1 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3 * calls.c (initialize_argument_information): Pass original EXP
4 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
5 code to split complex arguments here, as part of initializing the
7 (expand_call): Remove code that builds a list of arguments and
8 inserts implicit arguments into it. Instead, just count how many
9 implicit arguments there will be so we can determine the size of
10 the ARGS array, and let initialize_argument_information do the work.
11 (split_complex_values): Delete unused function.
13 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
15 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
17 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
19 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
20 for arg pointer based indexed addressing.
22 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
24 * config/ia64/ia64.h, config/ia64/ia64.md,
25 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
28 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
30 * config/m68k/m68k.c (split_di): New.
31 * config/m68k/m68k-protos.h: Declare split_di.
32 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
33 Improve predicate handling and split constant shifts.
35 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
37 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
38 parameter for register bitfield operations, general predicates
41 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
43 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
44 * config/m68k/linux-unwind.h: New file.
46 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
48 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
49 config/i386/athlon.md, config/ia64/ia64.md,
50 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
51 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
52 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
53 tree-ssa-loop-niter.c, tree-vect-analyze.c,
54 tree-vect-transform.c: Fix comment typos.
56 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
58 * sched-deps.c (find_insn_list): Remove.
59 * sched-int.h: Remove the prototype for find_insn_list.
61 2007-02-16 Geoffrey Keating <geoffk@apple.com>
63 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
65 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
66 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
67 darwin_rs6000_override_options.
68 (C_COMMON_OVERRIDE_OPTIONS): Expect
69 darwin_macosx_version_min to be non-NULL always.
70 (TARGET_C99_FUNCTIONS): Likewise.
71 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
72 (DARWIN_MINVERSION_SPEC): New.
73 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
74 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
76 (DARWIN_MINVERSION_SPEC): New.
77 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
79 * config/darwin-c.c (darwin_cpp_builtins): Expect
80 darwin_macosx_version_min to be non-NULL always.
82 * config/rs6000/rs6000.c: Clean up trailing whitespace.
84 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
86 * config/i386/i386.h (x86_use_xchgb): New.
87 (TARGET_USE_XCHGB): New macro.
88 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
89 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
90 Split after reload into bswaphi for shifts of 8.
91 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
92 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
93 or when optimizing for size.
95 2007-02-16 Richard Guenther <rguenther@suse.de>
96 Christian Bruel <christian.bruel@st.com>
98 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
99 DECLs but prefer SSA_NAMEs over DECLs.
101 2007-02-16 Richard Guenther <rguenther@suse.de>
103 * tree-flow-inline.h (single_imm_use_p): Remove.
104 (zero_imm_uses_p): Likewise.
105 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
106 instead of single_imm_use_p.
107 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
110 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
113 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
114 nested double- and backquotes.
116 2007-02-15 Roger Sayle <roger@eyesopen.com>
119 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
120 should be unreachable.
121 (build2_stat): Allow construction of MODIFY_EXPR at any time.
122 For the time being redirect GIMPLE_MODIFY_STMT to the new
123 (renamed) build_gimple_modify_stmt_stat.
124 (build2_gimple_stat): Rename to...
125 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
126 Always build a GIMPLE_MODIFY_STMT node.
127 * tree.h (build2_gimple, build2_gimple_stat): Delete.
128 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
131 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
132 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
133 * tree-complex.c (set_component_ssa_name, expand_complex_move,
134 expand_complex_div_wide): Likewise.
135 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
136 * tree-ssa-loop-im.c (schedule_sm): Likewise.
137 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
138 * tree-ssa-loop-manip.c (create_iv): Likewise.
139 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
140 abs_replacement): Likewise.
141 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
142 realify_fake_stores): Likewise.
144 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
145 node rather than a GIMPLE_MODIFY_STMT node.
146 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
147 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
149 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
150 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
153 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
156 * fold-const.c (fold_comparison): Add back the
157 folding of constant complex comparisions.
159 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
162 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
163 effects unknown to this function, return early.
165 2007-02-15 Ian Lance Taylor <iant@google.com>
167 * lower-subreg.c (move_eh_region_note): New static function.
168 (resolve_simple_move): Call it.
169 (decompose_multiword_subregs): Track blocks for which we resolve a
170 simple move which is also a control flow insn. Pass them to
171 find_many_sub_basic_blocks.
172 (pass_lower_subreg): Add TODO_verify_flow.
173 (pass_lower_subreg2): Likewise.
175 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
176 Brooks Moses <brooks.moses@codesourcery.com>
177 Lee Millward <lee.millward@codesourcery.com>
179 * tree.h (enum tree_code_class): Add tcc_vl_exp.
180 (VL_EXP_CLASS_P): New.
181 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
183 (TREE_OPERAND_CHECK_CODE): Likewise.
184 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
185 (TREE_RTL_OPERAND_CHECK): Likewise.
186 (tree_operand_check_failed): Make second parameter the whole tree
187 instead of its code. Fixed callers.
189 (TREE_OPERAND_LENGTH): New.
190 (VL_EXP_OPERAND_LENGTH): New.
192 (CALL_EXPR_STATIC_CHAIN): New.
193 (CALL_EXPR_ARGS): New.
194 (CALL_EXPR_ARG): New.
195 (call_expr_nargs): New.
196 (CALL_EXPR_ARGP): New.
197 (build_nt_call_list): Declare.
198 (build_vl_exp_stat): Declare.
200 (build_call_list): Declare.
201 (build_call_nary): Declare.
202 (build_call_valist): Declare.
203 (build_call_array): Declare.
204 (call_expr_arg): Declare.
205 (call_expr_argp): Declare.
206 (call_expr_arglist): Declare.
207 (fold_build_call_list): Declare.
208 (fold_build_call_list_initializer): Declare.
209 (fold_call_expr): Declare to replace fold_builtin.
210 (fold_builtin_fputs): Update to agree with modified definition.
211 (fold_builtin_strcpy): Likewise.
212 (fold_builtin_strncpy): Likewise.
213 (fold_builtin_memory_chk): Likewise.
214 (fold_builtin_stxcpy_chk): Likewise.
215 (fold_builtin_strncpy_chk): Likewise.
216 (fold_builtin_next_arg): Likewise.
217 (fold_build_call_expr): Declare.
218 (fold_builtin_call_list): Declare.
219 (fold_builtin_call_valist): Declare.
220 (build_call_expr): Declare.
221 (validate_arglist): Update to agree with modified definition.
222 (tree_operand_length): New.
223 (call_expr_arg_iterator): New.
224 (init_call_expr_arg_iterator): New.
225 (next_call_expr_arg): New.
226 (first_call_expr_arg): New.
227 (more_call_expr_args_p): New.
228 (FOR_EACH_CALL_EXPR_ARG): New.
230 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
232 (tree_code_size): Update documentation. Use sizeof (tree) rather
233 than sizeof (char *).
234 (tree_size): Likewise. Add case for tcc_vl_exp.
235 (tree_node_structure): Add case for tcc_vl_exp.
236 (contains_placeholder_p): Likewise.
237 (substitute_in_expr): Likewise.
238 (substitute_placeholder_in_expr): Likewise.
239 (stabilize_reference_1): Likewise.
240 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
241 to diagnose breakage of this interface for constructing CALL_EXPRs.
242 (build_nt): Add similar assertion here.
243 (build_nt_call_list): New.
244 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
245 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
247 (get_callee_fndecl): Use new CALL_EXPR accessors.
248 (tree_operand_check_failed): Change parameters to pass entire node
249 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
250 (process_call_operands): New.
251 (build_vl_exp_stat): New.
252 (build_call_list): New.
253 (build_call_nary): New.
254 (build_call_valist): New.
255 (build_call_array): New.
256 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
257 (call_expr_arglist): New.
259 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
260 tcc_vl_exp instead of a fixed-size tcc_expression.
262 * doc/c-tree.texi (CALL_EXPR): Document new representation and
263 accessors for CALL_EXPRs.
264 (AGGR_INIT_EXPR): Likewise.
266 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
267 Brooks Moses <brooks.moses@codesourcery.com>
268 Lee Millward <lee.millward@codesourcery.com>
270 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
271 (expand_builtin_nonlocal_goto): Change parameter to be entire
272 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
273 (expand_builtin_prefetch): Likewise.
274 (expand_builtin_classify_type): Likewise.
275 (mathfn_built_in): Return NULL_TREE instead of 0.
276 (expand_errno_check): Use new CALL_EXPR accessors.
277 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
278 Return NULL_RTX instead of 0.
279 (expand_builtin_mathfn_2): Likewise.
280 (expand_builtin_mathfn_3): Likewise.
281 (expand_builtin_interclass_mathfn): Likewise.
282 (expand_builtin_sincos): Likewise.
283 (expand_builtin_cexpi): Likewise.
284 (expand_builtin_int_roundingfn): Likewise.
285 (expand_builtin_int_roundingfn_2): Likewise.
286 (expand_builtin_pow): Likewise.
287 (expand_builtin_powi): Likewise.
288 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
289 of arglist, fixing callers appropriately. Use new CALL_EXPR
290 accessors and constructors. Return NULL_RTX instead of 0.
291 (expand_builtin_strstr): Likewise.
292 (expand_builtin_strchr): Likewise.
293 (expand_builtin_strrchr): Likewise.
294 (expand_builtin_strpbrk): Likewise.
295 (expand_builtin_memcpy): Likewise.
296 (expand_builtin_mempcpy): Likewise.
297 (expand_builtin_mempcpy_args): New.
298 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
299 (expand_builtin_memmove_args): New.
300 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
301 (expand_movstr): Likewise.
302 (expand_builtin_strcpy): Likewise.
303 (expand_builtin_strcpy_args): New.
304 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
305 (expand_builtin_strncpy): Likewise.
306 (expand_builtin_memset): Likewise.
307 (expand_builtin_memset_args): New.
308 (expand_builtin_bzero): Similarly to expand_builtin_memset.
309 (expand_builtin_memcmp): Likewise.
310 (expand_builtin_strcmp): Likewise.
311 (expand_builtin_strncmp): Likewise.
312 (expand_builtin_strcat): Likewise.
313 (expand_builtin_strncat): Likewise.
314 (expand_builtin_strspn): Likewise.
315 (expand_builtin_strcspn): Likewise.
316 (expand_builtin_args_info): Likewise.
317 (expand_builtin_va_start): Likewise.
318 (gimplify_va_arg_expr): Likewise.
319 (expand_builtin_va_end): Likewise.
320 (expand_builtin_va_copy): Likewise.
321 (expand_builtin_frame_address): Likewise.
322 (expand_builtin_alloca): Likewise.
323 (expand_builtin_bswap): Likewise.
324 (expand_builtin_unop): Likewise.
325 (expand_builtin_fputs): Likewise.
326 (expand_builtin_expect): Likewise.
327 (expand_builtin_fabs): Likewise.
328 (expand_builtin_copysign): Likewise.
329 (expand_builtin_printf): Likewise.
330 (expand_builtin_fprintf): Likewise.
331 (expand_builtin_sprintf): Likewise.
332 (expand_builtin_init_trampoline): Likewise.
333 (expand_builtin_signbit): Likewise.
334 (expand_builtin_fork_or_exec): Likewise.
335 (expand_builtin_sync_operation): Likewise.
336 (expand_builtin_compare_and_swap): Likewise.
337 (expand_builtin_lock_test_and_set): Likewise.
338 (expand_builtin_lock_release): Likewise.
339 (expand_builtin): Likewise.
340 (builtin_mathfn_code): Likewise.
342 (fold_builtin_constant_p): Pass call arguments individually instead
343 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
344 accessors and constructors. Return NULL_TREE instead of 0.
345 (fold_builtin_expect): Likewise.
346 (fold_builtin_classify_type): Likewise.
347 (fold_builtin_strlen): Likewise.
348 (fold_builtin_nan): Likewise.
349 (integer_valued_real_p): Likewise.
350 (fold_trunc_transparent_mathfn): Likewise.
351 (fold_fixed_mathfn): Likewise.
352 (fold_builtin_cabs): Likewise.
353 (fold_builtin_sqrt): Likewise.
354 (fold_builtin_cbrt): Likewise.
355 (fold_builtin_cos): Likewise.
356 (fold_builtin_cosh): Likewise.
357 (fold_builtin_tan): Likewise.
358 (fold_builtin_sincos): Likewise.
359 (fold_builtin_cexp): Likewise.
360 (fold_builtin_trunc): Likewise.
361 (fold_builtin_floor): Likewise.
362 (fold_builtin_ceil): Likewise.
363 (fold_builtin_round): Likewise.
364 (fold_builtin_int_roundingfn): Likewise.
365 (fold_builtin_bitop): Likewise.
366 (fold_builtin_bswap): Likewise.
367 (fold_builtin_logarithm): Likewise.
368 (fold_builtin_hypot): Likewise.
369 (fold_builtin_pow): Likewise.
370 (fold_builtin_powi): Likewise.
371 (fold_builtin_exponent): Likewise.
372 (fold_builtin_memset): Likewise.
373 (fold_builtin_bzero): Likewise.
374 (fold_builtin_memory_op): Likewise.
375 (fold_builtin_bcopy): Deleted; call site changed to invoke
376 fold_builtin_memory_op directly.
377 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
378 (fold_builtin_strncpy): Likewise.
379 (fold_builtin_memcmp): Likewise.
380 (fold_builtin_strcmp): Likewise.
381 (fold_builtin_strncmp): Likewise.
382 (fold_builtin_signbit): Likewise.
383 (fold_builtin_copysign): Likewise.
384 (fold_builtin_isascii): Likewise.
385 (fold_builtin_toascii): Likewise.
386 (fold_builtin_isdigit): Likewise.
387 (fold_builtin_fabs): Likewise.
388 (fold_builtin_abs): Likewise.
389 (fold_builtin_fmin_fmax): Likewise.
390 (fold_builtin_carg): Likewise.
391 (fold_builtin_classify): Likewise.
392 (fold_builtin_unordered_cmp): Likewise.
394 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
395 New functions split out from fold_builtin_1.
396 (fold_builtin_n): New.
397 (fold_builtin_varargs): New.
398 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
400 (fold_call_expr): New.
401 (build_function_call_expr): Rewrite to use new helper function.
402 (fold_builtin_call_list): New.
403 (build_call_expr): New.
404 (fold_builtin_call_valist): New.
405 (rewrite_call_expr): New.
407 (validate_arglist): Change parameter to be entire CALL_EXPR instead
408 of an arglist. Change return type to bool. Use new CALL_EXPR
411 (fold_builtin_strstr): 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_strchr): Likewise.
415 (fold_builtin_strrchr): Likewise.
416 (fold_builtin_strpbrk): Likewise.
417 (fold_builtin_strcat): Likewise.
418 (fold_builtin_strncat): Likewise.
419 (fold_builtin_strspn): Likewise.
420 (fold_builtin_strcspn): Likewise.
421 (fold_builtin_fputs): Likewise.
422 (fold_builtin_next_arg): Likewise.
423 (fold_builtin_sprintf): Likewise.
425 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
426 NULL_RTX instead of 0.
427 (expand_builtin_memory_chk): Likewise.
428 (maybe_emit_chk_warning): Likewise.
429 (maybe_emit_sprintf_chk_warning): Likewise.
431 (fold_builtin_object_size): Pass call arguments individually instead
432 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
433 accessors and constructors. Return NULL_TREE instead of 0.
434 (fold_builtin_memory_chk): Likewise.
435 (fold_builtin_stxcpy_chk): Likewise.
436 (fold_builtin_strncpy_chk): Likewise.
437 (fold_builtin_strcat_chk): Likewise.
438 (fold_builtin_strcat_chk): Likewise.
439 (fold_builtin_strncat_chk): Likewise.
440 (fold_builtin_sprintf_chk): Likewise.
441 (fold_builtin_snprintf_chk): Likewise.
442 (fold_builtin_printf): Likewise.
443 (fold_builtin_vprintf): Likewise.
445 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
447 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
448 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
449 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
450 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
451 (fold_unary): Likewise.
452 (fold_binary): Likewise.
453 (fold_ternary): Remove CALL_EXPR case, since they are no longer
455 (fold): Add logic for tcc_vl_exp.
456 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
457 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
458 (fold_build3_stat): Add assertion to flag broken interface for
459 constructing CALL_EXPRs.
460 (fold_build_call_list): New.
461 (fold_build_call_list_initializer): New.
462 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
464 (fold_strip_sign_ops): Likewise.
466 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
467 Brooks Moses <brooks.moses@codesourcery.com>
468 Lee Millward <lee.millward@codesourcery.com>
470 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
471 accessors and dump arguments explicitly.
473 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
475 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
477 (print_call_name): Use new CALL_EXPR accessors.
479 * print-tree.c (print_node): Add case tcc_vl_exp. Print
480 CALL_EXPR arguments explicitly instead of as a list. Use
481 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
483 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
484 (vrp_visit_stmt): Likewise.
486 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
487 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
489 (force_move_till_expr): Likewise.
491 * targhooks.c (default_external_stack_protect_fail): Use
492 build_call_expr instead of build_function_call_expr.
493 (default_hidden_stack_protect_fail): Likewise.
495 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
498 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
499 and walk arguments explicitly.
501 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
502 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
503 (expand_simple_operations): Likewise.
504 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
506 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
508 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
510 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
511 instead of TREE_CODE_LENGTH.
513 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
514 (tree_ic_transform): Likewise.
515 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
516 parameter instead of arglist. Fix callers.
517 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
518 (tree_stringops_transform): Likewise.
519 (tree_indirect_call_to_profile): Likewise.
520 (tree_stringops_values_to_profile): Likewise.
522 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
523 (eliminate_tail_call): Likewise.
525 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
527 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
528 Use TREE_OPERAND_LENGTH and generalize to handle any number of
530 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
532 * omp-low.c (build_omp_barrier): Use build_call_expr.
533 (lower_rec_input_clauses): Likewise.
534 (lower_reduction_clauses): Likewise.
535 (expand_parallel_call): Likewise.
536 (maybe_catch_exception): Likewise.
537 (expand_omp_for_generic): Likewise.
538 (expand_omp_for_static_nochunk): Likewise.
539 (expand_omp_sections): Likewise.
540 (lower_omp_single_simple): Likewise.
541 (lower_omp_single_copy): Likewise.
542 (lower_omp_master): Likewise.
543 (lower_omp_ordered): Likewise.
544 (lower_omp_critical): Likewise.
546 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
547 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
549 * tree-gimple.c (is_gimple_call_addr): Fix doc.
550 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
551 TREE_CODE_LENGTH. Add tcc_vl_exp case.
553 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
554 and generalize to handle any number of operands.
555 (chrec_contains_undetermined): Likewise.
556 (tree_contains_chrecs): Likewise.
557 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
559 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
561 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
562 fold_call_expr instead of fold_builtin.
563 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
564 match declarations there.
565 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
568 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
569 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
571 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
572 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
574 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
577 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
578 (execute_cse_sincos): Use new CALL_EXPR accessors.
580 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
582 * gimple-low.c (lower_function_body): Use build_call_expr.
583 (lower_builtin_setjmp): Likewise.
585 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
586 (set_storage_via_libcall): Likewise.
587 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
588 instead of TREE_CODE_LENGTH.
589 (expand_expr_real_1): Use new CALL_EXPR accessors.
591 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
592 generalize to handle any number of operands.
593 (TB_parent_eq): Likewise.
595 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
596 (strip_builtin_expect): Likewise.
598 * function.c (gimplify_parameters): Use build_call_expr.
600 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
601 instead of TREE_CODE_LENGTH.
603 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
604 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
606 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
609 * gimplify.c (build_stack_save_restore): Use build_call_expr.
610 (gimplify_decl_expr): Likewise.
611 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
612 Use new CALL_EXPR iterators.
613 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
614 (gimplify_modify_expr_to_memset): Likewise.
615 (gimplify_variable_sized_compare): Likewise.
616 (gimplify_omp_atomic_fetch_op): Likewise.
617 (gimplify_omp_atomic_pipeline): Likewise.
618 (gimplify_omp_atomic_mutex): Likewise.
619 (gimplify_function_tree): Likewise.
621 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
622 (call_expr_flags): Likewise.
623 (expand_call): Likewise.
625 * except.c (expand_builtin_eh_return_data_regno): Pass entire
626 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
629 * coverage.c (create_coverage): Use build_call_expr.
631 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
632 (temp_call_expr_obstack): New.
633 (pool_copy_list): Delete.
634 (temp_copy_call_expr): New.
635 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
636 CALL_EXPR accessors. Get rid of special goo for copying argument
637 lists and use temp_copy_call_expr instead.
638 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
640 (create_expression_by_pieces): Likewise. Use build_call_array
641 to construct the result instead of fold_build3.
642 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
643 dealing with argument lists.
644 (init_pre): Remove references to expression_node_pool and
645 list_node_pool. Init temp_call_expr_obstack instead.
646 (fini_pre): Remove references to expression_node_pool and
649 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
650 and walk arguments explicitly instead of as a list.
652 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
653 (mx_register_decls): Likewise.
654 (mudflap_register_call): Likewise.
655 (mudflap_finish_file): Likewise.
657 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
658 (ipa_callsite_compute_param): Likewise.
660 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
661 accessors and constructor.
663 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
664 accessors and constructor.
665 (convert_tramp_reference): Likewise.
666 (convert_call_expr): Likewise.
667 (finalize_nesting_tree_1): Likewise.
669 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
672 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
674 * tree-inline.c (initialize_inlined_parameters): Pass entire
675 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
677 (estimate_num_insns_1): Use new CALL_EXPR accessors.
678 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
680 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
681 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
682 (vectorizable_reduction): Likewise.
683 (vectorizable_call): Use new CALL_EXPR iterators.
