1 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3 * tree-sra.c (sra_build_assignment): Disable assertion checking
6 2007-02-18 Roger Sayle <roger@eyesopen.com>
8 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
9 instead of calling build2 with a GIMPLE_MODIFY_STMT.
10 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
12 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
13 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
14 gimplify_init_ctor_eval_range, gimple_push_cleanup,
15 gimplify_omp_for, gimplify_omp_atomic_pipeline,
16 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
17 force_gimple_operand): Likewise.
18 * ipa-cp.c (constant_val_insert): Likewise.
19 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
20 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
21 perfect_nestify): Likewise.
22 * langhooks.c (lhd_omp_assignment): Likewise.
23 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
24 lower_copyprivate_clauses, lower_send_clauses,
25 lower_send_shared_vars, expand_parallel_call,
26 expand_omp_for_generic, expand_omp_for_static_nochunk,
27 expand_omp_for_static_chunk, expand_omp_sections,
28 lower_omp_single_copy, lower_omp_for_lastprivate,
29 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
30 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
31 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
34 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
36 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
37 config/sh/sh.md: Follow spelling conventions.
39 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
40 config/frv/predicates.md: Follow spelling conventions.
42 * config/m68k/linux-unwind.h: Fix a comment typo.
43 * target.h: Follow spelling conventions.
45 2007-02-18 Roger Sayle <roger@eyesopen.com>
47 PR rtl-optimization/28173
48 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
49 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
50 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
51 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
52 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
54 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
56 * builtins.c (fold_builtin_load_exponent): New.
57 (fold_builtin_2): Use it.
59 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
61 PR rtl-optimization/30773
62 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
63 if we fail to attach a REG_EQUIV note.
65 2007-02-18 David Edelsohn <edelsohn@gnu.org>
66 Roger Sayle <roger@eyesopen.com>
68 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
70 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
72 * calls.c (initialize_argument_information): Pass original EXP
73 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
74 code to split complex arguments here, as part of initializing the
76 (expand_call): Remove code that builds a list of arguments and
77 inserts implicit arguments into it. Instead, just count how many
78 implicit arguments there will be so we can determine the size of
79 the ARGS array, and let initialize_argument_information do the work.
80 (split_complex_values): Delete unused function.
82 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
84 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
86 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
88 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
89 for arg pointer based indexed addressing.
91 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
93 * config/ia64/ia64.h, config/ia64/ia64.md,
94 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
97 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
99 * config/m68k/m68k.c (split_di): New.
100 * config/m68k/m68k-protos.h: Declare split_di.
101 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
102 Improve predicate handling and split constant shifts.
104 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
106 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
107 parameter for register bitfield operations, general predicates
110 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
112 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
113 * config/m68k/linux-unwind.h: New file.
115 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
117 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
118 config/i386/athlon.md, config/ia64/ia64.md,
119 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
120 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
121 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
122 tree-ssa-loop-niter.c, tree-vect-analyze.c,
123 tree-vect-transform.c: Fix comment typos.
125 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
127 * sched-deps.c (find_insn_list): Remove.
128 * sched-int.h: Remove the prototype for find_insn_list.
130 2007-02-16 Geoffrey Keating <geoffk@apple.com>
132 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
134 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
135 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
136 darwin_rs6000_override_options.
137 (C_COMMON_OVERRIDE_OPTIONS): Expect
138 darwin_macosx_version_min to be non-NULL always.
139 (TARGET_C99_FUNCTIONS): Likewise.
140 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
141 (DARWIN_MINVERSION_SPEC): New.
142 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
143 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
145 (DARWIN_MINVERSION_SPEC): New.
146 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
148 * config/darwin-c.c (darwin_cpp_builtins): Expect
149 darwin_macosx_version_min to be non-NULL always.
151 * config/rs6000/rs6000.c: Clean up trailing whitespace.
153 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
155 * config/i386/i386.h (x86_use_xchgb): New.
156 (TARGET_USE_XCHGB): New macro.
157 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
158 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
159 Split after reload into bswaphi for shifts of 8.
160 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
161 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
162 or when optimizing for size.
164 2007-02-16 Richard Guenther <rguenther@suse.de>
165 Christian Bruel <christian.bruel@st.com>
167 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
168 DECLs but prefer SSA_NAMEs over DECLs.
170 2007-02-16 Richard Guenther <rguenther@suse.de>
172 * tree-flow-inline.h (single_imm_use_p): Remove.
173 (zero_imm_uses_p): Likewise.
174 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
175 instead of single_imm_use_p.
176 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
179 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
182 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
183 nested double- and backquotes.
185 2007-02-15 Roger Sayle <roger@eyesopen.com>
188 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
189 should be unreachable.
190 (build2_stat): Allow construction of MODIFY_EXPR at any time.
191 For the time being redirect GIMPLE_MODIFY_STMT to the new
192 (renamed) build_gimple_modify_stmt_stat.
193 (build2_gimple_stat): Rename to...
194 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
195 Always build a GIMPLE_MODIFY_STMT node.
196 * tree.h (build2_gimple, build2_gimple_stat): Delete.
197 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
200 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
201 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
202 * tree-complex.c (set_component_ssa_name, expand_complex_move,
203 expand_complex_div_wide): Likewise.
204 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
205 * tree-ssa-loop-im.c (schedule_sm): Likewise.
206 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
207 * tree-ssa-loop-manip.c (create_iv): Likewise.
208 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
209 abs_replacement): Likewise.
210 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
211 realify_fake_stores): Likewise.
213 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
214 node rather than a GIMPLE_MODIFY_STMT node.
215 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
216 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
218 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
219 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
222 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
225 * fold-const.c (fold_comparison): Add back the
226 folding of constant complex comparisions.
228 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
231 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
232 effects unknown to this function, return early.
234 2007-02-15 Ian Lance Taylor <iant@google.com>
236 * lower-subreg.c (move_eh_region_note): New static function.
237 (resolve_simple_move): Call it.
238 (decompose_multiword_subregs): Track blocks for which we resolve a
239 simple move which is also a control flow insn. Pass them to
240 find_many_sub_basic_blocks.
241 (pass_lower_subreg): Add TODO_verify_flow.
242 (pass_lower_subreg2): Likewise.
244 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
245 Brooks Moses <brooks.moses@codesourcery.com>
246 Lee Millward <lee.millward@codesourcery.com>
248 * tree.h (enum tree_code_class): Add tcc_vl_exp.
249 (VL_EXP_CLASS_P): New.
250 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
252 (TREE_OPERAND_CHECK_CODE): Likewise.
253 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
254 (TREE_RTL_OPERAND_CHECK): Likewise.
255 (tree_operand_check_failed): Make second parameter the whole tree
256 instead of its code. Fixed callers.
258 (TREE_OPERAND_LENGTH): New.
259 (VL_EXP_OPERAND_LENGTH): New.
261 (CALL_EXPR_STATIC_CHAIN): New.
262 (CALL_EXPR_ARGS): New.
263 (CALL_EXPR_ARG): New.
264 (call_expr_nargs): New.
265 (CALL_EXPR_ARGP): New.
266 (build_nt_call_list): Declare.
267 (build_vl_exp_stat): Declare.
269 (build_call_list): Declare.
270 (build_call_nary): Declare.
271 (build_call_valist): Declare.
272 (build_call_array): Declare.
273 (call_expr_arg): Declare.
274 (call_expr_argp): Declare.
275 (call_expr_arglist): Declare.
276 (fold_build_call_list): Declare.
277 (fold_build_call_list_initializer): Declare.
278 (fold_call_expr): Declare to replace fold_builtin.
279 (fold_builtin_fputs): Update to agree with modified definition.
280 (fold_builtin_strcpy): Likewise.
281 (fold_builtin_strncpy): Likewise.
282 (fold_builtin_memory_chk): Likewise.
283 (fold_builtin_stxcpy_chk): Likewise.
284 (fold_builtin_strncpy_chk): Likewise.
285 (fold_builtin_next_arg): Likewise.
286 (fold_build_call_expr): Declare.
287 (fold_builtin_call_list): Declare.
288 (fold_builtin_call_valist): Declare.
289 (build_call_expr): Declare.
290 (validate_arglist): Update to agree with modified definition.
291 (tree_operand_length): New.
292 (call_expr_arg_iterator): New.
293 (init_call_expr_arg_iterator): New.
294 (next_call_expr_arg): New.
295 (first_call_expr_arg): New.
296 (more_call_expr_args_p): New.
297 (FOR_EACH_CALL_EXPR_ARG): New.
299 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
301 (tree_code_size): Update documentation. Use sizeof (tree) rather
302 than sizeof (char *).
303 (tree_size): Likewise. Add case for tcc_vl_exp.
304 (tree_node_structure): Add case for tcc_vl_exp.
305 (contains_placeholder_p): Likewise.
306 (substitute_in_expr): Likewise.
307 (substitute_placeholder_in_expr): Likewise.
308 (stabilize_reference_1): Likewise.
309 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
310 to diagnose breakage of this interface for constructing CALL_EXPRs.
311 (build_nt): Add similar assertion here.
312 (build_nt_call_list): New.
313 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
314 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
316 (get_callee_fndecl): Use new CALL_EXPR accessors.
317 (tree_operand_check_failed): Change parameters to pass entire node
318 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
319 (process_call_operands): New.
320 (build_vl_exp_stat): New.
321 (build_call_list): New.
322 (build_call_nary): New.
323 (build_call_valist): New.
324 (build_call_array): New.
325 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
326 (call_expr_arglist): New.
328 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
329 tcc_vl_exp instead of a fixed-size tcc_expression.
331 * doc/c-tree.texi (CALL_EXPR): Document new representation and
332 accessors for CALL_EXPRs.
333 (AGGR_INIT_EXPR): Likewise.
335 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
336 Brooks Moses <brooks.moses@codesourcery.com>
337 Lee Millward <lee.millward@codesourcery.com>
339 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
340 (expand_builtin_nonlocal_goto): Change parameter to be entire
341 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
342 (expand_builtin_prefetch): Likewise.
343 (expand_builtin_classify_type): Likewise.
344 (mathfn_built_in): Return NULL_TREE instead of 0.
345 (expand_errno_check): Use new CALL_EXPR accessors.
346 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
347 Return NULL_RTX instead of 0.
348 (expand_builtin_mathfn_2): Likewise.
349 (expand_builtin_mathfn_3): Likewise.
350 (expand_builtin_interclass_mathfn): Likewise.
351 (expand_builtin_sincos): Likewise.
352 (expand_builtin_cexpi): Likewise.
353 (expand_builtin_int_roundingfn): Likewise.
354 (expand_builtin_int_roundingfn_2): Likewise.
355 (expand_builtin_pow): Likewise.
356 (expand_builtin_powi): Likewise.
357 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
358 of arglist, fixing callers appropriately. Use new CALL_EXPR
359 accessors and constructors. Return NULL_RTX instead of 0.
360 (expand_builtin_strstr): Likewise.
361 (expand_builtin_strchr): Likewise.
362 (expand_builtin_strrchr): Likewise.
363 (expand_builtin_strpbrk): Likewise.
364 (expand_builtin_memcpy): Likewise.
365 (expand_builtin_mempcpy): Likewise.
366 (expand_builtin_mempcpy_args): New.
367 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
368 (expand_builtin_memmove_args): New.
369 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
370 (expand_movstr): Likewise.
371 (expand_builtin_strcpy): Likewise.
372 (expand_builtin_strcpy_args): New.
373 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
374 (expand_builtin_strncpy): Likewise.
375 (expand_builtin_memset): Likewise.
376 (expand_builtin_memset_args): New.
377 (expand_builtin_bzero): Similarly to expand_builtin_memset.
378 (expand_builtin_memcmp): Likewise.
379 (expand_builtin_strcmp): Likewise.
380 (expand_builtin_strncmp): Likewise.
381 (expand_builtin_strcat): Likewise.
382 (expand_builtin_strncat): Likewise.
383 (expand_builtin_strspn): Likewise.
384 (expand_builtin_strcspn): Likewise.
385 (expand_builtin_args_info): Likewise.
386 (expand_builtin_va_start): Likewise.
387 (gimplify_va_arg_expr): Likewise.
388 (expand_builtin_va_end): Likewise.
389 (expand_builtin_va_copy): Likewise.
390 (expand_builtin_frame_address): Likewise.
391 (expand_builtin_alloca): Likewise.
392 (expand_builtin_bswap): Likewise.
393 (expand_builtin_unop): Likewise.
394 (expand_builtin_fputs): Likewise.
395 (expand_builtin_expect): Likewise.
396 (expand_builtin_fabs): Likewise.
397 (expand_builtin_copysign): Likewise.
398 (expand_builtin_printf): Likewise.
399 (expand_builtin_fprintf): Likewise.
400 (expand_builtin_sprintf): Likewise.
401 (expand_builtin_init_trampoline): Likewise.
402 (expand_builtin_signbit): Likewise.
403 (expand_builtin_fork_or_exec): Likewise.
404 (expand_builtin_sync_operation): Likewise.
405 (expand_builtin_compare_and_swap): Likewise.
406 (expand_builtin_lock_test_and_set): Likewise.
407 (expand_builtin_lock_release): Likewise.
408 (expand_builtin): Likewise.
409 (builtin_mathfn_code): Likewise.
411 (fold_builtin_constant_p): Pass call arguments individually instead
412 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
413 accessors and constructors. Return NULL_TREE instead of 0.
414 (fold_builtin_expect): Likewise.
415 (fold_builtin_classify_type): Likewise.
416 (fold_builtin_strlen): Likewise.
417 (fold_builtin_nan): Likewise.
418 (integer_valued_real_p): Likewise.
419 (fold_trunc_transparent_mathfn): Likewise.
420 (fold_fixed_mathfn): Likewise.
421 (fold_builtin_cabs): Likewise.
422 (fold_builtin_sqrt): Likewise.
423 (fold_builtin_cbrt): Likewise.
424 (fold_builtin_cos): Likewise.
425 (fold_builtin_cosh): Likewise.
426 (fold_builtin_tan): Likewise.
427 (fold_builtin_sincos): Likewise.
428 (fold_builtin_cexp): Likewise.
429 (fold_builtin_trunc): Likewise.
430 (fold_builtin_floor): Likewise.
431 (fold_builtin_ceil): Likewise.
432 (fold_builtin_round): Likewise.
433 (fold_builtin_int_roundingfn): Likewise.
434 (fold_builtin_bitop): Likewise.
435 (fold_builtin_bswap): Likewise.
436 (fold_builtin_logarithm): Likewise.
437 (fold_builtin_hypot): Likewise.
438 (fold_builtin_pow): Likewise.
439 (fold_builtin_powi): Likewise.
440 (fold_builtin_exponent): Likewise.
441 (fold_builtin_memset): Likewise.
442 (fold_builtin_bzero): Likewise.
443 (fold_builtin_memory_op): Likewise.
444 (fold_builtin_bcopy): Deleted; call site changed to invoke
445 fold_builtin_memory_op directly.
446 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
447 (fold_builtin_strncpy): Likewise.
448 (fold_builtin_memcmp): Likewise.
449 (fold_builtin_strcmp): Likewise.
450 (fold_builtin_strncmp): Likewise.
451 (fold_builtin_signbit): Likewise.
452 (fold_builtin_copysign): Likewise.
453 (fold_builtin_isascii): Likewise.
454 (fold_builtin_toascii): Likewise.
455 (fold_builtin_isdigit): Likewise.
456 (fold_builtin_fabs): Likewise.
457 (fold_builtin_abs): Likewise.
458 (fold_builtin_fmin_fmax): Likewise.
459 (fold_builtin_carg): Likewise.
460 (fold_builtin_classify): Likewise.
461 (fold_builtin_unordered_cmp): Likewise.
463 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
464 New functions split out from fold_builtin_1.
465 (fold_builtin_n): New.
466 (fold_builtin_varargs): New.
467 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
469 (fold_call_expr): New.
470 (build_function_call_expr): Rewrite to use new helper function.
471 (fold_builtin_call_list): New.
472 (build_call_expr): New.
473 (fold_builtin_call_valist): New.
474 (rewrite_call_expr): New.
476 (validate_arglist): Change parameter to be entire CALL_EXPR instead
477 of an arglist. Change return type to bool. Use new CALL_EXPR
480 (fold_builtin_strstr): Pass call arguments individually instead
481 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
482 accessors and constructors. Return NULL_TREE instead of 0.
483 (fold_builtin_strchr): Likewise.
484 (fold_builtin_strrchr): Likewise.
485 (fold_builtin_strpbrk): Likewise.
486 (fold_builtin_strcat): Likewise.
487 (fold_builtin_strncat): Likewise.
488 (fold_builtin_strspn): Likewise.
489 (fold_builtin_strcspn): Likewise.
490 (fold_builtin_fputs): Likewise.
491 (fold_builtin_next_arg): Likewise.
492 (fold_builtin_sprintf): Likewise.
494 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
495 NULL_RTX instead of 0.
496 (expand_builtin_memory_chk): Likewise.
497 (maybe_emit_chk_warning): Likewise.
498 (maybe_emit_sprintf_chk_warning): Likewise.
500 (fold_builtin_object_size): Pass call arguments individually instead
501 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
502 accessors and constructors. Return NULL_TREE instead of 0.
503 (fold_builtin_memory_chk): Likewise.
504 (fold_builtin_stxcpy_chk): Likewise.
505 (fold_builtin_strncpy_chk): Likewise.
506 (fold_builtin_strcat_chk): Likewise.
507 (fold_builtin_strcat_chk): Likewise.
508 (fold_builtin_strncat_chk): Likewise.
509 (fold_builtin_sprintf_chk): Likewise.
510 (fold_builtin_snprintf_chk): Likewise.
511 (fold_builtin_printf): Likewise.
512 (fold_builtin_vprintf): Likewise.
514 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
516 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
517 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
518 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
519 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
520 (fold_unary): Likewise.
521 (fold_binary): Likewise.
522 (fold_ternary): Remove CALL_EXPR case, since they are no longer
524 (fold): Add logic for tcc_vl_exp.
525 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
526 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
527 (fold_build3_stat): Add assertion to flag broken interface for
528 constructing CALL_EXPRs.
529 (fold_build_call_list): New.
530 (fold_build_call_list_initializer): New.
531 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
533 (fold_strip_sign_ops): Likewise.
535 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
536 Brooks Moses <brooks.moses@codesourcery.com>
537 Lee Millward <lee.millward@codesourcery.com>
539 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
540 accessors and dump arguments explicitly.
542 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
544 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
546 (print_call_name): Use new CALL_EXPR accessors.
548 * print-tree.c (print_node): Add case tcc_vl_exp. Print
549 CALL_EXPR arguments explicitly instead of as a list. Use
550 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
552 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
553 (vrp_visit_stmt): Likewise.
555 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
556 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
558 (force_move_till_expr): Likewise.
560 * targhooks.c (default_external_stack_protect_fail): Use
561 build_call_expr instead of build_function_call_expr.
562 (default_hidden_stack_protect_fail): Likewise.
564 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
567 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
568 and walk arguments explicitly.
570 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
571 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
572 (expand_simple_operations): Likewise.
573 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
575 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
577 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
579 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
580 instead of TREE_CODE_LENGTH.
582 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
583 (tree_ic_transform): Likewise.
584 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
585 parameter instead of arglist. Fix callers.
586 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
587 (tree_stringops_transform): Likewise.
588 (tree_indirect_call_to_profile): Likewise.
589 (tree_stringops_values_to_profile): Likewise.
591 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
592 (eliminate_tail_call): Likewise.
594 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
596 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
597 Use TREE_OPERAND_LENGTH and generalize to handle any number of
599 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
601 * omp-low.c (build_omp_barrier): Use build_call_expr.
602 (lower_rec_input_clauses): Likewise.
603 (lower_reduction_clauses): Likewise.
604 (expand_parallel_call): Likewise.
605 (maybe_catch_exception): Likewise.
606 (expand_omp_for_generic): Likewise.
607 (expand_omp_for_static_nochunk): Likewise.
608 (expand_omp_sections): Likewise.
609 (lower_omp_single_simple): Likewise.
610 (lower_omp_single_copy): Likewise.
611 (lower_omp_master): Likewise.
612 (lower_omp_ordered): Likewise.
613 (lower_omp_critical): Likewise.
615 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
616 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
618 * tree-gimple.c (is_gimple_call_addr): Fix doc.
619 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
620 TREE_CODE_LENGTH. Add tcc_vl_exp case.
622 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
623 and generalize to handle any number of operands.
624 (chrec_contains_undetermined): Likewise.
625 (tree_contains_chrecs): Likewise.
626 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
628 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
630 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
631 fold_call_expr instead of fold_builtin.
632 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
633 match declarations there.
634 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
637 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
638 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
640 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
641 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
643 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
646 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
647 (execute_cse_sincos): Use new CALL_EXPR accessors.
649 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
651 * gimple-low.c (lower_function_body): Use build_call_expr.
652 (lower_builtin_setjmp): Likewise.
654 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
655 (set_storage_via_libcall): Likewise.
656 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
657 instead of TREE_CODE_LENGTH.
658 (expand_expr_real_1): Use new CALL_EXPR accessors.
660 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
661 generalize to handle any number of operands.
662 (TB_parent_eq): Likewise.
664 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
665 (strip_builtin_expect): Likewise.
667 * function.c (gimplify_parameters): Use build_call_expr.
669 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
670 instead of TREE_CODE_LENGTH.
672 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
673 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
675 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
678 * gimplify.c (build_stack_save_restore): Use build_call_expr.
679 (gimplify_decl_expr): Likewise.
680 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
681 Use new CALL_EXPR iterators.
682 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
683 (gimplify_modify_expr_to_memset): Likewise.
684 (gimplify_variable_sized_compare): Likewise.
685 (gimplify_omp_atomic_fetch_op): Likewise.
686 (gimplify_omp_atomic_pipeline): Likewise.
