1 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
4 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5 MASK_68010 alongside MASK_68020.
6 * doc/invoke.texi: Document -m68010.
7 * config/m68k/m68k.opt (m68010): New.
8 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
10 (TUNE_68010): New macro.
11 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
12 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
13 (M68K_CPU_m68332): Add MASK_68010.
14 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
16 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
18 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
19 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
20 to all entries that use MASK_68020.
21 (output_move_simode_const, output_move_himode, output_move_qimode)
22 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
23 instead of TARGET_68020 to select clr behavior. Remove comment
24 about there being no TARGET_68010.
25 * config/m68k/m68k.md: Likewise throughout.
27 2007-01-12 Julian Brown <julian@codesourcery.com>
29 * config/m68k/m68k.h (TARGET_ISAB): New macro.
30 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
31 * config/m68k/m68k.md: Likewise.
33 2007-01-12 Julian Brown <julian@codesourcery.com>
35 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
36 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
38 2007-01-12 Julian Brown <julian@codesourcery.com>
40 * config/m68k/m68k.h (TUNE_68040_60): New macro.
41 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
42 * config/m68k/m68k.md: Likewise.
44 2007-01-12 Julian Brown <julian@codesourcery.com>
45 Richard Sandiford <richard@codesourcery.com>
47 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
48 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
49 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
51 (TARGET_CPU32): Rename to...
52 (TUNE_CPU32): ...this.
53 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
54 (TUNE_CFV2): New macros.
55 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
56 remove conditions that are implied by TARGET_68020.
57 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
58 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
59 (m68k_output_function_epilogue): Likewise.
60 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
61 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
62 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
63 non-68000 timings. Refactor multiplication and division costs.
64 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
65 TUNE_CPU32 instead of TARGET_CPU32.
66 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
67 and TUNE_68060 instead of TARGET_68060.
68 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
69 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
71 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
72 && !TARGET_COLDFIRE" to choose between moveq and clr.
73 Likewise in the unnamed movsf pattern.
74 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
75 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
78 2007-01-12 Richard Sandiford <richard@codesourcery.com>
80 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
81 of tabbing before backslashes.
83 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
85 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
86 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
87 (ASM_OUTPUT_INTERNAL_LABEL): Define.
89 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
91 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
92 find_interesting_uses_cond.
93 (find_interesting_uses_cond): Use extract_cond_operands.
94 (rewrite_use_compare): Use extract_cond_operands and
95 force_gimple_operand_bsi. Do not call update_stmt.
96 (determine_use_iv_cost_condition): Use extract_cond_operands.
97 Return cheaper of using original bound and changing the exit bound.
99 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
101 PR tree-optimization/29516
102 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
103 most_expensive_mult_to_index, addr_to_parts,
104 create_mem_ref, maybe_fold_tmr): Make the type of
105 fields of TARGET_MEM_REF sizetype.
106 (move_fixed_address_to_symbol, move_pointer_to_base):
108 * tree.def (TARGET_MEM_REF): Add comment on types of
111 2007-01-11 Joseph Myers <joseph@codesourcery.com>
113 * c-common.c (vector_types_convertible_p): Treat opaque types as
114 always convertible if they have the same size, but not otherwise.
116 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
118 * ifcvt.c (struct noce_if_info): Add comments to the fields.
119 Remove the b_unconditional field.
120 (noce_try_sign_mask): Do not look at b_unconditional.
121 (noce_process_if_block): Do not use merge_if_blocks. Update
122 the CFG here. Do not set b_unconditional.
123 (cond_move_process_if_block): Likewise.
124 (find_cond_trap): Likewise.
125 (check_cond_move_block): Require simple jump insns at the end
128 2007-01-11 Jan Hubicka <jh@suse.cz>
130 PR tree-optimization/1046
131 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
132 when alias info is not ready.
133 (pass_tail_recursion): Do not require aliasing.
134 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
135 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
136 * tree-ssa-copy.c (pass_copy_prop): Likewise.
137 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
138 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
139 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
140 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
142 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
143 When aliasing is not build, mark statement as volatile.
145 2007-01-11 Tom Tromey <tromey@redhat.com>
147 PR preprocessor/15185, PR preprocessor/20989:
148 * doc/cppopts.texi <-MT>: Update description of algorithm for
149 computing default target.
150 <-M, -MD>: Reword "basename" text.
152 2007-01-11 Roger Sayle <roger@eyesopen.com>
154 * builtins.c (expand_builtin_pow, expand_builtin_powi,
155 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
156 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
157 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
158 fold_builtin_bswap, real_constp, fold_builtin_pow,
159 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
160 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
161 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
162 * convert.c (convert_to_pointer): Likewise.
163 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
164 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
165 const_binop, fold_convert_const_int_from_int,
166 fold_convert_const_int_from_real,
167 fold_convert_const_real_from_real, sign_bit_p,
168 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
169 fold_sign_changed_comparison, fold_unary, fold_comparison,
170 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
171 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
172 * print-tree.c (print_node_brief, print_node): Likewise.