684 (vectorizable_conversion): Use build_call_expr.
685 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
686 (vect_gen_widened_results_half): Use build_call_expr.
687 (vect_setup_realignment): Likewise.
688 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
690 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
691 (pass_through_call): Likewise.
692 (compute_object_sizes): Likewise. Use fold_call_expr instead of
695 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
696 (tree_gen_pow2_profiler): Likewise.
697 (tree_gen_one_value_profiler): Likewise.
698 (tree_gen_ic_func_profiler): Likewise.
699 (tree_gen_average_profiler): Likewise.
700 (tree_gen_ior_profiler): Likewise.
702 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
703 (find_func_aliases): Use new CALL_EXPR accessors. Add case
704 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
706 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
709 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
712 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
714 (convert_to_integer): Likewise.
716 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
719 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
720 Brooks Moses <brooks.moses@codesourcery.com>
721 Lee Millward <lee.millward@codesourcery.com>
723 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
725 * config/frv/frv.c (frv_expand_builtin): Likewise.
726 * config/s390/s390.c (s390_expand_builtin): Likewise.
728 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
729 (sparc_expand_builtin): Use new CALL_EXPR accessors.
731 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
732 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
733 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
734 (ix86_expand_store_builtin): Likewise.
735 (ix86_expand_unop_builtin): Likewise.
736 (ix86_expand_unop1_builtin): Likewise.
737 (ix86_expand_sse_compare): Likewise.
738 (ix86_expand_sse_comi): Likewise.
739 (ix86_expand_vec_init_builtin): Likewise.
740 (ix86_expand_vec_ext_builtin): Likewise.
741 (ix86_expand_vec_set_builtin): Likewise.
742 (ix86_expand_builtin): Use new CALL_EXPR accessors.
744 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
745 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
747 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
748 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
749 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
751 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
753 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
754 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
755 arglist. Use new CALL_EXPR accessors. Fix callers.
756 (altivec_expand_abs_builtin): Likewise.
757 (rs6000_expand_binop_builtin): Likewise.
758 (altivec_expand_predicate_builtin): Likewise.
759 (altivec_expand_lv_builtin): Likewise.
760 (spe_expand_stv_builtin): Likewise.
761 (altivec_expand_stv_builtin): Likewise.
762 (rs6000_expand_ternop_builtin): Likewise.
763 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
764 (altivec_expand_st_builtin): Likewise.
765 (altivec_expand_dst_builtin): Likewise.
766 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
767 arglist. Use new CALL_EXPR accessors. Fix callers.
768 (altivec_expand_vec_set_builtin): Likewise.
769 (altivec_expand_vec_ext_builtin): Likewise.
770 (altivec_expand_builtin): Use new CALL_EXPR accessors.
771 (spe_expand_builtin): Likewise.
772 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
773 arglist. Use new CALL_EXPR accessors. Fix callers.
774 (spe_expand_evsel_builtin): Likewise.
775 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
776 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
778 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
779 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
780 (arm_expand_unop_builtin): Likewise.
781 (arm_expand_builtin): Use new CALL_EXPR accessors.
783 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
786 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
787 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
788 (bfin_expand_unop_builtin): Likewise.
789 (bfin_expand_builtin): Use new CALL_EXPR accessors.
791 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
792 Brooks Moses <brooks.moses@codesourcery.com>
793 Lee Millward <lee.millward@codesourcery.com>
795 * c-semantics.c (build_stmt): Add internal diagnostic check.
797 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
798 accessors. Print arguments explicitly instead of as a list.
800 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
802 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
803 (c_finish_omp_flish): Likewise.
805 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
806 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
807 instead of TREE_CODE_LENGTH.
808 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
809 (c_warn_unused_result): Likewise.
811 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
814 * doc/invoke.texi (Warning Options): Remove
815 -Werror-implicit-function-declaration.
816 (Wimplicit-function-declaration): Update description.
817 * opts.c (common_handle_option): Move handling of -Werror=* to...
818 (enable_warning_as_error): ...here.
819 * opts.h (enable_warning_as_error): Declare.
820 * c-decl.c (implicit_decl_warning): Unless
821 -Wno-implicit-function-declaration is given, emit a pedwarn if
822 -std=c99 or emit a warning if -Wimplicit-function-declaration.
823 * c.opt (Wimplicit-function-declaration): Replace
824 mesg_implicit_function_declaration with
825 warn_implicit_function_declaration.
826 * c-opts.c (c_common_handle_option):
827 -Werror-implicit-function-declaration is exactly equal as
828 -Werror=implicit-function-declaration.
829 (set_Wimplicit): Replace mesg_implicit_function_declaration with
830 warn_implicit_function_declaration.
831 (c_common_post_options): -Wimplict-function-declaration is enabled
832 by default by -std=c99, otherwise is disabled by default.
833 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
835 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
837 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
838 DECL on the rhs to a DECL on the lhs for debug info purposes if the
839 former is ignored but not the latter.
841 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
843 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
844 is made and the reference doesn't use the alias set of its type,
845 do not create the temporary using that type.
847 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
849 * jump.c: Remove prototypes for delete_computation and
850 delete_prior_computation.
852 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
854 * jump.c (get_label_after): Delete.
855 (get_label_before, delete_computation, delete_jump,
856 delete_prior_computation, follow_jumps): Move...
857 * reorg.c (delete_computation, delete_prior_computation): ... here...
858 (get_label_before, delete_jump): ... making these static ...
859 (follow_jumps): ... and simplifying this since it only runs after
861 * rtl.h (get_label_after, get_label_before, delete_jump,
862 follow_jumps): Delete prototypes.
864 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
866 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
868 2007-02-15 Nick Clifton <nickc@redhat.com>
870 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
871 order to prevent it from being munged by the target.
873 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
875 * config/i386/i386.md: Remove misleading comment.
877 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
879 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
880 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
883 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
885 * tree-sra.c (instantiate_missing_elements): Canonicalize
887 (sra_build_assignment): New.
888 (generate_copy_inout, generate_element_copy,
889 generate_element_zero, generate_one_element_init): Use it.
891 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
893 * tree-sra.c (instantiate_missing_elements): Canonicalize
895 (sra_build_assignment): New.
896 (generate_copy_inout, generate_element_copy,
897 generate_element_zero, generate_one_element_init): Use it.
899 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
901 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
904 2007-02-14 Joseph Myers <joseph@codesourcery.com>
906 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
907 types as aggregates not scalars.
908 * function.c (assign_stack_temp_for_type): Likewise.
910 2007-02-14 Roger Sayle <roger@eyesopen.com>
911 Zdenek Dvorak <dvorakz@suse.cz>
913 * tree-dump.c (dump_switch_p_1): Require exact match of the option
916 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
918 * passes.c (next_pass_1): Clear the next field of the copied
921 2007-02-14 Richard Henderson <rth@redhat.com>
923 * tree-sra.c (early_sra): New.
924 (decl_can_be_decomposed_p): Deny va_list if early_sra.
925 (tree_sra_early, pass_sra_early): New.
926 * tree-pass.h (pass_sra_early): Declare.
927 * passes.c (init_optimization_passes): Use it.
929 2007-02-14 Richard Guenther <rguenther@suse.de>
931 * flags.h (issue_strict_overflow_warning): Convert to a macro.
933 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
935 PR tree-optimization/30771
936 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
938 (vect_analyze_operations): Induction phis can now be marked as
940 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
941 Update documentation accordingly.
943 2007-02-14 Nick Clifton <nickc@redhat.com>
945 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
946 most 3 arguments are supported.
947 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
949 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
951 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
952 Ensure dst->current is valid.
954 2007-02-13 Paul Brook <paul@codesourcery.com>
956 * config.gcc: Add arm*-*-uclinux-*eabi.
957 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
958 (SUBTARGET_EXTRA_LINK_SPEC): Define.
959 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
960 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
963 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
965 * config/arm/uclinux-eabi.h: New file.
966 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
967 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
970 2007-02-13 Ian Lance Taylor <iant@google.com>
972 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
973 * flags.h (warn_strict_overflow): Declare.
974 (enum warn_strict_overflow_code): Define.
975 (issue_strict_overflow_warning): New static inline function.
976 * opts.c (warn_strict_overflow): New variable.
977 (common_handle_option): Handle OPT_Wstrict_overflow and
978 OPT_Wstrict_overflow_.
979 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
981 * fold-const.c: Include intl.h.
982 (fold_deferring_overflow_warnings): New static variable.
983 (fold_deferred_overflow_warning): New static variable.
984 (fold_deferred_overflow_code): New static variable.
985 (fold_defer_overflow_warnings): New function.
986 (fold_undefer_overflow_warnings): New function.
987 (fold_undefer_and_ignore_overflow_warnings): New function.
988 (fold_deferring_overflow_warnings_p): New function.
989 (fold_overflow_warning): New static function.
990 (make_range): Add strict_overflow_p parameter. Change all
992 (extract_muldiv, extract_muldiv_1): Likewise.
993 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
994 tree_expr_nonnegative_p.
995 (fold_negate_expr): Call fold_overflow_warning.
996 (fold_range_test): Likewise.
997 (fold_comparison): Likewise.
998 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
999 instead of tree_expr_nonnegative_p.
1000 (tree_expr_nonnegative_warnv_p): Rename from
1001 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1002 (tree_expr_nonnegative_p): New function.
1003 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1004 strict_overflow_p parameter.
1005 (tree_expr_nonzero_p): New function.
1006 * passes.c (verify_interpass_invariants): New static function.
1007 (execute_one_pass): Call it.
1008 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1010 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1011 (estimate_numbers_of_iterations): Likewise.
1012 (scev_probably_wraps_p): Likewise.
1013 * tree-ssa-ccp.c: Include "toplev.h".
1014 (evaluate_stmt): Defer fold overflow warnings until we know we are
1016 (struct fold_stmt_r_data): Add stmt field.
1017 (fold_stmt_r): Defer fold overflow warnings until we know we
1019 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1020 (fold_stmt_inplace): Likewise.
1021 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1022 (cleanup_control_expr_graph): Defer fold overflow warnings until
1023 we know we are going to optimize.
1024 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1025 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1027 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1028 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1029 * tree-ssa-loop-manip.c (create_iv): Likewise.
1030 * c-typeck.c (build_conditional_expr): Likewise.
1031 (build_binary_op): Likewise.
1032 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1033 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1034 (extract_range_from_unary_expr): Likewise.
1035 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1036 assuming that signed overflow does not occur.
1037 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1038 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1039 (fold_defer_overflow_warnings): Declare.
1040 (fold_undefer_overflow_warnings): Declare.
1041 (fold_undefer_and_ignore_overflow_warnings): Declare.
1042 (fold_deferring_overflow_warnings_p): Declare.
1043 (tree_expr_nonzero_warnv_p): Declare.
1044 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1046 (Warning Options): Document -Wstrict-overflow.
1047 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1048 (tree-ssa-ccp.o): Likewise.
1049 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1050 (fold-const.o): Depend on intl.h.
1052 2007-02-13 Ian Lance Taylor <iant@google.com>
1055 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1058 2007-02-13 Stuart Hastings <stuart@apple.com>
1060 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1062 2007-02-13 Richard Henderson <rth@redhat.com>
1064 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1065 handled_component_p before looking for the indirect_ref.
1067 2007-02-13 Richard Henderson <rth@redhat.com>
1069 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1070 remove flags clobber.
1071 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1072 (bswaphi_lowpart): New.
1073 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1074 remove TARGET_BSWAP test. Delete expander of the same name.
1076 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1077 (expand_unop): Use them.
1079 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1081 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1082 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1083 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1084 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1085 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1086 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1087 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1088 assembler dialect choice from asm templates.
1090 2007-02-12 Richard Henderson <rth@redhat.com>
1092 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1093 (fixuns_trunc<SSEMODEF>si2): Use it.
1094 * config/i386/sse.md (vec_setv4sf_0): Export.
1095 * config/i386/i386.c (ix86_build_const_vector): Export.
1096 (ix86_split_convert_uns_si_sse): Rename from
1097 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1098 * config/i386/i386-protos.h: Update.
1100 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1103 * c-typeck.c (c_finish_return): Improve warning message.
1105 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1107 * alias.c (find_symbolic_term): Delete unused function.
1109 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1111 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1112 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1113 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1115 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1117 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1118 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1119 the function, temporarily point the debug interface to the null one.
1121 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1123 * dwarf2out.c (round_up_to_align): New static function.
1124 (field_byte_offset): Use it to round the offset.
1126 2007-02-12 Richard Henderson <rth@redhat.com>
1128 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1129 (inswl_const): Export.
1131 2007-02-12 Richard Henderson <rth@redhat.com>
1133 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1134 result mode of the libcall, convert back to outmode.
1136 2007-02-12 Roger Sayle <roger@eyesopen.com>
1138 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1139 (bswapdi2): New define_expand to implement 32-bit implementation.
1141 2007-02-12 Nick Clifton <nickc@redhat.com>
1143 * doc/invoke.texi (Overall Options): Document --help=.
1144 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1145 (cc1_options): Pass --help= on to cc1.
1146 (display_help): Add description of --help=.
1147 (process_command): Add code to handle --help=. Allow translated
1148 --help and --target-help switches to be passed on to compiler
1150 (main): Remove unused if statement.
1151 * opts.c (columns): Remove.
1152 (LEFT_COLUMN): Define.
1153 (wrap_help): Add columns argument.
1154 (print_filtered_help): Change parameters to be an include bitmask,
1155 an exclude bitmask, an any bitmask and the column width. Move the
1156 code to display the params list here. Add code to display the
1157 status of options rather than their descriptions if the quiet flag
1159 (print_specific_help): Change parameters to be an include bitmask,
1160 an exclude bitmask and an any bitmask. Move code to look up the
1161 column width here. Decide upon the title for an options listing.
1162 (common_handle_options): Add code to handle --help=. Adapt code
1163 for --help and --target-help to use the revised form of the
1164 print_specific_help function.
1165 (print_help): Delete.
1166 (print_param_help): Delete.
1167 (print_switch): Delete.
1168 * opts.h (cl_lang_count): Add prototype.
1169 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1170 CL_MAX_OPTION_CLASS): New defines.
1171 * optc-gen.awk: Add construction of cl_lang_count.
1172 * c.opt: Add Warning attribute to warning options and Optimization
1173 attribute to optimization options.
1174 * common.opt: Likewise.
1176 Add -fhelp and -ftarget-help as aliases for the transformed --help
1177 and --target-help options.
1178 * opt-functions.awk: Add code to handle Warning and Optimization
1181 2007-02-12 Richard Henderson <rth@redhat.com>
1183 * config/alpha/constraints.md: New file.
1184 * config/alpha/alpha.c: Include tm-constrs.h.
1185 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1186 alpha_extra_constraint): Remove.
1187 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1188 * config/alpha/alpha-protos.h: Update.
1189 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1190 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1191 (EXTRA_CONSTRAINT): Remove.
1192 * config/alpha/alpha.md: Include constraints.md.
1193 (adddi splitter): Use satisfies_constraint_*.
1194 * config/alpha/predicates.md (add_operand): Likewise.
1195 (sext_add_operand, addition_operation): Likewise.
1197 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1199 PR tree-optimization/29145
1200 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1201 in our handling of restrict qualified pointers.
1203 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1206 * doc/invoke.texi (Wunused-value): Update description.
1207 (Wextra): Delete item.
1208 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1209 value of Wunused-value.
1210 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1211 (c_finish_stmt_expr): Don't check extra_warnings.
1212 (emit_side_effect_warnings): The caller is responsible to check
1215 2007-02-11 Roger Sayle <roger@eyesopen.com>
1216 Matt Thomas <matt@3am-software.com>
1218 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1220 2007-02-11 Roger Sayle <roger@eyesopen.com>
1222 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1223 comparisons of POPCOUNT against zero.
1224 (simplify_const_relational_operation): Likewise.
1226 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1228 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1230 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1232 * dwarf2out.c (root_type): Delete unused function.
1234 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1236 * genattrtab.c (contained_in_p): Delete unused function.
1237 (write_expr_attr_cache): Likewise.
1239 2007-02-11 Jan Hubicka <jh@suse.cz>
1241 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1244 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1246 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1247 to add the REG_EQ* note.
1248 * see.c (see_merge_one_use_extension): Likewise.
1249 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1250 turn REG_EQUAL notes into REG_EQUIV notes if the target
1251 register may have more than one set.
1252 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1253 * gcse.c (try_replace_reg): Likewise.
1254 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1255 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1256 more than one REG_EQUIV note.
1257 * reload1.c (gen_reload): Use set_unique_reg_note.
1259 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1261 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1262 (ix86_builtin_conversion): New function.
1264 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1267 * tree.h (DECL_REPLACEABLE_P): New macro.
1268 * except.c (set_nothrow_function_flags): Likewise.
1270 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1271 Ira Rosen <irar@il.ibm.com>
1272 Dorit Nuzman <dorit@il.ibm.com>
1274 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1275 * targhooks.c (default_builtin_vectorized_conversion): New.
1276 * targhooks.h (default_builtin_vectorized_function): New declaration.
1277 * target.h (struct vectorize): Add builtin_conversion field.
1278 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1279 stmt_vec_info_type value.
1280 (vectorizable_conversion): New declaration.
1281 * tree-vect-analyze.c (vect_analyze_operations): Add
1282 vectorizable_conversion call.
1283 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1284 * tree-vect-transform.c (vectorizable_conversion): New function.
1285 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1286 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1288 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1289 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1290 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1291 or ALTIVEC_BUILTIN_VCFSX.
1293 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1296 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1297 CONST_DOUBLE and operand 0 is a hard register.
1298 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1299 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1300 is a hard floating-point register.
1302 2007-02-10 Richard Henderson <rth@redhat.com>
1303 Jakub Jelinek <jakub@redhat.com>
1304 Alexandre Oliva <aoliva@redhat.com>
1306 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1307 * builtin-types.def (BT_WORD): Make unsigned.
1308 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1309 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1310 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1311 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1312 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1313 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1315 * expr.c (emutls_var_address): New.
1316 (expand_expr_real_1): Expand emulated tls.
1317 (expand_expr_addr_expr_1): Likewise.
1318 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1319 * output.h (emutls_finish): Declare.
1320 * toplev.c (compile_file): Call it.
1321 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1322 address before wrapping in CONST.
1323 * varasm.c (emutls_htab, emutls_object_type): New.
1324 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1325 (get_emutls_object_name, get_emutls_object_type): New.
1326 (get_emutls_init_templ_addr, emutls_decl): New.
1327 (emutls_common_1, emutls_finish): New.
1328 (assemble_variable): When emulating tls, swap decls; generate
1329 constructor for the emutls objects.
1330 (do_assemble_alias): When emulating tls, swap decl and target name.
1331 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1333 * varpool.c (decide_is_variable_needed): Look at force_output.
1334 Recurse for emulated tls.
1335 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1336 with decide_is_variable_needed.
1337 * emutls.c: New file.
1338 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1339 tls_object for real tls.
1341 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1343 PR rtl-optimization/29599
1344 * reload1.c (eliminate_regs_in_insn): Take the destination
1345 mode into account when computing the offset.
1347 2007-02-09 Stuart Hastings <stuart@apple.com>
1348 Richard Henderson <rth@redhat.com>
1350 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1351 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1352 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1353 fixuns_truncdfhi2): New.
1354 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1355 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1356 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1357 (floatunssidf2): Allow nonimmediate source.
1358 * gcc/config/i386/sse.md (movdi_to_sse): New.
1359 (vec_concatv2di): Drop '*'.
1360 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1361 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1362 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1364 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1365 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1366 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1367 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1368 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1369 ix86_build_const_vector.
1370 (x86_emit_floatuns): Rewrite.
1372 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1374 * genautomata.c (longest_path_length): Delete unused function.
1375 (struct state): Delete unused longest_path_length.
1376 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1377 (get_free_state): Delete unused.
1379 2007-02-09 Jan Hubicka <jh@suse.cz>
1381 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1382 * doc/invoke.texi (inline-unit-growth): Update default value.
1384 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1385 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1386 (rebuild_cgraph_edges): Likewise.
1387 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1388 (dump_cgraph_node): Dump frequencies.
1389 (cgraph_clone_edge): Add frequency scales.
1390 (cgraph_clone_node): Add freuqnecy.
1391 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1392 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1393 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1394 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1395 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1396 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1397 (save_inline_function_body): Likewise.
1398 * ipa-inline.c: inluce rtl.h
1399 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1400 (cgraph_edge_badness): Use frequencies.
1401 (cgraph_decide_recursive_inlining): Update clonning.
1402 (cgraph_decide_inlining_of_small_function): Dump frequency.
1403 * predict.c (estimate_bb_frequencies): Export.
1404 * predict.h (estimate_bb_frequencies): Declare.
1405 * tree-inline.c (copy_bb): Watch overflows.
1406 (expand_call_inline): Update call of cgraph_create_edge.
1407 (optimize_inline_calls): Use TODO flags to update frequnecies.
1408 * passes.h: Include predict.h
1409 (init_optimization_passes): Move profile ahead.
1410 (execute_function_todo): Handle TODO_rebuild_frequencies.
1412 2007-02-09 Roger Sayle <roger@eyesopen.com>
1414 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1415 the insbl or inswl pattern into a register.
1417 2007-02-09 Roger Sayle <roger@eyesopen.com>
1419 * config/ia64/ia64.md (bswapdi2): New define_insn.
1421 2007-02-09 Richard Henderson <rth@redhat.com>
1423 * config/i386/constraints.md (Ym): New constraint.
1424 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1425 (movdi_1_rex64): Split sse and xmm general register moves from
1426 memory move alternatives. Use conditional register constraints.
1427 (movsf_1, movdf_integer): Likewise.
