1 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
3 * ifcvt.c (struct noce_if_info): Add comments to the fields.
4 Remove the b_unconditional field.
5 (noce_try_sign_mask): Do not look at b_unconditional.
6 (noce_process_if_block): Do not use merge_if_blocks. Update
7 the CFG here. Do not set b_unconditional.
8 (cond_move_process_if_block): Likewise.
9 (find_cond_trap): Likewise.
10 (check_cond_move_block): Require simple jump insns at the end
13 2007-01-11 Jan Hubicka <jh@suse.cz>
15 PR tree-optimization/1046
16 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
17 when alias info is not ready.
18 (pass_tail_recursion): Do not require aliasing.
19 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
20 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
21 * tree-ssa-copy.c (pass_copy_prop): Likewise.
22 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
23 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
24 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
25 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
27 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
28 When aliasing is not build, mark statement as volatile.
30 2007-01-11 Tom Tromey <tromey@redhat.com>
32 PR preprocessor/15185, PR preprocessor/20989:
33 * doc/cppopts.texi <-MT>: Update description of algorithm for
34 computing default target.
35 <-M, -MD>: Reword "basename" text.
37 2007-01-11 Roger Sayle <roger@eyesopen.com>
39 * builtins.c (expand_builtin_pow, expand_builtin_powi,
40 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
41 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
42 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
43 fold_builtin_bswap, real_constp, fold_builtin_pow,
44 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
45 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
46 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
47 * convert.c (convert_to_pointer): Likewise.
48 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
49 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
50 const_binop, fold_convert_const_int_from_int,
51 fold_convert_const_int_from_real,
52 fold_convert_const_real_from_real, sign_bit_p,
53 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
54 fold_sign_changed_comparison, fold_unary, fold_comparison,
55 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
56 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
57 * print-tree.c (print_node_brief, print_node): Likewise.
58 * stor-layout.c (place_field, layout_type): Likewise.
59 * tree-chrec.c (keep_cast): Likewise.
60 * tree.c (build_vector, build_real, build_real_from_int_cst,
61 build_complex): Likewise.
63 2007-01-11 Roger Sayle <roger@eyesopen.com>
65 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
66 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
68 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
70 * configure.ac (strict1_warn): Rename to strict_warn.
71 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
72 cc_set_by_configure, quoted_cc_set_by_configure,
73 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
74 all_boot_languages, all_stagestuff): Remove.
75 (target_list): Remove bootstrap targets.
76 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
77 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
78 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
79 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
80 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
81 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
82 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
83 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
84 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
85 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
86 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
87 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
88 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
89 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
90 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
91 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
92 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
93 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
94 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
95 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
96 (mostlyclean): Adjust.
97 (clean, distclean): Don't mention bootstrap stuff.
98 * configure: Regenerate.
99 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
100 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
101 treelang/config-lang.in (stagestuff): Remove.
102 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
103 stageprofile, stagefeedback, stagestuff): Remove mention.
105 2007-01-11 Nick Clifton <nickc@redhat.com>
107 * config/mcore/predicates.md (mcore_general_movesrc_operand):
109 (mcore_general_movdst_operand): Do not accept CONST_INTs.
110 (mcore_arith_K_S_operand): Run the test for the S constraint not
111 the test for the M constraint.
112 (mcore_addsub_operand): Do not accept integer values that are
114 * config/mcore/mcore.md: Remove unused constraints from split.
115 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
117 (allocate_stack): Likewise.
118 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
120 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
122 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
123 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
124 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
125 mcore_output_bclri, mcore_output_andn, output_inline_const,
126 mcore_output_move, mcore_output_movedouble): Likewise.
127 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
128 (output_inline_const): Likewise.
129 (output_inline_const): Fix format strings used in sprintf
131 * config/mcore/mcore-protos.h: Update prototypes for changed
132 functions in mcore.c.
133 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
134 HOST_WIDE_INT and not int.
135 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
136 CONST_OK_FOR_N): Likewise.
137 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
138 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
141 2007-01-10 Jan Hubicka <jh@suse.cz>
143 * tree-vrp.c (remove_range_assertions): Release defs.
144 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
145 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
147 2007-01-10 Paul Brook <paul@codesourcery.com>
149 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
150 * config/arm/arm.md (mulsi3subsi): New insn.
152 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
154 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
155 (tree_transform_and_unroll_loop): New.
156 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
159 2007-01-10 Robert Kennedy <jimbob@google.com>
161 * fold-const.c (fold_comparison): Fold comparisons like (x *
162 1000 < 0) to (x < 0).
