1 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * builtins.c (fold_builtin_load_exponent): New.
4 (fold_builtin_2): Use it.
6 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
8 PR rtl-optimization/30773
9 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
10 if we fail to attach a REG_EQUIV note.
12 2007-02-18 David Edelsohn <edelsohn@gnu.org>
13 Roger Sayle <roger@eyesopen.com>
15 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
17 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
19 * calls.c (initialize_argument_information): Pass original EXP
20 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
21 code to split complex arguments here, as part of initializing the
23 (expand_call): Remove code that builds a list of arguments and
24 inserts implicit arguments into it. Instead, just count how many
25 implicit arguments there will be so we can determine the size of
26 the ARGS array, and let initialize_argument_information do the work.
27 (split_complex_values): Delete unused function.
29 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
31 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
33 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
35 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
36 for arg pointer based indexed addressing.
38 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
40 * config/ia64/ia64.h, config/ia64/ia64.md,
41 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
44 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
46 * config/m68k/m68k.c (split_di): New.
47 * config/m68k/m68k-protos.h: Declare split_di.
48 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
49 Improve predicate handling and split constant shifts.
51 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
53 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
54 parameter for register bitfield operations, general predicates
57 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
59 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
60 * config/m68k/linux-unwind.h: New file.
62 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
64 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
65 config/i386/athlon.md, config/ia64/ia64.md,
66 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
67 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
68 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
69 tree-ssa-loop-niter.c, tree-vect-analyze.c,
70 tree-vect-transform.c: Fix comment typos.
72 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
74 * sched-deps.c (find_insn_list): Remove.
75 * sched-int.h: Remove the prototype for find_insn_list.
77 2007-02-16 Geoffrey Keating <geoffk@apple.com>
79 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
81 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
82 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
83 darwin_rs6000_override_options.
84 (C_COMMON_OVERRIDE_OPTIONS): Expect
85 darwin_macosx_version_min to be non-NULL always.
86 (TARGET_C99_FUNCTIONS): Likewise.
87 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
88 (DARWIN_MINVERSION_SPEC): New.
89 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
90 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
92 (DARWIN_MINVERSION_SPEC): New.
93 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
95 * config/darwin-c.c (darwin_cpp_builtins): Expect
96 darwin_macosx_version_min to be non-NULL always.
98 * config/rs6000/rs6000.c: Clean up trailing whitespace.
100 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
102 * config/i386/i386.h (x86_use_xchgb): New.
103 (TARGET_USE_XCHGB): New macro.
104 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
105 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
106 Split after reload into bswaphi for shifts of 8.
107 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
108 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
109 or when optimizing for size.
111 2007-02-16 Richard Guenther <rguenther@suse.de>
112 Christian Bruel <christian.bruel@st.com>
114 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
115 DECLs but prefer SSA_NAMEs over DECLs.
117 2007-02-16 Richard Guenther <rguenther@suse.de>
119 * tree-flow-inline.h (single_imm_use_p): Remove.
120 (zero_imm_uses_p): Likewise.
121 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
122 instead of single_imm_use_p.
123 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
126 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
129 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
130 nested double- and backquotes.
132 2007-02-15 Roger Sayle <roger@eyesopen.com>
135 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
136 should be unreachable.
137 (build2_stat): Allow construction of MODIFY_EXPR at any time.
138 For the time being redirect GIMPLE_MODIFY_STMT to the new
139 (renamed) build_gimple_modify_stmt_stat.
140 (build2_gimple_stat): Rename to...
141 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
142 Always build a GIMPLE_MODIFY_STMT node.
143 * tree.h (build2_gimple, build2_gimple_stat): Delete.
144 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
147 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
148 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
149 * tree-complex.c (set_component_ssa_name, expand_complex_move,
150 expand_complex_div_wide): Likewise.
151 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
152 * tree-ssa-loop-im.c (schedule_sm): Likewise.
153 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
154 * tree-ssa-loop-manip.c (create_iv): Likewise.
155 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
156 abs_replacement): Likewise.
157 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
158 realify_fake_stores): Likewise.
