 (find_switch_asserts): New function.
14775 (find_assert_locations): Call it for SWITCH_EXPRs.
14777 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
14779 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
14780 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
14781 check is now implied in X87_FLOAT_MODE_P.
14782 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
14783 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
14784 (fix_trunc<mode>_i386_fisttp): Ditto.
14785 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
14786 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
14787 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
14788 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
14789 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
14790 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
14791 (unnamed_splitters): Ditto.
14792 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
14793 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
14794 FIRST_SSE_REG for local functions when SSE math is enabled or
14795 for functions with sseregparm attribute.
14796 (standard_80387_constant_p): Return -1 if mode is not
14798 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
14799 (ix86_expand_compare): Ditto.
14800 (ix86_expand_carry_flag_compare): Ditto.
14801 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
14802 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
14803 DECIMAL_FLOAT_MODE_P.
14804 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
14805 of SCALAR_FLOAT_MODE_P.
14806 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
14807 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
14808 checks before FLOAT_MODE_P.
14809 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
14810 before FLOAT_MODE_P.
14815 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
14817 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
14818 Charles Wilson <libtool@cwilson.fastmail.fm>
14820 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
14821 (libgcc.mvars): Don't depend on them.
14822 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
14823 * exec-tool.in: New.
14825 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
14827 * doc/invoke.text (--help): Document --help=common.
14829 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
14831 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
14833 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14835 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
14836 * genemit.c (main): Emit #include "integrate.h".
14837 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
14838 (LOADGP_RTP): New mips_loadgp_style.
14839 * config/mips/mips.h: Include config/vxworks-dummy.h.
14840 (TARGET_RTP_PIC): New macro.
14841 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
14842 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
14843 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
14844 for TARGET_RTP_PIC.
14845 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
14846 -mvxworks-pic when using -mrtp and a PIC option.
14847 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
14849 (mips_symbolic_constant_p, mips_symbolic_address_p)
14850 (mips_symbol_insns): Handle SYMBOL_HALF.
14851 (override_options): Warn about -G and -mrtp being used together.
14852 Initialize mips_lo_relocs[SYMBOL_HALF].
14853 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
14854 (mips_emit_loadgp): Handle LOADGP_RTP.
14855 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
14856 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
14857 (tablejump): Handle function-relative case table entries if
14859 * config/mips/predicates.md (symbol_ref_operand): New predicate.
14861 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14863 * config/mips/mips.md (load_call<mode>): Allow any general register.
14865 (sibcall_value_internal, sibcall_value_multiple_internal)
14866 (call_value_internal, call_value_split, call_value_multiple_internal)
14867 (call_value_multiple_split): Remove constraints from operand 0.
14869 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14871 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
14872 rather than loadgp_noshared.
14873 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
14874 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
14876 * config/mips/mips.md (loadgp): Rename to...
14877 (loadgp_newabi): ...this.
14878 (loadgp_noshared): Rename to...
14879 (loadgp_absolute): ...this.
14881 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14883 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
14884 false for locally-binding symbols.
14885 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
14887 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14889 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
14890 (SYMBOL_GOT_PAGE_OFST): ...this.
14891 (SYMBOL_GOT_GLOBAL): Rename to...
14892 (SYMBOL_GOT_DISP): ...this.
14893 (SYMBOL_GOTOFF_GLOBAL): Rename to...
14894 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
14895 * config/mips/mips.c (mips_global_symbol_p): New function.
14896 (mips_symbol_binds_local_p): Likewise.
14897 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
14898 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
14899 mips_global_symbol_p and mips_symbol_binds_local_p.
14900 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
14901 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
14902 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
14903 SYMBOL_GOTOFF_DISP.
14904 (mips_ok_for_lazy_binding_p): New function.
14905 (mips_load_call_address, mips_expand_call): Use it.
14906 (mips_dangerous_for_la25_p): Likewise.
14907 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
14908 (*got_disp<mode>): Use got_disp_operand instead of
14909 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
14910 SYMBOL_GOTOFF_GLOBAL.
14911 (*got_page<mode>): Use got_page_ofst_operand instead of
14913 * config/mips/predicates.md (const_call_insn_operand): Use
14914 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
14915 (global_got_operand): Rename to...
14916 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
14918 (local_got_operand): Rename to...
14919 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
14920 of SYMBOL_GOT_LOCAL.
14922 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14924 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
14925 TARGET_CALL_CLOBBERED_GP.
14926 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14927 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
14928 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
14929 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
14930 of TARGET_ABICALLS && !TARGET_NEWABI.
14931 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14932 * config/mips/mips.c (mips_load_call_address): Check
14933 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
14934 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14935 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
14936 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
14937 TARGET_ABICALLS && TARGET_NEWABI.
14938 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
14940 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
14941 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
14942 TARGET_ABICALLS && TARGET_NEWABI.
14943 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
14944 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
14945 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
14946 whether indirect calls must use $25.
14947 (mips_extra_live_on_entry): Check TARGET_GOT instead of
14949 * config/mips/mips.md (jal_macro): Check flag_pic and
14950 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
14951 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
14952 instead of TARGET_ABICALLS.
14953 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
14954 TARGET_ABICALLS && TARGET_OLDABI.
14955 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14956 (sibcall): In the comment above the define_insn, mention
14957 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
14958 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
14959 instead of TARGET_ABICALLS.
14961 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
14963 * doc/md.texi (Blackfin family constraints): Document PA and PB.
14964 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
14965 (MACFLAGS_MATCH_P): New macro.
14966 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
14967 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
14968 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
14969 the other MACFLAG constants.
14970 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
14971 (flag_machi): Tighten constraints. Renumber some of the operands.
14972 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
14974 (flag_machi_parts_acconly): New pattern.
14975 (flag_macinithi): Tighten constraints. Allow any accumulator to be
14977 (flag_macinit1hi): Tighten constraints.
14978 (flag_mul_macv2hi_parts_acconly): New pattern.
14980 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
14981 Use a more efficient implementation.
14982 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
14983 inline sequences when not optimizing for size.
14985 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
14986 movhi_high2low): Delete, merge functionality into...
14987 (packv2hi): ... this pattern.
14989 2007-02-11 Jie Zhang <jie.zhang@analog.com>
14990 * config/bfin/bfin.opt (msim): New option.
14991 (mcpu=): New option.
14992 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
14993 (bfin_cpu_t): Typedef of enum bfin_cpu.
14994 (bfin_cpu_type): New declaration.
14995 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
14996 -msim and -mcpu= options.
14997 (LIB_SPEC): Likewise.
14998 * config/bfin/bfin.c (bfin_cpu_type): Define.
14999 (bfin_handle_option): Handle -mcpu= option.
15000 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
15001 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
15002 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
15004 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15006 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
15007 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
15008 (powerpc-wrs-vxworksae): Use ${tm_file}.
15009 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
15010 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
15011 * config/i386/vx-common.h: New file.
15013 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15015 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
15018 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
15020 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
15023 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
15027 * c-common.c (c_build_qualified_type): Set canonical type
15030 2007-04-12 Richard Guenther <rguenther@suse.de>
15032 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
15033 lower bound and element size if lower bound is not zero
15034 or either of the ARRAY_REF operands is set.
15036 2007-04-12 Richard Guenther <rguenther@suse.de>
15038 PR tree-optimization/24689
15039 PR tree-optimization/31307
15040 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
15042 * gimplify.c (canonicalize_addr_expr): To be consistent with
15043 gimplify_compound_lval only set operands two and three of
15044 ARRAY_REFs if they are not gimple_min_invariant. This makes
15045 it never at this place.
15046 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
15048 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15050 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
15051 null before emitting a .nsubspa directive.
15053 2007-04-11 Diego Novillo <dnovillo@redhat.com>
15055 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
15056 need_to_partition_p if there are no memory statements in the
15059 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15061 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
15062 (gcd_of_steps_may_divide_p): New function.
15063 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
15065 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15067 * reload.c (find_reloads_toplev, find_reloads_address,
15068 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
15069 not a pointer equality test, to decide if we need to call
15070 push_reg_equiv_alt_mem.
15072 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
15074 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
15075 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
15077 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
15079 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15081 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
15082 vector to be positive.
15084 2007-04-11 Diego Novillo <dnovillo@redhat.com>
15088 * doc/invoke.texi: Document --params max-aliased-vops and
15090 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
15091 debug_memory_partitions): Move to tree-flow.h
15092 * params.h (AVG_ALIASED_VOPS): Define.
15093 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
15095 (mp_info_t): Likewise.
15096 (get_mem_sym_stats_for): New.
15097 (set_memory_partition): Move from tree-flow-inline.h.
15098 (mark_non_addressable): Only clear the set of symbols for the
15099 partition if it exists.
15100 (dump_memory_partitions): Move from tree-ssa-operands.c
15101 (debug_memory_partitions): Likewise.
15102 (need_to_partition_p): New.
15103 (dump_mem_ref_stats): New.
15104 (debug_mem_ref_stats): New.
15105 (dump_mem_sym_stats): New.
15106 (debug_mem_sym_stats): New.
15107 (update_mem_sym_stats_from_stmt): New.
15108 (compare_mp_info_entries): New.
15109 (mp_info_cmp): Call it.
15110 (sort_mp_info): Change argument to a list of mem_sym_stats_t
15112 (get_mpt_for): Move from tree-ssa-operands.c.
15113 (find_partition_for): New.
15114 (create_partition_for): Remove.
15115 (estimate_vop_reduction): New.
15116 (update_reference_counts): New.
15117 (build_mp_info): New.
15118 (compute_memory_partitions): Refactor.
15119 Document new heuristic.
15120 Call build_mp_info, update_reference_counts,
15121 find_partition_for and estimate_vop_reduction.
15122 (compute_may_aliases): Populate virtual operands before
15123 calling debugging dumps.
15124 (delete_mem_sym_stats): New.
15125 (delete_mem_ref_stats): New.
15126 (init_mem_ref_stats): New.
15127 (init_alias_info): Call it.
15128 (maybe_create_global_var): Remove alias_info argument.
15129 Get number of call sites and number of pure/const call sites
15130 from gimple_mem_ref_stats().
15131 (dump_alias_info): Call dump_memory_partitions first.
15132 (dump_points_to_info_for): Show how many times a pointer has
15134 * opts.c (decode_options): For -O2 set --param
15135 max-aliased-vops to 500.
15136 For -O3 set --param max-aliased-vops to 1000 and --param
15137 avg-aliased-vops to 3.
15138 * fortran/options.c (gfc_init_options): Remove assignment to
15140 * tree-flow-inline.h (gimple_mem_ref_stats): New.
15141 * tree-dfa.c (dump_variable): Dump memory reference
15143 Dump NO_ALIAS* settings.
15144 (referenced_var_lookup): Tidy.
15145 (mem_sym_stats): New.
15146 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
15147 and ORIG are different SSA names for a memory partition.
15148 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
15149 * tree-flow.h (struct mem_sym_stats_d): Define.
15150 (mem_sym_stats_t): Define.
15151 (struct mem_ref_stats_d): Define.
15152 (struct gimple_df): Add field mem_ref_stats.
15153 (enum noalias_state): Define.
15154 (struct var_ann_d): Add bitfield noalias_state.
15155 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
15156 debug_mem_ref_stats, debug_memory_partitions,
15157 debug_mem_sym_stats): Declare.
15158 * tree-ssa-structalias.c (update_alias_info): Update call
15159 sites, pure/const call sites and asm sites in structure
15160 returned by gimple_mem_ref_stats.
15161 Remove local variable IS_POTENTIAL_DEREF.
15162 Increase NUM_DEREFS if the memory expression is a potential
15164 Call update_mem_sym_stats_from_stmt.
15165 If the memory references memory, call
15166 update_mem_sym_stats_from_stmt for all the direct memory
15167 symbol references found.
15168 (intra_create_variable_infos): Set noalias_state field for
15169 pointer arguments according to the value of
15170 flag_argument_noalias.
15171 * tree-ssa-structalias.h (struct alias_info): Remove fields
15172 num_calls_found and num_pure_const_calls_found.
15173 (update_mem_sym_stats_from_stmt): Declare.
15174 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
15175 Set default value to 100.
15176 (PARAM_AVG_ALIASED_VOPS): Define.
15178 2007-04-11 Richard Guenther <rguenther@suse.de>
15180 PR middle-end/31530
15181 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
15182 a * -b + c as c - a * b if we honor sign dependent rounding.
15184 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15186 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
15187 bfin_expand_strmov.
15188 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
15189 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
15191 (initialize_trampoline): Don't use old-style function definition.
15192 (bfin_secondary_reload): Mark IN_P argument as unused.
15194 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
15196 PR tree-optimization/31343
15197 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
15198 (build_polynomial_chrec): Return a scalar when the evolution is zero.
15199 * testsuite/gcc.dg/vect/pr31343.c: New.
15201 2007-04-10 Eric Christopher <echristo@apple.com>
15203 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
15204 * config/i386/i386.md (*cmpfp0): Use.
15205 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
15206 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
15207 (fix_trunc<mode>_i386_fisttp): Ditto.
15208 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
15209 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
15210 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
15211 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
15212 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
15213 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
15214 (unnamed_splitters): Ditto.
15215 * config/i386/i386.c (output_fix_trunc): Assert that
15216 we're not being passed a TFmode operand.
15218 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
15220 PR tree-optimization/31526
15221 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
15222 n_basic_blocks to find newly added blocks.
15224 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
15226 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
15228 (fix_trunc<mode>si_sse): Ditto.
15229 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
15230 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
15231 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
15232 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
15233 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
15234 expander using SSEMODEF mode macro.
15235 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
15236 expander using SSEMODEF mode macro.
15237 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
15238 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
15239 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
15240 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
15241 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
15242 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
15243 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
15244 Macroize insn using X87MODEF mode macro.
15246 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
15248 * config/i386/sse.md (sse2_pinsrw): Removed.
15249 (sse2_pextrw): Renamed to ...
15250 (*sse2_pextrw): This.
15252 2007-04-09 Jan Hubicka <jh@suse.cz>
15255 * config/i386/sse.md
15256 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
15257 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
15258 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
15259 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
15261 2007-04-09 Jan Hubicka <jh@suse.cz>
15263 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
15264 multiple fields of union.
15266 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
15268 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
15269 (create_preheaders): Check that loops are available.
15270 (fix_loop_structure): Clean up, improve comments.
15271 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
15272 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
15274 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
15275 * predict.c (tree_estimate_probability): Do not call
15276 calculate_dominance_info. Call create_preheaders.
15277 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
15278 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
15280 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
15281 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
15282 * tree-cfg.c (tree_split_edge): Make an assert more precise.
15283 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
15286 2007-04-08 Jan Hubicka <jh@suse.cz>
15288 * tree.h (maybe_fold_offset_to_component_ref): Declare.
15289 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
15290 * fold-const.c (fold_unary): Use it.
15292 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15294 * varasm.c (assemble_variable): Remove call to
15295 lang_hooks.decls.prepare_assemble_variable.
15296 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
15297 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
15298 * langhooks.h (lang_hooks_for_decls): Remove
15299 prepare_assemble_variable.
15301 2007-04-08 Mike Stump <mrs@apple.com>
15303 * config/i386/i386.c: Use inc/dec on Core2.
15305 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
15307 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
15308 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
15309 lhd_tree_inlining_end_inlining): Remove.
15310 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
15311 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
15312 end_inlining hooks.
15313 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
15314 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
15315 lhd_tree_inlining_end_inlining): Remove prototypes.
15316 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
15317 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
15318 LANG_HOOKS_TREE_INLINING_START_INLINING,
15319 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
15321 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
15324 2007-04-08 Anatoly Sokolov <aesok@post.ru>
15327 * config/avr/predicates.md (io_address_operand): Delete predicate.
15328 (low_io_address_operand): Don't use 'mode' argument.
15329 (higth_io_address_operand): Rename ...
15330 (high_io_address_operand): ... to this. Don't use 'mode' argument.
15331 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
15334 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
15336 Revert change removing staticp.
15338 2007-04-07 Anatoly Sokolov <aesok@post.ru>
15341 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
15344 2007-04-07 Bruce Korb <bkorb@gnu.org>
15346 * c.opt: Add -Wformat-contains-nul.
15347 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
15349 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
15350 the NUL byte warning.
15352 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
15354 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
15356 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
15358 * tree.c (staticp): No longer use staticp langhook.
15359 * langhooks.c (lhd_staticp): Removed.
15360 * langhooks.h (struct lang_hooks): Remove staticp.
15361 * c-common.c (c_staticp): Remove.
15362 * c-common.h (c_staticp): Ditto.
15363 * langhooks-defs.h (lhd_staticp): Ditto.
15364 (LHD_HOOKS_STATICP): Ditto
15365 * tree.h (gcc_assert_lowered): New macro.
15367 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
15369 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
15370 argument "reliable".
15371 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
15372 Add argument "reliable". Propagate it through calls.
15373 (infer_loop_bounds_from_undefined): Derive number of iterations
15374 estimates from references in blocks that do not dominate loop latch.
15375 (gcov_type_to_double_int): New function.
15376 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
15377 and expected_loop_iterations_unbounded.
15378 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
15379 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
15380 * tree-data-ref.c (estimated_loop_iterations): Export.
15381 (get_references_in_stmt): Fix -- do not return addresses of local
15383 * cfgloop.h (expected_loop_iterations_unbounded,
15384 estimated_loop_iterations): Declare.
15386 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
15388 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
15390 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
15392 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
15393 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
15394 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
15395 Use output_387_reg_move().
15396 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
15397 expander using X87MODEF12 mode macro.
15398 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
15399 choosing register preferences. Use output_387_reg_move().
15400 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
15401 instead of "x". Use output_387_reg_move().
15402 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
15403 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
15404 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
15405 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
15406 Use output_387_reg_move().
15407 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
15409 (*truncxf?f_i387 splitter): Ditto.
15411 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
15413 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
15414 LANG_HOOKS_SAFE_FROM_P.
15415 * expr.c (safe_from_p): Remove langhook call.
15416 * langhooks.h (lang_hooks): Remove safe_from_p.
15417 (lhd_safe_from_p): Remove prototype.
15418 * langhooks.c (lhd_safe_from_p): Remove.
15420 2007-04-06 Jan Hubicka <jh@suse.cz>
15422 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
15425 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
15427 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
15428 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
15429 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
15430 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
15432 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
15433 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
15435 2007-04-05 Richard Henderson <rth@redhat.com>
15437 * config/alpha/alpha.c (print_operand) [+]: Remove.
15438 (alpha_end_function): Print nop if call at end of function.
15439 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
15440 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
15441 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
15442 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
15443 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
15444 the call pattern. Update peepholes to match.
15446 2007-04-05 Janis Johnson <janis187@us.ibm.com>
15448 * doc/extend.texi (Other Builtins): Add decimal float variants
15450 * builtins.def: Ditto.
15451 * builtins.c (expand_builtin): Ditto.
15453 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
15454 H.J. Lu <hongjiu.lu@intel.com>
15457 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
15458 of V8HImode when calling ix86_binary_operator_ok.
15459 (sse2_pmaddwd): Call ix86_binary_operator_ok.
15460 (sdot_prodv8hi): Operands 1 and 2 must be register.
15462 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15464 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
15465 initialize align to silence bogus warning.
15467 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15469 PR middle-end/22156
15470 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
15472 (struct sra_walk_fns): Remove use_all parameter from use.
15473 (sra_hash_tree): Handle BIT_FIELD_REFs.
15474 (sra_elt_hash): Don't hash bitfld blocks.
15475 (sra_elt_eq): Skip them in parent compares as well. Handle
15477 (sra_walk_expr): Don't maintain or pass down use_all_p.
15478 (scan_use): Remove use_all parameter.
15479 (scalarize_use): Likewise. Re-expand assignment to
15480 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
15481 output, and re-scalarize after output. Don't mark anything
15483 (scalarize_ldst): Adjust.
15484 (scalarize_walk_gimple_modify_statement): Likewise.
15485 (build_element_name_1): Handle BIT_FIELD_REFs.
15486 (instantiate_element): Don't warn for any element whose parent
15487 is used as a whole.
15488 (instantiate_missing_elements_1): Return the sra_elt.
15489 (canon_type_for_field): New.
15490 (try_instantiate_multiple_fields): New.
15491 (instantiate_missing_elemnts): Use them.
15492 (mark_no_warning): Removed.
15493 (generate_one_element_ref): Handle BIT_FIELD_REFs.
15494 (REPLDUP, sra_build_elt_assignment): New.
15495 (generate_copy_inout): Use them.
15496 (generate_element_copy): Likewise. Handle bitfld differences.
15497 (generate_element_zero): Don't recurse for blocks. Use
15498 sra_build_elt_assignment.
15499 (generate_one_element_int): Take elt instead of var. Use
15500 sra_build_elt_assignment.
15501 (generate_element_init_1): Adjust.
15502 (scalarize_use, scalarize_copy): Use REPLDUP.
15503 (scalarize_ldst): Move assert before dereference.
15504 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
15506 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
15508 * regmove.c: Fix unused variable warnings due to previous commit.
15510 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
15512 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
15513 (regmove_bb_head): Remove.
15514 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
15515 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
15516 problems with fixup_match_1.
15517 Don't initialize/free regmove_bb_head.
15519 (reg_is_remote_constant_p): If an insn is in the same basic block
15520 but not before INSN, consider it remote, too.
15522 2007-04-05 Anatoly Sokolov <aesok@post.ru>
15525 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
15526 DECL_ASSEMBLER_NAME, not the DECL_NAME.
15528 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
15530 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
15531 (CONDITIONAL_REGISTER_USAGE): Likewise.
15533 2007-04-04 Richard Henderson <rth@redhat.com>
15535 * config/alpha/lib1funcs.asm: Remove unused file.
15537 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
15540 * opts.c (print_specific_help): Fix --help=<language>
15542 (common_handle_option): Support --help=common.
15544 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
15547 * gcc.c (main): Do not run the linker if
15548 print_subprocess_help indicates that it shouldn't be
15551 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
15554 * doc/invoke.texi (--help=): Document <languages> value, fix
15555 formatting in tables of values.
15557 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
15559 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
15560 dllimport attribute of virtual methods.
15562 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
15564 * config/score/crti.asm: Change _bss_start to __bss_start.
15565 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
15566 (OUTGOING_REG_PARM_STACK_SPACE) update.
15567 * config/score/score.opt: add options to make backend support
15568 score5, score5u, score7 and score7d.
15569 * config/score/score.md: Likewise.
15570 * config/score/misc.md: Likewise.
15571 * config/score/mac.md: Likewise.
15572 * doc/invoke.texi: Likewise.
15573 * doc/md.texi: update constraints define.
15575 2007-04-03 Richard Henderson <rth@redhat.com>
15577 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
15578 an appropriate type, use the mode instead.
15580 2007-04-03 Richard Sandiford <richard@codesourcery.com>
15582 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
15583 Set the default --with-arch setting to mips2.
15584 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
15585 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
15586 (MULTILIB_OSDIRNAMES): Delete.
15587 (MULTILIB_DIRNAMES): Define.
15588 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
15589 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
15590 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
15591 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
15592 VXWORKS_OS_CPP_BUILTINS.
15593 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
15594 (MIPS_DEBUGGING_INFO): Undefine.
15595 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
15597 2007-04-03 Jakub Jelinek <jakub@redhat.com>
15599 PR middle-end/30704
15600 * fold-const.c (native_encode_real): Encode real.c provided longs
15601 as a series of 32-bit native integers.
15602 (native_interpret_real): Interpret buffer as a series of 32-bit
15605 2007-04-03 Richard Guenther <rguenther@suse.de>
15607 * genpreds.c (write_insn_constraint_len): Write function
15608 optimized for CONSTRAINT_LEN implementation.
15609 (write_tm_preds_h): Output insn_constraint_len inline and
15610 use it for CONSTRAINT_LEN.
15611 (write_insn_preds_c): Don't output insn_constraint_len.
15612 * doc/md.texi (define_register_constraint): Document multi-letter
15613 constraints shall have the same length if they start with the same
15616 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
15619 * config/i386/i386.md (isinf<mode>2): Expand only when
15620 TARGET_C99_FUNCTIONS is set.
15622 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
15624 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
15625 (x86_64-*-linux*): Ditto.
15626 * config/i386/i386.opt (mpc): New option.
15627 * config/i386/i386.c (overrride_options): Handle
15628 ix87_precision_string.
15629 * config/i386/crtprec.c: New file.
15630 * config/i386/t-crtpc: Ditto.
15631 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
15632 and -mpc80 options.
15633 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
15634 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
15635 crtprec32.o, crtprec64.o and crtprec80.o.
15637 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
15638 and -mpc80 options.
15639 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
15641 2007-04-02 Eric Christopher <echristo@apple.com>
15643 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
15644 limitations on darwin.
15646 2007-04-02 Anatoly Sokolov <aesok@post.ru>
15649 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
15651 2007-04-02 Dave Korn <dave.korn@artimi.com>
15653 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
15655 2007-04-02 Dave Korn <dave.korn@artimi.com>
15657 * libgcc2.h (exception_descriptor): Don't forward-declare.
15658 (__get_eh_table_language, __get_eh_table_version): Delete
15659 prototypes of long-dead functions.
15661 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
15663 * ebitmap.h: New file
15664 * ebitmap.c: New file
15665 * Makefile.in (ebitmap.o): New target.
15667 2007-04-01 Jan Hubicka <jh@suse.cz>
15669 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
15670 before very first instruction.
15672 2007-04-01 Jan Hubicka <jh@suse.cz>
15674 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
15675 waring on 64bit hosts.
15676 * bitmap.h: Fix typo in bitmap_head_def.
15678 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
15680 PR rtl-optimization/31391
15681 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
15682 into a DELETED_LABEL note, and the label is in an empty basic
15683 block, update BB_END as well as BB_HEAD.
15685 2007-04-01 Richard Henderson <rth@redhat.com>
15687 PR tree-optimization/31169
15688 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
15689 to varying if the range is outside [0, prec-1].
15691 2007-04-01 Richard Sandiford <richard@codesourcery.com>
15694 * config/mips/mips.md (load_const_gp): New insn.
15695 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
15696 the MIPS16 GP pseudo register if no_new_pseudos.
15697 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
15699 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
15702 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
15704 (call_value): Likewise.
15706 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
15707 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15710 * doc/invoke.texi: (optimization options): Reword description
15711 of -ffast-math. Document its primary purpose.
15713 2007-03-31 Richard Guenther <rguenther@suse.de>
15715 * omp-low.c (splay-tree.h): Include.
15716 (lookup_decl): Replace splay-tree usage by pointer-map.
15717 (maybe_lookup_decl): Likewise.
15718 (new_omp_context): Likewise.
15719 (delete_omp_context): Likewise.
15720 * gimplify.c (splay-tree.h): Include.
15721 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
15723 (remap_ssa_name): Likewise.
15724 (remap_decl): Likewise.
15725 (remap_type_1): Likewise.
15726 (remap_type): Likewise.
15727 (copy_body_r): Likewise.
15728 (expand_call_inline): Likewise.
15729 (clone_body): Likewise.
15730 (copy_tree_r): Likewise.
15731 (remap_save_expr): Likewise.
15732 (unsave_r): Likewise.
15733 (unsave_expr_now): Likewise.
15734 (tree_function_versioning): Likewise.
15735 (build_duplicate_type): Likewise.
15736 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
15737 (struct copy_body_data): Replace splay-tree by pointer-map.
15738 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
15739 not $(SPLAY_TREE_H).
15740 (gimplify.o): Depend on $(SPLAY_TREE_H).
15741 (omp-low.p): Likewise.
15743 2007-03-31 Anatoly Sokolov <aesok@post.ru>
15745 * config/avr/predicates.md (even_register_operand,
15746 odd_register_operand): New predicates.
15747 * config/avr/avr.md (movw peephole2): New.
15748 (movw_r peephole2): New.
15750 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
15752 * tree.h (get_signed_or_unsigned_type): New.
15753 * fold-const.c (operand_equal_for_comparison_p): Use
15754 get_signed_or_unsigned_type instead of
15755 lang_hooks.types.signed_or_unsigned_type.
15756 * expr.c (store_expr): Ditto.
15757 * langhooks.c (get_signed_or_unsigned_type): New.
15758 (lhd_signed_or_unsigned_type): New.
15759 * langhooks.h (lhd_signed_or_unsigned_type): New.
15760 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
15762 2007-03-30 Richard Henderson <rth@redhat.com>
15764 * tree-ssa-loop-ivopts.c: Include target.h.
15765 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
15766 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
15767 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
15768 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
15770 2007-03-30 Richard Henderson <rth@redhat.com>
15771 Kai Tietz <kai.tietz@onevision.com>
15773 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
15774 default for 64-bit.
15775 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
15776 (TARGET_64BIT_MS_ABI): New.
15777 (DBX_REGISTER_NUMBER): Handle 64-bit.
15778 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
15779 (LONG_TYPE_SIZE): Force to 32.
15780 (REG_PARM_STACK_SPACE): New.
15781 (OUTGOING_REG_PARM_STACK_SPACE): New.
15782 (REGPARM_MAX, SSE_REGPARM_MAX): New.
15783 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
15784 (STACK_BOUNDARY): Use 128 for 64-bit.
15785 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
15786 Add 64-bit implementation.
15787 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
15789 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
15790 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
15791 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
15792 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
15793 (ix86_handle_cconv_attribute): Don't warn when ignoring if
15794 TARGET_64BIT_MS_ABI.
15795 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
15796 (ix86_pass_by_reference): Likewise.
15797 (ix86_function_value_regno_p): Likewise.
15798 (ix86_build_builtin_va_list): Likewise.
15799 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
15800 (function_arg_advance_ms_64): New.
15801 (function_arg_advance): Call it.
15802 (function_arg_ms_64): New.
15803 (function_arg): Call it.
15804 (function_value_ms_64): New.
15805 (ix86_function_value_1): Call it.
15806 (return_in_memory_ms_64): New.
15807 (ix86_return_in_memory): Call it.
15808 (setup_incoming_varargs_ms_64): New.
15809 (ix86_setup_incoming_varargs): Call it.
15810 (ix86_expand_prologue): Handle 64-bit stack probing.
15811 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
15812 (output_pic_addr_const): Likewise.
15813 (x86_this_parameter): Likewise.
15814 (x86_output_mi_thunk): Likewise.
15815 (x86_function_profiler): Likewise.
15816 (TARGET_STRICT_ARGUMENT_NAMING): New.
15817 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
15818 (TARGET_64BIT_MS_ABI): New.
15819 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
15820 * config/i386/i386.md (allocate_stack_worker): Remove.
15821 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
15822 describe the clobber of eax without a match_scratch.
15823 (allocate_stack_worker_postreload): Remove.
15824 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
15825 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
15826 (allocate_stack_worker_rex64_postreload): Remove.
15827 (allocate_stack): Handle 64-bit.
15828 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
15829 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
15830 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
15831 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
15832 (STANDARD_STARTFILE_PREFIX_1): Likewise.
15833 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
15834 * config.build (x86_64-*-mingw*): New host.
15835 * config.host (x86_64-*-mingw*): New host.
15836 * config.gcc (x86_64-*-mingw*): New target.
15837 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
15839 2007-03-30 Richard Henderson <rth@redhat.com>
15840 Kai Tietz <kai.tietz@onevision.com>
15842 * c-pragma.c (struct def_pragma_macro_value): New.
15843 (struct def_pragma_macro): New.
15844 (pushed_macro_table): New.
15845 (dpm_hash, dpm_eq): New.
15846 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
15847 (init_pragma): Install them.
15848 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
15850 2007-03-30 Anatoly Sokolov <aesok@post.ru>
15852 * config/avr/avr.c (avr_override_options): Clear
15853 'flag_delete_null_pointer_checks'.
15855 2007-03-30 Paolo Carlini <pcarlini@suse.de>
15858 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
15859 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
15860 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
15861 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
15862 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
15863 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
15864 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
15866 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
15868 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
15870 * regmove.c: Move all of pass_stack_adjustments from here...
15871 * combine-stack-adj.c: ...to this new file.
15872 * Makefile.in: Add rules for combine-stack-adj.o.
15874 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
15876 PR tree-optimization/31383
15877 * tree-data-ref.c (affine_function_equal_p): Do not require the
15878 vectors to have the same length.
15880 2007-03-30 Jan Hubicka <jh@suse.cz>
15882 PR middle-end/30700
15883 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
15884 availablility; add more sanity checking; ask varpool only about
15887 2007-03-29 Richard Henderson <rth@redhat.com>
15889 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
15890 to decide, but __SIZEOF_LONG_LONG__.
15892 2007-03-29 Richard Henderson <rth@redhat.com>
15894 * emutls.c (struct __emutls_array): New.
15895 (emutls_destroy): Use it instead of casting element 0 from void*.
15896 (__emutls_get_address): Likewise.
15898 2007-03-29 Richard Henderson <rth@redhat.com>
15900 * varasm.c (initializer_constant_valid_p): Don't deny
15901 DECL_DLLIMPORT_P on functions.
15903 * config/i386/cygming.h: Remove function declarations.
15904 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
15905 (ASM_OUTPUT_LABELREF): Remove.
15906 (COMMON_ASM_OP): Remove.
15907 (ASM_OUTPUT_COMMON): Remove.
15908 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
15909 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
15910 (ASM_DECLARE_FUNCTION_NAME): Likewise.
15911 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
15912 Rename from TARGET_ENCODE_SECTION_INFO.
15913 * config/i386/netware.h: Likewise.
15914 * config/i386/i386-protos.h: Update.
15915 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
15916 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
15917 (legitimate_constant_p): Reject dllimports.
15918 (dllimport_map, get_dllimport_decl): New.
15919 (legitimize_dllimport_symbol): New.
15920 (legitimize_address, ix86_expand_move): Use it.
15921 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
15922 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
15923 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
15924 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
15925 * config/i386/predicates.md (constant_call_address_operand): Only
15926 accept symbols; reject dllimport_p symbols.
15927 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
15928 i386_pe_maybe_record_exported_symbol.
15929 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
15930 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
15931 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
15932 trust the setting of DECL_DLLIMPORT_P.
15933 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
15934 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
15935 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
15936 tidy the argument scanning loop.
15937 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
15938 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
15939 (i386_pe_strip_name_encoding): Remove.
15940 (i386_pe_binds_local_p): New.
15941 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
15942 (i386_pe_output_labelref): Remove.
15943 (i386_pe_asm_output_aligned_decl_common): New.
15944 (i386_pe_maybe_record_exported_symbol): Rename from
15945 i386_pe_record_exported_symbol; check for dllexported symbols.
15947 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
15949 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
15950 add comment explaining why vsnprintf cannot be used.
15952 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
15954 PR tree-optimization/30666
15955 * tree.c (build_complex_type): When creating type names for DWARF2
15956 debug info, create TYPE_DECLs for TYPE_NAME instead of
15958 (build_common_tree_nodes_2): Use build_complex_type when building
15959 predefined complex types, to preserve canonical types.
15961 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
15963 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
15964 (noce_get_alt_condition): Look at it to determine whether to
15965 reverse the condition or not.
15966 (noce_get_condition): Substitute the truth for lies.
15967 (noce_find_if_block): Set the then_else_reversed field.
15969 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
15971 * config/fr30/fr30.md (movdi): Do not accept immediates as the
15972 destination of this insn.
15973 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
15974 than calling gen_rtx_SET directly. Use r0 to hold the value of
15975 'address + 4' rather than a stack based temporary which can be
15976 mis-optimized away.
15978 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
15980 * config/s390/s390.c (s390_secondary_input_reload_class,
15981 s390_secondary_output_reload_class): Functions removed.
15982 (s390_secondary_reload): New function.
15983 (TARGET_SECONDARY_RELOAD): Target macro defined.
15984 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
15985 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
15986 * config/s390/s390.md ("reload_outti", "reload_outdi",
15987 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
15988 "reload_out<mode>"): Expanders removed.
15989 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
15990 "reload<mode>_nonoffmem_out"): Expanders added.
15992 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
15994 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
15995 action if SRC->DEST replacement failed anyway.
15997 2007-03-28 Mike Stump <mrs@apple.com>
15999 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
16000 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
16001 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
16003 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16005 * config.gcc: Accept barcelona as a variant of amdfam10.
16006 * config/i386/i386.c (override_options): Likewise.
16007 * doc/invoke.texi: Likewise.
16009 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
16011 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
16012 offsets for BIT_FIELD_REF and COMPONENT_REF.
16014 2007-03-28 Richard Guenther <rguenther@suse.de>
16016 * tree.c (is_global_var): Move ...
16017 * tree-flow-inline.h (is_global_var): ... here.
16018 * tree.h (is_global_var): Remove declaration.
16020 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
16022 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
16024 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
16025 * config/i386/i386.c (ix86_tune_features): Initialize new
16027 * config/i386/predicates.md (promotable_binary_operator): Use
16028 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
16030 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
16033 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
16035 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
16037 * config/fr30/fr30.md (movsi_internal): Change destination
16038 constraint from m to V and add m to the end.
16040 2007-03-28 Christian Bruel <christian.bruel@st.com>
16042 * config/sh/sh.md (movsi_i): Fix type attribute.
16044 2007-03-28 Christian Bruel <christian.bruel@st.com>
16046 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
16047 (movsf_ie): Likewise.
16049 2007-03-28 Christian Bruel <christian.bruel@st.com>
16051 * config.gcc: Add sh4-300 to multilib.
16052 * config/sh/t-mlib-sh4-300: New file.
16054 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
16056 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
16057 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
16058 fix_trunc<mode>di2.
16059 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
16060 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
16061 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
16062 "fixuns_trunctddi2"): Whitespace fix.
16064 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
16066 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
16067 the definition of struct sh_args.
16068 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
16069 CALL_COOKIE_INT_REG_GET): Likewise.
16071 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
16073 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
16074 transformations are applied successfully.
16076 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
16078 * tree.c (tree_contains_struct): Permit 512 tree codes.
16079 * tree.h (tree_contains_struct): Ditto.
16080 (MAX_TREE_CODES): Ditto.
16081 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
16082 SPARE member to store remaining padding bits.
16084 2007-03-27 Anatoly Sokolov <aesok@post.ru>
16086 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
16089 2007-03-27 Janis Johnson <janis187@us.ibm.com>
16091 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
16092 * configure: Regenerate.
16094 * configure: Regenerate using the correct version of autoconf.
16096 2007-03-27 Anatoly Sokolov <aesok@post.ru>
16098 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
16100 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
16101 regs to "__SP_L__" and "__SP_H__".
16103 2007-03-27 Richard Guenther <rguenther@suse.de>
16105 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
16106 computations with it with a HOST_WIDE_INT variable.
16108 2007-03-26 Mike Stump <mrs@apple.com>
16110 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
16111 objective-c-header, objective-c++-header and objc++-cpp-output
16113 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
16115 2007-03-26 Richard Henderson <rth@redhat.com>
16118 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
16119 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
16120 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
16121 IX86_BUILTIN_PSRLQ128): New.
16122 (ix86_init_mmx_sse_builtins): Add them.
16123 (ix86_expand_builtin): Expand them.
16124 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
16125 operand 2 be TImode.
16126 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
16127 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
16128 _mm_srli_epi64): Mark __B const.
16129 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
16130 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
16131 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
16132 new two-vector shift builtins.
16134 2007-03-26 Ian Lance Taylor <iant@google.com>
16136 PR tree-optimization/31345
16137 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
16138 [+INF, +INF(OVF)] into VARYING.
16140 2007-03-26 Zack Weinberg <zackw@panix.com>
16142 * gengtype-parse.c: New file.
16143 * gengtype-yacc.y: Delete.
16144 * gengtype-lex.l: Don't include gengtype-yacc.h.
16145 Define YY_DECL and yyterminate appropriately for recursive
16146 descent parser. yylval is now a string out-parameter to yylex.
16147 (HWS, EOID): New shorthand.
16148 (IWORD): Add a couple more types.
16149 (yylex): Add a setup stanza. Remove the complex rules for
16150 detecting GTY'ed types and typedefs; replace with simple
16151 keyword detectors. Adjust everything for the changed
16152 definition of yylval. Ignore all pp-directives, not just #define.
16154 (parse_file): Rename yybegin; do not call yyparse.
16156 * gengtype.c (xasprintf): Export again.
16157 (this_file): New. Use everywhere __FILE__ was being used.
16158 (get_lang_bitmap): Special case types defined in gengtype.c.
16159 (do_typedef, new_structure): Suppress definition of certain types.
16160 (new_structure): Improve diagnostics of duplicate definitions.
16161 Make sure location_s is associated with input.h.
16162 (nreverse_pairs, define_location_structures): New functions.
16163 (main): Improve tagging of kludge types. Remove old kludges
16164 for input.h types; use define_location_structures.
16165 * gengtype.h: Update prototypes. Define token codes here.
16166 * Makefile.in: Remove all references to gengtype-yacc.
16167 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
16169 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
16170 add GTY((skip)) to the field that's only conditionally there.
16171 * doc/install.texi: Document that Bison is no longer required
16172 unless building treelang.
16174 * gengtype.c: Don't include gtyp-gen.h.
16175 (srcdir): Declare here.
16176 (base_files, lang_dir_names): Allocate dynamically.
16177 (gt_files, num_gt_files, num_lang_dirs): New globals.