173 * stor-layout.c (place_field, layout_type): Likewise.
174 * tree-chrec.c (keep_cast): Likewise.
175 * tree.c (build_vector, build_real, build_real_from_int_cst,
176 build_complex): Likewise.
178 2007-01-11 Roger Sayle <roger@eyesopen.com>
180 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
181 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
183 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
185 * configure.ac (strict1_warn): Rename to strict_warn.
186 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
187 cc_set_by_configure, quoted_cc_set_by_configure,
188 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
189 all_boot_languages, all_stagestuff): Remove.
190 (target_list): Remove bootstrap targets.
191 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
192 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
193 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
194 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
195 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
196 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
197 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
198 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
199 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
200 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
201 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
202 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
203 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
204 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
205 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
206 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
207 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
208 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
209 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
210 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
211 (mostlyclean): Adjust.
212 (clean, distclean): Don't mention bootstrap stuff.
213 * configure: Regenerate.
214 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
215 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
216 treelang/config-lang.in (stagestuff): Remove.
217 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
218 stageprofile, stagefeedback, stagestuff): Remove mention.
220 2007-01-11 Nick Clifton <nickc@redhat.com>
222 * config/mcore/predicates.md (mcore_general_movesrc_operand):
224 (mcore_general_movdst_operand): Do not accept CONST_INTs.
225 (mcore_arith_K_S_operand): Run the test for the S constraint not
226 the test for the M constraint.
227 (mcore_addsub_operand): Do not accept integer values that are
229 * config/mcore/mcore.md: Remove unused constraints from split.
230 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
232 (allocate_stack): Likewise.
233 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
235 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
237 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
238 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
239 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
240 mcore_output_bclri, mcore_output_andn, output_inline_const,
241 mcore_output_move, mcore_output_movedouble): Likewise.
242 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
243 (output_inline_const): Likewise.
244 (output_inline_const): Fix format strings used in sprintf
246 * config/mcore/mcore-protos.h: Update prototypes for changed
247 functions in mcore.c.
248 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
249 HOST_WIDE_INT and not int.
250 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
251 CONST_OK_FOR_N): Likewise.
252 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
253 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
256 2007-01-10 Jan Hubicka <jh@suse.cz>
258 * tree-vrp.c (remove_range_assertions): Release defs.
259 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
260 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
262 2007-01-10 Paul Brook <paul@codesourcery.com>
264 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
265 * config/arm/arm.md (mulsi3subsi): New insn.
267 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
269 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
270 (tree_transform_and_unroll_loop): New.
271 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
274 2007-01-10 Robert Kennedy <jimbob@google.com>
276 * fold-const.c (fold_comparison): Fold comparisons like (x *
277 1000 < 0) to (x < 0).
279 2007-01-10 Ian Lance Taylor <iant@google.com>
281 * tree-pretty-print.c (dump_generic_node): Print parentheses when
282 operands have the same priority.
284 2007-01-10 Tom Tromey <tromey@redhat.com>
286 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
287 (fold_binary): Likewise.
288 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
289 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
290 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
291 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
292 * langhooks.h (struct lang_hooks): Removed field
293 'can_use_bit_fields_p'.
295 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
297 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
299 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
301 * function.c (get_last_funcdef_no): New function.
302 * function.h (get_last_funcdef_no): Declare.
303 * tree-inline.c (initialize_cfun): Add initialization.
304 (tree_function_versioning): Cleanup.
306 2007-01-10 Jan Hubicka <jh@suse.cz>
308 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
311 2007-01-10 Sa Liu <saliu@de.ibm.com>
312 Ben Elliston <bje@au.ibm.com>
314 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
315 for SAVE_NONLOCAL and Pmode for any other save level.
316 * spu-protos.h (spu_restore_stack_block): Declare.
317 * spu.md (save_stack_block): Remove.
318 (restore_stack_block): Call spu_restore_stack_block.
319 * spu.c (spu_restore_stack_block): New function.
320 (spu_expand_epilogue): Remove old comment.
322 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
324 PR tree-optimization/30322
325 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
326 (cand_value_at): Return the value as aff_tree.
327 (may_eliminate_iv): Convert the bound from aff_tree to tree.
328 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
329 aff_combination_mult): New functions.
330 (aff_combination_add): Use aff_combination_add_cst.
331 (aff_combination_convert): Allow conversions to a wider type.
332 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
333 * tree-affine.h (aff_combination_mult): Declare.
335 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
337 * doc/tm.texi: Update documentation to reflect reality of exec
338 and start file search behaviours. Update copyright year.
339 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
340 header file directories.
342 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
344 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
345 (*cosxf2): Rename to cosxf2_i387.
347 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
348 using X87MODEF12 mode macro. Rename patterns to
349 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
351 (*cosdf2, *cossf2): Ditto.
352 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
353 to match extended input operands.
355 (sincos<mode>3): New expander.
357 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
358 insn patterns and corresponding splitters.