160 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
161 node rather than a GIMPLE_MODIFY_STMT node.
162 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
163 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
165 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
166 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
169 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
172 * fold-const.c (fold_comparison): Add back the
173 folding of constant complex comparisions.
175 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
178 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
179 effects unknown to this function, return early.
181 2007-02-15 Ian Lance Taylor <iant@google.com>
183 * lower-subreg.c (move_eh_region_note): New static function.
184 (resolve_simple_move): Call it.
185 (decompose_multiword_subregs): Track blocks for which we resolve a
186 simple move which is also a control flow insn. Pass them to
187 find_many_sub_basic_blocks.
188 (pass_lower_subreg): Add TODO_verify_flow.
189 (pass_lower_subreg2): Likewise.
191 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
192 Brooks Moses <brooks.moses@codesourcery.com>
193 Lee Millward <lee.millward@codesourcery.com>
195 * tree.h (enum tree_code_class): Add tcc_vl_exp.
196 (VL_EXP_CLASS_P): New.
197 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
199 (TREE_OPERAND_CHECK_CODE): Likewise.
200 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
201 (TREE_RTL_OPERAND_CHECK): Likewise.
202 (tree_operand_check_failed): Make second parameter the whole tree
203 instead of its code. Fixed callers.
205 (TREE_OPERAND_LENGTH): New.
206 (VL_EXP_OPERAND_LENGTH): New.
208 (CALL_EXPR_STATIC_CHAIN): New.
209 (CALL_EXPR_ARGS): New.
210 (CALL_EXPR_ARG): New.
211 (call_expr_nargs): New.
212 (CALL_EXPR_ARGP): New.
213 (build_nt_call_list): Declare.
214 (build_vl_exp_stat): Declare.
216 (build_call_list): Declare.
217 (build_call_nary): Declare.
218 (build_call_valist): Declare.
219 (build_call_array): Declare.
220 (call_expr_arg): Declare.
221 (call_expr_argp): Declare.
222 (call_expr_arglist): Declare.
223 (fold_build_call_list): Declare.
224 (fold_build_call_list_initializer): Declare.
225 (fold_call_expr): Declare to replace fold_builtin.
226 (fold_builtin_fputs): Update to agree with modified definition.
227 (fold_builtin_strcpy): Likewise.
228 (fold_builtin_strncpy): Likewise.
229 (fold_builtin_memory_chk): Likewise.
230 (fold_builtin_stxcpy_chk): Likewise.
231 (fold_builtin_strncpy_chk): Likewise.
232 (fold_builtin_next_arg): Likewise.
233 (fold_build_call_expr): Declare.
234 (fold_builtin_call_list): Declare.
235 (fold_builtin_call_valist): Declare.
236 (build_call_expr): Declare.
237 (validate_arglist): Update to agree with modified definition.
238 (tree_operand_length): New.
239 (call_expr_arg_iterator): New.
240 (init_call_expr_arg_iterator): New.
241 (next_call_expr_arg): New.
242 (first_call_expr_arg): New.
243 (more_call_expr_args_p): New.
244 (FOR_EACH_CALL_EXPR_ARG): New.
246 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
248 (tree_code_size): Update documentation. Use sizeof (tree) rather
249 than sizeof (char *).
250 (tree_size): Likewise. Add case for tcc_vl_exp.
251 (tree_node_structure): Add case for tcc_vl_exp.
252 (contains_placeholder_p): Likewise.
253 (substitute_in_expr): Likewise.
254 (substitute_placeholder_in_expr): Likewise.
255 (stabilize_reference_1): Likewise.
256 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
257 to diagnose breakage of this interface for constructing CALL_EXPRs.
258 (build_nt): Add similar assertion here.
259 (build_nt_call_list): New.
260 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
261 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
263 (get_callee_fndecl): Use new CALL_EXPR accessors.
264 (tree_operand_check_failed): Change parameters to pass entire node
265 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
266 (process_call_operands): New.
267 (build_vl_exp_stat): New.
268 (build_call_list): New.