687 (gimplify_omp_atomic_mutex): Likewise.
688 (gimplify_function_tree): Likewise.
690 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
691 (call_expr_flags): Likewise.
692 (expand_call): Likewise.
694 * except.c (expand_builtin_eh_return_data_regno): Pass entire
695 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
698 * coverage.c (create_coverage): Use build_call_expr.
700 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
701 (temp_call_expr_obstack): New.
702 (pool_copy_list): Delete.
703 (temp_copy_call_expr): New.
704 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
705 CALL_EXPR accessors. Get rid of special goo for copying argument
706 lists and use temp_copy_call_expr instead.
707 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
709 (create_expression_by_pieces): Likewise. Use build_call_array
710 to construct the result instead of fold_build3.
711 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
712 dealing with argument lists.
713 (init_pre): Remove references to expression_node_pool and
714 list_node_pool. Init temp_call_expr_obstack instead.
715 (fini_pre): Remove references to expression_node_pool and
718 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
719 and walk arguments explicitly instead of as a list.
721 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
722 (mx_register_decls): Likewise.
723 (mudflap_register_call): Likewise.
724 (mudflap_finish_file): Likewise.
726 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
727 (ipa_callsite_compute_param): Likewise.
729 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
730 accessors and constructor.
732 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
733 accessors and constructor.
734 (convert_tramp_reference): Likewise.
735 (convert_call_expr): Likewise.
736 (finalize_nesting_tree_1): Likewise.
738 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
741 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
743 * tree-inline.c (initialize_inlined_parameters): Pass entire
744 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
746 (estimate_num_insns_1): Use new CALL_EXPR accessors.
747 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
749 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
750 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
751 (vectorizable_reduction): Likewise.
752 (vectorizable_call): Use new CALL_EXPR iterators.
753 (vectorizable_conversion): Use build_call_expr.
754 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
755 (vect_gen_widened_results_half): Use build_call_expr.
756 (vect_setup_realignment): Likewise.
757 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
759 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
760 (pass_through_call): Likewise.
761 (compute_object_sizes): Likewise. Use fold_call_expr instead of
764 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
765 (tree_gen_pow2_profiler): Likewise.
766 (tree_gen_one_value_profiler): Likewise.
767 (tree_gen_ic_func_profiler): Likewise.
768 (tree_gen_average_profiler): Likewise.
769 (tree_gen_ior_profiler): Likewise.
771 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
772 (find_func_aliases): Use new CALL_EXPR accessors. Add case
773 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
775 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
778 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
781 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
783 (convert_to_integer): Likewise.
785 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
788 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
789 Brooks Moses <brooks.moses@codesourcery.com>
790 Lee Millward <lee.millward@codesourcery.com>
792 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
794 * config/frv/frv.c (frv_expand_builtin): Likewise.
795 * config/s390/s390.c (s390_expand_builtin): Likewise.
797 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
798 (sparc_expand_builtin): Use new CALL_EXPR accessors.
800 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
801 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
802 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
803 (ix86_expand_store_builtin): Likewise.
804 (ix86_expand_unop_builtin): Likewise.
805 (ix86_expand_unop1_builtin): Likewise.
806 (ix86_expand_sse_compare): Likewise.
807 (ix86_expand_sse_comi): Likewise.
808 (ix86_expand_vec_init_builtin): Likewise.
809 (ix86_expand_vec_ext_builtin): Likewise.
810 (ix86_expand_vec_set_builtin): Likewise.
811 (ix86_expand_builtin): Use new CALL_EXPR accessors.
813 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
814 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
816 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
817 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
818 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
820 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
822 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
823 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
824 arglist. Use new CALL_EXPR accessors. Fix callers.
825 (altivec_expand_abs_builtin): Likewise.
826 (rs6000_expand_binop_builtin): Likewise.
827 (altivec_expand_predicate_builtin): Likewise.
828 (altivec_expand_lv_builtin): Likewise.
829 (spe_expand_stv_builtin): Likewise.
830 (altivec_expand_stv_builtin): Likewise.
831 (rs6000_expand_ternop_builtin): Likewise.
832 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
833 (altivec_expand_st_builtin): Likewise.
834 (altivec_expand_dst_builtin): Likewise.
835 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
836 arglist. Use new CALL_EXPR accessors. Fix callers.
837 (altivec_expand_vec_set_builtin): Likewise.
838 (altivec_expand_vec_ext_builtin): Likewise.
839 (altivec_expand_builtin): Use new CALL_EXPR accessors.
840 (spe_expand_builtin): Likewise.
841 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
842 arglist. Use new CALL_EXPR accessors. Fix callers.
843 (spe_expand_evsel_builtin): Likewise.
844 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
845 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
847 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
848 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
849 (arm_expand_unop_builtin): Likewise.
850 (arm_expand_builtin): Use new CALL_EXPR accessors.
852 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
855 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
856 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
857 (bfin_expand_unop_builtin): Likewise.
858 (bfin_expand_builtin): Use new CALL_EXPR accessors.
860 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
861 Brooks Moses <brooks.moses@codesourcery.com>
862 Lee Millward <lee.millward@codesourcery.com>
864 * c-semantics.c (build_stmt): Add internal diagnostic check.
866 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
867 accessors. Print arguments explicitly instead of as a list.
869 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
871 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
872 (c_finish_omp_flish): Likewise.
874 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
875 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
876 instead of TREE_CODE_LENGTH.
877 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
878 (c_warn_unused_result): Likewise.
880 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
883 * doc/invoke.texi (Warning Options): Remove
884 -Werror-implicit-function-declaration.
885 (Wimplicit-function-declaration): Update description.
886 * opts.c (common_handle_option): Move handling of -Werror=* to...
887 (enable_warning_as_error): ...here.
888 * opts.h (enable_warning_as_error): Declare.
889 * c-decl.c (implicit_decl_warning): Unless
890 -Wno-implicit-function-declaration is given, emit a pedwarn if
891 -std=c99 or emit a warning if -Wimplicit-function-declaration.
892 * c.opt (Wimplicit-function-declaration): Replace
893 mesg_implicit_function_declaration with
894 warn_implicit_function_declaration.
895 * c-opts.c (c_common_handle_option):
896 -Werror-implicit-function-declaration is exactly equal as
897 -Werror=implicit-function-declaration.
898 (set_Wimplicit): Replace mesg_implicit_function_declaration with
899 warn_implicit_function_declaration.
900 (c_common_post_options): -Wimplict-function-declaration is enabled
901 by default by -std=c99, otherwise is disabled by default.
902 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
904 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
906 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
907 DECL on the rhs to a DECL on the lhs for debug info purposes if the
908 former is ignored but not the latter.
910 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
912 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
913 is made and the reference doesn't use the alias set of its type,
914 do not create the temporary using that type.
916 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
918 * jump.c: Remove prototypes for delete_computation and
919 delete_prior_computation.
921 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
923 * jump.c (get_label_after): Delete.
924 (get_label_before, delete_computation, delete_jump,
925 delete_prior_computation, follow_jumps): Move...
926 * reorg.c (delete_computation, delete_prior_computation): ... here...
927 (get_label_before, delete_jump): ... making these static ...
928 (follow_jumps): ... and simplifying this since it only runs after
930 * rtl.h (get_label_after, get_label_before, delete_jump,
931 follow_jumps): Delete prototypes.
933 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
935 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
937 2007-02-15 Nick Clifton <nickc@redhat.com>
939 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
940 order to prevent it from being munged by the target.
942 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
944 * config/i386/i386.md: Remove misleading comment.
946 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
948 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
949 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
952 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
954 * tree-sra.c (instantiate_missing_elements): Canonicalize
956 (sra_build_assignment): New.
957 (generate_copy_inout, generate_element_copy,
958 generate_element_zero, generate_one_element_init): Use it.
960 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
962 * tree-sra.c (instantiate_missing_elements): Canonicalize
964 (sra_build_assignment): New.
965 (generate_copy_inout, generate_element_copy,
966 generate_element_zero, generate_one_element_init): Use it.
968 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
970 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
973 2007-02-14 Joseph Myers <joseph@codesourcery.com>
975 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
976 types as aggregates not scalars.
977 * function.c (assign_stack_temp_for_type): Likewise.
979 2007-02-14 Roger Sayle <roger@eyesopen.com>
980 Zdenek Dvorak <dvorakz@suse.cz>
982 * tree-dump.c (dump_switch_p_1): Require exact match of the option
985 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
987 * passes.c (next_pass_1): Clear the next field of the copied
990 2007-02-14 Richard Henderson <rth@redhat.com>
992 * tree-sra.c (early_sra): New.
993 (decl_can_be_decomposed_p): Deny va_list if early_sra.
994 (tree_sra_early, pass_sra_early): New.
995 * tree-pass.h (pass_sra_early): Declare.
996 * passes.c (init_optimization_passes): Use it.
998 2007-02-14 Richard Guenther <rguenther@suse.de>
1000 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1002 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1004 PR tree-optimization/30771
1005 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1007 (vect_analyze_operations): Induction phis can now be marked as
1009 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1010 Update documentation accordingly.
1012 2007-02-14 Nick Clifton <nickc@redhat.com>
1014 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1015 most 3 arguments are supported.
1016 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1018 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1020 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1021 Ensure dst->current is valid.
1023 2007-02-13 Paul Brook <paul@codesourcery.com>
1025 * config.gcc: Add arm*-*-uclinux-*eabi.
1026 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1027 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1028 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1029 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1030 (LINK_SPEC): Define.
1032 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1034 * config/arm/uclinux-eabi.h: New file.
1035 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1036 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1039 2007-02-13 Ian Lance Taylor <iant@google.com>
1041 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1042 * flags.h (warn_strict_overflow): Declare.
1043 (enum warn_strict_overflow_code): Define.
1044 (issue_strict_overflow_warning): New static inline function.
1045 * opts.c (warn_strict_overflow): New variable.
1046 (common_handle_option): Handle OPT_Wstrict_overflow and
1047 OPT_Wstrict_overflow_.
1048 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1050 * fold-const.c: Include intl.h.
1051 (fold_deferring_overflow_warnings): New static variable.
1052 (fold_deferred_overflow_warning): New static variable.
1053 (fold_deferred_overflow_code): New static variable.
1054 (fold_defer_overflow_warnings): New function.
1055 (fold_undefer_overflow_warnings): New function.
1056 (fold_undefer_and_ignore_overflow_warnings): New function.
1057 (fold_deferring_overflow_warnings_p): New function.
1058 (fold_overflow_warning): New static function.
1059 (make_range): Add strict_overflow_p parameter. Change all
1061 (extract_muldiv, extract_muldiv_1): Likewise.
1062 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1063 tree_expr_nonnegative_p.
1064 (fold_negate_expr): Call fold_overflow_warning.
1065 (fold_range_test): Likewise.
1066 (fold_comparison): Likewise.
1067 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1068 instead of tree_expr_nonnegative_p.
1069 (tree_expr_nonnegative_warnv_p): Rename from
1070 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1071 (tree_expr_nonnegative_p): New function.
1072 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1073 strict_overflow_p parameter.
1074 (tree_expr_nonzero_p): New function.
1075 * passes.c (verify_interpass_invariants): New static function.
1076 (execute_one_pass): Call it.
1077 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1079 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1080 (estimate_numbers_of_iterations): Likewise.
1081 (scev_probably_wraps_p): Likewise.
1082 * tree-ssa-ccp.c: Include "toplev.h".
1083 (evaluate_stmt): Defer fold overflow warnings until we know we are
1085 (struct fold_stmt_r_data): Add stmt field.
1086 (fold_stmt_r): Defer fold overflow warnings until we know we
1088 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1089 (fold_stmt_inplace): Likewise.
1090 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1091 (cleanup_control_expr_graph): Defer fold overflow warnings until
1092 we know we are going to optimize.
1093 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1094 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1096 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1097 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1098 * tree-ssa-loop-manip.c (create_iv): Likewise.
1099 * c-typeck.c (build_conditional_expr): Likewise.
1100 (build_binary_op): Likewise.
1101 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1102 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1103 (extract_range_from_unary_expr): Likewise.
1104 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1105 assuming that signed overflow does not occur.
1106 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1107 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1108 (fold_defer_overflow_warnings): Declare.
1109 (fold_undefer_overflow_warnings): Declare.
1110 (fold_undefer_and_ignore_overflow_warnings): Declare.
1111 (fold_deferring_overflow_warnings_p): Declare.
1112 (tree_expr_nonzero_warnv_p): Declare.
1113 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1115 (Warning Options): Document -Wstrict-overflow.
1116 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1117 (tree-ssa-ccp.o): Likewise.
1118 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1119 (fold-const.o): Depend on intl.h.
1121 2007-02-13 Ian Lance Taylor <iant@google.com>
1124 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1127 2007-02-13 Stuart Hastings <stuart@apple.com>
1129 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1131 2007-02-13 Richard Henderson <rth@redhat.com>
1133 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1134 handled_component_p before looking for the indirect_ref.
1136 2007-02-13 Richard Henderson <rth@redhat.com>
1138 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1139 remove flags clobber.
1140 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1141 (bswaphi_lowpart): New.
1142 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1143 remove TARGET_BSWAP test. Delete expander of the same name.
1145 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1146 (expand_unop): Use them.
1148 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1150 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1151 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1152 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1153 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1154 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1155 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1156 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1157 assembler dialect choice from asm templates.
1159 2007-02-12 Richard Henderson <rth@redhat.com>
1161 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1162 (fixuns_trunc<SSEMODEF>si2): Use it.
1163 * config/i386/sse.md (vec_setv4sf_0): Export.
1164 * config/i386/i386.c (ix86_build_const_vector): Export.
1165 (ix86_split_convert_uns_si_sse): Rename from
1166 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1167 * config/i386/i386-protos.h: Update.
1169 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1172 * c-typeck.c (c_finish_return): Improve warning message.
1174 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1176 * alias.c (find_symbolic_term): Delete unused function.
1178 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1180 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1181 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1182 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1184 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1186 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1187 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1188 the function, temporarily point the debug interface to the null one.
1190 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1192 * dwarf2out.c (round_up_to_align): New static function.
1193 (field_byte_offset): Use it to round the offset.
1195 2007-02-12 Richard Henderson <rth@redhat.com>
1197 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1198 (inswl_const): Export.
1200 2007-02-12 Richard Henderson <rth@redhat.com>
1202 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1203 result mode of the libcall, convert back to outmode.
1205 2007-02-12 Roger Sayle <roger@eyesopen.com>
1207 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1208 (bswapdi2): New define_expand to implement 32-bit implementation.
1210 2007-02-12 Nick Clifton <nickc@redhat.com>
1212 * doc/invoke.texi (Overall Options): Document --help=.
1213 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1214 (cc1_options): Pass --help= on to cc1.
1215 (display_help): Add description of --help=.
1216 (process_command): Add code to handle --help=. Allow translated
1217 --help and --target-help switches to be passed on to compiler
1219 (main): Remove unused if statement.
1220 * opts.c (columns): Remove.
1221 (LEFT_COLUMN): Define.
1222 (wrap_help): Add columns argument.
1223 (print_filtered_help): Change parameters to be an include bitmask,
1224 an exclude bitmask, an any bitmask and the column width. Move the
1225 code to display the params list here. Add code to display the
1226 status of options rather than their descriptions if the quiet flag
1228 (print_specific_help): Change parameters to be an include bitmask,
1229 an exclude bitmask and an any bitmask. Move code to look up the
1230 column width here. Decide upon the title for an options listing.
1231 (common_handle_options): Add code to handle --help=. Adapt code
1232 for --help and --target-help to use the revised form of the
1233 print_specific_help function.
1234 (print_help): Delete.
1235 (print_param_help): Delete.
1236 (print_switch): Delete.
1237 * opts.h (cl_lang_count): Add prototype.
1238 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1239 CL_MAX_OPTION_CLASS): New defines.
1240 * optc-gen.awk: Add construction of cl_lang_count.
1241 * c.opt: Add Warning attribute to warning options and Optimization
1242 attribute to optimization options.
1243 * common.opt: Likewise.
1245 Add -fhelp and -ftarget-help as aliases for the transformed --help
1246 and --target-help options.
1247 * opt-functions.awk: Add code to handle Warning and Optimization
1250 2007-02-12 Richard Henderson <rth@redhat.com>
1252 * config/alpha/constraints.md: New file.
1253 * config/alpha/alpha.c: Include tm-constrs.h.
1254 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1255 alpha_extra_constraint): Remove.
1256 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1257 * config/alpha/alpha-protos.h: Update.
1258 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1259 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1260 (EXTRA_CONSTRAINT): Remove.
1261 * config/alpha/alpha.md: Include constraints.md.
1262 (adddi splitter): Use satisfies_constraint_*.
1263 * config/alpha/predicates.md (add_operand): Likewise.
1264 (sext_add_operand, addition_operation): Likewise.
1266 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1268 PR tree-optimization/29145
1269 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1270 in our handling of restrict qualified pointers.
1272 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1275 * doc/invoke.texi (Wunused-value): Update description.
1276 (Wextra): Delete item.
1277 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1278 value of Wunused-value.
1279 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1280 (c_finish_stmt_expr): Don't check extra_warnings.
1281 (emit_side_effect_warnings): The caller is responsible to check
1284 2007-02-11 Roger Sayle <roger@eyesopen.com>
1285 Matt Thomas <matt@3am-software.com>
1287 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1289 2007-02-11 Roger Sayle <roger@eyesopen.com>
1291 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1292 comparisons of POPCOUNT against zero.
1293 (simplify_const_relational_operation): Likewise.
1295 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1297 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1299 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1301 * dwarf2out.c (root_type): Delete unused function.
1303 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1305 * genattrtab.c (contained_in_p): Delete unused function.
1306 (write_expr_attr_cache): Likewise.
1308 2007-02-11 Jan Hubicka <jh@suse.cz>
1310 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1313 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1315 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1316 to add the REG_EQ* note.
1317 * see.c (see_merge_one_use_extension): Likewise.
1318 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1319 turn REG_EQUAL notes into REG_EQUIV notes if the target
1320 register may have more than one set.
1321 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1322 * gcse.c (try_replace_reg): Likewise.
1323 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1324 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1325 more than one REG_EQUIV note.
1326 * reload1.c (gen_reload): Use set_unique_reg_note.
1328 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1330 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1331 (ix86_builtin_conversion): New function.
1333 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1336 * tree.h (DECL_REPLACEABLE_P): New macro.
1337 * except.c (set_nothrow_function_flags): Likewise.
1339 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1340 Ira Rosen <irar@il.ibm.com>
1341 Dorit Nuzman <dorit@il.ibm.com>
1343 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1344 * targhooks.c (default_builtin_vectorized_conversion): New.
1345 * targhooks.h (default_builtin_vectorized_function): New declaration.
1346 * target.h (struct vectorize): Add builtin_conversion field.
1347 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1348 stmt_vec_info_type value.
1349 (vectorizable_conversion): New declaration.
1350 * tree-vect-analyze.c (vect_analyze_operations): Add
1351 vectorizable_conversion call.
1352 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1353 * tree-vect-transform.c (vectorizable_conversion): New function.
1354 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1355 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1357 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1358 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1359 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1360 or ALTIVEC_BUILTIN_VCFSX.
1362 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1365 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1366 CONST_DOUBLE and operand 0 is a hard register.
1367 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1368 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1369 is a hard floating-point register.
1371 2007-02-10 Richard Henderson <rth@redhat.com>
1372 Jakub Jelinek <jakub@redhat.com>
1373 Alexandre Oliva <aoliva@redhat.com>
1375 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1376 * builtin-types.def (BT_WORD): Make unsigned.
1377 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1378 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1379 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1380 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1381 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1382 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1384 * expr.c (emutls_var_address): New.
1385 (expand_expr_real_1): Expand emulated tls.
1386 (expand_expr_addr_expr_1): Likewise.
1387 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1388 * output.h (emutls_finish): Declare.
1389 * toplev.c (compile_file): Call it.
1390 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1391 address before wrapping in CONST.
1392 * varasm.c (emutls_htab, emutls_object_type): New.
1393 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1394 (get_emutls_object_name, get_emutls_object_type): New.
1395 (get_emutls_init_templ_addr, emutls_decl): New.
1396 (emutls_common_1, emutls_finish): New.
1397 (assemble_variable): When emulating tls, swap decls; generate
1398 constructor for the emutls objects.
1399 (do_assemble_alias): When emulating tls, swap decl and target name.
1400 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1402 * varpool.c (decide_is_variable_needed): Look at force_output.
1403 Recurse for emulated tls.
1404 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1405 with decide_is_variable_needed.
1406 * emutls.c: New file.
1407 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1408 tls_object for real tls.
1410 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1412 PR rtl-optimization/29599
1413 * reload1.c (eliminate_regs_in_insn): Take the destination
1414 mode into account when computing the offset.
1416 2007-02-09 Stuart Hastings <stuart@apple.com>
1417 Richard Henderson <rth@redhat.com>
1419 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1420 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1421 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1422 fixuns_truncdfhi2): New.
1423 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1424 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1425 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1426 (floatunssidf2): Allow nonimmediate source.
1427 * gcc/config/i386/sse.md (movdi_to_sse): New.
1428 (vec_concatv2di): Drop '*'.
1429 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1430 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1431 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1433 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1434 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1435 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1436 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1437 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1438 ix86_build_const_vector.
1439 (x86_emit_floatuns): Rewrite.
1441 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1443 * genautomata.c (longest_path_length): Delete unused function.
1444 (struct state): Delete unused longest_path_length.
1445 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1446 (get_free_state): Delete unused.
1448 2007-02-09 Jan Hubicka <jh@suse.cz>
1450 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1451 * doc/invoke.texi (inline-unit-growth): Update default value.
1453 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1454 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1455 (rebuild_cgraph_edges): Likewise.
1456 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1457 (dump_cgraph_node): Dump frequencies.