360 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
362 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
363 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
365 2007-01-09 Nicolas Pitre <nico@cam.org>
368 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
370 2007-01-08 Geoffrey Keating <geoffk@apple.com>
372 * target.h (struct gcc_target): New field library_rtti_comdat.
373 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
374 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
375 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
376 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
378 2007-01-08 Geoffrey Keating <geoffk@apple.com>
380 * doc/invoke.texi (Optimize Options): Correct description of -O0.
382 2007-01-08 Richard Guenther <rguenther@suse.de>
384 * tree.h (force_fit_type_double): Export.
385 (force_fit_type): Remove.
386 * fold-const.c (force_fit_type_double): New function.
387 (force_fit_type): Remove.
388 (int_const_binop): Use it.
389 (fold_convert_const_int_from_int): Likewise.
390 (fold_convert_const_int_from_real): Likewise.
391 (fold_div_compare): Likewise.
392 (fold_sign_changed_comparison): Likewise.
393 (fold_unary): Likewise.
394 (fold_negate_const): Likewise.
395 (fold_abs_const): Likewise.
396 (fold_not_const): Likewise.
397 * c-common.c (shorten_compare): Use force_fit_type_double.
398 * convert.c (convert_to_pointer): Likewise.
400 2007-01-08 Richard Guenther <rguenther@suse.de>
402 * tree.h (build_int_cst_wide_type): Export.
403 * tree.c (build_int_cst_wide_type): New function.
404 (build_int_cst_wide): Fix comment.
405 * builtins.c (fold_builtin_object_size): Use build_int_cst
406 to build -1 or 0 of the correct type. Use fit_double_type
407 to check for overflow.
408 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
410 (decode_field_reference): Likewise.
411 (all_ones_mask_p): Likewise.
412 (native_interpret_int): Use build_int_cst_wide_type.
413 (fold_binary): Use build_int_cst_type to build an all-ones
415 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
417 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
419 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
421 2007-01-09 Ben Elliston <bje@au.ibm.com>
423 * genautomata.c (STATS_OPTION): New option.
424 (stats_flag): New flag.
425 (gen_automata_option): Handle it.
426 (initiate_automaton_gen): Ditto.
427 (write_automata): Output statistics only if stats_flag is
428 set. Likewise, output time statistics only if time_flag is set.
429 * doc/md.texi (Processor pipeline description): Document new flag.
431 2007-01-08 Richard Guenther <rguenther@suse.de>
433 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
434 * tree.c (build_int_cst_type): Likewise.
435 (size_in_bytes): Don't call force_fit_type on the result.
436 (int_fits_type_p): Use fit_double_type.
437 * fold-const.c (fit_double_type): New function.
438 (force_fit_type): Use it.
439 * tree.h (fit_double_type): Export.
441 2007-01-08 Jan Hubicka <jh@suse.cz>
443 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
444 * ipa.c (function_and_variable_visibility): Fix return type.
446 2007-01-08 Richard Guenther <rguenther@suse.de>
448 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
449 of offset to build the index.
450 * tree-pretty-print.c (dump_generic_node): Don't build negated
451 const just for printing.
452 * c-pretty-print.c (pp_c_integer_constant): Likewise.
453 * builtins.c (fold_builtin_int_roundingfn): Check if result
454 fits the type by using force_fit_type and comparing the result.
455 * predict.c (predict_loops): Use compare_tree_int for comparison.
456 * tree.c (build_int_cst): Fall back to integer_type_node for
458 (build_int_cst_wide): Assert type is non-null.
460 2007-01-08 Roberto Costa <roberto.costa@st.com>
462 * tree-vrp.c (extract_range_from_cond_expr): New.
463 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
464 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
466 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
467 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
468 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
470 * tree-object-size.c (cond_expr_object_size): New.
471 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
473 2007-01-08 Jan Hubicka <jh@suse.cz>
475 * tree-ssa-forwprop.c (forward_propagate_into_cond,
476 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
479 2007-01-08 Richard Guenther <rguenther@suse.de>
481 PR tree-optimization/23603
482 * tree-vrp.c (set_value_range_to_truthvalue): New function.
483 (extract_range_from_binary): Fall back to truthvalue instead of
484 varying for TRUTH_*_EXPR.
485 (extract_range_from_comparison): Fall back to truthvalue instead of
487 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
488 if all visited PHI values were constant.
490 2007-01-08 Jan Hubicka <jh@suse.cz>
492 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
493 (cgraph_analyze_function): break out from ...
494 (cgraph_finalize_compilation_unit): ... here.
495 (cgraph_expand_function): Remove forgoten commented out line.
496 (cgraph_optimize): Analyze functions.
498 2007-01-08 Jan Hubicka <jh@suse.cz>
500 * tree-pas.h (TODO_remove_function): New flag.
501 (TODO_update*): Renumber.
502 (pass_ipa_increase_alignment,
503 pass_ipa_function_and_variable_visibility): New passes.
504 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
505 (cgraph_function_and_variable_visibility): Move to ipa.c
506 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
507 cgraph_increase_alignment.
508 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
509 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
511 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
512 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
513 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
514 (gate_increase_alignment): New function.
