1 2007-01-12 Julian Brown <julian@codesourcery.com>
2 Richard Sandiford <richard@codesourcery.com>
4 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
6 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
8 (TARGET_CPU32): Rename to...
10 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
11 (TUNE_CFV2): New macros.
12 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
13 remove conditions that are implied by TARGET_68020.
14 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
15 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
16 (m68k_output_function_epilogue): Likewise.
17 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
18 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
19 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
20 non-68000 timings. Refactor multiplication and division costs.
21 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
22 TUNE_CPU32 instead of TARGET_CPU32.
23 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
24 and TUNE_68060 instead of TARGET_68060.
25 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
26 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
28 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
29 && !TARGET_COLDFIRE" to choose between moveq and clr.
30 Likewise in the unnamed movsf pattern.
31 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
32 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
35 2007-01-12 Richard Sandiford <richard@codesourcery.com>
37 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
38 of tabbing before backslashes.
40 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
42 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
43 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
44 (ASM_OUTPUT_INTERNAL_LABEL): Define.
46 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
48 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
49 find_interesting_uses_cond.
50 (find_interesting_uses_cond): Use extract_cond_operands.
51 (rewrite_use_compare): Use extract_cond_operands and
52 force_gimple_operand_bsi. Do not call update_stmt.
53 (determine_use_iv_cost_condition): Use extract_cond_operands.
54 Return cheaper of using original bound and changing the exit bound.
56 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
58 PR tree-optimization/29516
59 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
60 most_expensive_mult_to_index, addr_to_parts,
61 create_mem_ref, maybe_fold_tmr): Make the type of
62 fields of TARGET_MEM_REF sizetype.
63 (move_fixed_address_to_symbol, move_pointer_to_base):
65 * tree.def (TARGET_MEM_REF): Add comment on types of
68 2007-01-11 Joseph Myers <joseph@codesourcery.com>
70 * c-common.c (vector_types_convertible_p): Treat opaque types as
71 always convertible if they have the same size, but not otherwise.
73 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
75 * ifcvt.c (struct noce_if_info): Add comments to the fields.
76 Remove the b_unconditional field.
77 (noce_try_sign_mask): Do not look at b_unconditional.
78 (noce_process_if_block): Do not use merge_if_blocks. Update
79 the CFG here. Do not set b_unconditional.
80 (cond_move_process_if_block): Likewise.
81 (find_cond_trap): Likewise.
82 (check_cond_move_block): Require simple jump insns at the end
85 2007-01-11 Jan Hubicka <jh@suse.cz>
87 PR tree-optimization/1046
88 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
89 when alias info is not ready.
90 (pass_tail_recursion): Do not require aliasing.
91 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
92 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
93 * tree-ssa-copy.c (pass_copy_prop): Likewise.
94 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
95 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
96 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
97 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
99 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
100 When aliasing is not build, mark statement as volatile.
102 2007-01-11 Tom Tromey <tromey@redhat.com>
104 PR preprocessor/15185, PR preprocessor/20989:
105 * doc/cppopts.texi <-MT>: Update description of algorithm for
106 computing default target.
107 <-M, -MD>: Reword "basename" text.
109 2007-01-11 Roger Sayle <roger@eyesopen.com>
111 * builtins.c (expand_builtin_pow, expand_builtin_powi,
112 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
113 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
114 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
115 fold_builtin_bswap, real_constp, fold_builtin_pow,
116 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
117 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
118 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
119 * convert.c (convert_to_pointer): Likewise.
120 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
121 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
122 const_binop, fold_convert_const_int_from_int,
123 fold_convert_const_int_from_real,
124 fold_convert_const_real_from_real, sign_bit_p,
125 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
126 fold_sign_changed_comparison, fold_unary, fold_comparison,
127 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
128 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
129 * print-tree.c (print_node_brief, print_node): Likewise.
130 * stor-layout.c (place_field, layout_type): Likewise.
131 * tree-chrec.c (keep_cast): Likewise.
132 * tree.c (build_vector, build_real, build_real_from_int_cst,
133 build_complex): Likewise.
135 2007-01-11 Roger Sayle <roger@eyesopen.com>
137 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
138 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
140 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
142 * configure.ac (strict1_warn): Rename to strict_warn.
143 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
144 cc_set_by_configure, quoted_cc_set_by_configure,
145 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
146 all_boot_languages, all_stagestuff): Remove.
147 (target_list): Remove bootstrap targets.
148 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
149 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
150 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
151 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
152 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
153 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
154 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
155 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
156 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
157 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
158 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
159 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
160 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
161 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
162 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
163 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
164 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
165 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
166 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
167 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
168 (mostlyclean): Adjust.
169 (clean, distclean): Don't mention bootstrap stuff.
170 * configure: Regenerate.
171 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
172 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
173 treelang/config-lang.in (stagestuff): Remove.