269 (build_call_nary): New.
270 (build_call_valist): New.
271 (build_call_array): New.
272 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
273 (call_expr_arglist): New.
275 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
276 tcc_vl_exp instead of a fixed-size tcc_expression.
278 * doc/c-tree.texi (CALL_EXPR): Document new representation and
279 accessors for CALL_EXPRs.
280 (AGGR_INIT_EXPR): Likewise.
282 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
283 Brooks Moses <brooks.moses@codesourcery.com>
284 Lee Millward <lee.millward@codesourcery.com>
286 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
287 (expand_builtin_nonlocal_goto): Change parameter to be entire
288 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
289 (expand_builtin_prefetch): Likewise.
290 (expand_builtin_classify_type): Likewise.
291 (mathfn_built_in): Return NULL_TREE instead of 0.
292 (expand_errno_check): Use new CALL_EXPR accessors.
293 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
294 Return NULL_RTX instead of 0.
295 (expand_builtin_mathfn_2): Likewise.
296 (expand_builtin_mathfn_3): Likewise.
297 (expand_builtin_interclass_mathfn): Likewise.
298 (expand_builtin_sincos): Likewise.
299 (expand_builtin_cexpi): Likewise.
300 (expand_builtin_int_roundingfn): Likewise.
301 (expand_builtin_int_roundingfn_2): Likewise.
302 (expand_builtin_pow): Likewise.
303 (expand_builtin_powi): Likewise.
304 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
305 of arglist, fixing callers appropriately. Use new CALL_EXPR
306 accessors and constructors. Return NULL_RTX instead of 0.
307 (expand_builtin_strstr): Likewise.
308 (expand_builtin_strchr): Likewise.
309 (expand_builtin_strrchr): Likewise.
310 (expand_builtin_strpbrk): Likewise.
311 (expand_builtin_memcpy): Likewise.
312 (expand_builtin_mempcpy): Likewise.
313 (expand_builtin_mempcpy_args): New.
314 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
315 (expand_builtin_memmove_args): New.
316 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
317 (expand_movstr): Likewise.
318 (expand_builtin_strcpy): Likewise.
319 (expand_builtin_strcpy_args): New.
320 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
321 (expand_builtin_strncpy): Likewise.
322 (expand_builtin_memset): Likewise.
323 (expand_builtin_memset_args): New.
324 (expand_builtin_bzero): Similarly to expand_builtin_memset.
325 (expand_builtin_memcmp): Likewise.
326 (expand_builtin_strcmp): Likewise.
327 (expand_builtin_strncmp): Likewise.
328 (expand_builtin_strcat): Likewise.
329 (expand_builtin_strncat): Likewise.
330 (expand_builtin_strspn): Likewise.
331 (expand_builtin_strcspn): Likewise.
332 (expand_builtin_args_info): Likewise.
333 (expand_builtin_va_start): Likewise.
334 (gimplify_va_arg_expr): Likewise.
335 (expand_builtin_va_end): Likewise.
336 (expand_builtin_va_copy): Likewise.
337 (expand_builtin_frame_address): Likewise.
338 (expand_builtin_alloca): Likewise.
339 (expand_builtin_bswap): Likewise.
340 (expand_builtin_unop): Likewise.
341 (expand_builtin_fputs): Likewise.
342 (expand_builtin_expect): Likewise.
343 (expand_builtin_fabs): Likewise.
344 (expand_builtin_copysign): Likewise.
345 (expand_builtin_printf): Likewise.
346 (expand_builtin_fprintf): Likewise.
347 (expand_builtin_sprintf): Likewise.
348 (expand_builtin_init_trampoline): Likewise.
349 (expand_builtin_signbit): Likewise.
350 (expand_builtin_fork_or_exec): Likewise.
351 (expand_builtin_sync_operation): Likewise.
352 (expand_builtin_compare_and_swap): Likewise.
353 (expand_builtin_lock_test_and_set): Likewise.
354 (expand_builtin_lock_release): Likewise.
355 (expand_builtin): Likewise.
356 (builtin_mathfn_code): Likewise.