164 2007-01-10 Ian Lance Taylor <iant@google.com>
166 * tree-pretty-print.c (dump_generic_node): Print parentheses when
167 operands have the same priority.
169 2007-01-10 Tom Tromey <tromey@redhat.com>
171 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
172 (fold_binary): Likewise.
173 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
174 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
175 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
176 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
177 * langhooks.h (struct lang_hooks): Removed field
178 'can_use_bit_fields_p'.
180 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
182 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
184 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
186 * function.c (get_last_funcdef_no): New function.
187 * function.h (get_last_funcdef_no): Declare.
188 * tree-inline.c (initialize_cfun): Add initialization.
189 (tree_function_versioning): Cleanup.
191 2007-01-10 Jan Hubicka <jh@suse.cz>
193 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
196 2007-01-10 Sa Liu <saliu@de.ibm.com>
197 Ben Elliston <bje@au.ibm.com>
199 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
200 for SAVE_NONLOCAL and Pmode for any other save level.
201 * spu-protos.h (spu_restore_stack_block): Declare.
202 * spu.md (save_stack_block): Remove.
203 (restore_stack_block): Call spu_restore_stack_block.
204 * spu.c (spu_restore_stack_block): New function.
205 (spu_expand_epilogue): Remove old comment.
207 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
209 PR tree-optimization/30322
210 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
211 (cand_value_at): Return the value as aff_tree.
212 (may_eliminate_iv): Convert the bound from aff_tree to tree.
213 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
214 aff_combination_mult): New functions.
215 (aff_combination_add): Use aff_combination_add_cst.
216 (aff_combination_convert): Allow conversions to a wider type.
217 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
218 * tree-affine.h (aff_combination_mult): Declare.
220 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
222 * doc/tm.texi: Update documentation to reflect reality of exec
223 and start file search behaviours. Update copyright year.
224 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
225 header file directories.
227 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
229 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
230 (*cosxf2): Rename to cosxf2_i387.
232 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
233 using X87MODEF12 mode macro. Rename patterns to
234 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
236 (*cosdf2, *cossf2): Ditto.
237 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
238 to match extended input operands.
240 (sincos<mode>3): New expander.
242 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
243 insn patterns and corresponding splitters.
245 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
247 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
248 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
250 2007-01-09 Nicolas Pitre <nico@cam.org>
253 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
255 2007-01-08 Geoffrey Keating <geoffk@apple.com>
257 * target.h (struct gcc_target): New field library_rtti_comdat.
258 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
259 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
260 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
261 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
263 2007-01-08 Geoffrey Keating <geoffk@apple.com>
265 * doc/invoke.texi (Optimize Options): Correct description of -O0.
267 2007-01-08 Richard Guenther <rguenther@suse.de>
269 * tree.h (force_fit_type_double): Export.
270 (force_fit_type): Remove.
271 * fold-const.c (force_fit_type_double): New function.
272 (force_fit_type): Remove.
273 (int_const_binop): Use it.
274 (fold_convert_const_int_from_int): Likewise.
275 (fold_convert_const_int_from_real): Likewise.
276 (fold_div_compare): Likewise.
277 (fold_sign_changed_comparison): Likewise.
278 (fold_unary): Likewise.
279 (fold_negate_const): Likewise.
280 (fold_abs_const): Likewise.
281 (fold_not_const): Likewise.
282 * c-common.c (shorten_compare): Use force_fit_type_double.
283 * convert.c (convert_to_pointer): Likewise.
285 2007-01-08 Richard Guenther <rguenther@suse.de>
287 * tree.h (build_int_cst_wide_type): Export.
288 * tree.c (build_int_cst_wide_type): New function.
289 (build_int_cst_wide): Fix comment.
290 * builtins.c (fold_builtin_object_size): Use build_int_cst
291 to build -1 or 0 of the correct type. Use fit_double_type
292 to check for overflow.
293 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
295 (decode_field_reference): Likewise.
296 (all_ones_mask_p): Likewise.
297 (native_interpret_int): Use build_int_cst_wide_type.
298 (fold_binary): Use build_int_cst_type to build an all-ones
300 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
302 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
304 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
306 2007-01-09 Ben Elliston <bje@au.ibm.com>
308 * genautomata.c (STATS_OPTION): New option.
309 (stats_flag): New flag.
310 (gen_automata_option): Handle it.
311 (initiate_automaton_gen): Ditto.
312 (write_automata): Output statistics only if stats_flag is
313 set. Likewise, output time statistics only if time_flag is set.
314 * doc/md.texi (Processor pipeline description): Document new flag.
316 2007-01-08 Richard Guenther <rguenther@suse.de>
318 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
319 * tree.c (build_int_cst_type): Likewise.