515 (pass_ipa_increase_alignment): New pass.
516 * ipa.c: Inline tree-pass.h and timevar.h
517 (function_and_variable_visibility): Move here from cgraphunit.c
518 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
519 * passes.c (init_optimization_passes): Add the two new passes.
520 (execute_todo): Handle cgraph_remove_functions.
522 2007-01-08 Nick Clifton <nickc@redhat.com>
524 * config/frv/predicates.md (reg_or_0_operand): Accept
527 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
529 * config/bfin/rtems.h, config/bfin/t-rtems: New.
530 * config.gcc: Add bfin*-rtems*.
532 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
534 * c.opt: Add -flax-vector-conversions.
535 * c-typeck.c (convert_for_assignment): Pass flag to
536 vector_types_convertible_p to allow emission of note.
537 (digest_init): Likewise.
538 * c-opts.c: Handle -flax-vector-conversions.
539 * c-common.c (flag_lax_vector_conversions): New.
540 (vector_types_convertible_p): Unless -flax-vector conversions
541 has been passed, disallow conversions between vectors with
542 differing numbers of subparts and/or element types. If such
543 a conversion is disallowed, possibly emit a note on the first
544 occasion only to inform the user of -flax-vector-conversions.
545 The new last argument specifies this.
546 * c-common.h (flag_lax_vector_conversions): New.
547 (vector_types_convertible_p): Add extra argument.
548 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
549 char_type_node for V*QI type vectors.
550 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
551 Update to satisfy new typechecking rules.
552 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
554 * doc/invoke.texi (C Dialect Options): Document
555 -flax-vector-conversions.
557 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
559 PR tree-optimization/29877
560 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
561 a register variable on the RHS to not be replaceable.
563 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
564 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
565 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
566 const_simm15, const_pow2, const_npow2): Added.
567 * config/score/misc.md (insv, extv, extzv, movmemsi,
568 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
569 * config/score/score.c (score_address_cost, score_select_cc_mode):
571 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
572 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
573 Update score_print_operand.
574 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
575 Adjust register allocate order and update some macro define.
576 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
577 mdx_block_move_straight, mdx_block_move_loop_head,
578 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
579 mdx_block_move): Added.
580 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
581 mdp_limm): Updated and fix some bug and typo.
582 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
583 (movsf, movdf, doloop_end): Added.
585 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
587 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
588 config/arm/thumb2.md: Fix comment typos.
589 * doc/extend.texi: Fix a typo.
591 2007-01-07 Eric Christopher <echristo@apple.com>
593 * configure.ac: Check for __stack_chk_fail for darwin.
594 * configure: Regenerate.
596 2007-01-07 Richard Guenther <rguenther@suse.de>
598 * tree-vrp.c (extract_range_from_assert): CSE calls to
599 compare_values where possible.
600 (extract_range_from_unary_expr): Likewise.
602 2007-01-07 Anatoly Sokolov <aesok@post.ru>
604 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
605 * config/avr/avr.c (call_insn_operand): Delete function.
606 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
607 instead of register number. Use predicates.
608 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
609 call_insn_operand): Add.
611 2007-01-06 Jan Hubicka <jh@suse.cz>
613 * tree-pass.h (pass_build_cgraph_edges): Declare.
614 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
615 (visited_nodes): Remove.
616 (cgraph_create_edges): Move to cgraphbuild.c; rename to
617 build_cgrpah_edges; make visited_nodes local.
618 (cgraph_process_new_functions): DO not call initialize_inline_failed.
619 (record_references_in_initializer): Move to cgraphbuild.c
620 (initialize_inline_failed, rebuild_cgraph_edges,
621 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
622 (verify_cgraph_node): Make visited_nodes local.
623 (cgraph_analyze_function): Do not call cgraph_create_edges and
624 initialize_inline_failed.
625 (cgraph_expand_function): Do not call cgraph_lower_function;
626 assert that function is already lowered.
627 * Makefile.in (cgraphbuild.o): New.
628 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
629 at the end of lowering passes.
631 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
633 * ifcvt.c (cond_move_convert_if_block): New function, code
635 (cond_move_process_if_block): ...here. Call the new function
636 on the THEN and ELSE blocks.
637 (merge_if_block): Do not copy global_live_at_end, merge_blocks
638 already takes care of this.
640 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
643 * tree.h (TREE_OVERFLOW_P): New.
644 * c-typeck.c (parser_build_unary_op): Warn only if result
645 overflowed and operands did not.
646 (parser_build_binary_op): Likewise.
647 (convert_for_assignment): Remove redundant overflow_warning.
648 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
650 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
652 * c-typeck.c (store_init_value): Split over two lines to follow
653 the GNU coding style.
655 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
657 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
658 __GXX_EXPERIMENTAL_CXX0X__.
659 * doc/cpp.texi: Same.
661 2007-01-05 Richard Guenther <rguenther@suse.de>
664 * tree.c (get_narrower): Do not construct COMPONENT_REFs
665 with mismatched types. Instead explicitly build a
668 2007-01-05 Ian Lance Taylor <iant@google.com>
670 * c-common.c (decl_with_nonnull_addr_p): New function.