358 (fold_builtin_constant_p): Pass call arguments individually instead
359 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
360 accessors and constructors. Return NULL_TREE instead of 0.
361 (fold_builtin_expect): Likewise.
362 (fold_builtin_classify_type): Likewise.
363 (fold_builtin_strlen): Likewise.
364 (fold_builtin_nan): Likewise.
365 (integer_valued_real_p): Likewise.
366 (fold_trunc_transparent_mathfn): Likewise.
367 (fold_fixed_mathfn): Likewise.
368 (fold_builtin_cabs): Likewise.
369 (fold_builtin_sqrt): Likewise.
370 (fold_builtin_cbrt): Likewise.
371 (fold_builtin_cos): Likewise.
372 (fold_builtin_cosh): Likewise.
373 (fold_builtin_tan): Likewise.
374 (fold_builtin_sincos): Likewise.
375 (fold_builtin_cexp): Likewise.
376 (fold_builtin_trunc): Likewise.
377 (fold_builtin_floor): Likewise.
378 (fold_builtin_ceil): Likewise.
379 (fold_builtin_round): Likewise.
380 (fold_builtin_int_roundingfn): Likewise.
381 (fold_builtin_bitop): Likewise.
382 (fold_builtin_bswap): Likewise.
383 (fold_builtin_logarithm): Likewise.
384 (fold_builtin_hypot): Likewise.
385 (fold_builtin_pow): Likewise.
386 (fold_builtin_powi): Likewise.
387 (fold_builtin_exponent): Likewise.
388 (fold_builtin_memset): Likewise.
389 (fold_builtin_bzero): Likewise.
390 (fold_builtin_memory_op): Likewise.
391 (fold_builtin_bcopy): Deleted; call site changed to invoke
392 fold_builtin_memory_op directly.
393 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
394 (fold_builtin_strncpy): Likewise.
395 (fold_builtin_memcmp): Likewise.
396 (fold_builtin_strcmp): Likewise.
397 (fold_builtin_strncmp): Likewise.
398 (fold_builtin_signbit): Likewise.
399 (fold_builtin_copysign): Likewise.
400 (fold_builtin_isascii): Likewise.
401 (fold_builtin_toascii): Likewise.
402 (fold_builtin_isdigit): Likewise.
403 (fold_builtin_fabs): Likewise.
404 (fold_builtin_abs): Likewise.
405 (fold_builtin_fmin_fmax): Likewise.
406 (fold_builtin_carg): Likewise.
407 (fold_builtin_classify): Likewise.
408 (fold_builtin_unordered_cmp): Likewise.
410 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
411 New functions split out from fold_builtin_1.
412 (fold_builtin_n): New.
413 (fold_builtin_varargs): New.
414 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
416 (fold_call_expr): New.
417 (build_function_call_expr): Rewrite to use new helper function.
418 (fold_builtin_call_list): New.
419 (build_call_expr): New.
420 (fold_builtin_call_valist): New.
421 (rewrite_call_expr): New.
423 (validate_arglist): Change parameter to be entire CALL_EXPR instead
424 of an arglist. Change return type to bool. Use new CALL_EXPR
427 (fold_builtin_strstr): Pass call arguments individually instead
428 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
429 accessors and constructors. Return NULL_TREE instead of 0.
430 (fold_builtin_strchr): Likewise.
431 (fold_builtin_strrchr): Likewise.
432 (fold_builtin_strpbrk): Likewise.
433 (fold_builtin_strcat): Likewise.
434 (fold_builtin_strncat): Likewise.
435 (fold_builtin_strspn): Likewise.
436 (fold_builtin_strcspn): Likewise.
437 (fold_builtin_fputs): Likewise.
438 (fold_builtin_next_arg): Likewise.
439 (fold_builtin_sprintf): Likewise.
441 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
442 NULL_RTX instead of 0.
443 (expand_builtin_memory_chk): Likewise.
444 (maybe_emit_chk_warning): Likewise.
445 (maybe_emit_sprintf_chk_warning): Likewise.