174 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
175 stageprofile, stagefeedback, stagestuff): Remove mention.
177 2007-01-11 Nick Clifton <nickc@redhat.com>
179 * config/mcore/predicates.md (mcore_general_movesrc_operand):
181 (mcore_general_movdst_operand): Do not accept CONST_INTs.
182 (mcore_arith_K_S_operand): Run the test for the S constraint not
183 the test for the M constraint.
184 (mcore_addsub_operand): Do not accept integer values that are
186 * config/mcore/mcore.md: Remove unused constraints from split.
187 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
189 (allocate_stack): Likewise.
190 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
192 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
194 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
195 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
196 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
197 mcore_output_bclri, mcore_output_andn, output_inline_const,
198 mcore_output_move, mcore_output_movedouble): Likewise.
199 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
200 (output_inline_const): Likewise.
201 (output_inline_const): Fix format strings used in sprintf
203 * config/mcore/mcore-protos.h: Update prototypes for changed
204 functions in mcore.c.
205 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
206 HOST_WIDE_INT and not int.
207 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
208 CONST_OK_FOR_N): Likewise.
209 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
210 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
213 2007-01-10 Jan Hubicka <jh@suse.cz>
215 * tree-vrp.c (remove_range_assertions): Release defs.
216 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
217 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
219 2007-01-10 Paul Brook <paul@codesourcery.com>
221 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
222 * config/arm/arm.md (mulsi3subsi): New insn.
224 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
226 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
227 (tree_transform_and_unroll_loop): New.
228 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
231 2007-01-10 Robert Kennedy <jimbob@google.com>
233 * fold-const.c (fold_comparison): Fold comparisons like (x *
234 1000 < 0) to (x < 0).
236 2007-01-10 Ian Lance Taylor <iant@google.com>
238 * tree-pretty-print.c (dump_generic_node): Print parentheses when
239 operands have the same priority.
241 2007-01-10 Tom Tromey <tromey@redhat.com>
243 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
244 (fold_binary): Likewise.
245 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
246 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
247 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
248 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
249 * langhooks.h (struct lang_hooks): Removed field
250 'can_use_bit_fields_p'.
252 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
254 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
256 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
258 * function.c (get_last_funcdef_no): New function.
259 * function.h (get_last_funcdef_no): Declare.
260 * tree-inline.c (initialize_cfun): Add initialization.
261 (tree_function_versioning): Cleanup.
263 2007-01-10 Jan Hubicka <jh@suse.cz>
265 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
268 2007-01-10 Sa Liu <saliu@de.ibm.com>
269 Ben Elliston <bje@au.ibm.com>
271 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
272 for SAVE_NONLOCAL and Pmode for any other save level.
273 * spu-protos.h (spu_restore_stack_block): Declare.
274 * spu.md (save_stack_block): Remove.
275 (restore_stack_block): Call spu_restore_stack_block.
276 * spu.c (spu_restore_stack_block): New function.
277 (spu_expand_epilogue): Remove old comment.
279 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
281 PR tree-optimization/30322
282 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
283 (cand_value_at): Return the value as aff_tree.
284 (may_eliminate_iv): Convert the bound from aff_tree to tree.
285 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
286 aff_combination_mult): New functions.
287 (aff_combination_add): Use aff_combination_add_cst.
288 (aff_combination_convert): Allow conversions to a wider type.
289 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
290 * tree-affine.h (aff_combination_mult): Declare.
292 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
294 * doc/tm.texi: Update documentation to reflect reality of exec
295 and start file search behaviours. Update copyright year.
296 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
297 header file directories.
299 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
301 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
302 (*cosxf2): Rename to cosxf2_i387.
304 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
305 using X87MODEF12 mode macro. Rename patterns to
306 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
308 (*cosdf2, *cossf2): Ditto.
309 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
310 to match extended input operands.
312 (sincos<mode>3): New expander.
314 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
315 insn patterns and corresponding splitters.
317 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
319 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
320 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
322 2007-01-09 Nicolas Pitre <nico@cam.org>
325 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
327 2007-01-08 Geoffrey Keating <geoffk@apple.com>
329 * target.h (struct gcc_target): New field library_rtti_comdat.
330 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
331 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
332 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
333 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
335 2007-01-08 Geoffrey Keating <geoffk@apple.com>
337 * doc/invoke.texi (Optimize Options): Correct description of -O0.
339 2007-01-08 Richard Guenther <rguenther@suse.de>
341 * tree.h (force_fit_type_double): Export.
342 (force_fit_type): Remove.
343 * fold-const.c (force_fit_type_double): New function.
344 (force_fit_type): Remove.
345 (int_const_binop): Use it.
346 (fold_convert_const_int_from_int): Likewise.
347 (fold_convert_const_int_from_real): Likewise.
348 (fold_div_compare): Likewise.
349 (fold_sign_changed_comparison): Likewise.
350 (fold_unary): Likewise.