1458 (cgraph_clone_edge): Add frequency scales.
1459 (cgraph_clone_node): Add freuqnecy.
1460 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1461 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1462 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1463 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1464 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1465 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1466 (save_inline_function_body): Likewise.
1467 * ipa-inline.c: inluce rtl.h
1468 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1469 (cgraph_edge_badness): Use frequencies.
1470 (cgraph_decide_recursive_inlining): Update clonning.
1471 (cgraph_decide_inlining_of_small_function): Dump frequency.
1472 * predict.c (estimate_bb_frequencies): Export.
1473 * predict.h (estimate_bb_frequencies): Declare.
1474 * tree-inline.c (copy_bb): Watch overflows.
1475 (expand_call_inline): Update call of cgraph_create_edge.
1476 (optimize_inline_calls): Use TODO flags to update frequnecies.
1477 * passes.h: Include predict.h
1478 (init_optimization_passes): Move profile ahead.
1479 (execute_function_todo): Handle TODO_rebuild_frequencies.
1481 2007-02-09 Roger Sayle <roger@eyesopen.com>
1483 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1484 the insbl or inswl pattern into a register.
1486 2007-02-09 Roger Sayle <roger@eyesopen.com>
1488 * config/ia64/ia64.md (bswapdi2): New define_insn.
1490 2007-02-09 Richard Henderson <rth@redhat.com>
1492 * config/i386/constraints.md (Ym): New constraint.
1493 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1494 (movdi_1_rex64): Split sse and xmm general register moves from
1495 memory move alternatives. Use conditional register constraints.
1496 (movsf_1, movdf_integer): Likewise.
1497 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1498 (movdf_integer_rex64): New.
1499 (pushsf_rex64): Fix output constraints.
1500 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1501 (sse2_stored): Likewise.
1502 (sse2_storeq_rex64): New.
1503 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1504 amd and not generic.
1505 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1506 for optimize_size. Remove SF/DFmode hack.
1508 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1510 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1513 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1514 Richard Sandiford <richard@codesourcery.com>
1516 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1517 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1518 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1519 m68k/t-mlib to tmake_file.
1520 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1521 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1522 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1523 Allow it to be cf or m68k. Set m68k_arch_family. If that
1524 variable is not empty, add t-$m68k_arch_family to tmake_file.
1525 Add t-mlibs to tmake_file.
1526 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1527 * config/m68k/t-cf: New file.
1528 * config/m68k/t-m68k: Likewise.
1529 * config/m68k/t-mlibs: Likewise.
1530 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1531 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1532 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1533 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1534 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1536 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1537 (INSTALL_LIBGCC): Delete.
1538 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1539 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1540 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1541 (M68K_MLIB_CPU): Define.
1542 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1543 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1544 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1546 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1547 Richard Guenther <rguenther@suse.de>
1550 * fold-const.c (fold_comparison): Handle obfuscated comparisons
1551 against INT_MIN/INT_MAX.
1552 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
1553 file if a loop is removed.
1555 2007-02-09 Joseph Myers <joseph@codesourcery.com>
1557 * calls.c (store_one_arg): Pass correct alignment to
1558 emit_push_insn for non-BLKmode values.
1559 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
1560 unaligned stack slot via a suitably aligned slot.
1562 2007-02-08 DJ Delorie <dj@redhat.com>
1564 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
1566 (legal_subregs): Use unsigned char, make const.
1567 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
1569 2007-02-08 Paul Brook <paul@codesourcery.com>
1571 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
1572 special interworking needed.
1574 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
1576 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
1577 conditional to __SSE2__.
1578 (Entries below should have been added to first ChangeLog
1579 entry for amdfam10 dated 2007-02-05)
1580 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
1582 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
1584 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
1587 2007-02-08 DJ Delorie <dj@redhat.com>
1589 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
1590 * config/m32c/m32c.c (legal_subregs): New.
1591 (m32c_illegal_subreg_p): New.
1592 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
1593 unsupported subregs of hard regs.
1595 2007-02-08 Jan Hubicka <jh@suse.cz>
1597 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
1598 the same one; always update histograms.
1600 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1602 * passes.c (init_optimization_passes): Tidy comment.
1604 2007-02-08 Roger Sayle <roger@eyesopen.com>
1606 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
1607 strip zero_extend, bswap and rotates from POCOUNT's argument.
1608 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
1609 zero_extend and rotates from PARITY's argument.
1610 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
1611 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
1612 of an integer constant at compile-time.
1614 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1617 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
1619 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
1622 * tree-ssa-live.c (remove_unused_locals): Do not remove
1623 TREE_ADDRESSABLE variables.
1624 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
1625 * tree-ssa-operands.c (add_virtual_operand): Remove argument
1626 FOR_CLOBBER. Update all users.
1627 If VAR has an associated alias set, add a virtual operand for
1628 it if no alias is found to conflict with the memory reference.
1630 2007-02-07 Jan Hubicka <jh@suse.cz>
1631 Robert Kidd <rkidd@crhc.uiuc.edu>
1633 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
1635 2007-02-07 Ian Lance Taylor <iant@google.com>
1637 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
1639 2007-02-07 Roger Sayle <roger@eyesopen.com>
1641 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
1642 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
1643 tablejumpdi, movsi_to_cr_one): Remove constraints from
1644 define_expand's match_operands.
1646 2007-02-07 Roger Sayle <roger@eyesopen.com>
1648 * global.c (compute_regsets): Move declatation of "i" inside of
1649 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
1651 2007-02-07 Jakub Jelinek <jakub@redhat.com>
1654 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
1655 of INDIRECT_REF <RESULT_DECL>.
1657 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
1659 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
1660 Kaz Kojima <kkojima@gcc.gnu.org>
1663 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
1665 (sh_initialize_trampoline): Add parentheses to avoid a warning.
1667 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1669 * doc/loop.texi: Document possibility not to perform disambiguation
1670 of loops with multiple latches.
1671 * cfgloopmanip.c (alp_enum_p): Removed.
1672 (add_loop): Handle subloops. Use get_loop_body_with_size.
1673 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
1674 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
1675 the new forwarder block.
1676 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
1677 Handle the case latch is NULL.
1678 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
1679 when marking loop exits.
1680 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
1682 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
1683 disambiguate_loops_with_multiple_latches.
1684 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
1685 before fix_loop_structure.
1686 * cfgloop.c: Include pointer-set.h and output.h.
1687 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
1688 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
1689 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
1690 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
1691 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
1692 disambiguate_multiple_latches, get_loop_body_with_size,
1693 disambiguate_loops_with_multiple_latches): New functions.
1694 (flow_loop_dump): Dump multiple latch edges.
1695 (flow_loop_nodes_find): Handle loops with multiple latches.
1696 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
1697 (glb_enum_p): Modified.
1698 (get_loop_body): Use get_loop_body_with_size.
1699 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
1700 (AVOID_CFG_MODIFICATIONS): New constant.
1701 (disambiguate_loops_with_multiple_latches, add_loop,
1702 get_loop_body_with_size): Declare.
1703 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
1705 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
1708 * global.c (compute_regsets): New function.
1709 (global_alloc): Refactored ELIMINABLE_REGSET
1710 and NO_GLOBAL_ALLOC_REGS computation out.
1711 (rest_of_handle_global_alloc): Call compute_regsets()
1712 for non-optimizing case.
1714 2007-02-06 Richard Henderson <rth@redhat.com>
1716 * config/i386/constraints.md (Y2): Rename from Y.
1717 (Yi): New constraint.
1718 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
1719 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
1720 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
1721 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
1722 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
1723 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
1724 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
1725 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
1726 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
1727 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
1728 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
1729 vec_extractv2si_1): Change Y constraints to Y2.
1730 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
1731 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
1732 Change Y constraints to Y2.
1733 (sse2_loadld): Change Y constraints to x.
1735 2007-02-06 Roger Sayle <roger@eyesopen.com>
1737 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
1738 (parity<mode>2): New define_expand using rs6000_emit_parity.
1739 * config/rs6000/rs6000.c (rs6000_emit_popcount,
1740 rs6000_emit_parity): New functions.
1741 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
1742 rs6000_emit_parity): Prototype here.
1744 2007-02-06 Ian Lance Taylor <iant@google.com>
1746 * lower-subreg.c (simple_move_operand): Reject CONST.
1747 (resolve_clobber): Call validate_change rather than directly
1748 assigning to XEXP (pat, 0).
1750 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1752 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
1753 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
1754 (tree-cfg.o): Remove hashtab.h dependency.
1756 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
1757 (struct ivopts_data): Change niters to pointer_map_t.
1758 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
1759 (niter_for_exit): Create pointer_map on demand. Change for
1761 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
1762 (free_loop_data): Destroy data->niters if created and reset field.
1763 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
1764 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
1766 * tree-ssa-reassoc.c: Include pointer-set.h.
1767 (bb_rank): Change to long *.
1768 (operand_rank): Change to pointer_map_t.
1769 (find_operand_rank): Return long, -1 if not found. Declare as inline.
1770 (insert_operand_rank): Accept long.
1771 (operand_entry_hash, operand_entry_eq): Remove.
1772 (get_rank): Return long. Adjust for changes above.
1773 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
1775 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
1777 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
1778 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
1779 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
1781 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
1782 directly since it cannot be NULL.
1783 (get_vi_for_tree): Rewrite for pointer_map API.
1784 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
1785 (init_alias_vars): Create vi_for_tree as pointer_map.
1786 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
1788 * tree-cfg.c: Don't include hashtab.h.
1789 (edge_to_cases): Declare as pointer_map.
1790 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
1792 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
1793 (start_recording_case_labels): Create edge_to_cases as pointer_map.
1794 (end_recoding_case_labels): Cleanup edge_to_cases manually before
1796 (record_switch_edge): Delete.
1797 (get_cases_for_edge): Adjust for pointer_map API, inline
1798 record_switch_edge (rewritten for new API), remove goto.
1800 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1802 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
1803 * tree-nested.c: Include pointer-set.h.
1804 (var_map_elt, var_map_eq, var_map_hash): Delete.
1805 (struct nesting_info): Remove GTY marker. Change the two htab_t's
1807 (nesting_info_bitmap_obstack): New.
1808 (lookup_field_for_decl): Adjust for pointer_map API.
1809 (lookup_tramp_for_decl): Adjust for pointer_map API.
1810 (get_nonlocal_debug_decl): Adjust for pointer_map API.
1811 (get_local_debug_decl): Adjust for pointer_map API.
1812 (convert_nl_goto_reference): Adjust for pointer_map API.
1813 (convert_nl_goto_receiver): Adjust for pointer_map API.
1814 (create_nesting_tree): Create outside GGC space. Create bitmap on
1815 the new obstack. Create field_map and var_map as pointer_maps.
1816 (free_nesting_tree): Adjust for changes to create_nesting_tree.
1818 (lower_nested_functions): Move root here, no need to NULL it.
1819 Initialize and release the obstack.
1821 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
1823 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
1824 Remove prototypes and make them non-static.
1825 (struct tree_int_map): Remove.
1826 * tree.h (struct tree_int_map): Move here, turning TO into an
1828 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
1830 * tree.h (TREE_COMPLEXITY): Remove.
1831 (struct tree_exp): Remove complexity field.
1832 * tree.c (build1_stat): Don't set it.
1834 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
1835 Victor Kaplansky <victork@il.ibm.com>
1837 * tree-vectorizer.c (vect_is_simple_use): Support induction.
1838 (vect_is_simple_reduction): Support reduction with induction as
1839 one of the operands.
1840 (vect_is_simple_iv_evolution): Fix formatting.
1841 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
1842 formatting. Don't mark induction phis for vectorization.
1843 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
1844 * tree-vect-transform.c (get_initial_def_for_induction): New function.
1845 (vect_get_vec_def_for_operand): Support induction.
1846 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
1848 (vectorizable_reduction): Support reduction with induction as one of
1850 (vectorizable_type_demotion): Use def-type of stmt argument rather
1851 than dummy def-type.
1853 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
1854 flag_tree_scev_cprop.
1855 * common.opt (tree-scev-cprop): New flag.
1857 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
1858 call to vect_get_new_vect_var.
1860 2007-02-06 Ira Rosen <irar@il.ibm.com>
1862 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
1863 vectype is not NULL.
1864 (vect_pattern_recog_1): Likewise.
1866 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1868 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
1869 (fold_negate_expr): Likewise.
1871 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
1874 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
1875 even if cv-qualification is the same.
1877 2007-02-05 Geoffrey Keating <geoffk@apple.com>
1879 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
1880 __enable_execute_stack on completion.
1882 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1884 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
1885 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
1886 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
1887 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
1888 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
1889 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
1890 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
1891 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
1893 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1895 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
1896 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
1897 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
1898 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
1899 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
1900 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
1901 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
1902 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
1903 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
1904 umuldi3_highpart_rex64, umulsi3_highpart_insn,
1905 umulsi3_highpart_zext, smuldi3_highpart_rex64,
1906 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
1907 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
1908 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
1909 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
1910 sqrtextenddfxf2_i387): Added amdfam10_decode.
1912 * config/i386/athlon.md (athlon_idirect_amdfam10,
1913 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
1914 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
1915 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
1916 athlon_ivector_store_amdfam10): New define_insn_reservation.
1917 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
1920 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1922 * config/i386/athlon.md (athlon_call_amdfam10,
1923 athlon_pop_amdfam10, athlon_lea_amdfam10): New
1924 define_insn_reservation.
1925 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
1926 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
1927 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
1929 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1931 * config/i386/athlon.md (athlon_sseld_amdfam10,
1932 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
1933 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
1935 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1937 * config/i386/athlon.md (athlon_sseins_amdfam10): New
1938 define_insn_reservation.
1939 * config/i386/i386.md (sseins): Added sseins to define_attr type
1940 and define_attr unit.
1941 * config/i386/sse.md: Set type attribute to sseins for insertq
1944 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1946 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
1947 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
1948 ssecomi_load_amdfam10, ssecomi_amdfam10,
1949 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
1950 define_insn_reservation.
1951 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
1953 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1955 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
1956 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
1957 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
1958 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
1959 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
1960 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
1961 define_insn_reservation.
1963 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
1964 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
1965 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
1966 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
1967 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
1969 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1971 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
1972 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
1973 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
1974 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
1975 athlon_ssemul_load_k8): Added amdfam10.
1977 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1979 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
1980 (x86_sse_unaligned_move_optimal): New variable.
1982 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
1984 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
1985 for unaligned vector SSE double/single precision loads for AMDFAM10.
1987 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1989 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
1990 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
1991 Define TARGET_CPU_DEFAULT_amdfam10.
1992 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
1993 (processor_type): Add PROCESSOR_AMDFAM10.
1995 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
1996 processor_type in config/i386/i386.h.
1997 Enable imul peepholes for TARGET_AMDFAM10.
1999 * config.gcc: Add support for --with-cpu option for amdfam10.
2001 * config/i386/i386.c (amdfam10_cost): New variable.
2002 (m_AMDFAM10): New macro.
2003 (m_ATHLON_K8_AMDFAM10): New macro.
2004 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2005 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2006 x86_promote_QImode, x86_integer_DFmode_moves,
2007 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2008 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2009 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2010 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2011 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2012 Enable/disable for amdfam10.
2013 (override_options): Add amdfam10_cost to processor_target_table.
2014 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2015 processor_alias_table.
2016 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2017 (ix86_adjust_cost): Add code for amdfam10.
2019 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2021 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2022 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2023 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2024 * config/i386/i386.h: Add builtin definition for SSE4A.
2025 * config/i386/i386.md: Add support for ABM instructions
2027 * config/i386/sse.md: Add support for SSE4A instructions
2028 (movntss, movntsd, extrq, insertq).
2029 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2030 Add -march=amdfam10 flag.
2031 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2032 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2034 * doc/extend.texi: Add documentation for SSE4A builtins.
2036 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2038 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2040 2007-02-05 Richard Guenther <rguenther@suse.de>
2042 * tree-vectorizer.h (vectorizable_function): Add argument type
2043 argument, change return type.
2044 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2045 * tree-vect-transform.c (vectorizable_function): Handle extra
2046 argument, return vectorized function decl.
2047 (build_vectorized_function_call): Remove.
2048 (vectorizable_call): Handle calls with result and argument types
2049 differing. Handle loop vectorization factor correctly.
2050 * targhooks.c (default_builtin_vectorized_function): Adjust for
2052 * targhooks.h (default_builtin_vectorized_function): Likewise.
2053 * target.h (builtin_vectorized_function): Add argument type
2055 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2056 extra argument, allow vectorizing of lrintf.
2057 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2058 documentation of target hook.
2060 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2063 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2064 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2065 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2067 2007-02-05 Roger Sayle <roger@eyesopen.com>
2069 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2070 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2071 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2072 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2073 before canonicalizing sincos to cexpi.
2074 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2076 2007-02-05 Roger Sayle <roger@eyesopen.com>
2078 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2079 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2080 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2082 2007-02-05 Roger Sayle <roger@eyesopen.com>
2084 * mips-tfile.c (initialize_init_file): Correct endianness test.
2086 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2088 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2091 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2093 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2094 saves in a PARALLEL before the register assignments.
2096 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2098 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2099 DWARF_FRAME_RETURN_COLUMN to be a general register.
2100 * dwarf2out.c (init_return_column_size): New function, split from...
2101 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2102 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2103 to be nongeneral registers.
2104 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2106 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2107 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2109 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2111 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2113 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2115 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2116 (remove_path): Use can_remove_branch_p and remove_branch instead
2117 of loop_delete_branch_edge.
2118 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2119 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2120 Update profile using scale_dominated_blocks_in_loop.
2121 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2122 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2123 (can_remove_branch_p, remove_branch): Declare.
2124 * tree-cfg.c (tree_can_remove_branch_p): New function.
2125 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2126 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2127 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2129 2007-02-05 Jan Hubicka <jh@suse.cz>
2132 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2133 nodes in cgraph, don't remove offline copy of the function.
2135 2007-02-04 Jan Hubicka <jh@suse.cz>
2137 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2138 vectors might cause maybe_lookup_element_for_expr to be called
2139 on non-sra-candidate.
2141 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2143 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2144 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2145 spelling conventions.
2147 2007-02-04 Richard Guenther <rguenther@suse.de>
2150 * fold-const.c (try_move_mult_to_index): Make sure to not
2151 overflow one dimension of a multi-dimensional array access.
2153 2007-02-04 Jan Hubicka <jh@suse.cz>
2155 * passes.c (init_optimization_passes): Reindent.
2157 2007-02-04 Jan Hubicka <jh@suse.cz>
2158 Eric Botcazou <ebotcazou@adacore.com>
2160 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2161 (execute_fixup_cfg): Break out the abnormal goto code.
2162 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2163 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2164 (optimize_inline_calls): Call make_nonlocal_label_edges.
2166 2007-02-04 Jan Hubicka <jh@suse.cz>
2168 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2169 true when something was changed.
2170 (rename_ssa_copies): When something was changed, do
2171 TODO_remove_unused_locals.
2172 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2173 add TODO_remove_unused_locals when instruction was removed.
2175 2007-02-04 Jan Hubicka <jh@suse.cz>
2177 * ipa-inline.c (try_inline): Improve debug output; work on already
2179 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2180 call try_inline for already inlined edges too when flattening;
2181 inline also functions that make callee growth but overall unit size
2184 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2186 * config/m32c/bitops.md, config/m32c/jump.md,
2187 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2188 config/m32r/m32r.h, config/m32r/m32r.md,
2189 config/m32r/predicates.md, config/m68hc11/larith.asm,
2190 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2191 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2192 config/mips/mips-protos.h, config/mips/mips.c,
2193 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2194 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2195 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2196 spelling conventions.
2198 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2199 Follow spelling conventions.
2201 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2203 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2204 warn about C++0x compatibility.
2206 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2208 * config/h8300/h8300.c, config/h8300/h8300.h,
2209 config/h8300/h8300.md: Follow spelling conventions.
2211 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2214 * combine.c (try_combine): Do not substitute source operand
2215 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2217 2007-02-03 Jan Hubicka <jh@suse.cz>
2219 PR gcov-profile/30650
2220 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2221 do not divide by zero for never executed counters.
2222 (tree_find_values_to_profile): Fix counters.
2223 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2225 2007-02-03 Ian Lance Taylor <iant@google.com>
2227 * lower-subreg.c (simple_move_operand): New static function,
2228 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2230 (simple_move): Call simple_move_operand.
2231 (find_decomposable_subregs): Add special handling of MEMs.
2232 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2233 meaning of return value. If we see a hard register, test whether
2234 it can store a word_mode value. Change all callers.
2236 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2238 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2239 ftrapv insns and expanders.
2240 (subdi3): Change define_expand operand 1 to arith11_operand, and
2241 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2242 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2243 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2247 * varasm.c (notice_global_symbol): Treat global objects as weak when
2250 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2252 * emit-rtl.c (dconstpi): Delete.
2254 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2255 * real.h (dconstpi): Delete.
2257 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2258 (fold_builtin_hypot): Likewise.
2260 2007-02-03 Tom Tromey <tromey@redhat.com>
2263 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2264 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2266 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2268 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2269 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2270 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2271 config/rs6000/cell.md, config/rs6000/darwin.h,
2272 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2273 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2274 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2275 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2276 typos. Follow spelling conventions.
2277 * doc/invoke.texi: Follow spelling conventions.
2279 2007-02-03 Roger Sayle <roger@eyesopen.com>
2281 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2282 canonicalization transformations that attempt to simplify integer
2283 constant comparisons to become comparisons against zero.
2285 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2287 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2289 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2290 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2292 2007-02-02 Mike Stump <mrs@apple.com>
2294 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2295 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2296 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2297 generate a branch island.
2299 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2301 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2302 (xtensa_legitimate_address_p): New.
2303 (xtensa_legitimize_address): New.