1428 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1429 (movdf_integer_rex64): New.
1430 (pushsf_rex64): Fix output constraints.
1431 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1432 (sse2_stored): Likewise.
1433 (sse2_storeq_rex64): New.
1434 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1435 amd and not generic.
1436 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1437 for optimize_size. Remove SF/DFmode hack.
1439 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1441 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1444 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1445 Richard Sandiford <richard@codesourcery.com>
1447 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1448 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1449 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1450 m68k/t-mlib to tmake_file.
1451 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1452 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1453 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1454 Allow it to be cf or m68k. Set m68k_arch_family. If that
1455 variable is not empty, add t-$m68k_arch_family to tmake_file.
1456 Add t-mlibs to tmake_file.
1457 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1458 * config/m68k/t-cf: New file.
1459 * config/m68k/t-m68k: Likewise.
1460 * config/m68k/t-mlibs: Likewise.
1461 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1462 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1463 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1464 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1465 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1467 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1468 (INSTALL_LIBGCC): Delete.
1469 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1470 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1471 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1472 (M68K_MLIB_CPU): Define.
1473 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1474 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1475 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1477 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1478 Richard Guenther <rguenther@suse.de>
1481 * fold-const.c (fold_comparison): Handle obfuscated comparisons
1482 against INT_MIN/INT_MAX.
1483 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
1484 file if a loop is removed.
1486 2007-02-09 Joseph Myers <joseph@codesourcery.com>
1488 * calls.c (store_one_arg): Pass correct alignment to
1489 emit_push_insn for non-BLKmode values.
1490 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
1491 unaligned stack slot via a suitably aligned slot.
1493 2007-02-08 DJ Delorie <dj@redhat.com>
1495 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
1497 (legal_subregs): Use unsigned char, make const.
1498 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
1500 2007-02-08 Paul Brook <paul@codesourcery.com>
1502 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
1503 special interworking needed.
1505 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
1507 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
1508 conditional to __SSE2__.
1509 (Entries below should have been added to first ChangeLog
1510 entry for amdfam10 dated 2007-02-05)
1511 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
1513 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
1515 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
1518 2007-02-08 DJ Delorie <dj@redhat.com>
1520 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
1521 * config/m32c/m32c.c (legal_subregs): New.
1522 (m32c_illegal_subreg_p): New.
1523 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
1524 unsupported subregs of hard regs.
1526 2007-02-08 Jan Hubicka <jh@suse.cz>
1528 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
1529 the same one; always update histograms.
1531 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1533 * passes.c (init_optimization_passes): Tidy comment.
1535 2007-02-08 Roger Sayle <roger@eyesopen.com>
1537 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
1538 strip zero_extend, bswap and rotates from POCOUNT's argument.
1539 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
1540 zero_extend and rotates from PARITY's argument.
1541 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
1542 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
1543 of an integer constant at compile-time.
1545 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1548 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
1550 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
1553 * tree-ssa-live.c (remove_unused_locals): Do not remove
1554 TREE_ADDRESSABLE variables.
1555 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
1556 * tree-ssa-operands.c (add_virtual_operand): Remove argument
1557 FOR_CLOBBER. Update all users.
1558 If VAR has an associated alias set, add a virtual operand for
1559 it if no alias is found to conflict with the memory reference.
1561 2007-02-07 Jan Hubicka <jh@suse.cz>
1562 Robert Kidd <rkidd@crhc.uiuc.edu>
1564 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
1566 2007-02-07 Ian Lance Taylor <iant@google.com>
1568 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
1570 2007-02-07 Roger Sayle <roger@eyesopen.com>
1572 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
1573 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
1574 tablejumpdi, movsi_to_cr_one): Remove constraints from
1575 define_expand's match_operands.
1577 2007-02-07 Roger Sayle <roger@eyesopen.com>
1579 * global.c (compute_regsets): Move declatation of "i" inside of
1580 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
1582 2007-02-07 Jakub Jelinek <jakub@redhat.com>
1585 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
1586 of INDIRECT_REF <RESULT_DECL>.
1588 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
1590 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
1591 Kaz Kojima <kkojima@gcc.gnu.org>
1594 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
1596 (sh_initialize_trampoline): Add parentheses to avoid a warning.
1598 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1600 * doc/loop.texi: Document possibility not to perform disambiguation
1601 of loops with multiple latches.
1602 * cfgloopmanip.c (alp_enum_p): Removed.
1603 (add_loop): Handle subloops. Use get_loop_body_with_size.
1604 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
1605 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
1606 the new forwarder block.
1607 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
1608 Handle the case latch is NULL.
1609 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
1610 when marking loop exits.
1611 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
1613 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
1614 disambiguate_loops_with_multiple_latches.
1615 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
1616 before fix_loop_structure.
1617 * cfgloop.c: Include pointer-set.h and output.h.
1618 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
1619 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
1620 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
1621 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
1622 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
1623 disambiguate_multiple_latches, get_loop_body_with_size,
1624 disambiguate_loops_with_multiple_latches): New functions.
1625 (flow_loop_dump): Dump multiple latch edges.
1626 (flow_loop_nodes_find): Handle loops with multiple latches.
1627 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
1628 (glb_enum_p): Modified.
1629 (get_loop_body): Use get_loop_body_with_size.
1630 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
1631 (AVOID_CFG_MODIFICATIONS): New constant.
1632 (disambiguate_loops_with_multiple_latches, add_loop,
1633 get_loop_body_with_size): Declare.
1634 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
1636 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
1639 * global.c (compute_regsets): New function.
1640 (global_alloc): Refactored ELIMINABLE_REGSET
1641 and NO_GLOBAL_ALLOC_REGS computation out.
1642 (rest_of_handle_global_alloc): Call compute_regsets()
1643 for non-optimizing case.
1645 2007-02-06 Richard Henderson <rth@redhat.com>
1647 * config/i386/constraints.md (Y2): Rename from Y.
1648 (Yi): New constraint.
1649 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
1650 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
1651 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
1652 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
1653 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
1654 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
1655 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
1656 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
1657 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
1658 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
1659 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
1660 vec_extractv2si_1): Change Y constraints to Y2.
1661 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
1662 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
1663 Change Y constraints to Y2.
1664 (sse2_loadld): Change Y constraints to x.
1666 2007-02-06 Roger Sayle <roger@eyesopen.com>
1668 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
1669 (parity<mode>2): New define_expand using rs6000_emit_parity.
1670 * config/rs6000/rs6000.c (rs6000_emit_popcount,
1671 rs6000_emit_parity): New functions.
1672 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
1673 rs6000_emit_parity): Prototype here.
1675 2007-02-06 Ian Lance Taylor <iant@google.com>
1677 * lower-subreg.c (simple_move_operand): Reject CONST.
1678 (resolve_clobber): Call validate_change rather than directly
1679 assigning to XEXP (pat, 0).
1681 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1683 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
1684 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
1685 (tree-cfg.o): Remove hashtab.h dependency.
1687 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
1688 (struct ivopts_data): Change niters to pointer_map_t.
1689 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
1690 (niter_for_exit): Create pointer_map on demand. Change for
1692 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
1693 (free_loop_data): Destroy data->niters if created and reset field.
1694 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
1695 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
1697 * tree-ssa-reassoc.c: Include pointer-set.h.
1698 (bb_rank): Change to long *.
1699 (operand_rank): Change to pointer_map_t.
1700 (find_operand_rank): Return long, -1 if not found. Declare as inline.
1701 (insert_operand_rank): Accept long.
1702 (operand_entry_hash, operand_entry_eq): Remove.
1703 (get_rank): Return long. Adjust for changes above.
1704 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
1706 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
1708 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
1709 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
1710 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
1712 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
1713 directly since it cannot be NULL.
1714 (get_vi_for_tree): Rewrite for pointer_map API.
1715 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
1716 (init_alias_vars): Create vi_for_tree as pointer_map.
1717 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
1719 * tree-cfg.c: Don't include hashtab.h.
1720 (edge_to_cases): Declare as pointer_map.
1721 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
1723 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
1724 (start_recording_case_labels): Create edge_to_cases as pointer_map.
1725 (end_recoding_case_labels): Cleanup edge_to_cases manually before
1727 (record_switch_edge): Delete.
1728 (get_cases_for_edge): Adjust for pointer_map API, inline
1729 record_switch_edge (rewritten for new API), remove goto.
1731 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1733 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
1734 * tree-nested.c: Include pointer-set.h.
1735 (var_map_elt, var_map_eq, var_map_hash): Delete.
1736 (struct nesting_info): Remove GTY marker. Change the two htab_t's
1738 (nesting_info_bitmap_obstack): New.
1739 (lookup_field_for_decl): Adjust for pointer_map API.
1740 (lookup_tramp_for_decl): Adjust for pointer_map API.
1741 (get_nonlocal_debug_decl): Adjust for pointer_map API.
1742 (get_local_debug_decl): Adjust for pointer_map API.
1743 (convert_nl_goto_reference): Adjust for pointer_map API.
1744 (convert_nl_goto_receiver): Adjust for pointer_map API.
1745 (create_nesting_tree): Create outside GGC space. Create bitmap on
1746 the new obstack. Create field_map and var_map as pointer_maps.
1747 (free_nesting_tree): Adjust for changes to create_nesting_tree.
1749 (lower_nested_functions): Move root here, no need to NULL it.
1750 Initialize and release the obstack.
1752 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
1754 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
1755 Remove prototypes and make them non-static.
1756 (struct tree_int_map): Remove.
1757 * tree.h (struct tree_int_map): Move here, turning TO into an
1759 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
1761 * tree.h (TREE_COMPLEXITY): Remove.
1762 (struct tree_exp): Remove complexity field.
1763 * tree.c (build1_stat): Don't set it.
1765 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
1766 Victor Kaplansky <victork@il.ibm.com>
1768 * tree-vectorizer.c (vect_is_simple_use): Support induction.
1769 (vect_is_simple_reduction): Support reduction with induction as
1770 one of the operands.
1771 (vect_is_simple_iv_evolution): Fix formatting.
1772 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
1773 formatting. Don't mark induction phis for vectorization.
1774 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
1775 * tree-vect-transform.c (get_initial_def_for_induction): New function.
1776 (vect_get_vec_def_for_operand): Support induction.
1777 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
1779 (vectorizable_reduction): Support reduction with induction as one of
1781 (vectorizable_type_demotion): Use def-type of stmt argument rather
1782 than dummy def-type.
1784 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
1785 flag_tree_scev_cprop.
1786 * common.opt (tree-scev-cprop): New flag.
1788 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
1789 call to vect_get_new_vect_var.
1791 2007-02-06 Ira Rosen <irar@il.ibm.com>
1793 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
1794 vectype is not NULL.
1795 (vect_pattern_recog_1): Likewise.
1797 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1799 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
1800 (fold_negate_expr): Likewise.
1802 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
1805 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
1806 even if cv-qualification is the same.
1808 2007-02-05 Geoffrey Keating <geoffk@apple.com>
1810 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
1811 __enable_execute_stack on completion.
1813 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1815 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
1816 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
1817 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
1818 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
1819 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
1820 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
1821 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
1822 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
1824 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1826 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
1827 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
1828 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
1829 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
1830 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
1831 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
1832 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
1833 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
1834 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
1835 umuldi3_highpart_rex64, umulsi3_highpart_insn,
1836 umulsi3_highpart_zext, smuldi3_highpart_rex64,
1837 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
1838 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
1839 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
1840 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
1841 sqrtextenddfxf2_i387): Added amdfam10_decode.
1843 * config/i386/athlon.md (athlon_idirect_amdfam10,
1844 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
1845 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
1846 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
1847 athlon_ivector_store_amdfam10): New define_insn_reservation.
1848 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
1851 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1853 * config/i386/athlon.md (athlon_call_amdfam10,
1854 athlon_pop_amdfam10, athlon_lea_amdfam10): New
1855 define_insn_reservation.
1856 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
1857 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
1858 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
1860 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1862 * config/i386/athlon.md (athlon_sseld_amdfam10,
1863 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
1864 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
1866 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1868 * config/i386/athlon.md (athlon_sseins_amdfam10): New
1869 define_insn_reservation.
1870 * config/i386/i386.md (sseins): Added sseins to define_attr type
1871 and define_attr unit.
1872 * config/i386/sse.md: Set type attribute to sseins for insertq
1875 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1877 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
1878 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
1879 ssecomi_load_amdfam10, ssecomi_amdfam10,
1880 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
1881 define_insn_reservation.
1882 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
1884 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1886 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
1887 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
1888 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
1889 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
1890 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
1891 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
1892 define_insn_reservation.
1894 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
1895 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
1896 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
1897 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
1898 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
1900 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1902 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
1903 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
1904 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
1905 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
1906 athlon_ssemul_load_k8): Added amdfam10.
1908 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1910 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
1911 (x86_sse_unaligned_move_optimal): New variable.
1913 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
1915 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
1916 for unaligned vector SSE double/single precision loads for AMDFAM10.
1918 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1920 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
1921 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
1922 Define TARGET_CPU_DEFAULT_amdfam10.
1923 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
1924 (processor_type): Add PROCESSOR_AMDFAM10.
1926 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
1927 processor_type in config/i386/i386.h.
1928 Enable imul peepholes for TARGET_AMDFAM10.
1930 * config.gcc: Add support for --with-cpu option for amdfam10.
1932 * config/i386/i386.c (amdfam10_cost): New variable.
1933 (m_AMDFAM10): New macro.
1934 (m_ATHLON_K8_AMDFAM10): New macro.
1935 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
1936 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
1937 x86_promote_QImode, x86_integer_DFmode_moves,
1938 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1939 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
1940 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
1941 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
1942 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
1943 Enable/disable for amdfam10.
1944 (override_options): Add amdfam10_cost to processor_target_table.
1945 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
1946 processor_alias_table.
1947 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
1948 (ix86_adjust_cost): Add code for amdfam10.
1950 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1952 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
1953 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
1954 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
1955 * config/i386/i386.h: Add builtin definition for SSE4A.
1956 * config/i386/i386.md: Add support for ABM instructions
1958 * config/i386/sse.md: Add support for SSE4A instructions
1959 (movntss, movntsd, extrq, insertq).
1960 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
1961 Add -march=amdfam10 flag.
1962 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
1963 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
1965 * doc/extend.texi: Add documentation for SSE4A builtins.
1967 2007-02-05 Bob Wilson <bob.wilson@acm.org>
1969 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
1971 2007-02-05 Richard Guenther <rguenther@suse.de>
1973 * tree-vectorizer.h (vectorizable_function): Add argument type
1974 argument, change return type.
1975 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
1976 * tree-vect-transform.c (vectorizable_function): Handle extra
1977 argument, return vectorized function decl.
1978 (build_vectorized_function_call): Remove.
1979 (vectorizable_call): Handle calls with result and argument types
1980 differing. Handle loop vectorization factor correctly.
1981 * targhooks.c (default_builtin_vectorized_function): Adjust for
1983 * targhooks.h (default_builtin_vectorized_function): Likewise.
1984 * target.h (builtin_vectorized_function): Add argument type
1986 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
1987 extra argument, allow vectorizing of lrintf.
1988 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
1989 documentation of target hook.
1991 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
1994 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
1995 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
1996 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
1998 2007-02-05 Roger Sayle <roger@eyesopen.com>
2000 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2001 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2002 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2003 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2004 before canonicalizing sincos to cexpi.
2005 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2007 2007-02-05 Roger Sayle <roger@eyesopen.com>
2009 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2010 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2011 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2013 2007-02-05 Roger Sayle <roger@eyesopen.com>
2015 * mips-tfile.c (initialize_init_file): Correct endianness test.
2017 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2019 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2022 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2024 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2025 saves in a PARALLEL before the register assignments.
2027 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2029 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2030 DWARF_FRAME_RETURN_COLUMN to be a general register.
2031 * dwarf2out.c (init_return_column_size): New function, split from...
2032 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2033 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2034 to be nongeneral registers.
2035 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2037 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2038 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2040 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2042 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2044 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2046 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2047 (remove_path): Use can_remove_branch_p and remove_branch instead
2048 of loop_delete_branch_edge.
2049 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2050 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2051 Update profile using scale_dominated_blocks_in_loop.
2052 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2053 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2054 (can_remove_branch_p, remove_branch): Declare.
2055 * tree-cfg.c (tree_can_remove_branch_p): New function.
2056 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2057 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2058 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2060 2007-02-05 Jan Hubicka <jh@suse.cz>
2063 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2064 nodes in cgraph, don't remove offline copy of the function.
2066 2007-02-04 Jan Hubicka <jh@suse.cz>
2068 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2069 vectors might cause maybe_lookup_element_for_expr to be called
2070 on non-sra-candidate.
2072 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2074 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2075 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2076 spelling conventions.
2078 2007-02-04 Richard Guenther <rguenther@suse.de>
2081 * fold-const.c (try_move_mult_to_index): Make sure to not
2082 overflow one dimension of a multi-dimensional array access.
2084 2007-02-04 Jan Hubicka <jh@suse.cz>
2086 * passes.c (init_optimization_passes): Reindent.
2088 2007-02-04 Jan Hubicka <jh@suse.cz>
2089 Eric Botcazou <ebotcazou@adacore.com>
2091 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2092 (execute_fixup_cfg): Break out the abnormal goto code.
2093 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2094 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2095 (optimize_inline_calls): Call make_nonlocal_label_edges.
2097 2007-02-04 Jan Hubicka <jh@suse.cz>
2099 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2100 true when something was changed.
2101 (rename_ssa_copies): When something was changed, do
2102 TODO_remove_unused_locals.
2103 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2104 add TODO_remove_unused_locals when instruction was removed.
2106 2007-02-04 Jan Hubicka <jh@suse.cz>
2108 * ipa-inline.c (try_inline): Improve debug output; work on already
2110 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2111 call try_inline for already inlined edges too when flattening;
2112 inline also functions that make callee growth but overall unit size
2115 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2117 * config/m32c/bitops.md, config/m32c/jump.md,
2118 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2119 config/m32r/m32r.h, config/m32r/m32r.md,
2120 config/m32r/predicates.md, config/m68hc11/larith.asm,
2121 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2122 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2123 config/mips/mips-protos.h, config/mips/mips.c,
2124 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2125 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2126 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2127 spelling conventions.
2129 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2130 Follow spelling conventions.
2132 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2134 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2135 warn about C++0x compatibility.
2137 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2139 * config/h8300/h8300.c, config/h8300/h8300.h,
2140 config/h8300/h8300.md: Follow spelling conventions.
2142 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2145 * combine.c (try_combine): Do not substitute source operand
2146 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2148 2007-02-03 Jan Hubicka <jh@suse.cz>
2150 PR gcov-profile/30650
2151 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2152 do not divide by zero for never executed counters.
2153 (tree_find_values_to_profile): Fix counters.
2154 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2156 2007-02-03 Ian Lance Taylor <iant@google.com>
2158 * lower-subreg.c (simple_move_operand): New static function,
2159 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2161 (simple_move): Call simple_move_operand.
2162 (find_decomposable_subregs): Add special handling of MEMs.
2163 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2164 meaning of return value. If we see a hard register, test whether
2165 it can store a word_mode value. Change all callers.
2167 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2169 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2170 ftrapv insns and expanders.
2171 (subdi3): Change define_expand operand 1 to arith11_operand, and
2172 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2173 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2174 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2178 * varasm.c (notice_global_symbol): Treat global objects as weak when
2181 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2183 * emit-rtl.c (dconstpi): Delete.
2185 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2186 * real.h (dconstpi): Delete.
2188 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2189 (fold_builtin_hypot): Likewise.
2191 2007-02-03 Tom Tromey <tromey@redhat.com>
2194 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2195 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2197 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2199 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2200 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2201 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2202 config/rs6000/cell.md, config/rs6000/darwin.h,
2203 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2204 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2205 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2206 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2207 typos. Follow spelling conventions.
2208 * doc/invoke.texi: Follow spelling conventions.
2210 2007-02-03 Roger Sayle <roger@eyesopen.com>
2212 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2213 canonicalization transformations that attempt to simplify integer
2214 constant comparisons to become comparisons against zero.
2216 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2218 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2220 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2221 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2223 2007-02-02 Mike Stump <mrs@apple.com>
2225 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2226 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2227 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2228 generate a branch island.
2230 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2232 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2233 (xtensa_legitimate_address_p): New.
2234 (xtensa_legitimize_address): New.
2235 (xtensa_output_addr_const_extra): New.
2236 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2238 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2239 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2240 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2241 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2242 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2243 (xtensa_legitimize_address): New.
2244 (xtensa_output_addr_const_extra): New.
2246 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2248 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2250 2007-02-02 Ian Lance Taylor <iant@google.com>
2252 * expmed.c (expand_divmod): Add comment.
2254 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2256 * emit-rtl.c (renumber_insns): Remove.
2257 * flags.h: Remove the extern for flag_renumber_insns.
2258 * rtl.h: Remove the prototype for renumber_insns.
2259 * toplev.c (flag_renumber_insns): Remove.
2261 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2263 Revert for x86 darwin:
2264 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2266 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2267 code before the following patch under TARGET_MACHO.
2268 (ix86_function_value_regno_p): Likewise.
2270 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2272 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2275 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2278 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2279 general or fp registers. Add comments.
2280 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2282 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2284 * pointer-set.c (insert_aux): Only return insertion slot.
2285 (pointer_set_insert): Adjust.
2286 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2287 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2288 pointer_map_traverse): New.
2289 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2290 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2291 pointer_map_contains, pointer_map_traverse): Declare.
2293 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2296 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2297 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2299 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2301 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2303 (struct _dep): New type.
2304 (dep_t): New typedef.