447 (fold_builtin_object_size): Pass call arguments individually instead
448 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
449 accessors and constructors. Return NULL_TREE instead of 0.
450 (fold_builtin_memory_chk): Likewise.
451 (fold_builtin_stxcpy_chk): Likewise.
452 (fold_builtin_strncpy_chk): Likewise.
453 (fold_builtin_strcat_chk): Likewise.
454 (fold_builtin_strcat_chk): Likewise.
455 (fold_builtin_strncat_chk): Likewise.
456 (fold_builtin_sprintf_chk): Likewise.
457 (fold_builtin_snprintf_chk): Likewise.
458 (fold_builtin_printf): Likewise.
459 (fold_builtin_vprintf): Likewise.
461 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
463 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
464 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
465 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
466 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
467 (fold_unary): Likewise.
468 (fold_binary): Likewise.
469 (fold_ternary): Remove CALL_EXPR case, since they are no longer
471 (fold): Add logic for tcc_vl_exp.
472 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
473 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
474 (fold_build3_stat): Add assertion to flag broken interface for
475 constructing CALL_EXPRs.
476 (fold_build_call_list): New.
477 (fold_build_call_list_initializer): New.
478 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
480 (fold_strip_sign_ops): Likewise.
482 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
483 Brooks Moses <brooks.moses@codesourcery.com>
484 Lee Millward <lee.millward@codesourcery.com>
486 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
487 accessors and dump arguments explicitly.
489 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
491 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
493 (print_call_name): Use new CALL_EXPR accessors.
495 * print-tree.c (print_node): Add case tcc_vl_exp. Print
496 CALL_EXPR arguments explicitly instead of as a list. Use
497 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
499 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
500 (vrp_visit_stmt): Likewise.
502 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
503 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
505 (force_move_till_expr): Likewise.
507 * targhooks.c (default_external_stack_protect_fail): Use
508 build_call_expr instead of build_function_call_expr.
509 (default_hidden_stack_protect_fail): Likewise.
511 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
514 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
515 and walk arguments explicitly.
517 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
518 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
519 (expand_simple_operations): Likewise.
520 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
522 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
524 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
526 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
527 instead of TREE_CODE_LENGTH.
529 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
530 (tree_ic_transform): Likewise.
531 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
532 parameter instead of arglist. Fix callers.
533 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
534 (tree_stringops_transform): Likewise.
535 (tree_indirect_call_to_profile): Likewise.
536 (tree_stringops_values_to_profile): Likewise.
538 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
539 (eliminate_tail_call): Likewise.
541 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
543 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
544 Use TREE_OPERAND_LENGTH and generalize to handle any number of
546 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
548 * omp-low.c (build_omp_barrier): Use build_call_expr.
549 (lower_rec_input_clauses): Likewise.
550 (lower_reduction_clauses): Likewise.
551 (expand_parallel_call): Likewise.
552 (maybe_catch_exception): Likewise.
553 (expand_omp_for_generic): Likewise.
554 (expand_omp_for_static_nochunk): Likewise.
555 (expand_omp_sections): Likewise.
556 (lower_omp_single_simple): Likewise.
557 (lower_omp_single_copy): Likewise.
558 (lower_omp_master): Likewise.
559 (lower_omp_ordered): Likewise.
560 (lower_omp_critical): Likewise.
562 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
563 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
565 * tree-gimple.c (is_gimple_call_addr): Fix doc.
566 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
567 TREE_CODE_LENGTH. Add tcc_vl_exp case.
569 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
570 and generalize to handle any number of operands.
571 (chrec_contains_undetermined): Likewise.
572 (tree_contains_chrecs): Likewise.
573 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
575 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
577 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
578 fold_call_expr instead of fold_builtin.
579 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
580 match declarations there.
581 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
584 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
585 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
587 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
588 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
590 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
593 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
594 (execute_cse_sincos): Use new CALL_EXPR accessors.
596 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
598 * gimple-low.c (lower_function_body): Use build_call_expr.
599 (lower_builtin_setjmp): Likewise.