2304 (xtensa_output_addr_const_extra): New.
2305 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2307 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2308 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2309 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2310 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2311 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2312 (xtensa_legitimize_address): New.
2313 (xtensa_output_addr_const_extra): New.
2315 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2317 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2319 2007-02-02 Ian Lance Taylor <iant@google.com>
2321 * expmed.c (expand_divmod): Add comment.
2323 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2325 * emit-rtl.c (renumber_insns): Remove.
2326 * flags.h: Remove the extern for flag_renumber_insns.
2327 * rtl.h: Remove the prototype for renumber_insns.
2328 * toplev.c (flag_renumber_insns): Remove.
2330 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2332 Revert for x86 darwin:
2333 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2335 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2336 code before the following patch under TARGET_MACHO.
2337 (ix86_function_value_regno_p): Likewise.
2339 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2341 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2344 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2347 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2348 general or fp registers. Add comments.
2349 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2351 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2353 * pointer-set.c (insert_aux): Only return insertion slot.
2354 (pointer_set_insert): Adjust.
2355 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2356 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2357 pointer_map_traverse): New.
2358 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2359 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2360 pointer_map_contains, pointer_map_traverse): Declare.
2362 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2365 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2366 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2368 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2370 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2372 (struct _dep): New type.
2373 (dep_t): New typedef.
2374 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2375 (DEP_STATUS): New access macro. The macro with the same name was
2376 renamed to DEP_LINK_STATUS.
2377 (dep_init): Declare function
2379 (struct _dep_link): New type.
2380 (dep_link_t): New typedef.
2381 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2382 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2383 (DEP_LINK_STATUS): New macro.
2384 (debug_dep_links): New debug function.
2386 (struct _deps_list): New type.
2387 (deps_list_t): New typedef.
2388 (DEPS_LIST_FIRST): New access macro.
2389 (FOR_EACH_DEP_LINK): New cycle macro.
2390 (create_deps_list, free_deps_list, delete_deps_list): Declare
2392 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2393 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2394 (copy_deps_list_change_con): Ditto.
2396 (move_dep_link): Declare function.
2398 (struct _dep_node): New type.
2399 (dep_node_t): New typedef.
2400 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2402 (struct haifa_insn_data.back_deps): New field to hold backward
2403 dependencies of the insn.
2404 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2406 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2407 Change its type to deps_list_t.
2408 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2409 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2410 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2412 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2414 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2416 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2418 (dep_cost): Declare.
2420 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2421 (ds_to_dk, dk_to_ds): New functions.
2423 (init_dep_1): New static function.
2424 (init_dep): New function.
2425 (copy_dep): New static function.
2427 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2429 (detach_dep_link): New static function.
2430 (move_dep_link): New function.
2432 (dep_links_consistent_p, dump_dep_links): New static functions.
2433 (debug_dep_links): New debugging function.
2435 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2437 (alloc_deps_list, init_deps_list): New static functions.
2438 (create_deps_list): New function.
2439 (clear_deps_list): New static function.
2440 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2441 (deps_list_consistent_p, dump_deps_list): New static functions.
2442 (debug_deps_list): New function.
2443 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2445 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2447 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2448 use new scheduler dependencies lists.
2449 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2450 (sched_analyze): Ditto. Initialize dependencies lists.
2451 (add_forw_dep, compute_forward_dependences): Update to use new
2452 scheduler dependencies lists.
2454 (init_dependency_caches): Init deps_obstack.
2455 (free_dependency_caches): Free deps_obstack.
2457 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2458 new scheduler dependencies lists.
2459 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2460 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2462 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2463 Update to use new scheduler dependencies lists.
2464 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2465 (debug_dependencies): Ditto.
2466 (schedule_region): Update comments.
2468 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2469 scheduler dependencies lists.
2470 (schedule_ebb): Update comments.
2472 * rtl.def (DEPS_LIST): Remove.
2474 * lists.c (unused_deps_list): Remove.
2475 (free_list): Update assertions.
2477 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2478 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2480 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2481 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2483 * haifa-sched.c (comments): Update.
2484 (insn_cost1): Remove. Inline the code into insn_cost ().
2485 (insn_cost): Update to use new scheduler dependencies lists. Move
2486 processing of the dependency cost to dep_cost ().
2487 (dep_cost): New function. Use it instead of insn_cost () when
2488 evaluating cost of the dependency. Use compatible interface to
2489 interact with the target.
2490 (priority): Update to use new scheduler dependencies lists.
2491 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2492 with greater number of insns that depend on the insn.
2493 (schedule_insn): Update to use new scheduler dependencies lists. Add
2494 code to free backward dependencies lists. Inline and optimize code
2495 from resolve_dep () - see PR28071.
2496 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2497 lists. Update call to targetm.sched.is_costly_dependence hook.
2499 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2500 scheduler dependencies lists.
2502 (resolve_dep): Remove. Move the logic to schedule_insn ().
2503 (init_h_i_d): Initialize dependencies lists.
2505 (process_insn_depend_be_in_spec): Rename to
2506 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2508 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2509 Update to use new scheduler dependencies lists.
2510 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2512 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2513 new scheduler dependencies lists.
2514 (build_intra_loop_deps): Ditto.
2516 * target.h (struct _dep): Declare to use in
2517 gcc_target.sched.is_costly_dependence.
2518 (struct gcc_target.sched.adjust_cost): Fix typo.
2519 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2520 single dep_t parameter instead of an equivalent triad.
2521 (struct gcc_target.sched.adjust_cost_2): Remove.
2523 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2525 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2527 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2529 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2531 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2532 (REG_DEP_TRUE): Document.
2534 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2535 Change signature to correspond to the targetm.sched.adjust_cost hook.
2536 Update use in TARGET_SCHED_ADJUST_COST_2.
2537 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2538 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2539 new scheduler dependencies lists.
2540 (ia64_gen_check): Ditto.
2542 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2545 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2546 signature to correspond to the targetm.sched.is_costly_dependence hook.
2547 (is_costly_group): Update to use new scheduler dependencies lists.
2549 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
2550 instead of INSN_COST () macro.
2552 2007-02-01 Ian Lance Taylor <iant@google.com>
2554 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
2556 2007-02-01 Guy Martin <gmsoft@gentoo.org>
2558 * pa.md (tp_load): Correct mfctl instruction syntax.
2560 2007-02-01 Geoffrey Keating <geoffk@apple.com>
2562 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
2563 altivec_padding_size calculation on AIX. Improve comment, add
2564 assert to verify that it's right.
2566 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
2569 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
2572 * global.c (global_alloc): Add mising initialization of
2575 2007-02-01 Roger Sayle <roger@eyesopen.com>
2577 * alias.c (init_alias_analysis): Correct whitespace.
2578 * bb-reorder.c (fix_edges_for_rarely_executed_code,
2579 partition_hot_cold_basic_blocks): Likewise.
2580 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2581 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
2582 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2583 fold_builtin_snprintf_chk, fold_builtin_printf,
2584 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
2585 do_mpfr_arg3, do_mpfr_sincos): Likewise.
2586 * cfgcleanup.c (cleanup_cfg): Likewise.
2587 * cfgexpand.c (tree_expand_cfg): Likewise.
2588 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
2589 * function.c (get_next_funcdef_no): Likewise.
2590 * gengtype.c (main): Likewise.
2591 * genmodes.c (main): Likewise.
2592 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
2593 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
2594 * ifcvt.c (noce_emit_move_insn): Likewise.
2595 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
2597 * stor-layout.c (get_best_mode): Likewise.
2598 * tree-ssa-loop-niter.c (get_val_for): Likewise.
2599 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
2600 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
2601 perform_var_substitution, solve_graph): Likewise.
2602 * tree-vrp.c (vrp_finalize): Likewise.
2604 2007-02-01 Ian Lance Taylor <iant@google.com>
2606 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
2607 high part of a paradoxical subreg, return a constant zero.
2609 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
2611 * toplev.c (lang_dependent_init): Call init_set_costs.
2612 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
2614 2007-02-01 Richard Guenther <rguenther@suse.de>
2617 * fold-const.c (fold_negate_expr): Allow negating a
2618 constant if overflow does not change.
2620 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2622 * doc/c-tree.texi (Expression trees): Improve markup.
2623 * doc/tm.texi (Register Classes, Addressing Modes)
2624 (Floating Point): Fix spacing after abbreviations. Fix some
2627 2007-02-01 Ben Elliston <bje@au.ibm.com>
2629 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
2630 * doc/contrib.texi: Likewise.
2631 * doc/install.texi: Likewise.
2633 2007-01-31 Richard Henderson <rth@redhat.com>
2634 Ian Lance Taylor <iant@google.com>
2636 * lower-subreg.c: New file.
2637 * rtl.def (CONCATN): Define.
2638 * passes.c (init_optimization_passes): Add pass_lower_subreg and
2640 * emit-rtl.c (update_reg_offset): New static function, broken out
2641 of gen_rtx_REG_offset.
2642 (gen_rtx_REG_offset): Call update_reg_offset.
2643 (gen_reg_rtx_offset): New function.
2644 * regclass.c: Revert patch of 2006-03-05, restoring
2646 (clear_reg_info_regno): New function.
2647 * dwarf2out.c (concatn_loc_descriptor): New static function.
2648 (loc_descriptor): Handle CONCATN.
2649 * common.opt (fsplit_wide_types): New option.
2650 * opts.c (decode_options): Set flag_split_wide_types when
2652 * timevar.def (TV_LOWER_SUBREG): Define.
2653 * rtl.h (gen_reg_rtx_offset): Declare.
2654 (reg_scan_update): Declare.
2655 * regs.h (clear_reg_info_regno): Declare.
2656 * tree-pass.h (pass_lower_subreg): Declare.
2657 (pass_lower_subreg2): Declare.
2658 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
2659 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
2661 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
2662 * Makefile.in (OBJS-common): Add lower-subreg.o.
2663 (lower-subreg.o): New target.
2665 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2667 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
2669 2007-01-31 Anatoly Sokolov <aesok@post.ru>
2672 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
2674 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2677 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
2679 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
2681 * cfgloop.h: Include vec-prim.h.
2682 (enum li_flags): Remove LI_ONLY_OLD.
2683 (loop_iterator): Changed.
2684 (fel_next, fel_init): Iterate over loop tree.
2685 (FOR_EACH_LOOP_BREAK): New macro.
2686 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
2688 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
2689 * modulo-sched.c (sms_schedule): Ditto.
2690 * tree-vectorizer.c (vectorize_loops): Ditto.
2691 * doc/loop.texi: Update information on loop numbering and behavior of
2692 FOR_EACH_LOOP wrto new loops.
2693 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
2694 add_to_evolution_1): Test nestedness of loops instead of comparing
2696 * tree-chrec.c (chrec_fold_plus_poly_poly,
2697 chrec_fold_multiply_poly_poly, chrec_evaluate,
2698 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
2699 reset_evolution_in_loop): Ditto.
2700 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
2702 2007-01-31 Dirk Mueller <dmueller@suse.de>
2704 * c-common.c (warn_about_parentheses): Separate warning about
2705 un-parenthized sequence of comparison operators from the one
2706 which is supposed to warn about x <= y <= z.
2708 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
2710 * optabs.h (enum optab_index): Add new OTI_isinf.
2711 (isinf_optab): Define corresponding macro.
2712 * optabs.c (init_optabs): Initialize isinf_optab.
2713 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
2715 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
2716 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
2718 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
2719 expand_builtin_interclass_mathfn.
2720 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
2721 * config/i386/i386.md (UNSPEC_FXAM): New constant.
2722 (fxam<mode>2_i387): New insn pattern.
2723 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
2724 built-in functions as x87 inline asm.
2726 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2728 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
2730 2007-01-30 Eric Christopher <echristo@apple.com>
2732 * config.gcc: Add geode.
2734 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2736 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
2737 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
2738 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
2739 value-prof.c: Fix comment typos.
2741 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2744 * doc/invoke.texi (Wpointer-arith): Document warning.
2746 2007-01-30 Janis Johnson <janis187@us.ibm.com>
2748 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
2749 the list of discrepancies from the draft TR.
2751 2007-01-30 Dirk Mueller <dmueller@suse.de>
2754 * doc/invoke.texi (-Wreturn-type): Update description to
2757 2007-01-30 Richard Sandiford <richard@codesourcery.com>
2759 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
2761 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
2763 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
2764 to handle optabs that operate on floating point input argument and
2765 output to integer output.
2766 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
2767 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
2768 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
2769 expand_builtin_interclass_mathfn ().
2770 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
2772 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
2773 ilogbl built-in functions as x87 intrinsics.
2775 2007-01-30 Richard Guenther <rguenther@suse.de>
2778 * dwarf2out.c (reference_to_unused): Query varpool if the
2779 variable was output.
2781 2007-01-30 Richard Guenther <rguenther@suse.de>
2784 * passes.c (execute_one_pass): Reset in_gimple_form to not
2785 confuse non-unit-at-a-time mode.
2787 2007-01-29 Roger Sayle <roger@eyesopen.com>
2788 Richard Guenther <rguenther@suse.de>
2790 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
2791 avoid undefined behaviour on overflow. Use force_fit_type_double
2792 to construct the constant with the specified TREE_OVERFLOW.
2794 2007-01-29 Janis Johnson <janis187@us.ibm.com>
2796 * config/dfp-bit.c: Add parameterized support for fp exceptions.
2797 * config/dfp-bit.h: Ditto.
2799 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2801 * c-decl.c (pop_scope): Replace warnings with call to
2802 warn_for_unused_label.
2803 * c-common.h (warn_for_unused_label): Declare.
2804 * c-common.c (warn_for_unused_label): Define.
2806 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2808 * tree-optimize.c (update_inlined_to_pointers): Delete unused
2811 2007-01-29 Janis Johnson <janis187@us.ibm.com>
2813 * Makefile.in (USER_H): Remove decfloat.h.
2814 * ginclude/decfloat.h: Delete, moving contents to ...
2815 * ginclude/float.h: Add support for decimal floating point,
2816 guarded by __STDC_WANT_DEC_FP__.
2818 2007-01-29 Mike Stump <mrs@apple.com>
2820 * doc/gccint.texi (Top): Rename Loop Representation to Loop
2821 Analysis and Representation to resolve case insensitive conflict.
2822 * doc/loop.texi (Loop Analysis and Representation): Likewise.
2824 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
2826 * tree.h (struct tree_memory_tag): Add aliases member.
2827 (MTAG_ALIASES): New macro.
2828 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
2829 (add_may_alias): Remove pointer-set. Update for may_aliases being
2831 (mark_aliases_call_clobbered): Update for may_aliases being a
2833 (compute_tag_properties): Ditto.
2834 (create_partition_for): Ditto.
2835 (compute_memory_partitions): Ditto.
2836 (dump_may_aliases_for): Ditto.
2837 (is_aliased_with): Ditto.
2838 (add_may_alias_for_new_tag): Ditto.
2839 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
2840 (compute_is_aliased): New function.
2841 (compute_may_aliases): Call compute_is_aliased).
2842 (init_alias_info): Initialize alias_bitmap_obstack.
2843 (union_alias_set_into): New function.
2844 (compute_flow_sensitive_aliasing): Use union_aliases_into.
2845 (have_common_aliases_p): Rewrite to take two bitmaps and use
2847 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
2849 (finalize_ref_all_pointers): Update for add_may_alias changes.
2850 (new_type_alias): Ditto.
2851 * tree-flow-inline.h (may_aliases): Return a bitmap.
2852 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
2853 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
2854 may_aliases being a bitmap.
2855 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
2856 may_aliases now returns a bitmap.
2857 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
2859 * tree-ssa-operands.c (add_virtual_operand): Update for
2860 may_aliases being a bitmap.
2862 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
2864 PR tree-optimization/30630
2865 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
2866 variable as changed.
2868 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
2871 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
2872 expanded only once even if an error occurs.
2874 2007-01-29 Ben Elliston <bje@au.ibm.com>
2876 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
2877 (__gcov_average_profiler): Likewise.
2878 (__gcov_ior_profiler): Likewise.
2879 (__gcov_merge_ior): Likewise.
2881 2007-01-28 Jan Hubicka <jh@suse.cz>
2883 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
2884 * value-prof.c (stringop_block_profile): Likewise.
2886 2007-01-28 Jan Hubicka <jh@suse.cz>
2888 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
2889 variant handling histograms; add wrapper.
2890 (clear_storage_via_libcall): Export.
2891 (emit_block_move_hints): Break out from ...; add histograms.
2892 (emit_block_move): ... this one.
2893 (clear_storage_hints): Break out from ...; add histograms.
2894 (clear_storage): ... this one.
2895 (set_storage_via_memset): Handle histogram.
2896 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
2897 (clear_storage_hints, clear_storage_via_libcall): Declare.
2898 (set_storage_via_setmem): Update prototype.
2899 * doc/md.texi (movmem, setmem): Document new arguments.
2901 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
2903 (stringop_block_profile): New global function.
2904 (tree_stringops_values_to_profile): Profile block size and alignment.
2905 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
2907 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
2908 (stringop_block_profile): Declare.
2909 * builtins.c: Include value-prof.h.
2910 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
2911 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
2912 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
2913 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
2914 * profile.c (instrument_values): Add new counters.
2915 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
2917 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
2918 (tree_init_edge_profiler): Build new profilers.
2919 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
2920 (pass_tree_profile): Add dump.
2921 (tree_profile_hooks): Update.
2922 * Makefile.in (LIBGCOV): Add new constants.
2923 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
2924 __gcov_ior_profiler): New.
2925 * i386.md (movmem/setmem expanders): Add new optional arguments.
2927 2007-01-28 David Edelsohn <edelsohn@gnu.org>
2929 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
2931 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
2933 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
2934 (tree_unswitch_single_loop): Pass eni_size_weights to
2935 tree_num_loop_insns.
2936 * tree-ssa-loop-manip.c: Include tree-inline.h.
2937 (can_unroll_loop_p): Pass eni_size_weights to
2938 tree_num_loop_insns.
2939 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
2940 Pass eni_size_weights to estimate_num_insns.
2941 * tree.h (init_inline_once): Export.
2942 * toplev.c (backend_init): Call init_inline_once.
2943 * cgraphunit.c (cgraph_process_new_functions,
2944 cgraph_analyze_function): Pass eni_inlining_weights to
2946 * ipa-inline.c (compute_inline_parameters): Ditto.
2947 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
2948 to estimate_num_insns.
2949 (try_unroll_loop_completely): Pass eni_size_weights to
2950 tree_num_loop_insns.
2951 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
2952 ot estimate_num_insns.
2953 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
2954 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
2955 * tree-inline.c (eni_inlining_weights, eni_size_weights,
2956 eni_time_weights): New variables.
2957 (init_inline_once): Initialize them.
2958 (struct eni_data): Mew.
2959 (estimate_num_insns_1, estimate_num_insns): Use weights.
2960 * tree-inline.h (struct eni_weights_d): New.
2961 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
2962 (estimate_num_insns): Declaration changed.
2963 * cfgloop.h (tree_num_loop_insns): Declaration changed.
2964 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
2965 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
2967 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
2969 * tree-data-ref.c (conflict_fn): Assert that the number of affine
2970 relations in the conflict function is valid.
2972 2007-01-27 Ian Lance Taylor <iant@google.com>
2974 * common.opt: Add fstrict-overflow.
2975 * opts.c (decode_options): Set flag_strict_overflow if -O2.
2976 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
2977 (TYPE_OVERFLOW_UNDEFINED): Define.
2978 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
2980 * tree.h (TYPE_TRAP_SIGNED): Don't define.
2981 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
2982 (fold_negate_expr): Likewise.
2983 (make_range): Likewise.
2984 (extract_muldiv_1): Likewise.
2985 (maybe_canonicalize_comparison): Likewise.
2986 (fold_comparison): Likewise.
2987 (fold_binary): Likewise.
2988 (tree_expr_nonnegative_p): Likewise.
2989 (tree_expr_nonzero_p): Likewise.
2990 * tree-vrp.c (compare_values): Likewise.
2991 (extract_range_from_binary_expr): Likewise.
2992 (extract_range_from_unary_expr): Likewise.
2993 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
2995 (nowrap_type_p): Likewise.
2996 * tree-scalar-evolution.c (simple_iv): Likewise.
2997 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
2998 (build_range_check): Likewise.
2999 (extract_muldiv_1): Likewise.
3000 (fold_comparison): Likewise.
3001 * tree-vrp.c (vrp_int_const_binop): Likewise.
3002 (extract_range_from_unary_expr): Likewise.
3003 * convert.c (convert_to_integer): Likewise.
3004 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3005 (fold_comparison): Likewise.
3006 (fold_binary): Likewise.
3007 * optabs.c (optab_for_tree_code): Likewise.
3008 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3009 * simplify-rtx.c (simplify_const_relational_operation): Check
3010 flag_strict_overflow and flag_trapv.
3011 (simplify_const_relational_operation): Likewise.
3012 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3013 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3016 2007-01-27 Roger Sayle <roger@eyesopen.com>
3018 * tree.c (tree_fold_gcd): Delete.
3019 * tree.h (tree_fold_gcd): Remove prototype.
3020 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3021 test whether one constant integer is a multiple of another. Instead
3022 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3023 * fold-const.c (multiple_of_p): We've determined both TOP and
3024 BOTTOM are integer constants so we can call int_const_binop directly
3025 instead of the more generic const_binop.
3027 2007-01-27 Roger Sayle <roger@eyesopen.com>
3029 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3030 1*X check that the constant hasn't overflowed, to preserve the
3032 (round_up): Provide an efficient implementation when rouding-up an
3033 INTEGER_CST to a power-of-two.
3035 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3037 * doc/sourcebuild.texi: Add comma for clarity.
3038 * doc/extend.texi: Fix some typos.
3039 * doc/passes.texi: Likewise.
3040 * doc/cppinternals.texi: Likewise.