351 (fold_negate_const): Likewise.
352 (fold_abs_const): Likewise.
353 (fold_not_const): Likewise.
354 * c-common.c (shorten_compare): Use force_fit_type_double.
355 * convert.c (convert_to_pointer): Likewise.
357 2007-01-08 Richard Guenther <rguenther@suse.de>
359 * tree.h (build_int_cst_wide_type): Export.
360 * tree.c (build_int_cst_wide_type): New function.
361 (build_int_cst_wide): Fix comment.
362 * builtins.c (fold_builtin_object_size): Use build_int_cst
363 to build -1 or 0 of the correct type. Use fit_double_type
364 to check for overflow.
365 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
367 (decode_field_reference): Likewise.
368 (all_ones_mask_p): Likewise.
369 (native_interpret_int): Use build_int_cst_wide_type.
370 (fold_binary): Use build_int_cst_type to build an all-ones
372 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
374 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
376 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
378 2007-01-09 Ben Elliston <bje@au.ibm.com>
380 * genautomata.c (STATS_OPTION): New option.
381 (stats_flag): New flag.
382 (gen_automata_option): Handle it.
383 (initiate_automaton_gen): Ditto.
384 (write_automata): Output statistics only if stats_flag is
385 set. Likewise, output time statistics only if time_flag is set.
386 * doc/md.texi (Processor pipeline description): Document new flag.
388 2007-01-08 Richard Guenther <rguenther@suse.de>
390 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
391 * tree.c (build_int_cst_type): Likewise.
392 (size_in_bytes): Don't call force_fit_type on the result.
393 (int_fits_type_p): Use fit_double_type.
394 * fold-const.c (fit_double_type): New function.
395 (force_fit_type): Use it.
396 * tree.h (fit_double_type): Export.
398 2007-01-08 Jan Hubicka <jh@suse.cz>
400 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
401 * ipa.c (function_and_variable_visibility): Fix return type.
403 2007-01-08 Richard Guenther <rguenther@suse.de>
405 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
406 of offset to build the index.
407 * tree-pretty-print.c (dump_generic_node): Don't build negated
408 const just for printing.
409 * c-pretty-print.c (pp_c_integer_constant): Likewise.
410 * builtins.c (fold_builtin_int_roundingfn): Check if result
411 fits the type by using force_fit_type and comparing the result.
412 * predict.c (predict_loops): Use compare_tree_int for comparison.
413 * tree.c (build_int_cst): Fall back to integer_type_node for
415 (build_int_cst_wide): Assert type is non-null.
417 2007-01-08 Roberto Costa <roberto.costa@st.com>
419 * tree-vrp.c (extract_range_from_cond_expr): New.
420 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
421 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
423 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
424 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
425 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
427 * tree-object-size.c (cond_expr_object_size): New.
428 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
430 2007-01-08 Jan Hubicka <jh@suse.cz>
432 * tree-ssa-forwprop.c (forward_propagate_into_cond,
433 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
436 2007-01-08 Richard Guenther <rguenther@suse.de>
438 PR tree-optimization/23603
439 * tree-vrp.c (set_value_range_to_truthvalue): New function.
440 (extract_range_from_binary): Fall back to truthvalue instead of
441 varying for TRUTH_*_EXPR.
442 (extract_range_from_comparison): Fall back to truthvalue instead of
444 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
445 if all visited PHI values were constant.
447 2007-01-08 Jan Hubicka <jh@suse.cz>
449 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
450 (cgraph_analyze_function): break out from ...
451 (cgraph_finalize_compilation_unit): ... here.
452 (cgraph_expand_function): Remove forgoten commented out line.
453 (cgraph_optimize): Analyze functions.
455 2007-01-08 Jan Hubicka <jh@suse.cz>
457 * tree-pas.h (TODO_remove_function): New flag.
458 (TODO_update*): Renumber.
459 (pass_ipa_increase_alignment,
460 pass_ipa_function_and_variable_visibility): New passes.
461 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
462 (cgraph_function_and_variable_visibility): Move to ipa.c
463 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
464 cgraph_increase_alignment.
465 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
466 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
468 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
469 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
470 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
471 (gate_increase_alignment): New function.
472 (pass_ipa_increase_alignment): New pass.
473 * ipa.c: Inline tree-pass.h and timevar.h
474 (function_and_variable_visibility): Move here from cgraphunit.c
475 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
476 * passes.c (init_optimization_passes): Add the two new passes.
477 (execute_todo): Handle cgraph_remove_functions.
479 2007-01-08 Nick Clifton <nickc@redhat.com>
481 * config/frv/predicates.md (reg_or_0_operand): Accept
484 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
486 * config/bfin/rtems.h, config/bfin/t-rtems: New.
487 * config.gcc: Add bfin*-rtems*.
489 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
491 * c.opt: Add -flax-vector-conversions.