320 (size_in_bytes): Don't call force_fit_type on the result.
321 (int_fits_type_p): Use fit_double_type.
322 * fold-const.c (fit_double_type): New function.
323 (force_fit_type): Use it.
324 * tree.h (fit_double_type): Export.
326 2007-01-08 Jan Hubicka <jh@suse.cz>
328 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
329 * ipa.c (function_and_variable_visibility): Fix return type.
331 2007-01-08 Richard Guenther <rguenther@suse.de>
333 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
334 of offset to build the index.
335 * tree-pretty-print.c (dump_generic_node): Don't build negated
336 const just for printing.
337 * c-pretty-print.c (pp_c_integer_constant): Likewise.
338 * builtins.c (fold_builtin_int_roundingfn): Check if result
339 fits the type by using force_fit_type and comparing the result.
340 * predict.c (predict_loops): Use compare_tree_int for comparison.
341 * tree.c (build_int_cst): Fall back to integer_type_node for
343 (build_int_cst_wide): Assert type is non-null.
345 2007-01-08 Roberto Costa <roberto.costa@st.com>
347 * tree-vrp.c (extract_range_from_cond_expr): New.
348 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
349 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
351 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
352 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
353 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
355 * tree-object-size.c (cond_expr_object_size): New.
356 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
358 2007-01-08 Jan Hubicka <jh@suse.cz>
360 * tree-ssa-forwprop.c (forward_propagate_into_cond,
361 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
364 2007-01-08 Richard Guenther <rguenther@suse.de>
366 PR tree-optimization/23603
367 * tree-vrp.c (set_value_range_to_truthvalue): New function.
368 (extract_range_from_binary): Fall back to truthvalue instead of
369 varying for TRUTH_*_EXPR.
370 (extract_range_from_comparison): Fall back to truthvalue instead of
372 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
373 if all visited PHI values were constant.
375 2007-01-08 Jan Hubicka <jh@suse.cz>
377 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
378 (cgraph_analyze_function): break out from ...
379 (cgraph_finalize_compilation_unit): ... here.
380 (cgraph_expand_function): Remove forgoten commented out line.
381 (cgraph_optimize): Analyze functions.
383 2007-01-08 Jan Hubicka <jh@suse.cz>
385 * tree-pas.h (TODO_remove_function): New flag.
386 (TODO_update*): Renumber.
387 (pass_ipa_increase_alignment,
388 pass_ipa_function_and_variable_visibility): New passes.
389 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
390 (cgraph_function_and_variable_visibility): Move to ipa.c
391 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
392 cgraph_increase_alignment.
393 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
394 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
396 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
397 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
398 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
399 (gate_increase_alignment): New function.
400 (pass_ipa_increase_alignment): New pass.
401 * ipa.c: Inline tree-pass.h and timevar.h
402 (function_and_variable_visibility): Move here from cgraphunit.c
403 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
404 * passes.c (init_optimization_passes): Add the two new passes.
405 (execute_todo): Handle cgraph_remove_functions.
407 2007-01-08 Nick Clifton <nickc@redhat.com>
409 * config/frv/predicates.md (reg_or_0_operand): Accept
412 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
414 * config/bfin/rtems.h, config/bfin/t-rtems: New.
415 * config.gcc: Add bfin*-rtems*.
417 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
419 * c.opt: Add -flax-vector-conversions.
420 * c-typeck.c (convert_for_assignment): Pass flag to
421 vector_types_convertible_p to allow emission of note.
422 (digest_init): Likewise.
423 * c-opts.c: Handle -flax-vector-conversions.
424 * c-common.c (flag_lax_vector_conversions): New.
425 (vector_types_convertible_p): Unless -flax-vector conversions
426 has been passed, disallow conversions between vectors with
427 differing numbers of subparts and/or element types. If such
428 a conversion is disallowed, possibly emit a note on the first
429 occasion only to inform the user of -flax-vector-conversions.
430 The new last argument specifies this.
431 * c-common.h (flag_lax_vector_conversions): New.
432 (vector_types_convertible_p): Add extra argument.
433 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
434 char_type_node for V*QI type vectors.
435 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
436 Update to satisfy new typechecking rules.
437 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
439 * doc/invoke.texi (C Dialect Options): Document
440 -flax-vector-conversions.
442 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
444 PR tree-optimization/29877
445 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
446 a register variable on the RHS to not be replaceable.
448 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
449 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
450 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
451 const_simm15, const_pow2, const_npow2): Added.