3041 * doc/c-tree.texi: Likewise.
3042 * doc/tree-ssa.texi: Likewise.
3043 * doc/install.texi: Likewise.
3045 2007-01-27 Jan Hubicka <jh@suse.cz>
3047 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3048 (pass_sra): Do not require alias information.
3049 * passes.c (init_optimization_passes): Add SRA
3051 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3053 * tracer.c (rest_of_handle_tracer): We already cleaned
3054 up the CFG in tracer() so don't do it here again.
3055 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3056 cleanup_cfg here, either. And don't call renumber_insns.
3058 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3059 and BB_HEAD are in the insn stream here. Instead make sure
3060 that BB_INSN is valid on all insns. Also, do check here that
3061 there are no pending branch predictions...
3062 (rtl_verify_flow_info): ...instead of doing it here. Checks
3063 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3066 2007-01-26 Roger Sayle <roger@eyesopen.com>
3068 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3069 function to simplify/factorize operand order canonicalization.
3070 (ix86_fixup_binary_operands): Reorganize using the above function.
3071 (ix86_binary_operator_ok): Likewise.
3073 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3075 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3076 file scope from optimize_attrs.
3077 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3079 (optimize_attrs): Clear insn_code_values after freeing it.
3081 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3083 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3084 a parts.base assignment.
3086 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3088 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3089 (compute_subscript_distance, initialize_data_dependence_relation,
3090 finalize_ddr_dependent, analyze_ziv_subscript,
3091 analyze_siv_subscript_cst_affine,
3092 compute_overlap_steps_for_affine_univar,
3093 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3094 analyze_siv_subscript, analyze_miv_subscript,
3095 analyze_overlapping_iterations, subscript_dependence_tester_1,
3096 compute_self_dependence, free_dependence_relation): Work
3097 with affine_fn instead of chrecs.
3098 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3099 common_affine_function, affine_function_base,
3100 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3101 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3102 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3103 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3104 (all_chrecs_equal_p): Removed.
3105 * tree-data-ref.h (affine_fn, conflict_function): New types.
3106 (struct subscript): Change type of conflicting_iterations_in_a
3107 and conflicting_iterations_in_b.
3109 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3112 * config/pa/pa.h (TARGET_HPUX_11): New.
3113 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3114 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3116 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3117 Richard Guenther <rguenther@suse.de>
3119 * tree-ssa-structalias.c (solve_graph): Handle case
3120 we merged the variable to another.
3122 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3124 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3127 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3128 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3130 2007-01-25 DJ Delorie <dj@redhat.com>
3132 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3133 allow changes to modes which don't fit in those registers.
3135 * reload1.c (choose_reload_regs): Check for invalid subregs before
3136 computing their locations, not after.
3138 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3141 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3142 save Altivec registers in an eh_return function.
3143 (compute_vrsave_mask): Likewise.
3144 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3145 for saving Altivec registers.
3146 (rs6000_emit_prologue): Don't allocate stack twice in
3147 eh_return function. Correct expected value of altivec_save_offset
3148 when using save_world. Describe save of R0 to stack when using
3149 save_world. Describe stack pointer adjustment when using
3150 save_world. Remove duplicated eh_return parameter register saving.
3151 Update sp_offset variable after save_world.
3152 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3154 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3155 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3158 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3160 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3162 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3165 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3166 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3168 2007-01-25 Richard Guenther <rguenther@suse.de>
3170 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3171 * common.opt (-Wcoverage-mismatch): New warning option.
3172 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3173 if -Wcoverage-mismatch is given.
3175 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3177 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3178 (ipcp_driver): Change to static definition.
3179 Add dumping of the ifunctions.
3180 (constant_val_insert): Remove unused parameter. Support for SSA.
3181 (ipcp_propagate_const): Support for SSA.
3182 (ipcp_profile_bb_print): Print only analyzed nodes.
3183 (ipcp_replace_map_create): Remove support for Fortran constant
3185 * ipa-prop.c (ipa_method_modify_stmt,
3186 ipa_callsite_compute_param): Support for SSA.
3187 * ipa-prop.h (ipcp_driver): Remove declaration.
3188 (IS_VALID_TREE_MAP_INDEX): Add define.
3190 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3192 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3194 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3197 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3198 constant argument to cabs and do it without checking for
3199 -funsafe-math-optimizations.
3201 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3203 * c-common.h (RID_FIRST_CXX0X): New.
3204 (RID_LAST_CXX0X): New.
3205 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3207 * c.opt (Wc++0x-compat): New.
3208 * doc/invoke.texi (-Wc++0x-compat): Document.
3210 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3212 * builtins.c (fold_builtin_carg): New.
3213 (fold_builtin_1): Use it.
3215 2007-01-24 Jan Hubicka <jh@suse.cz>
3217 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3219 * ipa-inline.c (initial_insns, max_insns): Delete.
3220 (compute_max_insns): New function.
3221 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3222 of insns as base for code growth.
3223 (cgraph_decide_inlining): Make initial_insns local; do not compute
3225 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3226 * doc/invoke.texi (inline-unit-growth): Update docs.
3228 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3230 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3231 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3232 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3233 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3234 for CPUs that have PTA_CX16 set.
3237 * gimplify.c (omp_check_private): New function.
3238 (gimplify_scan_omp_clauses): Use it for
3239 firstprivate/lastprivate/reduction.
3242 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3243 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3246 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3247 If lower_lastprivate_clauses emits some statements, append them
3248 to dlist rather than body_p and to body_p append an initializer.
3249 (lower_omp_for): Adjust caller.
3251 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3253 * target.h (globalize_decl_name): New.
3254 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3255 * output.h (default_globalize_decl_name): New.
3256 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3258 (globalize_decl): Ditto.
3259 (default_globalize_decl_name): New.
3260 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3261 (ia64_handle_version_id_attribute): New.
3262 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3263 (ia64_asm_output_external): Use globalize_decl_name instead
3265 * doc/extend.texi (version_id): New pragma.
3266 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3268 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3270 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3271 _uleb128_t and _Unwind_SWord with _sleb128_t.
3272 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3273 uw_frame_state_for, uw_update_context_1): Likewise.
3274 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3275 * unwind-pe.h (read_uleb128, read_sleb128,
3276 read_encoded_value_with_base): Likewise.
3277 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3279 2007-01-24 Richard Guenther <rguenther@suse.de>
3281 * builtins.c (expand_builtin_cexpi): Get the fndecl
3282 for cexp in the correct way.
3284 2007-01-24 Jan Hubicka <jh@suse.cz>
3286 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3288 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3290 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3291 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3292 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3293 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3294 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3295 __SIZEOF_PTRDIFF_T__.
3296 * doc/cpp.texi: Documentation for the new builtin macros added.
3298 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3300 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3301 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3302 instead of operands[2] to avoid access past the end of array.
3304 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3306 * reload1.c (emit_reload_insns): Pass the reload register
3307 for a non-spill output reload through forget_old_reloads_1.
3309 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3311 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3312 _SOFT_DOUBLE if doubles use software floating-point.
3313 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3314 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3315 * config/rs6000/darwin-ldouble.c: Also compile functions for
3316 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3317 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3318 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3319 commented-out long double override.
3320 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3321 * config/rs6000/eabispe.h: Likewise.
3322 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3323 long double for non-SPE.
3324 (rs6000_handle_option): Likewise.
3325 (invalid_e500_subreg): Disallow more subregs involding DImode,
3326 DFmode, TImode or TFmode.
3327 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3329 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3331 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3332 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3334 (rs6000_legitimate_address): Also check for TFmode for E500
3336 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3337 (spe_build_register_parallel): Handle TFmode and TCmode.
3338 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3340 (function_arg): Handle TFmode and TCmode for E500 double.
3341 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3343 (print_operand): Handle TFmode and TImode for %y.
3344 (rs6000_generate_compare): Handle TFmode comparisons for E500
3346 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3347 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3348 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3349 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3350 TFmode for E500 double.
3351 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3352 (floatsidf2): Enable for E500 double.
3353 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3354 (extenddftf2): Change to extenddftf2_fprs.
3355 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3356 depending on TARGET_E500_DOUBLE.
3357 (extendsftf2): Enable for E500 double.
3358 (trunctfdf2): Enable for E500 double.
3359 (trunctfsf2): Change to trunctfsf2_fprs.
3360 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3361 depending on TARGET_E500_DOUBLE.
3362 (floatsitf2): Enable for E500 double.
3363 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3364 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3365 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3366 (negtf2): Change to negtf2_internal.
3367 (negtf2): New expander.
3368 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3369 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3370 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3371 (movdi_internal32): Use rs6000_nonimmediate_operand.
3372 (unnamed splitter): Likewise.
3373 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3374 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3375 (SPE64TF, DITI): New mode macros.
3376 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3379 (frob_<mode>_di_2): New.
3380 (frob_tf_di_8_2): New.
3381 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3383 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3385 (frob_ti_<mode>_8_2): New.
3386 (frob_ti_tf_2): New.
3387 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3388 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3390 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3391 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3392 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3393 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3394 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3395 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3398 2007-01-23 Ian Lance Taylor <iant@google.com>
3400 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3402 (OBJS-archive): Reformat, alphabetize.
3403 (OBJS): Change out_object_file to OBJS-md.
3405 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3407 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3408 JUMP_P and CALL_P predicates where applicable.
3409 * config/i386/i386.c: Ditto.
3410 * config/i386/i386.md: Ditto.
3411 * config/i386/mmx.md: Ditto.
3412 * config/i386/predicates.md: Ditto.
3414 2007-01-22 Andreas Schwab <schwab@suse.de>
3416 * config/m68k/m68k.h: Fix comment.
3418 2007-01-22 Jan Hubicka <jh@suse.cz>
3420 * passes.c (init_optimization_passes): Do not rerun
3421 pass_early_warn_uninitialized.
3423 2007-01-22 Richard Guenther <rguenther@suse.de>
3425 PR tree-optimization/30038
3426 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3428 (execute_cse_sincos_1): Likewise.
3429 (execute_cse_sincos): Likewise.
3430 (gate_cse_sincos): Likewise.
3431 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3432 the cexpi() canonicalization of sincos().
3433 * tree-pass.h (pass_cse_sincos): Declare.
3434 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3436 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3438 PR rtl-optimization/29329
3439 * combine.c (replaced_rhs_insn): Rename to i2mod.
3440 (replaced_rhs_value): Rename to i2mod_new_rhs.
3441 (i2mod_old_rhs): New global variable.
3442 (combine_instructions): Adjust for above change. Save a copy of
3443 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3444 note are substituted in the second instruction.
3445 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3446 ditch the note if it pertains to the second eliminated register
3447 and this register is mentioned in i2mod_old_rhs.
3450 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3452 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3453 the insn to which the note was originally attached.
3455 2007-01-21 Jan Hubicka <jh@suse.cz>
3457 * ipa-inline.c (inlining_mode): Comment, move up.
3458 (cgraph_decide_inlining_incrementally): Do not perform inlining
3459 itself; fix handling of flattening of self recursive functions.
3460 (cgraph_find_cycles): Remove.
3461 (cgraph_flatten_node): Remove.
3462 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3463 (try_inline): New function.
3464 (cgraph_early_inlining): Update call of
3465 cgraph_decide_inlining_incrementally. Apply inlining here.
3466 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3468 2007-01-21 Dirk Mueller <dmueller@suse.de>
3471 * tree-vrp.c (check_array_bounds): do not warn
3472 about ADDR_EXPR's of ARRAY_REF's which are immediately
3473 used in binary expressions.
3475 2007-01-21 Ira Rosen <irar@il.ibm.com>
3477 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3478 read_write_dep and macros for its access.
3479 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3480 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3481 argument, call vect_check_interleaving for every independent pair of
3482 data-refs. Mark loads that access the same memory location as a store
3484 (vect_check_dependences): Remove.
3485 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3486 call, fix the call to vect_analyze_data_ref_dependence.
3487 (vect_analyze_data_ref_access): For statements that access the same
3488 data-ref, check that they are not stores; for loads, check that there
3489 is no store that access the same location.
3491 2007-01-20 Roger Sayle <roger@eyesopen.com>
3492 Joseph Myers <joseph@codesourcery.com>
3494 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3495 (-fdump-rtl-stack): Likewise.
3496 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3497 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3498 (-mpt-fixed): Use @minus{} for minus sign.
3499 (Using Precompiled Headers): Fix under/overfull hbox.
3501 2007-01-20 Jan Hubicka <jh@suse.cz>
3503 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3504 place within annotation.
3506 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3508 * pa.c (output_move_double): Change array size of xoperands to 4.
3510 2007-01-20 Jan Hubicka <jh@suse.cz>
3512 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3515 2007-01-19 Ian Lance Taylor <iant@google.com>
3517 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3518 constant to unsigned HOST_WIDE_INT before negating.
3520 2007-01-19 Ian Lance Taylor <iant@google.com>
3522 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3524 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3525 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3526 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3527 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3528 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3529 (realloc_vdef, realloc_vuse): Change second parameter to
3531 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
3533 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
3534 unsigned. Change x and lim locals to unsigned.
3535 (realloc_vdef, realloc_vuse): Change num_elem parameter to
3537 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
3538 (copy_virtual_operands): Change i and n locals to unsigned.
3540 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3543 * builtins.c (fold_builtin_1): Handle builtin fdim.
3545 2007-01-20 Jan Hubicka <jh@suse.cz>
3547 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
3548 * tree-ssa-structalias.c (compute_points_to_sets): Do call
3549 init_alias_heapvars.
3550 (init_alias_heapvars): Initialize only when not already initialized.
3551 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
3553 2007-01-19 Roger Sayle <roger@eyesopen.com>
3555 * common.opt (fsigned-zeros): New command line option.
3556 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
3557 of flag_unsafe_math_optimizations.
3558 * opts.c (set_fast_math_flags): The -ffast-math command line option
3559 implies -fno-signed-zeros.
3560 (fast_math_flags_set_p): Likewise.
3562 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
3563 the documentation of -ffast-math appropriately. Wrap long lines.
3565 2007-01-19 Steve Ellcey <sje@cup.hp.com>
3567 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
3568 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
3570 2007-01-19 Tomas Bily <tbily@suse.cz>
3572 * cgraphunit.c (cgraph_finalize_function): Updating of pid
3574 (tree_init_ic_make_global_vars): New function
3575 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
3576 (tree_gen_ic_profiler): New function
3577 (tree_gen_ic_func_profiler): New function
3578 (tree_profiling): Added calling of tree_gen_ic_func_profiler
3579 (tree_profile_hooks): Added hook for indirec/virtual calls
3580 * value-prof.c (tree_find_values_to_profile): New case for
3582 (tree_values_to_profile): Call for determining indirect/virtual
3584 (tree_indirect_call_to_profile): New function
3585 (tree_ic_transform): New function
3586 (tree_ic): New function
3587 (find_func_by_pid): New function
3588 (init_pid_map): New function
3589 (tree_value_profile_transformations): Added check for
3590 indirect/virtual call transformation
3591 * value-prof.h (enum hist_type): New counter type for
3592 indirect/virtual calls
3593 (profile_hooks): Added new hook for profiling indirect/virtual
3595 * profile.c (instrument_values): New case for indirect/virtual
3597 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
3598 (GCOV_COUNTER_V_INDIR): New counter type
3599 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
3600 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
3602 * cgraph.c: Definition of cgraph_max_pid
3603 (cgraph_create_node): Default init of pid attribute
3604 * cgraph.h: Declaration of cgraph_max_pid
3605 (struct cgraph_node): Added pid attribute
3606 * libgcov.c (__gcov_indirect_call_profiler): New function
3607 (__gcov_one_value_profiler_body): New function
3608 (__gcov_one_value_profiler): Body was moved to
3609 __gcov_one_value_profiler_body and calls it
3611 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
3613 * doc/gty.texi (Options): Document the mark_hook option to GTY.
3614 * gengtype.c (write_types_data, write_func_for_structure,
3615 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
3616 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
3617 (walk_type, write_func_for_structure): Generate the mark_hook if
3620 2007-01-19 Jan Hubicka <jh@suse.cz>
3622 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
3623 'early' argument take inlining mode argument specifying whether to
3624 inline for size/speeed or all functions; add support for flattening;
3626 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
3628 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3631 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
3632 the name of the declared identifier.
3634 2007-01-19 Dirk Mueller <dmueller@suse.de>
3636 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
3637 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
3638 duplicate evaluation.
3640 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3642 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
3643 Macroize expander using X87MODEF12 mode macro. Extend operand 1
3644 to XFMode, use acosxf2 and truncate result to requested mode.
3645 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
3646 (asin<mode>2): Similarly, with asin expanders.
3647 (*fscalexf4_i387): Rename from *fscalexf4.
3648 (expNcorexf3): New expander.
3649 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
3650 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
3651 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
3652 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
3653 patterns for SSE math.
3654 (exp10<mode>2): Similarly, with exp10 expanders.
3655 (exp2<mode>2): Similarly, with exp2 expanders.
3656 (expm1<mode>2): Similarly, with expm1 expanders.
3657 (ldexp<mode>3): Similarly, with ldexp expanders.
3658 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
3659 Use gen_truncxf<mode>2_i387_noop to truncate result.
3661 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3663 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
3664 for ColdFire targets.
3666 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
3667 Richard Sandiford <richard@codesourcery.com>
3669 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
3670 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
3671 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
3672 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
3673 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3674 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3676 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3678 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
3679 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
3680 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
3681 (*adddi_dilshr32_cf): New pattern.
3682 (adddi3, subdi3): Remove first alternatives.
3684 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3686 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
3687 implemented using move.l, do not use its cc result for floating-point
3690 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3692 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
3693 from accepting 's' constraints if flag_pic.
3695 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3697 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
3698 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
3699 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
3700 condition from TARGET_68881 to TARGET_HARD_FLOAT.
3702 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
3704 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
3705 ColdFire alternatives.
3706 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
3707 * config/m68k/m68k.md (clzsi2): Define for ColdFire
3708 architectures that support ff1 instruction.
3710 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3711 Julian Brown <julian@codesourcery.com>
3713 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
3714 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
3715 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
3718 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3720 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
3722 (output_move_const_into_data_reg, output_move_simode_const): Delete.
3723 * config/m68k/m68k.c (const_method, const_int_cost): Take a
3724 HOST_WIDE_INT instead of an rtx.
3725 (m68k_rtx_costs): Update call accordingly.
3726 (output_move_const_into_data_reg): Likewise. Fix formatting.
3727 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
3729 (output_move_simode_const): Update calls after above changes.
3730 Rework to use automatic variables and predicates like MEM_P.
3731 * config/m68k/m68k.md (pushexthisi_const): Update call to
3734 2007-01-19 Dirk Mueller <dmueller@suse.de>
3736 * tree-ssa-alias.c (perform_var_substitution): Fix typo
3739 2007-01-19 Richard Guenther <rguenther@suse.de>
3741 * builtins.c (expand_builtin_cexpi): Fall back to expanding
3742 via cexp in case sincos is not available.
3744 2007-01-19 Richard Guenther <rguenther@suse.de>
3746 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
3747 * defaults.h (TARGET_HAS_SINCOS): Default to off.
3748 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
3749 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
3750 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
3751 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
3752 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
3753 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
3755 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3757 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
3759 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
3760 (atan2xf3): Directly generate RTL pattern.
3761 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
3762 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3763 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3764 disable patterns for SSE math.
3765 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
3766 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3767 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3768 disable patterns for SSE math.
3770 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
3772 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
3774 2007-01-18 Roger Sayle <roger@eyesopen.com>
3776 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
3777 VIEW_CONVERT_EXPR to the same type as it's operand.
3779 2007-01-18 David Edelsohn <edelsohn@gnu.org>
3781 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
3782 configured for long double 128.
3784 2007-01-18 Mike Stump <mrs@apple.com>
3786 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
3789 2007-01-18 Michael Meissner <michael.meissner@amd.com>
3791 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
3794 2007-01-18 Jan Hubicka <jh@suse.cz>
3796 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
3797 greater than NUM_VOP_FREE_BUCKETS.
3799 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
3801 * tree-ssa-structalias.c: Update comments.
3802 (ptabitmap_obstack): Removed.
3804 (oldpta_obstack): Ditto.
3805 (stats): Add a few members.
3806 (struct variable_info): Remove node, complex, address_taken, and
3807 indirect_target members. Add oldsolution member.
3808 (new_var_info): Do not initialize removed members.
3809 (constraint_expr_type): Remove INCLUDES.
3810 (constraint_graph): Add size, implicit_preds, rep,
3811 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
3812 (FIRST_REF_NODE): New macro.
3813 (LAST_REF_NODE): Ditto.
3814 (FIRST_ADDR_NODE): Ditto.
3815 (find): New function.
3817 (dump_constraint): Do not handle INCLUDES.
3818 (insert_into_complex): Do not insert duplicate constraints.
3819 (condense_varmap_nodes): Renamed and rewritten into ...
3820 (merge_node_constraints): This. Also fix bug in handling of
3821 offseted copy constraints.
3822 (clear_edges_for_node): No longer need to deal with preds at all,
3823 or removing associated preds/succs.
3824 (merge_graph_nodes): Deal with indirect_cycles.
3825 Don't deal with predecessors.
3826 (add_implicit_graph_edge): New function.
3827 (add_pred_graph_edge): Ditto.
3828 (add_graph_edge): Don't deal with predecessors.
3829 (build_constraint_graph): Removed.
3830 (build_pred_graph): New function.
3831 (build_succ_graph): Ditto.
3832 (struct scc_info): Removed in_component. Added roots, dfs, and
3833 node_mapping. Remove visited_index, unification_queue.
3834 (scc_visit): Deal with union-find we do now.
3835 Deal with cycles with REF nodes.
3836 (collapse_nodes): Renamed and rewritten to ...
3837 (unify_nodes): This.
3838 (process_unification_queue): Removed.