492 * c-typeck.c (convert_for_assignment): Pass flag to
493 vector_types_convertible_p to allow emission of note.
494 (digest_init): Likewise.
495 * c-opts.c: Handle -flax-vector-conversions.
496 * c-common.c (flag_lax_vector_conversions): New.
497 (vector_types_convertible_p): Unless -flax-vector conversions
498 has been passed, disallow conversions between vectors with
499 differing numbers of subparts and/or element types. If such
500 a conversion is disallowed, possibly emit a note on the first
501 occasion only to inform the user of -flax-vector-conversions.
502 The new last argument specifies this.
503 * c-common.h (flag_lax_vector_conversions): New.
504 (vector_types_convertible_p): Add extra argument.
505 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
506 char_type_node for V*QI type vectors.
507 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
508 Update to satisfy new typechecking rules.
509 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
511 * doc/invoke.texi (C Dialect Options): Document
512 -flax-vector-conversions.
514 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
516 PR tree-optimization/29877
517 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
518 a register variable on the RHS to not be replaceable.
520 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
521 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
522 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
523 const_simm15, const_pow2, const_npow2): Added.
524 * config/score/misc.md (insv, extv, extzv, movmemsi,
525 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
526 * config/score/score.c (score_address_cost, score_select_cc_mode):
528 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
529 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
530 Update score_print_operand.
531 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
532 Adjust register allocate order and update some macro define.
533 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
534 mdx_block_move_straight, mdx_block_move_loop_head,
535 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
536 mdx_block_move): Added.
537 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
538 mdp_limm): Updated and fix some bug and typo.
539 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
540 (movsf, movdf, doloop_end): Added.
542 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
544 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
545 config/arm/thumb2.md: Fix comment typos.
546 * doc/extend.texi: Fix a typo.
548 2007-01-07 Eric Christopher <echristo@apple.com>
550 * configure.ac: Check for __stack_chk_fail for darwin.
551 * configure: Regenerate.
553 2007-01-07 Richard Guenther <rguenther@suse.de>
555 * tree-vrp.c (extract_range_from_assert): CSE calls to
556 compare_values where possible.
557 (extract_range_from_unary_expr): Likewise.
559 2007-01-07 Anatoly Sokolov <aesok@post.ru>
561 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
562 * config/avr/avr.c (call_insn_operand): Delete function.
563 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
564 instead of register number. Use predicates.
565 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
566 call_insn_operand): Add.
568 2007-01-06 Jan Hubicka <jh@suse.cz>
570 * tree-pass.h (pass_build_cgraph_edges): Declare.
571 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
572 (visited_nodes): Remove.
573 (cgraph_create_edges): Move to cgraphbuild.c; rename to
574 build_cgrpah_edges; make visited_nodes local.
575 (cgraph_process_new_functions): DO not call initialize_inline_failed.
576 (record_references_in_initializer): Move to cgraphbuild.c
577 (initialize_inline_failed, rebuild_cgraph_edges,
578 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
579 (verify_cgraph_node): Make visited_nodes local.
580 (cgraph_analyze_function): Do not call cgraph_create_edges and
581 initialize_inline_failed.
582 (cgraph_expand_function): Do not call cgraph_lower_function;
583 assert that function is already lowered.
584 * Makefile.in (cgraphbuild.o): New.
585 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
586 at the end of lowering passes.
588 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
590 * ifcvt.c (cond_move_convert_if_block): New function, code
592 (cond_move_process_if_block): ...here. Call the new function
593 on the THEN and ELSE blocks.
594 (merge_if_block): Do not copy global_live_at_end, merge_blocks
595 already takes care of this.
597 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
600 * tree.h (TREE_OVERFLOW_P): New.
601 * c-typeck.c (parser_build_unary_op): Warn only if result
602 overflowed and operands did not.
603 (parser_build_binary_op): Likewise.
604 (convert_for_assignment): Remove redundant overflow_warning.
605 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
607 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
609 * c-typeck.c (store_init_value): Split over two lines to follow
610 the GNU coding style.
612 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
614 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
615 __GXX_EXPERIMENTAL_CXX0X__.
616 * doc/cpp.texi: Same.
618 2007-01-05 Richard Guenther <rguenther@suse.de>
621 * tree.c (get_narrower): Do not construct COMPONENT_REFs
622 with mismatched types. Instead explicitly build a
625 2007-01-05 Ian Lance Taylor <iant@google.com>
627 * c-common.c (decl_with_nonnull_addr_p): New function.
628 (c_common_truthvalue_conversion): Call it.
629 * c-typeck.c (build_binary_op): Likewise.
630 * c-common.h (decl_with_nonnull_addr_p): Declare.
632 2007-01-05 Jakub Jelinek <jakub@redhat.com>
635 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
638 2007-01-05 Joel Brobecker <brobecker@adacore.com>
640 * doc/install.texi (Final install): Document the fact that
641 the GNAT runtime should not be stripped.