16178 (measure_input_list, read_input_line, read_input_list)
16179 (set_lang_bitmap): New functions.
16180 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
16181 simplify, relying on read_input_list to set up the bitmaps.
16182 (main): Arguments are no longer unused. Check for correct number
16183 of command line arguments, set srcdir and srcdir_len, then call
16184 read_input_list, before doing anything else. No need to worry
16185 about duplicates in main loop.
16186 * configure.ac: Simplify the calculation of all_gtfiles.
16187 Put language tags in there. Don't set or substitute
16188 all_gtfiles_files_langs or all_gtfiles_files_frags.
16189 * Makefile.in: Revamp the way gengtype is invoked, now that it
16190 takes a file on its command line with a much simpler format.
16191 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
16192 (GTFILES): Remove duplicates and C source files.
16193 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
16194 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
16195 * configure: Regenerate.
16197 * gengtype.h: Remove all type definitions to gengtype.c; leave
16198 only definitions of options_p, type_p, and pair_p as opaque
16199 pointers. Update prototypes.
16200 * gengtype.c: Many type definitions moved here from gengtype.h.
16201 Consolidate type definitions at the top of the file.
16202 (xvasprintf): Delete.
16203 (xasprintf): Make static.
16204 (create_nested_pointer_option): Add 'next' parameter.
16205 (create_field_all, create_field_at): New functions.
16206 (create_field): Now a thin wrapper around create_field_all.
16207 (create_optional_field): Rename create_optional_field_ and add
16208 line argument. Original name is now a macro which supplies
16210 (oprintf): Use vsnprintf directly.
16211 (close_output_files): Use fatal rather than perror/exit.
16212 (note_def_vec, note_def_vec_alloc): Use create_field_at.
16213 (main): Set progname. Don't use exit.
16214 * gengtype-yacc.y (struct_fields): Use create_field_at.
16215 (option, optionseqopt): Delete.
16216 (optionseq): Consolidate productions from option here so we
16217 can use the first argument to create_option.
16219 * gengtype-lex.l: Distinguish unions from structures in the
16220 token type. Don't call find_structure; return the tag as a string.
16221 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
16222 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
16223 string. Reorganize typedef_struct production accordingly.
16224 Use create_nested_ptr_option.
16225 * gengtype.c (create_nested_ptr_option): New function.
16226 * gengtype.h: Declare it.
16228 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
16229 (string_type): Don't declare.
16230 (do_scalar_typedef): Declare.
16231 (create_scalar_type): Update prototype.
16232 * gengtype.c (string_type): Make static.
16233 (scalar_nonchar, scalar_char): New.
16234 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
16235 (resolve_typedef): Use scalar_nonchar for error recovery.
16236 (create_scalar_type): Remove name_len field. Return scalar_char
16237 or scalar_nonchar as appropriate.
16238 (adjust_field_type): Look at scalar_is_char boolean to decide whether
16239 to use string_type.
16240 (throughout): Use scalar_nonchar instead of calling
16241 create_scalar_type, whenever possible.
16242 (main): Initialize scalar_char and scalar_nonchar before calling
16244 * gengtype-lex.l: Adjust for removal of second argument to
16245 create_scalar_type. Use yylval.s instead of yylval.t when
16247 * gengtype-yacc.y: Type of SCALAR is string. Call
16248 create_scalar_type from type:SCALAR rule. Adjust for removal of
16249 second argument to create_scalar_type.
16251 * vec.h: Remove all #if IN_GENGTYPE blocks.
16252 Add comment saying that changes may require adjustments to gengtype.
16253 * gengtype.c: Don't include coretypes.h or tm.h.
16254 Add comment to inclusion of errors.h.
16255 (note_def_vec, note_def_vec_alloc): New functions.
16256 * gengtype.h: Declare new functions.
16257 * gengtype-lex.l: Don't include coretypes.h.
16258 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
16260 (update_lineno): Remove unnecessary prototype.
16261 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
16262 (VEC rule): Just return VEC_TOKEN.
16263 * gengtype-yacc.y (VEC_TOKEN): New token type.
16264 (type): Add a production for VEC(a,b).
16265 * Makefile.in: Update dependencies.
16267 * gengtype-lex.l: Remove rules for parsing pointer-to-function
16268 typedefs that use the old PARAMS macro.
16270 * gengtype-lex.l: Remove all rules and states relating to yacc
16272 * gengtype-yacc.y: Similarly.
16273 * gengtype.c (note_yacc_type): Delete function.
16274 * gengtype.h: Update prototypes.
16276 2007-03-26 Joseph Myers <joseph@codesourcery.com>
16278 * tree-pretty-print.c (dump_generic_node): Report precision of
16279 unnamed integer types.
16281 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
16283 * ifcvt.c (noce_try_store_flag_constants): Don't check
16284 no_new_pseudos here.
16285 (noce_try_store_flag_constants): Don't check no_new_pseudos.
16286 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
16287 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
16288 noce_try_sign_mask): Likewise.
16289 (if_convert): Check no_new_pseudos here.
16291 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
16293 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
16294 (noce_get_condition): Handle new then_else_reversed argument.
16295 (noce_init_if_info): Remove, fold into noce_find_if_block.
16296 (noce_process_if_block): Take a struct noce_if_info as the
16297 argument. Don't set up one based on ce_if_info. Update pointer
16298 references accordingly.
16299 (cond_move_process_if_block): Likewise.
16300 (process_if_block): Removed.
16301 (find_if_block): Removed. Move functionality two new functions,
16302 noce_find_if_block and cond_exec_find_if_block.
16303 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
16304 blocks and the symmetric IF-ELSE-JOIN case.
16305 (cond_exec_find_if_block): Also new function mostly based on old
16306 find_if_block and process_if_block.
16307 (find_if_header): Replace find_if_block call with separately
16308 guarded calls to noce_find_if_block and cond_exec_find_if_block.
16309 (find_cond_trap): Update noce_get_condition call.
16310 (dead_or_predicable): Likewise.
16312 2007-03-26 Jakub Jelinek <jakub@redhat.com>
16314 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
16316 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
16317 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
16318 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
16319 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
16320 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
16321 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
16322 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
16323 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
16324 __builtin_ia32_psrad128 builtins.
16326 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
16328 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
16329 * config/i386/constraints.md
16330 (define_constraint "I"): Use IN_RANGE macro.
16331 (define_constraint "J"): Ditto.
16332 (define_constraint "K"): Ditto.
16333 (define_constraint "M"): Ditto.
16334 (define_constraint "N"): Ditto.
16335 (define_constraint "O"): Ditto.
16336 * config/i386/predicates.md
16337 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
16338 (define_predicate "const_0_to_3_operand"): Ditto.
16339 (define_predicate "const_0_to_7_operand"): Ditto.
16340 (define_predicate "const_0_to_15_operand"): Ditto.
16341 (define_predicate "const_0_to_63_operand"): Ditto.
16342 (define_predicate "const_0_to_255_operand"): Ditto.
16343 (define_predicate "const_1_to_31_operand"): Ditto.
16344 (define_predicate "const_2_to_3_operand"): Ditto.
16345 (define_predicate "const_4_to_7_operand"): Ditto.
16347 2007-03-25 David Edelsohn <edelsohn@gnu.org>
16349 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
16350 in SImode for save_world.
16351 * config/rs6000/altivec.md (save_world, restore_world): Convert to
16354 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
16356 PR tree-optimization/30784
16357 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
16360 2007-03-25 Revital Eres <eres@il.ibm.com>
16362 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
16363 Fold movement_possibility function into it.
16365 2007-03-25 David Edelsohn <edelsohn@gnu.org>
16367 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
16368 (load_macho_picbase_{si,di}): Convert to LR hard reg.
16369 (call_indirect_nonlocal_darwin64): Same.
16370 (call_nonlocal_darwin64): Same.
16371 (call_value_indirect_nonlocal_darwin64): Same.
16372 (call_value_nonlocal_darwin64): Same.
16373 (sibcall_nonlocal_darwin64): Same.
16374 (sibcall_value_nonlocal_darwin64): Same.
16375 (sibcall_symbolic_64): Same.
16376 (sibcall_value_symbolic_64): Same.
16377 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
16379 (rs6000_emit_load_toc_table): Same.
16380 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
16381 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
16383 (divss_call): Same.
16384 (divus_call): Same.
16385 (quoss_call): Same.
16386 (quous_call): Same.
16387 (load_toc_v4_pic_si): Same
16388 (load_toc_v4_PIC_1): Same.
16389 (load_toc_v4_PIC_1b): Same.
16390 (call_indirect_aix{32,64}): Same.
16391 (call_value_indirect_aix{32,64}): Same.
16393 (call_value): Same.
16394 (call_local{32,64}): Same.
16395 (call_value_local{32,64}): Same.
16396 (call_indirect_nonlocal_aix{32,64}): Same.
16397 (call_nonlocal_aix{32,64}): Same.
16398 (call_value_indirect_nonlocal_aix{32,64}): Same.
16399 (call_value_nonlocal_aix{32,64}): Same.
16400 (call_indirect_nonlocal_sysv<mode>): Same.
16401 (call_nonlocal_sysv<mode>): Same.
16402 (call_value_indirect_nonlocal_sysv<mode>): Same.
16403 (call_value_nonlocal_sysv<mode>): Same.
16405 (sibcall_local{32,64}): Same.
16406 (sibcall_value_local{32,64}): Same.
16407 (sibcall_nonlocal_aix{32,64}): Same.
16408 (sibcall_value_nonlocal_aix{32,64}): Same.
16409 (sibcall_nonlocal_sysv<mode>): Same.
16410 (sibcall_value): Same.
16411 (sibcall_value_nonlocal_sysv<mode>): Same.
16413 2007-03-24 Paul Brook <paul@codesourcery.com>
16415 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
16416 * config/arm/linux-eabi.h: Remove legacy syscall hack.
16418 2007-03-24 Richard Henderson <rth@redhat.com>
16420 * config/ia64/constraints.md: New file.
16421 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
16422 satisfies_constraint_?.
16423 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
16424 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
16425 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
16426 ia64_output_mi_thunk): Likewise.
16427 (ia64_const_ok_for_letter_p): Remove.
16428 (ia64_const_double_ok_for_letter_p): Remove.
16429 (ia64_extra_constraint): Remove.
16430 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
16431 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
16432 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
16433 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
16434 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
16435 EXTRA_MEMORY_CONSTRAINT): Remove.
16436 * config/ia64/ia64.md: Include constriants.md. Replace
16437 CONST_OK_FOR_? with satisfies_constraint_?.
16439 2007-03-23 Michael Meissner <michael.meissner@amd.com>
16440 H.J. Lu <hongjiu.lu@intel.com>
16442 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
16444 (name macros): Use DPD_BID_NAME to convert names properly.
16446 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
16447 decimal floating point format.
16448 (init_floating_libfuncs): Change decimal functions so that they
16449 have a "bid_" prefix if the decimal system uses the BID format,
16450 and "dpd_" prefix if the decimal system uses the DPD format.
16451 (init_interclass_conv_libfuncs): Ditto.
16452 (init_intraclass_conv_libfuncs): Ditto.
16454 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
16455 using the BID format.
16457 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
16458 whether we are using the BID decimal format.
16459 * configure: Regenerate.
16461 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
16462 the compiler has decimal floating point enabled. Define
16463 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
16466 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
16467 using the BID format.
16469 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
16470 whether we are using the BID decimal format.
16471 * configure: Regenerate.
16473 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
16474 the compiler has decimal floating point enabled. Define
16475 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
16478 * doc/install.texi (--enable-decimal-float): Document BID and DPD
16479 options, and that it is enabled for i386/x86_64 systems.
16481 * Makefile.in (enable_decimal_float): New.
16483 (DECNUMINC): Add -I$(DECNUMFMT).
16484 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
16485 to $(DECNUMFMT) from $(DECNUM).
16487 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
16488 Substitute enable_decimal_float.
16489 * configure: Regenerated.
16492 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
16495 * configure.ac: Enable decimal float for x86_64-*-linux*.
16496 * configure: Regenerated.
16499 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
16500 decimal128ClearSign to flip and clear the sign bit in decimal128.
16501 (decimal_real_maxval): Set decimal128SetSign to set the sign
16504 2007-03-23 Ian Lance Taylor <iant@google.com>
16506 * fold-const.c (fold_binary): Correct warning for X - c >= X.
16508 2007-03-23 Ian Lance Taylor <iant@google.com>
16510 * tree-dump.c (dump_files): Correct comment.
16512 2007-03-23 Ian Lance Taylor <iant@google.com>
16514 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
16516 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
16518 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
16519 in cfglayout mode. Don't go into and out of cfglayout mode.
16520 Link the blocks in the order of the constructed traces.
16521 (rest_of_handle_tracer): Adjust call to tracer.
16522 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
16523 Don't go into cfglayout mode.
16524 (rtl_loop_done): Don't go out of cfglayout mode.
16525 * cfglayout.c (relink_block_chain): New function, split out from...
16526 (fixup_reorder_chain): ...here. Remove redundant checking.
16527 (cfg_layout_finalize): Don't clear the header, footer, and aux
16528 fields here, move the code to do so to relink_block_chain. Likewise
16529 for free_original_copy_tables.
16530 * rtl.h (tracer): Update prototype.
16531 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
16532 Assert we are in cfglayout mode. Don't go into and out of cfglayout
16533 mode. Use relink_block_chain to serialize the CFG according to the
16534 new basic block order. Move targetm.cannot_modify_jumps_p check from
16536 (gate_handle_reorder_blocks): ...to here.
16537 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
16539 (gate_duplicate_computed_gotos): ...to here.
16540 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
16541 something always changes when going into and out of cfglayout mode.
16542 Perform an expensive cfg cleanup while going into cfglayout mode.
16543 Always update liveness information on HAVE_conditional_execution
16544 targets. Reserialize the basic blocks and go out of cfglayout mode.
16545 * reg-stack.c: Include cfglayout.h.
16546 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
16547 the call to reorder_basic_blocks.
16548 * basic-block.h (reorder_basic_blocks): Update prototype.
16549 (relink_block_chain): New prototype.
16550 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
16552 2007-03-23 Joseph Myers <joseph@codesourcery.com>
16554 * config/mips/mips.md (type, hazard, *movdi_32bit,
16555 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
16556 *movhi_internal, *movqi_internal, *movsf_hardfloat,
16557 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
16558 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
16559 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
16561 (movcc): Change first xfer to multi.
16562 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
16563 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
16564 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
16565 config/mips/generic.md: Change reservations using "xfer" to use
16567 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
16568 using match_operand.
16569 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
16570 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
16572 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
16574 2007-03-22 Richard Henderson <rth@redhat.com>
16576 * config/i386/i386.c: Remove unnecessary function declarations.
16577 Move targetm definition, and all related macros, to the end of
16578 the file. Resort some functions to put definitions before uses.
16579 (ix86_attribute_table): Make static. Move to end of file.
16580 (ix86_gimplify_va_arg): Make static.
16582 2007-03-22 Richard Henderson <rth@redhat.com>
16584 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
16585 don't increase local_regparm with force_align_arg_pointer check.
16586 (ix86_function_sseregparm): Assert 32-bit.
16587 (type_has_variadic_args_p): New.
16588 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
16589 type_has_variadic_args_p.
16590 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
16591 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
16592 use memset instead. Do maybe_vaarg check first; skip attribute
16593 tests if true; skip attribute tests for 64-bit.
16594 (construct_container): Remove TARGET_DEBUG_ARG.
16595 (function_arg_advance_32, function_arg_advance_64): Split out ...
16596 (function_arg_advance): ... from here.
16597 (function_arg_32, function_arg_64): Split out ...
16598 (function_arg): ... from here.
16599 (ix86_pass_by_reference): Tidy.
16600 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
16601 (function_value_32): New, from parts of ix86_function_value
16602 and ix86_value_regno.
16603 (function_value_64): New, from parts of ix86_function_value
16604 and ix86_libcall_value.
16605 (ix86_function_value_1): New.
16606 (ix86_function_value, ix86_libcall_value): Use it.
16607 (return_in_memory_32, return_in_memory_64): Split out ...
16608 (ix86_return_in_memory): ... from here.
16609 (ix86_struct_value_rtx): Skip for 64-bit.
16610 (ix86_libcall_value, ix86_value_regno): Remove.
16611 (setup_incoming_varargs_64): Split out ...
16612 (ix86_setup_incoming_varargs): ... from here.
16613 (ix86_va_start): Remove TARGET_DEBUG_ARG.
16614 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
16615 * config/i386/i386-protos.h (ix86_function_value): Remove.
16616 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
16618 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16621 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
16622 infinities not supported, otherwise emit warning if -Woverflow. On
16623 underflow, emit warning if -Woverflow.
16624 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
16626 * real.h (real_from_string): Update declaration
16628 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
16629 Richard Henderson <rth@redhat.com>
16631 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
16632 * calls.c (compute_argument_block_size, expand_call,
16633 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
16634 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
16635 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
16636 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
16637 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
16638 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
16639 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
16640 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
16643 2007-03-22 Joseph Myers <joseph@codesourcery.com>
16645 * c-incpath.c (add_sysroot_to_chain): New.
16646 (merge_include_chains): Add sysroot argument. Call
16647 add_sysroot_to_chain if sysrooted.
16648 (register_include_chains): Update call to merge_include_chains.
16649 * doc/cppopts.texi: Document use of '=' in include directory
16652 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
16654 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
16655 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
16656 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
16657 insn pattern using X87MODEF12 mode macro.
16659 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
16661 * regmove.c (regmove_optimize): Use reg_mentioned_p
16662 instead of reg_overlap_mentioned_p for DST.
16664 2007-03-21 Mike Stump <mrs@apple.com>
16666 * c.opt: Fixup for Objective-C/C++.
16668 2007-03-21 Steve Ellcey <sje@cup.hp.com>
16670 * explow.c (convert_memory_address): Fold memory reference when
16671 POINTERS_EXTEND_UNSIGNED < 0
16673 2007-03-21 Richard Henderson <rth@redhat.com>
16676 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
16677 * config/i386/mmintrin.h (__m64): Likewise.
16678 * config/i386/xmmintrin.h (__m128): Likewise.
16680 2007-03-21 Richard Sandiford <richard@codesourcery.com>
16682 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
16683 (VXWORKS_OS_CPP_BUILTINS): Define.
16684 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
16685 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
16687 2007-03-21 Richard Sandiford <richard@codesourcery.com>
16689 * rtl.h (constant_pool_reference_p): Delete.
16690 (find_constant_src): Declare.
16691 * rtlanal.c (find_constant_src): New function.
16692 * simplify-rtx.c (constant_pool_reference_p): Delete.
16693 * config/i386/i386.md: Use find_constant_src instead of
16694 constant_pool_reference_p/avoid_constant_pool_reference pairs.
16696 2007-03-21 Richard Sandiford <richard@codesourcery.com>
16698 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
16699 * c-cppbuiltin.c (c_cpp_builtins): Define them.
16701 2007-03-20 Mark Mitchell <mark@codesourcery.com>
16703 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
16704 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
16705 (arm_elf_asm_constructor): Use it.
16706 (arm_elf_asm_destructor): New function.
16708 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
16710 * jump.c (mark_jump_label): Treat SEQUENCE specially.
16712 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
16714 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
16716 2007-03-19 Andrew Haley <aph@redhat.com>
16718 PR tree-optimization/31264
16719 * tree-vrp.c (register_edge_assert_for_1): Don't look though
16720 VIEW_CONVERT_EXPRs.
16722 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
16724 PR rtl-optimization/30907
16725 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
16726 (fwprop_init): Always call loop_optimizer_initialize.
16727 (fwprop_done): Always call loop_optimizer_finalize.
16728 (fwprop): We always have loop info now.
16729 (gate_fwprop_addr): Remove.
16730 (pass_fwprop_addr): Use gate_fwprop as gate.
16732 PR rtl-optimization/30841
16733 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
16734 df_chain_alloc): Call df_reorganize_refs unconditionally.
16735 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
16736 refs_organized to refs_organized_size.
16737 (df_ref_create_structure): Use refs_organized_size instead of
16738 bitmap_size if refs had been organized, and keep refs_organized_size
16740 * df.h (struct df_ref_info): Change refs_organized to
16741 refs_organized_size.
16742 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
16745 2007-03-19 Mark Mitchell <mark@codesourcery.com>
16747 * except.c (output_function_exception_table): Do not reference the
16748 EH personality routine for functions that do not require an
16751 2007-03-20 Jakub Jelinek <jakub@redhat.com>
16754 * c-typeck.c (convert_for_assignment): Call comptypes for
16755 RECORD_TYPE or UNION_TYPE.
16757 PR inline-asm/30505
16758 * reload1.c (reload): Do invalid ASM checking after
16759 cleanup_subreg_operands.
16761 2007-03-19 Jeff Law <law@redhat.com>
16763 * tree-cfg.c (find_taken_edge): Tighten conditions for
16764 optimizing computed gotos.
16766 2007-03-19 Michael Matz <matz@suse.de>
16768 * builtins.c (expand_builtin_sync_operation,
16769 expand_builtin_compare_and_swap,
16770 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
16773 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
16774 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
16777 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16779 * doc/tm.texi: Add brackets around the return type of
16780 TARGET_SECONDARY_RELOAD.
16782 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16783 Richard Guenther <rguenther@suse.de>
16785 PR tree-optimization/31254
16786 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
16787 Use handled_component_p () where appropriate. Continue
16788 propagating into the rhs if we propagated into an INDIRECT_REF
16791 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16793 * config/s390/s390.md (op_type attribute): RRR instruction type added.
16794 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
16795 (xde, xdee): Mode attributes adjusted to support DFP modes.
16796 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
16797 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
16798 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
16799 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
16800 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
16801 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
16802 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
16804 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
16805 "movsf"): Insn definitions removed.
16806 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
16807 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
16808 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
16810 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
16811 "reload_in<mode>", "reload_out<mode>"): Expander added.
16812 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
16815 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16817 * config/s390/s390.md: Only non-functional changes. Renamed
16818 FPR mode macro to BFP all over the file.
16820 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16822 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
16823 (op_type attribute): RRF instruction type added.
16824 (fT0): New mode attribute.
16825 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
16826 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
16827 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
16828 instruction no secondary memory is needed when moving DFmode values
16829 between GPRs and FPRs.
16831 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16833 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
16834 inverted and documentation adjusted.
16835 ("mhard-dfp", "msoft-dfp"): New options.
16836 * config/s390/s390.c (s390_handle_arch_option): New architecture
16838 (override_options): Sanity checks for the new options added.
16839 * config.gcc: New architecture switch: z9-ec.
16840 * config/s390/s390.h (processor_flags): PF_DFP added.
16841 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
16842 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
16843 when the bit is NOT set so remove it from the defaults.
16845 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16847 * genemit.c (main): Print include statement for dfp.h.
16848 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
16851 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
16853 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
16855 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
16858 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
16859 instead of PATTERN.
16861 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16863 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
16864 attr_length_call, output_call, output_indirect_call): Cleanup
16865 formatting of targetm calls.
16867 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
16869 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
16871 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16873 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
16874 reservation, bypass and anti-bypass descriptions for these
16875 instructions. Update move patterns.
16876 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
16879 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
16881 * tree-vect-transform.c (get_initial_def_for_induction): Replace
16882 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
16883 (get_initial_def_for_reduction): Likewise.
16885 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
16887 Fix PR tree-optimization/29922
16888 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
16889 (get_representative): Removed.
16890 (value_dies_in_block_x): Update for rvuse removal.
16891 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
16892 (compute_antic_aux): Handle when PHI nodes appear in
16893 non-single-successors.
16894 (dump_bitmap_of_names): Removed.
16895 (compute_antic_safe): Renamed and removed rvuse calculation.
16896 Calculate only antic safe.
16897 (insert_into_preds_of_block): Remove assert.
16898 (execute_pre): Update for renamed functions.
16899 (defer_or_phi_translate_block): New function.
16901 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16903 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
16904 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
16906 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
16907 Follow spelling conventions.
16909 * tree-data-ref.h: Remove the prototype for analyze_array.
16911 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
16913 PR tree-optimization/31041
16914 * tree-vect-transform.c (get_initial_def_for_induction): Call
16915 force_gimple_operand.
16917 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
16919 * ipa-type-escape.c (look_for_casts) : Revert code to use
16920 handled_component_p due to ada test a-numaux.adb.
16922 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16924 * final.c (final_scan_insn): Alter the condition of a
16925 conditional trap if we have nonstandard CC.
16927 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16929 * configure.ac: Remove excess quoting from asm line 0 test.
16930 * configure: Rebuilt.
16932 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16934 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
16935 * c-common.c (convert_and_check): Move warning logic to...
16936 (warnings_for_convert_and_check): ...here. Define.
16937 * c-common.h (warnings_for_convert_and_check): Declare.
16939 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16941 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
16942 (output_call): Likewise.
16944 2007-03-16 Richard Sandiford <richard@codesourcery.com>
16946 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
16948 2007-03-16 Richard Sandiford <richard@codesourcery.com>
16950 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
16952 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
16954 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
16955 opteron, athlon-64 and athlon-fx processor_alias_table entries.
16957 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
16959 PR tree-optimization/31183
16960 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
16961 Use double_int instead of unsigned int for representing access_strides.
16962 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
16964 2007-03-16 Richard Guenther <rguenther@suse.de>
16966 PR tree-optimization/31146
16967 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
16968 to allow recursion of forward_propagate_addr_expr.
16969 (forward_propagate_addr_into_variable_array_index): Likewise.
16970 (forward_propagate_addr_expr): Likewise.
16971 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16972 (forward_propagate_addr_expr_1): Recurse on simple copies
16973 instead of propagating into them. Do so for useless conversions
16975 (forward_propagate_addr_expr): Clean up unused statements after
16978 2007-03-16 Richard Guenther <rguenther@suse.de>
16980 * builtins.c (expand_builtin_cexpi): Use the right argument
16981 for the expansion via cexp.
16983 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16985 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
16986 * configure: Rebuilt.
16988 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16991 * dwarf2out.c (force_type_die): Adjust comment.
16992 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
16994 2007-03-15 DJ Delorie <dj@redhat.com>
16996 * config/frv/predicates.md (minmax_operator): Don't check operands
16999 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
17001 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
17002 Update constant estimates of number of iterations.
17003 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
17004 argument renamed to "realistic".
17005 (compute_estimated_nb_iterations): Removed.
17006 (record_niter_bound): New function.
17007 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
17008 call record_nonwrapping_iv with upper = false.
17009 (infer_loop_bounds_from_signedness): Pass upper argument to
17010 record_nonwrapping_iv.
17011 (estimate_numbers_of_iterations_loop): Do not call
17012 compute_estimated_nb_iterations. Record estimate based on profile
17013 information. Initialize the constant estimates of number of
17015 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
17017 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
17018 number of iterations is too small.
17019 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
17020 (EST_NOT_AVAILABLE): Removed.
17021 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
17022 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
17025 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
17027 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
17028 Handle NE_EXPR guards.
17030 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17033 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
17034 Set also -pedantic-errors by default for the preprocessor unless
17035 -fpermissive is given.
17037 2007-03-15 Richard Guenther <rguenther@suse.de>
17039 PR middle-end/29719
17040 PR middle-end/31161
17041 * builtins.c (expand_builtin_cexpi): As a fallback if we
17042 don't have builtins for sincos or cexp create a function
17043 declaration for cexp and expand to a call to that.
17044 (expand_builtin_int_roundingfn): Always fall
17045 back to floor/ceil and its variants even if they may be
17048 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
17050 PR middle-end/31159
17051 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
17052 jump tables, move the call to delete_dead_jumptables from here...
17053 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
17054 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
17055 don't allow merging of blocks that try_redirect_by_replacing_jump
17056 also does not handle when not optimizing.
17058 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
17059 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17061 * config/i386/i386.md (x86_sahf_1): Correctly handle
17064 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
17067 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
17068 x86_64_general_operand as operand[2] predicate. Remove "iF"
17069 from operand constraints and use "e" constraint instead.
17070 (*subti3_1, *subti3_1 splitter): Ditto.
17071 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
17072 operand[1] predicate.
17074 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
17076 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
17077 arrays, multiply the access strides by the size of the sub-array.
17078 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
17080 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
17082 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
17083 the configured assembler supports the sahf mnemonic.
17084 * configure: Regenerate.
17085 * config.in: Regenerate.
17087 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
17088 emit "sahf" or ".byte\t0x9e" as asm template.
17090 2007-03-14 Michael Meissner <michael.meissner@amd.com>
17093 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
17094 option to replace hard coded TARGET_xxx in md file.
17095 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
17096 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
17097 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
17098 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
17099 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
17100 (X86_TUNE_NOT_VECTORMODE): Ditto.
17101 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
17102 (TUNE_AVOID_VECTOR_DECODE): Ditto.
17103 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
17104 (TUNE_SLOW_IMUL_IMM8): Ditto.
17105 (TUNE_MOVE_M1_VIA_OR): Ditto.
17106 (TUNE_NOT_UNPAIRABLE): Ditto.
17107 (TUNE_NOT_VECTORMODE): Ditto.
17109 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
17112 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
17113 tuning options instead of hard coded TARGET_xxx.
17114 (fix ssemode peephole2's): Ditto.
17115 (imul peephole2's): Ditto.
17117 (movdi_or_rex64): Ditto.
17118 (move peephole2): Ditto.
17119 (not peephole2's): Ditto.
17121 2007-03-14 Dirk Mueller <dmueller@suse.de>
17123 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
17124 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
17125 * c-parser.c (c_parser_if_body): Always add an empty statement in case
17127 * c-parser.c (c_parser_do_statement): Warn about empty body in
17128 do/while statement.
17129 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
17130 * doc/invoke.texi (-Wempty-body): Update documentation.
17132 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17135 * c-common.h (warn_for_div_by_zero): Declare.
17136 * c-common.c (warn_for_div_by_zero): Define.
17137 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
17140 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17142 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
17143 to PREFIX and STANDARD_PREFIX.
17145 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17146 Phil Edwards <phil@codesourcery.com>
17148 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
17149 (__gthread_once_t): Remove busy field for RTPs.
17150 (__GTHREAD_ONCE_INIT): Update accordingly.
17152 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17154 * doc/invoke.texi: Document VxWorks options.
17156 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
17158 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
17160 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
17162 PR tree-optimization/30590
17163 * tree-nrv.c (tree_nrv): Check for the partial update of the
17166 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
17168 * flags.h (flag_random_seed): Remove declaration, in favor of...
17169 * toplev.h (get_random_seed, set_random_seed): ... these.
17170 * tree.c (get_file_function_name): Use the former.
17171 * opts.c (common_handle_option): Use the latter.
17174 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
17176 PR middle-end/31127
17177 * cse.c (cse_find_path): Do not bail out if a basic block that
17178 we already visited now becomes part of a path that starts at a
17179 different basic block. Just disallow this, to make sure we
17180 visit each basic block at most once.
17182 2007-03-13 Jan Hubicka <jh@suse.cz>
17184 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
17185 attributes, when profile esitmate is present, calls with very low
17186 frequency are cold.
17188 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
17190 PR tree-optimization/30730
17191 PR tree-optimization/26900
17192 * tree-ssa-loop-niter.c: Include gmp.h.
17193 (bounds): New type.
17194 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
17195 split_to_var_and_offset, determine_value_range,
17196 bound_difference_of_offsetted_base, refine_bounds_using_guard,
17197 bound_difference, bounds_add, bounds_negate,
17198 number_of_iterations_ne_max, dump_affine_iv): New functions.
17199 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
17200 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
17201 difference of initial and final value of control iv to validate
17203 (number_of_iterations_cond): Add loop parameter. Determine bounds
17204 on the difference of the extremes of the control iv. Add dumps.
17205 (expand_simple_operations): Handle phi nodes.
17206 (simplify_using_initial_conditions): Do not record used conditions.
17207 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
17208 Do not set additional_info.
17209 (implies_nonnegative_p, implies_ge_p): Removed.
17210 (derive_constant_upper_bound): Do not use parameter `additional'.
17211 (record_estimate): Parameter `additional' removed. Parameter
17212 `i_bound' added. Do not call derive_constant_upper_bound.
17213 (record_nonwrapping_iv): Use derive_constant_upper_bound to
17214 bound the number of iterations estimate.
17215 (estimate_numbers_of_iterations_loop): Pass the estimate from
17216 the number of iterations analysis to record_estimate.
17217 * tree.h (multiple_of_p): Declare.
17218 * tree-scalar-evolution.c (expression_expensive_p): Removed.
17219 (scev_const_prop): Do not check expression_expensive_p.
17220 * fold-const.c (multiple_of_p): Exported.
17221 * double-int.c (double_int_mask): Exported.
17222 * double-int.h (double_int_mask): Declare.
17223 * tree-flow.h (struct tree_niter_desc): Removed additional_info
17224 field. Added max field.
17226 2007-03-13 David Taylor <taylor@candd.org>
17229 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
17232 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17235 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
17236 two unamed patterns.
17238 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
17240 * config/i386/i386.opt (mcx16, msahf): New options.
17241 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
17242 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
17244 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
17245 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
17246 Output -mcx16 and -msahf options when corresponding bit is set.
17248 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
17249 and -msahf options.
17251 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
17253 * configure.ac: Test for assembler tolerance to # 0 "".
17254 * configure, config.in: Rebuilt.
17255 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
17257 2007-03-13 Geoffrey Keating <geoffk@apple.com>
17259 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
17261 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
17262 (handle_syscall): Handle direct system calls.
17263 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
17265 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
17267 * doc/invoke.texi: Fix cpp.info cross-reference.
17268 * doc/passes.texi: Fix gcc.info cross-reference.
17270 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
17272 PR tree-optimization/30835
17273 * lambda-code.c (can_convert_to_perfect_nest): Check whether
17274 bb_for_stmt is not NULL before accessing it.
17276 2007-03-12 Joseph Myers <joseph@codesourcery.com>
17278 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
17281 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
17284 * doc/install.texi: Document --enable-stage1-languages
17286 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
17288 * tree-pass.h (pass_into_cfg_layout_mode,
17289 pass_outof_cfg_layout_mode): Declare.
17290 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
17291 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
17292 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
17293 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
17295 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
17297 * c-decl.c (warn_variable_length_array): New function.
17298 Refactored from grokdeclarator to handle warn_vla
17299 and handle unnamed array case.
17300 (grokdeclarator): Refactored VLA warning case.
17301 * c.opt (Wvla): New flag.
17302 * doc/invoke.texi (Wvla): New warning.
17304 2007-03-12 Richard Henderson <rth@redhat.com>
17306 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
17307 (TARGET_SECTION_TYPE_FLAGS): New.
17309 2007-03-12 Richard Henderson <rth@redhat.com>
17311 * config/darwin.c (machopic_reloc_rw_mask): New.
17312 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
17313 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
17315 2007-03-12 Mark Mitchell <mark@codesourcery.com>
17317 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
17318 * cppdefault.h (cpp_PREFIX): Document.
17319 (cpp_PREFIX_len): Likewise.
17320 (cpp_EXEC_PREFIX): New variable.
17321 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
17322 * c-incpath.c (add_standard_paths): Correct logic for relocating
17323 paths within prefix.
17325 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
17327 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
17328 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
17330 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
17331 fix_truncdfdi_sse using SSEMODEF mode macro.
17332 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
17333 fix_truncdfsi_sse using SSEMODEF mode macro.
17334 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
17335 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
17337 2007-03-12 Richard Sandiford <richard@codesourcery.com>
17339 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
17340 elfos.h to tm_file.
17342 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
17344 * tree.h : Add multiple_of_p declaration.
17345 * fold-const.c (multiple_of_p): Make multiple_of_p public.
17346 * ipa-type-escape.c (results_of_malloc): Redundant.
17347 (visited_stmts): New. Visited stmt for walk_use_def_chains.
17348 (cast_type): Extended with new members.
17349 (check_cast): Returns cast_type.
17350 (cast): New structure for data of walk_use_def_chains.
17351 (is_malloc_result, is_cast_from_non_pointer_1,
17352 is_cast_from_non_pointer,
17353 is_array_access_through_pointer_and_index): New functions.
17354 (look_for_casts): Returns cast types.
17355 (check_call): Returns void.
17356 (okay_pointer_operation): Use support of pointer plus index,
17357 pointer plus constant and allow all multiplications.
17359 2007-03-11 Richard Guenther <rguenther@suse.de>
17361 PR tree-optimization/31115
17362 * tree-vrp.c (extract_range_from_binary_expr): Make sure
17363 the shift count is positive and non-anti-range for RSHIFT_EXPR.
17364 A shift count of zero is not special as with *_DIV_EXPR.
17365 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
17368 2007-03-11 Ian Lance Taylor <iant@google.com>
17370 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
17371 the *_DIV_EXPR codes correctly with overflow infinities.
17373 2007-03-11 Ira Rosen <irar@il.ibm.com>
17375 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
17376 indicate success/failure of the analysis. Add negation to subtrahend
17377 in case of subtraction. Fail if both operands contain constants.
17378 (create_data_ref): Fail if analyze_offset fails.
17380 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
17382 * config/i386/i386.md (frndintxf2): Rename to ...
17383 (rintxf2): ... this. Remove expander having same name.
17384 (rintsf2, rintdf2): Implement using SSEMODEF macro.
17385 (roundsf2, rounddf2): Ditto.
17386 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
17387 (lround<mode>di2, lround<mode>si2): Ditto.
17389 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
17391 * lower-subreg.c: Include except.h.
17392 (decompose_multiword_subregs): Verify that the only control flow
17393 insns we can split are loads to multi-words pseudos.
17394 Handle breaking such blocks after splitting, instead of calling
17395 find_many_sub_basic_blocks.
17397 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
17398 on the new basic block. Add a lengthy comment explaining why we
17399 thought this was necessary.
17400 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
17402 2007-03-10 Mark Mitchell <mark@codesourcery.com>
17405 * tree.c (walk_type_fields): Recurse into the element type of
17406 ARRAY_TYPEs if there is a pointer set.
17408 2007-03-10 Dirk Mueller <dmueller@suse.de>
17410 * c-common.c (warn_logical_operator): Fix condition.
17412 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
17414 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
17416 * config/darwin.c (machopic_select_section): Remove superfluous
17417 argument in call to categorize_decl_for_section. Remove unused
17420 2007-03-10 Joseph Myers <joseph@codesourcery.com>
17422 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
17424 * configure: Regenerate.
17426 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
17429 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
17430 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
17431 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
17432 Add LABEL_NUSES to emitted label.
17433 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
17434 branch probability value to emitted jump insn.
17435 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
17436 Do not check life information and do not re-arrange input operands
17437 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
17439 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
17441 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
17442 the change of decode_asm_operands.
17444 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
17446 * mode-switching.c (create_pre_exit): Skip blockage insn.
17448 2007-03-09 Diego Novillo <dnovillo@redhat.com>
17450 * tree-pass.h (TODO_update_smt_usage): Remove.
17452 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17456 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17458 * pa.c (attr_length_call): Revise condition for long
17459 pc-relative branch.
17460 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
17461 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
17462 sequence on SOM target.
17464 2007-03-09 Geoffrey Keating <geoffk@apple.com>
17466 * gcc.c: Document %{, in big comment at top.
17467 (input_suffix_matches): Remove special handling for .s and
17469 (input_spec_matches): New.
17470 (handle_braces): Handle %{,.
17471 (validate_switches): ',' indicates a value which is not a switch.
17472 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
17473 to detect assembler input.
17474 * config/i386/sol2.h (CPP_SPEC): Likewise.
17475 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
17476 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
17477 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
17478 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
17479 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
17480 -m64 causes deployment target to default to 10.5.
17481 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
17483 2007-03-09 Richard Henderson <rth@redhat.com>
17486 * target.h (targetm.asm.out.reloc_rw_mask): New.
17487 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
17488 (TARGET_ASM_OUT): Use it.
17489 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
17490 * varasm.c (categorize_decl_for_section): Remove shlib argument;
17491 use the new reloc_rw_mask target hook instead.
17492 (default_section_type_flags_1): Merge into...
17493 (default_section_type_flags): ... here.
17494 (decl_readonly_section_1): Merge into...
17495 (decl_readonly_section): ... here.
17496 (default_elf_select_section_1): Merge into...
17497 (default_elf_select_section): ... here.
17498 (default_unique_section_1): Merge into...
17499 (default_unique_section): ... here.
17500 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
17501 (default_select_rtx_section): Use it.
17502 (default_elf_select_rtx_section): Likewise.
17503 * output.h: Update to match.
17504 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
17505 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
17506 (TARGET_ASM_RELOC_RW_MASK): New.
17507 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
17508 to categorize_decl_for_section.
17509 (x86_64_elf_unique_section): Likewise.
17510 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
17511 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
17512 (TARGET_ASM_RELOC_RW_MASK): New.
17513 * config/ia64/ia64.c (ia64_rwreloc_select_section,
17514 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
17515 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
17516 (TARGET_RWRELOC): Remove.
17517 (ia64_section_type_flags): Adjust call to default_section_type_flags.
17518 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
17519 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
17520 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
17521 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
17522 (rs6000_xcoff_select_section): Use decl_readonly_section.
17523 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
17524 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
17525 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
17526 (TARGET_SECTION_TYPE_FLAGS): Remove.