452 * config/score/misc.md (insv, extv, extzv, movmemsi,
453 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
454 * config/score/score.c (score_address_cost, score_select_cc_mode):
456 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
457 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
458 Update score_print_operand.
459 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
460 Adjust register allocate order and update some macro define.
461 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
462 mdx_block_move_straight, mdx_block_move_loop_head,
463 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
464 mdx_block_move): Added.
465 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
466 mdp_limm): Updated and fix some bug and typo.
467 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
468 (movsf, movdf, doloop_end): Added.
470 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
472 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
473 config/arm/thumb2.md: Fix comment typos.
474 * doc/extend.texi: Fix a typo.
476 2007-01-07 Eric Christopher <echristo@apple.com>
478 * configure.ac: Check for __stack_chk_fail for darwin.
479 * configure: Regenerate.
481 2007-01-07 Richard Guenther <rguenther@suse.de>
483 * tree-vrp.c (extract_range_from_assert): CSE calls to
484 compare_values where possible.
485 (extract_range_from_unary_expr): Likewise.
487 2007-01-07 Anatoly Sokolov <aesok@post.ru>
489 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
490 * config/avr/avr.c (call_insn_operand): Delete function.
491 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
492 instead of register number. Use predicates.
493 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
494 call_insn_operand): Add.
496 2007-01-06 Jan Hubicka <jh@suse.cz>
498 * tree-pass.h (pass_build_cgraph_edges): Declare.
499 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
500 (visited_nodes): Remove.
501 (cgraph_create_edges): Move to cgraphbuild.c; rename to
502 build_cgrpah_edges; make visited_nodes local.
503 (cgraph_process_new_functions): DO not call initialize_inline_failed.
504 (record_references_in_initializer): Move to cgraphbuild.c
505 (initialize_inline_failed, rebuild_cgraph_edges,
506 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
507 (verify_cgraph_node): Make visited_nodes local.
508 (cgraph_analyze_function): Do not call cgraph_create_edges and
509 initialize_inline_failed.
510 (cgraph_expand_function): Do not call cgraph_lower_function;
511 assert that function is already lowered.
512 * Makefile.in (cgraphbuild.o): New.
513 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
514 at the end of lowering passes.
516 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
518 * ifcvt.c (cond_move_convert_if_block): New function, code
520 (cond_move_process_if_block): ...here. Call the new function
521 on the THEN and ELSE blocks.
522 (merge_if_block): Do not copy global_live_at_end, merge_blocks
523 already takes care of this.
525 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
528 * tree.h (TREE_OVERFLOW_P): New.
529 * c-typeck.c (parser_build_unary_op): Warn only if result
530 overflowed and operands did not.
531 (parser_build_binary_op): Likewise.
532 (convert_for_assignment): Remove redundant overflow_warning.
533 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
535 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
537 * c-typeck.c (store_init_value): Split over two lines to follow
538 the GNU coding style.
540 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
542 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
543 __GXX_EXPERIMENTAL_CXX0X__.
544 * doc/cpp.texi: Same.
546 2007-01-05 Richard Guenther <rguenther@suse.de>
549 * tree.c (get_narrower): Do not construct COMPONENT_REFs
550 with mismatched types. Instead explicitly build a
553 2007-01-05 Ian Lance Taylor <iant@google.com>
555 * c-common.c (decl_with_nonnull_addr_p): New function.
556 (c_common_truthvalue_conversion): Call it.
557 * c-typeck.c (build_binary_op): Likewise.
558 * c-common.h (decl_with_nonnull_addr_p): Declare.
560 2007-01-05 Jakub Jelinek <jakub@redhat.com>
563 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
566 2007-01-05 Joel Brobecker <brobecker@adacore.com>
568 * doc/install.texi (Final install): Document the fact that
569 the GNAT runtime should not be stripped.
571 2007-01-04 Jan Hubicka <jh@suse.cz>
573 * tree-inline.c (fold_marked_statements): Update operand caches
576 2007-01-04 Ian Lance Taylor <iant@google.com>
578 * c-common.c (check_function_nonnull): Whitespace fix.
580 2007-01-04 Jan Hubicka <jh@suse.cz>
582 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
583 comitted older version of patch.
584 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
585 function, celanup cfg and collect garbage.
587 2007-01-04 Mike Stump <mrs@apple.com>
589 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
592 2007-01-04 Eric Christopher <echristo@apple.com>
594 * libgcc2.c (__bswapsi2): Use SItype.
595 (__bswapdi2): Use DItype.
596 * libgcc2.h: Update for above.
598 2007-01-04 Paul Brook <paul@codesourcery.com>
600 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
601 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
602 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
603 umulsidi3, umulsidi3adddi, smulsi3_highpart,
604 umulsi3_highpart): Make conditional on !arm_arch6.