3839 (topo_visit): Cleanup
3840 (do_da_constraint): Use find.
3841 (do_sd_constraint): Ditto.
3842 (do_ds_constraint): Ditto.
3843 (do_complex_constraint): Ditto.
3844 (init_scc_info): Update for removed and added members.
3845 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
3846 (find_indirect_cycles): This.
3847 (equivalence_class): New variable.
3848 (label_visit): New function.
3849 (perform_variable_substitution): Rewritten.
3850 (free_var_substitution_info): New function.
3851 (find_equivalent_node): Ditto.
3852 (move_complex_constraints): Ditto.
3853 (eliminate_indirect_cycles): Ditto.
3854 (solve_graph): Only propagate changed bits.
3855 Use indirect cycle elimination.
3857 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
3858 (tree_id_eq): Renamed to ...
3859 (tree_vi_eq): This. Update for member change
3860 (insert_id_for_tree): Renamed and rewritten to ...
3861 (insert_vi_for_tree): This.
3862 (lookup_id_for_tree): Renamed and rewritten to ...
3863 (lookup_vi_for_tree): This.
3864 (get_id_for_tree): Renamed and rewritten to ...
3865 (get_vi_for_tree): Ditto.
3866 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
3867 (process_constraint): Don't handle INCLUDES.
3868 Remove special ADDRESSOF case.
3869 (find_func_aliases): Rewrite to use vi functions instead of id
3871 (create_function_info_for): Ditto.
3872 (create_variable_info_for): Ditto.
3873 (intra_create_variable_infos): Ditto.
3874 (merge_smts_into): Ditto.
3875 (find_what_p_points_to): Ditto.
3876 (init_base_vars): Ditto.
3877 (init_alias_vars): Ditto.
3878 (remove_preds_and_fake_succs): New function.
3879 (dump_sa_points_to_info): Dump new stats.
3880 (dump_solution_for_var): Use find.
3881 (set_used_smts): Fix formatting.
3882 (compute_points_to_sets): Updated for new functions.
3883 (ipa_pta_execute): Ditto.
3885 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3886 Richard Sandiford <richard@codesourcery.com>
3888 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
3890 * calls.c (expand_call): If the return value is a PARALLEL,
3891 extract its first member.
3892 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
3893 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
3894 use FUNCTION_EXTRA_EPILOGUE.
3895 (m68k_function_value): Return a PARALLEL if the return value
3896 is of a pointer type.
3897 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
3898 (FUNCTION_EXTRA_EPILOGUE): Remove.
3899 * config/m68k/m68k.md (D0_REG): New constant.
3901 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3903 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
3904 output a NOP for empty epilogues.
3906 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3908 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
3909 before function. Extend register save check to include all
3910 registers, not just integer ones.
3912 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3914 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
3915 (m68k_use_return_insn): ...this.
3916 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
3917 * config/m68k/m68k.c (use_return_insn): Rename to...
3918 (m68k_use_return_insn): ...this.
3919 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
3922 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3924 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
3925 nearest even, fix denormal rounding overflow.
3927 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3929 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
3930 f%$smove and f%$move.
3931 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
3932 (extendsfdf2_cf): Use fdmove instead of f%&move.
3933 (truncdfsf2_cf): Use fsmove instead of f%$smove.
3934 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
3936 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3938 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
3941 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3943 * real.h (real_format): Add a canonical_nan_lsbs_set field.
3944 (coldfire_single_format): Declare.
3945 (coldfire_double_format): Likewise.
3946 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
3947 of qnan_msb_set to determine the lower bits of a canonical
3949 (encode_ieee_double): Likewise.
3950 (encode_ieee_quad): Likewise.
3951 (ieee_single_format): Initialize canonical_nan_lsbs_set.
3952 (mips_single_format): Likewise.
3953 (ieee_double_format): Likewise.
3954 (mips_double_format): Likewise.
3955 (ieee_extended_motorola_format): Likewise.
3956 (ieee_extended_intel_96_format): Likewise.
3957 (ieee_extended_intel_128_format): Likewise.
3958 (ieee_extended_intel_96_round_53_format): Likewise.
3959 (ibm_extended_format): Likewise.
3960 (mips_extended_format): Likewise.
3961 (ieee_quad_format): Likewise.
3962 (mips_quad_format): Likewise.
3963 (vax_f_format): Likewise.
3964 (vax_d_format): Likewise.
3965 (vax_g_format): Likewise.
3966 (i370_single_format): Likewise.
3967 (i370_double_format): Likewise.
3968 (decimal_single_format): Likewise.
3969 (decimal_double_format): Likewise.
3970 (decimal_quad_format): Likewise.
3971 (c4x_single_format): Likewise.
3972 (c4x_extended_format): Likewise.
3973 (real_internal_format): Likewise.
3974 (coldfire_single_format): New real_format.
3975 (coldfire_double_format): Likewise.
3976 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
3977 canonical_nan_lsbs_set.
3978 (pdp11_d_format): Likewise.
3979 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
3980 if TARGET_COLDFIRE_CPU.
3982 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3984 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
3985 (output_call, m68k_legitimize_call_address): Declare.
3986 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
3987 parenthesees. Add support for a 'W' constraint.
3988 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
3989 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
3990 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
3991 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
3993 (override_options): Initialize them. Do not set flag_no_function_cse
3994 for TARGET_ID_SHARED_LIBRARY.
3995 (m68k_output_pic_call): Delete.
3996 (m68k_legitimize_call_address): New function.
3997 (print_operand): Remove the %o prefix. Handle the %p prefix.
3998 (output_call): New function.
3999 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4000 target address from the GOT if symbolic jumps are not allowed.
4001 * config/m68k/m68k.md (call, general_operand): Do not set
4002 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4003 Merge separate flag_pic and !flag_pic define_insns into...
4004 (*call, *call_value): ...these new patterns. Match the address
4005 rather than the containing MEM and require it to be a call_operand.
4006 Use output_call to generate the asm template.
4007 * config/m68k/predicates.md (const_call_operand): New predicate.
4008 (call_operand): Likewise.
4010 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4012 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4013 (STACK_GROWS_DOWNWARD): Define to 1.
4014 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4015 comments, emphasizing that these values are only defaults.
4016 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4017 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4019 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4021 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4023 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4024 Richard Sandiford <richard@codesourcery.com>
4026 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4027 (FP_REGNO_P): New macros.
4028 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4029 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4030 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4031 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4033 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4035 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4036 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4038 * config/m68k/t-floatlib: New file, extracting common code from...
4039 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4040 * config/m68k/t-uclinux: Here.
4041 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4042 routines on ColdFire targets.
4044 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4046 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4047 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4048 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4049 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4050 explicitly set MOTOROLA to 1.
4051 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4053 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4054 Nathan Sidwell <nathan@codesourcery.com>
4056 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4057 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4058 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4059 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4060 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4061 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4062 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4063 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4064 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4065 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4066 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4067 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4068 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4069 (DBX_REGISTER_NUMBER): Delete.
4070 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4071 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4072 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4074 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4076 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4077 * config/flat.h: New file.
4078 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4080 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4081 indirect references for -msep-data or -mid-shared-library.
4082 Do not use PC-relative code addresses either.
4083 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4085 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4086 for shared libraries and crt1.o for executables. Use crti.o and
4088 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4089 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4090 Do not add -elf2flt or -shared-lib-id options here.
4091 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4092 Pass -shared-lib-id if -mid-shared-library, taking the library
4093 identifier from -mshared-library-id if given, otherwise
4095 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4096 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4097 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4098 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4099 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4100 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4102 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4103 jump sequence for ISA A and ISA A+.
4104 (PICJUMP): Likewise.
4106 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4108 * config.gcc (m68k-*-uclinux*): Base the port on the common
4109 and m68k GNU/Linux files rather than on the generic ELF ones.
4110 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4111 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4113 2007-01-18 Julian Brown <julian@codesourcery.com>
4114 Richard Sandiford <richard@codesourcery.com>
4116 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4117 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4118 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4120 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4122 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4124 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4126 * doc/install.texi: Document m68k-uclinuxoldabi.
4127 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4128 * config/m68k/uclinux-oldabi.h: New file, copied from
4129 config/m68k/uclinux.h.
4131 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4133 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4134 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4135 (m32r_compute_frame_size): Use unsigned for regno.
4136 (m32r_reload_lr): Use gen_frame_mem.
4138 (m32r_output_function_epilogue): Don't output the function epilogue
4140 (m32r_expand_epilogue): New.
4141 (direct_return): Return false if the function has the interrupt
4143 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4144 * config/m32r/m32r.md (epilogue): New expander.
4145 (return_lr, return_rte): New insns.
4146 (return): Make it expander.
4147 (return_normal): New expander.
4149 2007-01-18 Josh Conner <jconner@apple.com>
4152 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4153 support for UNLE, UNLT, UNGE, and UNGT.
4155 2007-01-18 Jan Hubicka <jh@suse.cz>
4157 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4158 * tree-tailcall (add_virtual_phis): Likewise.
4159 (optimize_tail_call): Return TODOs.
4160 (execute_tail_calls): Return TODOs.
4161 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4162 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4164 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4165 Cleanup cfg using TODO.
4166 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4167 * passes.c (execute_function_todo): When cleanup did something, remove
4169 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4170 (make_edges): Don't cleanup_cfg.
4172 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4174 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4175 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4176 operate on the top of stack.
4177 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4178 register handling of instructions that output to the second
4180 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4181 (move_for_stack_reg): Special-case check for dead destination
4182 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4184 * config/i386/i386.md (UNSPEC_TAN): New constant.
4185 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4186 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4187 to correctly model move of constant 1.0 to top stack slot.
4188 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4189 (unnamed peephole2 pattern): Remove corresponding peephole2
4190 pattern that optimizes tan insn and loading of constant 1.0.
4191 (tanxf2): Use fptanxf4_i387.
4192 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4193 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4194 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4195 disable patterns for SSE math.
4196 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4197 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4199 2007-01-18 Dirk Mueller <dmueller@suse.de>
4200 Richard Guenther <rguenther@suse.de>
4203 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4204 * common.opt (Warray-bounds): Add new warning option.
4205 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4207 * Makefile.in: make tree-vrp.o depend on toplev.h
4208 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4210 (check_array_refs, check_array_bounds, check_array_ref): New.
4212 2007-01-18 Jan Hubicka <jh@suse.cz>
4214 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4215 (execute_ssa_ccp): Return flags conditionally.
4216 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4218 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4220 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4222 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4223 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4225 * Makefile.c (GTFILES): Add cfglayout.h.
4226 * gengtype.c (open_base_files): Likewise.
4227 * cfglayout.c (cfg_layout_function_footer,
4228 cfg_layout_function_header) Reindent to make gengtype happy.
4229 * cfglayout.h (cfg_layout_function_footer,
4230 cfg_layout_function_header): Add GTY(()) marker.
4232 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4234 2007-01-18 Ben Elliston <bje@au.ibm.com>
4236 * genautomata.c (write_automata): Include xstrerror output in the
4237 error message if writing the DFA description file fails.
4239 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4241 * config/mips/mips-protos.h (mips_output_external): Make it
4243 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4244 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4245 (extern_list): Likewise.
4246 (extern_head): Likewise.
4247 (TARGET_ASM_FILE_END): Likewise.
4248 (mips_file_end): Likewise.
4249 (mips_output_external): Rewritten.
4251 2007-01-18 Ben Elliston <bje@au.ibm.com>
4253 * genpreds.c (write_insn_preds_c): Only write out the function
4254 body for regclass_for_constraint if we have register constraints.
4256 2007-01-17 Tom Tromey <tromey@redhat.com>
4258 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4259 * doc/install.texi (Testing): Use sourceware.org.
4260 (Binaries): Likewise.
4261 (Specific): Likewise.
4262 * doc/contrib.texi (Contributors): Use sourceware.org.
4264 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4266 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4267 (AVR_ENHANCED): Rename to ...
4268 (AVR_HAVE_MUL): ... new.
4269 (avr_enhanced_p): Rename to ...
4270 (avr_have_mul_p): ... new.
4271 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4272 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4273 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4274 (avr_have_mul_p): ... new.
4275 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4276 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4277 'avr_enhanced_p' and 'enhanced'.
4278 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4279 AVR_HAVE_MUL instead of AVR_ENHANCED.
4280 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4281 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4282 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4283 instead of AVR_ENHANCED.
4284 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4285 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4286 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4288 2007-01-17 Ian Lance Taylor <iant@google.com>
4290 * vec.h (VEC_reserve_exact): Define.
4291 (vec_gc_p_reserve_exact): Declare.
4292 (vec_gc_o_reserve_exact): Declare.
4293 (vec_heap_p_reserve_exact): Declare.
4294 (vec_heap_o_reserve_exact): Declare.
4295 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4297 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4299 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4300 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4301 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4302 * vec.c (calculate_allocation): Add exact parameter. Change all
4304 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4305 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4306 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4307 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4308 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4309 (vec_heap_p_reserve_exact): New function.
4310 (vec_heap_o_reserve_exact): New function.
4312 2007-01-17 Jan Hubicka <jh@suse.cz>
4314 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4316 2007-01-17 Eric Christopher <echristo@apple.com>
4318 * config.gcc: Support core2 processor.
4320 2007-01-16 Jan Hubicka <jh@suse.cz>
4322 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4323 the names, just unlink the chain so we don't crash on dangling pointers
4326 2007-01-16 Jan Hubicka <jh@suse.cz>
4328 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4329 * tree-pass.h: Reorder to make IPA passes appear toegher.
4330 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4331 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4332 parameters, do not call early inliner.
4333 * ipa-inline.c: Update comments. Include tree-flow.h
4334 (cgraph_decide_inlining): Do not compute inlining parameters.
4335 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4336 be called with function context set up.
4337 (pass_ipa_inline): Remove unreachable functions before pass.
4338 (cgraph_early_inlining): Simplify assuming to be called from the
4340 (pass_early_inline): New pass.
4341 (cgraph_gate_ipa_early_inlining): New gate.
4342 (pass_ipa_early_inline): Turn into simple wrapper.
4343 (compute_inline_parameters): New function.
4344 (gate_inline_passes): New gate.
4345 (pass_inline_parameters): New pass.
4346 (apply_inline): Move here from tree-optimize.c
4347 (pass_apply_inline): New pass.
4348 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4350 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4352 (tree_function_versioning): Do not allocate dummy struct function.
4353 * tree-inline.h (optimize_inline_calls): Update prototype.
4354 * tree-optimize.c (execute_fixup_cfg): Export.
4355 (pass_fixup_cfg): Remove
4356 (tree_rest_of_compilation): Do not apply inlines.
4357 * tree-flow.h (execute_fixup_cfg): Declare.
4358 * Makefile.in (gt-passes.c): New.
4359 * passes.c: Include gt-passes.h
4360 (init_optimization_passes): New passes.
4361 (nnodes, order): New static vars.
4362 (do_per_function_toporder): New function.
4363 (execute_one_pass): Dump current pass here.
4364 (execute_ipa_pass_list): Don't dump current pass here.
4366 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4368 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4369 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4371 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4373 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4374 (strong_alias): Define.
4375 (__gcc_qmul): Provide non-FMA for soft-float.
4381 (__gcc_qunord): New.
4391 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4392 soft-float functions.
4393 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4394 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4395 about long double soft float.
4397 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4398 Tehila Meyzels <tehila@il.ibm.com>
4400 * tree-vectorizer.h (is_pattern_stmt_p): New.
4401 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4402 formatting (tabs instead of spaces). Cleanup and clarify setting
4403 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4404 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4405 (vectorizable_type_demotion): Check that types are integral.
4406 (vectorizable_type_promotion): Likewise.
4407 (vectorizable_store): Fix typo. Eliminate new-line at end of
4410 2007-01-16 Jan Hubicka <jh@suse.cz>
4412 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4415 2007-01-15 Eric Christopher <echristo@apple.com>
4417 * ifcvt.c: Include vec.h, vecprim.h.
4418 (check_cond_move_block): New argument regs.
4419 Reorganize. Add registers used to regs.
4420 (cond_move_process_if_block): Use regs set above as
4423 2007-01-15 Eric Christopher <echristo@apple.com>
4425 * config/darwin.h: Update copyright.
4426 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4427 (LINK_COMMAND_SPEC): Add -u.
4428 (LINK_SPEC): Fix umbrella for above.
4430 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4432 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4435 2007-01-15 Tom Tromey <tromey@redhat.com>
4437 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4438 * doc/install.texi (Testing): Don't mention jacks.
4439 (Configuration): Document --enable-java-maintainer-mode. Move
4440 --with-java-home to libgcj-specific section. Document
4442 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4444 2007-01-15 Jan Hubicka <jh@suse.cz>
4446 * tree-ssa-dce.c (DCE_TODOs): New.
4447 (propagate_necessity): Return if something changed.
4448 (eliminate_unnecessary_stmts): Likewise.
4449 (perform_tree_ssa_dce): Return TODO flags when needed.
4450 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4452 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4454 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4455 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4456 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4457 patterns using X87MODEF12 mode macro. Extend operand 1
4458 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4459 (log10<mode>2): Ditto.
4460 (log2<mode>2): Ditto.
4461 (log1p<mode>2): Ditto.
4462 (logb<mode>2): Ditto.
4463 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4464 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4465 (*fxtractxf3_i387): Rename from *fxtractxf3.
4466 (fxtract_extend<mode>xf3_i387): New insn pattern.
4467 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4468 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4469 and gen_fyl2xxf3_i387().
4471 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4473 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4474 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4475 get_loop_exit_edges. Changed return type to bool.
4476 * cfgloop.h (fix_loop_placement): Declaration removed.
4478 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4480 * param.h (MIN_VECT_LOOP_BOUND): New.
4481 * params.def (MIN_VECT_LOOP_BOUND): New.
4482 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4483 argument - minimum threshold for number of iterations.
4484 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4485 argument to declaration.
4486 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4487 MIN_VECT_LOOP_BOUND.
4488 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4489 slpeel_tree_peel_loop_to_edge with additional argument.
4490 (vect_do_peeling_for_alignment): Likewise.
4491 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4493 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4496 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4499 2007-01-14 Jan Hubicka <jh@suse.cz>
4501 * tree-dfa.c (remove_referenced_var): New function.
4502 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4503 prune referenced vars list too.
4504 * tree-flow.h (remove_referenced_var): Declare.
4506 2007-01-14 Jan Hubicka <jh@suse.cz>
4508 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4510 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4511 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4512 * except.h (verify_eh_throw_table_statements): Kill prototype.
4513 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4514 into call exrepssions.
4515 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4517 * tree-cfg.c: Include pointer-set.h.
4518 (verify_node_sharing): Work on pointer set.
4519 (verify_eh_throw_stmt_node): New.
4520 (verify_stmts): Use pointers sets, verify throw_stmt.
4522 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4524 * ipa-reference.c (analyze_function): Consider also addresses taken
4527 2007-01-12 Roger Sayle <roger@eyesopen.com>
4529 * c-typeck.c (null_pointer_constant_p): Replace use of
4530 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4531 (build_c_cast): Likewise.
4533 2007-01-12 Roger Sayle <roger@eyesopen.com>
4535 * tree.h (force_fit_type_double): Remove unused final argument.
4536 * c-common.c (constant_expression_warning): Replace use of
4537 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4538 (convert_and_check): Likewise.
4539 (shorten_compare): Update call to force_fit_type_double.
4540 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
4541 * convert.c (convert_to_pointer): Update call to
4542 force_fit_type_double.
4543 * fold-const.c (force_fit_type_double): Remove overflowed_const
4545 (int_const_binop, fold_convert_const_int_from_int,
4546 fold_convert_const_int_from_real, fold_div_compare,
4547 fold_sign_changed_comparison, fold_unary, fold_negate_const,
4548 fold_abs_const, fold_not_const): Remove the final argument from
4549 calls to force_fit_type_double.
4551 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4553 * configure.ac: Set insn to "nop" for spu-*-* also.
4554 * configure: Regenerate.
4556 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
4558 * builtins.def : Add BUILT_IN_FREE.
4560 2007-01-12 Jan Hubicka <jh@suse.cz>
4562 PR tree-optimization/30443
4563 * tree-inline.c (tree_function_versioning): Do not optimize when
4564 cloning for inlining.
4566 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
4568 * doc/loop.texi: Document recording of loop exits.
4569 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
4570 (update_single_exits_after_duplication,
4571 update_single_exit_for_duplicated_loop,
4572 update_single_exit_for_duplicated_loops): Removed.
4573 (duplicate_loop_to_header_edge): Do not call
4574 update_single_exits_after_duplication and
4575 update_single_exit_for_duplicated_loops.
4576 (loop_version): Do not update single_exit information.
4577 (fix_loop_structure): Use record_loop_exits instead of
4578 mark_single_exit_loops.
4579 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
4580 the lists of loop exits.
4581 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
4582 split_edge, merge_blocks): Update the lists of loop exits.
4583 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
4584 loop_optimizer_init.
4585 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
4586 of mark_single_exit_loops.
4587 (loop_optimizer_finalize): Call release_recorded_exits.
4588 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
4589 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
4590 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
4591 update single exit information.
4592 * lambda-code.c (perfect_nestify): Ditto.
4593 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
4594 (mark_single_exit_loops): Removed.
4595 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
4596 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
4597 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
4599 (get_loop_exit_edges, single_exit): Use recorded exit lists.
4600 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
4601 (verify_loop_structure): Verify consistency of the exit lists.
4602 (flow_loops_find): Use alloc_loop. Initialize exits hash.
4603 (set_single_exit): Removed.
4604 * cfgloop.h (struct loop_exit): New function.
4605 (struct loop): single_exit_ field replaced by exits field.
4606 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
4607 (struct loops): Added exits hash.
4608 (mark_single_exit_loops, set_single_exit): Declaration removed.
4609 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
4611 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4613 * doc/invoke.texi: Avoid use of @headitem.