17527 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
17529 2007-03-09 Roger Sayle <roger@eyesopen.com>
17531 * fold-const.c (fold_comparison): Remove compile-time evaluation of
17532 complex constant equality/inequality comparisons for here.
17533 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
17534 known at compile-time or can be simplified to a scalar comparison.
17535 (fold_relational_const): Move compile-time evaluation of complex
17536 constant equality/inequality comparisons to here.
17538 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17540 PR rtl-optimization/30643
17541 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
17543 (fold_rtx): Recurse, like before 2006-11-03.
17545 2007-03-09 DJ Delorie <dj@redhat.com>
17547 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
17550 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
17552 PR tree-optimization/30375
17553 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
17554 LHS of statements is not the same.
17555 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
17557 2007-03-09 Chao-ying Fu <fu@mips.com>
17559 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
17561 * doc/invoke.texi (-mdspr2): Document new option.
17562 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
17563 New unspec for DSP REV 2.
17564 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
17565 these instructions are extended in DSP REV 2.
17566 (mips-dspr2.md): Include.
17567 * config/mips/mips.opt (mdspr2): New option.
17568 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
17569 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
17570 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
17571 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
17572 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
17573 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
17574 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
17576 (bdesc_map): Add one field of unsupported_target_flags.
17577 (bdesc_arrays): Update entries to have extra fields. Add
17579 (mips_init_builtins): Initialize new function types.
17580 Check unsupported_target_fileds to filter out builtins.
17581 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
17583 (ASM_SPEC): Pass mdspr2 to the assembler.
17584 * config/mips/mips-dspr2.md: New file.
17586 2007-03-09 Sa Liu <saliu@de.ibm.com>
17588 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
17590 2007-03-09 Ian Lance Taylor <iant@google.com>
17592 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
17593 argument) like -Wstrict-overflow=2.
17594 * doc/invoke.texi (Warning Options): Update documentation.
17596 2007-03-09 Dirk Mueller <dmueller@suse.de>
17599 * doc/invoke.texi (-Wlogical-op): Document.
17600 * common.opt (-Wlogical-op): New.
17601 * c-common.h (warn_logical_operator): Declare.
17602 * c-common.c (warn_logical_operator): Define.
17603 * c-typeck.c (parser_build_binary_op): Call
17604 warn_logical_operator.
17606 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17608 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
17609 * final.c (final_scan_insn): Test for non-"" file name.
17611 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
17613 * doc/loop.texi: Document the Omega linear constraints solver.
17614 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
17615 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
17616 omega-hash-table-size, omega-max-keys, and
17617 omega-eliminate-redundant-constraints.
17618 * tree-pass.h (pass_check_data_deps): Declared.
17621 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
17622 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
17623 pass_check_data_deps): New.
17624 * tree-data-ref.c (init_data_ref): Remove declaration.
17625 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
17626 (analyze_array): Renamed init_array_ref, move up initializations.
17627 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
17628 Removed arguments that are set to NULL.
17629 (analyze_indirect_ref): Correct indentation, correct call to
17631 (object_analysis): Call init_array_ref instead of analyze_array.
17632 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
17633 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
17634 of DR_ACCESS_FNS_ADDR.
17635 (init_omega_eq_with_af, omega_extract_distance_vectors,
17636 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
17637 ddr_consistent_p): New.
17638 (compute_affine_dependence): Check consistency of ddrs when
17639 flag_check_data_deps is passed.
17640 (analyze_all_data_dependences): Uncomment.
17641 (tree_check_data_deps): New.
17642 * tree-data-ref.h: Include omega.h.
17643 (DR_ACCESS_FNS_ADDR): Removed.
17644 (data_dependence_relation): Add inner_loop.
17645 (DDR_INNER_LOOP): New.
17646 * common.opt (fcheck-data-deps): New.
17647 * tree-flow.h (tree_check_data_deps): Declare.
17648 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
17649 (OBJS-common): Depend on omega.o.
17651 * passes.c (pass_check_data_deps): Scheduled.
17652 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
17653 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
17654 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
17655 PARAM_VECT_MAX_VERSION_CHECKS,
17656 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
17658 2007-03-09 Richard Guenther <rguenther@suse.de>
17660 PR tree-optimization/30904
17661 PR middle-end/31058
17662 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
17663 the same way as *_DIV_EXPR.
17665 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17667 * recog.c (decode_asm_operands): No mixed declarations and code.
17669 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17671 * rtl.def (ASM_INPUT): Add location.
17672 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
17673 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
17674 (decode_asm_operands): Add loc operand.
17675 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
17676 * stmt.c (expand_asm): Rename to...
17677 (expand_asm_loc): ... this. Add locus argument. Pass it on to
17678 gen_rtx_ASM_INPUT_loc.
17679 (expand_asm_expr): Adjust.
17680 * recog.c (decode_asm_operands): Add loc operand.
17681 (check_asm_operands, extract_insn): Adjust.
17682 * reload1.c (maybe_fix_stack_asms): Likewise.
17683 * final.c (asm_insn_count): Likewise.
17684 (final_scan_insn): Output # line before and after asm.
17686 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
17688 * tree-ssa-structalias.c (variable_info): Remove
17690 (new_var_info): Ditto.
17691 (shared_bitmap_info_t): New structure.
17692 (shared_bitmap_table): New variable.
17693 (shared_bitmap_hash): New function.
17694 (shared_bitmap_eq): Ditto
17695 (shared_bitmap_lookup): Ditto.
17696 (shared_bitmap_add): Ditto.
17697 (merge_smts_into): Change to take bitmap directly.
17698 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
17699 (init_alias_vars): Init shared bitmap hashtable.
17700 (delete_points_to_sets): Delete shared bitmap hashtable.
17701 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
17702 is_aliased removal as a change that was still necessary was
17705 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
17707 * config/i386/i386.h (override_options): Conditionally disable
17708 x86_sahf for 64bit targets only.
17710 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
17713 * c-decl.c (merge_decls): Don't call make_var_volatile.
17714 * varasm.c (make_var_volatile): Remove.
17715 * output.h (make_var_volatile): Remove.
17717 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
17719 PR tree-optimization/31085
17720 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
17722 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17724 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
17725 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
17726 ATTR_CONST_NOTHROW_LIST.
17728 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17731 2007-03-08 Diego Novillo <dnovillo@redhat.com>
17733 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
17735 2007-03-08 Geoffrey Keating <geoffk@apple.com>
17738 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
17740 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
17741 passed, use shared libgcc.
17743 2007-03-08 Roger Sayle <roger@eyesopen.com>
17745 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
17746 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17747 (honor_protect_cleanup_actions, lower_try_finally_switch):
17749 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
17750 ifc_temp_var): Likewise.
17751 * tree-inline.c (setup_one_parameter): Likewise.
17752 * tree-mudflap.c (mf_decl_cache_locals,
17753 mf_build_check_statement_for): Likewise.
17754 * tree-nested.c (init_tmp_var, save_tmp_var,
17755 finalize_nesting_tree_1): Likewise.
17756 * tree-outof-ssa.c (insert_copy_on_edge,
17757 insert_backedge_copies): Likewise.
17758 * tree-profile.c (tree_gen_edge_profiler,
17759 tree_gen_ic_profiler): Likewise.
17760 * tree-scalar-evolution.c (scev_const_prop): Likewise.
17761 * tree-sra.c (sra_build_assignment): Likewise.
17762 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
17763 * tree-ssa-math-opts.c (insert_reciprocals,
17764 execute_cse_sincos_1): Likewise.
17765 * tree-tailcall.c (adjust_accumulator_values,
17766 adjust_return_value): Likewise.
17767 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
17768 * tree-vect-transform.c (vect_create_data_ref_ptr,
17769 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
17770 vect_create_epilog_for_reduction, vectorizable_reduction,
17771 vectorizable_call, vectorizable_conversion,
17772 vectorizable_assignment, vectorizable_operation,
17773 vectorizable_type_demotion, vect_gen_widened_results_half,
17774 vect_permute_store_chain, vectorizable_store,
17775 vect_setup_realignment, vect_permute_load_chain,
17776 vectorizable_load, vectorizable_condition,
17777 vect_create_cond_for_align_checks): Likewise.
17778 * tree-vrp.c (build_assert_expr_for): Likewise.
17780 2007-03-08 Ian Lance Taylor <iant@google.com>
17782 * tree-vrp.c: Include "intl.h".
17783 (usable_range_p): New static function.
17784 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
17785 overflowed values, juts set *strict_overflow_p.
17786 (compare_values): Only return -2 if one of the operands is not a
17788 (compare_ranges): Call usable_range_p.
17789 (compare_range_with_value): Likewise.
17790 (vrp_evaluate_conditional_warnv): Rename from
17791 vrp_evaluate_conditional. Make static. Change all callers.
17792 (vrp_evaluate_conditional): New function.
17793 (simplify_div_or_mod_using_ranges): Issue warning about reliance
17794 on signed overflow.
17795 (simplify_abs_using_ranges): Likewise.
17796 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
17797 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
17798 within_stmt parameter.
17799 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17800 vrp_evaluate_conditional.
17801 * tree-ssa-threadedge.c
17802 (record_temporary_equivalences_from_stmts_at_dest): Change
17803 simplify parameter to take a second tree parameter.
17804 (simplify_control_stmt_condition): Likewise.
17805 (thread_across_edge): Likewise.
17806 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17807 (thread_across_edge): Likewise.
17808 * Makefile.in (tree-vrp.o): Depend upon intl.h.
17810 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
17812 * config/i386/i386.h (TARGET_SAHF): New define.
17813 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
17814 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
17815 (x86_sahf): New global variable.
17816 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
17817 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
17818 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
17819 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
17821 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
17822 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
17823 when expanding fcomi/sahf based tests.
17824 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
17825 expanding sahf based alternative. Emit sahf based sequence when
17826 optimizing for code size.
17827 * config/i386/i386.md (x86_sahf_1): Do not disable for
17828 TARGET_64BIT, enable for TARGET_SAHF.
17830 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
17832 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
17833 spurious whitespace from error message.
17835 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
17838 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
17840 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
17842 * c-decl.c (grokdeclarator): Disable warnings for anonymous
17844 * tree-sra.c (instantiate_element): Propagate disabled warnings
17845 from the element itself to the created variable.
17847 2007-03-07 Richard Henderson <rth@redhat.com>
17850 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
17851 silently fix up the stack in the case of a missing register.
17853 2007-03-07 Paul Brook <paul@codesourcery.com>
17855 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
17857 2007-03-07 Joseph Myers <joseph@codesourcery.com>
17859 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
17861 (phase1_vrs): Use them.
17862 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
17863 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
17864 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
17865 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
17866 __gnu_Unwind_Restore_WMMXC if required.
17867 (_Unwind_VRS_Pop): Implement iWMMXt support.
17868 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
17869 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
17870 gnu_Unwind_Save_WMMXC): Define.
17872 2007-03-07 Richard Sandiford <richard@codesourcery.com>
17874 * config/vxworks.h (vxworks_override_options): Declare.
17875 (VXWORKS_OVERRIDE_OPTIONS): Use it.
17876 * config/vxworks.c: Include target.h and toplev.h.
17877 (vxworks_override_options): New function.
17878 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
17880 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
17882 * config/s390/s390.c (override_options): Don't emit an error when
17883 -mstack-size is used without providing -mstack-guard.
17884 (s390_emit_prologue): Choose stack_guard value automatically if not
17885 provided via command line.
17886 * doc/invoke.texi: Adjust description of -mstack-guard and
17889 2007-03-07 Richard Sandiford <richard@codesourcery.com>
17891 * config/i386/i386.c (output_set_got): Add a GOT initialization
17892 sequence for VxWorks PIC.
17893 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
17894 around labels as well as symbols. Use gotoff_operand instead
17895 of local_symbolic_operand.
17896 (legitimize_pic_address): Use gotoff_operand instead of
17897 local_symbolic_operand. Use @GOT accesses for labels as
17899 (ix86_output_addr_diff_elt): Use PC-relative rather than
17900 GP-relative offsets for VxWorks PIC.
17901 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
17902 no_new_pseudos. Check whether the returned register is op0.
17903 * config/i386/i386.md (tablejump): Use PC-relative rather than
17904 GP-relative offsets for VxWorks PIC.
17905 * config/i386/predicates.md (gotoff_operand): New predicate.
17907 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17909 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
17911 * config/vxworks-dummy.h: New file.
17912 * config/i386/i386.h: Include it.
17914 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
17916 * dwarf2out.c (is_inlined_entry_point): New
17917 (add_high_low_attributes): Emit DW_AT_entry_pc along with
17918 DW_AT_ranges if the first subblock is the entry point.
17920 2007-03-06 David Daney <ddaney@avtrex.com>
17922 * doc/install.texi (mips-*-*): Change recommended binutils
17925 2007-03-06 Anatoly Sokolov <aesok@post.ru>
17927 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
17928 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
17930 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17931 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17933 2007-03-06 Jan Hubicka <jh@suse.cz>
17935 * errors.h (warning, error, fatal, internal_error): Mark as cold.
17936 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
17938 (probably_cold_bb_p): Cold functions are cold.
17939 (probably_never_executed_bb_p): Cold functions are cold.
17940 (tree_bb_level_predictions): Predict calls to cold functions as not
17942 (compute_function_frequency): Check hot/cold attributes.
17943 * function.h (function_frequency): Update comments.
17944 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
17945 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
17946 (c_common_att): Add cold and hot.
17948 * doc/extend.texi (hot,cold attributes): Document.
17950 2007-03-06 Andrew Haley <aph@redhat.com>
17952 * function.c (expand_function_end): Move blockage to just after we
17953 emit the label for the naked return from the function.
17955 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17957 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
17960 2007-03-06 Jan Hubicka <jh@suse.cz>
17962 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
17963 loaded for constant large models. Non-large 64bit PIC can do.
17964 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
17965 * cmodel.h: Add LARGE PIC.
17966 * i386.md (UNSPEC_PLTOFF): New.
17967 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
17969 (*call_1_rex64): Disable for large models.
17970 (*call_1_rex64_large): New.
17971 (*call_value_1_rex64): Disable for large models.
17972 (*call_value_1_rex64_large): New.
17973 (set_rip_rex4): New.
17974 (set_got_offset_rex64): New.
17975 * predicates.md (constant_call_address_operand): For large model
17976 constant calls are not possible.
17977 * i386-protos.h (construct_plt_address): Declare.
17978 * i386.c (override_options): Accept large models.
17979 (ix86_expand_prologue): Expand large PIC GOT pointer load.
17980 (legitimate_constant_p): Add new UNSPECs.
17981 (legitimate_pic_operand_p): Likewise.
17982 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
17983 (legitimize_pic_address): Do easy RIP relative way for TLS only for
17985 (output_pic_addr_const): Add PLTOFF.
17986 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
17987 (ix86_expand_move): Legitimize pic address when in PIC mode.
17988 (construct_plt_address): New function.
17989 (ix86_expand_call): Offload the address to register and use GOT
17990 pointer for large model.
17991 * invoke.texi (mcmodel=large): Update documentation.
17993 2007-03-06 Richard Henderson <rth@redhat.com>
17995 * config/i386/i386.c (x86_use_leave, x86_push_memory,
17996 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
17997 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
17998 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
17999 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
18000 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
18001 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
18002 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
18003 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
18004 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
18005 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18006 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
18007 x86_sse_partial_reg_dependency, x86_sse_split_regs,
18008 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
18009 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
18010 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
18011 x86_schedule, x86_use_bt, x86_pad_returns,
18012 x86_use_xchgb): Merge into ...
18013 (ix86_tune_features): ... here. New array.
18014 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
18015 x86_bswap): Merge into ...
18016 (ix86_arch_features): ... here. New array.
18017 (x86_3dnow_a): Remove.
18018 (x86_accumulate_outgoing_args): Make static.
18019 (x86_arch_always_fancy_math_387): Make static.
18020 (ix86_tune_mask, ix86_arch_mask): Move ...
18021 (override_options): ... to local variables here. Apply the
18022 appropriate mask to each element of ix86_arch_features and
18023 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
18024 as were done in the old macros.
18025 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
18026 * config/i386/i386.h (x86_use_leave, x86_push_memory,
18027 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
18028 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
18029 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
18030 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
18031 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
18032 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
18033 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
18034 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
18035 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
18036 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18037 x86_accumulate_outgoing_args, x86_prologue_using_move,
18038 x86_epilogue_using_move, x86_decompose_lea,
18039 x86_arch_always_fancy_math_387, x86_shift1,
18040 x86_sse_partial_reg_dependency, x86_sse_split_regs,
18041 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
18042 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
18043 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
18044 x86_use_incdec, x86_pad_returns, x86_bswap,
18045 x86_partial_flag_reg_stall): Remove.
18046 (enum ix86_tune_indices): New.
18047 (ix86_tune_features): New.
18048 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
18049 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
18050 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
18051 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
18052 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
18053 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
18054 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
18055 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
18056 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
18057 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
18058 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
18059 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
18060 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
18061 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
18062 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
18063 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
18064 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
18065 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
18066 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
18067 TARGET_EXT_80387_CONSTANTS): Use it.
18068 (enum ix86_arch_indices): New.
18069 (ix86_arch_features): New.
18070 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
18071 TARGET_BSWAP): Use it.
18072 (ix86_tune_mask, ix86_arch_mask): Remove.
18074 2007-03-06 Joseph Myers <joseph@codesourcery.com>
18077 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
18078 Define using $${sysroot_headers_suffix}.
18079 * configure: Regenerate.
18080 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
18081 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
18083 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
18084 * gcc.c (print_sysroot_headers_suffix): New.
18085 (option_map): Include --print-sysroot-headers-suffix.
18086 (display_help): Mention -print-sysroot-headers-suffix.
18087 (process_command): Handle -print-sysroot-headers-suffix.
18088 (do_spec_1): Append multilib directory to include-fixed path if
18089 sysroot suffixes in use.
18090 (main): Handle -print-sysroot-headers-suffix.
18091 * Makefile.in (start.encap): Don't depend on xlimits.h
18092 (xlimits.h): Remove.
18093 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
18094 limits.h for each multilib in fixinc_list.
18095 (fixinc_list, s-fixinc_list): New.
18096 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
18097 generate them for each multilib in fixinc_list.
18098 (stmp-fixproto): Use include-fixed. Run fixproto for each
18099 multilib in fixinc_list.
18100 (mostlyclean): Don't remove xlimits.h.
18101 (clean): Remove include-fixed.
18102 (real-install-headers-tar, real-install-headers-cpio,
18103 real-install-headers-cp): Don't copy include, only include-fixed.
18104 (install-mkheaders): Depend on fixinc_list. Don't depend on
18105 xlimits.h. Save limits.h files for each multilib in fixinc_list.
18106 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
18107 SYSTEM_HEADER_DIR setting in mkheaders.conf.
18109 2007-03-06 Jan Hubicka <jh@suse.cz>
18111 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
18114 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18116 * configure.ac: Allow tm_file to contain build-directory files.
18117 * configure: Regenerate.
18118 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
18119 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
18120 * config/m68k/print-sysroot-suffix.sh: New file.
18122 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18124 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
18125 of pic_offset_table_rtx if reload_completed.
18126 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
18127 PIC_OFFSET_TABLE_REGNUM.
18128 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
18130 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
18131 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
18133 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18135 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
18136 functions that call eh_return.
18138 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18140 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
18141 functions that need a constant pool.
18143 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18146 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
18147 (m68k_preferred_reload_class): Likewise.
18148 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
18149 (SECONDARY_RELOAD_CLASS): Define.
18150 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
18151 (LIMIT_RELOAD_CLASS): Delete.
18152 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
18153 registers from storing bytes.
18154 (m68k_secondary_reload_class): New function.
18155 (m68k_preferred_reload_class): Likewise.
18157 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18159 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
18161 (m68k_expand_prologue): Likewise.
18163 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18165 * config/m68k/m68k-protos.h (output_sibcall): Declare.
18166 (mips_expand_epilogue): Add a bool parameter.
18167 (m68k_legitimize_sibcall_address): Declare.
18168 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
18169 (m68k_expand_epilogue): Add a parameter to select between sibling
18170 and normal epilogues. Only generate a return for the latter.
18171 (m68k_ok_for_sibcall_p): New function.
18172 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
18173 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
18174 (sibcall_value, *sibcall_value): Likewise.
18175 (*call, *call_value): Require !SIBLING_CALL_P.
18176 (epilogue): Update call to m68k_expand_epilogue.
18177 (sibcall_epilogue): New pattern.
18178 * config/m68k/predicates.md (const_call_operand): Say that this
18179 predicate applies to sibling calls too.
18180 (sibcall_operand): New predicate.
18182 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18184 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
18185 alternatives as movsi_cf.
18186 (movsf_cf_hard): Add commentary.
18188 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
18189 Richard Sandiford <richard@codesourcery.com>
18191 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
18192 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
18193 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
18194 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
18195 as being live on exit from an interrupt function.
18196 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
18197 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
18198 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
18199 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
18200 (m68k_interrupt_function_p): Globalize.
18201 (m68k_compute_frame_layout): Remove reverse mask code.
18202 (m68k_emit_movem, m68k_set_frame_related): New functions.
18203 (m68k_output_function_prologue): Delete in favor of...
18204 (m68k_expand_prologue): ...this new function.
18205 (m68k_output_function_epilogue): Delete in favor of...
18206 (m68k_expand_epilogue): ...this new function.
18207 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
18209 (print_operand): Handle %?.
18210 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
18211 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
18212 (prologue, epilogue): New patterns.
18213 (return): Turn into a define_expand.
18214 (*return): New pattern, derived from old "return" pattern. Use rte
18215 rather than rts for interrupt functions. Only use rtd if the pop
18217 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
18218 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
18219 (link, *link, unlink, *unlink, load_got): Likewise.
18221 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18225 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
18226 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
18227 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
18228 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
18229 and m68k_matches_u_p.
18230 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
18231 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
18232 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
18233 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
18234 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
18235 (REG_STRICT_P): New macro.
18236 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
18237 PCREL_GENERAL_OPERAND_OK.
18238 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
18239 m68k_legitimate_base_reg_p.
18240 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
18241 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
18242 (PIC_CASE_VECTOR_ADDRESS): Update comment.
18243 * config/m68k/m68k.c (m68k_address): New structure.
18244 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
18245 (m68k_decompose_index, m68k_legitimate_constant_address_p)
18246 (m68k_jump_table_ref_p, m68k_decompose_address)
18247 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
18248 (m68k_matches_u_p): New functions.
18249 (print_operand_address): Rewrite to use m68k_decompose_index.
18251 2007-03-05 David Taylor <dtaylor@emc.com>
18253 * gcc.c: Correct copyright date in --version output.
18255 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18257 * pa.md: In unamed move patterns, disparge copies between general
18258 and floating point registers using '?' modifier. Don't include 'f'
18259 constraint for register preferences in DImode, SImode, HImode and
18260 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
18261 Remove constraints for copies between general and floating registers
18262 in soft-float DFmode pattern.
18263 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
18267 2007-03-05 Mike Stump <mrs@apple.com>
18269 * c-common.c (targetcm): Add.
18270 * c-opts.c (c_common_handle_option): Handle language specific
18272 * opts.c (handle_option): Verify language for target options, if
18274 * opth-gen.awk: Add CL_LANG_ALL.
18275 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
18276 (TARGETCM_INITIALIZER): Add.
18277 * target.h (struct gcc_targetcm): Add.
18279 * targhooks.c (default_handle_c_option): Add.
18280 * targhooks.h (default_handle_c_option): Add.
18281 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
18283 * config/darwin.opt (iframework): Add.
18284 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
18285 * config/darwin-c.c (handle_c_option): Add.
18286 (TARGET_HANDLE_C_OPTION): Add.
18288 * doc/invoke.texi (Darwin Options): Add -iframework.
18290 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18292 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
18295 2007-03-05 Ian Lance Taylor <iant@google.com>
18297 * c.opt (fgnu89-inline): New option.
18298 * c-opts.c (c_common_post_options): Set default value for
18300 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
18301 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
18303 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
18304 (grokdeclarator, start_function): Likewise.
18305 * c-cppbuiltin.c (c_cpp_builtins): Define either
18306 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
18307 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
18308 (C Dialect Options): Document -fgnu89-inline.
18309 * doc/extend.texi (Function Attributes): Explain what the
18310 gnu_inline attribute does.
18311 * doc/cpp.texi (Common Predefined Macros): Document
18312 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
18314 2007-03-05 Ian Lance Taylor <iant@google.com>
18316 PR tree-optimization/31034
18317 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
18318 half-range if the other side is an overflow infinity.
18320 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18322 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
18323 (bfin*-linux-uclibc*): New configuration.
18324 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
18326 * config/bfin/linux.h: New file.
18327 * config/bfin/libgcc-bfin.ver: New file.
18328 * config/bfin/t-bfin-uclinux: New file.
18329 * config/bfin/t-bfin-linux: New file.
18330 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
18331 (TARGET_OS_CPP_BUILTINS): New macro.
18333 2007-03-05 Richard Guenther <rguenther@suse.de>
18335 * fold-const.c (fold_binary): Remove duplicate folding
18336 of comparison of non-null ADDR_EXPR against null.
18338 2007-03-05 Richard Guenther <rguenther@suse.de>
18339 Dorit Nuzman <dorit@il.ibm.com>
18341 PR tree-optimization/26420
18342 * tree-vectorizer.c (vectorize_loops): Bail out early if there
18343 are no loops in the function. Only print the number of
18344 vectorized loops if it is greater than zero or we are supposed
18345 to print information about unvectorized loops.
18347 2007-03-05 Revital Eres <eres@il.ibm.com>
18349 * gcc.dg/var-expand1.c: New test.
18350 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
18351 when an accumulator is expanded.
18353 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18356 * c-common.c (convert_and_check): Don't give warnings for
18357 conversion if 'expr' already overflowed.
18359 2007-03-04 Roger Sayle <roger@eyesopen.com>
18361 PR middle-end/30744
18362 * fold-const.c (fold_comparison): Enforce type consistency when
18363 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
18365 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
18367 * tree-ssa-address.c (create_mem_ref): Do not put an expression
18368 containing a cast to the base of TARGET_MEM_REF.
18370 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
18372 * tree.c (tree_contains_struct_check_failed): Remove spurious
18373 whitespace from error message.
18375 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
18378 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
18379 instead of precision.
18381 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
18382 Nathan Sidwell <nathan@codesourcery.com>
18384 * emit-rtl.c (find_auto_inc): New.
18385 (try_split): recreate REG_INC notes,
18386 Use regular for loops rather than whiles.
18388 2007-03-03 Andreas Schwab <schwab@suse.de>
18390 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
18391 * configure: Regenerate.
18393 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18395 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
18396 flag_rounding_math, not flag_unsafe_math_optimizations.
18398 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
18400 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
18401 alpha_fold_vector_minmax): Likewise.
18402 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
18403 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
18405 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
18407 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
18408 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
18409 if the lhs has side-effects.
18410 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
18412 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
18414 * config/i386/i386.h (TUNEMASK): Remove define.
18415 (ARCHMASK): Remove define.
18416 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
18417 Use ix86_arch_mask variable instead of ARCHMASK.
18418 * config/i386/i386.c (override_options): Ditto.
18419 (standard_80387_constant_p): Ditto.
18421 2007-03-02 Ian Lance Taylor <iant@google.com>
18423 Used signed infinities in VRP.
18424 * tree-vrp.c (uses_overflow_infinity): New static function.
18425 (supports_overflow_infinity): New static function.
18426 (make_overflow_infinity): New static function.
18427 (negative_overflow_infinity): New static function.
18428 (positive_overflow_infinity): New static function.
18429 (is_negative_overflow_infinity): New static function.
18430 (is_positive_overflow_infinity): New static function.
18431 (is_overflow_infinity): New static function.
18432 (overflow_infinity_range_p): New static function.
18433 (compare_values_warnv): New function split out of compare_values.
18434 (compare_value): Call it.
18435 (set_value_range_to_nonnegative): Add overflow_infinity
18436 parameter. Change caller.
18437 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
18439 (vrp_expr_computes_nonzero): Likewise.
18440 (compare_ranges, compare_range_with_value): Likewise.
18441 (compare_name_with_value, compare_names): Likewise.
18442 (vrp_evaluate_conditional): Likewise.
18443 (set_value_range): Handle infinity
18444 (vrp_operand_equal_p, operand_less_p): Likewise.
18445 (extract_range_from_assert): Likewise.
18446 (vrp_int_const_binop): Likewise.
18447 (extract_range_from_binary_expr): Likewise.
18448 (extract_range_from_unary_expr): Likewise.
18449 (extract_range_from_comparison): Likewise.
18450 (extract_range_from_expr): Likewise.
18451 (dump_value_range): Likewise.
18452 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
18453 (test_for_singularity): Likewise.
18454 (vrp_int_const_binop): Remove inline qualifier.
18455 (adjust_range_with_scev): Add comment.
18456 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
18458 2007-03-02 Diego Novillo <dnovillo@redhat.com>
18460 * tree-ssa-structalias.c (could_have_pointers): Tidy.
18461 (get_constraint_for): Likewise.
18462 (do_structure_copy): Likewise.
18463 (find_func_aliases): Fix references to MODIFY_EXPR.
18464 (intra_create_variable_infos): Tidy.
18465 * tree-ssa-operands.c (add_virtual_operand): Add argument
18467 When adding members of alias sets, if IS_CALL_SITE is true and
18468 the symbol is not call-clobbered, skip it.
18469 Adjust all callers.
18471 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
18473 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
18474 entry by means of emit_insn_at_entry.
18476 2007-03-02 Richard Henderson <rth@redhat.com>
18478 * expr.h (promoted_input_arg): Remove decl.
18479 * function.c (promoted_input_arg): Merge into ...
18480 * combine.c (setup_incoming_promotions): ... only caller.
18481 Rearrange to avoid double loop.
18483 2007-03-02 Ben Elliston <bje@au.ibm.com>
18484 Peter Bergner <bergner@vnet.ibm.com>
18485 Janis Johnson <janis187@us.ibm.com>
18487 * config/rs6000/dfp.md: New file.
18488 * config/rs6000/rs6000.md: Include dfp.md.
18489 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
18490 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
18491 and TDmode decimal float modes in FP registers.
18492 (num_insns_constant): Likewise.
18493 (rs6000_legitimate_offset_address_p): Likewise.
18494 (rs6000_legitimize_address): Likewise.
18495 (rs6000_legitimize_reload_address): Likewise.
18496 (rs6000_legitimate_address): Likewise.
18497 (rs6000_emit_move): Likewise.
18498 (function_arg_boundary): Likewise.
18499 (function_arg_advance): Likewise.
18500 (rs6000_darwin64_record_arg_recurse): Likewise.
18501 (function_arg): Likewise.
18502 (rs6000_gimplify_va_arg): Likewise.
18503 (rs6000_split_multireg_move): Likewise.
18504 (rs6000_output_function_epilogue): Likewise.
18505 (rs6000_output_function_epilogue): Likewise.
18506 (rs6000_register_move_cost): Likewise.
18507 (rs6000_function_value): Likewise.
18508 (rs6000_libcall_value): Likewise.
18510 2007-03-02 Richard Sandiford <richard@codesourcery.com>
18512 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
18514 2007-03-02 Richard Sandiford <richard@codesourcery.com>
18516 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
18517 Use $MULTIDIR to choose between the kernel and RTP headers,
18518 and use $WIND_BASE and $WIND_USR to locate them.
18520 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
18522 * config/i386/i386.c (override_options): Put initialization of
18523 ix86_tune_mask and ix86_arch_mask to the correct place.
18525 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
18526 Michael Meissner <michael.meissner@amd.com>
18529 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
18530 (ARCHMASK): Define.
18531 (TARGET_CMOVE): Use ARCHMASK.
18532 (TARGET_CMPXCHG): Ditto.
18533 (TARGET_CMPXCHG8B): Ditto.
18534 (TARGET_XADD): Ditto.
18535 (TARGET_BSWAP): Ditto.
18536 * config/i386/i386.c (ix86_tune_mask): New global variable.
18537 (ix86_arch_mask): Ditto.
18538 (override_options): Initialize ix86_tune_mask and
18539 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
18542 2007-03-02 Ben Elliston <bje@au.ibm.com>
18545 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
18547 2007-03-02 Joseph Myers <joseph@codesourcery.com>
18549 * target.h (init_dwarf_reg_sizes_extra): New target hook.
18550 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
18551 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
18552 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
18554 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
18555 rs6000_init_dwarf_reg_sizes_extra): New.
18556 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
18557 SPE register high parts.
18559 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
18561 * Makefile.in: Add install-pdf target as
18562 copied from automake v1.10 rules.
18563 * configure.ac: Add install-pdf to target list.
18564 * configure: Regenerate.
18566 2007-03-01 Paul Brook <paul@codesourcery.com>
18568 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
18569 modes to LDRD for DImode.
18570 (output_move_double): Fixup out of range ldrd/strd.
18571 (vfp_secondary_reload_class): Rename...
18572 (coproc_secondary_reload_class): ... to this. Add wb argument.
18573 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
18574 coproc_secondary_reload_class for CLASS_IWMMXT.
18575 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
18576 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
18578 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
18580 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
18581 unroll factor by the estimated number of iterations.
18582 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
18583 than prefetch latency.
18585 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
18586 decode_caches_intel, detect_caches_intel): New functions.
18587 (host_detect_local_cpu): Use detect_caches_amd and
18588 detect_caches_intel.
18590 2007-03-01 Richard Henderson <rth@redhat.com>
18592 * expr.c (emit_move_complex_push): Export.
18593 (emit_move_complex_parts): Split out from ...
18594 (emit_move_complex): ... here.
18595 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
18596 * config/i386/i386.md (movcdi): New.
18598 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
18600 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
18601 size of mode1 to check for tieable modes in MMX case.
18603 2007-03-01 Richard Sandiford <richard@codesourcery.com>
18605 * Makefile.in (rtlanal.o): Depend on tree.h.
18606 * rtl.h (offset_within_section_p, split_const): Declare.
18607 * rtlanal.c: Include tree.h.
18608 (offset_within_block_p): New function, taken from
18609 mips_offset_within_object_p.
18610 (split_const): New function, taken from mips_split_const.
18611 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
18613 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
18614 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
18615 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
18616 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
18617 (m68k_illegitimate_symbolic_constant_p): New function.
18618 * config/m68k/m68k.md (movsi): Remove misleading predicates.
18619 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
18620 symbolic constant that might be outside the symbol's section,
18621 move the symbol first and then add the offset.
18622 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
18624 * config/mips/mips.c (mips_split_const): Delete.
18625 (mips_offset_within_object_p): Delete.
18626 (mips_symbolic_constant_p): Use offset_within_section_p and
18627 split_const instead of mips_offset_within_object_p and
18629 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
18630 (mips_legitimize_const_move, print_operand_reloc)
18631 (mips_dangerous_for_la25_p): Use split_const instead of
18634 2007-02-28 Eric Christopher <echristo@apple.com>
18636 * Makefile.in (install-include-dir): Don't rm -rf include.
18638 2007-02-28 Richard Guenther <rguenther@suse.de>
18640 PR middle-end/30364
18641 * fold-const.c (fold_binary): Do not associate expressions
18642 with more than one variable for integer types that do not wrap.
18644 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
18646 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
18647 Delete, and replace with...
18648 (fold_builtin_call_array): This. Update callers to use it.
18649 * fold-const.c (fold_build_call_list): Delete, and replace with...
18650 (fold_build_call_array): This.
18651 (fold_build_call_list_initializer): Delete, and replace with...
18652 (fold_build_call_array_initializer): This.
18653 * tree.h: Update declarations to reflect above changes.
18655 * c-typeck.c (build_function_call): Store converted arguments
18656 in a stack-allocated array instead of building a list.
18657 (convert_arguments): Store arguments in the array passed in as an
18658 argument, and return the actual number of arguments.
18659 * c-format.c: (check_function_format): Pass arguments in an
18660 array instead of a list.
18661 * c-common.c (check_function_nonnull): Likewise.
18662 (check_function_sentinel): Likewise.
18663 (check_function_arguments): Likewise.
18664 * c-common.h: Update declarations to reflect above changes.
18666 2007-02-28 Jan Hubicka <jh@suse.cz>
18668 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
18669 PRED_NEGATIVE_RETURN): Update outcomes.
18671 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
18673 * calls.c (emit_library_call_value_1): Handle partial registers
18674 correctly when building up CALL_INSN_FUNCTION_USAGE.
18676 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18678 * pa/predicates.md (move_src_operand): Allow zero for mode.
18679 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
18682 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
18685 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
18686 *movv2df_internal): Enable pattern only for valid operand
18688 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
18689 tie only 128bit modes. For MMX registers, tie only 64bit modes.
18691 2007-02-27 Mike Stump <mrs@apple.com>
18693 * config/darwin-crt3.c: Avoid compilation when compiling for a
18696 2007-02-27 Joseph Myers <joseph@codesourcery.com>
18698 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
18700 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
18701 for fixed headers and limits.h.
18702 (install-include-dir, install-headers-tar, install-headers-cpio,
18703 install-headers-cp, real-install-headers-tar,
18704 real-install-headers-cpio, real-install-headers-cp): Handle
18705 include-fixed as well as include.
18706 (install-mkheaders): Don't install files that go only in include
18708 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
18709 from GCC_INCLUDE_DIR.
18710 * gcc.c (process_command): Remove special -BstageN/ handling.
18711 (do_spec_1): Add include-fixed directories.
18713 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18715 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
18717 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
18719 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
18722 2007-02-27 Mark Mitchell <mark@codesourcery.com>
18724 * c-common.c (get_priority): Add check for
18725 SUPPORTS_INIT_PRIORITY.
18727 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18729 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
18731 * config/bfin/bfin.c: Include "cfglayout.h".
18732 (MAX_LSETUP_DISTANCE): New macro.
18733 (struct loop_info): New members incoming, incoming_src and
18734 incoming_dest. Delete member predecessor.
18735 (length_for_loop): New function.
18736 (bfin_optimize_loop): Handle more different loop structures.
18737 (bfin_discover_loop): Rework detection of predecessor blocks by
18738 examining incoming edges.
18739 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
18741 (bfin_reorder_loops): New function.
18742 (bfin_reorg_loops): Use these three new functions.
18744 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
18745 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
18746 (CONSTRAINT_LEN): Add entry for 'q'.
18747 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
18748 Add 'q' constraints.
18749 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
18750 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
18752 * config/bfin/bfin.md (add_with_carry): New pattern.
18753 (s_or_u, su_optab, su_modifier): New code macros/attrs.
18754 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
18755 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
18756 support unsigned multiplies too. Removed incorrect commutativity from
18757 operand 1 constraint where appropriate.
18758 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
18760 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
18761 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
18763 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
18764 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
18765 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
18766 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
18767 usmulhisi_hh_huh): New patterns.
18769 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
18770 lshifthi3): Fix output template to use half reg for operand 2.
18772 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
18775 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
18777 2007-02-27 Andreas Schwab <schwab@suse.de>
18779 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
18781 2007-02-27 Jan Hubicka <jh@suse.cz>
18783 * predict.c (last_basic_block_p): Remove.
18784 (tree_estimate_probability): Update return heuristic for commonized
18787 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
18789 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
18791 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
18793 * doc/include/gcc-common.texi (versionsubtitle): New macro.
18794 * doc/cpp.texi: Standardize title page.
18795 * doc/cppinternals.texi: Likewise.
18796 * doc/gcc.texi: Standardize title page, remove version number
18797 from copyright page.
18798 * doc/gccint.texi: Likewise.
18799 * doc/install.texi: Standardize title page, add table of
18802 2007-02-26 Jan Hubicka <jh@suse.cz>
18804 * predict.def: Set outcomes according to more recent results.
18805 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
18806 Remove dead predictors.
18807 * predict.c (return_prediction): Fix pasto.
18809 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18811 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
18812 change; avoid a memory leak when returning early.
18814 2007-02-26 Mark Mitchell <mark@codesourcery.com>
18816 * c-decl.c (static_ctors): Move to c-common.c.
18817 (static_dtors): Likewise.
18818 (finish_function): Use c_record_cdtor_fn.
18819 (build_cdtor): Move to c-common.c.
18820 (c_write_global_declarations): Use c_build_cdtor_fns.
18821 * c-common.h (static_ctors): Declare.
18822 (static_dtors): Likewise.
18823 (c_record_cdtor_fn): Likewise.
18824 (c_build_cdtor_fns): Likewise.
18825 * c-common.c (static_ctors): New variable.
18826 (static_dtors): Likewise.
18827 (c_record_cdtor_fn): New function.
18828 (build_cdtor): Move from c-decl.c
18829 (c_build_cdtor_fns): New function.
18831 * output.h (assemble_addr_to_section): Declare.
18832 (get_cdtor_priority_section): Likewise.
18833 * varasm.c (assemble_addr_to_section): New function.
18834 (get_cdtor_priority_section): Likewise.
18835 (default_named_section_asm_out_destructor): Use them.
18836 (destor_dtor_section_asm_out_destructor): Likewise.
18837 (default_named_section_asm_out_constructor): Likewise.
18838 (default_ctor_section_asm_out_constructor): Likewise.