605 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
606 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
607 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
608 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
609 umulsi3_highpart_v6): New insns.
611 2007-01-04 Roger Sayle <roger@eyesopen.com>
613 * fold-const.c (fold_convert): When casting an expression to void,
614 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
615 have a type. Instead of attempting to build a NOP_EXPR, return
616 these "special" trees directly.
618 2007-01-04 Joseph Myers <joseph@codesourcery.com>
620 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
621 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
622 rs6000_cost->fp not 0 as adjustment for outer NEG.
624 2007-01-04 Jan Hubicka <jh@suse.cz>
626 * cgraph.c (cgraph_release_function_body): New function.
627 (cgraph_remove_node): Use it.
628 * cgraph.h (cgraph_release_function_body): Declare.
629 * cgraphunit.c (cgraph_expand_function): Use it.
630 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
631 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
632 is initialized and while compilation of other function is running.
633 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
634 statement CFG annotations from here to ...
635 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
637 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
639 * cfgloop.h (enum li_flags): Make the constants powers of two.
641 2007-01-04 Jan Hubicka <jh@suse.cz>
643 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
645 (fold_marked_statements): New function.
646 (optimize_inline_calls, tree_function_versioning): Fold new statements.
647 * tree-inline.h (copy_body_data): Add statements_to_fold.
649 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
651 * config.gcc: Mention libgcc/config.host.
652 * Makefile.in: Update comments mentioning libgcc.
653 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
654 (all.cross, start.encap, rest.encap, rest.cross): Update
655 dependencies for libgcc move.
656 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
657 (clean-target, clean-target-libgcc): Delete.
658 (srcdirify, GCC_EXTRA_PARTS): New macros.
659 (libgcc-support, libgcc.mvars): New rules.
660 (distclean): Remove mention of mklibgcc.
661 (install): Don't reference INSTALL_LIBGCC.
662 (install-common): Don't reference EXTRA_PARTS.
663 (install-libgcc, install-multilib): Delete rules.
664 * mklibgcc.in: Delete file.
665 * doc/configfiles.texi: Don't mention mklibgcc.
667 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
668 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
669 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
670 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
671 (mklibgcc, ldblspecs): Likewise.
673 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
674 (posixpre.def): Use $(T).
675 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
676 (SHLIB_SRC, SHLIB_INSTALL): Delete.
677 (SHLIB_LINK): Make dummy.
678 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
680 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
682 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
683 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
684 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
685 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
687 * configure.ac (all_outputs): Remove mklibgcc.
688 * configure: Regenerated.
690 2007-01-03 Josh Conner <jconner@apple.com>
693 * calls.c (compute_argument_addresses): Set stack and stack_slot
694 for partial args, too.
695 (store_one_arg): Use locate.size.constant for the size when
696 generating a save_area.
698 2007-01-03 Robert Kennedy <jimbob@google.com>
700 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
701 whose definitions are deleted due to basic block merging.
703 2007-01-03 Paul Brook <paul@codesourcery.com>
706 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
708 (use_return_insn): Return 0 for Thumb interrupt functions.
709 (print_multi_reg): Add rfe argument for IRQ returns.
710 (arm_output_epilogue): Pop interrupt return address directly into PC.
711 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
713 2007-01-03 Paul Brook <paul@codesourcery.com>
715 Merge from sourcerygxx-4_1.
716 * config/arm/thumb2.md: New file.
717 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
719 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
720 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
721 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
722 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
724 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
725 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
727 * config/arm/ieee754-sf.S: Ditto.
728 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
729 (thumb1_base_register_rtx_p): ... to this.
730 (thumb_index_register_rtx_p): Rename...
731 (thumb1_index_register_rtx_p): ... to this.
732 (thumb_output_function_prologue): Rename...
733 (thumb1_output_function_prologue): ... to this.
734 (thumb_legitimate_address_p): Rename...
735 (thumb1_legitimate_address_p): ... to this.
736 (thumb_rtx_costs): Rename...
737 (thumb1_rtx_costs): ... to this.
738 (thumb_compute_save_reg_mask): Rename...
739 (thumb1_compute_save_reg_mask): ... to this.
740 (thumb_final_prescan_insn): Rename...
741 (thumb1_final_prescan_insn): ... to this.
742 (thumb_expand_epilogue): Rename...
743 (thumb1_expand_epilogue): ... to this.
744 (arm_unwind_emit_stm): Rename...
745 (arm_unwind_emit_sequence): ... to this.
746 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
747 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
748 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
749 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
750 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
751 thumb2_output_casesi): New functions.