4615 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4617 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
4619 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4621 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
4624 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4625 Richard Sandiford <richard@codesourcery.com>
4627 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
4628 * config/m68k/m68k.opt: Resort options.
4629 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
4631 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4632 Richard Sandiford <richard@codesourcery.com>
4634 * doc/invoke.texi: Document the macros that are defined by
4635 m68k's -mtune and -mhard-float options.
4636 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
4637 (m68k_cpp_cpu_family): Likewise.
4638 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
4639 of __ucfv*__ macros. Define __mcffpu__ if generating code for
4640 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
4641 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
4642 (m68k_cpp_cpu_family): Likewise.
4644 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4646 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
4647 macros besides mc68000 as tuning macros. Use a switch statement
4648 to set them and mcpu32.
4650 2007-01-12 Julian Brown <julian@codesourcery.com>
4652 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
4653 (TARGET_68040_ONLY): Rename to...
4654 (TARGET_68040): ...this.
4655 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
4656 * config/m68k/m68k.md: Likewise.
4658 2007-01-12 Julian Brown <julian@codesourcery.com>
4659 Nathan Sidwell <nathan@codesourcery.com>
4660 Richard Sandiford <richard@codesourcery.com>
4662 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
4663 the -mcpu= argument associated with the --with-cpu setting.
4664 Define M68K_DEFAULT_TUNE to the default -mtune= option,
4665 if different from the one implied by the -mcpu setting.
4666 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
4667 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
4668 * doc/invoke.texi: Mention ColdFire in the introduction to the
4669 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
4670 -mno-div and -mhard-float options. Make -m68881 a synonym for
4671 -mhard-float. Document the previously-undocumented -m5206e,
4672 -m528x, -m5307 and -m5407 options. Tweak the existing option
4673 documentation for consistency.
4674 * doc/install.texi: Mention new --with-cpu arguments.
4675 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
4676 default CPU if neither -mcpu nor -march are specified.
4677 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
4678 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
4679 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
4680 using m68k_tune to decide between families that implement the
4681 same ISA. Use m68k_tune to set __mcfv4e__.
4682 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
4683 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
4684 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
4685 (FL_ISA_C, FL_ISA_MMU): New macros.
4686 (MASK_COLDFIRE): Delete.
4687 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
4688 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
4689 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
4690 (TARGET_HARD_FLOAT): Do not define here.
4691 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
4692 (TUNE_68000): New macro.
4693 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
4694 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
4695 (TUNE_CFV2): Redefine in terms of m68k_tune.
4696 (uarch_type, target_device, fpu_type): New enums.
4697 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
4698 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
4699 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
4700 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
4701 (FL_FOR_isa_c): New macros.
4702 (m68k_isa): New enum.
4703 (m68k_target_selection): New structure.
4704 (all_devices, all_isas, all_microarchs): New tables.
4705 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
4706 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
4707 (MASK_ALL_CPU_BITS): Delete.
4708 (m68k_find_selection): New function.
4709 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
4710 Map the legacy target options to a combination of the new ones.
4711 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
4712 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
4713 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
4715 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
4716 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
4718 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
4719 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
4720 * config/m68k/m68k-devices.def: New file.
4722 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4723 Nathan Sidwell <nathan@codesourcery.com>
4725 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
4726 (SUBTARGET_EXTRA_SPECS): New macros.
4727 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
4728 use %(asm_cpu_spec) instead.
4729 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
4730 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
4731 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
4732 (EXTRA_SPECS): Rename to...
4733 (SUBTARGET_EXTRA_SPECS): ...this.
4735 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4736 Richard Sandiford <richard@codesourcery.com>
4737 Julian Brown <julian@codesourcery.com>
4739 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4740 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
4741 to the configuration's default CPU.
4742 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
4743 Remove default masks.
4744 (m680[012]0-*-*): Set the default with_cpu to the first part of
4746 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
4747 (m68k*-*-linux): Extend the --with-cpu handling to...
4748 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
4749 and m68010. Don't set target_cpu_default2.
4750 * doc/install.texi: Document --with-cpu for m68k.
4751 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
4752 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
4753 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
4754 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
4755 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
4756 (ASM_SPEC): Remove use of %(asm_cpu_default).
4757 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
4758 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
4759 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
4760 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
4761 __HAVE_FPU__ if TARGET_HARD_FLOAT.
4762 (TARGET_DEFAULT): Delete.
4763 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
4764 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
4765 (CPP_CPU_SPEC): Delete.
4766 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
4767 the appropriate string.
4768 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
4769 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
4770 (ASM_SPEC): Don't use %(asm_default_spec).
4771 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
4772 TARGET_DEFAULT and add MASK_68881.
4773 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
4775 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4777 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
4778 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
4779 MASK_68010 alongside MASK_68020.
4780 * doc/invoke.texi: Document -m68010.
4781 * config/m68k/m68k.opt (m68010): New.
4782 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
4784 (TUNE_68010): New macro.
4785 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
4786 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
4787 (M68K_CPU_m68332): Add MASK_68010.
4788 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
4789 fallback definition.
4790 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
4792 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
4793 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
4794 to all entries that use MASK_68020.
4795 (output_move_simode_const, output_move_himode, output_move_qimode)
4796 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
4797 instead of TARGET_68020 to select clr behavior. Remove comment
4798 about there being no TARGET_68010.
4799 * config/m68k/m68k.md: Likewise throughout.
4801 2007-01-12 Julian Brown <julian@codesourcery.com>
4803 * config/m68k/m68k.h (TARGET_ISAB): New macro.
4804 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
4805 * config/m68k/m68k.md: Likewise.
4807 2007-01-12 Julian Brown <julian@codesourcery.com>
4809 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
4810 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
4812 2007-01-12 Julian Brown <julian@codesourcery.com>
4814 * config/m68k/m68k.h (TUNE_68040_60): New macro.
4815 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
4816 * config/m68k/m68k.md: Likewise.
4818 2007-01-12 Julian Brown <julian@codesourcery.com>
4819 Richard Sandiford <richard@codesourcery.com>
4821 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
4822 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
4823 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
4825 (TARGET_CPU32): Rename to...
4826 (TUNE_CPU32): ...this.
4827 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
4828 (TUNE_CFV2): New macros.
4829 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
4830 remove conditions that are implied by TARGET_68020.
4831 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
4832 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
4833 (m68k_output_function_epilogue): Likewise.
4834 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
4835 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
4836 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
4837 non-68000 timings. Refactor multiplication and division costs.
4838 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
4839 TUNE_CPU32 instead of TARGET_CPU32.
4840 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
4841 and TUNE_68060 instead of TARGET_68060.
4842 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
4843 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
4845 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
4846 && !TARGET_COLDFIRE" to choose between moveq and clr.
4847 Likewise in the unnamed movsf pattern.
4848 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
4849 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
4852 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4854 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
4855 of tabbing before backslashes.
4857 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4859 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
4860 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
4861 (ASM_OUTPUT_INTERNAL_LABEL): Define.
4863 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4865 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
4866 find_interesting_uses_cond.
4867 (find_interesting_uses_cond): Use extract_cond_operands.
4868 (rewrite_use_compare): Use extract_cond_operands and
4869 force_gimple_operand_bsi. Do not call update_stmt.
4870 (determine_use_iv_cost_condition): Use extract_cond_operands.
4871 Return cheaper of using original bound and changing the exit bound.
4873 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4875 PR tree-optimization/29516
4876 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
4877 most_expensive_mult_to_index, addr_to_parts,
4878 create_mem_ref, maybe_fold_tmr): Make the type of
4879 fields of TARGET_MEM_REF sizetype.
4880 (move_fixed_address_to_symbol, move_pointer_to_base):
4882 * tree.def (TARGET_MEM_REF): Add comment on types of
4885 2007-01-11 Joseph Myers <joseph@codesourcery.com>
4887 * c-common.c (vector_types_convertible_p): Treat opaque types as
4888 always convertible if they have the same size, but not otherwise.
4890 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
4892 * ifcvt.c (struct noce_if_info): Add comments to the fields.
4893 Remove the b_unconditional field.
4894 (noce_try_sign_mask): Do not look at b_unconditional.
4895 (noce_process_if_block): Do not use merge_if_blocks. Update
4896 the CFG here. Do not set b_unconditional.
4897 (cond_move_process_if_block): Likewise.
4898 (find_cond_trap): Likewise.
4899 (check_cond_move_block): Require simple jump insns at the end
4902 2007-01-11 Jan Hubicka <jh@suse.cz>
4904 PR tree-optimization/1046
4905 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
4906 when alias info is not ready.
4907 (pass_tail_recursion): Do not require aliasing.
4908 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
4909 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
4910 * tree-ssa-copy.c (pass_copy_prop): Likewise.
4911 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
4912 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
4913 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
4914 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
4916 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
4917 When aliasing is not build, mark statement as volatile.
4919 2007-01-11 Tom Tromey <tromey@redhat.com>
4921 PR preprocessor/15185, PR preprocessor/20989:
4922 * doc/cppopts.texi <-MT>: Update description of algorithm for
4923 computing default target.
4924 <-M, -MD>: Reword "basename" text.
4926 2007-01-11 Roger Sayle <roger@eyesopen.com>
4928 * builtins.c (expand_builtin_pow, expand_builtin_powi,
4929 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
4930 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4931 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
4932 fold_builtin_bswap, real_constp, fold_builtin_pow,
4933 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
4934 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
4935 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4936 * convert.c (convert_to_pointer): Likewise.
4937 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4938 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
4939 const_binop, fold_convert_const_int_from_int,
4940 fold_convert_const_int_from_real,
4941 fold_convert_const_real_from_real, sign_bit_p,
4942 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
4943 fold_sign_changed_comparison, fold_unary, fold_comparison,
4944 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
4945 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
4946 * print-tree.c (print_node_brief, print_node): Likewise.
4947 * stor-layout.c (place_field, layout_type): Likewise.
4948 * tree-chrec.c (keep_cast): Likewise.
4949 * tree.c (build_vector, build_real, build_real_from_int_cst,
4950 build_complex): Likewise.
4952 2007-01-11 Roger Sayle <roger@eyesopen.com>
4954 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
4955 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
4957 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
4959 * configure.ac (strict1_warn): Rename to strict_warn.
4960 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
4961 cc_set_by_configure, quoted_cc_set_by_configure,
4962 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
4963 all_boot_languages, all_stagestuff): Remove.
4964 (target_list): Remove bootstrap targets.
4965 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
4966 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
4967 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
4968 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
4969 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
4970 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
4971 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
4972 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
4973 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
4974 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
4975 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
4976 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
4977 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
4978 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
4979 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
4980 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
4981 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
4982 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
4983 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
4984 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
4985 (mostlyclean): Adjust.
4986 (clean, distclean): Don't mention bootstrap stuff.
4987 * configure: Regenerate.
4988 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
4989 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
4990 treelang/config-lang.in (stagestuff): Remove.
4991 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
4992 stageprofile, stagefeedback, stagestuff): Remove mention.
4994 2007-01-11 Nick Clifton <nickc@redhat.com>
4996 * config/mcore/predicates.md (mcore_general_movesrc_operand):
4998 (mcore_general_movdst_operand): Do not accept CONST_INTs.
4999 (mcore_arith_K_S_operand): Run the test for the S constraint not
5000 the test for the M constraint.
5001 (mcore_addsub_operand): Do not accept integer values that are
5002 larger than 32 bits.
5003 * config/mcore/mcore.md: Remove unused constraints from split.
5004 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5006 (allocate_stack): Likewise.
5007 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5008 operands to 32 bits.
5009 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5011 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5012 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5013 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5014 mcore_output_bclri, mcore_output_andn, output_inline_const,
5015 mcore_output_move, mcore_output_movedouble): Likewise.
5016 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5017 (output_inline_const): Likewise.
5018 (output_inline_const): Fix format strings used in sprintf
5020 * config/mcore/mcore-protos.h: Update prototypes for changed
5021 functions in mcore.c.
5022 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5023 HOST_WIDE_INT and not int.
5024 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5025 CONST_OK_FOR_N): Likewise.
5026 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5027 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5030 2007-01-10 Jan Hubicka <jh@suse.cz>
5032 * tree-vrp.c (remove_range_assertions): Release defs.
5033 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5034 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5036 2007-01-10 Paul Brook <paul@codesourcery.com>
5038 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5039 * config/arm/arm.md (mulsi3subsi): New insn.
5041 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5043 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5044 (tree_transform_and_unroll_loop): New.
5045 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5048 2007-01-10 Robert Kennedy <jimbob@google.com>
5050 * fold-const.c (fold_comparison): Fold comparisons like (x *
5051 1000 < 0) to (x < 0).
5053 2007-01-10 Ian Lance Taylor <iant@google.com>
5055 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5056 operands have the same priority.
5058 2007-01-10 Tom Tromey <tromey@redhat.com>
5060 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5061 (fold_binary): Likewise.
5062 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5063 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5064 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5065 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5066 * langhooks.h (struct lang_hooks): Removed field
5067 'can_use_bit_fields_p'.
5069 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5071 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5073 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5075 * function.c (get_last_funcdef_no): New function.
5076 * function.h (get_last_funcdef_no): Declare.
5077 * tree-inline.c (initialize_cfun): Add initialization.
5078 (tree_function_versioning): Cleanup.
5080 2007-01-10 Jan Hubicka <jh@suse.cz>
5082 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5085 2007-01-10 Sa Liu <saliu@de.ibm.com>
5086 Ben Elliston <bje@au.ibm.com>
5088 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5089 for SAVE_NONLOCAL and Pmode for any other save level.
5090 * spu-protos.h (spu_restore_stack_block): Declare.
5091 * spu.md (save_stack_block): Remove.
5092 (restore_stack_block): Call spu_restore_stack_block.
5093 * spu.c (spu_restore_stack_block): New function.
5094 (spu_expand_epilogue): Remove old comment.
5096 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5098 PR tree-optimization/30322
5099 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5100 (cand_value_at): Return the value as aff_tree.
5101 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5102 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5103 aff_combination_mult): New functions.
5104 (aff_combination_add): Use aff_combination_add_cst.
5105 (aff_combination_convert): Allow conversions to a wider type.
5106 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5107 * tree-affine.h (aff_combination_mult): Declare.
5109 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5111 * doc/tm.texi: Update documentation to reflect reality of exec
5112 and start file search behaviours. Update copyright year.
5113 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5114 header file directories.
5116 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5118 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5119 (*cosxf2): Rename to cosxf2_i387.
5120 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5121 using X87MODEF12 mode macro. Rename patterns to
5122 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5124 (*cosdf2, *cossf2): Ditto.
5125 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5126 to match extended input operands.
5127 (sincos<mode>3): New expander.
5128 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5129 insn patterns and corresponding splitters.
5131 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5133 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5134 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5136 2007-01-09 Nicolas Pitre <nico@cam.org>
5139 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5141 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5143 * target.h (struct gcc_target): New field library_rtti_comdat.
5144 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5145 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5146 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5147 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5149 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5151 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5153 2007-01-08 Richard Guenther <rguenther@suse.de>
5155 * tree.h (force_fit_type_double): Export.
5156 (force_fit_type): Remove.
5157 * fold-const.c (force_fit_type_double): New function.
5158 (force_fit_type): Remove.
5159 (int_const_binop): Use it.
5160 (fold_convert_const_int_from_int): Likewise.
5161 (fold_convert_const_int_from_real): Likewise.
5162 (fold_div_compare): Likewise.
5163 (fold_sign_changed_comparison): Likewise.
5164 (fold_unary): Likewise.
5165 (fold_negate_const): Likewise.
5166 (fold_abs_const): Likewise.
5167 (fold_not_const): Likewise.
5168 * c-common.c (shorten_compare): Use force_fit_type_double.
5169 * convert.c (convert_to_pointer): Likewise.
5171 2007-01-08 Richard Guenther <rguenther@suse.de>
5173 * tree.h (build_int_cst_wide_type): Export.
5174 * tree.c (build_int_cst_wide_type): New function.
5175 (build_int_cst_wide): Fix comment.
5176 * builtins.c (fold_builtin_object_size): Use build_int_cst
5177 to build -1 or 0 of the correct type. Use fit_double_type
5178 to check for overflow.
5179 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5181 (decode_field_reference): Likewise.
5182 (all_ones_mask_p): Likewise.
5183 (native_interpret_int): Use build_int_cst_wide_type.
5184 (fold_binary): Use build_int_cst_type to build an all-ones
5186 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5188 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5190 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5192 2007-01-09 Ben Elliston <bje@au.ibm.com>
5194 * genautomata.c (STATS_OPTION): New option.
5195 (stats_flag): New flag.
5196 (gen_automata_option): Handle it.
5197 (initiate_automaton_gen): Ditto.
5198 (write_automata): Output statistics only if stats_flag is
5199 set. Likewise, output time statistics only if time_flag is set.
5200 * doc/md.texi (Processor pipeline description): Document new flag.
5202 2007-01-08 Richard Guenther <rguenther@suse.de>
5204 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5205 * tree.c (build_int_cst_type): Likewise.
5206 (size_in_bytes): Don't call force_fit_type on the result.
5207 (int_fits_type_p): Use fit_double_type.
5208 * fold-const.c (fit_double_type): New function.
5209 (force_fit_type): Use it.
5210 * tree.h (fit_double_type): Export.
5212 2007-01-08 Jan Hubicka <jh@suse.cz>
5214 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5215 * ipa.c (function_and_variable_visibility): Fix return type.
5217 2007-01-08 Richard Guenther <rguenther@suse.de>
5219 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5220 of offset to build the index.
5221 * tree-pretty-print.c (dump_generic_node): Don't build negated
5222 const just for printing.
5223 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5224 * builtins.c (fold_builtin_int_roundingfn): Check if result
5225 fits the type by using force_fit_type and comparing the result.
5226 * predict.c (predict_loops): Use compare_tree_int for comparison.
5227 * tree.c (build_int_cst): Fall back to integer_type_node for
5229 (build_int_cst_wide): Assert type is non-null.
5231 2007-01-08 Roberto Costa <roberto.costa@st.com>
5233 * tree-vrp.c (extract_range_from_cond_expr): New.
5234 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5235 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5237 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5238 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5239 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5240 used as expressions.
5241 * tree-object-size.c (cond_expr_object_size): New.
5242 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5244 2007-01-08 Jan Hubicka <jh@suse.cz>
5246 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5247 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5250 2007-01-08 Richard Guenther <rguenther@suse.de>
5252 PR tree-optimization/23603
5253 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5254 (extract_range_from_binary): Fall back to truthvalue instead of
5255 varying for TRUTH_*_EXPR.
5256 (extract_range_from_comparison): Fall back to truthvalue instead of
5258 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5259 if all visited PHI values were constant.
5261 2007-01-08 Jan Hubicka <jh@suse.cz>
5263 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5264 (cgraph_analyze_function): break out from ...
5265 (cgraph_finalize_compilation_unit): ... here.
5266 (cgraph_expand_function): Remove forgoten commented out line.
5267 (cgraph_optimize): Analyze functions.
5269 2007-01-08 Jan Hubicka <jh@suse.cz>
5271 * tree-pas.h (TODO_remove_function): New flag.
5272 (TODO_update*): Renumber.
5273 (pass_ipa_increase_alignment,
5274 pass_ipa_function_and_variable_visibility): New passes.
5275 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5276 (cgraph_function_and_variable_visibility): Move to ipa.c
5277 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5278 cgraph_increase_alignment.
5279 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5280 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5281 calling tree-inline.
5282 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5283 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5284 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5285 (gate_increase_alignment): New function.
5286 (pass_ipa_increase_alignment): New pass.
5287 * ipa.c: Inline tree-pass.h and timevar.h
5288 (function_and_variable_visibility): Move here from cgraphunit.c
5289 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5290 * passes.c (init_optimization_passes): Add the two new passes.
5291 (execute_todo): Handle cgraph_remove_functions.
5293 2007-01-08 Nick Clifton <nickc@redhat.com>
5295 * config/frv/predicates.md (reg_or_0_operand): Accept
5298 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5300 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5301 * config.gcc: Add bfin*-rtems*.
5303 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5305 * c.opt: Add -flax-vector-conversions.
5306 * c-typeck.c (convert_for_assignment): Pass flag to
5307 vector_types_convertible_p to allow emission of note.
5308 (digest_init): Likewise.
5309 * c-opts.c: Handle -flax-vector-conversions.
5310 * c-common.c (flag_lax_vector_conversions): New.
5311 (vector_types_convertible_p): Unless -flax-vector conversions
5312 has been passed, disallow conversions between vectors with
5313 differing numbers of subparts and/or element types. If such
5314 a conversion is disallowed, possibly emit a note on the first
5315 occasion only to inform the user of -flax-vector-conversions.
5316 The new last argument specifies this.
5317 * c-common.h (flag_lax_vector_conversions): New.
5318 (vector_types_convertible_p): Add extra argument.
5319 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5320 char_type_node for V*QI type vectors.
5321 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5322 Update to satisfy new typechecking rules.
5323 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5325 * doc/invoke.texi (C Dialect Options): Document
5326 -flax-vector-conversions.
5328 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5330 PR tree-optimization/29877
5331 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5332 a register variable on the RHS to not be replaceable.
5334 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5335 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5336 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5337 const_simm15, const_pow2, const_npow2): Added.
5338 * config/score/misc.md (insv, extv, extzv, movmemsi,
5339 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5340 * config/score/score.c (score_address_cost, score_select_cc_mode):
5342 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5343 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5344 Update score_print_operand.
5345 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5346 Adjust register allocate order and update some macro define.
5347 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5348 mdx_block_move_straight, mdx_block_move_loop_head,
5349 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5350 mdx_block_move): Added.
5351 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5352 mdp_limm): Updated and fix some bug and typo.
5353 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5354 (movsf, movdf, doloop_end): Added.