18839 * config.gcc (*-*-vxworks*): Include vxworks.o.
18840 * config/t-vxworks (vxworks.o): New target.
18841 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
18842 (TARGET_ASM_CONSTRUCTOR): Define.
18843 (TARGET_ASM_DESTRUCTOR): Likewise.
18844 (vxworks_asm_out_constructor): Declare.
18845 (vxworks_asm_out_destructor): Likewise.
18847 * c-common.c (get_priority): Check that we have not just an
18848 INTEGER_CST, but an integer constant with integeral type.
18850 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
18852 PR tree-optimization/30938
18853 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
18854 use &dt[nargs-1] instead of &dt[nargs] in the call to
18855 vect_is_simple_use().
18857 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
18859 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
18860 from register elimination as PRE_MODIFY / POST_MODIFY increments.
18861 Do not attempt to handle MEM inside auto-inc expressions.
18862 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
18863 of a register modified by an auto-inc expression. However, do handle
18864 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
18865 (elimination_effects): Prohibit elimination of a register modified
18866 by an auto-inc expression. Disable register elimination rules whose
18867 target register is modified by an auto-inc expression with variable
18870 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
18872 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
18874 (array_at_struct_end_p): New function.
18875 (idx_infer_loop_bounds): Use it.
18876 (estimate_numbers_of_iterations_loop): Export.
18877 * predict.c (predict_loops): Use estimated_loop_iterations_int.
18878 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
18879 (tree_estimate_probability): Call record_loop_exits.
18880 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
18881 (estimated_loop_iterations, estimated_loop_iterations_int,
18882 estimated_loop_iterations_tree): New functions.
18883 (analyze_siv_subscript_cst_affine,
18884 compute_overlap_steps_for_affine_1_2,
18885 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
18886 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
18887 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
18888 (PRED_LOOP_ITERATIONS_GUESSED): New.
18889 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
18890 * cfgloop.h (estimate_numbers_of_iterations_loop,
18891 estimated_loop_iterations_int): Declare.
18893 2007-02-25 Mark Mitchell <mark@codesourcery.com>
18895 * doc/extend.texi: Document optional priority argument to
18896 constructors and destructors.
18897 * tree.c (init_priority_for_decl): Adjust GTY markers.
18898 (init_ttree): Use priority-info hash functions for
18899 init_priority_for_decl.
18900 (tree_map_eq): Rename to ...
18901 (tree_map_base_eq): ... this.
18902 (tree_map_marked_p): Rename to ...
18903 (tree_map_base_marked_p): ... this.
18904 (tree_map_base_hash): New function.
18905 (decl_init_priority_lookup): Rework.
18906 (decl_fini_priority_lookup): New function.
18907 (decl_priority_info): New function.
18908 (decl_init_priority_insert): Use it.
18909 (decl_fini_priority_insert): Likewise.
18910 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
18912 (decl_restrict_base_insert): Likewise.
18913 (decl_debug_expr_insert): Likewise.
18914 (decl_value_expr_lookup): Likewise.
18915 (decl_value_expr_insert): Likewise.
18916 * tree.h (priority_type): New type.
18917 (decl_init_priority_lookup): Use priority_type.
18918 (decl_fini_priority_lookup): New function.
18919 (decl_init_priority_insert): Use priority_type.
18920 (decl_fini_priority_insert): New function.
18921 (DECL_HAS_INIT_PRIORITY): Tweak comments.
18922 (DECL_INIT_PRIORITY): Likewise.
18923 (SET_DECL_INIT_PRIORITY): Add comment.
18924 (DECL_FINI_PRIORITY): New macro.
18925 (SET_DECL_FINI_PRIORITY): Likewise.
18926 (DEFAULT_INIT_PRIORITY): Document.
18927 (MAX_INIT_PRIORITY): Likewise.
18928 (MAX_RESERVED_INIT_PRIORITY): Likewise.
18929 (tree_map_base): New type.
18930 (tree_map_base_eq): New function.
18931 (tree_map_base_hash): Likewise.
18932 (tree_map_base_marked_p): Likewise.
18933 (tree_map): Inherit from tree_map_base.
18934 (tree_map_eq): Make it a macro.
18935 (tree_map_marked_p): Likewise.
18936 (tree_int_map): Inherit from tree_map_base.
18937 (tree_int_map_eq): Make it a macro.
18938 (tree_int_map_hash): Likewise.
18939 (tree_int_map_marked_p): Likewise.
18940 (tree_priority_map): New type.
18941 (tree_priority_map_eq): New macro.
18942 (tree_priority_map_hash): Likewise.
18943 (tree_priority_map_marked_p): Likewise.
18944 * varasm.c (emults_decl): Adjust for refactoring of tree_map
18946 (emutls_common_1): Likewise.
18947 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
18948 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
18949 of tree_map hierarchy.
18950 * tree-cfg.c (move_stmt_r): Likewise.
18951 (new_label_mapper): Likewise.
18952 * c-tree.h (c_expand_body): Move to ...
18953 * c-common.h (c_expand_body): ... here.
18954 * c-decl.c (c_expand_body): Move to ...
18955 * c-common.c (c_expand_body): ... here.
18956 (c_common_attribute_table): Allow 1 argument for the constructor
18957 and destructor attributes.
18958 (get_priority): New function.
18959 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
18960 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
18962 2007-02-24 Jan Hubicka <jh@suse.cz>
18964 PR middle-end/30509
18965 * tree-inline.c (copy_bb): Produce exact copy of EH info when
18966 copying for inlining.
18968 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
18969 Jan Hubicka <jh@suse.cz>
18972 * i386.c (counter_mode): New function.
18973 (expand_set_or_movmem_via_loop): Use it.
18974 (expand_movmem_epilogue): Likewise; fix pasto.
18975 (ix86_expand_movmem): Do emit guard even for constant counts.
18976 (ix86_expand_setmem): Likewise.
18978 2007-02-25 Nick Clifton <nickc@redhat.com>
18980 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
18981 (JUMP_TABLES_IN_TEXT_SECTION): Define.
18983 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
18986 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
18987 count argument with 0x10, not with 0x16.
18988 (expand_setmem_epilogue): Ditto.
18990 2007-02-24 Mike Stump <mrs@apple.com>
18992 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
18995 2007-02-24 Richard Guenther <rguenther@suse.de>
18997 PR middle-end/30951
18998 * fold-const.c (fold_binary): Fold x +- CST op x for
18999 EQ_EXPR and NE_EXPR.
19001 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19003 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
19005 2007-02-24 Jan Hubicka <jh@suse.cz>
19007 * cgraphunit.c (decide_is_function_needed): Honor
19008 -fkeep-inline-functions.
19010 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19012 * builtins.c (fold_builtin_modf): New.
19013 (fold_builtin_2): Use it.
19015 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
19017 * loop-iv.c (implies_p): Detect additional cases where A implies B.
19018 (determine_max_iter): Take additional LOOP arg; all callers changed.
19019 Lose broken logic dealing with PLUS. Try to limit the upper bound by
19020 one using simplifications.
19021 (simplify_using_initial_values): Return if the expression becomes
19022 invalid due to altered regs.
19024 2007-02-23 DJ Delorie <dj@redhat.com>
19026 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
19028 2007-02-23 Mike Stump <mrs@apple.com>
19030 * tlink.c (scan_linker_output): Parse linker messages from
19031 darwin9's linker better.
19033 2007-02-23 Steve Ellcey <sje@cup.hp.com>
19036 * varpool.c (varpool_assemble_pending_decls): Set
19037 varpool_last_needed_node to null.
19039 2007-02-23 DJ Delorie <dj@redhat.com>
19041 * config/i386/i386.c (ix86_data_alignment): Don't specify an
19042 alignment bigger than the object file can handle.
19044 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
19047 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
19048 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
19049 (*movsf_1): Penalize MMX moves.
19051 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
19053 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
19054 2^32-1 or more times unless flag_unsafe_loop_optimizations.
19056 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
19058 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19060 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
19061 (fold_builtin_1): Use them.
19062 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
19063 BUILT_IN_SIGNIFICAND.
19065 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
19067 * config/i386/i386.c (bdesc_1arg): Initialize
19068 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
19069 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
19070 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
19071 and IX86_BUILTIN_MOVSLDUP.
19073 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
19075 PR rtl-optimization/30841
19076 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
19078 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19080 * builtins.c (fold_builtin_frexp): New.
19081 (fold_builtin_2): Use it.
19083 2007-02-22 Mark Mitchell <mark@codesourcery.com>
19085 * doc/invoke.texi (Spec Files): Document getenv spec function.
19087 * gcc.c (getenv_spec_function): New function.
19088 (static_spec_functions): Add it.
19089 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
19090 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
19093 2007-02-22 Michael Matz <matz@suse.de
19096 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
19097 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
19099 2007-02-22 Ian Lance Taylor <iant@google.com>
19102 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
19103 (mem_loc_descriptor): Call it.
19105 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
19106 Ira Rosen <irar@il.ibm.com>
19108 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
19110 2007-02-22 Ira Rosen <irar@il.ibm.com>
19112 PR tree-optimization/30843
19113 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
19114 stores only after all the group is vectorized.
19116 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
19118 PR tree-optimization/30858
19119 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
19120 in the reduction cycle have a single use in the loop.
19121 * tree-vectorizer.h (relevant): Add documentation.
19123 2007-02-20 Mike Stump <mrs@apple.com>
19125 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
19126 * configure: Regenerate.
19128 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19130 Change the defaults of some parameters and options.
19131 * config/spu/spu-protos.h (spu_optimization_options): Declare.
19132 * config/spu/spu.c (spu_optimization_options): Add.
19133 (spu_override_options): Change params in spu_optimization_options.
19134 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
19136 Register 127 is only 16 byte aligned when used as a frame pointer.
19137 * config/spu/spu-protos.h (spu_init_expanders): Declare.
19138 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
19139 HARD_FRAME_POINTER_REGNUM.
19140 (spu_legitimate_address): Use regno_aligned_for_reload.
19141 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
19142 aligned when frame_pointer_needed is true.
19143 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
19145 * config/spu/spu.h (INIT_EXPANDERS): Define.
19147 Make sure shift and rotate instructions have valid immediate operands.
19148 * config/spu/predicates.md (spu_shift_operand): Remove.
19149 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
19150 * config/spu/constraints.md (W, O): Extend range.
19151 * config/spu/spu.md (umask, nmask): Define.
19152 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
19153 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
19154 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
19155 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
19156 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
19157 (lshr<mode>3_reg): Fix rtl description.
19159 Make sure mulhisi immediate operands are valid.
19160 * config/spu/predicates.md (imm_K_operand): Add.
19161 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
19163 Generate constants using fsmbi and andi.
19164 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
19165 (print_operand, spu_split_immediate, classify_immediate,
19166 fsmbi_const_p): Handle IC_FSMBI2.
19168 Correctly handle a CONST_VECTOR containing symbols.
19169 * config/spu/spu.c (print_operand): Handle HIGH correctly.
19170 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
19171 (immediate_load_p): Allow symbols that use 2 instructions to create.
19172 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
19173 with symbols when flag_pic is set.
19174 (const_vector_immediate_p): New.
19175 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
19176 accept a CONST_VECTOR with symbols.
19177 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
19178 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
19180 * config/spu/spu.md (high, low): Delete.
19181 (low_<mode>): Define.
19183 Remove INTRmode and INTR_REGNUM, which didn't work.
19184 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
19186 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
19187 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
19188 peephole2 pattern): Don't use INTR or 131.
19189 (movintrcc): Delete.
19190 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
19191 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
19192 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
19193 (UNSPEC_SET_INTR): Add.
19194 * config/spu/spu-modes.def (INTR): Remove.
19196 More accurate warnings about run-time relocations.
19197 * config/spu/spu.c (reloc_diagnostic): Test in_section.
19199 Correctly warn about immediate arguments to specific intrinsics.
19200 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
19201 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
19202 the instruction predicate.
19204 Fix tree check errors with latest update.
19205 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
19207 (spu_expand_builtin): Use CALL_EXPR_FN.
19209 Add missing specific intrinsics.
19210 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
19212 * config/spu/spu_internals.h: Ditto.
19214 Fix incorrect operand modifiers.
19215 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
19216 * config/spu/spu.md (xor<mode>3): Change %S to %J.
19218 Optimize one case of zero_extend of a vec_select.
19219 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
19221 Accept any immediate for hbr.
19222 * config/spu/spu.md (hbr): Change s constraints to i.
19224 2007-02-21 Paul Brook <paul@codesourcery.com>
19226 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
19227 condexec_count when skipping USE and CLOBBER.
19229 2007-02-21 Nick Clifton <nickc@redhat.com>
19231 * common.opt (Warray-bounds): Add Warning attribute.
19232 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
19234 (fsized-zeroes): Add Optimization attribute.
19235 (fsplit-wide-types, ftree-scev-cprop): Likewise.
19236 * c.opt (Wc++0x-compat): Add Warning attribute.
19238 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
19240 PR middle-end/30761
19241 * reload1.c (eliminate_regs_in_insn): In the single_set special
19242 case, attempt to re-recognize the insn before falling back to
19243 having reload fix it up.
19245 2007-02-20 Eric Christopher <echristo@gmail.com>
19247 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
19248 Rewrite accordingly.
19249 (frv_read_iacc_argument): Ditto.
19250 (frv_expand_set_builtin): Take a call instead of arglist, update for
19252 (frv_expand_unop_builtin): Ditto.
19253 (frv_expand_binop_builtin): Ditto.
19254 (frv_expand_cut_builtin): Ditto.
19255 (frv_expand_binopimm_builtin): Ditto.
19256 (frv_expand_voidbinop_builtin): Ditto.
19257 (frv_expand_int_void2arg): Ditto.
19258 (frv_expand_prefetches): Ditto.
19259 (frv_expand_voidtriop_builtin): Ditto.
19260 (frv_expand_voidaccop_builtin): Ditto.
19261 (frv_expand_load_builtin): Ditto.
19262 (frv_expand_store_builtin): Ditto.
19263 (frv_expand_mdpackh_builtin): Ditto.
19264 (frv_expand_mclracc_builtin): Ditto.
19265 (frv_expand_mrdacc_builtin): Ditto.
19266 (frv_expand_mwtacc_builtin): Ditto.
19267 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
19270 2007-02-20 Janis Johnson <janis187@us.ibm.com>
19272 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
19273 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
19275 (HAVE_GAS_DFP): Check for assembler support of decimal floating
19276 point instructions.
19277 * configure: Regenerate.
19278 * config.in: Regenerate.
19279 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
19280 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
19281 masks to power6 and power6x and to POWERPC_MASKS.
19282 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
19284 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
19285 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
19286 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19287 Access PROTOTYPE as variable, not mask.
19289 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
19291 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
19292 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
19293 * combine.c (adjust_for_new_dest): Use it.
19294 * postreload.c (reload_combine): Likewise.
19296 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
19298 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
19299 notes on an insn with multiple sets, even if single_set returns
19300 non-NULL for that insn.
19302 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19304 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
19305 scalbn and scalbln.
19307 2007-02-20 Geoffrey Keating <geoffk@apple.com>
19309 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
19310 if user didn't pass it.
19311 * config/i386/darwin.h (CC1_SPEC): Likewise.
19312 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
19313 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
19314 -mmacosx-version-min.
19316 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19317 Uros Bizjak <ubizjak@gmail.com>
19319 * optabs.h (enum optab_index): Add new OTI_scalb.
19320 (scalb_optab): Define corresponding macro.
19321 * optabs.c (init_optabs): Initialize scalb_optab.
19322 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
19324 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
19325 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
19326 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
19327 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
19328 flag_unsafe_math_optimizations is set.
19330 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
19331 to implement scalbf, scalb and scalbl built-ins as inline x87
19334 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19335 DJ Delorie <dj@redhat.com>
19338 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
19339 (diagnostic_report_diagnostic): ... here, and turn them into real
19340 errors. If warnings are inhibited, no need to do anything.
19342 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
19344 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
19345 better code generation.
19347 2007-02-20 Ben Elliston <bje@au.ibm.com>
19349 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
19351 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
19353 * config/alpha/alpha.c, config/alpha/alpha.md,
19354 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
19355 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
19356 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
19357 config/arm/lib1funcs.asm: Follow spelling conventions.
19359 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
19360 config/fr30/fr30.md, config/i386/i386.h,
19361 config/iq2000/iq2000.h, config/iq2000/predicates.md,
19362 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
19363 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
19364 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
19365 config/rs6000/altivec.md, config/rs6000/rs6000.c,
19366 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
19367 config/sparc/sparc.c, config/sparc/sparc.h,
19368 config/sparc/sparc.md, config/spu/constraints.md,
19369 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
19372 2007-02-20 Alan Modra <amodra@bigpond.net.au>
19375 * varasm.c (use_blocks_for_decl_p): Return false for decls with
19378 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
19380 * doc/invoke.texi (-ftree-lrs): Remove.
19382 2007-02-19 Diego Novillo <dnovillo@redhat.com>
19384 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
19387 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
19389 * config/ia64/ia64.c (ia64_expand_builtin): Use the
19390 new CALL_EXPR_FN macro for retrieving the function
19391 declaration of the input expression.
19393 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19395 * c.opt (Waddress): New.
19396 * common.opt (Walways-true): Delete.
19397 (Wstring-literal-comparison): Delete.
19398 * doc/invoke.texi (Warning Options): Delete -Walways-true and
19399 -Wstring-literal-comparison. Add -Waddress.
19401 (Walways-true): Delete.
19402 (Wstring-literal-comparison): Delete.
19403 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
19404 consistently instead of -Walways-true in example.
19405 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
19406 * c-typeck.c (parser_build_binary_op): Replace
19407 -Wstring-literal-comparison and -Walways-true with -Waddress.
19408 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
19411 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
19413 * tree-cfg.c (dump_function_to_file): Be prepared for functions
19414 without DECL_STRUCT_FUNCTION initialized.
19416 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
19418 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
19419 due to calls to functions taking pointers as parameters.
19421 2007-02-19 Richard Henderson <rth@redhat.com>
19424 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
19427 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
19429 * config/s390/s390.c (s390_call_saved_register_used,
19430 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
19431 accessed to the new scheme.
19433 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
19435 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
19436 (cris_print_index, cris_print_operand, cris_print_operand_address)
19437 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
19438 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
19439 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
19440 GET_CODE () == xxx.
19441 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
19442 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
19443 GO_IF_LEGITIMATE_ADDRESS): Ditto.
19444 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
19445 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
19446 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
19447 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
19448 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
19449 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
19450 (uminsi3, call, call_value): Ditto.
19451 (define_split: indir_to_reg_split, unnamed): Ditto.
19453 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
19455 PR tree-optimization/30975
19456 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
19459 2007-02-18 Eric Christopher <echristo@gmail.com>
19461 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
19462 Remove use of arglist.
19463 (mips_expand_builtin): Remove use of arglist, pass in expr.
19464 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
19465 (mips_expand_builtin_movtf): Ditto.
19466 (mips_expand_builtin_compare): Ditto.
19468 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
19470 * tree-sra.c (sra_build_assignment): Replace assertion
19471 checking with a comment explaining why it can't be done.
19473 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
19475 PR middle-end/30833
19476 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
19477 during CALL_EXPR representation conversion.
19478 * tree-ssa-propagate.c (set_rhs): Likewise.
19480 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
19482 * tree-sra.c (sra_build_assignment): Disable assertion checking
19485 2007-02-18 Roger Sayle <roger@eyesopen.com>
19487 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
19488 instead of calling build2 with a GIMPLE_MODIFY_STMT.
19489 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
19491 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
19492 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
19493 gimplify_init_ctor_eval_range, gimple_push_cleanup,
19494 gimplify_omp_for, gimplify_omp_atomic_pipeline,
19495 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
19496 force_gimple_operand): Likewise.
19497 * ipa-cp.c (constant_val_insert): Likewise.
19498 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
19499 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
19500 perfect_nestify): Likewise.
19501 * langhooks.c (lhd_omp_assignment): Likewise.
19502 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
19503 lower_copyprivate_clauses, lower_send_clauses,
19504 lower_send_shared_vars, expand_parallel_call,
19505 expand_omp_for_generic, expand_omp_for_static_nochunk,
19506 expand_omp_for_static_chunk, expand_omp_sections,
19507 lower_omp_single_copy, lower_omp_for_lastprivate,
19508 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
19509 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
19510 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
19513 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
19515 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
19516 config/sh/sh.md: Follow spelling conventions.
19518 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
19519 config/frv/predicates.md: Follow spelling conventions.
19521 * config/m68k/linux-unwind.h: Fix a comment typo.
19522 * target.h: Follow spelling conventions.
19524 2007-02-18 Roger Sayle <roger@eyesopen.com>
19526 PR rtl-optimization/28173
19527 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
19528 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
19529 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
19530 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
19531 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
19533 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19535 * builtins.c (fold_builtin_load_exponent): New.
19536 (fold_builtin_2): Use it.
19538 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
19540 PR rtl-optimization/30773
19541 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
19542 if we fail to attach a REG_EQUIV note.
19544 2007-02-18 David Edelsohn <edelsohn@gnu.org>
19545 Roger Sayle <roger@eyesopen.com>
19547 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
19549 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
19551 * calls.c (initialize_argument_information): Pass original EXP
19552 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
19553 code to split complex arguments here, as part of initializing the
19555 (expand_call): Remove code that builds a list of arguments and
19556 inserts implicit arguments into it. Instead, just count how many
19557 implicit arguments there will be so we can determine the size of
19558 the ARGS array, and let initialize_argument_information do the work.
19559 (split_complex_values): Delete unused function.
19561 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
19563 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
19565 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
19567 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
19568 for arg pointer based indexed addressing.
19570 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
19572 * config/ia64/ia64.h, config/ia64/ia64.md,
19573 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
19574 spelling conventions.
19576 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
19578 * config/m68k/m68k.c (split_di): New.
19579 * config/m68k/m68k-protos.h: Declare split_di.
19580 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
19581 Improve predicate handling and split constant shifts.
19583 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
19585 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
19586 parameter for register bitfield operations, general predicates
19589 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
19591 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
19592 * config/m68k/linux-unwind.h: New file.
19594 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
19596 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
19597 config/i386/athlon.md, config/ia64/ia64.md,
19598 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
19599 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
19600 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
19601 tree-ssa-loop-niter.c, tree-vect-analyze.c,
19602 tree-vect-transform.c: Fix comment typos.
19604 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
19606 * sched-deps.c (find_insn_list): Remove.
19607 * sched-int.h: Remove the prototype for find_insn_list.
19609 2007-02-16 Geoffrey Keating <geoffk@apple.com>
19611 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
19613 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
19614 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
19615 darwin_rs6000_override_options.
19616 (C_COMMON_OVERRIDE_OPTIONS): Expect
19617 darwin_macosx_version_min to be non-NULL always.
19618 (TARGET_C99_FUNCTIONS): Likewise.
19619 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
19620 (DARWIN_MINVERSION_SPEC): New.
19621 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
19622 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
19624 (DARWIN_MINVERSION_SPEC): New.
19625 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
19627 * config/darwin-c.c (darwin_cpp_builtins): Expect
19628 darwin_macosx_version_min to be non-NULL always.
19630 * config/rs6000/rs6000.c: Clean up trailing whitespace.
19632 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
19634 * config/i386/i386.h (x86_use_xchgb): New.
19635 (TARGET_USE_XCHGB): New macro.
19636 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
19637 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
19638 Split after reload into bswaphi for shifts of 8.
19639 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
19640 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
19641 or when optimizing for size.
19643 2007-02-16 Richard Guenther <rguenther@suse.de>
19644 Christian Bruel <christian.bruel@st.com>
19646 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
19647 DECLs but prefer SSA_NAMEs over DECLs.
19649 2007-02-16 Richard Guenther <rguenther@suse.de>
19651 * tree-flow-inline.h (single_imm_use_p): Remove.
19652 (zero_imm_uses_p): Likewise.
19653 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
19654 instead of single_imm_use_p.
19655 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
19658 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19661 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
19662 nested double- and backquotes.
19664 2007-02-15 Roger Sayle <roger@eyesopen.com>
19666 PR middle-end/30391
19667 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
19668 should be unreachable.
19669 (build2_stat): Allow construction of MODIFY_EXPR at any time.
19670 For the time being redirect GIMPLE_MODIFY_STMT to the new
19671 (renamed) build_gimple_modify_stmt_stat.
19672 (build2_gimple_stat): Rename to...
19673 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
19674 Always build a GIMPLE_MODIFY_STMT node.
19675 * tree.h (build2_gimple, build2_gimple_stat): Delete.
19676 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
19679 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
19680 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
19681 * tree-complex.c (set_component_ssa_name, expand_complex_move,
19682 expand_complex_div_wide): Likewise.
19683 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
19684 * tree-ssa-loop-im.c (schedule_sm): Likewise.
19685 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
19686 * tree-ssa-loop-manip.c (create_iv): Likewise.
19687 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
19688 abs_replacement): Likewise.
19689 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
19690 realify_fake_stores): Likewise.
19692 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
19693 node rather than a GIMPLE_MODIFY_STMT node.
19694 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
19695 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
19697 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
19698 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
19699 GIMPLE_MODIFY_STMT.
19701 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
19703 PR middle-end/30433
19704 * fold-const.c (fold_comparison): Add back the
19705 folding of constant complex comparisions.
19707 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
19709 PR middle-end/30729
19710 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
19711 effects unknown to this function, return early.
19713 2007-02-15 Ian Lance Taylor <iant@google.com>
19715 * lower-subreg.c (move_eh_region_note): New static function.
19716 (resolve_simple_move): Call it.
19717 (decompose_multiword_subregs): Track blocks for which we resolve a
19718 simple move which is also a control flow insn. Pass them to
19719 find_many_sub_basic_blocks.
19720 (pass_lower_subreg): Add TODO_verify_flow.
19721 (pass_lower_subreg2): Likewise.
19723 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19724 Brooks Moses <brooks.moses@codesourcery.com>
19725 Lee Millward <lee.millward@codesourcery.com>
19727 * tree.h (enum tree_code_class): Add tcc_vl_exp.
19728 (VL_EXP_CLASS_P): New.
19729 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
19731 (TREE_OPERAND_CHECK_CODE): Likewise.
19732 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
19733 (TREE_RTL_OPERAND_CHECK): Likewise.
19734 (tree_operand_check_failed): Make second parameter the whole tree
19735 instead of its code. Fixed callers.
19736 (VL_EXP_CHECK): New.
19737 (TREE_OPERAND_LENGTH): New.
19738 (VL_EXP_OPERAND_LENGTH): New.
19739 (CALL_EXPR_FN): New.
19740 (CALL_EXPR_STATIC_CHAIN): New.
19741 (CALL_EXPR_ARGS): New.
19742 (CALL_EXPR_ARG): New.
19743 (call_expr_nargs): New.
19744 (CALL_EXPR_ARGP): New.
19745 (build_nt_call_list): Declare.
19746 (build_vl_exp_stat): Declare.
19747 (build_vl_exp): New.
19748 (build_call_list): Declare.
19749 (build_call_nary): Declare.
19750 (build_call_valist): Declare.
19751 (build_call_array): Declare.
19752 (call_expr_arg): Declare.
19753 (call_expr_argp): Declare.
19754 (call_expr_arglist): Declare.
19755 (fold_build_call_list): Declare.
19756 (fold_build_call_list_initializer): Declare.
19757 (fold_call_expr): Declare to replace fold_builtin.
19758 (fold_builtin_fputs): Update to agree with modified definition.
19759 (fold_builtin_strcpy): Likewise.
19760 (fold_builtin_strncpy): Likewise.
19761 (fold_builtin_memory_chk): Likewise.
19762 (fold_builtin_stxcpy_chk): Likewise.
19763 (fold_builtin_strncpy_chk): Likewise.
19764 (fold_builtin_next_arg): Likewise.
19765 (fold_build_call_expr): Declare.
19766 (fold_builtin_call_list): Declare.
19767 (fold_builtin_call_valist): Declare.
19768 (build_call_expr): Declare.
19769 (validate_arglist): Update to agree with modified definition.
19770 (tree_operand_length): New.
19771 (call_expr_arg_iterator): New.
19772 (init_call_expr_arg_iterator): New.
19773 (next_call_expr_arg): New.
19774 (first_call_expr_arg): New.
19775 (more_call_expr_args_p): New.
19776 (FOR_EACH_CALL_EXPR_ARG): New.
19778 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
19779 and tcc_gimple_stmt.
19780 (tree_code_size): Update documentation. Use sizeof (tree) rather
19781 than sizeof (char *).
19782 (tree_size): Likewise. Add case for tcc_vl_exp.
19783 (tree_node_structure): Add case for tcc_vl_exp.
19784 (contains_placeholder_p): Likewise.
19785 (substitute_in_expr): Likewise.
19786 (substitute_placeholder_in_expr): Likewise.
19787 (stabilize_reference_1): Likewise.
19788 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
19789 to diagnose breakage of this interface for constructing CALL_EXPRs.
19790 (build_nt): Add similar assertion here.
19791 (build_nt_call_list): New.
19792 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
19793 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
19795 (get_callee_fndecl): Use new CALL_EXPR accessors.
19796 (tree_operand_check_failed): Change parameters to pass entire node
19797 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
19798 (process_call_operands): New.
19799 (build_vl_exp_stat): New.
19800 (build_call_list): New.
19801 (build_call_nary): New.
19802 (build_call_valist): New.
19803 (build_call_array): New.
19804 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19805 (call_expr_arglist): New.
19807 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
19808 tcc_vl_exp instead of a fixed-size tcc_expression.
19810 * doc/c-tree.texi (CALL_EXPR): Document new representation and
19811 accessors for CALL_EXPRs.
19812 (AGGR_INIT_EXPR): Likewise.
19814 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19815 Brooks Moses <brooks.moses@codesourcery.com>
19816 Lee Millward <lee.millward@codesourcery.com>
19818 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
19819 (expand_builtin_nonlocal_goto): Change parameter to be entire
19820 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
19821 (expand_builtin_prefetch): Likewise.
19822 (expand_builtin_classify_type): Likewise.
19823 (mathfn_built_in): Return NULL_TREE instead of 0.
19824 (expand_errno_check): Use new CALL_EXPR accessors.
19825 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
19826 Return NULL_RTX instead of 0.
19827 (expand_builtin_mathfn_2): Likewise.
19828 (expand_builtin_mathfn_3): Likewise.
19829 (expand_builtin_interclass_mathfn): Likewise.
19830 (expand_builtin_sincos): Likewise.
19831 (expand_builtin_cexpi): Likewise.
19832 (expand_builtin_int_roundingfn): Likewise.
19833 (expand_builtin_int_roundingfn_2): Likewise.
19834 (expand_builtin_pow): Likewise.
19835 (expand_builtin_powi): Likewise.
19836 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
19837 of arglist, fixing callers appropriately. Use new CALL_EXPR
19838 accessors and constructors. Return NULL_RTX instead of 0.
19839 (expand_builtin_strstr): Likewise.
19840 (expand_builtin_strchr): Likewise.
19841 (expand_builtin_strrchr): Likewise.
19842 (expand_builtin_strpbrk): Likewise.
19843 (expand_builtin_memcpy): Likewise.
19844 (expand_builtin_mempcpy): Likewise.
19845 (expand_builtin_mempcpy_args): New.
19846 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
19847 (expand_builtin_memmove_args): New.
19848 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
19849 (expand_movstr): Likewise.
19850 (expand_builtin_strcpy): Likewise.
19851 (expand_builtin_strcpy_args): New.
19852 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
19853 (expand_builtin_strncpy): Likewise.
19854 (expand_builtin_memset): Likewise.
19855 (expand_builtin_memset_args): New.
19856 (expand_builtin_bzero): Similarly to expand_builtin_memset.
19857 (expand_builtin_memcmp): Likewise.
19858 (expand_builtin_strcmp): Likewise.
19859 (expand_builtin_strncmp): Likewise.
19860 (expand_builtin_strcat): Likewise.
19861 (expand_builtin_strncat): Likewise.
19862 (expand_builtin_strspn): Likewise.
19863 (expand_builtin_strcspn): Likewise.
19864 (expand_builtin_args_info): Likewise.
19865 (expand_builtin_va_start): Likewise.
19866 (gimplify_va_arg_expr): Likewise.
19867 (expand_builtin_va_end): Likewise.
19868 (expand_builtin_va_copy): Likewise.
19869 (expand_builtin_frame_address): Likewise.
19870 (expand_builtin_alloca): Likewise.
19871 (expand_builtin_bswap): Likewise.
19872 (expand_builtin_unop): Likewise.
19873 (expand_builtin_fputs): Likewise.
19874 (expand_builtin_expect): Likewise.
19875 (expand_builtin_fabs): Likewise.
19876 (expand_builtin_copysign): Likewise.
19877 (expand_builtin_printf): Likewise.
19878 (expand_builtin_fprintf): Likewise.
19879 (expand_builtin_sprintf): Likewise.
19880 (expand_builtin_init_trampoline): Likewise.
19881 (expand_builtin_signbit): Likewise.
19882 (expand_builtin_fork_or_exec): Likewise.
19883 (expand_builtin_sync_operation): Likewise.
19884 (expand_builtin_compare_and_swap): Likewise.
19885 (expand_builtin_lock_test_and_set): Likewise.
19886 (expand_builtin_lock_release): Likewise.
19887 (expand_builtin): Likewise.
19888 (builtin_mathfn_code): Likewise.
19890 (fold_builtin_constant_p): Pass call arguments individually instead
19891 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19892 accessors and constructors. Return NULL_TREE instead of 0.
19893 (fold_builtin_expect): Likewise.
19894 (fold_builtin_classify_type): Likewise.
19895 (fold_builtin_strlen): Likewise.
19896 (fold_builtin_nan): Likewise.
19897 (integer_valued_real_p): Likewise.
19898 (fold_trunc_transparent_mathfn): Likewise.
19899 (fold_fixed_mathfn): Likewise.
19900 (fold_builtin_cabs): Likewise.
19901 (fold_builtin_sqrt): Likewise.
19902 (fold_builtin_cbrt): Likewise.
19903 (fold_builtin_cos): Likewise.
19904 (fold_builtin_cosh): Likewise.
19905 (fold_builtin_tan): Likewise.
19906 (fold_builtin_sincos): Likewise.
19907 (fold_builtin_cexp): Likewise.
19908 (fold_builtin_trunc): Likewise.
19909 (fold_builtin_floor): Likewise.
19910 (fold_builtin_ceil): Likewise.
19911 (fold_builtin_round): Likewise.
19912 (fold_builtin_int_roundingfn): Likewise.
19913 (fold_builtin_bitop): Likewise.
19914 (fold_builtin_bswap): Likewise.
19915 (fold_builtin_logarithm): Likewise.
19916 (fold_builtin_hypot): Likewise.
19917 (fold_builtin_pow): Likewise.
19918 (fold_builtin_powi): Likewise.
19919 (fold_builtin_exponent): Likewise.
19920 (fold_builtin_memset): Likewise.
19921 (fold_builtin_bzero): Likewise.
19922 (fold_builtin_memory_op): Likewise.
19923 (fold_builtin_bcopy): Deleted; call site changed to invoke
19924 fold_builtin_memory_op directly.
19925 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
19926 (fold_builtin_strncpy): Likewise.
19927 (fold_builtin_memcmp): Likewise.
19928 (fold_builtin_strcmp): Likewise.
19929 (fold_builtin_strncmp): Likewise.
19930 (fold_builtin_signbit): Likewise.
19931 (fold_builtin_copysign): Likewise.
19932 (fold_builtin_isascii): Likewise.
19933 (fold_builtin_toascii): Likewise.
19934 (fold_builtin_isdigit): Likewise.
19935 (fold_builtin_fabs): Likewise.
19936 (fold_builtin_abs): Likewise.
19937 (fold_builtin_fmin_fmax): Likewise.
19938 (fold_builtin_carg): Likewise.
19939 (fold_builtin_classify): Likewise.
19940 (fold_builtin_unordered_cmp): Likewise.
19942 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
19943 New functions split out from fold_builtin_1.
19944 (fold_builtin_n): New.
19945 (fold_builtin_varargs): New.
19946 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
19948 (fold_call_expr): New.
19949 (build_function_call_expr): Rewrite to use new helper function.
19950 (fold_builtin_call_list): New.
19951 (build_call_expr): New.
19952 (fold_builtin_call_valist): New.
19953 (rewrite_call_expr): New.
19954 (validate_arg): New.
19955 (validate_arglist): Change parameter to be entire CALL_EXPR instead
19956 of an arglist. Change return type to bool. Use new CALL_EXPR
19959 (fold_builtin_strstr): Pass call arguments individually instead
19960 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19961 accessors and constructors. Return NULL_TREE instead of 0.
19962 (fold_builtin_strchr): Likewise.
19963 (fold_builtin_strrchr): Likewise.
19964 (fold_builtin_strpbrk): Likewise.
19965 (fold_builtin_strcat): Likewise.
19966 (fold_builtin_strncat): Likewise.
19967 (fold_builtin_strspn): Likewise.
19968 (fold_builtin_strcspn): Likewise.
19969 (fold_builtin_fputs): Likewise.
19970 (fold_builtin_next_arg): Likewise.
19971 (fold_builtin_sprintf): Likewise.
19973 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
19974 NULL_RTX instead of 0.
19975 (expand_builtin_memory_chk): Likewise.
19976 (maybe_emit_chk_warning): Likewise.
19977 (maybe_emit_sprintf_chk_warning): Likewise.
19979 (fold_builtin_object_size): Pass call arguments individually instead
19980 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19981 accessors and constructors. Return NULL_TREE instead of 0.
19982 (fold_builtin_memory_chk): Likewise.
19983 (fold_builtin_stxcpy_chk): Likewise.
19984 (fold_builtin_strncpy_chk): Likewise.
19985 (fold_builtin_strcat_chk): Likewise.
19986 (fold_builtin_strcat_chk): Likewise.
19987 (fold_builtin_strncat_chk): Likewise.
19988 (fold_builtin_sprintf_chk): Likewise.
19989 (fold_builtin_snprintf_chk): Likewise.
19990 (fold_builtin_printf): Likewise.
19991 (fold_builtin_vprintf): Likewise.
19993 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
19995 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
19996 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19997 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
19998 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
19999 (fold_unary): Likewise.
20000 (fold_binary): Likewise.
20001 (fold_ternary): Remove CALL_EXPR case, since they are no longer
20002 ternary expressions.
20003 (fold): Add logic for tcc_vl_exp.
20004 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
20005 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20006 (fold_build3_stat): Add assertion to flag broken interface for
20007 constructing CALL_EXPRs.
20008 (fold_build_call_list): New.
20009 (fold_build_call_list_initializer): New.
20010 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
20012 (fold_strip_sign_ops): Likewise.
20014 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20015 Brooks Moses <brooks.moses@codesourcery.com>
20016 Lee Millward <lee.millward@codesourcery.com>
20018 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
20019 accessors and dump arguments explicitly.
20021 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
20023 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
20025 (print_call_name): Use new CALL_EXPR accessors.
20027 * print-tree.c (print_node): Add case tcc_vl_exp. Print
20028 CALL_EXPR arguments explicitly instead of as a list. Use
20029 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20031 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
20032 (vrp_visit_stmt): Likewise.
20034 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
20035 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
20037 (force_move_till_expr): Likewise.
20039 * targhooks.c (default_external_stack_protect_fail): Use
20040 build_call_expr instead of build_function_call_expr.
20041 (default_hidden_stack_protect_fail): Likewise.
20043 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
20046 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
20047 and walk arguments explicitly.
20049 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
20050 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20051 (expand_simple_operations): Likewise.
20052 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
20054 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
20055 of TREE_CODE_LENGTH.
20056 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
20058 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
20059 instead of TREE_CODE_LENGTH.
20061 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
20062 (tree_ic_transform): Likewise.
20063 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
20064 parameter instead of arglist. Fix callers.
20065 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
20066 (tree_stringops_transform): Likewise.
20067 (tree_indirect_call_to_profile): Likewise.
20068 (tree_stringops_values_to_profile): Likewise.
20070 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
20071 (eliminate_tail_call): Likewise.
20073 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
20075 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
20076 Use TREE_OPERAND_LENGTH and generalize to handle any number of
20078 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
20080 * omp-low.c (build_omp_barrier): Use build_call_expr.
20081 (lower_rec_input_clauses): Likewise.
20082 (lower_reduction_clauses): Likewise.
20083 (expand_parallel_call): Likewise.
20084 (maybe_catch_exception): Likewise.
20085 (expand_omp_for_generic): Likewise.
20086 (expand_omp_for_static_nochunk): Likewise.
20087 (expand_omp_sections): Likewise.
20088 (lower_omp_single_simple): Likewise.
20089 (lower_omp_single_copy): Likewise.
20090 (lower_omp_master): Likewise.
20091 (lower_omp_ordered): Likewise.
20092 (lower_omp_critical): Likewise.
20094 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
20095 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
20097 * tree-gimple.c (is_gimple_call_addr): Fix doc.
20098 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
20099 TREE_CODE_LENGTH. Add tcc_vl_exp case.
20101 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
20102 and generalize to handle any number of operands.
20103 (chrec_contains_undetermined): Likewise.