2305 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2306 (DEP_STATUS): New access macro. The macro with the same name was
2307 renamed to DEP_LINK_STATUS.
2308 (dep_init): Declare function
2310 (struct _dep_link): New type.
2311 (dep_link_t): New typedef.
2312 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2313 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2314 (DEP_LINK_STATUS): New macro.
2315 (debug_dep_links): New debug function.
2317 (struct _deps_list): New type.
2318 (deps_list_t): New typedef.
2319 (DEPS_LIST_FIRST): New access macro.
2320 (FOR_EACH_DEP_LINK): New cycle macro.
2321 (create_deps_list, free_deps_list, delete_deps_list): Declare
2323 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2324 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2325 (copy_deps_list_change_con): Ditto.
2327 (move_dep_link): Declare function.
2329 (struct _dep_node): New type.
2330 (dep_node_t): New typedef.
2331 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2333 (struct haifa_insn_data.back_deps): New field to hold backward
2334 dependencies of the insn.
2335 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2337 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2338 Change its type to deps_list_t.
2339 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2340 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2341 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2343 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2345 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2347 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2349 (dep_cost): Declare.
2351 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2352 (ds_to_dk, dk_to_ds): New functions.
2354 (init_dep_1): New static function.
2355 (init_dep): New function.
2356 (copy_dep): New static function.
2358 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2360 (detach_dep_link): New static function.
2361 (move_dep_link): New function.
2363 (dep_links_consistent_p, dump_dep_links): New static functions.
2364 (debug_dep_links): New debugging function.
2366 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2368 (alloc_deps_list, init_deps_list): New static functions.
2369 (create_deps_list): New function.
2370 (clear_deps_list): New static function.
2371 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2372 (deps_list_consistent_p, dump_deps_list): New static functions.
2373 (debug_deps_list): New function.
2374 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2376 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2378 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2379 use new scheduler dependencies lists.
2380 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2381 (sched_analyze): Ditto. Initialize dependencies lists.
2382 (add_forw_dep, compute_forward_dependences): Update to use new
2383 scheduler dependencies lists.
2385 (init_dependency_caches): Init deps_obstack.
2386 (free_dependency_caches): Free deps_obstack.
2388 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2389 new scheduler dependencies lists.
2390 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2391 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2393 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2394 Update to use new scheduler dependencies lists.
2395 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2396 (debug_dependencies): Ditto.
2397 (schedule_region): Update comments.
2399 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2400 scheduler dependencies lists.
2401 (schedule_ebb): Update comments.
2403 * rtl.def (DEPS_LIST): Remove.
2405 * lists.c (unused_deps_list): Remove.
2406 (free_list): Update assertions.
2408 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2409 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2411 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2412 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2414 * haifa-sched.c (comments): Update.
2415 (insn_cost1): Remove. Inline the code into insn_cost ().
2416 (insn_cost): Update to use new scheduler dependencies lists. Move
2417 processing of the dependency cost to dep_cost ().
2418 (dep_cost): New function. Use it instead of insn_cost () when
2419 evaluating cost of the dependency. Use compatible interface to
2420 interact with the target.
2421 (priority): Update to use new scheduler dependencies lists.
2422 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2423 with greater number of insns that depend on the insn.
2424 (schedule_insn): Update to use new scheduler dependencies lists. Add
2425 code to free backward dependencies lists. Inline and optimize code
2426 from resolve_dep () - see PR28071.
2427 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2428 lists. Update call to targetm.sched.is_costly_dependence hook.
2430 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2431 scheduler dependencies lists.
2433 (resolve_dep): Remove. Move the logic to schedule_insn ().
2434 (init_h_i_d): Initialize dependencies lists.
2436 (process_insn_depend_be_in_spec): Rename to
2437 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2439 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2440 Update to use new scheduler dependencies lists.
2441 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2443 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2444 new scheduler dependencies lists.
2445 (build_intra_loop_deps): Ditto.
2447 * target.h (struct _dep): Declare to use in
2448 gcc_target.sched.is_costly_dependence.
2449 (struct gcc_target.sched.adjust_cost): Fix typo.
2450 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2451 single dep_t parameter instead of an equivalent triad.
2452 (struct gcc_target.sched.adjust_cost_2): Remove.
2454 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2456 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2458 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2460 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2462 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2463 (REG_DEP_TRUE): Document.
2465 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2466 Change signature to correspond to the targetm.sched.adjust_cost hook.
2467 Update use in TARGET_SCHED_ADJUST_COST_2.
2468 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2469 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2470 new scheduler dependencies lists.
2471 (ia64_gen_check): Ditto.
2473 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2476 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2477 signature to correspond to the targetm.sched.is_costly_dependence hook.
2478 (is_costly_group): Update to use new scheduler dependencies lists.
2480 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
2481 instead of INSN_COST () macro.
2483 2007-02-01 Ian Lance Taylor <iant@google.com>
2485 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
2487 2007-02-01 Guy Martin <gmsoft@gentoo.org>
2489 * pa.md (tp_load): Correct mfctl instruction syntax.
2491 2007-02-01 Geoffrey Keating <geoffk@apple.com>
2493 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
2494 altivec_padding_size calculation on AIX. Improve comment, add
2495 assert to verify that it's right.
2497 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
2500 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
2503 * global.c (global_alloc): Add mising initialization of
2506 2007-02-01 Roger Sayle <roger@eyesopen.com>
2508 * alias.c (init_alias_analysis): Correct whitespace.
2509 * bb-reorder.c (fix_edges_for_rarely_executed_code,
2510 partition_hot_cold_basic_blocks): Likewise.
2511 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2512 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
2513 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2514 fold_builtin_snprintf_chk, fold_builtin_printf,
2515 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
2516 do_mpfr_arg3, do_mpfr_sincos): Likewise.
2517 * cfgcleanup.c (cleanup_cfg): Likewise.
2518 * cfgexpand.c (tree_expand_cfg): Likewise.
2519 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
2520 * function.c (get_next_funcdef_no): Likewise.
2521 * gengtype.c (main): Likewise.
2522 * genmodes.c (main): Likewise.
2523 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
2524 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
2525 * ifcvt.c (noce_emit_move_insn): Likewise.
2526 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
2528 * stor-layout.c (get_best_mode): Likewise.
2529 * tree-ssa-loop-niter.c (get_val_for): Likewise.
2530 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
2531 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
2532 perform_var_substitution, solve_graph): Likewise.
2533 * tree-vrp.c (vrp_finalize): Likewise.
2535 2007-02-01 Ian Lance Taylor <iant@google.com>
2537 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
2538 high part of a paradoxical subreg, return a constant zero.
2540 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
2542 * toplev.c (lang_dependent_init): Call init_set_costs.
2543 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
2545 2007-02-01 Richard Guenther <rguenther@suse.de>
2548 * fold-const.c (fold_negate_expr): Allow negating a
2549 constant if overflow does not change.
2551 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2553 * doc/c-tree.texi (Expression trees): Improve markup.
2554 * doc/tm.texi (Register Classes, Addressing Modes)
2555 (Floating Point): Fix spacing after abbreviations. Fix some
2558 2007-02-01 Ben Elliston <bje@au.ibm.com>
2560 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
2561 * doc/contrib.texi: Likewise.
2562 * doc/install.texi: Likewise.
2564 2007-01-31 Richard Henderson <rth@redhat.com>
2565 Ian Lance Taylor <iant@google.com>
2567 * lower-subreg.c: New file.
2568 * rtl.def (CONCATN): Define.
2569 * passes.c (init_optimization_passes): Add pass_lower_subreg and
2571 * emit-rtl.c (update_reg_offset): New static function, broken out
2572 of gen_rtx_REG_offset.
2573 (gen_rtx_REG_offset): Call update_reg_offset.
2574 (gen_reg_rtx_offset): New function.
2575 * regclass.c: Revert patch of 2006-03-05, restoring
2577 (clear_reg_info_regno): New function.
2578 * dwarf2out.c (concatn_loc_descriptor): New static function.
2579 (loc_descriptor): Handle CONCATN.
2580 * common.opt (fsplit_wide_types): New option.
2581 * opts.c (decode_options): Set flag_split_wide_types when
2583 * timevar.def (TV_LOWER_SUBREG): Define.
2584 * rtl.h (gen_reg_rtx_offset): Declare.
2585 (reg_scan_update): Declare.
2586 * regs.h (clear_reg_info_regno): Declare.
2587 * tree-pass.h (pass_lower_subreg): Declare.
2588 (pass_lower_subreg2): Declare.
2589 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
2590 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
2592 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
2593 * Makefile.in (OBJS-common): Add lower-subreg.o.
2594 (lower-subreg.o): New target.
2596 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2598 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
2600 2007-01-31 Anatoly Sokolov <aesok@post.ru>
2603 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
2605 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2608 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
2610 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
2612 * cfgloop.h: Include vec-prim.h.
2613 (enum li_flags): Remove LI_ONLY_OLD.
2614 (loop_iterator): Changed.
2615 (fel_next, fel_init): Iterate over loop tree.
2616 (FOR_EACH_LOOP_BREAK): New macro.
2617 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
2619 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
2620 * modulo-sched.c (sms_schedule): Ditto.
2621 * tree-vectorizer.c (vectorize_loops): Ditto.
2622 * doc/loop.texi: Update information on loop numbering and behavior of
2623 FOR_EACH_LOOP wrto new loops.
2624 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
2625 add_to_evolution_1): Test nestedness of loops instead of comparing
2627 * tree-chrec.c (chrec_fold_plus_poly_poly,
2628 chrec_fold_multiply_poly_poly, chrec_evaluate,
2629 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
2630 reset_evolution_in_loop): Ditto.
2631 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
2633 2007-01-31 Dirk Mueller <dmueller@suse.de>
2635 * c-common.c (warn_about_parentheses): Separate warning about
2636 un-parenthized sequence of comparison operators from the one
2637 which is supposed to warn about x <= y <= z.
2639 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
2641 * optabs.h (enum optab_index): Add new OTI_isinf.
2642 (isinf_optab): Define corresponding macro.
2643 * optabs.c (init_optabs): Initialize isinf_optab.
2644 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
2646 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
2647 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
2649 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
2650 expand_builtin_interclass_mathfn.
2651 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
2652 * config/i386/i386.md (UNSPEC_FXAM): New constant.
2653 (fxam<mode>2_i387): New insn pattern.
2654 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
2655 built-in functions as x87 inline asm.
2657 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2659 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
2661 2007-01-30 Eric Christopher <echristo@apple.com>
2663 * config.gcc: Add geode.
2665 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2667 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
2668 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
2669 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
2670 value-prof.c: Fix comment typos.
2672 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2675 * doc/invoke.texi (Wpointer-arith): Document warning.
2677 2007-01-30 Janis Johnson <janis187@us.ibm.com>
2679 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
2680 the list of discrepancies from the draft TR.
2682 2007-01-30 Dirk Mueller <dmueller@suse.de>
2685 * doc/invoke.texi (-Wreturn-type): Update description to
2688 2007-01-30 Richard Sandiford <richard@codesourcery.com>
2690 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
2692 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
2694 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
2695 to handle optabs that operate on floating point input argument and
2696 output to integer output.
2697 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
2698 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
2699 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
2700 expand_builtin_interclass_mathfn ().
2701 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
2703 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
2704 ilogbl built-in functions as x87 intrinsics.
2706 2007-01-30 Richard Guenther <rguenther@suse.de>
2709 * dwarf2out.c (reference_to_unused): Query varpool if the
2710 variable was output.
2712 2007-01-30 Richard Guenther <rguenther@suse.de>
2715 * passes.c (execute_one_pass): Reset in_gimple_form to not
2716 confuse non-unit-at-a-time mode.
2718 2007-01-29 Roger Sayle <roger@eyesopen.com>
2719 Richard Guenther <rguenther@suse.de>
2721 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
2722 avoid undefined behaviour on overflow. Use force_fit_type_double
2723 to construct the constant with the specified TREE_OVERFLOW.
2725 2007-01-29 Janis Johnson <janis187@us.ibm.com>
2727 * config/dfp-bit.c: Add parameterized support for fp exceptions.
2728 * config/dfp-bit.h: Ditto.
2730 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2732 * c-decl.c (pop_scope): Replace warnings with call to
2733 warn_for_unused_label.
2734 * c-common.h (warn_for_unused_label): Declare.
2735 * c-common.c (warn_for_unused_label): Define.
2737 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2739 * tree-optimize.c (update_inlined_to_pointers): Delete unused
2742 2007-01-29 Janis Johnson <janis187@us.ibm.com>
2744 * Makefile.in (USER_H): Remove decfloat.h.
2745 * ginclude/decfloat.h: Delete, moving contents to ...
2746 * ginclude/float.h: Add support for decimal floating point,
2747 guarded by __STDC_WANT_DEC_FP__.
2749 2007-01-29 Mike Stump <mrs@apple.com>
2751 * doc/gccint.texi (Top): Rename Loop Representation to Loop
2752 Analysis and Representation to resolve case insensitive conflict.
2753 * doc/loop.texi (Loop Analysis and Representation): Likewise.
2755 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
2757 * tree.h (struct tree_memory_tag): Add aliases member.
2758 (MTAG_ALIASES): New macro.
2759 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
2760 (add_may_alias): Remove pointer-set. Update for may_aliases being
2762 (mark_aliases_call_clobbered): Update for may_aliases being a
2764 (compute_tag_properties): Ditto.
2765 (create_partition_for): Ditto.
2766 (compute_memory_partitions): Ditto.
2767 (dump_may_aliases_for): Ditto.
2768 (is_aliased_with): Ditto.
2769 (add_may_alias_for_new_tag): Ditto.
2770 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
2771 (compute_is_aliased): New function.
2772 (compute_may_aliases): Call compute_is_aliased).
2773 (init_alias_info): Initialize alias_bitmap_obstack.
2774 (union_alias_set_into): New function.
2775 (compute_flow_sensitive_aliasing): Use union_aliases_into.
2776 (have_common_aliases_p): Rewrite to take two bitmaps and use
2778 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
2780 (finalize_ref_all_pointers): Update for add_may_alias changes.
2781 (new_type_alias): Ditto.
2782 * tree-flow-inline.h (may_aliases): Return a bitmap.
2783 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
2784 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
2785 may_aliases being a bitmap.
2786 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
2787 may_aliases now returns a bitmap.
2788 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
2790 * tree-ssa-operands.c (add_virtual_operand): Update for
2791 may_aliases being a bitmap.
2793 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
2795 PR tree-optimization/30630
2796 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
2797 variable as changed.
2799 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
2802 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
2803 expanded only once even if an error occurs.
2805 2007-01-29 Ben Elliston <bje@au.ibm.com>
2807 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
2808 (__gcov_average_profiler): Likewise.
2809 (__gcov_ior_profiler): Likewise.
2810 (__gcov_merge_ior): Likewise.
2812 2007-01-28 Jan Hubicka <jh@suse.cz>
2814 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
2815 * value-prof.c (stringop_block_profile): Likewise.
2817 2007-01-28 Jan Hubicka <jh@suse.cz>
2819 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
2820 variant handling histograms; add wrapper.
2821 (clear_storage_via_libcall): Export.
2822 (emit_block_move_hints): Break out from ...; add histograms.
2823 (emit_block_move): ... this one.
2824 (clear_storage_hints): Break out from ...; add histograms.
2825 (clear_storage): ... this one.
2826 (set_storage_via_memset): Handle histogram.
2827 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
2828 (clear_storage_hints, clear_storage_via_libcall): Declare.
2829 (set_storage_via_setmem): Update prototype.
2830 * doc/md.texi (movmem, setmem): Document new arguments.
2832 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
2834 (stringop_block_profile): New global function.
2835 (tree_stringops_values_to_profile): Profile block size and alignment.
2836 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
2838 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
2839 (stringop_block_profile): Declare.
2840 * builtins.c: Include value-prof.h.
2841 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
2842 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
2843 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
2844 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
2845 * profile.c (instrument_values): Add new counters.
2846 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
2848 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
2849 (tree_init_edge_profiler): Build new profilers.
2850 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
2851 (pass_tree_profile): Add dump.
2852 (tree_profile_hooks): Update.
2853 * Makefile.in (LIBGCOV): Add new constants.
2854 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
2855 __gcov_ior_profiler): New.
2856 * i386.md (movmem/setmem expanders): Add new optional arguments.
2858 2007-01-28 David Edelsohn <edelsohn@gnu.org>
2860 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
2862 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
2864 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
2865 (tree_unswitch_single_loop): Pass eni_size_weights to
2866 tree_num_loop_insns.
2867 * tree-ssa-loop-manip.c: Include tree-inline.h.
2868 (can_unroll_loop_p): Pass eni_size_weights to
2869 tree_num_loop_insns.
2870 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
2871 Pass eni_size_weights to estimate_num_insns.
2872 * tree.h (init_inline_once): Export.
2873 * toplev.c (backend_init): Call init_inline_once.
2874 * cgraphunit.c (cgraph_process_new_functions,
2875 cgraph_analyze_function): Pass eni_inlining_weights to
2877 * ipa-inline.c (compute_inline_parameters): Ditto.
2878 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
2879 to estimate_num_insns.
2880 (try_unroll_loop_completely): Pass eni_size_weights to
2881 tree_num_loop_insns.
2882 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
2883 ot estimate_num_insns.
2884 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
2885 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
2886 * tree-inline.c (eni_inlining_weights, eni_size_weights,
2887 eni_time_weights): New variables.
2888 (init_inline_once): Initialize them.
2889 (struct eni_data): Mew.
2890 (estimate_num_insns_1, estimate_num_insns): Use weights.
2891 * tree-inline.h (struct eni_weights_d): New.
2892 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
2893 (estimate_num_insns): Declaration changed.
2894 * cfgloop.h (tree_num_loop_insns): Declaration changed.
2895 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
2896 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
2898 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
2900 * tree-data-ref.c (conflict_fn): Assert that the number of affine
2901 relations in the conflict function is valid.
2903 2007-01-27 Ian Lance Taylor <iant@google.com>
2905 * common.opt: Add fstrict-overflow.
2906 * opts.c (decode_options): Set flag_strict_overflow if -O2.
2907 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
2908 (TYPE_OVERFLOW_UNDEFINED): Define.
2909 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
2911 * tree.h (TYPE_TRAP_SIGNED): Don't define.
2912 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
2913 (fold_negate_expr): Likewise.
2914 (make_range): Likewise.
2915 (extract_muldiv_1): Likewise.
2916 (maybe_canonicalize_comparison): Likewise.
2917 (fold_comparison): Likewise.
2918 (fold_binary): Likewise.
2919 (tree_expr_nonnegative_p): Likewise.
2920 (tree_expr_nonzero_p): Likewise.
2921 * tree-vrp.c (compare_values): Likewise.
2922 (extract_range_from_binary_expr): Likewise.
2923 (extract_range_from_unary_expr): Likewise.
2924 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
2926 (nowrap_type_p): Likewise.
2927 * tree-scalar-evolution.c (simple_iv): Likewise.
2928 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
2929 (build_range_check): Likewise.
2930 (extract_muldiv_1): Likewise.
2931 (fold_comparison): Likewise.
2932 * tree-vrp.c (vrp_int_const_binop): Likewise.
2933 (extract_range_from_unary_expr): Likewise.
2934 * convert.c (convert_to_integer): Likewise.
2935 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
2936 (fold_comparison): Likewise.
2937 (fold_binary): Likewise.
2938 * optabs.c (optab_for_tree_code): Likewise.
2939 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
2940 * simplify-rtx.c (simplify_const_relational_operation): Check
2941 flag_strict_overflow and flag_trapv.
2942 (simplify_const_relational_operation): Likewise.
2943 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
2944 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
2947 2007-01-27 Roger Sayle <roger@eyesopen.com>
2949 * tree.c (tree_fold_gcd): Delete.
2950 * tree.h (tree_fold_gcd): Remove prototype.
2951 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
2952 test whether one constant integer is a multiple of another. Instead
2953 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
2954 * fold-const.c (multiple_of_p): We've determined both TOP and
2955 BOTTOM are integer constants so we can call int_const_binop directly
2956 instead of the more generic const_binop.
2958 2007-01-27 Roger Sayle <roger@eyesopen.com>
2960 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
2961 1*X check that the constant hasn't overflowed, to preserve the
2963 (round_up): Provide an efficient implementation when rouding-up an
2964 INTEGER_CST to a power-of-two.
2966 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2968 * doc/sourcebuild.texi: Add comma for clarity.
2969 * doc/extend.texi: Fix some typos.
2970 * doc/passes.texi: Likewise.
2971 * doc/cppinternals.texi: Likewise.
2972 * doc/c-tree.texi: Likewise.
2973 * doc/tree-ssa.texi: Likewise.
2974 * doc/install.texi: Likewise.
2976 2007-01-27 Jan Hubicka <jh@suse.cz>
2978 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
2979 (pass_sra): Do not require alias information.
2980 * passes.c (init_optimization_passes): Add SRA
2982 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
2984 * tracer.c (rest_of_handle_tracer): We already cleaned
2985 up the CFG in tracer() so don't do it here again.
2986 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
2987 cleanup_cfg here, either. And don't call renumber_insns.
2989 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
2990 and BB_HEAD are in the insn stream here. Instead make sure
2991 that BB_INSN is valid on all insns. Also, do check here that
2992 there are no pending branch predictions...
2993 (rtl_verify_flow_info): ...instead of doing it here. Checks
2994 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
2997 2007-01-26 Roger Sayle <roger@eyesopen.com>
2999 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3000 function to simplify/factorize operand order canonicalization.
3001 (ix86_fixup_binary_operands): Reorganize using the above function.
3002 (ix86_binary_operator_ok): Likewise.
3004 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3006 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3007 file scope from optimize_attrs.