671 (c_common_truthvalue_conversion): Call it.
672 * c-typeck.c (build_binary_op): Likewise.
673 * c-common.h (decl_with_nonnull_addr_p): Declare.
675 2007-01-05 Jakub Jelinek <jakub@redhat.com>
678 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
681 2007-01-05 Joel Brobecker <brobecker@adacore.com>
683 * doc/install.texi (Final install): Document the fact that
684 the GNAT runtime should not be stripped.
686 2007-01-04 Jan Hubicka <jh@suse.cz>
688 * tree-inline.c (fold_marked_statements): Update operand caches
691 2007-01-04 Ian Lance Taylor <iant@google.com>
693 * c-common.c (check_function_nonnull): Whitespace fix.
695 2007-01-04 Jan Hubicka <jh@suse.cz>
697 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
698 comitted older version of patch.
699 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
700 function, celanup cfg and collect garbage.
702 2007-01-04 Mike Stump <mrs@apple.com>
704 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
707 2007-01-04 Eric Christopher <echristo@apple.com>
709 * libgcc2.c (__bswapsi2): Use SItype.
710 (__bswapdi2): Use DItype.
711 * libgcc2.h: Update for above.
713 2007-01-04 Paul Brook <paul@codesourcery.com>
715 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
716 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
717 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
718 umulsidi3, umulsidi3adddi, smulsi3_highpart,
719 umulsi3_highpart): Make conditional on !arm_arch6.
720 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
721 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
722 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
723 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
724 umulsi3_highpart_v6): New insns.
726 2007-01-04 Roger Sayle <roger@eyesopen.com>
728 * fold-const.c (fold_convert): When casting an expression to void,
729 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
730 have a type. Instead of attempting to build a NOP_EXPR, return
731 these "special" trees directly.
733 2007-01-04 Joseph Myers <joseph@codesourcery.com>
735 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
736 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
737 rs6000_cost->fp not 0 as adjustment for outer NEG.
739 2007-01-04 Jan Hubicka <jh@suse.cz>
741 * cgraph.c (cgraph_release_function_body): New function.
742 (cgraph_remove_node): Use it.
743 * cgraph.h (cgraph_release_function_body): Declare.
744 * cgraphunit.c (cgraph_expand_function): Use it.
745 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
746 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
747 is initialized and while compilation of other function is running.
748 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
749 statement CFG annotations from here to ...
750 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
752 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
754 * cfgloop.h (enum li_flags): Make the constants powers of two.
756 2007-01-04 Jan Hubicka <jh@suse.cz>
758 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
760 (fold_marked_statements): New function.
761 (optimize_inline_calls, tree_function_versioning): Fold new statements.
762 * tree-inline.h (copy_body_data): Add statements_to_fold.
764 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
766 * config.gcc: Mention libgcc/config.host.
767 * Makefile.in: Update comments mentioning libgcc.
768 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
769 (all.cross, start.encap, rest.encap, rest.cross): Update
770 dependencies for libgcc move.
771 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
772 (clean-target, clean-target-libgcc): Delete.
773 (srcdirify, GCC_EXTRA_PARTS): New macros.
774 (libgcc-support, libgcc.mvars): New rules.
775 (distclean): Remove mention of mklibgcc.
776 (install): Don't reference INSTALL_LIBGCC.
777 (install-common): Don't reference EXTRA_PARTS.
778 (install-libgcc, install-multilib): Delete rules.
779 * mklibgcc.in: Delete file.
780 * doc/configfiles.texi: Don't mention mklibgcc.
782 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
783 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
784 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
785 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
786 (mklibgcc, ldblspecs): Likewise.
788 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
789 (posixpre.def): Use $(T).
790 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
791 (SHLIB_SRC, SHLIB_INSTALL): Delete.
792 (SHLIB_LINK): Make dummy.
793 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
795 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
797 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
798 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
799 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
800 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
802 * configure.ac (all_outputs): Remove mklibgcc.
803 * configure: Regenerated.
805 2007-01-03 Josh Conner <jconner@apple.com>
808 * calls.c (compute_argument_addresses): Set stack and stack_slot
809 for partial args, too.
810 (store_one_arg): Use locate.size.constant for the size when
811 generating a save_area.
813 2007-01-03 Robert Kennedy <jimbob@google.com>
815 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
816 whose definitions are deleted due to basic block merging.
818 2007-01-03 Paul Brook <paul@codesourcery.com>
821 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
823 (use_return_insn): Return 0 for Thumb interrupt functions.
824 (print_multi_reg): Add rfe argument for IRQ returns.
825 (arm_output_epilogue): Pop interrupt return address directly into PC.
826 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
828 2007-01-03 Paul Brook <paul@codesourcery.com>
830 Merge from sourcerygxx-4_1.
831 * config/arm/thumb2.md: New file.
832 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
834 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
835 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
836 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
837 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
839 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
840 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
842 * config/arm/ieee754-sf.S: Ditto.