20104 (tree_contains_chrecs): Likewise.
20105 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
20107 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
20109 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
20110 fold_call_expr instead of fold_builtin.
20111 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
20112 match declarations there.
20113 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
20116 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
20117 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20119 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
20120 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
20122 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
20125 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
20126 (execute_cse_sincos): Use new CALL_EXPR accessors.
20128 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
20130 * gimple-low.c (lower_function_body): Use build_call_expr.
20131 (lower_builtin_setjmp): Likewise.
20133 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
20134 (set_storage_via_libcall): Likewise.
20135 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
20136 instead of TREE_CODE_LENGTH.
20137 (expand_expr_real_1): Use new CALL_EXPR accessors.
20139 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
20140 generalize to handle any number of operands.
20141 (TB_parent_eq): Likewise.
20143 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
20144 (strip_builtin_expect): Likewise.
20146 * function.c (gimplify_parameters): Use build_call_expr.
20148 * tree-vectorizer.c (vect_is_simple_reduction): Use
20149 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20151 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
20152 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
20154 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
20157 * gimplify.c (build_stack_save_restore): Use build_call_expr.
20158 (gimplify_decl_expr): Likewise.
20159 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
20160 Use new CALL_EXPR iterators.
20161 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
20162 (gimplify_modify_expr_to_memset): Likewise.
20163 (gimplify_variable_sized_compare): Likewise.
20164 (gimplify_omp_atomic_fetch_op): Likewise.
20165 (gimplify_omp_atomic_pipeline): Likewise.
20166 (gimplify_omp_atomic_mutex): Likewise.
20167 (gimplify_function_tree): Likewise.
20169 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
20170 (call_expr_flags): Likewise.
20171 (expand_call): Likewise.
20173 * except.c (expand_builtin_eh_return_data_regno): Pass entire
20174 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
20177 * coverage.c (create_coverage): Use build_call_expr.
20179 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
20180 (temp_call_expr_obstack): New.
20181 (pool_copy_list): Delete.
20182 (temp_copy_call_expr): New.
20183 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
20184 CALL_EXPR accessors. Get rid of special goo for copying argument
20185 lists and use temp_copy_call_expr instead.
20186 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
20187 CALL_EXPR accessors.
20188 (create_expression_by_pieces): Likewise. Use build_call_array
20189 to construct the result instead of fold_build3.
20190 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
20191 dealing with argument lists.
20192 (init_pre): Remove references to expression_node_pool and
20193 list_node_pool. Init temp_call_expr_obstack instead.
20194 (fini_pre): Remove references to expression_node_pool and
20197 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
20198 and walk arguments explicitly instead of as a list.
20200 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
20201 (mx_register_decls): Likewise.
20202 (mudflap_register_call): Likewise.
20203 (mudflap_finish_file): Likewise.
20205 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
20206 (ipa_callsite_compute_param): Likewise.
20208 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
20209 accessors and constructor.
20211 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
20212 accessors and constructor.
20213 (convert_tramp_reference): Likewise.
20214 (convert_call_expr): Likewise.
20215 (finalize_nesting_tree_1): Likewise.
20217 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
20220 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
20222 * tree-inline.c (initialize_inlined_parameters): Pass entire
20223 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
20225 (estimate_num_insns_1): Use new CALL_EXPR accessors.
20226 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
20228 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
20229 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20230 (vectorizable_reduction): Likewise.
20231 (vectorizable_call): Use new CALL_EXPR iterators.
20232 (vectorizable_conversion): Use build_call_expr.
20233 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
20234 (vect_gen_widened_results_half): Use build_call_expr.
20235 (vect_setup_realignment): Likewise.
20236 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
20238 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
20239 (pass_through_call): Likewise.
20240 (compute_object_sizes): Likewise. Use fold_call_expr instead of
20243 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
20244 (tree_gen_pow2_profiler): Likewise.
20245 (tree_gen_one_value_profiler): Likewise.
20246 (tree_gen_ic_func_profiler): Likewise.
20247 (tree_gen_average_profiler): Likewise.
20248 (tree_gen_ior_profiler): Likewise.
20250 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
20251 (find_func_aliases): Use new CALL_EXPR accessors. Add case
20252 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20254 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
20255 of TREE_CODE_LENGTH.
20257 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
20258 of TREE_CODE_LENGTH.
20260 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
20262 (convert_to_integer): Likewise.
20264 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
20267 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20268 Brooks Moses <brooks.moses@codesourcery.com>
20269 Lee Millward <lee.millward@codesourcery.com>
20271 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
20273 * config/frv/frv.c (frv_expand_builtin): Likewise.
20274 * config/s390/s390.c (s390_expand_builtin): Likewise.
20276 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
20277 (sparc_expand_builtin): Use new CALL_EXPR accessors.
20279 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
20280 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
20281 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
20282 (ix86_expand_store_builtin): Likewise.
20283 (ix86_expand_unop_builtin): Likewise.
20284 (ix86_expand_unop1_builtin): Likewise.
20285 (ix86_expand_sse_compare): Likewise.
20286 (ix86_expand_sse_comi): Likewise.
20287 (ix86_expand_vec_init_builtin): Likewise.
20288 (ix86_expand_vec_ext_builtin): Likewise.
20289 (ix86_expand_vec_set_builtin): Likewise.
20290 (ix86_expand_builtin): Use new CALL_EXPR accessors.
20292 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
20293 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
20295 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
20296 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
20297 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
20299 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
20301 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
20302 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
20303 arglist. Use new CALL_EXPR accessors. Fix callers.
20304 (altivec_expand_abs_builtin): Likewise.
20305 (rs6000_expand_binop_builtin): Likewise.
20306 (altivec_expand_predicate_builtin): Likewise.
20307 (altivec_expand_lv_builtin): Likewise.
20308 (spe_expand_stv_builtin): Likewise.
20309 (altivec_expand_stv_builtin): Likewise.
20310 (rs6000_expand_ternop_builtin): Likewise.
20311 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
20312 (altivec_expand_st_builtin): Likewise.
20313 (altivec_expand_dst_builtin): Likewise.
20314 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
20315 arglist. Use new CALL_EXPR accessors. Fix callers.
20316 (altivec_expand_vec_set_builtin): Likewise.
20317 (altivec_expand_vec_ext_builtin): Likewise.
20318 (altivec_expand_builtin): Use new CALL_EXPR accessors.
20319 (spe_expand_builtin): Likewise.
20320 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
20321 arglist. Use new CALL_EXPR accessors. Fix callers.
20322 (spe_expand_evsel_builtin): Likewise.
20323 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
20324 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
20326 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
20327 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
20328 (arm_expand_unop_builtin): Likewise.
20329 (arm_expand_builtin): Use new CALL_EXPR accessors.
20331 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
20334 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
20335 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
20337 (bfin_expand_unop_builtin): Likewise.
20338 (bfin_expand_builtin): Use new CALL_EXPR accessors.
20340 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20341 Brooks Moses <brooks.moses@codesourcery.com>
20342 Lee Millward <lee.millward@codesourcery.com>
20344 * c-semantics.c (build_stmt): Add internal diagnostic check.
20346 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
20347 accessors. Print arguments explicitly instead of as a list.
20349 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
20351 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
20352 (c_finish_omp_flish): Likewise.
20354 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
20355 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
20356 instead of TREE_CODE_LENGTH.
20357 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
20358 (c_warn_unused_result): Likewise.
20360 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20363 * doc/invoke.texi (Warning Options): Remove
20364 -Werror-implicit-function-declaration.
20365 (Wimplicit-function-declaration): Update description.
20366 * opts.c (common_handle_option): Move handling of -Werror=* to...
20367 (enable_warning_as_error): ...here.
20368 * opts.h (enable_warning_as_error): Declare.
20369 * c-decl.c (implicit_decl_warning): Unless
20370 -Wno-implicit-function-declaration is given, emit a pedwarn if
20371 -std=c99 or emit a warning if -Wimplicit-function-declaration.
20372 * c.opt (Wimplicit-function-declaration): Replace
20373 mesg_implicit_function_declaration with
20374 warn_implicit_function_declaration.
20375 * c-opts.c (c_common_handle_option):
20376 -Werror-implicit-function-declaration is exactly equal as
20377 -Werror=implicit-function-declaration.
20378 (set_Wimplicit): Replace mesg_implicit_function_declaration with
20379 warn_implicit_function_declaration.
20380 (c_common_post_options): -Wimplict-function-declaration is enabled
20381 by default by -std=c99, otherwise is disabled by default.
20382 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
20384 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
20386 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
20387 DECL on the rhs to a DECL on the lhs for debug info purposes if the
20388 former is ignored but not the latter.
20390 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
20392 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
20393 is made and the reference doesn't use the alias set of its type,
20394 do not create the temporary using that type.
20396 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
20398 * jump.c: Remove prototypes for delete_computation and
20399 delete_prior_computation.
20401 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
20403 * jump.c (get_label_after): Delete.
20404 (get_label_before, delete_computation, delete_jump,
20405 delete_prior_computation, follow_jumps): Move...
20406 * reorg.c (delete_computation, delete_prior_computation): ... here...
20407 (get_label_before, delete_jump): ... making these static ...
20408 (follow_jumps): ... and simplifying this since it only runs after
20410 * rtl.h (get_label_after, get_label_before, delete_jump,
20411 follow_jumps): Delete prototypes.
20413 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
20415 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
20417 2007-02-15 Nick Clifton <nickc@redhat.com>
20419 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
20420 order to prevent it from being munged by the target.
20422 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
20424 * config/i386/i386.md: Remove misleading comment.
20426 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20428 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
20429 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
20432 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20434 * tree-sra.c (instantiate_missing_elements): Canonicalize
20436 (sra_build_assignment): New.
20437 (generate_copy_inout, generate_element_copy,
20438 generate_element_zero, generate_one_element_init): Use it.
20440 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20442 * tree-sra.c (instantiate_missing_elements): Canonicalize
20444 (sra_build_assignment): New.
20445 (generate_copy_inout, generate_element_copy,
20446 generate_element_zero, generate_one_element_init): Use it.
20448 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20450 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
20453 2007-02-14 Joseph Myers <joseph@codesourcery.com>
20455 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
20456 types as aggregates not scalars.
20457 * function.c (assign_stack_temp_for_type): Likewise.
20459 2007-02-14 Roger Sayle <roger@eyesopen.com>
20460 Zdenek Dvorak <dvorakz@suse.cz>
20462 * tree-dump.c (dump_switch_p_1): Require exact match of the option
20465 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
20467 * passes.c (next_pass_1): Clear the next field of the copied
20470 2007-02-14 Richard Henderson <rth@redhat.com>
20472 * tree-sra.c (early_sra): New.
20473 (decl_can_be_decomposed_p): Deny va_list if early_sra.
20474 (tree_sra_early, pass_sra_early): New.
20475 * tree-pass.h (pass_sra_early): Declare.
20476 * passes.c (init_optimization_passes): Use it.
20478 2007-02-14 Richard Guenther <rguenther@suse.de>
20480 * flags.h (issue_strict_overflow_warning): Convert to a macro.
20482 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
20484 PR tree-optimization/30771
20485 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
20487 (vect_analyze_operations): Induction phis can now be marked as
20489 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
20490 Update documentation accordingly.
20492 2007-02-14 Nick Clifton <nickc@redhat.com>
20494 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
20495 most 3 arguments are supported.
20496 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
20498 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
20500 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
20501 Ensure dst->current is valid.
20503 2007-02-13 Paul Brook <paul@codesourcery.com>
20505 * config.gcc: Add arm*-*-uclinux-*eabi.
20506 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
20507 (SUBTARGET_EXTRA_LINK_SPEC): Define.
20508 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
20509 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
20510 (LINK_SPEC): Define.
20511 (LIB_SPEC): Define.
20512 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
20514 * config/arm/uclinux-eabi.h: New file.
20515 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
20516 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
20519 2007-02-13 Ian Lance Taylor <iant@google.com>
20521 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
20522 * flags.h (warn_strict_overflow): Declare.
20523 (enum warn_strict_overflow_code): Define.
20524 (issue_strict_overflow_warning): New static inline function.
20525 * opts.c (warn_strict_overflow): New variable.
20526 (common_handle_option): Handle OPT_Wstrict_overflow and
20527 OPT_Wstrict_overflow_.
20528 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
20530 * fold-const.c: Include intl.h.
20531 (fold_deferring_overflow_warnings): New static variable.
20532 (fold_deferred_overflow_warning): New static variable.
20533 (fold_deferred_overflow_code): New static variable.
20534 (fold_defer_overflow_warnings): New function.
20535 (fold_undefer_overflow_warnings): New function.
20536 (fold_undefer_and_ignore_overflow_warnings): New function.
20537 (fold_deferring_overflow_warnings_p): New function.
20538 (fold_overflow_warning): New static function.
20539 (make_range): Add strict_overflow_p parameter. Change all
20541 (extract_muldiv, extract_muldiv_1): Likewise.
20542 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
20543 tree_expr_nonnegative_p.
20544 (fold_negate_expr): Call fold_overflow_warning.
20545 (fold_range_test): Likewise.
20546 (fold_comparison): Likewise.
20547 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
20548 instead of tree_expr_nonnegative_p.
20549 (tree_expr_nonnegative_warnv_p): Rename from
20550 tree_expr_nonnegative_p, add strict_overflow_p parameter.
20551 (tree_expr_nonnegative_p): New function.
20552 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
20553 strict_overflow_p parameter.
20554 (tree_expr_nonzero_p): New function.
20555 * passes.c (verify_interpass_invariants): New static function.
20556 (execute_one_pass): Call it.
20557 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
20559 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
20560 (estimate_numbers_of_iterations): Likewise.
20561 (scev_probably_wraps_p): Likewise.
20562 * tree-ssa-ccp.c: Include "toplev.h".
20563 (evaluate_stmt): Defer fold overflow warnings until we know we are
20565 (struct fold_stmt_r_data): Add stmt field.
20566 (fold_stmt_r): Defer fold overflow warnings until we know we
20568 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
20569 (fold_stmt_inplace): Likewise.
20570 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
20571 (cleanup_control_expr_graph): Defer fold overflow warnings until
20572 we know we are going to optimize.
20573 * tree-cfg.c (fold_cond_expr_cond): Likewise.
20574 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
20576 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
20577 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
20578 * tree-ssa-loop-manip.c (create_iv): Likewise.
20579 * c-typeck.c (build_conditional_expr): Likewise.
20580 (build_binary_op): Likewise.
20581 * tree-vrp.c (vrp_expr_computes_nonzero): Call
20582 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
20583 (extract_range_from_unary_expr): Likewise.
20584 * simplify-rtx.c (simplify_const_relational_operation): Warn when
20585 assuming that signed overflow does not occur.
20586 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
20587 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
20588 (fold_defer_overflow_warnings): Declare.
20589 (fold_undefer_overflow_warnings): Declare.
20590 (fold_undefer_and_ignore_overflow_warnings): Declare.
20591 (fold_deferring_overflow_warnings_p): Declare.
20592 (tree_expr_nonzero_warnv_p): Declare.
20593 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
20594 of warning options.
20595 (Warning Options): Document -Wstrict-overflow.
20596 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
20597 (tree-ssa-ccp.o): Likewise.
20598 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
20599 (fold-const.o): Depend on intl.h.
20601 2007-02-13 Ian Lance Taylor <iant@google.com>
20603 PR middle-end/30751
20604 * lower-subreg.c (resolve_simple_move): Decompose subregs in
20607 2007-02-13 Stuart Hastings <stuart@apple.com>
20609 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
20611 2007-02-13 Richard Henderson <rth@redhat.com>
20613 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
20614 handled_component_p before looking for the indirect_ref.
20616 2007-02-13 Richard Henderson <rth@redhat.com>
20618 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
20619 remove flags clobber.
20620 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
20621 (bswaphi_lowpart): New.
20622 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
20623 remove TARGET_BSWAP test. Delete expander of the same name.
20625 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
20626 (expand_unop): Use them.
20628 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
20630 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
20631 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
20632 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
20633 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
20634 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
20635 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
20636 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
20637 assembler dialect choice from asm templates.
20639 2007-02-12 Richard Henderson <rth@redhat.com>
20641 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
20642 (fixuns_trunc<SSEMODEF>si2): Use it.
20643 * config/i386/sse.md (vec_setv4sf_0): Export.
20644 * config/i386/i386.c (ix86_build_const_vector): Export.
20645 (ix86_split_convert_uns_si_sse): Rename from
20646 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
20647 * config/i386/i386-protos.h: Update.
20649 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20652 * c-typeck.c (c_finish_return): Improve warning message.
20654 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20656 * alias.c (find_symbolic_term): Delete unused function.
20658 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
20660 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
20661 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
20662 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
20664 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
20666 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
20667 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
20668 the function, temporarily point the debug interface to the null one.
20670 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
20672 * dwarf2out.c (round_up_to_align): New static function.
20673 (field_byte_offset): Use it to round the offset.
20675 2007-02-12 Richard Henderson <rth@redhat.com>
20677 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
20678 (inswl_const): Export.
20680 2007-02-12 Richard Henderson <rth@redhat.com>
20682 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
20683 result mode of the libcall, convert back to outmode.
20685 2007-02-12 Roger Sayle <roger@eyesopen.com>
20687 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
20688 (bswapdi2): New define_expand to implement 32-bit implementation.
20690 2007-02-12 Nick Clifton <nickc@redhat.com>
20692 * doc/invoke.texi (Overall Options): Document --help=.
20693 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
20694 (cc1_options): Pass --help= on to cc1.
20695 (display_help): Add description of --help=.
20696 (process_command): Add code to handle --help=. Allow translated
20697 --help and --target-help switches to be passed on to compiler
20699 (main): Remove unused if statement.
20700 * opts.c (columns): Remove.
20701 (LEFT_COLUMN): Define.
20702 (wrap_help): Add columns argument.
20703 (print_filtered_help): Change parameters to be an include bitmask,
20704 an exclude bitmask, an any bitmask and the column width. Move the
20705 code to display the params list here. Add code to display the
20706 status of options rather than their descriptions if the quiet flag
20708 (print_specific_help): Change parameters to be an include bitmask,
20709 an exclude bitmask and an any bitmask. Move code to look up the
20710 column width here. Decide upon the title for an options listing.
20711 (common_handle_options): Add code to handle --help=. Adapt code
20712 for --help and --target-help to use the revised form of the
20713 print_specific_help function.
20714 (print_help): Delete.
20715 (print_param_help): Delete.
20716 (print_switch): Delete.
20717 * opts.h (cl_lang_count): Add prototype.
20718 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
20719 CL_MAX_OPTION_CLASS): New defines.
20720 * optc-gen.awk: Add construction of cl_lang_count.
20721 * c.opt: Add Warning attribute to warning options and Optimization
20722 attribute to optimization options.
20723 * common.opt: Likewise.
20725 Add -fhelp and -ftarget-help as aliases for the transformed --help
20726 and --target-help options.
20727 * opt-functions.awk: Add code to handle Warning and Optimization
20730 2007-02-12 Richard Henderson <rth@redhat.com>
20732 * config/alpha/constraints.md: New file.
20733 * config/alpha/alpha.c: Include tm-constrs.h.
20734 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
20735 alpha_extra_constraint): Remove.
20736 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
20737 * config/alpha/alpha-protos.h: Update.
20738 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
20739 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
20740 (EXTRA_CONSTRAINT): Remove.
20741 * config/alpha/alpha.md: Include constraints.md.
20742 (adddi splitter): Use satisfies_constraint_*.
20743 * config/alpha/predicates.md (add_operand): Likewise.
20744 (sext_add_operand, addition_operation): Likewise.
20746 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
20748 PR tree-optimization/29145
20749 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
20750 in our handling of restrict qualified pointers.
20752 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20755 * doc/invoke.texi (Wunused-value): Update description.
20756 (Wextra): Delete item.
20757 * opts.c (set_Wextra): Don't use the value of Wextra to set the
20758 value of Wunused-value.
20759 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
20760 (c_finish_stmt_expr): Don't check extra_warnings.
20761 (emit_side_effect_warnings): The caller is responsible to check
20764 2007-02-11 Roger Sayle <roger@eyesopen.com>
20765 Matt Thomas <matt@3am-software.com>
20767 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
20769 2007-02-11 Roger Sayle <roger@eyesopen.com>
20771 * simplify-rtx.c (simplify_relational_operation_1): Optimize
20772 comparisons of POPCOUNT against zero.
20773 (simplify_const_relational_operation): Likewise.
20775 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20777 * doc/invoke.texi (Wextra): Delete outdated paragraph.
20779 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20781 * dwarf2out.c (root_type): Delete unused function.
20783 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20785 * genattrtab.c (contained_in_p): Delete unused function.
20786 (write_expr_attr_cache): Likewise.
20788 2007-02-11 Jan Hubicka <jh@suse.cz>
20790 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
20793 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
20795 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
20796 to add the REG_EQ* note.
20797 * see.c (see_merge_one_use_extension): Likewise.
20798 * local-alloc.c (update_equiv_regs): Likewise. Also don't
20799 turn REG_EQUAL notes into REG_EQUIV notes if the target
20800 register may have more than one set.
20801 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
20802 * gcse.c (try_replace_reg): Likewise.
20803 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
20804 * calls.c (fixup_tail_calls): Likewise. Abort if there is
20805 more than one REG_EQUIV note.
20806 * reload1.c (gen_reload): Use set_unique_reg_note.
20808 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
20810 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
20811 (ix86_builtin_conversion): New function.
20813 2007-02-06 Mark Mitchell <mark@codesourcery.com>
20816 * tree.h (DECL_REPLACEABLE_P): New macro.
20817 * except.c (set_nothrow_function_flags): Likewise.
20819 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
20820 Ira Rosen <irar@il.ibm.com>
20821 Dorit Nuzman <dorit@il.ibm.com>
20823 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
20824 * targhooks.c (default_builtin_vectorized_conversion): New.
20825 * targhooks.h (default_builtin_vectorized_function): New declaration.
20826 * target.h (struct vectorize): Add builtin_conversion field.
20827 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
20828 stmt_vec_info_type value.
20829 (vectorizable_conversion): New declaration.
20830 * tree-vect-analyze.c (vect_analyze_operations): Add
20831 vectorizable_conversion call.
20832 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
20833 * tree-vect-transform.c (vectorizable_conversion): New function.
20834 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
20835 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
20837 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
20838 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
20839 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
20840 or ALTIVEC_BUILTIN_VCFSX.
20842 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20845 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
20846 CONST_DOUBLE and operand 0 is a hard register.
20847 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
20848 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
20849 is a hard floating-point register.
20851 2007-02-10 Richard Henderson <rth@redhat.com>
20852 Jakub Jelinek <jakub@redhat.com>
20853 Alexandre Oliva <aoliva@redhat.com>
20855 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
20856 * builtin-types.def (BT_WORD): Make unsigned.
20857 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
20858 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
20859 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
20860 * c-decl.c (grokdeclarator): Don't error if !have_tls.
20861 * c-parser.c (c_parser_omp_threadprivate): Likewise.
20862 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
20864 * expr.c (emutls_var_address): New.
20865 (expand_expr_real_1): Expand emulated tls.
20866 (expand_expr_addr_expr_1): Likewise.
20867 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
20868 * output.h (emutls_finish): Declare.
20869 * toplev.c (compile_file): Call it.
20870 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
20871 address before wrapping in CONST.
20872 * varasm.c (emutls_htab, emutls_object_type): New.
20873 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
20874 (get_emutls_object_name, get_emutls_object_type): New.
20875 (get_emutls_init_templ_addr, emutls_decl): New.
20876 (emutls_common_1, emutls_finish): New.
20877 (assemble_variable): When emulating tls, swap decls; generate
20878 constructor for the emutls objects.
20879 (do_assemble_alias): When emulating tls, swap decl and target name.
20880 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
20882 * varpool.c (decide_is_variable_needed): Look at force_output.
20883 Recurse for emulated tls.
20884 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
20885 with decide_is_variable_needed.
20886 * emutls.c: New file.
20887 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
20888 tls_object for real tls.
20890 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
20892 PR rtl-optimization/29599
20893 * reload1.c (eliminate_regs_in_insn): Take the destination
20894 mode into account when computing the offset.
20896 2007-02-09 Stuart Hastings <stuart@apple.com>
20897 Richard Henderson <rth@redhat.com>
20899 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
20900 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
20901 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
20902 fixuns_truncdfhi2): New.
20903 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
20904 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
20905 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
20906 (floatunssidf2): Allow nonimmediate source.
20907 * config/i386/sse.md (movdi_to_sse): New.
20908 (vec_concatv2di): Drop '*'.
20909 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
20910 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20911 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
20913 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
20914 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20915 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
20916 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
20917 (ix86_build_signbit_mask): Fix decl of v, refactor to call
20918 ix86_build_const_vector.
20919 (x86_emit_floatuns): Rewrite.
20921 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20923 * genautomata.c (longest_path_length): Delete unused function.
20924 (struct state): Delete unused longest_path_length.
20925 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
20926 (get_free_state): Delete unused.
20928 2007-02-09 Jan Hubicka <jh@suse.cz>
20930 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
20931 * doc/invoke.texi (inline-unit-growth): Update default value.
20933 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
20934 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
20935 (rebuild_cgraph_edges): Likewise.
20936 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
20937 (dump_cgraph_node): Dump frequencies.
20938 (cgraph_clone_edge): Add frequency scales.
20939 (cgraph_clone_node): Add freuqnecy.
20940 * cgraph.h (cgraph_edge): Add freuqnecy argument.
20941 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
20942 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
20943 * tree-pass.h (TODO_rebuild_frequencies): New constant.
20944 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
20945 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
20946 (save_inline_function_body): Likewise.
20947 * ipa-inline.c: inluce rtl.h
20948 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
20949 (cgraph_edge_badness): Use frequencies.
20950 (cgraph_decide_recursive_inlining): Update clonning.
20951 (cgraph_decide_inlining_of_small_function): Dump frequency.
20952 * predict.c (estimate_bb_frequencies): Export.
20953 * predict.h (estimate_bb_frequencies): Declare.
20954 * tree-inline.c (copy_bb): Watch overflows.
20955 (expand_call_inline): Update call of cgraph_create_edge.
20956 (optimize_inline_calls): Use TODO flags to update frequnecies.
20957 * passes.h: Include predict.h
20958 (init_optimization_passes): Move profile ahead.
20959 (execute_function_todo): Handle TODO_rebuild_frequencies.
20961 2007-02-09 Roger Sayle <roger@eyesopen.com>
20963 * config/alpha/alpha.c (emit_insxl): Force the first operand of
20964 the insbl or inswl pattern into a register.
20966 2007-02-09 Roger Sayle <roger@eyesopen.com>
20968 * config/ia64/ia64.md (bswapdi2): New define_insn.
20970 2007-02-09 Richard Henderson <rth@redhat.com>
20972 * config/i386/constraints.md (Ym): New constraint.
20973 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
20974 (movdi_1_rex64): Split sse and xmm general register moves from
20975 memory move alternatives. Use conditional register constraints.
20976 (movsf_1, movdf_integer): Likewise.
20977 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
20978 (movdf_integer_rex64): New.
20979 (pushsf_rex64): Fix output constraints.
20980 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
20981 (sse2_stored): Likewise.
20982 (sse2_storeq_rex64): New.
20983 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
20984 amd and not generic.
20985 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
20986 for optimize_size. Remove SF/DFmode hack.
20988 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20990 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
20993 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
20994 Richard Sandiford <richard@codesourcery.com>
20996 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
20997 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
20998 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
20999 m68k/t-mlib to tmake_file.
21000 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
21001 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
21002 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
21003 Allow it to be cf or m68k. Set m68k_arch_family. If that
21004 variable is not empty, add t-$m68k_arch_family to tmake_file.
21005 Add t-mlibs to tmake_file.
21006 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
21007 * config/m68k/t-cf: New file.
21008 * config/m68k/t-m68k: Likewise.
21009 * config/m68k/t-mlibs: Likewise.
21010 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21011 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21012 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
21013 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21014 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
21016 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
21017 (INSTALL_LIBGCC): Delete.
21018 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
21019 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21020 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21021 (M68K_MLIB_CPU): Define.
21022 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21023 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21024 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
21026 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
21027 Richard Guenther <rguenther@suse.de>
21029 PR middle-end/23361
21030 * fold-const.c (fold_comparison): Handle obfuscated comparisons
21031 against INT_MIN/INT_MAX.
21032 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
21033 file if a loop is removed.
21035 2007-02-09 Joseph Myers <joseph@codesourcery.com>
21037 * calls.c (store_one_arg): Pass correct alignment to
21038 emit_push_insn for non-BLKmode values.
21039 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
21040 unaligned stack slot via a suitably aligned slot.
21042 2007-02-08 DJ Delorie <dj@redhat.com>
21044 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
21046 (legal_subregs): Use unsigned char, make const.
21047 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
21049 2007-02-08 Paul Brook <paul@codesourcery.com>
21051 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
21052 special interworking needed.
21054 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
21056 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
21057 conditional to __SSE2__.
21058 (Entries below should have been added to first ChangeLog
21059 entry for amdfam10 dated 2007-02-05)
21060 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
21062 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
21064 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
21067 2007-02-08 DJ Delorie <dj@redhat.com>
21069 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
21070 * config/m32c/m32c.c (legal_subregs): New.
21071 (m32c_illegal_subreg_p): New.
21072 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
21073 unsupported subregs of hard regs.
21075 2007-02-08 Jan Hubicka <jh@suse.cz>
21077 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
21078 the same one; always update histograms.
21080 2007-02-08 Diego Novillo <dnovillo@redhat.com>
21082 * passes.c (init_optimization_passes): Tidy comment.
21084 2007-02-08 Roger Sayle <roger@eyesopen.com>
21086 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
21087 strip zero_extend, bswap and rotates from POCOUNT's argument.
21088 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
21089 zero_extend and rotates from PARITY's argument.
21090 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
21091 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
21092 of an integer constant at compile-time.
21094 2007-02-08 Diego Novillo <dnovillo@redhat.com>
21097 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
21099 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
21102 * tree-ssa-live.c (remove_unused_locals): Do not remove
21103 TREE_ADDRESSABLE variables.
21104 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
21105 * tree-ssa-operands.c (add_virtual_operand): Remove argument
21106 FOR_CLOBBER. Update all users.
21107 If VAR has an associated alias set, add a virtual operand for
21108 it if no alias is found to conflict with the memory reference.
21110 2007-02-07 Jan Hubicka <jh@suse.cz>
21111 Robert Kidd <rkidd@crhc.uiuc.edu>
21113 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
21115 2007-02-07 Ian Lance Taylor <iant@google.com>
21117 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
21119 2007-02-07 Roger Sayle <roger@eyesopen.com>
21121 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
21122 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
21123 tablejumpdi, movsi_to_cr_one): Remove constraints from
21124 define_expand's match_operands.
21126 2007-02-07 Roger Sayle <roger@eyesopen.com>
21128 * global.c (compute_regsets): Move declatation of "i" inside of
21129 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
21131 2007-02-07 Jakub Jelinek <jakub@redhat.com>
21134 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
21135 of INDIRECT_REF <RESULT_DECL>.
21137 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
21139 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
21140 Kaz Kojima <kkojima@gcc.gnu.org>
21143 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
21145 (sh_initialize_trampoline): Add parentheses to avoid a warning.
21147 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
21149 * doc/loop.texi: Document possibility not to perform disambiguation
21150 of loops with multiple latches.
21151 * cfgloopmanip.c (alp_enum_p): Removed.
21152 (add_loop): Handle subloops. Use get_loop_body_with_size.
21153 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
21154 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
21155 the new forwarder block.
21156 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
21157 Handle the case latch is NULL.
21158 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
21159 modifications when marking loop exits.
21160 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
21162 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
21163 disambiguate_loops_with_multiple_latches.
21164 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
21165 before fix_loop_structure.
21166 * cfgloop.c: Include pointer-set.h and output.h.
21167 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
21168 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
21169 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
21170 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
21171 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
21172 disambiguate_multiple_latches, get_loop_body_with_size,
21173 disambiguate_loops_with_multiple_latches): New functions.
21174 (flow_loop_dump): Dump multiple latch edges.
21175 (flow_loop_nodes_find): Handle loops with multiple latches.
21176 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
21177 (glb_enum_p): Modified.
21178 (get_loop_body): Use get_loop_body_with_size.
21179 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
21180 (AVOID_CFG_MODIFICATIONS): New constant.
21181 (disambiguate_loops_with_multiple_latches, add_loop,
21182 get_loop_body_with_size): Declare.
21183 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
21185 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
21187 PR inline-asm/28686
21188 * global.c (compute_regsets): New function.
21189 (global_alloc): Refactored ELIMINABLE_REGSET
21190 and NO_GLOBAL_ALLOC_REGS computation out.
21191 (rest_of_handle_global_alloc): Call compute_regsets()
21192 for non-optimizing case.
21194 2007-02-06 Richard Henderson <rth@redhat.com>
21196 * config/i386/constraints.md (Y2): Rename from Y.
21197 (Yi): New constraint.
21198 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
21199 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
21200 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
21201 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
21202 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
21203 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
21204 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
21205 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
21206 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
21207 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
21208 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
21209 vec_extractv2si_1): Change Y constraints to Y2.
21210 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
21211 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
21212 Change Y constraints to Y2.
21213 (sse2_loadld): Change Y constraints to x.
21215 2007-02-06 Roger Sayle <roger@eyesopen.com>
21217 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
21218 (parity<mode>2): New define_expand using rs6000_emit_parity.
21219 * config/rs6000/rs6000.c (rs6000_emit_popcount,
21220 rs6000_emit_parity): New functions.
21221 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
21222 rs6000_emit_parity): Prototype here.
21224 2007-02-06 Ian Lance Taylor <iant@google.com>
21226 * lower-subreg.c (simple_move_operand): Reject CONST.
21227 (resolve_clobber): Call validate_change rather than directly
21228 assigning to XEXP (pat, 0).
21230 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
21232 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
21233 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
21234 (tree-cfg.o): Remove hashtab.h dependency.
21236 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
21237 (struct ivopts_data): Change niters to pointer_map_t.
21238 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
21239 (niter_for_exit): Create pointer_map on demand. Change for
21241 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
21242 (free_loop_data): Destroy data->niters if created and reset field.
21243 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
21244 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
21246 * tree-ssa-reassoc.c: Include pointer-set.h.
21247 (bb_rank): Change to long *.
21248 (operand_rank): Change to pointer_map_t.
21249 (find_operand_rank): Return long, -1 if not found. Declare as inline.
21250 (insert_operand_rank): Accept long.
21251 (operand_entry_hash, operand_entry_eq): Remove.
21252 (get_rank): Return long. Adjust for changes above.
21253 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
21255 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
21257 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
21258 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
21259 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
21261 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
21262 directly since it cannot be NULL.
21263 (get_vi_for_tree): Rewrite for pointer_map API.
21264 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
21265 (init_alias_vars): Create vi_for_tree as pointer_map.
21266 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
21268 * tree-cfg.c: Don't include hashtab.h.
21269 (edge_to_cases): Declare as pointer_map.
21270 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
21272 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
21273 (start_recording_case_labels): Create edge_to_cases as pointer_map.
21274 (end_recoding_case_labels): Cleanup edge_to_cases manually before
21276 (record_switch_edge): Delete.
21277 (get_cases_for_edge): Adjust for pointer_map API, inline
21278 record_switch_edge (rewritten for new API), remove goto.
21280 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
21282 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
21283 * tree-nested.c: Include pointer-set.h.
21284 (var_map_elt, var_map_eq, var_map_hash): Delete.
21285 (struct nesting_info): Remove GTY marker. Change the two htab_t's
21286 to pointer_map_t's.
21287 (nesting_info_bitmap_obstack): New.
21288 (lookup_field_for_decl): Adjust for pointer_map API.
21289 (lookup_tramp_for_decl): Adjust for pointer_map API.
21290 (get_nonlocal_debug_decl): Adjust for pointer_map API.
21291 (get_local_debug_decl): Adjust for pointer_map API.
21292 (convert_nl_goto_reference): Adjust for pointer_map API.
21293 (convert_nl_goto_receiver): Adjust for pointer_map API.
21294 (create_nesting_tree): Create outside GGC space. Create bitmap on
21295 the new obstack. Create field_map and var_map as pointer_maps.
21296 (free_nesting_tree): Adjust for changes to create_nesting_tree.
21298 (lower_nested_functions): Move root here, no need to NULL it.
21299 Initialize and release the obstack.
21301 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
21303 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
21304 Remove prototypes and make them non-static.
21305 (struct tree_int_map): Remove.
21306 * tree.h (struct tree_int_map): Move here, turning TO into an
21308 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
21310 * tree.h (TREE_COMPLEXITY): Remove.
21311 (struct tree_exp): Remove complexity field.
21312 * tree.c (build1_stat): Don't set it.
21314 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
21315 Victor Kaplansky <victork@il.ibm.com>
21317 * tree-vectorizer.c (vect_is_simple_use): Support induction.
21318 (vect_is_simple_reduction): Support reduction with induction as
21319 one of the operands.
21320 (vect_is_simple_iv_evolution): Fix formatting.
21321 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
21322 formatting. Don't mark induction phis for vectorization.
21323 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
21324 * tree-vect-transform.c (get_initial_def_for_induction): New function.
21325 (vect_get_vec_def_for_operand): Support induction.
21326 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
21328 (vectorizable_reduction): Support reduction with induction as one of
21330 (vectorizable_type_demotion): Use def-type of stmt argument rather
21331 than dummy def-type.
21333 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
21334 flag_tree_scev_cprop.
21335 * common.opt (tree-scev-cprop): New flag.
21337 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
21338 call to vect_get_new_vect_var.
21340 2007-02-06 Ira Rosen <irar@il.ibm.com>
21342 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
21343 vectype is not NULL.
21344 (vect_pattern_recog_1): Likewise.
21346 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21348 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
21349 (fold_negate_expr): Likewise.
21351 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
21354 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
21355 even if cv-qualification is the same.
21357 2007-02-05 Geoffrey Keating <geoffk@apple.com>
21359 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
21360 __enable_execute_stack on completion.
21362 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21364 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
21365 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
21366 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
21367 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
21368 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
21369 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
21370 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
21371 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
21373 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21375 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
21376 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
21377 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
21378 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
21379 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
21380 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
21381 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
21382 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
21383 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
21384 umuldi3_highpart_rex64, umulsi3_highpart_insn,
21385 umulsi3_highpart_zext, smuldi3_highpart_rex64,
21386 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
21387 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
21388 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
21389 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
21390 sqrtextenddfxf2_i387): Added amdfam10_decode.
21392 * config/i386/athlon.md (athlon_idirect_amdfam10,
21393 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
21394 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
21395 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
21396 athlon_ivector_store_amdfam10): New define_insn_reservation.
21397 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
21400 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21402 * config/i386/athlon.md (athlon_call_amdfam10,
21403 athlon_pop_amdfam10, athlon_lea_amdfam10): New
21404 define_insn_reservation.
21405 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
21406 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
21407 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
21409 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21411 * config/i386/athlon.md (athlon_sseld_amdfam10,
21412 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
21413 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
21415 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21417 * config/i386/athlon.md (athlon_sseins_amdfam10): New
21418 define_insn_reservation.
21419 * config/i386/i386.md (sseins): Added sseins to define_attr type
21420 and define_attr unit.
21421 * config/i386/sse.md: Set type attribute to sseins for insertq
21424 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21426 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
21427 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
21428 ssecomi_load_amdfam10, ssecomi_amdfam10,
21429 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
21430 define_insn_reservation.
21431 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
21433 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21435 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
21436 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
21437 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
21438 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
21439 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
21440 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
21441 define_insn_reservation.
21443 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
21444 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
21445 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
21446 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
21447 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
21449 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21451 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
21452 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
21453 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
21454 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
21455 athlon_ssemul_load_k8): Added amdfam10.
21457 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21459 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
21460 (x86_sse_unaligned_move_optimal): New variable.
21462 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
21464 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
21465 for unaligned vector SSE double/single precision loads for AMDFAM10.
21467 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21469 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
21470 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
21471 Define TARGET_CPU_DEFAULT_amdfam10.
21472 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
21473 (processor_type): Add PROCESSOR_AMDFAM10.
21475 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
21476 processor_type in config/i386/i386.h.
21477 Enable imul peepholes for TARGET_AMDFAM10.
21479 * config.gcc: Add support for --with-cpu option for amdfam10.
21481 * config/i386/i386.c (amdfam10_cost): New variable.
21482 (m_AMDFAM10): New macro.
21483 (m_ATHLON_K8_AMDFAM10): New macro.
21484 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
21485 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
21486 x86_promote_QImode, x86_integer_DFmode_moves,
21487 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21488 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
21489 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
21490 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
21491 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
21492 Enable/disable for amdfam10.
21493 (override_options): Add amdfam10_cost to processor_target_table.
21494 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
21495 processor_alias_table.
21496 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
21497 (ix86_adjust_cost): Add code for amdfam10.
21499 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21501 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
21502 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
21503 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
21504 * config/i386/i386.h: Add builtin definition for SSE4A.
21505 * config/i386/i386.md: Add support for ABM instructions
21506 (popcnt and lzcnt).