643 2007-01-04 Jan Hubicka <jh@suse.cz>
645 * tree-inline.c (fold_marked_statements): Update operand caches
648 2007-01-04 Ian Lance Taylor <iant@google.com>
650 * c-common.c (check_function_nonnull): Whitespace fix.
652 2007-01-04 Jan Hubicka <jh@suse.cz>
654 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
655 comitted older version of patch.
656 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
657 function, celanup cfg and collect garbage.
659 2007-01-04 Mike Stump <mrs@apple.com>
661 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
664 2007-01-04 Eric Christopher <echristo@apple.com>
666 * libgcc2.c (__bswapsi2): Use SItype.
667 (__bswapdi2): Use DItype.
668 * libgcc2.h: Update for above.
670 2007-01-04 Paul Brook <paul@codesourcery.com>
672 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
673 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
674 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
675 umulsidi3, umulsidi3adddi, smulsi3_highpart,
676 umulsi3_highpart): Make conditional on !arm_arch6.
677 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
678 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
679 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
680 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
681 umulsi3_highpart_v6): New insns.
683 2007-01-04 Roger Sayle <roger@eyesopen.com>
685 * fold-const.c (fold_convert): When casting an expression to void,
686 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
687 have a type. Instead of attempting to build a NOP_EXPR, return
688 these "special" trees directly.
690 2007-01-04 Joseph Myers <joseph@codesourcery.com>
692 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
693 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
694 rs6000_cost->fp not 0 as adjustment for outer NEG.
696 2007-01-04 Jan Hubicka <jh@suse.cz>
698 * cgraph.c (cgraph_release_function_body): New function.
699 (cgraph_remove_node): Use it.
700 * cgraph.h (cgraph_release_function_body): Declare.
701 * cgraphunit.c (cgraph_expand_function): Use it.
702 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
703 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
704 is initialized and while compilation of other function is running.
705 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
706 statement CFG annotations from here to ...
707 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
709 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
711 * cfgloop.h (enum li_flags): Make the constants powers of two.
713 2007-01-04 Jan Hubicka <jh@suse.cz>
715 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
717 (fold_marked_statements): New function.
718 (optimize_inline_calls, tree_function_versioning): Fold new statements.
719 * tree-inline.h (copy_body_data): Add statements_to_fold.
721 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
723 * config.gcc: Mention libgcc/config.host.
724 * Makefile.in: Update comments mentioning libgcc.
725 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
726 (all.cross, start.encap, rest.encap, rest.cross): Update
727 dependencies for libgcc move.
728 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
729 (clean-target, clean-target-libgcc): Delete.
730 (srcdirify, GCC_EXTRA_PARTS): New macros.
731 (libgcc-support, libgcc.mvars): New rules.
732 (distclean): Remove mention of mklibgcc.
733 (install): Don't reference INSTALL_LIBGCC.
734 (install-common): Don't reference EXTRA_PARTS.
735 (install-libgcc, install-multilib): Delete rules.
736 * mklibgcc.in: Delete file.
737 * doc/configfiles.texi: Don't mention mklibgcc.
739 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
740 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
741 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
742 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
743 (mklibgcc, ldblspecs): Likewise.
745 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
746 (posixpre.def): Use $(T).
747 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
748 (SHLIB_SRC, SHLIB_INSTALL): Delete.
749 (SHLIB_LINK): Make dummy.
750 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
752 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
754 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
755 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
756 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
757 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
759 * configure.ac (all_outputs): Remove mklibgcc.
760 * configure: Regenerated.
762 2007-01-03 Josh Conner <jconner@apple.com>
765 * calls.c (compute_argument_addresses): Set stack and stack_slot
766 for partial args, too.
767 (store_one_arg): Use locate.size.constant for the size when
768 generating a save_area.
770 2007-01-03 Robert Kennedy <jimbob@google.com>
772 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
773 whose definitions are deleted due to basic block merging.
775 2007-01-03 Paul Brook <paul@codesourcery.com>
778 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
780 (use_return_insn): Return 0 for Thumb interrupt functions.
781 (print_multi_reg): Add rfe argument for IRQ returns.
782 (arm_output_epilogue): Pop interrupt return address directly into PC.
783 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
785 2007-01-03 Paul Brook <paul@codesourcery.com>
787 Merge from sourcerygxx-4_1.
788 * config/arm/thumb2.md: New file.
789 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
791 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
792 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
793 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
794 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
796 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
797 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
799 * config/arm/ieee754-sf.S: Ditto.
800 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
801 (thumb1_base_register_rtx_p): ... to this.
802 (thumb_index_register_rtx_p): Rename...
803 (thumb1_index_register_rtx_p): ... to this.
804 (thumb_output_function_prologue): Rename...
805 (thumb1_output_function_prologue): ... to this.
806 (thumb_legitimate_address_p): Rename...
807 (thumb1_legitimate_address_p): ... to this.