843 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
844 (thumb1_base_register_rtx_p): ... to this.
845 (thumb_index_register_rtx_p): Rename...
846 (thumb1_index_register_rtx_p): ... to this.
847 (thumb_output_function_prologue): Rename...
848 (thumb1_output_function_prologue): ... to this.
849 (thumb_legitimate_address_p): Rename...
850 (thumb1_legitimate_address_p): ... to this.
851 (thumb_rtx_costs): Rename...
852 (thumb1_rtx_costs): ... to this.
853 (thumb_compute_save_reg_mask): Rename...
854 (thumb1_compute_save_reg_mask): ... to this.
855 (thumb_final_prescan_insn): Rename...
856 (thumb1_final_prescan_insn): ... to this.
857 (thumb_expand_epilogue): Rename...
858 (thumb1_expand_epilogue): ... to this.
859 (arm_unwind_emit_stm): Rename...
860 (arm_unwind_emit_sequence): ... to this.
861 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
862 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
863 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
864 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
865 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
866 thumb2_output_casesi): New functions.
867 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
868 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
869 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
870 THUMB2_WORK_REGS): Define.
871 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
872 arm_condexec_mask, arm_condexec_masklen)): New variables.
873 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
874 (arm_override_options): Check new CPU capabilities.
875 Set new architecture flag variables.
876 (arm_isr_value): Handle v7m interrupt functions.
877 (user_return_insn): Return 0 for v7m interrupt functions. Handle
879 (const_ok_for_arm): Handle Thumb-2 constants.
880 (arm_gen_constant): Ditto. Use movw when available.
881 (arm_function_ok_for_sibcall): Return false for v7m interrupt
883 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
884 (thumb_find_work_register, arm_load_pic_register,
885 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
886 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
887 print_multi_reg, output_mov_long_double_fpa_from_arm,
888 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
889 output_mov_double_fpa_from_arm, output_move_double,
890 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
891 output_return_instruction, arm_output_function_prologue,
892 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
893 arm_output_mi_thunk, thumb_set_return_address): Ditto.
894 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
895 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
896 (arithmetic_instr, shift_op): Use arm_shift_nmem.
897 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
899 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
900 (thumb_expand_prologue): Use thumb_set_frame_pointer.
901 (arm_file_start): Output directive for unified syntax.
902 (arm_unwind_emit_set): Handle stack alignment instruction.
903 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
904 Add v6t2, v7, v7a, v7r and v7m.
905 (RETLDM): Add Thumb-2 code.
906 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
907 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
908 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
909 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
910 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
911 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
912 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
913 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
914 ADJUST_INSN_LENGTH): Define.
915 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
916 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
917 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
918 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
919 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
920 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
921 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
922 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
923 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
924 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
925 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
926 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
927 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
928 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
929 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
930 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
931 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
933 * config/arm/arm-tune.md: Regenerate.
934 * config/arm/arm-protos.h: Update prototypes.
935 * config/arm/vfp.md: Enable patterns for Thumb-2.
936 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
937 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
938 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
939 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
940 * config/arm/libunwind.S: Add Thumb-2 code.
941 * config/arm/constraints.md: Update include Thumb-2.
942 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
943 * config/arm/ieee754-df.S: Ditto.
944 * config/arm/bpabi.S: Ditto.
945 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
946 * config/arm/predicates.md (low_register_operand,
947 low_reg_or_int_operand, thumb_16bit_operator): New.
948 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
949 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
950 * config/arm/t-arm-elf: Add armv7 multilib.
951 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
953 (UNSPEC_STACK_ALIGN, ce_count): New.
954 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
955 arm_zero_extendsidi2, arm_zero_extendqidi2): New
957 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
958 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
959 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
960 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
961 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
962 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
964 * doc/extend.texi: Document ARMv7-M interrupt functions.
965 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
967 2007-01-03 Jakub Jelinek <jakub@redhat.com>
969 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
970 (struct _Unwind_Context): Rename args_size to flags, remove
971 signal_frame field, add a new args_size field and version field.
972 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
973 _Unwind_IsExtendedContext): New inline functions.
974 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
975 Assume by_value array is only present if _Unwind_IsExtendedContext.
976 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
977 _Unwind_IsSignalFrame.
978 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
979 (uw_update_context_1): Use _Unwind_SetSignalFrame.
980 (uw_init_context_1): Initialize context->flags to
981 EXTENDED_CONTEXT_BIT.
982 * config/rs6000/linux-unwind.h (frob_update_context): Use
983 _Unwind_SetSignalFrame.
985 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
988 * gimplify.c (gimplify_modify_expr_complex_part): Move below
989 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
992 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
994 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
995 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
997 * config/i386/i386.md (*sse_prologue_save_insn): Use return
1000 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
1001 * cfgbuild.c (find_basic_blocks): Likewise.
1002 * cfgrtl.c (rtl_create_basic_block): Likewise.
1003 * function.c (temp_slots_at_level): Likewise.
1004 * reg-stack.c (stack_regs_mentioned): Likewise.