21507 * config/i386/sse.md: Add support for SSE4A instructions
21508 (movntss, movntsd, extrq, insertq).
21509 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
21510 Add -march=amdfam10 flag.
21511 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
21512 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
21514 * doc/extend.texi: Add documentation for SSE4A builtins.
21516 2007-02-05 Bob Wilson <bob.wilson@acm.org>
21518 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
21520 2007-02-05 Richard Guenther <rguenther@suse.de>
21522 * tree-vectorizer.h (vectorizable_function): Add argument type
21523 argument, change return type.
21524 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
21525 * tree-vect-transform.c (vectorizable_function): Handle extra
21526 argument, return vectorized function decl.
21527 (build_vectorized_function_call): Remove.
21528 (vectorizable_call): Handle calls with result and argument types
21529 differing. Handle loop vectorization factor correctly.
21530 * targhooks.c (default_builtin_vectorized_function): Adjust for
21532 * targhooks.h (default_builtin_vectorized_function): Likewise.
21533 * target.h (builtin_vectorized_function): Add argument type
21535 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
21536 extra argument, allow vectorizing of lrintf.
21537 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
21538 documentation of target hook.
21540 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
21543 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
21544 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
21545 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
21547 2007-02-05 Roger Sayle <roger@eyesopen.com>
21549 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
21550 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
21551 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
21552 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
21553 before canonicalizing sincos to cexpi.
21554 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
21556 2007-02-05 Roger Sayle <roger@eyesopen.com>
21558 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
21559 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
21560 (alpha_init_builtins): Use alpha_add_builtins to process tables.
21562 2007-02-05 Roger Sayle <roger@eyesopen.com>
21564 * mips-tfile.c (initialize_init_file): Correct endianness test.
21566 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
21568 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
21569 the 'y' constraint.
21571 2007-02-05 Richard Sandiford <richard@codesourcery.com>
21573 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
21574 saves in a PARALLEL before the register assignments.
21576 2007-02-05 Richard Sandiford <richard@codesourcery.com>
21578 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
21579 DWARF_FRAME_RETURN_COLUMN to be a general register.
21580 * dwarf2out.c (init_return_column_size): New function, split from...
21581 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
21582 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
21583 to be nongeneral registers.
21584 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
21586 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
21587 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
21589 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
21591 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
21593 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
21595 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
21596 (remove_path): Use can_remove_branch_p and remove_branch instead
21597 of loop_delete_branch_edge.
21598 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
21599 (tree_transform_and_unroll_loop): Remove dead branches immediately.
21600 Update profile using scale_dominated_blocks_in_loop.
21601 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
21602 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
21603 (can_remove_branch_p, remove_branch): Declare.
21604 * tree-cfg.c (tree_can_remove_branch_p): New function.
21605 (tree_cfg_hooks): Add tree_can_remove_branch_p.
21606 * cfgrtl.c (rtl_can_remove_branch_p): New function.
21607 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
21609 2007-02-05 Jan Hubicka <jh@suse.cz>
21611 PR middle-end/30696
21612 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
21613 nodes in cgraph, don't remove offline copy of the function.
21615 2007-02-04 Jan Hubicka <jh@suse.cz>
21617 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
21618 vectors might cause maybe_lookup_element_for_expr to be called
21619 on non-sra-candidate.
21621 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
21623 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
21624 config/bfin/bfin.md, config/bfin/predicates.md: Follow
21625 spelling conventions.
21627 2007-02-04 Richard Guenther <rguenther@suse.de>
21629 PR middle-end/30636
21630 * fold-const.c (try_move_mult_to_index): Make sure to not
21631 overflow one dimension of a multi-dimensional array access.
21633 2007-02-04 Jan Hubicka <jh@suse.cz>
21635 * passes.c (init_optimization_passes): Reindent.
21637 2007-02-04 Jan Hubicka <jh@suse.cz>
21638 Eric Botcazou <ebotcazou@adacore.com>
21640 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
21641 (execute_fixup_cfg): Break out the abnormal goto code.
21642 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
21643 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
21644 (optimize_inline_calls): Call make_nonlocal_label_edges.
21646 2007-02-04 Jan Hubicka <jh@suse.cz>
21648 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
21649 true when something was changed.
21650 (rename_ssa_copies): When something was changed, do
21651 TODO_remove_unused_locals.
21652 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
21653 add TODO_remove_unused_locals when instruction was removed.
21655 2007-02-04 Jan Hubicka <jh@suse.cz>
21657 * ipa-inline.c (try_inline): Improve debug output; work on already
21659 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
21660 call try_inline for already inlined edges too when flattening;
21661 inline also functions that make callee growth but overall unit size
21664 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
21666 * config/m32c/bitops.md, config/m32c/jump.md,
21667 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
21668 config/m32r/m32r.h, config/m32r/m32r.md,
21669 config/m32r/predicates.md, config/m68hc11/larith.asm,
21670 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
21671 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
21672 config/mips/mips-protos.h, config/mips/mips.c,
21673 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
21674 config/mn10300/mn10300.h, config/mn10300/predicates.md,
21675 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
21676 spelling conventions.
21678 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
21679 Follow spelling conventions.
21681 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
21683 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
21684 warn about C++0x compatibility.
21686 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
21688 * config/h8300/h8300.c, config/h8300/h8300.h,
21689 config/h8300/h8300.md: Follow spelling conventions.
21691 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
21693 PR middle-end/30667
21694 * combine.c (try_combine): Do not substitute source operand
21695 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
21697 2007-02-03 Jan Hubicka <jh@suse.cz>
21699 PR gcov-profile/30650
21700 * value-prof.c (stringop_block_profile): Fix handling of size counter;
21701 do not divide by zero for never executed counters.
21702 (tree_find_values_to_profile): Fix counters.
21703 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
21705 2007-02-03 Ian Lance Taylor <iant@google.com>
21707 * lower-subreg.c (simple_move_operand): New static function,
21708 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
21710 (simple_move): Call simple_move_operand.
21711 (find_decomposable_subregs): Add special handling of MEMs.
21712 (can_decompose_p): Rename from cannot_decompose_p. Reverse
21713 meaning of return value. If we see a hard register, test whether
21714 it can store a word_mode value. Change all callers.
21716 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21718 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
21719 ftrapv insns and expanders.
21720 (subdi3): Change define_expand operand 1 to arith11_operand, and
21721 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
21722 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
21723 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
21726 PR middle-end/30174
21727 * varasm.c (notice_global_symbol): Treat global objects as weak when
21728 flag_shlib is true.
21730 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21732 * emit-rtl.c (dconstpi): Delete.
21733 (dconstsqrt2): New.
21734 (init_emit_once): Delete dconstpi and init dconstsqrt2.
21735 * real.h (dconstpi): Delete.
21736 (dconstsqrt2): New.
21737 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
21738 (fold_builtin_hypot): Likewise.
21740 2007-02-03 Tom Tromey <tromey@redhat.com>
21743 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
21744 -gcoff3, -gxcoff3, -gvms3 implies -dD.
21746 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
21748 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
21749 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
21750 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
21751 config/rs6000/cell.md, config/rs6000/darwin.h,
21752 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
21753 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
21754 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
21755 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
21756 typos. Follow spelling conventions.
21757 * doc/invoke.texi: Follow spelling conventions.
21759 2007-02-03 Roger Sayle <roger@eyesopen.com>
21761 * simplify-rtx.c (simplify_relational_operation_1): Implement some
21762 canonicalization transformations that attempt to simplify integer
21763 constant comparisons to become comparisons against zero.
21765 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21767 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
21769 * fold-const.c (fold_binary): Fix comment typos. Fold complex
21770 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
21772 2007-02-02 Mike Stump <mrs@apple.com>
21774 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
21775 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
21776 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
21777 generate a branch island.
21779 2007-02-02 Bob Wilson <bob.wilson@acm.org>
21781 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
21782 (xtensa_legitimate_address_p): New.
21783 (xtensa_legitimize_address): New.
21784 (xtensa_output_addr_const_extra): New.
21785 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
21787 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
21788 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
21789 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
21790 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
21791 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
21792 (xtensa_legitimize_address): New.
21793 (xtensa_output_addr_const_extra): New.
21795 2007-02-02 Steve Ellcey <sje@cup.hp.com>
21797 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
21799 2007-02-02 Ian Lance Taylor <iant@google.com>
21801 * expmed.c (expand_divmod): Add comment.
21803 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
21805 * emit-rtl.c (renumber_insns): Remove.
21806 * flags.h: Remove the extern for flag_renumber_insns.
21807 * rtl.h: Remove the prototype for renumber_insns.
21808 * toplev.c (flag_renumber_insns): Remove.
21810 2007-02-02 Hui-May Chang <hm.chang@apple.com>
21812 Revert for x86 darwin:
21813 2005-06-19 Uros Bizjak <uros@kss-loka.si>
21815 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
21816 code before the following patch under TARGET_MACHO.
21817 (ix86_function_value_regno_p): Likewise.
21819 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21821 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
21824 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21827 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
21828 loads to general or fp registers. Add comments.
21829 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
21831 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
21833 * pointer-set.c (insert_aux): Only return insertion slot.
21834 (pointer_set_insert): Adjust.
21835 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
21836 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
21837 pointer_map_traverse): New.
21838 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
21839 pointer_map_create, pointer_map_destroy, pointer_map_insert,
21840 pointer_map_contains, pointer_map_traverse): Declare.
21842 2007-02-02 Jakub Jelinek <jakub@redhat.com>
21844 PR middle-end/30473
21845 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
21846 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
21848 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21850 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
21852 (struct _dep): New type.
21853 (dep_t): New typedef.
21854 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
21855 (DEP_STATUS): New access macro. The macro with the same name was
21856 renamed to DEP_LINK_STATUS.
21857 (dep_init): Declare function
21859 (struct _dep_link): New type.
21860 (dep_link_t): New typedef.
21861 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
21862 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
21863 (DEP_LINK_STATUS): New macro.
21864 (debug_dep_links): New debug function.
21866 (struct _deps_list): New type.
21867 (deps_list_t): New typedef.
21868 (DEPS_LIST_FIRST): New access macro.
21869 (FOR_EACH_DEP_LINK): New cycle macro.
21870 (create_deps_list, free_deps_list, delete_deps_list): Declare
21872 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
21873 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
21874 (copy_deps_list_change_con): Ditto.
21876 (move_dep_link): Declare function.
21878 (struct _dep_node): New type.
21879 (dep_node_t): New typedef.
21880 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
21882 (struct haifa_insn_data.back_deps): New field to hold backward
21883 dependencies of the insn.
21884 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
21886 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
21887 Change its type to deps_list_t.
21888 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
21889 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
21890 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
21892 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
21894 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
21896 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
21898 (dep_cost): Declare.
21900 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
21901 (ds_to_dk, dk_to_ds): New functions.
21903 (init_dep_1): New static function.
21904 (init_dep): New function.
21905 (copy_dep): New static function.
21907 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
21909 (detach_dep_link): New static function.
21910 (move_dep_link): New function.
21912 (dep_links_consistent_p, dump_dep_links): New static functions.
21913 (debug_dep_links): New debugging function.
21915 (deps_obstack, dl_obstack, dn_obstack): New static variables.
21917 (alloc_deps_list, init_deps_list): New static functions.
21918 (create_deps_list): New function.
21919 (clear_deps_list): New static function.
21920 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
21921 (deps_list_consistent_p, dump_deps_list): New static functions.
21922 (debug_deps_list): New function.
21923 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
21925 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
21927 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
21928 use new scheduler dependencies lists.
21929 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
21930 (sched_analyze): Ditto. Initialize dependencies lists.
21931 (add_forw_dep, compute_forward_dependences): Update to use new
21932 scheduler dependencies lists.
21934 (init_dependency_caches): Init deps_obstack.
21935 (free_dependency_caches): Free deps_obstack.
21937 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
21938 new scheduler dependencies lists.
21939 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
21940 (add_back_forw_dep, delete_back_forw_dep): Ditto.
21942 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
21943 Update to use new scheduler dependencies lists.
21944 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
21945 (debug_dependencies): Ditto.
21946 (schedule_region): Update comments.
21948 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
21949 scheduler dependencies lists.
21950 (schedule_ebb): Update comments.
21952 * rtl.def (DEPS_LIST): Remove.
21954 * lists.c (unused_deps_list): Remove.
21955 (free_list): Update assertions.
21957 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
21958 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
21960 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
21961 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
21963 * haifa-sched.c (comments): Update.
21964 (insn_cost1): Remove. Inline the code into insn_cost ().
21965 (insn_cost): Update to use new scheduler dependencies lists. Move
21966 processing of the dependency cost to dep_cost ().
21967 (dep_cost): New function. Use it instead of insn_cost () when
21968 evaluating cost of the dependency. Use compatible interface to
21969 interact with the target.
21970 (priority): Update to use new scheduler dependencies lists.
21971 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
21972 with greater number of insns that depend on the insn.
21973 (schedule_insn): Update to use new scheduler dependencies lists. Add
21974 code to free backward dependencies lists. Inline and optimize code
21975 from resolve_dep () - see PR28071.
21976 (ok_for_early_queue_removal): Update to use new scheduler dependencies
21977 lists. Update call to targetm.sched.is_costly_dependence hook.
21979 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
21980 scheduler dependencies lists.
21982 (resolve_dep): Remove. Move the logic to schedule_insn ().
21983 (init_h_i_d): Initialize dependencies lists.
21985 (process_insn_depend_be_in_spec): Rename to
21986 process_insn_forw_deps_be_in_spec. Update to use new scheduler
21987 dependencies lists.
21988 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
21989 Update to use new scheduler dependencies lists.
21990 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
21992 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
21993 new scheduler dependencies lists.
21994 (build_intra_loop_deps): Ditto.
21996 * target.h (struct _dep): Declare to use in
21997 gcc_target.sched.is_costly_dependence.
21998 (struct gcc_target.sched.adjust_cost): Fix typo.
21999 (struct gcc_target.sched.is_costly_dependence): Change signature to
22000 use single dep_t parameter instead of an equivalent triad.
22001 (struct gcc_target.sched.adjust_cost_2): Remove.
22003 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
22005 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
22007 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
22009 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
22011 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
22012 (REG_DEP_TRUE): Document.
22014 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
22015 Change signature to correspond to the targetm.sched.adjust_cost hook.
22016 Update use in TARGET_SCHED_ADJUST_COST_2.
22017 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
22018 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
22019 new scheduler dependencies lists.
22020 (ia64_gen_check): Ditto.
22022 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
22023 scheduler dependencies lists.
22025 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
22026 signature to correspond to the targetm.sched.is_costly_dependence hook.
22027 (is_costly_group): Update to use new scheduler dependencies lists.
22029 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
22030 instead of INSN_COST () macro.
22032 2007-02-01 Ian Lance Taylor <iant@google.com>
22034 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
22036 2007-02-01 Guy Martin <gmsoft@gentoo.org>
22038 * pa.md (tp_load): Correct mfctl instruction syntax.
22040 2007-02-01 Geoffrey Keating <geoffk@apple.com>
22042 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
22043 altivec_padding_size calculation on AIX. Improve comment, add
22044 assert to verify that it's right.
22046 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
22049 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
22051 PR inline-asm/28686
22052 * global.c (global_alloc): Add mising initialization of
22055 2007-02-01 Roger Sayle <roger@eyesopen.com>
22057 * alias.c (init_alias_analysis): Correct whitespace.
22058 * bb-reorder.c (fix_edges_for_rarely_executed_code,
22059 partition_hot_cold_basic_blocks): Likewise.
22060 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
22061 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
22062 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
22063 fold_builtin_snprintf_chk, fold_builtin_printf,
22064 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
22065 do_mpfr_arg3, do_mpfr_sincos): Likewise.
22066 * cfgcleanup.c (cleanup_cfg): Likewise.
22067 * cfgexpand.c (tree_expand_cfg): Likewise.
22068 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
22069 * function.c (get_next_funcdef_no): Likewise.
22070 * gengtype.c (main): Likewise.
22071 * genmodes.c (main): Likewise.
22072 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
22073 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
22074 * ifcvt.c (noce_emit_move_insn): Likewise.
22075 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
22077 * stor-layout.c (get_best_mode): Likewise.
22078 * tree-ssa-loop-niter.c (get_val_for): Likewise.
22079 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
22080 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
22081 perform_var_substitution, solve_graph): Likewise.
22082 * tree-vrp.c (vrp_finalize): Likewise.
22084 2007-02-01 Ian Lance Taylor <iant@google.com>
22086 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
22087 high part of a paradoxical subreg, return a constant zero.
22089 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
22091 * toplev.c (lang_dependent_init): Call init_set_costs.
22092 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
22094 2007-02-01 Richard Guenther <rguenther@suse.de>
22096 PR middle-end/30656
22097 * fold-const.c (fold_negate_expr): Allow negating a
22098 constant if overflow does not change.
22100 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22102 * doc/c-tree.texi (Expression trees): Improve markup.
22103 * doc/tm.texi (Register Classes, Addressing Modes)
22104 (Floating Point): Fix spacing after abbreviations. Fix some
22107 2007-02-01 Ben Elliston <bje@au.ibm.com>
22109 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
22110 * doc/contrib.texi: Likewise.
22111 * doc/install.texi: Likewise.
22113 2007-01-31 Richard Henderson <rth@redhat.com>
22114 Ian Lance Taylor <iant@google.com>
22116 * lower-subreg.c: New file.
22117 * rtl.def (CONCATN): Define.
22118 * passes.c (init_optimization_passes): Add pass_lower_subreg and
22119 pass_lower_subreg2.
22120 * emit-rtl.c (update_reg_offset): New static function, broken out
22121 of gen_rtx_REG_offset.
22122 (gen_rtx_REG_offset): Call update_reg_offset.
22123 (gen_reg_rtx_offset): New function.
22124 * regclass.c: Revert patch of 2006-03-05, restoring
22126 (clear_reg_info_regno): New function.
22127 * dwarf2out.c (concatn_loc_descriptor): New static function.
22128 (loc_descriptor): Handle CONCATN.
22129 * common.opt (fsplit_wide_types): New option.
22130 * opts.c (decode_options): Set flag_split_wide_types when
22132 * timevar.def (TV_LOWER_SUBREG): Define.
22133 * rtl.h (gen_reg_rtx_offset): Declare.
22134 (reg_scan_update): Declare.
22135 * regs.h (clear_reg_info_regno): Declare.
22136 * tree-pass.h (pass_lower_subreg): Declare.
22137 (pass_lower_subreg2): Declare.
22138 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
22139 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
22140 -fsplit-wide-types.
22141 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
22142 * Makefile.in (OBJS-common): Add lower-subreg.o.
22143 (lower-subreg.o): New target.
22145 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
22147 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
22149 2007-01-31 Anatoly Sokolov <aesok@post.ru>
22152 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
22154 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22156 PR middle-end/29335
22157 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
22159 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
22161 * cfgloop.h: Include vec-prim.h.
22162 (enum li_flags): Remove LI_ONLY_OLD.
22163 (loop_iterator): Changed.
22164 (fel_next, fel_init): Iterate over loop tree.
22165 (FOR_EACH_LOOP_BREAK): New macro.
22166 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
22168 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
22169 * modulo-sched.c (sms_schedule): Ditto.
22170 * tree-vectorizer.c (vectorize_loops): Ditto.
22171 * doc/loop.texi: Update information on loop numbering and behavior of
22172 FOR_EACH_LOOP wrto new loops.
22173 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
22174 add_to_evolution_1): Test nestedness of loops instead of comparing
22176 * tree-chrec.c (chrec_fold_plus_poly_poly,
22177 chrec_fold_multiply_poly_poly, chrec_evaluate,
22178 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
22179 reset_evolution_in_loop): Ditto.
22180 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
22182 2007-01-31 Dirk Mueller <dmueller@suse.de>
22184 * c-common.c (warn_about_parentheses): Separate warning about
22185 un-parenthized sequence of comparison operators from the one
22186 which is supposed to warn about x <= y <= z.
22188 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
22190 * optabs.h (enum optab_index): Add new OTI_isinf.
22191 (isinf_optab): Define corresponding macro.
22192 * optabs.c (init_optabs): Initialize isinf_optab.
22193 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
22195 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
22196 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
22198 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
22199 expand_builtin_interclass_mathfn.
22200 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
22201 * config/i386/i386.md (UNSPEC_FXAM): New constant.
22202 (fxam<mode>2_i387): New insn pattern.
22203 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
22204 built-in functions as x87 inline asm.
22206 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
22208 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
22210 2007-01-30 Eric Christopher <echristo@apple.com>
22212 * config.gcc: Add geode.
22214 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
22216 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
22217 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
22218 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
22219 value-prof.c: Fix comment typos.
22221 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22224 * doc/invoke.texi (Wpointer-arith): Document warning.
22226 2007-01-30 Janis Johnson <janis187@us.ibm.com>
22228 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
22229 the list of discrepancies from the draft TR.
22231 2007-01-30 Dirk Mueller <dmueller@suse.de>
22234 * doc/invoke.texi (-Wreturn-type): Update description to
22235 match new behavior.
22237 2007-01-30 Richard Sandiford <richard@codesourcery.com>
22239 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
22241 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
22243 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
22244 to handle optabs that operate on floating point input argument and
22245 output to integer output.
22246 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
22247 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
22248 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
22249 expand_builtin_interclass_mathfn ().
22250 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
22251 (ilogbsi2): Remove.
22252 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
22253 ilogbl built-in functions as x87 intrinsics.
22255 2007-01-30 Richard Guenther <rguenther@suse.de>
22257 PR middle-end/27657
22258 * dwarf2out.c (reference_to_unused): Query varpool if the
22259 variable was output.
22261 2007-01-30 Richard Guenther <rguenther@suse.de>
22263 PR middle-end/30313
22264 * passes.c (execute_one_pass): Reset in_gimple_form to not
22265 confuse non-unit-at-a-time mode.
22267 2007-01-29 Roger Sayle <roger@eyesopen.com>
22268 Richard Guenther <rguenther@suse.de>
22270 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
22271 avoid undefined behaviour on overflow. Use force_fit_type_double
22272 to construct the constant with the specified TREE_OVERFLOW.
22274 2007-01-29 Janis Johnson <janis187@us.ibm.com>
22276 * config/dfp-bit.c: Add parameterized support for fp exceptions.
22277 * config/dfp-bit.h: Ditto.
22279 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22281 * c-decl.c (pop_scope): Replace warnings with call to
22282 warn_for_unused_label.
22283 * c-common.h (warn_for_unused_label): Declare.
22284 * c-common.c (warn_for_unused_label): Define.
22286 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22288 * tree-optimize.c (update_inlined_to_pointers): Delete unused
22291 2007-01-29 Janis Johnson <janis187@us.ibm.com>
22293 * Makefile.in (USER_H): Remove decfloat.h.
22294 * ginclude/decfloat.h: Delete, moving contents to ...
22295 * ginclude/float.h: Add support for decimal floating point,
22296 guarded by __STDC_WANT_DEC_FP__.
22298 2007-01-29 Mike Stump <mrs@apple.com>
22300 * doc/gccint.texi (Top): Rename Loop Representation to Loop
22301 Analysis and Representation to resolve case insensitive conflict.
22302 * doc/loop.texi (Loop Analysis and Representation): Likewise.
22304 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
22306 * tree.h (struct tree_memory_tag): Add aliases member.
22307 (MTAG_ALIASES): New macro.
22308 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
22309 (add_may_alias): Remove pointer-set. Update for may_aliases being
22311 (mark_aliases_call_clobbered): Update for may_aliases being a
22313 (compute_tag_properties): Ditto.
22314 (create_partition_for): Ditto.
22315 (compute_memory_partitions): Ditto.
22316 (dump_may_aliases_for): Ditto.
22317 (is_aliased_with): Ditto.
22318 (add_may_alias_for_new_tag): Ditto.
22319 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
22320 (compute_is_aliased): New function.
22321 (compute_may_aliases): Call compute_is_aliased).
22322 (init_alias_info): Initialize alias_bitmap_obstack.
22323 (union_alias_set_into): New function.
22324 (compute_flow_sensitive_aliasing): Use union_aliases_into.
22325 (have_common_aliases_p): Rewrite to take two bitmaps and use
22327 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
22328 Update for bitmaps.
22329 (finalize_ref_all_pointers): Update for add_may_alias changes.
22330 (new_type_alias): Ditto.
22331 * tree-flow-inline.h (may_aliases): Return a bitmap.
22332 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
22333 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
22334 may_aliases being a bitmap.
22335 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
22336 may_aliases now returns a bitmap.
22337 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
22339 * tree-ssa-operands.c (add_virtual_operand): Update for
22340 may_aliases being a bitmap.
22342 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
22344 PR tree-optimization/30630
22345 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
22346 variable as changed.
22348 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
22351 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
22352 expanded only once even if an error occurs.
22354 2007-01-29 Ben Elliston <bje@au.ibm.com>
22356 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
22357 (__gcov_average_profiler): Likewise.
22358 (__gcov_ior_profiler): Likewise.
22359 (__gcov_merge_ior): Likewise.
22361 2007-01-28 Jan Hubicka <jh@suse.cz>
22363 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
22364 * value-prof.c (stringop_block_profile): Likewise.
22366 2007-01-28 Jan Hubicka <jh@suse.cz>
22368 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
22369 Add variant handling histograms; add wrapper.
22370 (clear_storage_via_libcall): Export.
22371 (emit_block_move_hints): Break out from ...; add histograms.
22372 (emit_block_move): ... this one.
22373 (clear_storage_hints): Break out from ...; add histograms.
22374 (clear_storage): ... this one.
22375 (set_storage_via_memset): Handle histogram.
22376 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
22377 (clear_storage_hints, clear_storage_via_libcall): Declare.
22378 (set_storage_via_setmem): Update prototype.
22379 * doc/md.texi (movmem, setmem): Document new arguments.
22381 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
22382 Add new histograms.
22383 (stringop_block_profile): New global function.
22384 (tree_stringops_values_to_profile): Profile block size and alignment.
22385 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
22387 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
22388 (stringop_block_profile): Declare.
22389 * builtins.c: Include value-prof.h.
22390 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
22391 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
22392 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
22393 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
22394 * profile.c (instrument_values): Add new counters.
22395 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
22397 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
22398 (tree_init_edge_profiler): Build new profilers.
22399 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
22400 (pass_tree_profile): Add dump.
22401 (tree_profile_hooks): Update.
22402 * Makefile.in (LIBGCOV): Add new constants.
22403 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
22404 __gcov_ior_profiler): New.
22405 * i386.md (movmem/setmem expanders): Add new optional arguments.
22407 2007-01-28 David Edelsohn <edelsohn@gnu.org>
22409 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
22411 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
22413 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
22414 (tree_unswitch_single_loop): Pass eni_size_weights to
22415 tree_num_loop_insns.
22416 * tree-ssa-loop-manip.c: Include tree-inline.h.
22417 (can_unroll_loop_p): Pass eni_size_weights to
22418 tree_num_loop_insns.
22419 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
22420 Pass eni_size_weights to estimate_num_insns.
22421 * tree.h (init_inline_once): Export.
22422 * toplev.c (backend_init): Call init_inline_once.
22423 * cgraphunit.c (cgraph_process_new_functions,
22424 cgraph_analyze_function): Pass eni_inlining_weights to
22425 estimate_num_insns.
22426 * ipa-inline.c (compute_inline_parameters): Ditto.
22427 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
22428 to estimate_num_insns.
22429 (try_unroll_loop_completely): Pass eni_size_weights to
22430 tree_num_loop_insns.
22431 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
22432 ot estimate_num_insns.
22433 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
22434 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
22435 * tree-inline.c (eni_inlining_weights, eni_size_weights,
22436 eni_time_weights): New variables.
22437 (init_inline_once): Initialize them.
22438 (struct eni_data): Mew.
22439 (estimate_num_insns_1, estimate_num_insns): Use weights.
22440 * tree-inline.h (struct eni_weights_d): New.
22441 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
22442 (estimate_num_insns): Declaration changed.
22443 * cfgloop.h (tree_num_loop_insns): Declaration changed.
22444 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
22445 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
22447 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
22449 * tree-data-ref.c (conflict_fn): Assert that the number of affine
22450 relations in the conflict function is valid.
22452 2007-01-27 Ian Lance Taylor <iant@google.com>
22454 * common.opt: Add fstrict-overflow.
22455 * opts.c (decode_options): Set flag_strict_overflow if -O2.
22456 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
22457 (TYPE_OVERFLOW_UNDEFINED): Define.
22458 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
22460 * tree.h (TYPE_TRAP_SIGNED): Don't define.
22461 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
22462 (fold_negate_expr): Likewise.
22463 (make_range): Likewise.
22464 (extract_muldiv_1): Likewise.
22465 (maybe_canonicalize_comparison): Likewise.
22466 (fold_comparison): Likewise.
22467 (fold_binary): Likewise.
22468 (tree_expr_nonnegative_p): Likewise.
22469 (tree_expr_nonzero_p): Likewise.
22470 * tree-vrp.c (compare_values): Likewise.
22471 (extract_range_from_binary_expr): Likewise.
22472 (extract_range_from_unary_expr): Likewise.
22473 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
22475 (nowrap_type_p): Likewise.
22476 * tree-scalar-evolution.c (simple_iv): Likewise.
22477 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
22478 (build_range_check): Likewise.
22479 (extract_muldiv_1): Likewise.
22480 (fold_comparison): Likewise.
22481 * tree-vrp.c (vrp_int_const_binop): Likewise.
22482 (extract_range_from_unary_expr): Likewise.
22483 * convert.c (convert_to_integer): Likewise.
22484 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
22485 (fold_comparison): Likewise.
22486 (fold_binary): Likewise.
22487 * optabs.c (optab_for_tree_code): Likewise.
22488 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
22489 * simplify-rtx.c (simplify_const_relational_operation): Check
22490 flag_strict_overflow and flag_trapv.
22491 (simplify_const_relational_operation): Likewise.
22492 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
22493 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
22496 2007-01-27 Roger Sayle <roger@eyesopen.com>
22498 * tree.c (tree_fold_gcd): Delete.
22499 * tree.h (tree_fold_gcd): Remove prototype.
22500 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
22501 test whether one constant integer is a multiple of another. Instead
22502 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
22503 * fold-const.c (multiple_of_p): We've determined both TOP and
22504 BOTTOM are integer constants so we can call int_const_binop directly
22505 instead of the more generic const_binop.
22507 2007-01-27 Roger Sayle <roger@eyesopen.com>
22509 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
22510 1*X check that the constant hasn't overflowed, to preserve the
22512 (round_up): Provide an efficient implementation when rouding-up an
22513 INTEGER_CST to a power-of-two.
22515 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22517 * doc/sourcebuild.texi: Add comma for clarity.
22518 * doc/extend.texi: Fix some typos.
22519 * doc/passes.texi: Likewise.
22520 * doc/cppinternals.texi: Likewise.
22521 * doc/c-tree.texi: Likewise.
22522 * doc/tree-ssa.texi: Likewise.
22523 * doc/install.texi: Likewise.
22525 2007-01-27 Jan Hubicka <jh@suse.cz>
22527 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
22528 (pass_sra): Do not require alias information.
22529 * passes.c (init_optimization_passes): Add SRA
22531 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
22533 * tracer.c (rest_of_handle_tracer): We already cleaned
22534 up the CFG in tracer() so don't do it here again.
22535 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
22536 cleanup_cfg here, either. And don't call renumber_insns.
22538 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
22539 and BB_HEAD are in the insn stream here. Instead make sure
22540 that BB_INSN is valid on all insns. Also, do check here that
22541 there are no pending branch predictions...
22542 (rtl_verify_flow_info): ...instead of doing it here. Checks
22543 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
22546 2007-01-26 Roger Sayle <roger@eyesopen.com>
22548 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
22549 function to simplify/factorize operand order canonicalization.
22550 (ix86_fixup_binary_operands): Reorganize using the above function.
22551 (ix86_binary_operator_ok): Likewise.
22553 2007-01-27 Jakub Jelinek <jakub@redhat.com>
22555 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
22556 file scope from optimize_attrs.
22557 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
22559 (optimize_attrs): Clear insn_code_values after freeing it.
22561 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
22563 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
22564 a parts.base assignment.
22566 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
22568 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
22569 (compute_subscript_distance, initialize_data_dependence_relation,
22570 finalize_ddr_dependent, analyze_ziv_subscript,
22571 analyze_siv_subscript_cst_affine,
22572 compute_overlap_steps_for_affine_univar,
22573 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
22574 analyze_siv_subscript, analyze_miv_subscript,
22575 analyze_overlapping_iterations, subscript_dependence_tester_1,
22576 compute_self_dependence, free_dependence_relation): Work
22577 with affine_fn instead of chrecs.
22578 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
22579 common_affine_function, affine_function_base,
22580 affine_function_constant_p, affine_fn_op, affine_fn_plus,
22581 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
22582 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
22583 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
22584 (all_chrecs_equal_p): Removed.
22585 * tree-data-ref.h (affine_fn, conflict_function): New types.
22586 (struct subscript): Change type of conflicting_iterations_in_a
22587 and conflicting_iterations_in_b.
22589 2007-01-26 Steve Ellcey <sje@cup.hp.com>
22592 * config/pa/pa.h (TARGET_HPUX_11): New.
22593 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
22594 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
22596 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
22597 Richard Guenther <rguenther@suse.de>
22599 * tree-ssa-structalias.c (solve_graph): Handle case
22600 we merged the variable to another.
22602 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22604 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
22607 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
22608 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
22610 2007-01-25 DJ Delorie <dj@redhat.com>
22612 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
22613 allow changes to modes which don't fit in those registers.
22615 * reload1.c (choose_reload_regs): Check for invalid subregs before
22616 computing their locations, not after.
22618 2007-01-25 Geoffrey Keating <geoffk@apple.com>
22621 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
22622 save Altivec registers in an eh_return function.
22623 (compute_vrsave_mask): Likewise.
22624 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
22625 for saving Altivec registers.
22626 (rs6000_emit_prologue): Don't allocate stack twice in
22627 eh_return function. Correct expected value of altivec_save_offset
22628 when using save_world. Describe save of R0 to stack when using
22629 save_world. Describe stack pointer adjustment when using
22630 save_world. Remove duplicated eh_return parameter register saving.
22631 Update sp_offset variable after save_world.
22632 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
22634 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
22635 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
22638 2007-01-25 Steve Ellcey <sje@cup.hp.com>
22640 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
22642 2007-01-25 Steve Ellcey <sje@cup.hp.com>
22645 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
22646 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
22648 2007-01-25 Richard Guenther <rguenther@suse.de>
22650 * doc/invoke.texi (-Wcoverage-mismatch): Document.
22651 * common.opt (-Wcoverage-mismatch): New warning option.
22652 * coverage.c (get_coverage_counts): Ignore coverage mismatch
22653 if -Wcoverage-mismatch is given.
22655 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
22657 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
22658 (ipcp_driver): Change to static definition.
22659 Add dumping of the ifunctions.
22660 (constant_val_insert): Remove unused parameter. Support for SSA.
22661 (ipcp_propagate_const): Support for SSA.
22662 (ipcp_profile_bb_print): Print only analyzed nodes.
22663 (ipcp_replace_map_create): Remove support for Fortran constant
22665 * ipa-prop.c (ipa_method_modify_stmt,
22666 ipa_callsite_compute_param): Support for SSA.
22667 * ipa-prop.h (ipcp_driver): Remove declaration.
22668 (IS_VALID_TREE_MAP_INDEX): Add define.
22670 2007-01-24 Geoffrey Keating <geoffk@apple.com>
22672 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
22674 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22676 PR middle-end/30447
22677 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
22678 constant argument to cabs and do it without checking for
22679 -funsafe-math-optimizations.
22681 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
22683 * c-common.h (RID_FIRST_CXX0X): New.
22684 (RID_LAST_CXX0X): New.
22685 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
22687 * c.opt (Wc++0x-compat): New.
22688 * doc/invoke.texi (-Wc++0x-compat): Document.
22690 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22692 * builtins.c (fold_builtin_carg): New.
22693 (fold_builtin_1): Use it.
22695 2007-01-24 Jan Hubicka <jh@suse.cz>
22697 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
22699 * ipa-inline.c (initial_insns, max_insns): Delete.
22700 (compute_max_insns): New function.
22701 (cgraph_decide_inlining_of_small_function): Use it; take minimal
22702 amount of insns as base for code growth.
22703 (cgraph_decide_inlining): Make initial_insns local; do not compute
22705 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
22706 * doc/invoke.texi (inline-unit-growth): Update docs.
22708 2007-01-24 Jakub Jelinek <jakub@redhat.com>
22710 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
22711 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
22712 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
22713 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
22714 for CPUs that have PTA_CX16 set.
22716 PR middle-end/27416
22717 * gimplify.c (omp_check_private): New function.
22718 (gimplify_scan_omp_clauses): Use it for
22719 firstprivate/lastprivate/reduction.
22721 PR middle-end/30494
22722 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
22723 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
22725 PR middle-end/30421
22726 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
22727 If lower_lastprivate_clauses emits some statements, append them
22728 to dlist rather than body_p and to body_p append an initializer.
22729 (lower_omp_for): Adjust caller.
22731 2007-01-24 Steve Ellcey <sje@cup.hp.com>
22733 * target.h (globalize_decl_name): New.
22734 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
22735 * output.h (default_globalize_decl_name): New.
22736 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
22738 (globalize_decl): Ditto.
22739 (default_globalize_decl_name): New.
22740 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
22741 (ia64_handle_version_id_attribute): New.
22742 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
22743 (ia64_asm_output_external): Use globalize_decl_name instead
22744 of globalize_label.
22745 * doc/extend.texi (version_id): New pragma.
22746 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
22748 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22750 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
22751 _uleb128_t and _Unwind_SWord with _sleb128_t.
22752 * unwind-dw2.c (extract_cie_info, execute_stack_op,
22753 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
22755 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
22756 * unwind-pe.h (read_uleb128, read_sleb128,
22757 read_encoded_value_with_base): Likewise.
22758 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
22760 2007-01-24 Richard Guenther <rguenther@suse.de>
22762 * builtins.c (expand_builtin_cexpi): Get the fndecl
22763 for cexp in the correct way.
22765 2007-01-24 Jan Hubicka <jh@suse.cz>
22767 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
22770 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22772 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
22773 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
22774 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
22775 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
22776 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
22777 __SIZEOF_PTRDIFF_T__.
22778 * doc/cpp.texi: Documentation for the new builtin macros added.
22780 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
22782 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
22783 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
22784 instead of operands[2] to avoid access past the end of array.
22786 2007-01-24 Richard Sandiford <richard@codesourcery.com>
22788 * reload1.c (emit_reload_insns): Pass the reload register
22789 for a non-spill output reload through forget_old_reloads_1.
22791 2007-01-23 Joseph Myers <joseph@codesourcery.com>
22793 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22794 _SOFT_DOUBLE if doubles use software floating-point.
22795 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
22796 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
22797 * config/rs6000/darwin-ldouble.c: Also compile functions for
22798 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
22799 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
22800 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
22801 commented-out long double override.
22802 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
22803 * config/rs6000/eabispe.h: Likewise.
22804 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
22805 long double for non-SPE.
22806 (rs6000_handle_option): Likewise.
22807 (invalid_e500_subreg): Disallow more subregs involding DImode,
22808 DFmode, TImode or TFmode.
22809 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
22811 (legitimate_lo_sum_address_p): Also check for TFmode for E500
22813 (rs6000_legitimize_address): Also handle TFmode for E500 double.
22814 (rs6000_legitimize_reload_address): Also handle TFmode for E500
22816 (rs6000_legitimate_address): Also check for TFmode for E500
22818 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
22819 (spe_build_register_parallel): Handle TFmode and TCmode.
22820 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
22822 (function_arg): Handle TFmode and TCmode for E500 double.
22823 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
22825 (print_operand): Handle TFmode and TImode for %y.
22826 (rs6000_generate_compare): Handle TFmode comparisons for E500
22828 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
22829 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
22830 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
22831 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
22832 TFmode for E500 double.
22833 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
22834 (floatsidf2): Enable for E500 double.
22835 (movtf_softfloat): Use rs6000_nonimmediate_operand.
22836 (extenddftf2): Change to extenddftf2_fprs.
22837 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
22838 depending on TARGET_E500_DOUBLE.
22839 (extendsftf2): Enable for E500 double.
22840 (trunctfdf2): Enable for E500 double.
22841 (trunctfsf2): Change to trunctfsf2_fprs.
22842 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
22843 depending on TARGET_E500_DOUBLE.
22844 (floatsitf2): Enable for E500 double.
22845 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
22846 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
22847 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
22848 (negtf2): Change to negtf2_internal.
22849 (negtf2): New expander.
22850 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
22851 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
22852 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
22853 (movdi_internal32): Use rs6000_nonimmediate_operand.
22854 (unnamed splitter): Likewise.
22855 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
22856 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
22857 (SPE64TF, DITI): New mode macros.
22858 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
22861 (frob_<mode>_di_2): New.
22862 (frob_tf_di_8_2): New.
22863 (frob_di_df): Change to frob_di_<mode>; allow more modes.
22865 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
22867 (frob_ti_<mode>_8_2): New.
22868 (frob_ti_tf_2): New.