3008 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3010 (optimize_attrs): Clear insn_code_values after freeing it.
3012 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3014 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3015 a parts.base assignment.
3017 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3019 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3020 (compute_subscript_distance, initialize_data_dependence_relation,
3021 finalize_ddr_dependent, analyze_ziv_subscript,
3022 analyze_siv_subscript_cst_affine,
3023 compute_overlap_steps_for_affine_univar,
3024 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3025 analyze_siv_subscript, analyze_miv_subscript,
3026 analyze_overlapping_iterations, subscript_dependence_tester_1,
3027 compute_self_dependence, free_dependence_relation): Work
3028 with affine_fn instead of chrecs.
3029 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3030 common_affine_function, affine_function_base,
3031 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3032 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3033 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3034 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3035 (all_chrecs_equal_p): Removed.
3036 * tree-data-ref.h (affine_fn, conflict_function): New types.
3037 (struct subscript): Change type of conflicting_iterations_in_a
3038 and conflicting_iterations_in_b.
3040 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3043 * config/pa/pa.h (TARGET_HPUX_11): New.
3044 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3045 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3047 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3048 Richard Guenther <rguenther@suse.de>
3050 * tree-ssa-structalias.c (solve_graph): Handle case
3051 we merged the variable to another.
3053 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3055 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3058 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3059 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3061 2007-01-25 DJ Delorie <dj@redhat.com>
3063 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3064 allow changes to modes which don't fit in those registers.
3066 * reload1.c (choose_reload_regs): Check for invalid subregs before
3067 computing their locations, not after.
3069 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3072 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3073 save Altivec registers in an eh_return function.
3074 (compute_vrsave_mask): Likewise.
3075 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3076 for saving Altivec registers.
3077 (rs6000_emit_prologue): Don't allocate stack twice in
3078 eh_return function. Correct expected value of altivec_save_offset
3079 when using save_world. Describe save of R0 to stack when using
3080 save_world. Describe stack pointer adjustment when using
3081 save_world. Remove duplicated eh_return parameter register saving.
3082 Update sp_offset variable after save_world.
3083 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3085 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3086 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3089 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3091 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3093 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3096 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3097 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3099 2007-01-25 Richard Guenther <rguenther@suse.de>
3101 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3102 * common.opt (-Wcoverage-mismatch): New warning option.
3103 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3104 if -Wcoverage-mismatch is given.
3106 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3108 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3109 (ipcp_driver): Change to static definition.
3110 Add dumping of the ifunctions.
3111 (constant_val_insert): Remove unused parameter. Support for SSA.
3112 (ipcp_propagate_const): Support for SSA.
3113 (ipcp_profile_bb_print): Print only analyzed nodes.
3114 (ipcp_replace_map_create): Remove support for Fortran constant
3116 * ipa-prop.c (ipa_method_modify_stmt,
3117 ipa_callsite_compute_param): Support for SSA.
3118 * ipa-prop.h (ipcp_driver): Remove declaration.
3119 (IS_VALID_TREE_MAP_INDEX): Add define.
3121 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3123 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3125 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3128 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3129 constant argument to cabs and do it without checking for
3130 -funsafe-math-optimizations.
3132 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3134 * c-common.h (RID_FIRST_CXX0X): New.
3135 (RID_LAST_CXX0X): New.
3136 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3138 * c.opt (Wc++0x-compat): New.
3139 * doc/invoke.texi (-Wc++0x-compat): Document.
3141 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3143 * builtins.c (fold_builtin_carg): New.
3144 (fold_builtin_1): Use it.
3146 2007-01-24 Jan Hubicka <jh@suse.cz>
3148 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3150 * ipa-inline.c (initial_insns, max_insns): Delete.
3151 (compute_max_insns): New function.
3152 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3153 of insns as base for code growth.
3154 (cgraph_decide_inlining): Make initial_insns local; do not compute
3156 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3157 * doc/invoke.texi (inline-unit-growth): Update docs.
3159 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3161 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3162 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3163 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3164 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3165 for CPUs that have PTA_CX16 set.
3168 * gimplify.c (omp_check_private): New function.
3169 (gimplify_scan_omp_clauses): Use it for
3170 firstprivate/lastprivate/reduction.
3173 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3174 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3177 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3178 If lower_lastprivate_clauses emits some statements, append them
3179 to dlist rather than body_p and to body_p append an initializer.
3180 (lower_omp_for): Adjust caller.
3182 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3184 * target.h (globalize_decl_name): New.
3185 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3186 * output.h (default_globalize_decl_name): New.
3187 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3189 (globalize_decl): Ditto.
3190 (default_globalize_decl_name): New.
3191 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3192 (ia64_handle_version_id_attribute): New.
3193 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3194 (ia64_asm_output_external): Use globalize_decl_name instead
3196 * doc/extend.texi (version_id): New pragma.
3197 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3199 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3201 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3202 _uleb128_t and _Unwind_SWord with _sleb128_t.
3203 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3204 uw_frame_state_for, uw_update_context_1): Likewise.
3205 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3206 * unwind-pe.h (read_uleb128, read_sleb128,
3207 read_encoded_value_with_base): Likewise.
3208 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3210 2007-01-24 Richard Guenther <rguenther@suse.de>
3212 * builtins.c (expand_builtin_cexpi): Get the fndecl
3213 for cexp in the correct way.
3215 2007-01-24 Jan Hubicka <jh@suse.cz>
3217 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3219 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3221 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3222 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3223 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3224 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3225 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3226 __SIZEOF_PTRDIFF_T__.
3227 * doc/cpp.texi: Documentation for the new builtin macros added.
3229 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3231 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3232 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3233 instead of operands[2] to avoid access past the end of array.
3235 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3237 * reload1.c (emit_reload_insns): Pass the reload register
3238 for a non-spill output reload through forget_old_reloads_1.
3240 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3242 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3243 _SOFT_DOUBLE if doubles use software floating-point.
3244 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3245 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3246 * config/rs6000/darwin-ldouble.c: Also compile functions for
3247 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3248 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3249 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3250 commented-out long double override.
3251 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3252 * config/rs6000/eabispe.h: Likewise.
3253 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3254 long double for non-SPE.
3255 (rs6000_handle_option): Likewise.
3256 (invalid_e500_subreg): Disallow more subregs involding DImode,
3257 DFmode, TImode or TFmode.
3258 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3260 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3262 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3263 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3265 (rs6000_legitimate_address): Also check for TFmode for E500
3267 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3268 (spe_build_register_parallel): Handle TFmode and TCmode.
3269 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3271 (function_arg): Handle TFmode and TCmode for E500 double.
3272 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3274 (print_operand): Handle TFmode and TImode for %y.
3275 (rs6000_generate_compare): Handle TFmode comparisons for E500
3277 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3278 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3279 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3280 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3281 TFmode for E500 double.
3282 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3283 (floatsidf2): Enable for E500 double.
3284 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3285 (extenddftf2): Change to extenddftf2_fprs.
3286 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3287 depending on TARGET_E500_DOUBLE.
3288 (extendsftf2): Enable for E500 double.
3289 (trunctfdf2): Enable for E500 double.
3290 (trunctfsf2): Change to trunctfsf2_fprs.
3291 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3292 depending on TARGET_E500_DOUBLE.
3293 (floatsitf2): Enable for E500 double.
3294 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3295 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3296 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3297 (negtf2): Change to negtf2_internal.
3298 (negtf2): New expander.
3299 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3300 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3301 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3302 (movdi_internal32): Use rs6000_nonimmediate_operand.
3303 (unnamed splitter): Likewise.
3304 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3305 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3306 (SPE64TF, DITI): New mode macros.
3307 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3310 (frob_<mode>_di_2): New.
3311 (frob_tf_di_8_2): New.
3312 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3314 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3316 (frob_ti_<mode>_8_2): New.
3317 (frob_ti_tf_2): New.
3318 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3319 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3321 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3322 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3323 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3324 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3325 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3326 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3329 2007-01-23 Ian Lance Taylor <iant@google.com>
3331 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3333 (OBJS-archive): Reformat, alphabetize.
3334 (OBJS): Change out_object_file to OBJS-md.
3336 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3338 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3339 JUMP_P and CALL_P predicates where applicable.
3340 * config/i386/i386.c: Ditto.
3341 * config/i386/i386.md: Ditto.
3342 * config/i386/mmx.md: Ditto.
3343 * config/i386/predicates.md: Ditto.
3345 2007-01-22 Andreas Schwab <schwab@suse.de>
3347 * config/m68k/m68k.h: Fix comment.
3349 2007-01-22 Jan Hubicka <jh@suse.cz>
3351 * passes.c (init_optimization_passes): Do not rerun
3352 pass_early_warn_uninitialized.
3354 2007-01-22 Richard Guenther <rguenther@suse.de>
3356 PR tree-optimization/30038
3357 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3359 (execute_cse_sincos_1): Likewise.
3360 (execute_cse_sincos): Likewise.
3361 (gate_cse_sincos): Likewise.
3362 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3363 the cexpi() canonicalization of sincos().
3364 * tree-pass.h (pass_cse_sincos): Declare.
3365 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3367 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3369 PR rtl-optimization/29329
3370 * combine.c (replaced_rhs_insn): Rename to i2mod.
3371 (replaced_rhs_value): Rename to i2mod_new_rhs.
3372 (i2mod_old_rhs): New global variable.
3373 (combine_instructions): Adjust for above change. Save a copy of
3374 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3375 note are substituted in the second instruction.
3376 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3377 ditch the note if it pertains to the second eliminated register
3378 and this register is mentioned in i2mod_old_rhs.
3381 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3383 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3384 the insn to which the note was originally attached.
3386 2007-01-21 Jan Hubicka <jh@suse.cz>
3388 * ipa-inline.c (inlining_mode): Comment, move up.
3389 (cgraph_decide_inlining_incrementally): Do not perform inlining
3390 itself; fix handling of flattening of self recursive functions.
3391 (cgraph_find_cycles): Remove.
3392 (cgraph_flatten_node): Remove.
3393 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3394 (try_inline): New function.
3395 (cgraph_early_inlining): Update call of
3396 cgraph_decide_inlining_incrementally. Apply inlining here.
3397 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3399 2007-01-21 Dirk Mueller <dmueller@suse.de>
3402 * tree-vrp.c (check_array_bounds): do not warn
3403 about ADDR_EXPR's of ARRAY_REF's which are immediately
3404 used in binary expressions.
3406 2007-01-21 Ira Rosen <irar@il.ibm.com>
3408 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3409 read_write_dep and macros for its access.
3410 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3411 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3412 argument, call vect_check_interleaving for every independent pair of
3413 data-refs. Mark loads that access the same memory location as a store
3415 (vect_check_dependences): Remove.
3416 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3417 call, fix the call to vect_analyze_data_ref_dependence.
3418 (vect_analyze_data_ref_access): For statements that access the same
3419 data-ref, check that they are not stores; for loads, check that there
3420 is no store that access the same location.
3422 2007-01-20 Roger Sayle <roger@eyesopen.com>
3423 Joseph Myers <joseph@codesourcery.com>
3425 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3426 (-fdump-rtl-stack): Likewise.
3427 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3428 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3429 (-mpt-fixed): Use @minus{} for minus sign.
3430 (Using Precompiled Headers): Fix under/overfull hbox.
3432 2007-01-20 Jan Hubicka <jh@suse.cz>
3434 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3435 place within annotation.
3437 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3439 * pa.c (output_move_double): Change array size of xoperands to 4.
3441 2007-01-20 Jan Hubicka <jh@suse.cz>
3443 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3446 2007-01-19 Ian Lance Taylor <iant@google.com>
3448 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3449 constant to unsigned HOST_WIDE_INT before negating.
3451 2007-01-19 Ian Lance Taylor <iant@google.com>
3453 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3455 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3456 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3457 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3458 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3459 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3460 (realloc_vdef, realloc_vuse): Change second parameter to
3462 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
3464 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
3465 unsigned. Change x and lim locals to unsigned.
3466 (realloc_vdef, realloc_vuse): Change num_elem parameter to
3468 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
3469 (copy_virtual_operands): Change i and n locals to unsigned.
3471 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3474 * builtins.c (fold_builtin_1): Handle builtin fdim.
3476 2007-01-20 Jan Hubicka <jh@suse.cz>
3478 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
3479 * tree-ssa-structalias.c (compute_points_to_sets): Do call
3480 init_alias_heapvars.
3481 (init_alias_heapvars): Initialize only when not already initialized.
3482 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
3484 2007-01-19 Roger Sayle <roger@eyesopen.com>
3486 * common.opt (fsigned-zeros): New command line option.
3487 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
3488 of flag_unsafe_math_optimizations.
3489 * opts.c (set_fast_math_flags): The -ffast-math command line option
3490 implies -fno-signed-zeros.
3491 (fast_math_flags_set_p): Likewise.
3493 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
3494 the documentation of -ffast-math appropriately. Wrap long lines.
3496 2007-01-19 Steve Ellcey <sje@cup.hp.com>
3498 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
3499 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
3501 2007-01-19 Tomas Bily <tbily@suse.cz>
3503 * cgraphunit.c (cgraph_finalize_function): Updating of pid
3505 (tree_init_ic_make_global_vars): New function
3506 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
3507 (tree_gen_ic_profiler): New function
3508 (tree_gen_ic_func_profiler): New function
3509 (tree_profiling): Added calling of tree_gen_ic_func_profiler
3510 (tree_profile_hooks): Added hook for indirec/virtual calls
3511 * value-prof.c (tree_find_values_to_profile): New case for
3513 (tree_values_to_profile): Call for determining indirect/virtual
3515 (tree_indirect_call_to_profile): New function
3516 (tree_ic_transform): New function
3517 (tree_ic): New function
3518 (find_func_by_pid): New function
3519 (init_pid_map): New function
3520 (tree_value_profile_transformations): Added check for
3521 indirect/virtual call transformation
3522 * value-prof.h (enum hist_type): New counter type for
3523 indirect/virtual calls
3524 (profile_hooks): Added new hook for profiling indirect/virtual
3526 * profile.c (instrument_values): New case for indirect/virtual
3528 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
3529 (GCOV_COUNTER_V_INDIR): New counter type
3530 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
3531 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
3533 * cgraph.c: Definition of cgraph_max_pid
3534 (cgraph_create_node): Default init of pid attribute
3535 * cgraph.h: Declaration of cgraph_max_pid
3536 (struct cgraph_node): Added pid attribute
3537 * libgcov.c (__gcov_indirect_call_profiler): New function
3538 (__gcov_one_value_profiler_body): New function
3539 (__gcov_one_value_profiler): Body was moved to
3540 __gcov_one_value_profiler_body and calls it
3542 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
3544 * doc/gty.texi (Options): Document the mark_hook option to GTY.
3545 * gengtype.c (write_types_data, write_func_for_structure,
3546 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
3547 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
3548 (walk_type, write_func_for_structure): Generate the mark_hook if
3551 2007-01-19 Jan Hubicka <jh@suse.cz>
3553 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
3554 'early' argument take inlining mode argument specifying whether to
3555 inline for size/speeed or all functions; add support for flattening;
3557 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
3559 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3562 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
3563 the name of the declared identifier.
3565 2007-01-19 Dirk Mueller <dmueller@suse.de>
3567 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
3568 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
3569 duplicate evaluation.
3571 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3573 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
3574 Macroize expander using X87MODEF12 mode macro. Extend operand 1
3575 to XFMode, use acosxf2 and truncate result to requested mode.
3576 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
3577 (asin<mode>2): Similarly, with asin expanders.
3578 (*fscalexf4_i387): Rename from *fscalexf4.
3579 (expNcorexf3): New expander.
3580 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
3581 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
3582 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
3583 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
3584 patterns for SSE math.
3585 (exp10<mode>2): Similarly, with exp10 expanders.
3586 (exp2<mode>2): Similarly, with exp2 expanders.
3587 (expm1<mode>2): Similarly, with expm1 expanders.
3588 (ldexp<mode>3): Similarly, with ldexp expanders.
3589 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
3590 Use gen_truncxf<mode>2_i387_noop to truncate result.
3592 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3594 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
3595 for ColdFire targets.
3597 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
3598 Richard Sandiford <richard@codesourcery.com>
3600 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
3601 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
3602 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
3603 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
3604 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3605 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3607 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3609 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
3610 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
3611 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
3612 (*adddi_dilshr32_cf): New pattern.
3613 (adddi3, subdi3): Remove first alternatives.
3615 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3617 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
3618 implemented using move.l, do not use its cc result for floating-point
3621 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3623 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
3624 from accepting 's' constraints if flag_pic.
3626 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3628 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
3629 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
3630 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
3631 condition from TARGET_68881 to TARGET_HARD_FLOAT.
3633 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
3635 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
3636 ColdFire alternatives.
3637 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
3638 * config/m68k/m68k.md (clzsi2): Define for ColdFire
3639 architectures that support ff1 instruction.
3641 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3642 Julian Brown <julian@codesourcery.com>
3644 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
3645 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
3646 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
3649 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3651 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
3653 (output_move_const_into_data_reg, output_move_simode_const): Delete.
3654 * config/m68k/m68k.c (const_method, const_int_cost): Take a
3655 HOST_WIDE_INT instead of an rtx.
3656 (m68k_rtx_costs): Update call accordingly.
3657 (output_move_const_into_data_reg): Likewise. Fix formatting.
3658 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
3660 (output_move_simode_const): Update calls after above changes.
3661 Rework to use automatic variables and predicates like MEM_P.
3662 * config/m68k/m68k.md (pushexthisi_const): Update call to
3665 2007-01-19 Dirk Mueller <dmueller@suse.de>
3667 * tree-ssa-alias.c (perform_var_substitution): Fix typo
3670 2007-01-19 Richard Guenther <rguenther@suse.de>
3672 * builtins.c (expand_builtin_cexpi): Fall back to expanding
3673 via cexp in case sincos is not available.
3675 2007-01-19 Richard Guenther <rguenther@suse.de>
3677 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
3678 * defaults.h (TARGET_HAS_SINCOS): Default to off.
3679 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
3680 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
3681 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
3682 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
3683 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
3684 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
3686 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3688 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
3690 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
3691 (atan2xf3): Directly generate RTL pattern.
3692 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
3693 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3694 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3695 disable patterns for SSE math.
3696 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
3697 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3698 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3699 disable patterns for SSE math.
3701 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
3703 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
3705 2007-01-18 Roger Sayle <roger@eyesopen.com>
3707 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
3708 VIEW_CONVERT_EXPR to the same type as it's operand.
3710 2007-01-18 David Edelsohn <edelsohn@gnu.org>
3712 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
3713 configured for long double 128.
3715 2007-01-18 Mike Stump <mrs@apple.com>
3717 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
3720 2007-01-18 Michael Meissner <michael.meissner@amd.com>
3722 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
3725 2007-01-18 Jan Hubicka <jh@suse.cz>
3727 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
3728 greater than NUM_VOP_FREE_BUCKETS.
3730 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
3732 * tree-ssa-structalias.c: Update comments.
3733 (ptabitmap_obstack): Removed.
3735 (oldpta_obstack): Ditto.
3736 (stats): Add a few members.
3737 (struct variable_info): Remove node, complex, address_taken, and
3738 indirect_target members. Add oldsolution member.
3739 (new_var_info): Do not initialize removed members.
3740 (constraint_expr_type): Remove INCLUDES.
3741 (constraint_graph): Add size, implicit_preds, rep,
3742 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
3743 (FIRST_REF_NODE): New macro.
3744 (LAST_REF_NODE): Ditto.
3745 (FIRST_ADDR_NODE): Ditto.
3746 (find): New function.
3748 (dump_constraint): Do not handle INCLUDES.
3749 (insert_into_complex): Do not insert duplicate constraints.
3750 (condense_varmap_nodes): Renamed and rewritten into ...
3751 (merge_node_constraints): This. Also fix bug in handling of
3752 offseted copy constraints.
3753 (clear_edges_for_node): No longer need to deal with preds at all,
3754 or removing associated preds/succs.
3755 (merge_graph_nodes): Deal with indirect_cycles.
3756 Don't deal with predecessors.
3757 (add_implicit_graph_edge): New function.
3758 (add_pred_graph_edge): Ditto.
3759 (add_graph_edge): Don't deal with predecessors.
3760 (build_constraint_graph): Removed.
3761 (build_pred_graph): New function.
3762 (build_succ_graph): Ditto.
3763 (struct scc_info): Removed in_component. Added roots, dfs, and
3764 node_mapping. Remove visited_index, unification_queue.
3765 (scc_visit): Deal with union-find we do now.
3766 Deal with cycles with REF nodes.
3767 (collapse_nodes): Renamed and rewritten to ...
3768 (unify_nodes): This.
3769 (process_unification_queue): Removed.
3770 (topo_visit): Cleanup
3771 (do_da_constraint): Use find.
3772 (do_sd_constraint): Ditto.
3773 (do_ds_constraint): Ditto.
3774 (do_complex_constraint): Ditto.
3775 (init_scc_info): Update for removed and added members.
3776 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
3777 (find_indirect_cycles): This.
3778 (equivalence_class): New variable.
3779 (label_visit): New function.
3780 (perform_variable_substitution): Rewritten.
3781 (free_var_substitution_info): New function.
3782 (find_equivalent_node): Ditto.
3783 (move_complex_constraints): Ditto.
3784 (eliminate_indirect_cycles): Ditto.
3785 (solve_graph): Only propagate changed bits.
3786 Use indirect cycle elimination.
3788 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
3789 (tree_id_eq): Renamed to ...
3790 (tree_vi_eq): This. Update for member change
3791 (insert_id_for_tree): Renamed and rewritten to ...
3792 (insert_vi_for_tree): This.