601 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
602 (set_storage_via_libcall): Likewise.
603 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
604 instead of TREE_CODE_LENGTH.
605 (expand_expr_real_1): Use new CALL_EXPR accessors.
607 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
608 generalize to handle any number of operands.
609 (TB_parent_eq): Likewise.
611 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
612 (strip_builtin_expect): Likewise.
614 * function.c (gimplify_parameters): Use build_call_expr.
616 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
617 instead of TREE_CODE_LENGTH.
619 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
620 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
622 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
625 * gimplify.c (build_stack_save_restore): Use build_call_expr.
626 (gimplify_decl_expr): Likewise.
627 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
628 Use new CALL_EXPR iterators.
629 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
630 (gimplify_modify_expr_to_memset): Likewise.
631 (gimplify_variable_sized_compare): Likewise.
632 (gimplify_omp_atomic_fetch_op): Likewise.
633 (gimplify_omp_atomic_pipeline): Likewise.
634 (gimplify_omp_atomic_mutex): Likewise.
635 (gimplify_function_tree): Likewise.
637 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
638 (call_expr_flags): Likewise.
639 (expand_call): Likewise.
641 * except.c (expand_builtin_eh_return_data_regno): Pass entire
642 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
645 * coverage.c (create_coverage): Use build_call_expr.
647 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
648 (temp_call_expr_obstack): New.
649 (pool_copy_list): Delete.
650 (temp_copy_call_expr): New.
651 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
652 CALL_EXPR accessors. Get rid of special goo for copying argument
653 lists and use temp_copy_call_expr instead.
654 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
656 (create_expression_by_pieces): Likewise. Use build_call_array
657 to construct the result instead of fold_build3.
658 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
659 dealing with argument lists.
660 (init_pre): Remove references to expression_node_pool and
661 list_node_pool. Init temp_call_expr_obstack instead.
662 (fini_pre): Remove references to expression_node_pool and
665 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
666 and walk arguments explicitly instead of as a list.
668 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
669 (mx_register_decls): Likewise.
670 (mudflap_register_call): Likewise.
671 (mudflap_finish_file): Likewise.
673 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
674 (ipa_callsite_compute_param): Likewise.
676 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
677 accessors and constructor.
679 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
680 accessors and constructor.
681 (convert_tramp_reference): Likewise.
682 (convert_call_expr): Likewise.
683 (finalize_nesting_tree_1): Likewise.
685 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
688 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
690 * tree-inline.c (initialize_inlined_parameters): Pass entire
691 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
693 (estimate_num_insns_1): Use new CALL_EXPR accessors.
694 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
696 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
697 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
698 (vectorizable_reduction): Likewise.
699 (vectorizable_call): Use new CALL_EXPR iterators.
700 (vectorizable_conversion): Use build_call_expr.
701 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
702 (vect_gen_widened_results_half): Use build_call_expr.
703 (vect_setup_realignment): Likewise.
704 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
706 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
707 (pass_through_call): Likewise.
708 (compute_object_sizes): Likewise. Use fold_call_expr instead of
711 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
712 (tree_gen_pow2_profiler): Likewise.
713 (tree_gen_one_value_profiler): Likewise.
714 (tree_gen_ic_func_profiler): Likewise.
715 (tree_gen_average_profiler): Likewise.
716 (tree_gen_ior_profiler): Likewise.
718 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
719 (find_func_aliases): Use new CALL_EXPR accessors. Add case
720 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
722 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
725 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
728 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
730 (convert_to_integer): Likewise.
732 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
735 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
736 Brooks Moses <brooks.moses@codesourcery.com>
737 Lee Millward <lee.millward@codesourcery.com>
739 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
741 * config/frv/frv.c (frv_expand_builtin): Likewise.
742 * config/s390/s390.c (s390_expand_builtin): Likewise.
744 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
745 (sparc_expand_builtin): Use new CALL_EXPR accessors.
747 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
748 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
749 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
750 (ix86_expand_store_builtin): Likewise.
751 (ix86_expand_unop_builtin): Likewise.
752 (ix86_expand_unop1_builtin): Likewise.