22869 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
22870 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
22872 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
22873 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
22874 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
22875 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
22876 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
22877 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
22880 2007-01-23 Ian Lance Taylor <iant@google.com>
22882 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
22884 (OBJS-archive): Reformat, alphabetize.
22885 (OBJS): Change out_object_file to OBJS-md.
22887 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
22889 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
22890 JUMP_P and CALL_P predicates where applicable.
22891 * config/i386/i386.c: Ditto.
22892 * config/i386/i386.md: Ditto.
22893 * config/i386/mmx.md: Ditto.
22894 * config/i386/predicates.md: Ditto.
22896 2007-01-22 Andreas Schwab <schwab@suse.de>
22898 * config/m68k/m68k.h: Fix comment.
22900 2007-01-22 Jan Hubicka <jh@suse.cz>
22902 * passes.c (init_optimization_passes): Do not rerun
22903 pass_early_warn_uninitialized.
22905 2007-01-22 Richard Guenther <rguenther@suse.de>
22907 PR tree-optimization/30038
22908 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
22910 (execute_cse_sincos_1): Likewise.
22911 (execute_cse_sincos): Likewise.
22912 (gate_cse_sincos): Likewise.
22913 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
22914 the cexpi() canonicalization of sincos().
22915 * tree-pass.h (pass_cse_sincos): Declare.
22916 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
22918 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
22920 PR rtl-optimization/29329
22921 * combine.c (replaced_rhs_insn): Rename to i2mod.
22922 (replaced_rhs_value): Rename to i2mod_new_rhs.
22923 (i2mod_old_rhs): New global variable.
22924 (combine_instructions): Adjust for above change. Save a copy of
22925 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
22926 note are substituted in the second instruction.
22927 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
22928 ditch the note if it pertains to the second eliminated register
22929 and this register is mentioned in i2mod_old_rhs.
22932 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
22934 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
22935 the insn to which the note was originally attached.
22937 2007-01-21 Jan Hubicka <jh@suse.cz>
22939 * ipa-inline.c (inlining_mode): Comment, move up.
22940 (cgraph_decide_inlining_incrementally): Do not perform inlining
22941 itself; fix handling of flattening of self recursive functions.
22942 (cgraph_find_cycles): Remove.
22943 (cgraph_flatten_node): Remove.
22944 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
22945 (try_inline): New function.
22946 (cgraph_early_inlining): Update call of
22947 cgraph_decide_inlining_incrementally. Apply inlining here.
22948 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
22950 2007-01-21 Dirk Mueller <dmueller@suse.de>
22953 * tree-vrp.c (check_array_bounds): do not warn
22954 about ADDR_EXPR's of ARRAY_REF's which are immediately
22955 used in binary expressions.
22957 2007-01-21 Ira Rosen <irar@il.ibm.com>
22959 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
22960 read_write_dep and macros for its access.
22961 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
22962 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
22963 argument, call vect_check_interleaving for every independent pair of
22964 data-refs. Mark loads that access the same memory location as a store
22966 (vect_check_dependences): Remove.
22967 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
22968 call, fix the call to vect_analyze_data_ref_dependence.
22969 (vect_analyze_data_ref_access): For statements that access the same
22970 data-ref, check that they are not stores; for loads, check that there
22971 is no store that access the same location.
22973 2007-01-20 Roger Sayle <roger@eyesopen.com>
22974 Joseph Myers <joseph@codesourcery.com>
22976 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
22977 (-fdump-rtl-stack): Likewise.
22978 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
22979 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
22980 (-mpt-fixed): Use @minus{} for minus sign.
22981 (Using Precompiled Headers): Fix under/overfull hbox.
22983 2007-01-20 Jan Hubicka <jh@suse.cz>
22985 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
22986 place within annotation.
22988 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22990 * pa.c (output_move_double): Change array size of xoperands to 4.
22992 2007-01-20 Jan Hubicka <jh@suse.cz>
22994 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
22997 2007-01-19 Ian Lance Taylor <iant@google.com>
22999 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
23000 constant to unsigned HOST_WIDE_INT before negating.
23002 2007-01-19 Ian Lance Taylor <iant@google.com>
23004 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
23006 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
23007 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
23008 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
23009 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
23010 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
23011 (realloc_vdef, realloc_vuse): Change second parameter to
23013 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
23014 fields to unsigned.
23015 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
23016 unsigned. Change x and lim locals to unsigned.
23017 (realloc_vdef, realloc_vuse): Change num_elem parameter to
23019 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
23020 (copy_virtual_operands): Change i and n locals to unsigned.
23022 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23024 PR middle-end/29335
23025 * builtins.c (fold_builtin_1): Handle builtin fdim.
23027 2007-01-20 Jan Hubicka <jh@suse.cz>
23029 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
23030 * tree-ssa-structalias.c (compute_points_to_sets): Do call
23031 init_alias_heapvars.
23032 (init_alias_heapvars): Initialize only when not already initialized.
23033 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
23035 2007-01-19 Roger Sayle <roger@eyesopen.com>
23037 * common.opt (fsigned-zeros): New command line option.
23038 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
23039 of flag_unsafe_math_optimizations.
23040 * opts.c (set_fast_math_flags): The -ffast-math command line option
23041 implies -fno-signed-zeros.
23042 (fast_math_flags_set_p): Likewise.
23044 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
23045 the documentation of -ffast-math appropriately. Wrap long lines.
23047 2007-01-19 Steve Ellcey <sje@cup.hp.com>
23049 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
23050 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
23052 2007-01-19 Tomas Bily <tbily@suse.cz>
23054 * cgraphunit.c (cgraph_finalize_function): Updating of pid
23056 (tree_init_ic_make_global_vars): New function
23057 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
23058 (tree_gen_ic_profiler): New function
23059 (tree_gen_ic_func_profiler): New function
23060 (tree_profiling): Added calling of tree_gen_ic_func_profiler
23061 (tree_profile_hooks): Added hook for indirec/virtual calls
23062 * value-prof.c (tree_find_values_to_profile): New case for
23064 (tree_values_to_profile): Call for determining indirect/virtual
23066 (tree_indirect_call_to_profile): New function
23067 (tree_ic_transform): New function
23068 (tree_ic): New function
23069 (find_func_by_pid): New function
23070 (init_pid_map): New function
23071 (tree_value_profile_transformations): Added check for
23072 indirect/virtual call transformation
23073 * value-prof.h (enum hist_type): New counter type for
23074 indirect/virtual calls
23075 (profile_hooks): Added new hook for profiling indirect/virtual
23077 * profile.c (instrument_values): New case for indirect/virtual
23079 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
23080 (GCOV_COUNTER_V_INDIR): New counter type
23081 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
23082 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
23084 * cgraph.c: Definition of cgraph_max_pid
23085 (cgraph_create_node): Default init of pid attribute
23086 * cgraph.h: Declaration of cgraph_max_pid
23087 (struct cgraph_node): Added pid attribute
23088 * libgcov.c (__gcov_indirect_call_profiler): New function
23089 (__gcov_one_value_profiler_body): New function
23090 (__gcov_one_value_profiler): Body was moved to
23091 __gcov_one_value_profiler_body and calls it
23093 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
23095 * doc/gty.texi (Options): Document the mark_hook option to GTY.
23096 * gengtype.c (write_types_data, write_func_for_structure,
23097 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
23098 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
23099 (walk_type, write_func_for_structure): Generate the mark_hook if
23102 2007-01-19 Jan Hubicka <jh@suse.cz>
23104 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
23105 'early' argument take inlining mode argument specifying whether to
23106 inline for size/speeed or all functions; add support for flattening;
23108 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
23110 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23113 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
23114 the name of the declared identifier.
23116 2007-01-19 Dirk Mueller <dmueller@suse.de>
23118 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
23119 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
23120 duplicate evaluation.
23122 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
23124 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
23125 Macroize expander using X87MODEF12 mode macro. Extend operand 1
23126 to XFMode, use acosxf2 and truncate result to requested mode.
23127 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
23128 (asin<mode>2): Similarly, with asin expanders.
23129 (*fscalexf4_i387): Rename from *fscalexf4.
23130 (expNcorexf3): New expander.
23131 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
23132 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
23133 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
23134 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
23135 patterns for SSE math.
23136 (exp10<mode>2): Similarly, with exp10 expanders.
23137 (exp2<mode>2): Similarly, with exp2 expanders.
23138 (expm1<mode>2): Similarly, with expm1 expanders.
23139 (ldexp<mode>3): Similarly, with ldexp expanders.
23140 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
23141 Use gen_truncxf<mode>2_i387_noop to truncate result.
23143 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23145 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
23146 for ColdFire targets.
23148 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
23149 Richard Sandiford <richard@codesourcery.com>
23151 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
23152 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
23153 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
23154 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
23155 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
23156 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
23158 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23160 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
23161 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
23162 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
23163 (*adddi_dilshr32_cf): New pattern.
23164 (adddi3, subdi3): Remove first alternatives.
23166 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23168 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
23169 implemented using move.l, do not use its cc result for floating-point
23172 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23174 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
23175 from accepting 's' constraints if flag_pic.
23177 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23179 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
23180 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
23181 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
23182 condition from TARGET_68881 to TARGET_HARD_FLOAT.
23184 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
23186 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
23187 ColdFire alternatives.
23188 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
23189 * config/m68k/m68k.md (clzsi2): Define for ColdFire
23190 architectures that support ff1 instruction.
23192 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23193 Julian Brown <julian@codesourcery.com>
23195 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
23196 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
23197 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
23200 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23202 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
23204 (output_move_const_into_data_reg, output_move_simode_const): Delete.
23205 * config/m68k/m68k.c (const_method, const_int_cost): Take a
23206 HOST_WIDE_INT instead of an rtx.
23207 (m68k_rtx_costs): Update call accordingly.
23208 (output_move_const_into_data_reg): Likewise. Fix formatting.
23209 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
23211 (output_move_simode_const): Update calls after above changes.
23212 Rework to use automatic variables and predicates like MEM_P.
23213 * config/m68k/m68k.md (pushexthisi_const): Update call to
23216 2007-01-19 Dirk Mueller <dmueller@suse.de>
23218 * tree-ssa-alias.c (perform_var_substitution): Fix typo
23219 in dump_flags test.
23221 2007-01-19 Richard Guenther <rguenther@suse.de>
23223 * builtins.c (expand_builtin_cexpi): Fall back to expanding
23224 via cexp in case sincos is not available.
23226 2007-01-19 Richard Guenther <rguenther@suse.de>
23228 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
23229 * defaults.h (TARGET_HAS_SINCOS): Default to off.
23230 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
23231 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
23232 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
23233 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
23234 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
23235 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
23237 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
23239 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
23241 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
23242 (atan2xf3): Directly generate RTL pattern.
23243 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
23244 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
23245 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
23246 disable patterns for SSE math.
23247 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
23248 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
23249 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
23250 disable patterns for SSE math.
23252 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
23254 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
23256 2007-01-18 Roger Sayle <roger@eyesopen.com>
23258 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
23259 VIEW_CONVERT_EXPR to the same type as it's operand.
23261 2007-01-18 David Edelsohn <edelsohn@gnu.org>
23263 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
23264 configured for long double 128.
23266 2007-01-18 Mike Stump <mrs@apple.com>
23268 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
23271 2007-01-18 Michael Meissner <michael.meissner@amd.com>
23273 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
23276 2007-01-18 Jan Hubicka <jh@suse.cz>
23278 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
23279 greater than NUM_VOP_FREE_BUCKETS.
23281 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
23283 * tree-ssa-structalias.c: Update comments.
23284 (ptabitmap_obstack): Removed.
23285 (pta_obstack): New.
23286 (oldpta_obstack): Ditto.
23287 (stats): Add a few members.
23288 (struct variable_info): Remove node, complex, address_taken, and
23289 indirect_target members. Add oldsolution member.
23290 (new_var_info): Do not initialize removed members.
23291 (constraint_expr_type): Remove INCLUDES.
23292 (constraint_graph): Add size, implicit_preds, rep,
23293 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
23294 (FIRST_REF_NODE): New macro.
23295 (LAST_REF_NODE): Ditto.
23296 (FIRST_ADDR_NODE): Ditto.
23297 (find): New function.
23299 (dump_constraint): Do not handle INCLUDES.
23300 (insert_into_complex): Do not insert duplicate constraints.
23301 (condense_varmap_nodes): Renamed and rewritten into ...
23302 (merge_node_constraints): This. Also fix bug in handling of
23303 offseted copy constraints.
23304 (clear_edges_for_node): No longer need to deal with preds at all,
23305 or removing associated preds/succs.
23306 (merge_graph_nodes): Deal with indirect_cycles.
23307 Don't deal with predecessors.
23308 (add_implicit_graph_edge): New function.
23309 (add_pred_graph_edge): Ditto.
23310 (add_graph_edge): Don't deal with predecessors.
23311 (build_constraint_graph): Removed.
23312 (build_pred_graph): New function.
23313 (build_succ_graph): Ditto.
23314 (struct scc_info): Removed in_component. Added roots, dfs, and
23315 node_mapping. Remove visited_index, unification_queue.
23316 (scc_visit): Deal with union-find we do now.
23317 Deal with cycles with REF nodes.
23318 (collapse_nodes): Renamed and rewritten to ...
23319 (unify_nodes): This.
23320 (process_unification_queue): Removed.
23321 (topo_visit): Cleanup
23322 (do_da_constraint): Use find.
23323 (do_sd_constraint): Ditto.
23324 (do_ds_constraint): Ditto.
23325 (do_complex_constraint): Ditto.
23326 (init_scc_info): Update for removed and added members.
23327 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
23328 (find_indirect_cycles): This.
23329 (equivalence_class): New variable.
23330 (label_visit): New function.
23331 (perform_variable_substitution): Rewritten.
23332 (free_var_substitution_info): New function.
23333 (find_equivalent_node): Ditto.
23334 (move_complex_constraints): Ditto.
23335 (eliminate_indirect_cycles): Ditto.
23336 (solve_graph): Only propagate changed bits.
23337 Use indirect cycle elimination.
23339 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
23340 (tree_id_eq): Renamed to ...
23341 (tree_vi_eq): This. Update for member change
23342 (insert_id_for_tree): Renamed and rewritten to ...
23343 (insert_vi_for_tree): This.
23344 (lookup_id_for_tree): Renamed and rewritten to ...
23345 (lookup_vi_for_tree): This.
23346 (get_id_for_tree): Renamed and rewritten to ...
23347 (get_vi_for_tree): Ditto.
23348 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
23349 (process_constraint): Don't handle INCLUDES.
23350 Remove special ADDRESSOF case.
23351 (find_func_aliases): Rewrite to use vi functions instead of id
23353 (create_function_info_for): Ditto.
23354 (create_variable_info_for): Ditto.
23355 (intra_create_variable_infos): Ditto.
23356 (merge_smts_into): Ditto.
23357 (find_what_p_points_to): Ditto.
23358 (init_base_vars): Ditto.
23359 (init_alias_vars): Ditto.
23360 (remove_preds_and_fake_succs): New function.
23361 (dump_sa_points_to_info): Dump new stats.
23362 (dump_solution_for_var): Use find.
23363 (set_used_smts): Fix formatting.
23364 (compute_points_to_sets): Updated for new functions.
23365 (ipa_pta_execute): Ditto.
23367 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23368 Richard Sandiford <richard@codesourcery.com>
23370 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
23372 * calls.c (expand_call): If the return value is a PARALLEL,
23373 extract its first member.
23374 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
23375 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
23376 use FUNCTION_EXTRA_EPILOGUE.
23377 (m68k_function_value): Return a PARALLEL if the return value
23378 is of a pointer type.
23379 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
23380 (FUNCTION_EXTRA_EPILOGUE): Remove.
23381 * config/m68k/m68k.md (D0_REG): New constant.
23383 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23385 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
23386 output a NOP for empty epilogues.
23388 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23390 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
23391 before function. Extend register save check to include all
23392 registers, not just integer ones.
23394 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23396 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
23397 (m68k_use_return_insn): ...this.
23398 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
23399 * config/m68k/m68k.c (use_return_insn): Rename to...
23400 (m68k_use_return_insn): ...this.
23401 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
23402 of USE_RETURN_INSN.
23404 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23406 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
23407 nearest even, fix denormal rounding overflow.
23409 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23411 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
23412 f%$smove and f%$move.
23413 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
23414 (extendsfdf2_cf): Use fdmove instead of f%&move.
23415 (truncdfsf2_cf): Use fsmove instead of f%$smove.
23416 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
23418 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23420 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
23423 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23425 * real.h (real_format): Add a canonical_nan_lsbs_set field.
23426 (coldfire_single_format): Declare.
23427 (coldfire_double_format): Likewise.
23428 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
23429 of qnan_msb_set to determine the lower bits of a canonical
23431 (encode_ieee_double): Likewise.
23432 (encode_ieee_quad): Likewise.
23433 (ieee_single_format): Initialize canonical_nan_lsbs_set.
23434 (mips_single_format): Likewise.
23435 (ieee_double_format): Likewise.
23436 (mips_double_format): Likewise.
23437 (ieee_extended_motorola_format): Likewise.
23438 (ieee_extended_intel_96_format): Likewise.
23439 (ieee_extended_intel_128_format): Likewise.
23440 (ieee_extended_intel_96_round_53_format): Likewise.
23441 (ibm_extended_format): Likewise.
23442 (mips_extended_format): Likewise.
23443 (ieee_quad_format): Likewise.
23444 (mips_quad_format): Likewise.
23445 (vax_f_format): Likewise.
23446 (vax_d_format): Likewise.
23447 (vax_g_format): Likewise.
23448 (i370_single_format): Likewise.
23449 (i370_double_format): Likewise.
23450 (decimal_single_format): Likewise.
23451 (decimal_double_format): Likewise.
23452 (decimal_quad_format): Likewise.
23453 (c4x_single_format): Likewise.
23454 (c4x_extended_format): Likewise.
23455 (real_internal_format): Likewise.
23456 (coldfire_single_format): New real_format.
23457 (coldfire_double_format): Likewise.
23458 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
23459 canonical_nan_lsbs_set.
23460 (pdp11_d_format): Likewise.
23461 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
23462 if TARGET_COLDFIRE_CPU.
23464 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23466 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
23467 (output_call, m68k_legitimize_call_address): Declare.
23468 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
23469 parenthesees. Add support for a 'W' constraint.
23470 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
23471 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
23472 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
23473 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
23475 (override_options): Initialize them. Do not set flag_no_function_cse
23476 for TARGET_ID_SHARED_LIBRARY.
23477 (m68k_output_pic_call): Delete.
23478 (m68k_legitimize_call_address): New function.
23479 (print_operand): Remove the %o prefix. Handle the %p prefix.
23480 (output_call): New function.
23481 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
23482 target address from the GOT if symbolic jumps are not allowed.
23483 * config/m68k/m68k.md (call, general_operand): Do not set
23484 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
23485 Merge separate flag_pic and !flag_pic define_insns into...
23486 (*call, *call_value): ...these new patterns. Match the address
23487 rather than the containing MEM and require it to be a call_operand.
23488 Use output_call to generate the asm template.
23489 * config/m68k/predicates.md (const_call_operand): New predicate.
23490 (call_operand): Likewise.
23492 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23494 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
23495 (STACK_GROWS_DOWNWARD): Define to 1.
23496 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
23497 comments, emphasizing that these values are only defaults.
23498 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
23499 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
23501 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23503 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
23505 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23506 Richard Sandiford <richard@codesourcery.com>
23508 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
23509 (FP_REGNO_P): New macros.
23510 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
23511 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
23512 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
23513 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
23515 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23517 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23518 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
23520 * config/m68k/t-floatlib: New file, extracting common code from...
23521 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
23522 * config/m68k/t-uclinux: Here.
23523 * config/m68k/fpgnulib.c: Do not compile extendeed precision
23524 routines on ColdFire targets.
23526 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23528 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23529 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
23530 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
23531 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
23532 explicitly set MOTOROLA to 1.
23533 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
23535 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23536 Nathan Sidwell <nathan@codesourcery.com>
23538 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
23539 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
23540 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
23541 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
23542 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
23543 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
23544 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
23545 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
23546 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
23547 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
23548 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
23549 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
23550 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
23551 (DBX_REGISTER_NUMBER): Delete.
23552 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
23553 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
23554 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
23556 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23558 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
23559 * config/flat.h: New file.
23560 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
23561 OBJECT_FORMAT_FLAT.
23562 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
23563 indirect references for -msep-data or -mid-shared-library.
23564 Do not use PC-relative code addresses either.
23565 * config/m68k/m68k.c (override_options): Restrict -fPIC error
23567 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
23568 for shared libraries and crt1.o for executables. Use crti.o and
23570 (ENDFILE_SPEC): Use crtend.o and crtn.o.
23571 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
23572 Do not add -elf2flt or -shared-lib-id options here.
23573 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
23574 Pass -shared-lib-id if -mid-shared-library, taking the library
23575 identifier from -mshared-library-id if given, otherwise
23577 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
23578 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
23579 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
23580 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
23581 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
23582 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
23584 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
23585 jump sequence for ISA A and ISA A+.
23586 (PICJUMP): Likewise.
23588 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23590 * config.gcc (m68k-*-uclinux*): Base the port on the common
23591 and m68k GNU/Linux files rather than on the generic ELF ones.
23592 * config/m68k/uclinux.h (TARGET_VERSION): Override.
23593 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
23595 2007-01-18 Julian Brown <julian@codesourcery.com>
23596 Richard Sandiford <richard@codesourcery.com>
23598 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
23599 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
23600 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
23602 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
23603 80 unconditionally.
23604 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
23606 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23608 * doc/install.texi: Document m68k-uclinuxoldabi.
23609 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
23610 * config/m68k/uclinux-oldabi.h: New file, copied from
23611 config/m68k/uclinux.h.
23613 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
23615 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
23616 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
23617 (m32r_compute_frame_size): Use unsigned for regno.
23618 (m32r_reload_lr): Use gen_frame_mem.
23620 (m32r_output_function_epilogue): Don't output the function epilogue
23622 (m32r_expand_epilogue): New.
23623 (direct_return): Return false if the function has the interrupt
23625 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
23626 * config/m32r/m32r.md (epilogue): New expander.
23627 (return_lr, return_rte): New insns.
23628 (return): Make it expander.
23629 (return_normal): New expander.
23631 2007-01-18 Josh Conner <jconner@apple.com>
23634 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
23635 support for UNLE, UNLT, UNGE, and UNGT.
23637 2007-01-18 Jan Hubicka <jh@suse.cz>
23639 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
23640 * tree-tailcall (add_virtual_phis): Likewise.
23641 (optimize_tail_call): Return TODOs.
23642 (execute_tail_calls): Return TODOs.
23643 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
23644 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
23646 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
23647 Cleanup cfg using TODO.
23648 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
23649 * passes.c (execute_function_todo): When cleanup did something, remove
23651 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
23652 (make_edges): Don't cleanup_cfg.
23654 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
23656 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
23657 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
23658 operate on the top of stack.
23659 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
23660 register handling of instructions that output to the second
23662 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
23663 (move_for_stack_reg): Special-case check for dead destination
23664 stack slot for constant load of 1.0 inside UNSPEC_TAN.
23666 * config/i386/i386.md (UNSPEC_TAN): New constant.
23667 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
23668 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
23669 to correctly model move of constant 1.0 to top stack slot.
23670 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
23671 (unnamed peephole2 pattern): Remove corresponding peephole2
23672 pattern that optimizes tan insn and loading of constant 1.0.
23673 (tanxf2): Use fptanxf4_i387.
23674 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
23675 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
23676 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
23677 disable patterns for SSE math.
23678 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
23679 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
23681 2007-01-18 Dirk Mueller <dmueller@suse.de>
23682 Richard Guenther <rguenther@suse.de>
23685 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
23686 * common.opt (Warray-bounds): Add new warning option.
23687 * c-opts.c (c_common_handle_option): Define -Warray-bounds
23689 * Makefile.in: make tree-vrp.o depend on toplev.h
23690 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
23692 (check_array_refs, check_array_bounds, check_array_ref): New.
23694 2007-01-18 Jan Hubicka <jh@suse.cz>
23696 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
23697 (execute_ssa_ccp): Return flags conditionally.
23698 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
23700 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
23702 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
23704 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
23705 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
23707 * Makefile.c (GTFILES): Add cfglayout.h.
23708 * gengtype.c (open_base_files): Likewise.
23709 * cfglayout.c (cfg_layout_function_footer,
23710 cfg_layout_function_header) Reindent to make gengtype happy.
23711 * cfglayout.h (cfg_layout_function_footer,
23712 cfg_layout_function_header): Add GTY(()) marker.
23714 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
23716 2007-01-18 Ben Elliston <bje@au.ibm.com>
23718 * genautomata.c (write_automata): Include xstrerror output in the
23719 error message if writing the DFA description file fails.
23721 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
23723 * config/mips/mips-protos.h (mips_output_external): Make it
23725 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
23726 * config/mips/mips.c (irix_output_external_libcall): Likewise.
23727 (extern_list): Likewise.
23728 (extern_head): Likewise.
23729 (TARGET_ASM_FILE_END): Likewise.
23730 (mips_file_end): Likewise.
23731 (mips_output_external): Rewritten.
23733 2007-01-18 Ben Elliston <bje@au.ibm.com>
23735 * genpreds.c (write_insn_preds_c): Only write out the function
23736 body for regclass_for_constraint if we have register constraints.
23738 2007-01-17 Tom Tromey <tromey@redhat.com>
23740 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
23741 * doc/install.texi (Testing): Use sourceware.org.
23742 (Binaries): Likewise.
23743 (Specific): Likewise.
23744 * doc/contrib.texi (Contributors): Use sourceware.org.
23746 2007-01-17 Anatoly Sokolov <aesok@post.ru>
23748 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
23749 (AVR_ENHANCED): Rename to ...
23750 (AVR_HAVE_MUL): ... new.
23751 (avr_enhanced_p): Rename to ...
23752 (avr_have_mul_p): ... new.
23753 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
23754 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
23755 * config/avr/avr.c (avr_enhanced_p): Rename to ...
23756 (avr_have_mul_p): ... new.
23757 (base_arch_s): Rename 'enhanced' to 'have_mul'.
23758 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
23759 'avr_enhanced_p' and 'enhanced'.
23760 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
23761 AVR_HAVE_MUL instead of AVR_ENHANCED.
23762 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
23763 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
23764 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
23765 instead of AVR_ENHANCED.
23766 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
23767 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
23768 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
23770 2007-01-17 Ian Lance Taylor <iant@google.com>
23772 * vec.h (VEC_reserve_exact): Define.
23773 (vec_gc_p_reserve_exact): Declare.
23774 (vec_gc_o_reserve_exact): Declare.
23775 (vec_heap_p_reserve_exact): Declare.
23776 (vec_heap_o_reserve_exact): Declare.
23777 (VEC_OP (T,A,reserve_exact)): New static inline function, three
23779 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
23780 negative parameter.
23781 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
23782 (VEC_OP (T,A,copy)) [all versions]: Likewise.
23783 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
23784 * vec.c (calculate_allocation): Add exact parameter. Change all
23786 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
23787 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
23788 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
23789 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
23790 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
23791 (vec_heap_p_reserve_exact): New function.
23792 (vec_heap_o_reserve_exact): New function.
23794 2007-01-17 Jan Hubicka <jh@suse.cz>
23796 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
23798 2007-01-17 Eric Christopher <echristo@apple.com>
23800 * config.gcc: Support core2 processor.
23802 2007-01-16 Jan Hubicka <jh@suse.cz>
23804 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
23805 the names, just unlink the chain so we don't crash on dangling
23809 2007-01-16 Jan Hubicka <jh@suse.cz>
23811 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
23812 * tree-pass.h: Reorder to make IPA passes appear toegher.
23813 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
23815 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
23816 parameters, do not call early inliner.
23817 * ipa-inline.c: Update comments. Include tree-flow.h
23818 (cgraph_decide_inlining): Do not compute inlining parameters.
23819 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
23820 be called with function context set up.
23821 (pass_ipa_inline): Remove unreachable functions before pass.
23822 (cgraph_early_inlining): Simplify assuming to be called from the
23824 (pass_early_inline): New pass.
23825 (cgraph_gate_ipa_early_inlining): New gate.
23826 (pass_ipa_early_inline): Turn into simple wrapper.
23827 (compute_inline_parameters): New function.
23828 (gate_inline_passes): New gate.
23829 (pass_inline_parameters): New pass.
23830 (apply_inline): Move here from tree-optimize.c
23831 (pass_apply_inline): New pass.
23832 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
23834 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
23835 doing them by hand.
23836 (tree_function_versioning): Do not allocate dummy struct function.
23837 * tree-inline.h (optimize_inline_calls): Update prototype.
23838 * tree-optimize.c (execute_fixup_cfg): Export.
23839 (pass_fixup_cfg): Remove
23840 (tree_rest_of_compilation): Do not apply inlines.
23841 * tree-flow.h (execute_fixup_cfg): Declare.
23842 * Makefile.in (gt-passes.c): New.
23843 * passes.c: Include gt-passes.h
23844 (init_optimization_passes): New passes.
23845 (nnodes, order): New static vars.
23846 (do_per_function_toporder): New function.
23847 (execute_one_pass): Dump current pass here.
23848 (execute_ipa_pass_list): Don't dump current pass here.
23850 2007-01-16 Janis Johnson <janis187@us.ibm.com>
23852 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
23853 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
23855 2007-01-16 David Edelsohn <edelsohn@gnu.org>
23857 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
23858 (strong_alias): Define.
23859 (__gcc_qmul): Provide non-FMA for soft-float.
23860 (__gcc_qdiv): Same.
23865 (__gcc_qunord): New.
23875 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
23876 soft-float functions.
23877 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
23878 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
23879 about long double soft float.
23881 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
23882 Tehila Meyzels <tehila@il.ibm.com>
23884 * tree-vectorizer.h (is_pattern_stmt_p): New.
23885 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
23886 formatting (tabs instead of spaces). Cleanup and clarify setting
23887 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
23888 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
23889 (vectorizable_type_demotion): Check that types are integral.
23890 (vectorizable_type_promotion): Likewise.
23891 (vectorizable_store): Fix typo. Eliminate new-line at end of
23894 2007-01-16 Jan Hubicka <jh@suse.cz>
23896 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
23899 2007-01-15 Eric Christopher <echristo@apple.com>
23901 * ifcvt.c: Include vec.h, vecprim.h.
23902 (check_cond_move_block): New argument regs.
23903 Reorganize. Add registers used to regs.
23904 (cond_move_process_if_block): Use regs set above as
23907 2007-01-15 Eric Christopher <echristo@apple.com>
23909 * config/darwin.h: Update copyright.
23910 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
23911 (LINK_COMMAND_SPEC): Add -u.
23912 (LINK_SPEC): Fix umbrella for above.
23914 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
23916 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
23919 2007-01-15 Tom Tromey <tromey@redhat.com>
23921 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
23922 * doc/install.texi (Testing): Don't mention jacks.
23923 (Configuration): Document --enable-java-maintainer-mode. Move
23924 --with-java-home to libgcj-specific section. Document
23926 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
23928 2007-01-15 Jan Hubicka <jh@suse.cz>
23930 * tree-ssa-dce.c (DCE_TODOs): New.
23931 (propagate_necessity): Return if something changed.
23932 (eliminate_unnecessary_stmts): Likewise.
23933 (perform_tree_ssa_dce): Return TODO flags when needed.
23934 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
23936 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
23938 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
23939 (fyl2x_extend<mode>xf3_i387): New insn pattern.
23940 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
23941 patterns using X87MODEF12 mode macro. Extend operand 1
23942 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
23943 (log10<mode>2): Ditto.
23944 (log2<mode>2): Ditto.
23945 (log1p<mode>2): Ditto.
23946 (logb<mode>2): Ditto.
23947 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
23948 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
23949 (*fxtractxf3_i387): Rename from *fxtractxf3.
23950 (fxtract_extend<mode>xf3_i387): New insn pattern.
23951 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
23952 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
23953 and gen_fyl2xxf3_i387().
23955 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
23957 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
23958 * cfgloopmanip.c (fix_loop_placement): Made static. Use
23959 get_loop_exit_edges. Changed return type to bool.
23960 * cfgloop.h (fix_loop_placement): Declaration removed.
23962 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
23964 * param.h (MIN_VECT_LOOP_BOUND): New.
23965 * params.def (MIN_VECT_LOOP_BOUND): New.
23966 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
23967 argument - minimum threshold for number of iterations.
23968 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
23969 argument to declaration.
23970 * tree-vect-analyze.c (vect_analyze_operations): Check value of
23971 MIN_VECT_LOOP_BOUND.
23972 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
23973 slpeel_tree_peel_loop_to_edge with additional argument.
23974 (vect_do_peeling_for_alignment): Likewise.
23975 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
23977 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
23980 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
23981 operands of size 1.
23983 2007-01-14 Jan Hubicka <jh@suse.cz>
23985 * tree-dfa.c (remove_referenced_var): New function.
23986 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
23987 prune referenced vars list too.
23988 * tree-flow.h (remove_referenced_var): Declare.
23990 2007-01-14 Jan Hubicka <jh@suse.cz>
23992 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
23994 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
23995 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
23996 * except.h (verify_eh_throw_table_statements): Kill prototype.
23997 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
23998 into call exrepssions.
23999 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
24001 * tree-cfg.c: Include pointer-set.h.
24002 (verify_node_sharing): Work on pointer set.
24003 (verify_eh_throw_stmt_node): New.
24004 (verify_stmts): Use pointers sets, verify throw_stmt.
24006 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
24008 * ipa-reference.c (analyze_function): Consider also addresses taken
24011 2007-01-12 Roger Sayle <roger@eyesopen.com>
24013 * c-typeck.c (null_pointer_constant_p): Replace use of
24014 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24015 (build_c_cast): Likewise.
24017 2007-01-12 Roger Sayle <roger@eyesopen.com>
24019 * tree.h (force_fit_type_double): Remove unused final argument.
24020 * c-common.c (constant_expression_warning): Replace use of
24021 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24022 (convert_and_check): Likewise.
24023 (shorten_compare): Update call to force_fit_type_double.
24024 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
24025 * convert.c (convert_to_pointer): Update call to
24026 force_fit_type_double.
24027 * fold-const.c (force_fit_type_double): Remove overflowed_const
24029 (int_const_binop, fold_convert_const_int_from_int,
24030 fold_convert_const_int_from_real, fold_div_compare,
24031 fold_sign_changed_comparison, fold_unary, fold_negate_const,
24032 fold_abs_const, fold_not_const): Remove the final argument from
24033 calls to force_fit_type_double.
24035 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
24037 * configure.ac: Set insn to "nop" for spu-*-* also.
24038 * configure: Regenerate.
24040 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
24042 * builtins.def : Add BUILT_IN_FREE.
24044 2007-01-12 Jan Hubicka <jh@suse.cz>
24046 PR tree-optimization/30443
24047 * tree-inline.c (tree_function_versioning): Do not optimize when
24048 cloning for inlining.
24050 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
24052 * doc/loop.texi: Document recording of loop exits.
24053 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
24054 (update_single_exits_after_duplication,
24055 update_single_exit_for_duplicated_loop,
24056 update_single_exit_for_duplicated_loops): Removed.
24057 (duplicate_loop_to_header_edge): Do not call
24058 update_single_exits_after_duplication and
24059 update_single_exit_for_duplicated_loops.
24060 (loop_version): Do not update single_exit information.
24061 (fix_loop_structure): Use record_loop_exits instead of
24062 mark_single_exit_loops.
24063 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
24064 the lists of loop exits.
24065 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
24066 split_edge, merge_blocks): Update the lists of loop exits.
24067 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
24068 loop_optimizer_init.
24069 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
24070 of mark_single_exit_loops.
24071 (loop_optimizer_finalize): Call release_recorded_exits.
24072 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
24073 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
24074 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
24075 update single exit information.
24076 * lambda-code.c (perfect_nestify): Ditto.
24077 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
24078 (mark_single_exit_loops): Removed.
24079 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
24080 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
24081 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
24083 (get_loop_exit_edges, single_exit): Use recorded exit lists.
24084 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
24085 (verify_loop_structure): Verify consistency of the exit lists.
24086 (flow_loops_find): Use alloc_loop. Initialize exits hash.
24087 (set_single_exit): Removed.
24088 * cfgloop.h (struct loop_exit): New function.
24089 (struct loop): single_exit_ field replaced by exits field.
24090 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
24091 LOOPS_HAVE_RECORDED_EXITS.
24092 (struct loops): Added exits hash.
24093 (mark_single_exit_loops, set_single_exit): Declaration removed.
24094 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
24096 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24098 * doc/invoke.texi: Avoid use of @headitem.
24100 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24102 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
24104 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24106 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
24109 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24110 Richard Sandiford <richard@codesourcery.com>
24112 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
24113 * config/m68k/m68k.opt: Resort options.
24114 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
24116 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24117 Richard Sandiford <richard@codesourcery.com>
24119 * doc/invoke.texi: Document the macros that are defined by
24120 m68k's -mtune and -mhard-float options.
24121 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
24122 (m68k_cpp_cpu_family): Likewise.
24123 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
24124 of __ucfv*__ macros. Define __mcffpu__ if generating code for
24125 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
24126 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
24127 (m68k_cpp_cpu_family): Likewise.
24129 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24131 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
24132 macros besides mc68000 as tuning macros. Use a switch statement
24133 to set them and mcpu32.
24135 2007-01-12 Julian Brown <julian@codesourcery.com>
24137 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
24138 (TARGET_68040_ONLY): Rename to...
24139 (TARGET_68040): ...this.
24140 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
24141 * config/m68k/m68k.md: Likewise.
24143 2007-01-12 Julian Brown <julian@codesourcery.com>
24144 Nathan Sidwell <nathan@codesourcery.com>
24145 Richard Sandiford <richard@codesourcery.com>
24147 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
24148 the -mcpu= argument associated with the --with-cpu setting.
24149 Define M68K_DEFAULT_TUNE to the default -mtune= option,
24150 if different from the one implied by the -mcpu setting.
24151 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
24152 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
24153 * doc/invoke.texi: Mention ColdFire in the introduction to the
24154 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
24155 -mno-div and -mhard-float options. Make -m68881 a synonym for
24156 -mhard-float. Document the previously-undocumented -m5206e,
24157 -m528x, -m5307 and -m5407 options. Tweak the existing option
24158 documentation for consistency.
24159 * doc/install.texi: Mention new --with-cpu arguments.
24160 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
24161 default CPU if neither -mcpu nor -march are specified.
24162 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
24163 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
24164 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
24165 using m68k_tune to decide between families that implement the
24166 same ISA. Use m68k_tune to set __mcfv4e__.
24167 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
24168 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
24169 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
24170 (FL_ISA_C, FL_ISA_MMU): New macros.
24171 (MASK_COLDFIRE): Delete.
24172 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
24173 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
24174 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
24175 (TARGET_HARD_FLOAT): Do not define here.
24176 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
24177 (TUNE_68000): New macro.
24178 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
24179 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
24180 (TUNE_CFV2): Redefine in terms of m68k_tune.
24181 (uarch_type, target_device, fpu_type): New enums.
24182 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
24183 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
24184 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
24185 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
24186 (FL_FOR_isa_c): New macros.
24187 (m68k_isa): New enum.
24188 (m68k_target_selection): New structure.
24189 (all_devices, all_isas, all_microarchs): New tables.
24190 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
24191 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
24192 (MASK_ALL_CPU_BITS): Delete.
24193 (m68k_find_selection): New function.
24194 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
24195 Map the legacy target options to a combination of the new ones.
24196 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
24197 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
24198 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
24200 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
24201 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
24203 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
24204 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
24205 * config/m68k/m68k-devices.def: New file.
24207 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24208 Nathan Sidwell <nathan@codesourcery.com>
24210 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
24211 (SUBTARGET_EXTRA_SPECS): New macros.
24212 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
24213 use %(asm_cpu_spec) instead.
24214 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
24215 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
24216 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
24217 (EXTRA_SPECS): Rename to...
24218 (SUBTARGET_EXTRA_SPECS): ...this.
24220 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24221 Richard Sandiford <richard@codesourcery.com>
24222 Julian Brown <julian@codesourcery.com>
24224 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24225 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
24226 to the configuration's default CPU.
24227 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
24228 Remove default masks.
24229 (m680[012]0-*-*): Set the default with_cpu to the first part of
24231 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
24232 (m68k*-*-linux): Extend the --with-cpu handling to...
24233 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
24234 and m68010. Don't set target_cpu_default2.
24235 * doc/install.texi: Document --with-cpu for m68k.
24236 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
24237 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
24238 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
24239 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
24240 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
24241 (ASM_SPEC): Remove use of %(asm_cpu_default).
24242 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
24243 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
24244 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
24245 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
24246 __HAVE_FPU__ if TARGET_HARD_FLOAT.
24247 (TARGET_DEFAULT): Delete.
24248 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
24249 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
24250 (CPP_CPU_SPEC): Delete.
24251 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
24252 the appropriate string.
24253 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
24254 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
24255 (ASM_SPEC): Don't use %(asm_default_spec).