3793 (lookup_id_for_tree): Renamed and rewritten to ...
3794 (lookup_vi_for_tree): This.
3795 (get_id_for_tree): Renamed and rewritten to ...
3796 (get_vi_for_tree): Ditto.
3797 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
3798 (process_constraint): Don't handle INCLUDES.
3799 Remove special ADDRESSOF case.
3800 (find_func_aliases): Rewrite to use vi functions instead of id
3802 (create_function_info_for): Ditto.
3803 (create_variable_info_for): Ditto.
3804 (intra_create_variable_infos): Ditto.
3805 (merge_smts_into): Ditto.
3806 (find_what_p_points_to): Ditto.
3807 (init_base_vars): Ditto.
3808 (init_alias_vars): Ditto.
3809 (remove_preds_and_fake_succs): New function.
3810 (dump_sa_points_to_info): Dump new stats.
3811 (dump_solution_for_var): Use find.
3812 (set_used_smts): Fix formatting.
3813 (compute_points_to_sets): Updated for new functions.
3814 (ipa_pta_execute): Ditto.
3816 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3817 Richard Sandiford <richard@codesourcery.com>
3819 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
3821 * calls.c (expand_call): If the return value is a PARALLEL,
3822 extract its first member.
3823 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
3824 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
3825 use FUNCTION_EXTRA_EPILOGUE.
3826 (m68k_function_value): Return a PARALLEL if the return value
3827 is of a pointer type.
3828 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
3829 (FUNCTION_EXTRA_EPILOGUE): Remove.
3830 * config/m68k/m68k.md (D0_REG): New constant.
3832 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3834 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
3835 output a NOP for empty epilogues.
3837 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3839 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
3840 before function. Extend register save check to include all
3841 registers, not just integer ones.
3843 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3845 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
3846 (m68k_use_return_insn): ...this.
3847 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
3848 * config/m68k/m68k.c (use_return_insn): Rename to...
3849 (m68k_use_return_insn): ...this.
3850 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
3853 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3855 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
3856 nearest even, fix denormal rounding overflow.
3858 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3860 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
3861 f%$smove and f%$move.
3862 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
3863 (extendsfdf2_cf): Use fdmove instead of f%&move.
3864 (truncdfsf2_cf): Use fsmove instead of f%$smove.
3865 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
3867 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3869 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
3872 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3874 * real.h (real_format): Add a canonical_nan_lsbs_set field.
3875 (coldfire_single_format): Declare.
3876 (coldfire_double_format): Likewise.
3877 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
3878 of qnan_msb_set to determine the lower bits of a canonical
3880 (encode_ieee_double): Likewise.
3881 (encode_ieee_quad): Likewise.
3882 (ieee_single_format): Initialize canonical_nan_lsbs_set.
3883 (mips_single_format): Likewise.
3884 (ieee_double_format): Likewise.
3885 (mips_double_format): Likewise.
3886 (ieee_extended_motorola_format): Likewise.
3887 (ieee_extended_intel_96_format): Likewise.
3888 (ieee_extended_intel_128_format): Likewise.
3889 (ieee_extended_intel_96_round_53_format): Likewise.
3890 (ibm_extended_format): Likewise.
3891 (mips_extended_format): Likewise.
3892 (ieee_quad_format): Likewise.
3893 (mips_quad_format): Likewise.
3894 (vax_f_format): Likewise.
3895 (vax_d_format): Likewise.
3896 (vax_g_format): Likewise.
3897 (i370_single_format): Likewise.
3898 (i370_double_format): Likewise.
3899 (decimal_single_format): Likewise.
3900 (decimal_double_format): Likewise.
3901 (decimal_quad_format): Likewise.
3902 (c4x_single_format): Likewise.
3903 (c4x_extended_format): Likewise.
3904 (real_internal_format): Likewise.
3905 (coldfire_single_format): New real_format.
3906 (coldfire_double_format): Likewise.
3907 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
3908 canonical_nan_lsbs_set.
3909 (pdp11_d_format): Likewise.
3910 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
3911 if TARGET_COLDFIRE_CPU.
3913 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3915 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
3916 (output_call, m68k_legitimize_call_address): Declare.
3917 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
3918 parenthesees. Add support for a 'W' constraint.
3919 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
3920 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
3921 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
3922 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
3924 (override_options): Initialize them. Do not set flag_no_function_cse
3925 for TARGET_ID_SHARED_LIBRARY.
3926 (m68k_output_pic_call): Delete.
3927 (m68k_legitimize_call_address): New function.
3928 (print_operand): Remove the %o prefix. Handle the %p prefix.
3929 (output_call): New function.
3930 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
3931 target address from the GOT if symbolic jumps are not allowed.
3932 * config/m68k/m68k.md (call, general_operand): Do not set
3933 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
3934 Merge separate flag_pic and !flag_pic define_insns into...
3935 (*call, *call_value): ...these new patterns. Match the address
3936 rather than the containing MEM and require it to be a call_operand.
3937 Use output_call to generate the asm template.
3938 * config/m68k/predicates.md (const_call_operand): New predicate.
3939 (call_operand): Likewise.
3941 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3943 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
3944 (STACK_GROWS_DOWNWARD): Define to 1.
3945 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
3946 comments, emphasizing that these values are only defaults.
3947 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
3948 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
3950 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3952 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
3954 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3955 Richard Sandiford <richard@codesourcery.com>
3957 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
3958 (FP_REGNO_P): New macros.
3959 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
3960 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
3961 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
3962 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
3964 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3966 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
3967 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
3969 * config/m68k/t-floatlib: New file, extracting common code from...
3970 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
3971 * config/m68k/t-uclinux: Here.
3972 * config/m68k/fpgnulib.c: Do not compile extendeed precision
3973 routines on ColdFire targets.
3975 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3977 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
3978 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
3979 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
3980 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
3981 explicitly set MOTOROLA to 1.
3982 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
3984 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3985 Nathan Sidwell <nathan@codesourcery.com>
3987 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
3988 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
3989 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
3990 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
3991 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
3992 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
3993 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
3994 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
3995 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
3996 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
3997 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
3998 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
3999 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4000 (DBX_REGISTER_NUMBER): Delete.
4001 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4002 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4003 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4005 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4007 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4008 * config/flat.h: New file.
4009 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4011 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4012 indirect references for -msep-data or -mid-shared-library.
4013 Do not use PC-relative code addresses either.
4014 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4016 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4017 for shared libraries and crt1.o for executables. Use crti.o and
4019 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4020 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4021 Do not add -elf2flt or -shared-lib-id options here.
4022 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4023 Pass -shared-lib-id if -mid-shared-library, taking the library
4024 identifier from -mshared-library-id if given, otherwise
4026 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4027 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4028 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4029 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4030 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4031 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4033 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4034 jump sequence for ISA A and ISA A+.
4035 (PICJUMP): Likewise.
4037 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4039 * config.gcc (m68k-*-uclinux*): Base the port on the common
4040 and m68k GNU/Linux files rather than on the generic ELF ones.
4041 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4042 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4044 2007-01-18 Julian Brown <julian@codesourcery.com>
4045 Richard Sandiford <richard@codesourcery.com>
4047 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4048 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4049 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4051 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4053 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4055 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4057 * doc/install.texi: Document m68k-uclinuxoldabi.
4058 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4059 * config/m68k/uclinux-oldabi.h: New file, copied from
4060 config/m68k/uclinux.h.
4062 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4064 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4065 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4066 (m32r_compute_frame_size): Use unsigned for regno.
4067 (m32r_reload_lr): Use gen_frame_mem.
4069 (m32r_output_function_epilogue): Don't output the function epilogue
4071 (m32r_expand_epilogue): New.
4072 (direct_return): Return false if the function has the interrupt
4074 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4075 * config/m32r/m32r.md (epilogue): New expander.
4076 (return_lr, return_rte): New insns.
4077 (return): Make it expander.
4078 (return_normal): New expander.
4080 2007-01-18 Josh Conner <jconner@apple.com>
4083 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4084 support for UNLE, UNLT, UNGE, and UNGT.
4086 2007-01-18 Jan Hubicka <jh@suse.cz>
4088 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4089 * tree-tailcall (add_virtual_phis): Likewise.
4090 (optimize_tail_call): Return TODOs.
4091 (execute_tail_calls): Return TODOs.
4092 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4093 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4095 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4096 Cleanup cfg using TODO.
4097 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4098 * passes.c (execute_function_todo): When cleanup did something, remove
4100 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4101 (make_edges): Don't cleanup_cfg.
4103 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4105 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4106 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4107 operate on the top of stack.
4108 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4109 register handling of instructions that output to the second
4111 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4112 (move_for_stack_reg): Special-case check for dead destination
4113 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4115 * config/i386/i386.md (UNSPEC_TAN): New constant.
4116 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4117 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4118 to correctly model move of constant 1.0 to top stack slot.
4119 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4120 (unnamed peephole2 pattern): Remove corresponding peephole2
4121 pattern that optimizes tan insn and loading of constant 1.0.
4122 (tanxf2): Use fptanxf4_i387.
4123 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4124 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4125 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4126 disable patterns for SSE math.
4127 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4128 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4130 2007-01-18 Dirk Mueller <dmueller@suse.de>
4131 Richard Guenther <rguenther@suse.de>
4134 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4135 * common.opt (Warray-bounds): Add new warning option.
4136 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4138 * Makefile.in: make tree-vrp.o depend on toplev.h
4139 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4141 (check_array_refs, check_array_bounds, check_array_ref): New.
4143 2007-01-18 Jan Hubicka <jh@suse.cz>
4145 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4146 (execute_ssa_ccp): Return flags conditionally.
4147 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4149 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4151 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4153 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4154 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4156 * Makefile.c (GTFILES): Add cfglayout.h.
4157 * gengtype.c (open_base_files): Likewise.
4158 * cfglayout.c (cfg_layout_function_footer,
4159 cfg_layout_function_header) Reindent to make gengtype happy.
4160 * cfglayout.h (cfg_layout_function_footer,
4161 cfg_layout_function_header): Add GTY(()) marker.
4163 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4165 2007-01-18 Ben Elliston <bje@au.ibm.com>
4167 * genautomata.c (write_automata): Include xstrerror output in the
4168 error message if writing the DFA description file fails.
4170 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4172 * config/mips/mips-protos.h (mips_output_external): Make it
4174 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4175 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4176 (extern_list): Likewise.
4177 (extern_head): Likewise.
4178 (TARGET_ASM_FILE_END): Likewise.
4179 (mips_file_end): Likewise.
4180 (mips_output_external): Rewritten.
4182 2007-01-18 Ben Elliston <bje@au.ibm.com>
4184 * genpreds.c (write_insn_preds_c): Only write out the function
4185 body for regclass_for_constraint if we have register constraints.
4187 2007-01-17 Tom Tromey <tromey@redhat.com>
4189 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4190 * doc/install.texi (Testing): Use sourceware.org.
4191 (Binaries): Likewise.
4192 (Specific): Likewise.
4193 * doc/contrib.texi (Contributors): Use sourceware.org.
4195 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4197 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4198 (AVR_ENHANCED): Rename to ...
4199 (AVR_HAVE_MUL): ... new.
4200 (avr_enhanced_p): Rename to ...
4201 (avr_have_mul_p): ... new.
4202 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4203 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4204 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4205 (avr_have_mul_p): ... new.
4206 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4207 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4208 'avr_enhanced_p' and 'enhanced'.
4209 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4210 AVR_HAVE_MUL instead of AVR_ENHANCED.
4211 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4212 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4213 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4214 instead of AVR_ENHANCED.
4215 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4216 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4217 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4219 2007-01-17 Ian Lance Taylor <iant@google.com>
4221 * vec.h (VEC_reserve_exact): Define.
4222 (vec_gc_p_reserve_exact): Declare.
4223 (vec_gc_o_reserve_exact): Declare.
4224 (vec_heap_p_reserve_exact): Declare.
4225 (vec_heap_o_reserve_exact): Declare.
4226 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4228 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4230 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4231 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4232 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4233 * vec.c (calculate_allocation): Add exact parameter. Change all
4235 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4236 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4237 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4238 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4239 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4240 (vec_heap_p_reserve_exact): New function.
4241 (vec_heap_o_reserve_exact): New function.
4243 2007-01-17 Jan Hubicka <jh@suse.cz>
4245 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4247 2007-01-17 Eric Christopher <echristo@apple.com>
4249 * config.gcc: Support core2 processor.
4251 2007-01-16 Jan Hubicka <jh@suse.cz>
4253 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4254 the names, just unlink the chain so we don't crash on dangling pointers
4257 2007-01-16 Jan Hubicka <jh@suse.cz>
4259 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4260 * tree-pass.h: Reorder to make IPA passes appear toegher.
4261 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4262 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4263 parameters, do not call early inliner.
4264 * ipa-inline.c: Update comments. Include tree-flow.h
4265 (cgraph_decide_inlining): Do not compute inlining parameters.
4266 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4267 be called with function context set up.
4268 (pass_ipa_inline): Remove unreachable functions before pass.
4269 (cgraph_early_inlining): Simplify assuming to be called from the
4271 (pass_early_inline): New pass.
4272 (cgraph_gate_ipa_early_inlining): New gate.
4273 (pass_ipa_early_inline): Turn into simple wrapper.
4274 (compute_inline_parameters): New function.
4275 (gate_inline_passes): New gate.
4276 (pass_inline_parameters): New pass.
4277 (apply_inline): Move here from tree-optimize.c
4278 (pass_apply_inline): New pass.
4279 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4281 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4283 (tree_function_versioning): Do not allocate dummy struct function.
4284 * tree-inline.h (optimize_inline_calls): Update prototype.
4285 * tree-optimize.c (execute_fixup_cfg): Export.
4286 (pass_fixup_cfg): Remove
4287 (tree_rest_of_compilation): Do not apply inlines.
4288 * tree-flow.h (execute_fixup_cfg): Declare.
4289 * Makefile.in (gt-passes.c): New.
4290 * passes.c: Include gt-passes.h
4291 (init_optimization_passes): New passes.
4292 (nnodes, order): New static vars.
4293 (do_per_function_toporder): New function.
4294 (execute_one_pass): Dump current pass here.
4295 (execute_ipa_pass_list): Don't dump current pass here.
4297 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4299 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4300 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4302 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4304 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4305 (strong_alias): Define.
4306 (__gcc_qmul): Provide non-FMA for soft-float.
4312 (__gcc_qunord): New.
4322 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4323 soft-float functions.
4324 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4325 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4326 about long double soft float.
4328 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4329 Tehila Meyzels <tehila@il.ibm.com>
4331 * tree-vectorizer.h (is_pattern_stmt_p): New.
4332 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4333 formatting (tabs instead of spaces). Cleanup and clarify setting
4334 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4335 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4336 (vectorizable_type_demotion): Check that types are integral.
4337 (vectorizable_type_promotion): Likewise.
4338 (vectorizable_store): Fix typo. Eliminate new-line at end of
4341 2007-01-16 Jan Hubicka <jh@suse.cz>
4343 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4346 2007-01-15 Eric Christopher <echristo@apple.com>
4348 * ifcvt.c: Include vec.h, vecprim.h.
4349 (check_cond_move_block): New argument regs.
4350 Reorganize. Add registers used to regs.
4351 (cond_move_process_if_block): Use regs set above as
4354 2007-01-15 Eric Christopher <echristo@apple.com>
4356 * config/darwin.h: Update copyright.
4357 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4358 (LINK_COMMAND_SPEC): Add -u.
4359 (LINK_SPEC): Fix umbrella for above.
4361 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4363 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4366 2007-01-15 Tom Tromey <tromey@redhat.com>
4368 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4369 * doc/install.texi (Testing): Don't mention jacks.
4370 (Configuration): Document --enable-java-maintainer-mode. Move
4371 --with-java-home to libgcj-specific section. Document
4373 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4375 2007-01-15 Jan Hubicka <jh@suse.cz>
4377 * tree-ssa-dce.c (DCE_TODOs): New.
4378 (propagate_necessity): Return if something changed.
4379 (eliminate_unnecessary_stmts): Likewise.
4380 (perform_tree_ssa_dce): Return TODO flags when needed.
4381 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4383 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4385 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4386 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4387 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4388 patterns using X87MODEF12 mode macro. Extend operand 1
4389 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4390 (log10<mode>2): Ditto.
4391 (log2<mode>2): Ditto.
4392 (log1p<mode>2): Ditto.
4393 (logb<mode>2): Ditto.
4394 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4395 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4396 (*fxtractxf3_i387): Rename from *fxtractxf3.
4397 (fxtract_extend<mode>xf3_i387): New insn pattern.
4398 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4399 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4400 and gen_fyl2xxf3_i387().
4402 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4404 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4405 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4406 get_loop_exit_edges. Changed return type to bool.
4407 * cfgloop.h (fix_loop_placement): Declaration removed.
4409 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4411 * param.h (MIN_VECT_LOOP_BOUND): New.
4412 * params.def (MIN_VECT_LOOP_BOUND): New.
4413 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4414 argument - minimum threshold for number of iterations.
4415 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4416 argument to declaration.
4417 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4418 MIN_VECT_LOOP_BOUND.
4419 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4420 slpeel_tree_peel_loop_to_edge with additional argument.
4421 (vect_do_peeling_for_alignment): Likewise.
4422 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4424 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4427 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4430 2007-01-14 Jan Hubicka <jh@suse.cz>
4432 * tree-dfa.c (remove_referenced_var): New function.
4433 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4434 prune referenced vars list too.
4435 * tree-flow.h (remove_referenced_var): Declare.
4437 2007-01-14 Jan Hubicka <jh@suse.cz>
4439 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4441 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4442 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4443 * except.h (verify_eh_throw_table_statements): Kill prototype.
4444 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4445 into call exrepssions.
4446 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4448 * tree-cfg.c: Include pointer-set.h.
4449 (verify_node_sharing): Work on pointer set.
4450 (verify_eh_throw_stmt_node): New.
4451 (verify_stmts): Use pointers sets, verify throw_stmt.
4453 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4455 * ipa-reference.c (analyze_function): Consider also addresses taken
4458 2007-01-12 Roger Sayle <roger@eyesopen.com>
4460 * c-typeck.c (null_pointer_constant_p): Replace use of
4461 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4462 (build_c_cast): Likewise.
4464 2007-01-12 Roger Sayle <roger@eyesopen.com>
4466 * tree.h (force_fit_type_double): Remove unused final argument.
4467 * c-common.c (constant_expression_warning): Replace use of
4468 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4469 (convert_and_check): Likewise.
4470 (shorten_compare): Update call to force_fit_type_double.
4471 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
4472 * convert.c (convert_to_pointer): Update call to
4473 force_fit_type_double.
4474 * fold-const.c (force_fit_type_double): Remove overflowed_const
4476 (int_const_binop, fold_convert_const_int_from_int,
4477 fold_convert_const_int_from_real, fold_div_compare,
4478 fold_sign_changed_comparison, fold_unary, fold_negate_const,
4479 fold_abs_const, fold_not_const): Remove the final argument from
4480 calls to force_fit_type_double.
4482 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4484 * configure.ac: Set insn to "nop" for spu-*-* also.
4485 * configure: Regenerate.
4487 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
4489 * builtins.def : Add BUILT_IN_FREE.
4491 2007-01-12 Jan Hubicka <jh@suse.cz>
4493 PR tree-optimization/30443
4494 * tree-inline.c (tree_function_versioning): Do not optimize when
4495 cloning for inlining.
4497 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
4499 * doc/loop.texi: Document recording of loop exits.
4500 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
4501 (update_single_exits_after_duplication,
4502 update_single_exit_for_duplicated_loop,
4503 update_single_exit_for_duplicated_loops): Removed.
4504 (duplicate_loop_to_header_edge): Do not call
4505 update_single_exits_after_duplication and
4506 update_single_exit_for_duplicated_loops.
4507 (loop_version): Do not update single_exit information.
4508 (fix_loop_structure): Use record_loop_exits instead of
4509 mark_single_exit_loops.
4510 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
4511 the lists of loop exits.
4512 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
4513 split_edge, merge_blocks): Update the lists of loop exits.
4514 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
4515 loop_optimizer_init.
4516 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
4517 of mark_single_exit_loops.
4518 (loop_optimizer_finalize): Call release_recorded_exits.
4519 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
4520 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
4521 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
4522 update single exit information.
4523 * lambda-code.c (perfect_nestify): Ditto.
4524 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
4525 (mark_single_exit_loops): Removed.
4526 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
4527 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
4528 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
4530 (get_loop_exit_edges, single_exit): Use recorded exit lists.
4531 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
4532 (verify_loop_structure): Verify consistency of the exit lists.
4533 (flow_loops_find): Use alloc_loop. Initialize exits hash.
4534 (set_single_exit): Removed.
4535 * cfgloop.h (struct loop_exit): New function.
4536 (struct loop): single_exit_ field replaced by exits field.
4537 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
4538 (struct loops): Added exits hash.
4539 (mark_single_exit_loops, set_single_exit): Declaration removed.
4540 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
4542 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4544 * doc/invoke.texi: Avoid use of @headitem.
4546 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4548 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
4550 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4552 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
4555 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4556 Richard Sandiford <richard@codesourcery.com>
4558 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
4559 * config/m68k/m68k.opt: Resort options.
4560 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
4562 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4563 Richard Sandiford <richard@codesourcery.com>
4565 * doc/invoke.texi: Document the macros that are defined by
4566 m68k's -mtune and -mhard-float options.
4567 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
4568 (m68k_cpp_cpu_family): Likewise.
4569 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
4570 of __ucfv*__ macros. Define __mcffpu__ if generating code for
4571 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
4572 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
4573 (m68k_cpp_cpu_family): Likewise.