752 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
753 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
754 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
755 THUMB2_WORK_REGS): Define.
756 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
757 arm_condexec_mask, arm_condexec_masklen)): New variables.
758 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
759 (arm_override_options): Check new CPU capabilities.
760 Set new architecture flag variables.
761 (arm_isr_value): Handle v7m interrupt functions.
762 (user_return_insn): Return 0 for v7m interrupt functions. Handle
764 (const_ok_for_arm): Handle Thumb-2 constants.
765 (arm_gen_constant): Ditto. Use movw when available.
766 (arm_function_ok_for_sibcall): Return false for v7m interrupt
768 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
769 (thumb_find_work_register, arm_load_pic_register,
770 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
771 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
772 print_multi_reg, output_mov_long_double_fpa_from_arm,
773 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
774 output_mov_double_fpa_from_arm, output_move_double,
775 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
776 output_return_instruction, arm_output_function_prologue,
777 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
778 arm_output_mi_thunk, thumb_set_return_address): Ditto.
779 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
780 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
781 (arithmetic_instr, shift_op): Use arm_shift_nmem.
782 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
784 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
785 (thumb_expand_prologue): Use thumb_set_frame_pointer.
786 (arm_file_start): Output directive for unified syntax.
787 (arm_unwind_emit_set): Handle stack alignment instruction.
788 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
789 Add v6t2, v7, v7a, v7r and v7m.
790 (RETLDM): Add Thumb-2 code.
791 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
792 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
793 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
794 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
795 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
796 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
797 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
798 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
799 ADJUST_INSN_LENGTH): Define.
800 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
801 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
802 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
803 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
804 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
805 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
806 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
807 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
808 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
809 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
810 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
811 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
812 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
813 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
814 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
815 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
816 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
818 * config/arm/arm-tune.md: Regenerate.
819 * config/arm/arm-protos.h: Update prototypes.
820 * config/arm/vfp.md: Enable patterns for Thumb-2.
821 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
822 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
823 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
824 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
825 * config/arm/libunwind.S: Add Thumb-2 code.
826 * config/arm/constraints.md: Update include Thumb-2.
827 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
828 * config/arm/ieee754-df.S: Ditto.
829 * config/arm/bpabi.S: Ditto.
830 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
831 * config/arm/predicates.md (low_register_operand,
832 low_reg_or_int_operand, thumb_16bit_operator): New.
833 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
834 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
835 * config/arm/t-arm-elf: Add armv7 multilib.
836 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
838 (UNSPEC_STACK_ALIGN, ce_count): New.
839 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
840 arm_zero_extendsidi2, arm_zero_extendqidi2): New
842 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
843 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
844 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
845 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
846 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
847 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
849 * doc/extend.texi: Document ARMv7-M interrupt functions.
850 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
852 2007-01-03 Jakub Jelinek <jakub@redhat.com>
854 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
855 (struct _Unwind_Context): Rename args_size to flags, remove
856 signal_frame field, add a new args_size field and version field.
857 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
858 _Unwind_IsExtendedContext): New inline functions.
859 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
860 Assume by_value array is only present if _Unwind_IsExtendedContext.
861 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
862 _Unwind_IsSignalFrame.
863 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
864 (uw_update_context_1): Use _Unwind_SetSignalFrame.
865 (uw_init_context_1): Initialize context->flags to
866 EXTENDED_CONTEXT_BIT.
867 * config/rs6000/linux-unwind.h (frob_update_context): Use
868 _Unwind_SetSignalFrame.
870 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
873 * gimplify.c (gimplify_modify_expr_complex_part): Move below
874 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
877 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
879 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
880 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
882 * config/i386/i386.md (*sse_prologue_save_insn): Use return
885 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
886 * cfgbuild.c (find_basic_blocks): Likewise.
887 * cfgrtl.c (rtl_create_basic_block): Likewise.
888 * function.c (temp_slots_at_level): Likewise.
889 * reg-stack.c (stack_regs_mentioned): Likewise.
890 * regclass.c (allocate_reg_info): Likewise.
891 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
892 set_bb_for_stmt, move_block_to_fn): Likewise.
893 * tree-complex.c (tree_lower_complex): Likewise.
894 * vec.h (VEC_safe_grow_cleared): New.
896 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
898 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
900 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
901 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
903 * cfgloopmanip.c (scale_loop_frequencies): Export.
904 (loopify): Scale the frequencies by prescribed coefficients.
905 (set_zero_probability): New function.
906 (duplicate_loop_to_header_edge): Improve updating of frequencies.
907 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
908 and frequencies according to arguments.