1005 * regclass.c (allocate_reg_info): Likewise.
1006 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
1007 set_bb_for_stmt, move_block_to_fn): Likewise.
1008 * tree-complex.c (tree_lower_complex): Likewise.
1009 * vec.h (VEC_safe_grow_cleared): New.
1011 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
1013 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
1015 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
1016 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
1018 * cfgloopmanip.c (scale_loop_frequencies): Export.
1019 (loopify): Scale the frequencies by prescribed coefficients.
1020 (set_zero_probability): New function.
1021 (duplicate_loop_to_header_edge): Improve updating of frequencies.
1022 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
1023 and frequencies according to arguments.
1024 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
1026 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
1027 * modulo-sched.c (sms_schedule): Set probabilities for entering
1028 versioned loop correctly.
1029 * tree-vect-transform.c (vect_transform_loop): Ditto.
1030 * cfgloop.h (loopify, loop_version): Declaration changed.
1031 (scale_loop_frequencies): Declared.
1033 2007-01-02 Jan Hubicka <jh@suse.cz>
1035 * cgraph.c: Include tree-flow.h
1036 (cgraph_add_new-function): Handle IPA_SSA mode; execute
1038 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
1039 * tree-pass.h (pass_all_early_optimizations): Declare.
1040 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
1042 (cgraph_analyze_function): Do early_local_passes.
1043 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
1044 Do not add referenced vars.
1045 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
1047 (gate_all_early_local_passes): New gate.
1048 (pass_early_local_passes): Use new gate.
1049 (execute_early_local_optimizations): New functions.
1050 (gate_all_early_optimizations): New gate.
1051 (pass_all_early_optimizations): New pass.
1052 (execute_free_datastructures): Free SSA only when initialized.
1053 (gate_init_datastructures): Init only when optimizing.
1054 (tree_lowering_passes): Do early local passes when called late.
1055 * tree-profile.c (do_tree_profiling): Don't profile functions added
1057 (do_early_tree_profiling, pass_early_tree_profile): Kill.
1058 * tree-cfg.c (update_modified_stmts): Do not update when operands are
1060 * passes.c (init_optimizations_passes): Reorder so we go into SSA
1061 during early_local_passes.
1062 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
1065 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
1067 * Makefile.in: Update copyright year.
1069 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
1071 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
1072 in $(lang_checks) and check-consistency targets.
1074 2007-01-02 Jan Hubicka <jh@suse.cz>
1076 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
1077 Do not add referenced vars.
1078 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
1080 * passes.c (init_optimization_passes): Put mudflap_2 after
1081 free_datastructures.
1083 2007-01-02 Jan Hubicka <jh@suse.cz>
1085 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
1086 Set NOTHROW flag on call statements proved to be nothrow.
1087 Update statement of local calls so new pure/const functions are
1088 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
1090 (tree_rest_of_compilation): Register hooks and initialize bitmap
1091 early. Do not set after_inlining flag.
1093 2007-01-02 Steve Ellcey <sje@cup.hp.com>
1095 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
1096 HOST_BITS_PER_LONGLONG
1098 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1101 * c-typeck.c (store_init_value): Don't emit pedantic overflow
1102 warning for non-static initializers.
1104 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
1106 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
1107 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
1108 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
1109 Always use set_unique_reg_note to add REG_EQUAL notes.
1111 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
1114 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
1116 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
1117 * cfgbuild.c (find_basic_blocks): Likewise.
1118 * cfgrtl.c (rtl_create_basic_block): Likewise.
1119 * function.c (temp_slots_at_level): Likewise.
1120 * reg-stack.c (stack_regs_mentioned): Likewise.
1121 * regclass.c (allocate_reg_info): Likewise.
1122 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
1123 set_bb_for_stmt, move_block_to_fn): Likewise.
1124 * tree-complex.c (tree_lower_complex): Likewise.
1125 * vec.h (VEC_safe_grow_cleared): New.
1127 2007-01-02 Ian Lance Taylor <iant@google.com>
1129 * c-common.c (c_common_truthvalue_conversion): When warning about
1130 using an assignment as a truth value, set TREE_NO_WARNING.
1132 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1135 * c.opt (Wold-style-declaration): New.
1136 * doc/invoke.texi (C-only Warning Options): New.
1137 (Wold-style-declaration): Document it.
1138 (Wextra): Enabled by -Wextra.
1139 * c-opts.c (c_common_post_options): Enabled by -Wextra.
1140 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
1141 -Wold-style-declaration.
1143 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
1145 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
1146 * cfgbuild.c (find_basic_blocks): Likewise.
1147 * cfgrtl.c (rtl_create_basic_block): Likewise.
1148 * function.c (temp_slots_at_level): Likewise.
1149 * reg-stack.c (stack_regs_mentioned): Likewise.
1150 * regclass.c (allocate_reg_info): Likewise.
1151 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
1152 set_bb_for_stmt, move_block_to_fn): Likewise.
1153 * tree-complex.c (tree_lower_complex): Likewise.