5356 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5358 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5359 config/arm/thumb2.md: Fix comment typos.
5360 * doc/extend.texi: Fix a typo.
5362 2007-01-07 Eric Christopher <echristo@apple.com>
5364 * configure.ac: Check for __stack_chk_fail for darwin.
5365 * configure: Regenerate.
5367 2007-01-07 Richard Guenther <rguenther@suse.de>
5369 * tree-vrp.c (extract_range_from_assert): CSE calls to
5370 compare_values where possible.
5371 (extract_range_from_unary_expr): Likewise.
5373 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5375 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5376 * config/avr/avr.c (call_insn_operand): Delete function.
5377 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5378 instead of register number. Use predicates.
5379 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5380 call_insn_operand): Add.
5382 2007-01-06 Jan Hubicka <jh@suse.cz>
5384 * tree-pass.h (pass_build_cgraph_edges): Declare.
5385 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5386 (visited_nodes): Remove.
5387 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5388 build_cgrpah_edges; make visited_nodes local.
5389 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5390 (record_references_in_initializer): Move to cgraphbuild.c
5391 (initialize_inline_failed, rebuild_cgraph_edges,
5392 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5393 (verify_cgraph_node): Make visited_nodes local.
5394 (cgraph_analyze_function): Do not call cgraph_create_edges and
5395 initialize_inline_failed.
5396 (cgraph_expand_function): Do not call cgraph_lower_function;
5397 assert that function is already lowered.
5398 * Makefile.in (cgraphbuild.o): New.
5399 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5400 at the end of lowering passes.
5402 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5404 * ifcvt.c (cond_move_convert_if_block): New function, code
5405 factored out from...
5406 (cond_move_process_if_block): ...here. Call the new function
5407 on the THEN and ELSE blocks.
5408 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5409 already takes care of this.
5411 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5414 * tree.h (TREE_OVERFLOW_P): New.
5415 * c-typeck.c (parser_build_unary_op): Warn only if result
5416 overflowed and operands did not.
5417 (parser_build_binary_op): Likewise.
5418 (convert_for_assignment): Remove redundant overflow_warning.
5419 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5421 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5423 * c-typeck.c (store_init_value): Split over two lines to follow
5424 the GNU coding style.
5426 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5428 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5429 __GXX_EXPERIMENTAL_CXX0X__.
5430 * doc/cpp.texi: Same.
5432 2007-01-05 Richard Guenther <rguenther@suse.de>
5435 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5436 with mismatched types. Instead explicitly build a
5437 conversion NOP_EXPR.
5439 2007-01-05 Ian Lance Taylor <iant@google.com>
5441 * c-common.c (decl_with_nonnull_addr_p): New function.
5442 (c_common_truthvalue_conversion): Call it.
5443 * c-typeck.c (build_binary_op): Likewise.
5444 * c-common.h (decl_with_nonnull_addr_p): Declare.
5446 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5449 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5452 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5454 * doc/install.texi (Final install): Document the fact that
5455 the GNAT runtime should not be stripped.
5457 2007-01-04 Jan Hubicka <jh@suse.cz>
5459 * tree-inline.c (fold_marked_statements): Update operand caches
5460 and EH after folding
5462 2007-01-04 Ian Lance Taylor <iant@google.com>
5464 * c-common.c (check_function_nonnull): Whitespace fix.
5466 2007-01-04 Jan Hubicka <jh@suse.cz>
5468 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5469 comitted older version of patch.
5470 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5471 function, celanup cfg and collect garbage.
5473 2007-01-04 Mike Stump <mrs@apple.com>
5475 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5478 2007-01-04 Eric Christopher <echristo@apple.com>
5480 * libgcc2.c (__bswapsi2): Use SItype.
5481 (__bswapdi2): Use DItype.
5482 * libgcc2.h: Update for above.
5484 2007-01-04 Paul Brook <paul@codesourcery.com>
5486 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5487 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5488 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5489 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5490 umulsi3_highpart): Make conditional on !arm_arch6.
5491 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5492 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5493 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5494 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5495 umulsi3_highpart_v6): New insns.
5497 2007-01-04 Roger Sayle <roger@eyesopen.com>
5499 * fold-const.c (fold_convert): When casting an expression to void,
5500 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5501 have a type. Instead of attempting to build a NOP_EXPR, return
5502 these "special" trees directly.
5504 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5506 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5507 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5508 rs6000_cost->fp not 0 as adjustment for outer NEG.
5510 2007-01-04 Jan Hubicka <jh@suse.cz>
5512 * cgraph.c (cgraph_release_function_body): New function.
5513 (cgraph_remove_node): Use it.
5514 * cgraph.h (cgraph_release_function_body): Declare.
5515 * cgraphunit.c (cgraph_expand_function): Use it.
5516 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5517 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5518 is initialized and while compilation of other function is running.
5519 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5520 statement CFG annotations from here to ...
5521 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5523 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5525 * cfgloop.h (enum li_flags): Make the constants powers of two.
5527 2007-01-04 Jan Hubicka <jh@suse.cz>
5529 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
5531 (fold_marked_statements): New function.
5532 (optimize_inline_calls, tree_function_versioning): Fold new statements.
5533 * tree-inline.h (copy_body_data): Add statements_to_fold.
5535 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
5537 * config.gcc: Mention libgcc/config.host.
5538 * Makefile.in: Update comments mentioning libgcc.
5539 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
5540 (all.cross, start.encap, rest.encap, rest.cross): Update
5541 dependencies for libgcc move.
5542 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
5543 (clean-target, clean-target-libgcc): Delete.
5544 (srcdirify, GCC_EXTRA_PARTS): New macros.
5545 (libgcc-support, libgcc.mvars): New rules.
5546 (distclean): Remove mention of mklibgcc.
5547 (install): Don't reference INSTALL_LIBGCC.
5548 (install-common): Don't reference EXTRA_PARTS.
5549 (install-libgcc, install-multilib): Delete rules.
5550 * mklibgcc.in: Delete file.
5551 * doc/configfiles.texi: Don't mention mklibgcc.
5553 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
5554 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
5555 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
5556 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
5557 (mklibgcc, ldblspecs): Likewise.
5559 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
5560 (posixpre.def): Use $(T).
5561 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
5562 (SHLIB_SRC, SHLIB_INSTALL): Delete.
5563 (SHLIB_LINK): Make dummy.
5564 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
5566 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
5568 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
5569 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
5570 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
5571 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
5573 * configure.ac (all_outputs): Remove mklibgcc.
5574 * configure: Regenerated.
5576 2007-01-03 Josh Conner <jconner@apple.com>
5579 * calls.c (compute_argument_addresses): Set stack and stack_slot
5580 for partial args, too.
5581 (store_one_arg): Use locate.size.constant for the size when
5582 generating a save_area.
5584 2007-01-03 Robert Kennedy <jimbob@google.com>
5586 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
5587 whose definitions are deleted due to basic block merging.
5589 2007-01-03 Paul Brook <paul@codesourcery.com>
5592 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
5594 (use_return_insn): Return 0 for Thumb interrupt functions.
5595 (print_multi_reg): Add rfe argument for IRQ returns.
5596 (arm_output_epilogue): Pop interrupt return address directly into PC.
5597 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
5599 2007-01-03 Paul Brook <paul@codesourcery.com>
5601 Merge from sourcerygxx-4_1.
5602 * config/arm/thumb2.md: New file.
5603 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
5605 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
5606 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5607 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
5608 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
5610 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5611 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
5613 * config/arm/ieee754-sf.S: Ditto.
5614 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
5615 (thumb1_base_register_rtx_p): ... to this.
5616 (thumb_index_register_rtx_p): Rename...
5617 (thumb1_index_register_rtx_p): ... to this.
5618 (thumb_output_function_prologue): Rename...
5619 (thumb1_output_function_prologue): ... to this.
5620 (thumb_legitimate_address_p): Rename...
5621 (thumb1_legitimate_address_p): ... to this.
5622 (thumb_rtx_costs): Rename...
5623 (thumb1_rtx_costs): ... to this.
5624 (thumb_compute_save_reg_mask): Rename...
5625 (thumb1_compute_save_reg_mask): ... to this.
5626 (thumb_final_prescan_insn): Rename...
5627 (thumb1_final_prescan_insn): ... to this.
5628 (thumb_expand_epilogue): Rename...
5629 (thumb1_expand_epilogue): ... to this.
5630 (arm_unwind_emit_stm): Rename...
5631 (arm_unwind_emit_sequence): ... to this.
5632 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
5633 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
5634 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
5635 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
5636 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
5637 thumb2_output_casesi): New functions.
5638 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
5639 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
5640 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
5641 THUMB2_WORK_REGS): Define.
5642 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
5643 arm_condexec_mask, arm_condexec_masklen)): New variables.
5644 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
5645 (arm_override_options): Check new CPU capabilities.
5646 Set new architecture flag variables.
5647 (arm_isr_value): Handle v7m interrupt functions.
5648 (user_return_insn): Return 0 for v7m interrupt functions. Handle
5650 (const_ok_for_arm): Handle Thumb-2 constants.
5651 (arm_gen_constant): Ditto. Use movw when available.
5652 (arm_function_ok_for_sibcall): Return false for v7m interrupt
5654 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
5655 (thumb_find_work_register, arm_load_pic_register,
5656 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
5657 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
5658 print_multi_reg, output_mov_long_double_fpa_from_arm,
5659 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
5660 output_mov_double_fpa_from_arm, output_move_double,
5661 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
5662 output_return_instruction, arm_output_function_prologue,
5663 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
5664 arm_output_mi_thunk, thumb_set_return_address): Ditto.
5665 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
5666 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
5667 (arithmetic_instr, shift_op): Use arm_shift_nmem.
5668 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
5670 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
5671 (thumb_expand_prologue): Use thumb_set_frame_pointer.
5672 (arm_file_start): Output directive for unified syntax.
5673 (arm_unwind_emit_set): Handle stack alignment instruction.
5674 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
5675 Add v6t2, v7, v7a, v7r and v7m.
5676 (RETLDM): Add Thumb-2 code.
5677 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
5678 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
5679 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
5680 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
5681 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
5682 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
5683 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
5684 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
5685 ADJUST_INSN_LENGTH): Define.
5686 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
5687 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
5688 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
5689 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
5690 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
5691 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
5692 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
5693 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
5694 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
5695 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
5696 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
5697 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
5698 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
5699 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
5700 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
5701 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
5702 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
5704 * config/arm/arm-tune.md: Regenerate.
5705 * config/arm/arm-protos.h: Update prototypes.
5706 * config/arm/vfp.md: Enable patterns for Thumb-2.
5707 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
5708 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
5709 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
5710 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
5711 * config/arm/libunwind.S: Add Thumb-2 code.
5712 * config/arm/constraints.md: Update include Thumb-2.
5713 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
5714 * config/arm/ieee754-df.S: Ditto.
5715 * config/arm/bpabi.S: Ditto.
5716 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
5717 * config/arm/predicates.md (low_register_operand,
5718 low_reg_or_int_operand, thumb_16bit_operator): New.
5719 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
5720 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
5721 * config/arm/t-arm-elf: Add armv7 multilib.
5722 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
5724 (UNSPEC_STACK_ALIGN, ce_count): New.
5725 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
5726 arm_zero_extendsidi2, arm_zero_extendqidi2): New
5728 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
5729 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
5730 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
5731 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
5732 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
5733 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
5735 * doc/extend.texi: Document ARMv7-M interrupt functions.
5736 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
5738 2007-01-03 Jakub Jelinek <jakub@redhat.com>
5740 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
5741 (struct _Unwind_Context): Rename args_size to flags, remove
5742 signal_frame field, add a new args_size field and version field.
5743 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
5744 _Unwind_IsExtendedContext): New inline functions.
5745 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
5746 Assume by_value array is only present if _Unwind_IsExtendedContext.
5747 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
5748 _Unwind_IsSignalFrame.
5749 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
5750 (uw_update_context_1): Use _Unwind_SetSignalFrame.
5751 (uw_init_context_1): Initialize context->flags to
5752 EXTENDED_CONTEXT_BIT.
5753 * config/rs6000/linux-unwind.h (frob_update_context): Use
5754 _Unwind_SetSignalFrame.
5756 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5759 * gimplify.c (gimplify_modify_expr_complex_part): Move below
5760 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
5763 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
5765 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
5766 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
5767 RET, AT_SP): Remove.
5768 * config/i386/i386.md (*sse_prologue_save_insn): Use return
5771 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5772 * cfgbuild.c (find_basic_blocks): Likewise.
5773 * cfgrtl.c (rtl_create_basic_block): Likewise.
5774 * function.c (temp_slots_at_level): Likewise.
5775 * reg-stack.c (stack_regs_mentioned): Likewise.
5776 * regclass.c (allocate_reg_info): Likewise.
5777 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5778 set_bb_for_stmt, move_block_to_fn): Likewise.
5779 * tree-complex.c (tree_lower_complex): Likewise.
5780 * vec.h (VEC_safe_grow_cleared): New.
5782 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
5784 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
5786 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
5787 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
5789 * cfgloopmanip.c (scale_loop_frequencies): Export.
5790 (loopify): Scale the frequencies by prescribed coefficients.
5791 (set_zero_probability): New function.
5792 (duplicate_loop_to_header_edge): Improve updating of frequencies.
5793 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
5794 and frequencies according to arguments.
5795 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
5797 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
5798 * modulo-sched.c (sms_schedule): Set probabilities for entering
5799 versioned loop correctly.
5800 * tree-vect-transform.c (vect_transform_loop): Ditto.
5801 * cfgloop.h (loopify, loop_version): Declaration changed.
5802 (scale_loop_frequencies): Declared.
5804 2007-01-02 Jan Hubicka <jh@suse.cz>
5806 * cgraph.c: Include tree-flow.h
5807 (cgraph_add_new-function): Handle IPA_SSA mode; execute
5809 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
5810 * tree-pass.h (pass_all_early_optimizations): Declare.
5811 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
5813 (cgraph_analyze_function): Do early_local_passes.
5814 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
5815 Do not add referenced vars.
5816 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
5818 (gate_all_early_local_passes): New gate.
5819 (pass_early_local_passes): Use new gate.
5820 (execute_early_local_optimizations): New functions.
5821 (gate_all_early_optimizations): New gate.
5822 (pass_all_early_optimizations): New pass.
5823 (execute_free_datastructures): Free SSA only when initialized.
5824 (gate_init_datastructures): Init only when optimizing.
5825 (tree_lowering_passes): Do early local passes when called late.
5826 * tree-profile.c (do_tree_profiling): Don't profile functions added
5828 (do_early_tree_profiling, pass_early_tree_profile): Kill.
5829 * tree-cfg.c (update_modified_stmts): Do not update when operands are
5831 * passes.c (init_optimizations_passes): Reorder so we go into SSA
5832 during early_local_passes.
5833 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
5836 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
5838 * Makefile.in: Update copyright year.
5840 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
5842 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
5843 in $(lang_checks) and check-consistency targets.
5845 2007-01-02 Jan Hubicka <jh@suse.cz>
5847 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
5848 Do not add referenced vars.
5849 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
5851 * passes.c (init_optimization_passes): Put mudflap_2 after
5852 free_datastructures.
5854 2007-01-02 Jan Hubicka <jh@suse.cz>
5856 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
5857 Set NOTHROW flag on call statements proved to be nothrow.
5858 Update statement of local calls so new pure/const functions are
5859 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
5861 (tree_rest_of_compilation): Register hooks and initialize bitmap
5862 early. Do not set after_inlining flag.
5864 2007-01-02 Steve Ellcey <sje@cup.hp.com>
5866 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
5867 HOST_BITS_PER_LONGLONG
5869 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5872 * c-typeck.c (store_init_value): Don't emit pedantic overflow
5873 warning for non-static initializers.
5875 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
5877 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
5878 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
5879 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
5880 Always use set_unique_reg_note to add REG_EQUAL notes.
5882 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5885 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5887 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5888 * cfgbuild.c (find_basic_blocks): Likewise.
5889 * cfgrtl.c (rtl_create_basic_block): Likewise.
5890 * function.c (temp_slots_at_level): Likewise.
5891 * reg-stack.c (stack_regs_mentioned): Likewise.
5892 * regclass.c (allocate_reg_info): Likewise.
5893 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5894 set_bb_for_stmt, move_block_to_fn): Likewise.
5895 * tree-complex.c (tree_lower_complex): Likewise.
5896 * vec.h (VEC_safe_grow_cleared): New.
5898 2007-01-02 Ian Lance Taylor <iant@google.com>
5900 * c-common.c (c_common_truthvalue_conversion): When warning about
5901 using an assignment as a truth value, set TREE_NO_WARNING.
5903 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5906 * c.opt (Wold-style-declaration): New.
5907 * doc/invoke.texi (C-only Warning Options): New.
5908 (Wold-style-declaration): Document it.
5909 (Wextra): Enabled by -Wextra.
5910 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5911 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
5912 -Wold-style-declaration.
5914 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5916 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5917 * cfgbuild.c (find_basic_blocks): Likewise.
5918 * cfgrtl.c (rtl_create_basic_block): Likewise.
5919 * function.c (temp_slots_at_level): Likewise.
5920 * reg-stack.c (stack_regs_mentioned): Likewise.
5921 * regclass.c (allocate_reg_info): Likewise.
5922 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5923 set_bb_for_stmt, move_block_to_fn): Likewise.
5924 * tree-complex.c (tree_lower_complex): Likewise.
5925 * vec.h (VEC_safe_grow_cleared): New.
5927 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
5929 * c-common.c (c_common_nodes_and_builtins): Since variants of
5930 void_type_node get built before it is given a name, we need to
5931 give those variants the name, too.
5932 (complete_array_type): We need to work with the canonical main
5933 type of the array, from which we will build the qualified version.
5934 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
5935 * print-tree.c (print_node): Display canonical type information
5937 * stor-layout.c (layout_type): When we don't know the
5938 alignment of a type for which we're building an array, we end up
5939 guessing wrong, so make the type require structural equality.
5940 * tree.c (make_node_stat): When we build a new type, it is its
5942 (build_type_attribute_qual_variant): When building an attribute
5943 variant, its canonical type is the non-attribute variant. However,
5944 if the attributes are target-dependent and they differ, we need to
5945 use structural equality checks for this type.
5946 (build_qualified_type): A qualified type is not equivalent to its
5947 unqualified variant; set the canonical type appropriately.
5948 (build_distinct_type_copy): When building a distinct type from
5949 another type, the new type is its own canonical type.
5950 (build_variant_type_copy): When building a new type variant, we
5951 assume that it is equivalent to the original type.
5952 (build_pointer_type_for_mode): When building a pointer type, also
5953 build a canonical type pointer.
5954 (build_reference_type_for_mode): When building a reference type,
5955 also build a canonical type reference.
5956 (build_index_type): When we can't hash an index type (e.g.,
5957 because its maximum value is negative), the index type requires
5958 structural equality tests.
5959 (build_array_type): Build the canonical form of an array type.
5960 (build_function_type): Function types require structural equality,
5961 because they contain default arguments, attributes, etc.
5962 (build_method_type_directly): Ditto for method types.
5963 (build_offset_type): Build the canonical offset type.
5964 (build_complex_type): Build the canonical vector type.
5965 (make_vector_type): Build the canonical vector type.
5966 * tree.h (TYPE_CANONICAL): New.
5967 (TYPE_STRUCTURAL_EQUALITY_P): New.
5968 (SET_TYPE_STRUCTURAL_EQUALITY): New.
5969 (struct tree_type): Added "canonical" field.
5970 * params.h (VERIFY_CANONICAL_TYPES): New.
5971 * doc/c-tree.texi (TYPE_CANONICAL): Document.
5972 (TYPE_STRUCTURAL_EQUALITY_P): Document.
5973 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
5974 * doc/invoke.texi (verify-canonical-types): Document --param
5975 parameter for verifying canonical types.
5977 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5979 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
5980 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
5981 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
5982 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
5984 * config/rs6000/e500.h: New.
5985 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
5986 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
5988 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
5989 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
5990 TARGET_E500_DOUBLE): Remove.
5991 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
5992 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
5993 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
5994 * config/rs6000/rs6000.c (rs6000_override_options): Use
5997 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5999 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6000 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6001 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6002 rs6000_emit_cmove): Don't check TARGET_E500.
6003 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6004 sordered): Don't check TARGET_E500.
6006 2007-01-01 Eric Christopher <echristo@apple.com>
6008 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6009 HARD_REGISTER_NUM_P.
6011 2007-01-01 Roger Sayle <roger@eyesopen.com>
6013 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6014 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6015 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6018 2007-01-01 Mike Stump <mrs@apple.com>
6020 * configure.ac: Remove support for building with Apple's gcc-3.1.
6022 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6025 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6026 REG is a hard register. Do not modify REG before calling
6028 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6029 multiple of the size of YMODE for certain lowpart cases.
6031 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6034 * gimplify (voidify_wrapper_expr): Update for
6037 2007-01-01 Andreas Schwab <schwab@suse.de>
6040 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6041 save of BR0 in extra_spill_size instead of spill_size.
6042 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6044 (ia64_expand_epilogue): Restore BR0 from its new location.
6046 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6048 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6049 Use a temporary variable if the left hand side is not a gimple
6052 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6054 * gimplify.c (gimplify_return_expr): Make the temporary variable
6055 for the return expression, a gimple register variable.
6057 2007-01-01 Jan Hubicka <jh@suse.cz>
6059 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6062 2007-01-01 Mike Stump <mrs@apple.com>
6064 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6066 * config/darwin.c (machopic_select_rtx_section): Use
6068 (darwin_mergeable_constant_section): Likewise.
6069 * configure: Regenerate.
6070 * config.in: Regenerate.
6072 2007-01-01 Jan Hubicka <jh@suse.cz>
6073 Andrew Pinski <pinskia@gmail.com>
6075 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6076 before starting IPA passes.