909 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
911 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
912 * modulo-sched.c (sms_schedule): Set probabilities for entering
913 versioned loop correctly.
914 * tree-vect-transform.c (vect_transform_loop): Ditto.
915 * cfgloop.h (loopify, loop_version): Declaration changed.
916 (scale_loop_frequencies): Declared.
918 2007-01-02 Jan Hubicka <jh@suse.cz>
920 * cgraph.c: Include tree-flow.h
921 (cgraph_add_new-function): Handle IPA_SSA mode; execute
923 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
924 * tree-pass.h (pass_all_early_optimizations): Declare.
925 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
927 (cgraph_analyze_function): Do early_local_passes.
928 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
929 Do not add referenced vars.
930 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
932 (gate_all_early_local_passes): New gate.
933 (pass_early_local_passes): Use new gate.
934 (execute_early_local_optimizations): New functions.
935 (gate_all_early_optimizations): New gate.
936 (pass_all_early_optimizations): New pass.
937 (execute_free_datastructures): Free SSA only when initialized.
938 (gate_init_datastructures): Init only when optimizing.
939 (tree_lowering_passes): Do early local passes when called late.
940 * tree-profile.c (do_tree_profiling): Don't profile functions added
942 (do_early_tree_profiling, pass_early_tree_profile): Kill.
943 * tree-cfg.c (update_modified_stmts): Do not update when operands are
945 * passes.c (init_optimizations_passes): Reorder so we go into SSA
946 during early_local_passes.
947 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
950 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
952 * Makefile.in: Update copyright year.
954 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
956 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
957 in $(lang_checks) and check-consistency targets.
959 2007-01-02 Jan Hubicka <jh@suse.cz>
961 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
962 Do not add referenced vars.
963 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
965 * passes.c (init_optimization_passes): Put mudflap_2 after
968 2007-01-02 Jan Hubicka <jh@suse.cz>
970 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
971 Set NOTHROW flag on call statements proved to be nothrow.
972 Update statement of local calls so new pure/const functions are
973 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
975 (tree_rest_of_compilation): Register hooks and initialize bitmap
976 early. Do not set after_inlining flag.
978 2007-01-02 Steve Ellcey <sje@cup.hp.com>
980 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
981 HOST_BITS_PER_LONGLONG
983 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
986 * c-typeck.c (store_init_value): Don't emit pedantic overflow
987 warning for non-static initializers.
989 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
991 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
992 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
993 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
994 Always use set_unique_reg_note to add REG_EQUAL notes.
996 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
999 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
1001 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
1002 * cfgbuild.c (find_basic_blocks): Likewise.
1003 * cfgrtl.c (rtl_create_basic_block): Likewise.
1004 * function.c (temp_slots_at_level): Likewise.
1005 * reg-stack.c (stack_regs_mentioned): Likewise.
1006 * regclass.c (allocate_reg_info): Likewise.
1007 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
1008 set_bb_for_stmt, move_block_to_fn): Likewise.
1009 * tree-complex.c (tree_lower_complex): Likewise.
1010 * vec.h (VEC_safe_grow_cleared): New.
1012 2007-01-02 Ian Lance Taylor <iant@google.com>
1014 * c-common.c (c_common_truthvalue_conversion): When warning about
1015 using an assignment as a truth value, set TREE_NO_WARNING.
1017 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1020 * c.opt (Wold-style-declaration): New.
1021 * doc/invoke.texi (C-only Warning Options): New.
1022 (Wold-style-declaration): Document it.
1023 (Wextra): Enabled by -Wextra.
1024 * c-opts.c (c_common_post_options): Enabled by -Wextra.
1025 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
1026 -Wold-style-declaration.
1028 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
1030 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
1031 * cfgbuild.c (find_basic_blocks): Likewise.
1032 * cfgrtl.c (rtl_create_basic_block): Likewise.
1033 * function.c (temp_slots_at_level): Likewise.
1034 * reg-stack.c (stack_regs_mentioned): Likewise.
1035 * regclass.c (allocate_reg_info): Likewise.
1036 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
1037 set_bb_for_stmt, move_block_to_fn): Likewise.
1038 * tree-complex.c (tree_lower_complex): Likewise.
1039 * vec.h (VEC_safe_grow_cleared): New.
1041 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
1043 * c-common.c(c_common_nodes_and_builtins): Since variants of
1044 void_type_node get built before it is given a name, we need to
1045 give those variants the name, too.
1046 (complete_array_type): We need to work with the canonical main
1047 type of the array, from which we will build the qualified version.