4575 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4577 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
4578 macros besides mc68000 as tuning macros. Use a switch statement
4579 to set them and mcpu32.
4581 2007-01-12 Julian Brown <julian@codesourcery.com>
4583 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
4584 (TARGET_68040_ONLY): Rename to...
4585 (TARGET_68040): ...this.
4586 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
4587 * config/m68k/m68k.md: Likewise.
4589 2007-01-12 Julian Brown <julian@codesourcery.com>
4590 Nathan Sidwell <nathan@codesourcery.com>
4591 Richard Sandiford <richard@codesourcery.com>
4593 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
4594 the -mcpu= argument associated with the --with-cpu setting.
4595 Define M68K_DEFAULT_TUNE to the default -mtune= option,
4596 if different from the one implied by the -mcpu setting.
4597 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
4598 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
4599 * doc/invoke.texi: Mention ColdFire in the introduction to the
4600 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
4601 -mno-div and -mhard-float options. Make -m68881 a synonym for
4602 -mhard-float. Document the previously-undocumented -m5206e,
4603 -m528x, -m5307 and -m5407 options. Tweak the existing option
4604 documentation for consistency.
4605 * doc/install.texi: Mention new --with-cpu arguments.
4606 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
4607 default CPU if neither -mcpu nor -march are specified.
4608 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
4609 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
4610 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
4611 using m68k_tune to decide between families that implement the
4612 same ISA. Use m68k_tune to set __mcfv4e__.
4613 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
4614 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
4615 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
4616 (FL_ISA_C, FL_ISA_MMU): New macros.
4617 (MASK_COLDFIRE): Delete.
4618 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
4619 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
4620 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
4621 (TARGET_HARD_FLOAT): Do not define here.
4622 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
4623 (TUNE_68000): New macro.
4624 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
4625 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
4626 (TUNE_CFV2): Redefine in terms of m68k_tune.
4627 (uarch_type, target_device, fpu_type): New enums.
4628 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
4629 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
4630 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
4631 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
4632 (FL_FOR_isa_c): New macros.
4633 (m68k_isa): New enum.
4634 (m68k_target_selection): New structure.
4635 (all_devices, all_isas, all_microarchs): New tables.
4636 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
4637 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
4638 (MASK_ALL_CPU_BITS): Delete.
4639 (m68k_find_selection): New function.
4640 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
4641 Map the legacy target options to a combination of the new ones.
4642 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
4643 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
4644 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
4646 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
4647 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
4649 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
4650 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
4651 * config/m68k/m68k-devices.def: New file.
4653 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4654 Nathan Sidwell <nathan@codesourcery.com>
4656 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
4657 (SUBTARGET_EXTRA_SPECS): New macros.
4658 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
4659 use %(asm_cpu_spec) instead.
4660 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
4661 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
4662 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
4663 (EXTRA_SPECS): Rename to...
4664 (SUBTARGET_EXTRA_SPECS): ...this.
4666 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4667 Richard Sandiford <richard@codesourcery.com>
4668 Julian Brown <julian@codesourcery.com>
4670 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4671 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
4672 to the configuration's default CPU.
4673 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
4674 Remove default masks.
4675 (m680[012]0-*-*): Set the default with_cpu to the first part of
4677 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
4678 (m68k*-*-linux): Extend the --with-cpu handling to...
4679 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
4680 and m68010. Don't set target_cpu_default2.
4681 * doc/install.texi: Document --with-cpu for m68k.
4682 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
4683 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
4684 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
4685 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
4686 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
4687 (ASM_SPEC): Remove use of %(asm_cpu_default).
4688 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
4689 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
4690 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
4691 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
4692 __HAVE_FPU__ if TARGET_HARD_FLOAT.
4693 (TARGET_DEFAULT): Delete.
4694 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
4695 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
4696 (CPP_CPU_SPEC): Delete.
4697 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
4698 the appropriate string.
4699 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
4700 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
4701 (ASM_SPEC): Don't use %(asm_default_spec).
4702 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
4703 TARGET_DEFAULT and add MASK_68881.
4704 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
4706 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4708 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
4709 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
4710 MASK_68010 alongside MASK_68020.
4711 * doc/invoke.texi: Document -m68010.
4712 * config/m68k/m68k.opt (m68010): New.
4713 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
4715 (TUNE_68010): New macro.
4716 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
4717 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
4718 (M68K_CPU_m68332): Add MASK_68010.
4719 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
4720 fallback definition.
4721 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
4723 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
4724 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
4725 to all entries that use MASK_68020.
4726 (output_move_simode_const, output_move_himode, output_move_qimode)
4727 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
4728 instead of TARGET_68020 to select clr behavior. Remove comment
4729 about there being no TARGET_68010.
4730 * config/m68k/m68k.md: Likewise throughout.
4732 2007-01-12 Julian Brown <julian@codesourcery.com>
4734 * config/m68k/m68k.h (TARGET_ISAB): New macro.
4735 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
4736 * config/m68k/m68k.md: Likewise.
4738 2007-01-12 Julian Brown <julian@codesourcery.com>
4740 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
4741 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
4743 2007-01-12 Julian Brown <julian@codesourcery.com>
4745 * config/m68k/m68k.h (TUNE_68040_60): New macro.
4746 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
4747 * config/m68k/m68k.md: Likewise.
4749 2007-01-12 Julian Brown <julian@codesourcery.com>
4750 Richard Sandiford <richard@codesourcery.com>
4752 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
4753 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
4754 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
4756 (TARGET_CPU32): Rename to...
4757 (TUNE_CPU32): ...this.
4758 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
4759 (TUNE_CFV2): New macros.
4760 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
4761 remove conditions that are implied by TARGET_68020.
4762 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
4763 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
4764 (m68k_output_function_epilogue): Likewise.
4765 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
4766 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
4767 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
4768 non-68000 timings. Refactor multiplication and division costs.
4769 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
4770 TUNE_CPU32 instead of TARGET_CPU32.
4771 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
4772 and TUNE_68060 instead of TARGET_68060.
4773 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
4774 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
4776 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
4777 && !TARGET_COLDFIRE" to choose between moveq and clr.
4778 Likewise in the unnamed movsf pattern.
4779 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
4780 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
4783 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4785 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
4786 of tabbing before backslashes.
4788 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4790 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
4791 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
4792 (ASM_OUTPUT_INTERNAL_LABEL): Define.
4794 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4796 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
4797 find_interesting_uses_cond.
4798 (find_interesting_uses_cond): Use extract_cond_operands.
4799 (rewrite_use_compare): Use extract_cond_operands and
4800 force_gimple_operand_bsi. Do not call update_stmt.
4801 (determine_use_iv_cost_condition): Use extract_cond_operands.
4802 Return cheaper of using original bound and changing the exit bound.
4804 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4806 PR tree-optimization/29516
4807 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
4808 most_expensive_mult_to_index, addr_to_parts,
4809 create_mem_ref, maybe_fold_tmr): Make the type of
4810 fields of TARGET_MEM_REF sizetype.
4811 (move_fixed_address_to_symbol, move_pointer_to_base):
4813 * tree.def (TARGET_MEM_REF): Add comment on types of
4816 2007-01-11 Joseph Myers <joseph@codesourcery.com>
4818 * c-common.c (vector_types_convertible_p): Treat opaque types as
4819 always convertible if they have the same size, but not otherwise.
4821 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
4823 * ifcvt.c (struct noce_if_info): Add comments to the fields.
4824 Remove the b_unconditional field.
4825 (noce_try_sign_mask): Do not look at b_unconditional.
4826 (noce_process_if_block): Do not use merge_if_blocks. Update
4827 the CFG here. Do not set b_unconditional.
4828 (cond_move_process_if_block): Likewise.
4829 (find_cond_trap): Likewise.
4830 (check_cond_move_block): Require simple jump insns at the end
4833 2007-01-11 Jan Hubicka <jh@suse.cz>
4835 PR tree-optimization/1046
4836 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
4837 when alias info is not ready.
4838 (pass_tail_recursion): Do not require aliasing.
4839 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
4840 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
4841 * tree-ssa-copy.c (pass_copy_prop): Likewise.
4842 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
4843 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
4844 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
4845 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
4847 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
4848 When aliasing is not build, mark statement as volatile.
4850 2007-01-11 Tom Tromey <tromey@redhat.com>
4852 PR preprocessor/15185, PR preprocessor/20989:
4853 * doc/cppopts.texi <-MT>: Update description of algorithm for
4854 computing default target.
4855 <-M, -MD>: Reword "basename" text.
4857 2007-01-11 Roger Sayle <roger@eyesopen.com>
4859 * builtins.c (expand_builtin_pow, expand_builtin_powi,
4860 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
4861 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4862 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
4863 fold_builtin_bswap, real_constp, fold_builtin_pow,
4864 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
4865 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
4866 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4867 * convert.c (convert_to_pointer): Likewise.
4868 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4869 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
4870 const_binop, fold_convert_const_int_from_int,
4871 fold_convert_const_int_from_real,
4872 fold_convert_const_real_from_real, sign_bit_p,
4873 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
4874 fold_sign_changed_comparison, fold_unary, fold_comparison,
4875 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
4876 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
4877 * print-tree.c (print_node_brief, print_node): Likewise.
4878 * stor-layout.c (place_field, layout_type): Likewise.
4879 * tree-chrec.c (keep_cast): Likewise.
4880 * tree.c (build_vector, build_real, build_real_from_int_cst,
4881 build_complex): Likewise.
4883 2007-01-11 Roger Sayle <roger@eyesopen.com>
4885 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
4886 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
4888 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
4890 * configure.ac (strict1_warn): Rename to strict_warn.
4891 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
4892 cc_set_by_configure, quoted_cc_set_by_configure,
4893 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
4894 all_boot_languages, all_stagestuff): Remove.
4895 (target_list): Remove bootstrap targets.
4896 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
4897 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
4898 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
4899 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
4900 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
4901 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
4902 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
4903 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
4904 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
4905 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
4906 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
4907 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
4908 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
4909 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
4910 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
4911 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
4912 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
4913 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
4914 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
4915 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
4916 (mostlyclean): Adjust.
4917 (clean, distclean): Don't mention bootstrap stuff.
4918 * configure: Regenerate.
4919 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
4920 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
4921 treelang/config-lang.in (stagestuff): Remove.
4922 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
4923 stageprofile, stagefeedback, stagestuff): Remove mention.
4925 2007-01-11 Nick Clifton <nickc@redhat.com>
4927 * config/mcore/predicates.md (mcore_general_movesrc_operand):
4929 (mcore_general_movdst_operand): Do not accept CONST_INTs.
4930 (mcore_arith_K_S_operand): Run the test for the S constraint not
4931 the test for the M constraint.
4932 (mcore_addsub_operand): Do not accept integer values that are
4933 larger than 32 bits.
4934 * config/mcore/mcore.md: Remove unused constraints from split.
4935 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
4937 (allocate_stack): Likewise.
4938 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
4939 operands to 32 bits.
4940 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
4942 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
4943 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
4944 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
4945 mcore_output_bclri, mcore_output_andn, output_inline_const,
4946 mcore_output_move, mcore_output_movedouble): Likewise.
4947 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
4948 (output_inline_const): Likewise.
4949 (output_inline_const): Fix format strings used in sprintf
4951 * config/mcore/mcore-protos.h: Update prototypes for changed
4952 functions in mcore.c.
4953 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
4954 HOST_WIDE_INT and not int.
4955 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
4956 CONST_OK_FOR_N): Likewise.
4957 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
4958 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
4961 2007-01-10 Jan Hubicka <jh@suse.cz>
4963 * tree-vrp.c (remove_range_assertions): Release defs.
4964 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
4965 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
4967 2007-01-10 Paul Brook <paul@codesourcery.com>
4969 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
4970 * config/arm/arm.md (mulsi3subsi): New insn.
4972 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
4974 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
4975 (tree_transform_and_unroll_loop): New.
4976 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
4979 2007-01-10 Robert Kennedy <jimbob@google.com>
4981 * fold-const.c (fold_comparison): Fold comparisons like (x *
4982 1000 < 0) to (x < 0).
4984 2007-01-10 Ian Lance Taylor <iant@google.com>
4986 * tree-pretty-print.c (dump_generic_node): Print parentheses when
4987 operands have the same priority.
4989 2007-01-10 Tom Tromey <tromey@redhat.com>
4991 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
4992 (fold_binary): Likewise.
4993 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
4994 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
4995 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
4996 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
4997 * langhooks.h (struct lang_hooks): Removed field
4998 'can_use_bit_fields_p'.
5000 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5002 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5004 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5006 * function.c (get_last_funcdef_no): New function.
5007 * function.h (get_last_funcdef_no): Declare.
5008 * tree-inline.c (initialize_cfun): Add initialization.
5009 (tree_function_versioning): Cleanup.
5011 2007-01-10 Jan Hubicka <jh@suse.cz>
5013 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5016 2007-01-10 Sa Liu <saliu@de.ibm.com>
5017 Ben Elliston <bje@au.ibm.com>
5019 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5020 for SAVE_NONLOCAL and Pmode for any other save level.
5021 * spu-protos.h (spu_restore_stack_block): Declare.
5022 * spu.md (save_stack_block): Remove.
5023 (restore_stack_block): Call spu_restore_stack_block.
5024 * spu.c (spu_restore_stack_block): New function.
5025 (spu_expand_epilogue): Remove old comment.
5027 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5029 PR tree-optimization/30322
5030 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5031 (cand_value_at): Return the value as aff_tree.
5032 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5033 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5034 aff_combination_mult): New functions.
5035 (aff_combination_add): Use aff_combination_add_cst.
5036 (aff_combination_convert): Allow conversions to a wider type.
5037 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5038 * tree-affine.h (aff_combination_mult): Declare.
5040 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5042 * doc/tm.texi: Update documentation to reflect reality of exec
5043 and start file search behaviours. Update copyright year.
5044 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5045 header file directories.
5047 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5049 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5050 (*cosxf2): Rename to cosxf2_i387.
5051 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5052 using X87MODEF12 mode macro. Rename patterns to
5053 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5055 (*cosdf2, *cossf2): Ditto.
5056 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5057 to match extended input operands.
5058 (sincos<mode>3): New expander.
5059 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5060 insn patterns and corresponding splitters.
5062 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5064 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5065 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5067 2007-01-09 Nicolas Pitre <nico@cam.org>
5070 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5072 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5074 * target.h (struct gcc_target): New field library_rtti_comdat.
5075 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5076 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5077 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5078 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5080 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5082 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5084 2007-01-08 Richard Guenther <rguenther@suse.de>
5086 * tree.h (force_fit_type_double): Export.
5087 (force_fit_type): Remove.
5088 * fold-const.c (force_fit_type_double): New function.
5089 (force_fit_type): Remove.
5090 (int_const_binop): Use it.
5091 (fold_convert_const_int_from_int): Likewise.
5092 (fold_convert_const_int_from_real): Likewise.
5093 (fold_div_compare): Likewise.
5094 (fold_sign_changed_comparison): Likewise.
5095 (fold_unary): Likewise.
5096 (fold_negate_const): Likewise.
5097 (fold_abs_const): Likewise.
5098 (fold_not_const): Likewise.
5099 * c-common.c (shorten_compare): Use force_fit_type_double.
5100 * convert.c (convert_to_pointer): Likewise.
5102 2007-01-08 Richard Guenther <rguenther@suse.de>
5104 * tree.h (build_int_cst_wide_type): Export.
5105 * tree.c (build_int_cst_wide_type): New function.
5106 (build_int_cst_wide): Fix comment.
5107 * builtins.c (fold_builtin_object_size): Use build_int_cst
5108 to build -1 or 0 of the correct type. Use fit_double_type
5109 to check for overflow.
5110 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5112 (decode_field_reference): Likewise.
5113 (all_ones_mask_p): Likewise.
5114 (native_interpret_int): Use build_int_cst_wide_type.
5115 (fold_binary): Use build_int_cst_type to build an all-ones
5117 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5119 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5121 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5123 2007-01-09 Ben Elliston <bje@au.ibm.com>
5125 * genautomata.c (STATS_OPTION): New option.
5126 (stats_flag): New flag.
5127 (gen_automata_option): Handle it.
5128 (initiate_automaton_gen): Ditto.
5129 (write_automata): Output statistics only if stats_flag is
5130 set. Likewise, output time statistics only if time_flag is set.
5131 * doc/md.texi (Processor pipeline description): Document new flag.
5133 2007-01-08 Richard Guenther <rguenther@suse.de>
5135 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5136 * tree.c (build_int_cst_type): Likewise.
5137 (size_in_bytes): Don't call force_fit_type on the result.
5138 (int_fits_type_p): Use fit_double_type.
5139 * fold-const.c (fit_double_type): New function.
5140 (force_fit_type): Use it.
5141 * tree.h (fit_double_type): Export.
5143 2007-01-08 Jan Hubicka <jh@suse.cz>
5145 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5146 * ipa.c (function_and_variable_visibility): Fix return type.
5148 2007-01-08 Richard Guenther <rguenther@suse.de>
5150 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5151 of offset to build the index.
5152 * tree-pretty-print.c (dump_generic_node): Don't build negated
5153 const just for printing.
5154 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5155 * builtins.c (fold_builtin_int_roundingfn): Check if result
5156 fits the type by using force_fit_type and comparing the result.
5157 * predict.c (predict_loops): Use compare_tree_int for comparison.
5158 * tree.c (build_int_cst): Fall back to integer_type_node for
5160 (build_int_cst_wide): Assert type is non-null.
5162 2007-01-08 Roberto Costa <roberto.costa@st.com>
5164 * tree-vrp.c (extract_range_from_cond_expr): New.
5165 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5166 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5168 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5169 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5170 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5171 used as expressions.
5172 * tree-object-size.c (cond_expr_object_size): New.
5173 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5175 2007-01-08 Jan Hubicka <jh@suse.cz>
5177 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5178 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5181 2007-01-08 Richard Guenther <rguenther@suse.de>
5183 PR tree-optimization/23603
5184 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5185 (extract_range_from_binary): Fall back to truthvalue instead of
5186 varying for TRUTH_*_EXPR.
5187 (extract_range_from_comparison): Fall back to truthvalue instead of
5189 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5190 if all visited PHI values were constant.
5192 2007-01-08 Jan Hubicka <jh@suse.cz>
5194 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5195 (cgraph_analyze_function): break out from ...
5196 (cgraph_finalize_compilation_unit): ... here.
5197 (cgraph_expand_function): Remove forgoten commented out line.
5198 (cgraph_optimize): Analyze functions.
5200 2007-01-08 Jan Hubicka <jh@suse.cz>
5202 * tree-pas.h (TODO_remove_function): New flag.
5203 (TODO_update*): Renumber.
5204 (pass_ipa_increase_alignment,
5205 pass_ipa_function_and_variable_visibility): New passes.
5206 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5207 (cgraph_function_and_variable_visibility): Move to ipa.c
5208 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5209 cgraph_increase_alignment.
5210 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5211 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5212 calling tree-inline.
5213 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5214 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5215 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5216 (gate_increase_alignment): New function.
5217 (pass_ipa_increase_alignment): New pass.
5218 * ipa.c: Inline tree-pass.h and timevar.h
5219 (function_and_variable_visibility): Move here from cgraphunit.c
5220 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5221 * passes.c (init_optimization_passes): Add the two new passes.
5222 (execute_todo): Handle cgraph_remove_functions.
5224 2007-01-08 Nick Clifton <nickc@redhat.com>
5226 * config/frv/predicates.md (reg_or_0_operand): Accept
5229 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5231 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5232 * config.gcc: Add bfin*-rtems*.
5234 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5236 * c.opt: Add -flax-vector-conversions.
5237 * c-typeck.c (convert_for_assignment): Pass flag to
5238 vector_types_convertible_p to allow emission of note.
5239 (digest_init): Likewise.
5240 * c-opts.c: Handle -flax-vector-conversions.
5241 * c-common.c (flag_lax_vector_conversions): New.
5242 (vector_types_convertible_p): Unless -flax-vector conversions
5243 has been passed, disallow conversions between vectors with
5244 differing numbers of subparts and/or element types. If such
5245 a conversion is disallowed, possibly emit a note on the first
5246 occasion only to inform the user of -flax-vector-conversions.
5247 The new last argument specifies this.
5248 * c-common.h (flag_lax_vector_conversions): New.
5249 (vector_types_convertible_p): Add extra argument.
5250 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5251 char_type_node for V*QI type vectors.
5252 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5253 Update to satisfy new typechecking rules.
5254 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5256 * doc/invoke.texi (C Dialect Options): Document
5257 -flax-vector-conversions.
5259 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5261 PR tree-optimization/29877
5262 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5263 a register variable on the RHS to not be replaceable.
5265 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5266 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5267 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5268 const_simm15, const_pow2, const_npow2): Added.
5269 * config/score/misc.md (insv, extv, extzv, movmemsi,
5270 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5271 * config/score/score.c (score_address_cost, score_select_cc_mode):
5273 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5274 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5275 Update score_print_operand.
5276 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5277 Adjust register allocate order and update some macro define.
5278 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5279 mdx_block_move_straight, mdx_block_move_loop_head,
5280 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5281 mdx_block_move): Added.
5282 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5283 mdp_limm): Updated and fix some bug and typo.
5284 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5285 (movsf, movdf, doloop_end): Added.
5287 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5289 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5290 config/arm/thumb2.md: Fix comment typos.
5291 * doc/extend.texi: Fix a typo.
5293 2007-01-07 Eric Christopher <echristo@apple.com>
5295 * configure.ac: Check for __stack_chk_fail for darwin.
5296 * configure: Regenerate.
5298 2007-01-07 Richard Guenther <rguenther@suse.de>
5300 * tree-vrp.c (extract_range_from_assert): CSE calls to
5301 compare_values where possible.