808 (thumb_rtx_costs): Rename...
809 (thumb1_rtx_costs): ... to this.
810 (thumb_compute_save_reg_mask): Rename...
811 (thumb1_compute_save_reg_mask): ... to this.
812 (thumb_final_prescan_insn): Rename...
813 (thumb1_final_prescan_insn): ... to this.
814 (thumb_expand_epilogue): Rename...
815 (thumb1_expand_epilogue): ... to this.
816 (arm_unwind_emit_stm): Rename...
817 (arm_unwind_emit_sequence): ... to this.
818 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
819 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
820 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
821 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
822 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
823 thumb2_output_casesi): New functions.
824 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
825 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
826 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
827 THUMB2_WORK_REGS): Define.
828 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
829 arm_condexec_mask, arm_condexec_masklen)): New variables.
830 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
831 (arm_override_options): Check new CPU capabilities.
832 Set new architecture flag variables.
833 (arm_isr_value): Handle v7m interrupt functions.
834 (user_return_insn): Return 0 for v7m interrupt functions. Handle
836 (const_ok_for_arm): Handle Thumb-2 constants.
837 (arm_gen_constant): Ditto. Use movw when available.
838 (arm_function_ok_for_sibcall): Return false for v7m interrupt
840 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
841 (thumb_find_work_register, arm_load_pic_register,
842 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
843 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
844 print_multi_reg, output_mov_long_double_fpa_from_arm,
845 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
846 output_mov_double_fpa_from_arm, output_move_double,
847 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
848 output_return_instruction, arm_output_function_prologue,
849 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
850 arm_output_mi_thunk, thumb_set_return_address): Ditto.
851 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
852 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
853 (arithmetic_instr, shift_op): Use arm_shift_nmem.
854 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
856 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
857 (thumb_expand_prologue): Use thumb_set_frame_pointer.
858 (arm_file_start): Output directive for unified syntax.
859 (arm_unwind_emit_set): Handle stack alignment instruction.
860 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
861 Add v6t2, v7, v7a, v7r and v7m.
862 (RETLDM): Add Thumb-2 code.
863 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
864 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
865 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
866 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
867 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
868 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
869 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
870 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
871 ADJUST_INSN_LENGTH): Define.
872 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
873 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
874 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
875 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
876 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
877 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
878 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
879 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
880 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
881 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
882 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
883 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
884 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
885 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
886 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
887 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
888 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
890 * config/arm/arm-tune.md: Regenerate.
891 * config/arm/arm-protos.h: Update prototypes.
892 * config/arm/vfp.md: Enable patterns for Thumb-2.
893 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
894 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
895 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
896 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
897 * config/arm/libunwind.S: Add Thumb-2 code.
898 * config/arm/constraints.md: Update include Thumb-2.
899 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
900 * config/arm/ieee754-df.S: Ditto.
901 * config/arm/bpabi.S: Ditto.
902 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
903 * config/arm/predicates.md (low_register_operand,
904 low_reg_or_int_operand, thumb_16bit_operator): New.
905 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
906 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
907 * config/arm/t-arm-elf: Add armv7 multilib.
908 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
910 (UNSPEC_STACK_ALIGN, ce_count): New.
911 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
912 arm_zero_extendsidi2, arm_zero_extendqidi2): New
914 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
915 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
916 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
917 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
918 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
919 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
921 * doc/extend.texi: Document ARMv7-M interrupt functions.
922 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
924 2007-01-03 Jakub Jelinek <jakub@redhat.com>
926 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
927 (struct _Unwind_Context): Rename args_size to flags, remove
928 signal_frame field, add a new args_size field and version field.
929 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
930 _Unwind_IsExtendedContext): New inline functions.
931 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
932 Assume by_value array is only present if _Unwind_IsExtendedContext.
933 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
934 _Unwind_IsSignalFrame.
935 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
936 (uw_update_context_1): Use _Unwind_SetSignalFrame.
937 (uw_init_context_1): Initialize context->flags to
938 EXTENDED_CONTEXT_BIT.
939 * config/rs6000/linux-unwind.h (frob_update_context): Use
940 _Unwind_SetSignalFrame.
942 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
945 * gimplify.c (gimplify_modify_expr_complex_part): Move below
946 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
949 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
951 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
952 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
954 * config/i386/i386.md (*sse_prologue_save_insn): Use return
957 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
958 * cfgbuild.c (find_basic_blocks): Likewise.
959 * cfgrtl.c (rtl_create_basic_block): Likewise.
960 * function.c (temp_slots_at_level): Likewise.
961 * reg-stack.c (stack_regs_mentioned): Likewise.
962 * regclass.c (allocate_reg_info): Likewise.
963 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
964 set_bb_for_stmt, move_block_to_fn): Likewise.
965 * tree-complex.c (tree_lower_complex): Likewise.
966 * vec.h (VEC_safe_grow_cleared): New.