1048 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
1049 * print-tree.c (print_node): Display canonical type information
1051 * stor-layout.c (layout_type): When we don't know the
1052 alignment of a type for which we're building an array, we end up
1053 guessing wrong, so make the type require structural equality.
1054 * tree.c (make_node_stat): When we build a new type, it is its
1056 (build_type_attribute_qual_variant): When building an attribute
1057 variant, its canonical type is the non-attribute variant. However,
1058 if the attributes are target-dependent and they differ, we need to
1059 use structural equality checks for this type.
1060 (build_qualified_type): A qualified type is not equivalent to its
1061 unqualified variant; set the canonical type appropriately.
1062 (build_distinct_type_copy): When building a distinct type from
1063 another type, the new type is its own canonical type.
1064 (build_variant_type_copy): When building a new type variant, we
1065 assume that it is equivalent to the original type.
1066 (build_pointer_type_for_mode): When building a pointer type, also
1067 build a canonical type pointer.
1068 (build_reference_type_for_mode): When building a reference type,
1069 also build a canonical type reference.
1070 (build_index_type): When we can't hash an index type (e.g.,
1071 because its maximum value is negative), the index type requires
1072 structural equality tests.
1073 (build_array_type): Build the canonical form of an array type.
1074 (build_function_type): Function types require structural equality,
1075 because they contain default arguments, attributes, etc.
1076 (build_method_type_directly): Ditto for method types.
1077 (build_offset_type): Build the canonical offset type.
1078 (build_complex_type): Build the canonical vector type.
1079 (make_vector_type): Build the canonical vector type.
1080 * tree.h (TYPE_CANONICAL): New.
1081 (TYPE_STRUCTURAL_EQUALITY_P): New.
1082 (SET_TYPE_STRUCTURAL_EQUALITY): New.
1083 (struct tree_type): Added "canonical" field.
1084 * params.h (VERIFY_CANONICAL_TYPES): New.
1085 * doc/c-tree.texi (TYPE_CANONICAL): Document.
1086 (TYPE_STRUCTURAL_EQUALITY_P): Document.
1087 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
1088 * doc/invoke.texi (verify-canonical-types): Document --param
1089 parameter for verifying canonical types.
1091 2007-01-02 Joseph Myers <joseph@codesourcery.com>
1093 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
1094 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
1095 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
1096 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
1098 * config/rs6000/e500.h: New.
1099 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
1100 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
1102 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
1103 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
1104 TARGET_E500_DOUBLE): Remove.
1105 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
1106 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
1107 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
1108 * config/rs6000/rs6000.c (rs6000_override_options): Use
1111 2007-01-02 Joseph Myers <joseph@codesourcery.com>
1113 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
1114 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
1115 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
1116 rs6000_emit_cmove): Don't check TARGET_E500.
1117 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
1118 sordered): Don't check TARGET_E500.
1120 2007-01-01 Eric Christopher <echristo@apple.com>
1122 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
1123 HARD_REGISTER_NUM_P.
1125 2007-01-01 Roger Sayle <roger@eyesopen.com>
1127 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
1128 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
1129 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
1132 2007-01-01 Mike Stump <mrs@apple.com>
1134 * configure.ac: Remove support for building with Apple's gcc-3.1.
1136 2007-01-02 Joseph Myers <joseph@codesourcery.com>
1139 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
1140 REG is a hard register. Do not modify REG before calling
1142 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
1143 multiple of the size of YMODE for certain lowpart cases.
1145 2007-01-01 Andrew Pinski <pinskia@gmail.com>
1148 * gimplify (voidify_wrapper_expr): Update for
1151 2007-01-01 Andreas Schwab <schwab@suse.de>
1154 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
1155 save of BR0 in extra_spill_size instead of spill_size.
1156 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
1158 (ia64_expand_epilogue): Restore BR0 from its new location.
1160 2007-01-01 Andrew Pinski <pinskia@gmail.com>
1162 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
1163 Use a temporary variable if the left hand side is not a gimple
1166 2007-01-01 Andrew Pinski <pinskia@gmail.com>
1168 * gimplify.c (gimplify_return_expr): Make the temporary variable
1169 for the return expression, a gimple register variable.
1171 2007-01-01 Jan Hubicka <jh@suse.cz>
1173 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
1176 2007-01-01 Mike Stump <mrs@apple.com>
1178 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
1180 * config/darwin.c (machopic_select_rtx_section): Use
1182 (darwin_mergeable_constant_section): Likewise.
1183 * configure: Regenerate.
1184 * config.in: Regenerate.
1186 2007-01-01 Jan Hubicka <jh@suse.cz>
1187 Andrew Pinski <pinskia@gmail.com>
1189 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
1190 before starting IPA passes.