1154 * vec.h (VEC_safe_grow_cleared): New.
1156 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
1158 * c-common.c(c_common_nodes_and_builtins): Since variants of
1159 void_type_node get built before it is given a name, we need to
1160 give those variants the name, too.
1161 (complete_array_type): We need to work with the canonical main
1162 type of the array, from which we will build the qualified version.
1163 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
1164 * print-tree.c (print_node): Display canonical type information
1166 * stor-layout.c (layout_type): When we don't know the
1167 alignment of a type for which we're building an array, we end up
1168 guessing wrong, so make the type require structural equality.
1169 * tree.c (make_node_stat): When we build a new type, it is its
1171 (build_type_attribute_qual_variant): When building an attribute
1172 variant, its canonical type is the non-attribute variant. However,
1173 if the attributes are target-dependent and they differ, we need to
1174 use structural equality checks for this type.
1175 (build_qualified_type): A qualified type is not equivalent to its
1176 unqualified variant; set the canonical type appropriately.
1177 (build_distinct_type_copy): When building a distinct type from
1178 another type, the new type is its own canonical type.
1179 (build_variant_type_copy): When building a new type variant, we
1180 assume that it is equivalent to the original type.
1181 (build_pointer_type_for_mode): When building a pointer type, also
1182 build a canonical type pointer.
1183 (build_reference_type_for_mode): When building a reference type,
1184 also build a canonical type reference.
1185 (build_index_type): When we can't hash an index type (e.g.,
1186 because its maximum value is negative), the index type requires
1187 structural equality tests.
1188 (build_array_type): Build the canonical form of an array type.
1189 (build_function_type): Function types require structural equality,
1190 because they contain default arguments, attributes, etc.
1191 (build_method_type_directly): Ditto for method types.
1192 (build_offset_type): Build the canonical offset type.
1193 (build_complex_type): Build the canonical vector type.
1194 (make_vector_type): Build the canonical vector type.
1195 * tree.h (TYPE_CANONICAL): New.
1196 (TYPE_STRUCTURAL_EQUALITY_P): New.
1197 (SET_TYPE_STRUCTURAL_EQUALITY): New.
1198 (struct tree_type): Added "canonical" field.
1199 * params.h (VERIFY_CANONICAL_TYPES): New.
1200 * doc/c-tree.texi (TYPE_CANONICAL): Document.
1201 (TYPE_STRUCTURAL_EQUALITY_P): Document.
1202 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
1203 * doc/invoke.texi (verify-canonical-types): Document --param
1204 parameter for verifying canonical types.
1206 2007-01-02 Joseph Myers <joseph@codesourcery.com>
1208 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
1209 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
1210 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
1211 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
1213 * config/rs6000/e500.h: New.
1214 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
1215 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
1217 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
1218 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
1219 TARGET_E500_DOUBLE): Remove.
1220 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
1221 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
1222 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
1223 * config/rs6000/rs6000.c (rs6000_override_options): Use
1226 2007-01-02 Joseph Myers <joseph@codesourcery.com>
1228 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
1229 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
1230 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
1231 rs6000_emit_cmove): Don't check TARGET_E500.
1232 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
1233 sordered): Don't check TARGET_E500.
1235 2007-01-01 Eric Christopher <echristo@apple.com>
1237 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
1238 HARD_REGISTER_NUM_P.
1240 2007-01-01 Roger Sayle <roger@eyesopen.com>
1242 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
1243 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
1244 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
1247 2007-01-01 Mike Stump <mrs@apple.com>
1249 * configure.ac: Remove support for building with Apple's gcc-3.1.
1251 2007-01-02 Joseph Myers <joseph@codesourcery.com>
1254 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
1255 REG is a hard register. Do not modify REG before calling
1257 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
1258 multiple of the size of YMODE for certain lowpart cases.
1260 2007-01-01 Andrew Pinski <pinskia@gmail.com>
1263 * gimplify (voidify_wrapper_expr): Update for
1266 2007-01-01 Andreas Schwab <schwab@suse.de>
1269 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
1270 save of BR0 in extra_spill_size instead of spill_size.
1271 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
1273 (ia64_expand_epilogue): Restore BR0 from its new location.
1275 2007-01-01 Andrew Pinski <pinskia@gmail.com>
1277 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
1278 Use a temporary variable if the left hand side is not a gimple
1281 2007-01-01 Andrew Pinski <pinskia@gmail.com>
1283 * gimplify.c (gimplify_return_expr): Make the temporary variable
1284 for the return expression, a gimple register variable.
1286 2007-01-01 Jan Hubicka <jh@suse.cz>
1288 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
1291 2007-01-01 Mike Stump <mrs@apple.com>
1293 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
1295 * config/darwin.c (machopic_select_rtx_section): Use
1297 (darwin_mergeable_constant_section): Likewise.
1298 * configure: Regenerate.
1299 * config.in: Regenerate.
1301 2007-01-01 Jan Hubicka <jh@suse.cz>
1302 Andrew Pinski <pinskia@gmail.com>
1304 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
1305 before starting IPA passes.