24256 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
24257 TARGET_DEFAULT and add MASK_68881.
24258 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
24260 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24262 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
24263 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
24264 MASK_68010 alongside MASK_68020.
24265 * doc/invoke.texi: Document -m68010.
24266 * config/m68k/m68k.opt (m68010): New.
24267 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
24269 (TUNE_68010): New macro.
24270 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
24271 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
24272 (M68K_CPU_m68332): Add MASK_68010.
24273 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
24274 fallback definition.
24275 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
24277 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
24278 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
24279 to all entries that use MASK_68020.
24280 (output_move_simode_const, output_move_himode, output_move_qimode)
24281 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
24282 instead of TARGET_68020 to select clr behavior. Remove comment
24283 about there being no TARGET_68010.
24284 * config/m68k/m68k.md: Likewise throughout.
24286 2007-01-12 Julian Brown <julian@codesourcery.com>
24288 * config/m68k/m68k.h (TARGET_ISAB): New macro.
24289 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
24290 * config/m68k/m68k.md: Likewise.
24292 2007-01-12 Julian Brown <julian@codesourcery.com>
24294 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
24295 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
24297 2007-01-12 Julian Brown <julian@codesourcery.com>
24299 * config/m68k/m68k.h (TUNE_68040_60): New macro.
24300 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
24301 * config/m68k/m68k.md: Likewise.
24303 2007-01-12 Julian Brown <julian@codesourcery.com>
24304 Richard Sandiford <richard@codesourcery.com>
24306 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
24307 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
24308 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
24310 (TARGET_CPU32): Rename to...
24311 (TUNE_CPU32): ...this.
24312 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
24313 (TUNE_CFV2): New macros.
24314 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
24315 remove conditions that are implied by TARGET_68020.
24316 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
24317 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
24318 (m68k_output_function_epilogue): Likewise.
24319 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
24320 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
24321 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
24322 non-68000 timings. Refactor multiplication and division costs.
24323 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
24324 TUNE_CPU32 instead of TARGET_CPU32.
24325 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
24326 and TUNE_68060 instead of TARGET_68060.
24327 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
24328 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
24330 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
24331 && !TARGET_COLDFIRE" to choose between moveq and clr.
24332 Likewise in the unnamed movsf pattern.
24333 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
24334 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
24337 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24339 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
24340 of tabbing before backslashes.
24342 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24344 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
24345 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
24346 (ASM_OUTPUT_INTERNAL_LABEL): Define.
24348 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
24350 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
24351 find_interesting_uses_cond.
24352 (find_interesting_uses_cond): Use extract_cond_operands.
24353 (rewrite_use_compare): Use extract_cond_operands and
24354 force_gimple_operand_bsi. Do not call update_stmt.
24355 (determine_use_iv_cost_condition): Use extract_cond_operands.
24356 Return cheaper of using original bound and changing the exit bound.
24358 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
24360 PR tree-optimization/29516
24361 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
24362 most_expensive_mult_to_index, addr_to_parts,
24363 create_mem_ref, maybe_fold_tmr): Make the type of
24364 fields of TARGET_MEM_REF sizetype.
24365 (move_fixed_address_to_symbol, move_pointer_to_base):
24367 * tree.def (TARGET_MEM_REF): Add comment on types of
24370 2007-01-11 Joseph Myers <joseph@codesourcery.com>
24372 * c-common.c (vector_types_convertible_p): Treat opaque types as
24373 always convertible if they have the same size, but not otherwise.
24375 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
24377 * ifcvt.c (struct noce_if_info): Add comments to the fields.
24378 Remove the b_unconditional field.
24379 (noce_try_sign_mask): Do not look at b_unconditional.
24380 (noce_process_if_block): Do not use merge_if_blocks. Update
24381 the CFG here. Do not set b_unconditional.
24382 (cond_move_process_if_block): Likewise.
24383 (find_cond_trap): Likewise.
24384 (check_cond_move_block): Require simple jump insns at the end
24385 of the basic block.
24387 2007-01-11 Jan Hubicka <jh@suse.cz>
24389 PR tree-optimization/1046
24390 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
24391 when alias info is not ready.
24392 (pass_tail_recursion): Do not require aliasing.
24393 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
24394 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
24395 * tree-ssa-copy.c (pass_copy_prop): Likewise.
24396 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
24397 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
24398 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
24399 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
24401 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
24402 When aliasing is not build, mark statement as volatile.
24404 2007-01-11 Tom Tromey <tromey@redhat.com>
24406 PR preprocessor/15185, PR preprocessor/20989:
24407 * doc/cppopts.texi <-MT>: Update description of algorithm for
24408 computing default target.
24409 <-M, -MD>: Reword "basename" text.
24411 2007-01-11 Roger Sayle <roger@eyesopen.com>
24413 * builtins.c (expand_builtin_pow, expand_builtin_powi,
24414 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
24415 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
24416 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
24417 fold_builtin_bswap, real_constp, fold_builtin_pow,
24418 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
24419 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
24420 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24421 * convert.c (convert_to_pointer): Likewise.
24422 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
24423 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
24424 const_binop, fold_convert_const_int_from_int,
24425 fold_convert_const_int_from_real,
24426 fold_convert_const_real_from_real, sign_bit_p,
24427 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
24428 fold_sign_changed_comparison, fold_unary, fold_comparison,
24429 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
24430 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
24431 * print-tree.c (print_node_brief, print_node): Likewise.
24432 * stor-layout.c (place_field, layout_type): Likewise.
24433 * tree-chrec.c (keep_cast): Likewise.
24434 * tree.c (build_vector, build_real, build_real_from_int_cst,
24435 build_complex): Likewise.
24437 2007-01-11 Roger Sayle <roger@eyesopen.com>
24439 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
24440 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
24442 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
24444 * configure.ac (strict1_warn): Rename to strict_warn.
24445 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
24446 cc_set_by_configure, quoted_cc_set_by_configure,
24447 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
24448 all_boot_languages, all_stagestuff): Remove.
24449 (target_list): Remove bootstrap targets.
24450 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
24451 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
24452 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
24453 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
24454 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
24455 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
24456 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
24457 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
24458 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
24459 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
24460 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
24461 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
24462 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
24463 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
24464 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
24465 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
24466 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
24467 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
24468 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
24469 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
24470 (mostlyclean): Adjust.
24471 (clean, distclean): Don't mention bootstrap stuff.
24472 * configure: Regenerate.
24473 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
24474 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
24475 treelang/config-lang.in (stagestuff): Remove.
24476 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
24477 stageprofile, stagefeedback, stagestuff): Remove mention.
24479 2007-01-11 Nick Clifton <nickc@redhat.com>
24481 * config/mcore/predicates.md (mcore_general_movesrc_operand):
24483 (mcore_general_movdst_operand): Do not accept CONST_INTs.
24484 (mcore_arith_K_S_operand): Run the test for the S constraint not
24485 the test for the M constraint.
24486 (mcore_addsub_operand): Do not accept integer values that are
24487 larger than 32 bits.
24488 * config/mcore/mcore.md: Remove unused constraints from split.
24489 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
24490 (addsi3): Likewise.
24491 (allocate_stack): Likewise.
24492 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
24493 operands to 32 bits.
24494 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
24496 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
24497 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
24498 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
24499 mcore_output_bclri, mcore_output_andn, output_inline_const,
24500 mcore_output_move, mcore_output_movedouble): Likewise.
24501 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
24502 (output_inline_const): Likewise.
24503 (output_inline_const): Fix format strings used in sprintf
24505 * config/mcore/mcore-protos.h: Update prototypes for changed
24506 functions in mcore.c.
24507 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
24508 HOST_WIDE_INT and not int.
24509 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
24510 CONST_OK_FOR_N): Likewise.
24511 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
24512 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
24515 2007-01-10 Jan Hubicka <jh@suse.cz>
24517 * tree-vrp.c (remove_range_assertions): Release defs.
24518 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
24519 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
24521 2007-01-10 Paul Brook <paul@codesourcery.com>
24523 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
24524 * config/arm/arm.md (mulsi3subsi): New insn.
24526 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
24528 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
24529 (tree_transform_and_unroll_loop): New.
24530 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
24533 2007-01-10 Robert Kennedy <jimbob@google.com>
24535 * fold-const.c (fold_comparison): Fold comparisons like (x *
24536 1000 < 0) to (x < 0).
24538 2007-01-10 Ian Lance Taylor <iant@google.com>
24540 * tree-pretty-print.c (dump_generic_node): Print parentheses when
24541 operands have the same priority.
24543 2007-01-10 Tom Tromey <tromey@redhat.com>
24545 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
24546 (fold_binary): Likewise.
24547 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
24548 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
24549 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
24550 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
24551 * langhooks.h (struct lang_hooks): Removed field
24552 'can_use_bit_fields_p'.
24554 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
24556 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
24558 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
24560 * function.c (get_last_funcdef_no): New function.
24561 * function.h (get_last_funcdef_no): Declare.
24562 * tree-inline.c (initialize_cfun): Add initialization.
24563 (tree_function_versioning): Cleanup.
24565 2007-01-10 Jan Hubicka <jh@suse.cz>
24567 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
24570 2007-01-10 Sa Liu <saliu@de.ibm.com>
24571 Ben Elliston <bje@au.ibm.com>
24573 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
24574 for SAVE_NONLOCAL and Pmode for any other save level.
24575 * spu-protos.h (spu_restore_stack_block): Declare.
24576 * spu.md (save_stack_block): Remove.
24577 (restore_stack_block): Call spu_restore_stack_block.
24578 * spu.c (spu_restore_stack_block): New function.
24579 (spu_expand_epilogue): Remove old comment.
24581 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
24583 PR tree-optimization/30322
24584 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
24585 (cand_value_at): Return the value as aff_tree.
24586 (may_eliminate_iv): Convert the bound from aff_tree to tree.
24587 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
24588 aff_combination_mult): New functions.
24589 (aff_combination_add): Use aff_combination_add_cst.
24590 (aff_combination_convert): Allow conversions to a wider type.
24591 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
24592 * tree-affine.h (aff_combination_mult): Declare.
24594 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
24596 * doc/tm.texi: Update documentation to reflect reality of exec
24597 and start file search behaviours. Update copyright year.
24598 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
24599 header file directories.
24601 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
24603 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
24604 (*cosxf2): Rename to cosxf2_i387.
24605 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
24606 using X87MODEF12 mode macro. Rename patterns to
24607 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
24609 (*cosdf2, *cossf2): Ditto.
24610 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
24611 to match extended input operands.
24612 (sincos<mode>3): New expander.
24613 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
24614 insn patterns and corresponding splitters.
24616 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
24618 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
24619 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
24621 2007-01-09 Nicolas Pitre <nico@cam.org>
24624 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
24626 2007-01-08 Geoffrey Keating <geoffk@apple.com>
24628 * target.h (struct gcc_target): New field library_rtti_comdat.
24629 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
24630 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
24631 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
24632 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
24634 2007-01-08 Geoffrey Keating <geoffk@apple.com>
24636 * doc/invoke.texi (Optimize Options): Correct description of -O0.
24638 2007-01-08 Richard Guenther <rguenther@suse.de>
24640 * tree.h (force_fit_type_double): Export.
24641 (force_fit_type): Remove.
24642 * fold-const.c (force_fit_type_double): New function.
24643 (force_fit_type): Remove.
24644 (int_const_binop): Use it.
24645 (fold_convert_const_int_from_int): Likewise.
24646 (fold_convert_const_int_from_real): Likewise.
24647 (fold_div_compare): Likewise.
24648 (fold_sign_changed_comparison): Likewise.
24649 (fold_unary): Likewise.
24650 (fold_negate_const): Likewise.
24651 (fold_abs_const): Likewise.
24652 (fold_not_const): Likewise.
24653 * c-common.c (shorten_compare): Use force_fit_type_double.
24654 * convert.c (convert_to_pointer): Likewise.
24656 2007-01-08 Richard Guenther <rguenther@suse.de>
24658 * tree.h (build_int_cst_wide_type): Export.
24659 * tree.c (build_int_cst_wide_type): New function.
24660 (build_int_cst_wide): Fix comment.
24661 * builtins.c (fold_builtin_object_size): Use build_int_cst
24662 to build -1 or 0 of the correct type. Use fit_double_type
24663 to check for overflow.
24664 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
24666 (decode_field_reference): Likewise.
24667 (all_ones_mask_p): Likewise.
24668 (native_interpret_int): Use build_int_cst_wide_type.
24669 (fold_binary): Use build_int_cst_type to build an all-ones
24671 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
24673 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
24675 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
24677 2007-01-09 Ben Elliston <bje@au.ibm.com>
24679 * genautomata.c (STATS_OPTION): New option.
24680 (stats_flag): New flag.
24681 (gen_automata_option): Handle it.
24682 (initiate_automaton_gen): Ditto.
24683 (write_automata): Output statistics only if stats_flag is
24684 set. Likewise, output time statistics only if time_flag is set.
24685 * doc/md.texi (Processor pipeline description): Document new flag.
24687 2007-01-08 Richard Guenther <rguenther@suse.de>
24689 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
24690 * tree.c (build_int_cst_type): Likewise.
24691 (size_in_bytes): Don't call force_fit_type on the result.
24692 (int_fits_type_p): Use fit_double_type.
24693 * fold-const.c (fit_double_type): New function.
24694 (force_fit_type): Use it.
24695 * tree.h (fit_double_type): Export.
24697 2007-01-08 Jan Hubicka <jh@suse.cz>
24699 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
24700 * ipa.c (function_and_variable_visibility): Fix return type.
24702 2007-01-08 Richard Guenther <rguenther@suse.de>
24704 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
24705 of offset to build the index.
24706 * tree-pretty-print.c (dump_generic_node): Don't build negated
24707 const just for printing.
24708 * c-pretty-print.c (pp_c_integer_constant): Likewise.
24709 * builtins.c (fold_builtin_int_roundingfn): Check if result
24710 fits the type by using force_fit_type and comparing the result.
24711 * predict.c (predict_loops): Use compare_tree_int for comparison.
24712 * tree.c (build_int_cst): Fall back to integer_type_node for
24714 (build_int_cst_wide): Assert type is non-null.
24716 2007-01-08 Roberto Costa <roberto.costa@st.com>
24718 * tree-vrp.c (extract_range_from_cond_expr): New.
24719 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
24720 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
24722 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
24723 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
24724 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
24725 used as expressions.
24726 * tree-object-size.c (cond_expr_object_size): New.
24727 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
24729 2007-01-08 Jan Hubicka <jh@suse.cz>
24731 * tree-ssa-forwprop.c (forward_propagate_into_cond,
24732 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
24735 2007-01-08 Richard Guenther <rguenther@suse.de>
24737 PR tree-optimization/23603
24738 * tree-vrp.c (set_value_range_to_truthvalue): New function.
24739 (extract_range_from_binary): Fall back to truthvalue instead of
24740 varying for TRUTH_*_EXPR.
24741 (extract_range_from_comparison): Fall back to truthvalue instead of
24743 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
24744 if all visited PHI values were constant.
24746 2007-01-08 Jan Hubicka <jh@suse.cz>
24748 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
24749 (cgraph_analyze_function): break out from ...
24750 (cgraph_finalize_compilation_unit): ... here.
24751 (cgraph_expand_function): Remove forgoten commented out line.
24752 (cgraph_optimize): Analyze functions.
24754 2007-01-08 Jan Hubicka <jh@suse.cz>
24756 * tree-pas.h (TODO_remove_function): New flag.
24757 (TODO_update*): Renumber.
24758 (pass_ipa_increase_alignment,
24759 pass_ipa_function_and_variable_visibility): New passes.
24760 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
24761 (cgraph_function_and_variable_visibility): Move to ipa.c
24762 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
24763 cgraph_increase_alignment.
24764 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
24765 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
24766 calling tree-inline.
24767 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
24768 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
24769 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
24770 (gate_increase_alignment): New function.
24771 (pass_ipa_increase_alignment): New pass.
24772 * ipa.c: Inline tree-pass.h and timevar.h
24773 (function_and_variable_visibility): Move here from cgraphunit.c
24774 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
24775 * passes.c (init_optimization_passes): Add the two new passes.
24776 (execute_todo): Handle cgraph_remove_functions.
24778 2007-01-08 Nick Clifton <nickc@redhat.com>
24780 * config/frv/predicates.md (reg_or_0_operand): Accept
24783 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
24785 * config/bfin/rtems.h, config/bfin/t-rtems: New.
24786 * config.gcc: Add bfin*-rtems*.
24788 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
24790 * c.opt: Add -flax-vector-conversions.
24791 * c-typeck.c (convert_for_assignment): Pass flag to
24792 vector_types_convertible_p to allow emission of note.
24793 (digest_init): Likewise.
24794 * c-opts.c: Handle -flax-vector-conversions.
24795 * c-common.c (flag_lax_vector_conversions): New.
24796 (vector_types_convertible_p): Unless -flax-vector conversions
24797 has been passed, disallow conversions between vectors with
24798 differing numbers of subparts and/or element types. If such
24799 a conversion is disallowed, possibly emit a note on the first
24800 occasion only to inform the user of -flax-vector-conversions.
24801 The new last argument specifies this.
24802 * c-common.h (flag_lax_vector_conversions): New.
24803 (vector_types_convertible_p): Add extra argument.
24804 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
24805 char_type_node for V*QI type vectors.
24806 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
24807 Update to satisfy new typechecking rules.
24808 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
24809 C and C++ variants.
24810 * doc/invoke.texi (C Dialect Options): Document
24811 -flax-vector-conversions.
24813 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
24815 PR tree-optimization/29877
24816 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
24817 a register variable on the RHS to not be replaceable.
24819 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
24820 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
24821 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
24822 const_simm15, const_pow2, const_npow2): Added.
24823 * config/score/misc.md (insv, extv, extzv, movmemsi,
24824 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
24825 * config/score/score.c (score_address_cost, score_select_cc_mode):
24827 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
24828 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
24829 Update score_print_operand.
24830 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
24831 Adjust register allocate order and update some macro define.
24832 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
24833 mdx_block_move_straight, mdx_block_move_loop_head,
24834 mdx_block_move_loop_body, mdx_block_move_loop_foot,
24835 mdx_block_move_loop, mdx_block_move): Added.
24836 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
24837 mdp_limm): Updated and fix some bug and typo.
24838 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
24839 (movsf, movdf, doloop_end): Added.
24841 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
24843 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
24844 config/arm/thumb2.md: Fix comment typos.
24845 * doc/extend.texi: Fix a typo.
24847 2007-01-07 Eric Christopher <echristo@apple.com>
24849 * configure.ac: Check for __stack_chk_fail for darwin.
24850 * configure: Regenerate.
24852 2007-01-07 Richard Guenther <rguenther@suse.de>
24854 * tree-vrp.c (extract_range_from_assert): CSE calls to
24855 compare_values where possible.
24856 (extract_range_from_unary_expr): Likewise.
24858 2007-01-07 Anatoly Sokolov <aesok@post.ru>
24860 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
24861 * config/avr/avr.c (call_insn_operand): Delete function.
24862 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
24863 instead of register number. Use predicates.
24864 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
24865 call_insn_operand): Add.
24867 2007-01-06 Jan Hubicka <jh@suse.cz>
24869 * tree-pass.h (pass_build_cgraph_edges): Declare.
24870 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
24871 (visited_nodes): Remove.
24872 (cgraph_create_edges): Move to cgraphbuild.c; rename to
24873 build_cgrpah_edges; make visited_nodes local.
24874 (cgraph_process_new_functions): DO not call initialize_inline_failed.
24875 (record_references_in_initializer): Move to cgraphbuild.c
24876 (initialize_inline_failed, rebuild_cgraph_edges,
24877 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
24878 (verify_cgraph_node): Make visited_nodes local.
24879 (cgraph_analyze_function): Do not call cgraph_create_edges and
24880 initialize_inline_failed.
24881 (cgraph_expand_function): Do not call cgraph_lower_function;
24882 assert that function is already lowered.
24883 * Makefile.in (cgraphbuild.o): New.
24884 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
24885 at the end of lowering passes.
24887 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
24889 * ifcvt.c (cond_move_convert_if_block): New function, code
24890 factored out from...
24891 (cond_move_process_if_block): ...here. Call the new function
24892 on the THEN and ELSE blocks.
24893 (merge_if_block): Do not copy global_live_at_end, merge_blocks
24894 already takes care of this.
24896 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24899 * tree.h (TREE_OVERFLOW_P): New.
24900 * c-typeck.c (parser_build_unary_op): Warn only if result
24901 overflowed and operands did not.
24902 (parser_build_binary_op): Likewise.
24903 (convert_for_assignment): Remove redundant overflow_warning.
24904 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
24906 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24908 * c-typeck.c (store_init_value): Split over two lines to follow
24909 the GNU coding style.
24911 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
24913 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
24914 __GXX_EXPERIMENTAL_CXX0X__.
24915 * doc/cpp.texi: Same.
24917 2007-01-05 Richard Guenther <rguenther@suse.de>
24919 PR middle-end/27826
24920 * tree.c (get_narrower): Do not construct COMPONENT_REFs
24921 with mismatched types. Instead explicitly build a
24922 conversion NOP_EXPR.
24924 2007-01-05 Ian Lance Taylor <iant@google.com>
24926 * c-common.c (decl_with_nonnull_addr_p): New function.
24927 (c_common_truthvalue_conversion): Call it.
24928 * c-typeck.c (build_binary_op): Likewise.
24929 * c-common.h (decl_with_nonnull_addr_p): Declare.
24931 2007-01-05 Jakub Jelinek <jakub@redhat.com>
24934 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
24937 2007-01-05 Joel Brobecker <brobecker@adacore.com>
24939 * doc/install.texi (Final install): Document the fact that
24940 the GNAT runtime should not be stripped.
24942 2007-01-04 Jan Hubicka <jh@suse.cz>
24944 * tree-inline.c (fold_marked_statements): Update operand caches
24945 and EH after folding
24947 2007-01-04 Ian Lance Taylor <iant@google.com>
24949 * c-common.c (check_function_nonnull): Whitespace fix.
24951 2007-01-04 Jan Hubicka <jh@suse.cz>
24953 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
24954 comitted older version of patch.
24955 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
24956 function, celanup cfg and collect garbage.
24958 2007-01-04 Mike Stump <mrs@apple.com>
24960 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
24963 2007-01-04 Eric Christopher <echristo@apple.com>
24965 * libgcc2.c (__bswapsi2): Use SItype.
24966 (__bswapdi2): Use DItype.
24967 * libgcc2.h: Update for above.
24969 2007-01-04 Paul Brook <paul@codesourcery.com>
24971 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
24972 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
24973 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
24974 umulsidi3, umulsidi3adddi, smulsi3_highpart,
24975 umulsi3_highpart): Make conditional on !arm_arch6.
24976 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
24977 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
24978 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
24979 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
24980 umulsi3_highpart_v6): New insns.
24982 2007-01-04 Roger Sayle <roger@eyesopen.com>
24984 * fold-const.c (fold_convert): When casting an expression to void,
24985 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
24986 have a type. Instead of attempting to build a NOP_EXPR, return
24987 these "special" trees directly.
24989 2007-01-04 Joseph Myers <joseph@codesourcery.com>
24991 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
24992 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
24993 rs6000_cost->fp not 0 as adjustment for outer NEG.
24995 2007-01-04 Jan Hubicka <jh@suse.cz>
24997 * cgraph.c (cgraph_release_function_body): New function.
24998 (cgraph_remove_node): Use it.
24999 * cgraph.h (cgraph_release_function_body): Declare.
25000 * cgraphunit.c (cgraph_expand_function): Use it.
25001 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
25002 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
25003 is initialized and while compilation of other function is running.
25004 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
25005 statement CFG annotations from here to ...
25006 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
25008 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
25010 * cfgloop.h (enum li_flags): Make the constants powers of two.
25012 2007-01-04 Jan Hubicka <jh@suse.cz>
25014 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
25016 (fold_marked_statements): New function.
25017 (optimize_inline_calls, tree_function_versioning): Fold new statements.
25018 * tree-inline.h (copy_body_data): Add statements_to_fold.
25020 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
25022 * config.gcc: Mention libgcc/config.host.
25023 * Makefile.in: Update comments mentioning libgcc.
25024 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
25025 (all.cross, start.encap, rest.encap, rest.cross): Update
25026 dependencies for libgcc move.
25027 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
25028 (clean-target, clean-target-libgcc): Delete.
25029 (srcdirify, GCC_EXTRA_PARTS): New macros.
25030 (libgcc-support, libgcc.mvars): New rules.
25031 (distclean): Remove mention of mklibgcc.
25032 (install): Don't reference INSTALL_LIBGCC.
25033 (install-common): Don't reference EXTRA_PARTS.
25034 (install-libgcc, install-multilib): Delete rules.
25035 * mklibgcc.in: Delete file.
25036 * doc/configfiles.texi: Don't mention mklibgcc.
25038 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
25039 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
25040 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
25041 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
25042 (mklibgcc, ldblspecs): Likewise.
25044 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
25045 (posixpre.def): Use $(T).
25046 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
25047 (SHLIB_SRC, SHLIB_INSTALL): Delete.
25048 (SHLIB_LINK): Make dummy.
25049 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
25051 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
25053 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
25054 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
25055 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
25056 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
25058 * configure.ac (all_outputs): Remove mklibgcc.
25059 * configure: Regenerated.
25061 2007-01-03 Josh Conner <jconner@apple.com>
25063 PR middle-end/29683
25064 * calls.c (compute_argument_addresses): Set stack and stack_slot
25065 for partial args, too.
25066 (store_one_arg): Use locate.size.constant for the size when
25067 generating a save_area.
25069 2007-01-03 Robert Kennedy <jimbob@google.com>
25071 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
25072 whose definitions are deleted due to basic block merging.
25074 2007-01-03 Paul Brook <paul@codesourcery.com>
25077 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
25079 (use_return_insn): Return 0 for Thumb interrupt functions.
25080 (print_multi_reg): Add rfe argument for IRQ returns.
25081 (arm_output_epilogue): Pop interrupt return address directly into PC.
25082 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
25084 2007-01-03 Paul Brook <paul@codesourcery.com>
25086 Merge from sourcerygxx-4_1.
25087 * config/arm/thumb2.md: New file.
25088 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
25090 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
25091 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
25092 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
25093 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
25095 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
25096 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
25098 * config/arm/ieee754-sf.S: Ditto.
25099 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
25100 (thumb1_base_register_rtx_p): ... to this.
25101 (thumb_index_register_rtx_p): Rename...
25102 (thumb1_index_register_rtx_p): ... to this.
25103 (thumb_output_function_prologue): Rename...
25104 (thumb1_output_function_prologue): ... to this.
25105 (thumb_legitimate_address_p): Rename...
25106 (thumb1_legitimate_address_p): ... to this.
25107 (thumb_rtx_costs): Rename...
25108 (thumb1_rtx_costs): ... to this.
25109 (thumb_compute_save_reg_mask): Rename...
25110 (thumb1_compute_save_reg_mask): ... to this.
25111 (thumb_final_prescan_insn): Rename...
25112 (thumb1_final_prescan_insn): ... to this.
25113 (thumb_expand_epilogue): Rename...
25114 (thumb1_expand_epilogue): ... to this.
25115 (arm_unwind_emit_stm): Rename...
25116 (arm_unwind_emit_sequence): ... to this.
25117 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
25118 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
25119 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
25120 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
25121 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
25122 thumb2_output_casesi): New functions.
25123 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
25124 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
25125 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
25126 THUMB2_WORK_REGS): Define.
25127 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
25128 arm_condexec_mask, arm_condexec_masklen)): New variables.
25129 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
25130 (arm_override_options): Check new CPU capabilities.
25131 Set new architecture flag variables.
25132 (arm_isr_value): Handle v7m interrupt functions.
25133 (user_return_insn): Return 0 for v7m interrupt functions. Handle
25135 (const_ok_for_arm): Handle Thumb-2 constants.
25136 (arm_gen_constant): Ditto. Use movw when available.
25137 (arm_function_ok_for_sibcall): Return false for v7m interrupt
25139 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
25140 (thumb_find_work_register, arm_load_pic_register,
25141 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
25142 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
25143 print_multi_reg, output_mov_long_double_fpa_from_arm,
25144 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
25145 output_mov_double_fpa_from_arm, output_move_double,
25146 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
25147 output_return_instruction, arm_output_function_prologue,
25148 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
25149 arm_output_mi_thunk, thumb_set_return_address): Ditto.
25150 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
25151 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
25152 (arithmetic_instr, shift_op): Use arm_shift_nmem.
25153 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
25155 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
25156 (thumb_expand_prologue): Use thumb_set_frame_pointer.
25157 (arm_file_start): Output directive for unified syntax.
25158 (arm_unwind_emit_set): Handle stack alignment instruction.
25159 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
25160 Add v6t2, v7, v7a, v7r and v7m.
25161 (RETLDM): Add Thumb-2 code.
25162 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
25163 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
25164 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
25165 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
25166 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
25167 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
25168 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
25169 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
25170 ADJUST_INSN_LENGTH): Define.
25171 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
25172 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
25173 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
25174 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
25175 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
25176 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
25177 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
25178 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
25179 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
25180 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
25181 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
25182 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
25183 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
25184 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
25185 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
25186 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
25187 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
25189 * config/arm/arm-tune.md: Regenerate.
25190 * config/arm/arm-protos.h: Update prototypes.
25191 * config/arm/vfp.md: Enable patterns for Thumb-2.
25192 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
25193 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
25194 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
25195 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
25196 * config/arm/libunwind.S: Add Thumb-2 code.
25197 * config/arm/constraints.md: Update include Thumb-2.
25198 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
25199 * config/arm/ieee754-df.S: Ditto.
25200 * config/arm/bpabi.S: Ditto.
25201 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
25202 * config/arm/predicates.md (low_register_operand,
25203 low_reg_or_int_operand, thumb_16bit_operator): New.
25204 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
25205 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
25206 * config/arm/t-arm-elf: Add armv7 multilib.
25207 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
25209 (UNSPEC_STACK_ALIGN, ce_count): New.
25210 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
25211 arm_zero_extendsidi2, arm_zero_extendqidi2): New
25213 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
25214 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
25215 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
25216 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
25217 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
25218 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
25220 * doc/extend.texi: Document ARMv7-M interrupt functions.
25221 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
25223 2007-01-03 Jakub Jelinek <jakub@redhat.com>
25225 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
25226 (struct _Unwind_Context): Rename args_size to flags, remove
25227 signal_frame field, add a new args_size field and version field.
25228 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
25229 _Unwind_IsExtendedContext): New inline functions.
25230 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
25231 Assume by_value array is only present if _Unwind_IsExtendedContext.
25232 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
25233 _Unwind_IsSignalFrame.
25234 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
25235 (uw_update_context_1): Use _Unwind_SetSignalFrame.
25236 (uw_init_context_1): Initialize context->flags to
25237 EXTENDED_CONTEXT_BIT.
25238 * config/rs6000/linux-unwind.h (frob_update_context): Use
25239 _Unwind_SetSignalFrame.
25241 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
25243 PR middle-end/30353
25244 * gimplify.c (gimplify_modify_expr_complex_part): Move below
25245 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
25248 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
25250 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
25251 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
25252 RET, AT_SP): Remove.
25253 * config/i386/i386.md (*sse_prologue_save_insn): Use return
25256 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25257 * cfgbuild.c (find_basic_blocks): Likewise.
25258 * cfgrtl.c (rtl_create_basic_block): Likewise.
25259 * function.c (temp_slots_at_level): Likewise.
25260 * reg-stack.c (stack_regs_mentioned): Likewise.
25261 * regclass.c (allocate_reg_info): Likewise.
25262 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25263 set_bb_for_stmt, move_block_to_fn): Likewise.
25264 * tree-complex.c (tree_lower_complex): Likewise.
25265 * vec.h (VEC_safe_grow_cleared): New.
25267 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
25269 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
25271 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
25272 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
25274 * cfgloopmanip.c (scale_loop_frequencies): Export.
25275 (loopify): Scale the frequencies by prescribed coefficients.
25276 (set_zero_probability): New function.
25277 (duplicate_loop_to_header_edge): Improve updating of frequencies.
25278 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
25279 and frequencies according to arguments.
25280 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
25282 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
25283 * modulo-sched.c (sms_schedule): Set probabilities for entering
25284 versioned loop correctly.
25285 * tree-vect-transform.c (vect_transform_loop): Ditto.
25286 * cfgloop.h (loopify, loop_version): Declaration changed.
25287 (scale_loop_frequencies): Declared.
25289 2007-01-02 Jan Hubicka <jh@suse.cz>
25291 * cgraph.c: Include tree-flow.h
25292 (cgraph_add_new-function): Handle IPA_SSA mode; execute
25293 early_local_passes.
25294 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
25295 * tree-pass.h (pass_all_early_optimizations): Declare.
25296 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
25297 early_local_passes.
25298 (cgraph_analyze_function): Do early_local_passes.
25299 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
25300 Do not add referenced vars.
25301 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
25303 (gate_all_early_local_passes): New gate.
25304 (pass_early_local_passes): Use new gate.
25305 (execute_early_local_optimizations): New functions.
25306 (gate_all_early_optimizations): New gate.
25307 (pass_all_early_optimizations): New pass.
25308 (execute_free_datastructures): Free SSA only when initialized.
25309 (gate_init_datastructures): Init only when optimizing.
25310 (tree_lowering_passes): Do early local passes when called late.
25311 * tree-profile.c (do_tree_profiling): Don't profile functions added
25313 (do_early_tree_profiling, pass_early_tree_profile): Kill.
25314 * tree-cfg.c (update_modified_stmts): Do not update when operands are
25316 * passes.c (init_optimizations_passes): Reorder so we go into SSA
25317 during early_local_passes.
25318 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
25321 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
25323 * Makefile.in: Update copyright year.
25325 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
25327 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
25328 in $(lang_checks) and check-consistency targets.
25330 2007-01-02 Jan Hubicka <jh@suse.cz>
25332 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
25333 Do not add referenced vars.
25334 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
25336 * passes.c (init_optimization_passes): Put mudflap_2 after
25337 free_datastructures.
25339 2007-01-02 Jan Hubicka <jh@suse.cz>
25341 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
25342 Set NOTHROW flag on call statements proved to be nothrow.
25343 Update statement of local calls so new pure/const functions are
25344 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
25346 (tree_rest_of_compilation): Register hooks and initialize bitmap
25347 early. Do not set after_inlining flag.
25349 2007-01-02 Steve Ellcey <sje@cup.hp.com>
25351 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
25352 HOST_BITS_PER_LONGLONG
25354 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25357 * c-typeck.c (store_init_value): Don't emit pedantic overflow
25358 warning for non-static initializers.
25360 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
25362 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
25363 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
25364 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
25365 Always use set_unique_reg_note to add REG_EQUAL notes.
25367 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25370 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25372 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25373 * cfgbuild.c (find_basic_blocks): Likewise.
25374 * cfgrtl.c (rtl_create_basic_block): Likewise.
25375 * function.c (temp_slots_at_level): Likewise.
25376 * reg-stack.c (stack_regs_mentioned): Likewise.
25377 * regclass.c (allocate_reg_info): Likewise.
25378 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25379 set_bb_for_stmt, move_block_to_fn): Likewise.
25380 * tree-complex.c (tree_lower_complex): Likewise.
25381 * vec.h (VEC_safe_grow_cleared): New.
25383 2007-01-02 Ian Lance Taylor <iant@google.com>
25385 * c-common.c (c_common_truthvalue_conversion): When warning about
25386 using an assignment as a truth value, set TREE_NO_WARNING.
25388 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25391 * c.opt (Wold-style-declaration): New.
25392 * doc/invoke.texi (C-only Warning Options): New.
25393 (Wold-style-declaration): Document it.
25394 (Wextra): Enabled by -Wextra.
25395 * c-opts.c (c_common_post_options): Enabled by -Wextra.
25396 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
25397 -Wold-style-declaration.
25399 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25401 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25402 * cfgbuild.c (find_basic_blocks): Likewise.
25403 * cfgrtl.c (rtl_create_basic_block): Likewise.
25404 * function.c (temp_slots_at_level): Likewise.
25405 * reg-stack.c (stack_regs_mentioned): Likewise.
25406 * regclass.c (allocate_reg_info): Likewise.
25407 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25408 set_bb_for_stmt, move_block_to_fn): Likewise.
25409 * tree-complex.c (tree_lower_complex): Likewise.
25410 * vec.h (VEC_safe_grow_cleared): New.
25412 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
25414 * c-common.c (c_common_nodes_and_builtins): Since variants of
25415 void_type_node get built before it is given a name, we need to
25416 give those variants the name, too.
25417 (complete_array_type): We need to work with the canonical main
25418 type of the array, from which we will build the qualified version.
25419 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
25420 * print-tree.c (print_node): Display canonical type information
25422 * stor-layout.c (layout_type): When we don't know the
25423 alignment of a type for which we're building an array, we end up
25424 guessing wrong, so make the type require structural equality.
25425 * tree.c (make_node_stat): When we build a new type, it is its
25426 own canonical type.
25427 (build_type_attribute_qual_variant): When building an attribute
25428 variant, its canonical type is the non-attribute variant. However,
25429 if the attributes are target-dependent and they differ, we need to
25430 use structural equality checks for this type.
25431 (build_qualified_type): A qualified type is not equivalent to its
25432 unqualified variant; set the canonical type appropriately.
25433 (build_distinct_type_copy): When building a distinct type from
25434 another type, the new type is its own canonical type.
25435 (build_variant_type_copy): When building a new type variant, we
25436 assume that it is equivalent to the original type.
25437 (build_pointer_type_for_mode): When building a pointer type, also
25438 build a canonical type pointer.
25439 (build_reference_type_for_mode): When building a reference type,
25440 also build a canonical type reference.
25441 (build_index_type): When we can't hash an index type (e.g.,
25442 because its maximum value is negative), the index type requires
25443 structural equality tests.
25444 (build_array_type): Build the canonical form of an array type.
25445 (build_function_type): Function types require structural equality,
25446 because they contain default arguments, attributes, etc.
25447 (build_method_type_directly): Ditto for method types.
25448 (build_offset_type): Build the canonical offset type.
25449 (build_complex_type): Build the canonical vector type.
25450 (make_vector_type): Build the canonical vector type.
25451 * tree.h (TYPE_CANONICAL): New.
25452 (TYPE_STRUCTURAL_EQUALITY_P): New.
25453 (SET_TYPE_STRUCTURAL_EQUALITY): New.
25454 (struct tree_type): Added "canonical" field.
25455 * params.h (VERIFY_CANONICAL_TYPES): New.
25456 * doc/c-tree.texi (TYPE_CANONICAL): Document.
25457 (TYPE_STRUCTURAL_EQUALITY_P): Document.
25458 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
25459 * doc/invoke.texi (verify-canonical-types): Document --param
25460 parameter for verifying canonical types.
25462 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25464 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
25465 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
25466 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
25467 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
25469 * config/rs6000/e500.h: New.
25470 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
25471 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
25473 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
25474 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
25475 TARGET_E500_DOUBLE): Remove.
25476 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
25477 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
25478 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
25479 * config/rs6000/rs6000.c (rs6000_override_options): Use
25480 CHECK_E500_OPTIONS.
25482 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25484 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
25485 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
25486 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
25487 rs6000_emit_cmove): Don't check TARGET_E500.
25488 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
25489 sordered): Don't check TARGET_E500.
25491 2007-01-01 Eric Christopher <echristo@apple.com>
25493 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
25494 HARD_REGISTER_NUM_P.
25496 2007-01-01 Roger Sayle <roger@eyesopen.com>
25498 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
25499 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
25500 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
25503 2007-01-01 Mike Stump <mrs@apple.com>
25505 * configure.ac: Remove support for building with Apple's gcc-3.1.
25507 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25509 PR middle-end/30311
25510 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
25511 REG is a hard register. Do not modify REG before calling
25513 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
25514 multiple of the size of YMODE for certain lowpart cases.
25516 2007-01-01 Andrew Pinski <pinskia@gmail.com>
25518 PR middle-end/30253
25519 * gimplify (voidify_wrapper_expr): Update for
25520 GIMPLE_MODIFY_STMT.
25522 2007-01-01 Andreas Schwab <schwab@suse.de>
25525 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
25526 save of BR0 in extra_spill_size instead of spill_size.
25527 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
25529 (ia64_expand_epilogue): Restore BR0 from its new location.
25531 2007-01-01 Andrew Pinski <pinskia@gmail.com>
25533 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
25534 Use a temporary variable if the left hand side is not a gimple
25537 2007-01-01 Andrew Pinski <pinskia@gmail.com>
25539 * gimplify.c (gimplify_return_expr): Make the temporary variable
25540 for the return expression, a gimple register variable.
25542 2007-01-01 Jan Hubicka <jh@suse.cz>
25544 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
25547 2007-01-01 Mike Stump <mrs@apple.com>
25549 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
25551 * config/darwin.c (machopic_select_rtx_section): Use
25552 HAVE_GAS_LITERAL16.
25553 (darwin_mergeable_constant_section): Likewise.
25554 * configure: Regenerate.
25555 * config.in: Regenerate.
25557 2007-01-01 Jan Hubicka <jh@suse.cz>
25558 Andrew Pinski <pinskia@gmail.com>
25560 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
25561 before starting IPA passes.