968 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
970 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
972 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
973 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
975 * cfgloopmanip.c (scale_loop_frequencies): Export.
976 (loopify): Scale the frequencies by prescribed coefficients.
977 (set_zero_probability): New function.
978 (duplicate_loop_to_header_edge): Improve updating of frequencies.
979 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
980 and frequencies according to arguments.
981 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
983 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
984 * modulo-sched.c (sms_schedule): Set probabilities for entering
985 versioned loop correctly.
986 * tree-vect-transform.c (vect_transform_loop): Ditto.
987 * cfgloop.h (loopify, loop_version): Declaration changed.
988 (scale_loop_frequencies): Declared.
990 2007-01-02 Jan Hubicka <jh@suse.cz>
992 * cgraph.c: Include tree-flow.h
993 (cgraph_add_new-function): Handle IPA_SSA mode; execute
995 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
996 * tree-pass.h (pass_all_early_optimizations): Declare.
997 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
999 (cgraph_analyze_function): Do early_local_passes.
1000 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
1001 Do not add referenced vars.
1002 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
1004 (gate_all_early_local_passes): New gate.
1005 (pass_early_local_passes): Use new gate.
1006 (execute_early_local_optimizations): New functions.
1007 (gate_all_early_optimizations): New gate.
1008 (pass_all_early_optimizations): New pass.
1009 (execute_free_datastructures): Free SSA only when initialized.
1010 (gate_init_datastructures): Init only when optimizing.
1011 (tree_lowering_passes): Do early local passes when called late.
1012 * tree-profile.c (do_tree_profiling): Don't profile functions added
1014 (do_early_tree_profiling, pass_early_tree_profile): Kill.
1015 * tree-cfg.c (update_modified_stmts): Do not update when operands are
1017 * passes.c (init_optimizations_passes): Reorder so we go into SSA
1018 during early_local_passes.
1019 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
1022 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
1024 * Makefile.in: Update copyright year.
1026 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
1028 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
1029 in $(lang_checks) and check-consistency targets.
1031 2007-01-02 Jan Hubicka <jh@suse.cz>
1033 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
1034 Do not add referenced vars.
1035 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
1037 * passes.c (init_optimization_passes): Put mudflap_2 after
1038 free_datastructures.
1040 2007-01-02 Jan Hubicka <jh@suse.cz>
1042 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
1043 Set NOTHROW flag on call statements proved to be nothrow.
1044 Update statement of local calls so new pure/const functions are
1045 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
1047 (tree_rest_of_compilation): Register hooks and initialize bitmap
1048 early. Do not set after_inlining flag.
1050 2007-01-02 Steve Ellcey <sje@cup.hp.com>
1052 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
1053 HOST_BITS_PER_LONGLONG
1055 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1058 * c-typeck.c (store_init_value): Don't emit pedantic overflow
1059 warning for non-static initializers.
1061 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
1063 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
1064 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
1065 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
1066 Always use set_unique_reg_note to add REG_EQUAL notes.
1068 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
1071 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
1073 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
1074 * cfgbuild.c (find_basic_blocks): Likewise.
1075 * cfgrtl.c (rtl_create_basic_block): Likewise.
1076 * function.c (temp_slots_at_level): Likewise.
1077 * reg-stack.c (stack_regs_mentioned): Likewise.
1078 * regclass.c (allocate_reg_info): Likewise.
1079 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
1080 set_bb_for_stmt, move_block_to_fn): Likewise.
1081 * tree-complex.c (tree_lower_complex): Likewise.
1082 * vec.h (VEC_safe_grow_cleared): New.
1084 2007-01-02 Ian Lance Taylor <iant@google.com>
1086 * c-common.c (c_common_truthvalue_conversion): When warning about
1087 using an assignment as a truth value, set TREE_NO_WARNING.
1089 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1092 * c.opt (Wold-style-declaration): New.
1093 * doc/invoke.texi (C-only Warning Options): New.
1094 (Wold-style-declaration): Document it.
1095 (Wextra): Enabled by -Wextra.
1096 * c-opts.c (c_common_post_options): Enabled by -Wextra.
1097 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
1098 -Wold-style-declaration.
1100 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
1102 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
1103 * cfgbuild.c (find_basic_blocks): Likewise.
1104 * cfgrtl.c (rtl_create_basic_block): Likewise.
1105 * function.c (temp_slots_at_level): Likewise.
1106 * reg-stack.c (stack_regs_mentioned): Likewise.
1107 * regclass.c (allocate_reg_info): Likewise.
1108 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
1109 set_bb_for_stmt, move_block_to_fn): Likewise.
1110 * tree-complex.c (tree_lower_complex): Likewise.
1111 * vec.h (VEC_safe_grow_cleared): New.
1113 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
1115 * c-common.c(c_common_nodes_and_builtins): Since variants of
1116 void_type_node get built before it is given a name, we need to
1117 give those variants the name, too.