5302 (extract_range_from_unary_expr): Likewise.
5304 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5306 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5307 * config/avr/avr.c (call_insn_operand): Delete function.
5308 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5309 instead of register number. Use predicates.
5310 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5311 call_insn_operand): Add.
5313 2007-01-06 Jan Hubicka <jh@suse.cz>
5315 * tree-pass.h (pass_build_cgraph_edges): Declare.
5316 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5317 (visited_nodes): Remove.
5318 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5319 build_cgrpah_edges; make visited_nodes local.
5320 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5321 (record_references_in_initializer): Move to cgraphbuild.c
5322 (initialize_inline_failed, rebuild_cgraph_edges,
5323 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5324 (verify_cgraph_node): Make visited_nodes local.
5325 (cgraph_analyze_function): Do not call cgraph_create_edges and
5326 initialize_inline_failed.
5327 (cgraph_expand_function): Do not call cgraph_lower_function;
5328 assert that function is already lowered.
5329 * Makefile.in (cgraphbuild.o): New.
5330 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5331 at the end of lowering passes.
5333 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5335 * ifcvt.c (cond_move_convert_if_block): New function, code
5336 factored out from...
5337 (cond_move_process_if_block): ...here. Call the new function
5338 on the THEN and ELSE blocks.
5339 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5340 already takes care of this.
5342 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5345 * tree.h (TREE_OVERFLOW_P): New.
5346 * c-typeck.c (parser_build_unary_op): Warn only if result
5347 overflowed and operands did not.
5348 (parser_build_binary_op): Likewise.
5349 (convert_for_assignment): Remove redundant overflow_warning.
5350 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5352 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5354 * c-typeck.c (store_init_value): Split over two lines to follow
5355 the GNU coding style.
5357 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5359 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5360 __GXX_EXPERIMENTAL_CXX0X__.
5361 * doc/cpp.texi: Same.
5363 2007-01-05 Richard Guenther <rguenther@suse.de>
5366 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5367 with mismatched types. Instead explicitly build a
5368 conversion NOP_EXPR.
5370 2007-01-05 Ian Lance Taylor <iant@google.com>
5372 * c-common.c (decl_with_nonnull_addr_p): New function.
5373 (c_common_truthvalue_conversion): Call it.
5374 * c-typeck.c (build_binary_op): Likewise.
5375 * c-common.h (decl_with_nonnull_addr_p): Declare.
5377 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5380 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5383 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5385 * doc/install.texi (Final install): Document the fact that
5386 the GNAT runtime should not be stripped.
5388 2007-01-04 Jan Hubicka <jh@suse.cz>
5390 * tree-inline.c (fold_marked_statements): Update operand caches
5391 and EH after folding
5393 2007-01-04 Ian Lance Taylor <iant@google.com>
5395 * c-common.c (check_function_nonnull): Whitespace fix.
5397 2007-01-04 Jan Hubicka <jh@suse.cz>
5399 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5400 comitted older version of patch.
5401 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5402 function, celanup cfg and collect garbage.
5404 2007-01-04 Mike Stump <mrs@apple.com>
5406 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5409 2007-01-04 Eric Christopher <echristo@apple.com>
5411 * libgcc2.c (__bswapsi2): Use SItype.
5412 (__bswapdi2): Use DItype.
5413 * libgcc2.h: Update for above.
5415 2007-01-04 Paul Brook <paul@codesourcery.com>
5417 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5418 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5419 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5420 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5421 umulsi3_highpart): Make conditional on !arm_arch6.
5422 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5423 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5424 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5425 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5426 umulsi3_highpart_v6): New insns.
5428 2007-01-04 Roger Sayle <roger@eyesopen.com>
5430 * fold-const.c (fold_convert): When casting an expression to void,
5431 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5432 have a type. Instead of attempting to build a NOP_EXPR, return
5433 these "special" trees directly.
5435 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5437 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5438 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5439 rs6000_cost->fp not 0 as adjustment for outer NEG.
5441 2007-01-04 Jan Hubicka <jh@suse.cz>
5443 * cgraph.c (cgraph_release_function_body): New function.
5444 (cgraph_remove_node): Use it.
5445 * cgraph.h (cgraph_release_function_body): Declare.
5446 * cgraphunit.c (cgraph_expand_function): Use it.
5447 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5448 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5449 is initialized and while compilation of other function is running.
5450 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5451 statement CFG annotations from here to ...
5452 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5454 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5456 * cfgloop.h (enum li_flags): Make the constants powers of two.
5458 2007-01-04 Jan Hubicka <jh@suse.cz>
5460 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
5462 (fold_marked_statements): New function.
5463 (optimize_inline_calls, tree_function_versioning): Fold new statements.
5464 * tree-inline.h (copy_body_data): Add statements_to_fold.
5466 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
5468 * config.gcc: Mention libgcc/config.host.
5469 * Makefile.in: Update comments mentioning libgcc.
5470 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
5471 (all.cross, start.encap, rest.encap, rest.cross): Update
5472 dependencies for libgcc move.
5473 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
5474 (clean-target, clean-target-libgcc): Delete.
5475 (srcdirify, GCC_EXTRA_PARTS): New macros.
5476 (libgcc-support, libgcc.mvars): New rules.
5477 (distclean): Remove mention of mklibgcc.
5478 (install): Don't reference INSTALL_LIBGCC.
5479 (install-common): Don't reference EXTRA_PARTS.
5480 (install-libgcc, install-multilib): Delete rules.
5481 * mklibgcc.in: Delete file.
5482 * doc/configfiles.texi: Don't mention mklibgcc.
5484 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
5485 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
5486 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
5487 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
5488 (mklibgcc, ldblspecs): Likewise.
5490 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
5491 (posixpre.def): Use $(T).
5492 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
5493 (SHLIB_SRC, SHLIB_INSTALL): Delete.
5494 (SHLIB_LINK): Make dummy.
5495 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
5497 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
5499 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
5500 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
5501 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
5502 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
5504 * configure.ac (all_outputs): Remove mklibgcc.
5505 * configure: Regenerated.
5507 2007-01-03 Josh Conner <jconner@apple.com>
5510 * calls.c (compute_argument_addresses): Set stack and stack_slot
5511 for partial args, too.
5512 (store_one_arg): Use locate.size.constant for the size when
5513 generating a save_area.
5515 2007-01-03 Robert Kennedy <jimbob@google.com>
5517 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
5518 whose definitions are deleted due to basic block merging.
5520 2007-01-03 Paul Brook <paul@codesourcery.com>
5523 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
5525 (use_return_insn): Return 0 for Thumb interrupt functions.
5526 (print_multi_reg): Add rfe argument for IRQ returns.
5527 (arm_output_epilogue): Pop interrupt return address directly into PC.
5528 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
5530 2007-01-03 Paul Brook <paul@codesourcery.com>
5532 Merge from sourcerygxx-4_1.
5533 * config/arm/thumb2.md: New file.
5534 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
5536 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
5537 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5538 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
5539 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
5541 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5542 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
5544 * config/arm/ieee754-sf.S: Ditto.
5545 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
5546 (thumb1_base_register_rtx_p): ... to this.
5547 (thumb_index_register_rtx_p): Rename...
5548 (thumb1_index_register_rtx_p): ... to this.
5549 (thumb_output_function_prologue): Rename...
5550 (thumb1_output_function_prologue): ... to this.
5551 (thumb_legitimate_address_p): Rename...
5552 (thumb1_legitimate_address_p): ... to this.
5553 (thumb_rtx_costs): Rename...
5554 (thumb1_rtx_costs): ... to this.
5555 (thumb_compute_save_reg_mask): Rename...
5556 (thumb1_compute_save_reg_mask): ... to this.
5557 (thumb_final_prescan_insn): Rename...
5558 (thumb1_final_prescan_insn): ... to this.
5559 (thumb_expand_epilogue): Rename...
5560 (thumb1_expand_epilogue): ... to this.
5561 (arm_unwind_emit_stm): Rename...
5562 (arm_unwind_emit_sequence): ... to this.
5563 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
5564 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
5565 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
5566 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
5567 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
5568 thumb2_output_casesi): New functions.
5569 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
5570 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
5571 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
5572 THUMB2_WORK_REGS): Define.
5573 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
5574 arm_condexec_mask, arm_condexec_masklen)): New variables.
5575 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
5576 (arm_override_options): Check new CPU capabilities.
5577 Set new architecture flag variables.
5578 (arm_isr_value): Handle v7m interrupt functions.
5579 (user_return_insn): Return 0 for v7m interrupt functions. Handle
5581 (const_ok_for_arm): Handle Thumb-2 constants.
5582 (arm_gen_constant): Ditto. Use movw when available.
5583 (arm_function_ok_for_sibcall): Return false for v7m interrupt
5585 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
5586 (thumb_find_work_register, arm_load_pic_register,
5587 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
5588 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
5589 print_multi_reg, output_mov_long_double_fpa_from_arm,
5590 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
5591 output_mov_double_fpa_from_arm, output_move_double,
5592 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
5593 output_return_instruction, arm_output_function_prologue,
5594 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
5595 arm_output_mi_thunk, thumb_set_return_address): Ditto.
5596 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
5597 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
5598 (arithmetic_instr, shift_op): Use arm_shift_nmem.
5599 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
5601 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
5602 (thumb_expand_prologue): Use thumb_set_frame_pointer.
5603 (arm_file_start): Output directive for unified syntax.
5604 (arm_unwind_emit_set): Handle stack alignment instruction.
5605 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
5606 Add v6t2, v7, v7a, v7r and v7m.
5607 (RETLDM): Add Thumb-2 code.
5608 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
5609 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
5610 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
5611 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
5612 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
5613 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
5614 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
5615 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
5616 ADJUST_INSN_LENGTH): Define.
5617 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
5618 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
5619 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
5620 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
5621 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
5622 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
5623 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
5624 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
5625 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
5626 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
5627 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
5628 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
5629 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
5630 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
5631 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
5632 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
5633 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
5635 * config/arm/arm-tune.md: Regenerate.
5636 * config/arm/arm-protos.h: Update prototypes.
5637 * config/arm/vfp.md: Enable patterns for Thumb-2.
5638 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
5639 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
5640 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
5641 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
5642 * config/arm/libunwind.S: Add Thumb-2 code.
5643 * config/arm/constraints.md: Update include Thumb-2.
5644 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
5645 * config/arm/ieee754-df.S: Ditto.
5646 * config/arm/bpabi.S: Ditto.
5647 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
5648 * config/arm/predicates.md (low_register_operand,
5649 low_reg_or_int_operand, thumb_16bit_operator): New.
5650 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
5651 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
5652 * config/arm/t-arm-elf: Add armv7 multilib.
5653 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
5655 (UNSPEC_STACK_ALIGN, ce_count): New.
5656 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
5657 arm_zero_extendsidi2, arm_zero_extendqidi2): New
5659 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
5660 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
5661 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
5662 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
5663 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
5664 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
5666 * doc/extend.texi: Document ARMv7-M interrupt functions.
5667 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
5669 2007-01-03 Jakub Jelinek <jakub@redhat.com>
5671 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
5672 (struct _Unwind_Context): Rename args_size to flags, remove
5673 signal_frame field, add a new args_size field and version field.
5674 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
5675 _Unwind_IsExtendedContext): New inline functions.
5676 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
5677 Assume by_value array is only present if _Unwind_IsExtendedContext.
5678 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
5679 _Unwind_IsSignalFrame.
5680 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
5681 (uw_update_context_1): Use _Unwind_SetSignalFrame.
5682 (uw_init_context_1): Initialize context->flags to
5683 EXTENDED_CONTEXT_BIT.
5684 * config/rs6000/linux-unwind.h (frob_update_context): Use
5685 _Unwind_SetSignalFrame.
5687 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5690 * gimplify.c (gimplify_modify_expr_complex_part): Move below
5691 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
5694 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
5696 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
5697 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
5698 RET, AT_SP): Remove.
5699 * config/i386/i386.md (*sse_prologue_save_insn): Use return
5702 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5703 * cfgbuild.c (find_basic_blocks): Likewise.
5704 * cfgrtl.c (rtl_create_basic_block): Likewise.
5705 * function.c (temp_slots_at_level): Likewise.
5706 * reg-stack.c (stack_regs_mentioned): Likewise.
5707 * regclass.c (allocate_reg_info): Likewise.
5708 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5709 set_bb_for_stmt, move_block_to_fn): Likewise.
5710 * tree-complex.c (tree_lower_complex): Likewise.
5711 * vec.h (VEC_safe_grow_cleared): New.
5713 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
5715 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
5717 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
5718 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
5720 * cfgloopmanip.c (scale_loop_frequencies): Export.
5721 (loopify): Scale the frequencies by prescribed coefficients.
5722 (set_zero_probability): New function.
5723 (duplicate_loop_to_header_edge): Improve updating of frequencies.
5724 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
5725 and frequencies according to arguments.
5726 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
5728 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
5729 * modulo-sched.c (sms_schedule): Set probabilities for entering
5730 versioned loop correctly.
5731 * tree-vect-transform.c (vect_transform_loop): Ditto.
5732 * cfgloop.h (loopify, loop_version): Declaration changed.
5733 (scale_loop_frequencies): Declared.
5735 2007-01-02 Jan Hubicka <jh@suse.cz>
5737 * cgraph.c: Include tree-flow.h
5738 (cgraph_add_new-function): Handle IPA_SSA mode; execute
5740 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
5741 * tree-pass.h (pass_all_early_optimizations): Declare.
5742 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
5744 (cgraph_analyze_function): Do early_local_passes.
5745 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
5746 Do not add referenced vars.
5747 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
5749 (gate_all_early_local_passes): New gate.
5750 (pass_early_local_passes): Use new gate.
5751 (execute_early_local_optimizations): New functions.
5752 (gate_all_early_optimizations): New gate.
5753 (pass_all_early_optimizations): New pass.
5754 (execute_free_datastructures): Free SSA only when initialized.
5755 (gate_init_datastructures): Init only when optimizing.
5756 (tree_lowering_passes): Do early local passes when called late.
5757 * tree-profile.c (do_tree_profiling): Don't profile functions added
5759 (do_early_tree_profiling, pass_early_tree_profile): Kill.
5760 * tree-cfg.c (update_modified_stmts): Do not update when operands are
5762 * passes.c (init_optimizations_passes): Reorder so we go into SSA
5763 during early_local_passes.
5764 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
5767 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
5769 * Makefile.in: Update copyright year.
5771 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
5773 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
5774 in $(lang_checks) and check-consistency targets.
5776 2007-01-02 Jan Hubicka <jh@suse.cz>
5778 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
5779 Do not add referenced vars.
5780 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
5782 * passes.c (init_optimization_passes): Put mudflap_2 after
5783 free_datastructures.
5785 2007-01-02 Jan Hubicka <jh@suse.cz>
5787 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
5788 Set NOTHROW flag on call statements proved to be nothrow.
5789 Update statement of local calls so new pure/const functions are
5790 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
5792 (tree_rest_of_compilation): Register hooks and initialize bitmap
5793 early. Do not set after_inlining flag.
5795 2007-01-02 Steve Ellcey <sje@cup.hp.com>
5797 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
5798 HOST_BITS_PER_LONGLONG
5800 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5803 * c-typeck.c (store_init_value): Don't emit pedantic overflow
5804 warning for non-static initializers.
5806 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
5808 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
5809 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
5810 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
5811 Always use set_unique_reg_note to add REG_EQUAL notes.
5813 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5816 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5818 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5819 * cfgbuild.c (find_basic_blocks): Likewise.
5820 * cfgrtl.c (rtl_create_basic_block): Likewise.
5821 * function.c (temp_slots_at_level): Likewise.
5822 * reg-stack.c (stack_regs_mentioned): Likewise.
5823 * regclass.c (allocate_reg_info): Likewise.
5824 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5825 set_bb_for_stmt, move_block_to_fn): Likewise.
5826 * tree-complex.c (tree_lower_complex): Likewise.
5827 * vec.h (VEC_safe_grow_cleared): New.
5829 2007-01-02 Ian Lance Taylor <iant@google.com>
5831 * c-common.c (c_common_truthvalue_conversion): When warning about
5832 using an assignment as a truth value, set TREE_NO_WARNING.
5834 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5837 * c.opt (Wold-style-declaration): New.
5838 * doc/invoke.texi (C-only Warning Options): New.
5839 (Wold-style-declaration): Document it.
5840 (Wextra): Enabled by -Wextra.
5841 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5842 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
5843 -Wold-style-declaration.
5845 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5847 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5848 * cfgbuild.c (find_basic_blocks): Likewise.
5849 * cfgrtl.c (rtl_create_basic_block): Likewise.
5850 * function.c (temp_slots_at_level): Likewise.
5851 * reg-stack.c (stack_regs_mentioned): Likewise.
5852 * regclass.c (allocate_reg_info): Likewise.
5853 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5854 set_bb_for_stmt, move_block_to_fn): Likewise.
5855 * tree-complex.c (tree_lower_complex): Likewise.
5856 * vec.h (VEC_safe_grow_cleared): New.
5858 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
5860 * c-common.c (c_common_nodes_and_builtins): Since variants of
5861 void_type_node get built before it is given a name, we need to
5862 give those variants the name, too.
5863 (complete_array_type): We need to work with the canonical main
5864 type of the array, from which we will build the qualified version.
5865 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
5866 * print-tree.c (print_node): Display canonical type information
5868 * stor-layout.c (layout_type): When we don't know the
5869 alignment of a type for which we're building an array, we end up
5870 guessing wrong, so make the type require structural equality.
5871 * tree.c (make_node_stat): When we build a new type, it is its
5873 (build_type_attribute_qual_variant): When building an attribute
5874 variant, its canonical type is the non-attribute variant. However,
5875 if the attributes are target-dependent and they differ, we need to
5876 use structural equality checks for this type.
5877 (build_qualified_type): A qualified type is not equivalent to its
5878 unqualified variant; set the canonical type appropriately.
5879 (build_distinct_type_copy): When building a distinct type from
5880 another type, the new type is its own canonical type.
5881 (build_variant_type_copy): When building a new type variant, we
5882 assume that it is equivalent to the original type.
5883 (build_pointer_type_for_mode): When building a pointer type, also
5884 build a canonical type pointer.
5885 (build_reference_type_for_mode): When building a reference type,
5886 also build a canonical type reference.
5887 (build_index_type): When we can't hash an index type (e.g.,
5888 because its maximum value is negative), the index type requires
5889 structural equality tests.
5890 (build_array_type): Build the canonical form of an array type.
5891 (build_function_type): Function types require structural equality,
5892 because they contain default arguments, attributes, etc.
5893 (build_method_type_directly): Ditto for method types.
5894 (build_offset_type): Build the canonical offset type.
5895 (build_complex_type): Build the canonical vector type.
5896 (make_vector_type): Build the canonical vector type.
5897 * tree.h (TYPE_CANONICAL): New.
5898 (TYPE_STRUCTURAL_EQUALITY_P): New.
5899 (SET_TYPE_STRUCTURAL_EQUALITY): New.
5900 (struct tree_type): Added "canonical" field.
5901 * params.h (VERIFY_CANONICAL_TYPES): New.
5902 * doc/c-tree.texi (TYPE_CANONICAL): Document.
5903 (TYPE_STRUCTURAL_EQUALITY_P): Document.
5904 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
5905 * doc/invoke.texi (verify-canonical-types): Document --param
5906 parameter for verifying canonical types.
5908 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5910 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
5911 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
5912 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
5913 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
5915 * config/rs6000/e500.h: New.
5916 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
5917 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
5919 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
5920 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
5921 TARGET_E500_DOUBLE): Remove.
5922 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
5923 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
5924 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
5925 * config/rs6000/rs6000.c (rs6000_override_options): Use
5928 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5930 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
5931 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
5932 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
5933 rs6000_emit_cmove): Don't check TARGET_E500.
5934 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
5935 sordered): Don't check TARGET_E500.
5937 2007-01-01 Eric Christopher <echristo@apple.com>
5939 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
5940 HARD_REGISTER_NUM_P.
5942 2007-01-01 Roger Sayle <roger@eyesopen.com>
5944 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
5945 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
5946 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
5949 2007-01-01 Mike Stump <mrs@apple.com>
5951 * configure.ac: Remove support for building with Apple's gcc-3.1.
5953 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5956 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
5957 REG is a hard register. Do not modify REG before calling
5959 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
5960 multiple of the size of YMODE for certain lowpart cases.
5962 2007-01-01 Andrew Pinski <pinskia@gmail.com>
5965 * gimplify (voidify_wrapper_expr): Update for
5968 2007-01-01 Andreas Schwab <schwab@suse.de>
5971 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
5972 save of BR0 in extra_spill_size instead of spill_size.
5973 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
5975 (ia64_expand_epilogue): Restore BR0 from its new location.
5977 2007-01-01 Andrew Pinski <pinskia@gmail.com>
5979 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
5980 Use a temporary variable if the left hand side is not a gimple
5983 2007-01-01 Andrew Pinski <pinskia@gmail.com>
5985 * gimplify.c (gimplify_return_expr): Make the temporary variable
5986 for the return expression, a gimple register variable.
5988 2007-01-01 Jan Hubicka <jh@suse.cz>
5990 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
5993 2007-01-01 Mike Stump <mrs@apple.com>
5995 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
5997 * config/darwin.c (machopic_select_rtx_section): Use
5999 (darwin_mergeable_constant_section): Likewise.
6000 * configure: Regenerate.
6001 * config.in: Regenerate.
6003 2007-01-01 Jan Hubicka <jh@suse.cz>
6004 Andrew Pinski <pinskia@gmail.com>
6006 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6007 before starting IPA passes.