1118 (complete_array_type): We need to work with the canonical main
1119 type of the array, from which we will build the qualified version.
1120 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
1121 * print-tree.c (print_node): Display canonical type information
1123 * stor-layout.c (layout_type): When we don't know the
1124 alignment of a type for which we're building an array, we end up
1125 guessing wrong, so make the type require structural equality.
1126 * tree.c (make_node_stat): When we build a new type, it is its
1128 (build_type_attribute_qual_variant): When building an attribute
1129 variant, its canonical type is the non-attribute variant. However,
1130 if the attributes are target-dependent and they differ, we need to
1131 use structural equality checks for this type.
1132 (build_qualified_type): A qualified type is not equivalent to its
1133 unqualified variant; set the canonical type appropriately.
1134 (build_distinct_type_copy): When building a distinct type from
1135 another type, the new type is its own canonical type.
1136 (build_variant_type_copy): When building a new type variant, we
1137 assume that it is equivalent to the original type.
1138 (build_pointer_type_for_mode): When building a pointer type, also
1139 build a canonical type pointer.
1140 (build_reference_type_for_mode): When building a reference type,
1141 also build a canonical type reference.
1142 (build_index_type): When we can't hash an index type (e.g.,
1143 because its maximum value is negative), the index type requires
1144 structural equality tests.
1145 (build_array_type): Build the canonical form of an array type.
1146 (build_function_type): Function types require structural equality,
1147 because they contain default arguments, attributes, etc.
1148 (build_method_type_directly): Ditto for method types.
1149 (build_offset_type): Build the canonical offset type.
1150 (build_complex_type): Build the canonical vector type.
1151 (make_vector_type): Build the canonical vector type.
1152 * tree.h (TYPE_CANONICAL): New.
1153 (TYPE_STRUCTURAL_EQUALITY_P): New.
1154 (SET_TYPE_STRUCTURAL_EQUALITY): New.
1155 (struct tree_type): Added "canonical" field.
1156 * params.h (VERIFY_CANONICAL_TYPES): New.
1157 * doc/c-tree.texi (TYPE_CANONICAL): Document.
1158 (TYPE_STRUCTURAL_EQUALITY_P): Document.
1159 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
1160 * doc/invoke.texi (verify-canonical-types): Document --param
1161 parameter for verifying canonical types.
1163 2007-01-02 Joseph Myers <joseph@codesourcery.com>
1165 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
1166 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
1167 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
1168 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
1170 * config/rs6000/e500.h: New.
1171 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
1172 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
1174 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
1175 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
1176 TARGET_E500_DOUBLE): Remove.
1177 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
1178 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
1179 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
1180 * config/rs6000/rs6000.c (rs6000_override_options): Use
1183 2007-01-02 Joseph Myers <joseph@codesourcery.com>
1185 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
1186 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
1187 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
1188 rs6000_emit_cmove): Don't check TARGET_E500.
1189 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
1190 sordered): Don't check TARGET_E500.
1192 2007-01-01 Eric Christopher <echristo@apple.com>
1194 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
1195 HARD_REGISTER_NUM_P.
1197 2007-01-01 Roger Sayle <roger@eyesopen.com>
1199 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
1200 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
1201 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
1204 2007-01-01 Mike Stump <mrs@apple.com>
1206 * configure.ac: Remove support for building with Apple's gcc-3.1.
1208 2007-01-02 Joseph Myers <joseph@codesourcery.com>
1211 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
1212 REG is a hard register. Do not modify REG before calling
1214 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
1215 multiple of the size of YMODE for certain lowpart cases.
1217 2007-01-01 Andrew Pinski <pinskia@gmail.com>
1220 * gimplify (voidify_wrapper_expr): Update for
1223 2007-01-01 Andreas Schwab <schwab@suse.de>
1226 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
1227 save of BR0 in extra_spill_size instead of spill_size.
1228 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
1230 (ia64_expand_epilogue): Restore BR0 from its new location.
1232 2007-01-01 Andrew Pinski <pinskia@gmail.com>
1234 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
1235 Use a temporary variable if the left hand side is not a gimple
1238 2007-01-01 Andrew Pinski <pinskia@gmail.com>
1240 * gimplify.c (gimplify_return_expr): Make the temporary variable
1241 for the return expression, a gimple register variable.
1243 2007-01-01 Jan Hubicka <jh@suse.cz>
1245 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
1248 2007-01-01 Mike Stump <mrs@apple.com>
1250 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
1252 * config/darwin.c (machopic_select_rtx_section): Use
1254 (darwin_mergeable_constant_section): Likewise.
1255 * configure: Regenerate.
1256 * config.in: Regenerate.
1258 2007-01-01 Jan Hubicka <jh@suse.cz>
1259 Andrew Pinski <pinskia@gmail.com>
1261 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
1262 before starting IPA passes.