753 (ix86_expand_sse_compare): Likewise.
754 (ix86_expand_sse_comi): Likewise.
755 (ix86_expand_vec_init_builtin): Likewise.
756 (ix86_expand_vec_ext_builtin): Likewise.
757 (ix86_expand_vec_set_builtin): Likewise.
758 (ix86_expand_builtin): Use new CALL_EXPR accessors.
760 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
761 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
763 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
764 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
765 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
767 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
769 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
770 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
771 arglist. Use new CALL_EXPR accessors. Fix callers.
772 (altivec_expand_abs_builtin): Likewise.
773 (rs6000_expand_binop_builtin): Likewise.
774 (altivec_expand_predicate_builtin): Likewise.
775 (altivec_expand_lv_builtin): Likewise.
776 (spe_expand_stv_builtin): Likewise.
777 (altivec_expand_stv_builtin): Likewise.
778 (rs6000_expand_ternop_builtin): Likewise.
779 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
780 (altivec_expand_st_builtin): Likewise.
781 (altivec_expand_dst_builtin): Likewise.
782 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
783 arglist. Use new CALL_EXPR accessors. Fix callers.
784 (altivec_expand_vec_set_builtin): Likewise.
785 (altivec_expand_vec_ext_builtin): Likewise.
786 (altivec_expand_builtin): Use new CALL_EXPR accessors.
787 (spe_expand_builtin): Likewise.
788 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
789 arglist. Use new CALL_EXPR accessors. Fix callers.
790 (spe_expand_evsel_builtin): Likewise.
791 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
792 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
794 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
795 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
796 (arm_expand_unop_builtin): Likewise.
797 (arm_expand_builtin): Use new CALL_EXPR accessors.
799 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
802 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
803 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
804 (bfin_expand_unop_builtin): Likewise.
805 (bfin_expand_builtin): Use new CALL_EXPR accessors.
807 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
808 Brooks Moses <brooks.moses@codesourcery.com>
809 Lee Millward <lee.millward@codesourcery.com>
811 * c-semantics.c (build_stmt): Add internal diagnostic check.
813 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
814 accessors. Print arguments explicitly instead of as a list.
816 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
818 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
819 (c_finish_omp_flish): Likewise.
821 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
822 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
823 instead of TREE_CODE_LENGTH.
824 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
825 (c_warn_unused_result): Likewise.
827 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
830 * doc/invoke.texi (Warning Options): Remove
831 -Werror-implicit-function-declaration.
832 (Wimplicit-function-declaration): Update description.
833 * opts.c (common_handle_option): Move handling of -Werror=* to...
834 (enable_warning_as_error): ...here.
835 * opts.h (enable_warning_as_error): Declare.
836 * c-decl.c (implicit_decl_warning): Unless
837 -Wno-implicit-function-declaration is given, emit a pedwarn if
838 -std=c99 or emit a warning if -Wimplicit-function-declaration.
839 * c.opt (Wimplicit-function-declaration): Replace
840 mesg_implicit_function_declaration with
841 warn_implicit_function_declaration.
842 * c-opts.c (c_common_handle_option):
843 -Werror-implicit-function-declaration is exactly equal as
844 -Werror=implicit-function-declaration.
845 (set_Wimplicit): Replace mesg_implicit_function_declaration with
846 warn_implicit_function_declaration.
847 (c_common_post_options): -Wimplict-function-declaration is enabled
848 by default by -std=c99, otherwise is disabled by default.
849 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
851 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
853 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
854 DECL on the rhs to a DECL on the lhs for debug info purposes if the
855 former is ignored but not the latter.
857 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
859 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
860 is made and the reference doesn't use the alias set of its type,
861 do not create the temporary using that type.
863 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
865 * jump.c: Remove prototypes for delete_computation and
866 delete_prior_computation.
868 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
870 * jump.c (get_label_after): Delete.
871 (get_label_before, delete_computation, delete_jump,
872 delete_prior_computation, follow_jumps): Move...
873 * reorg.c (delete_computation, delete_prior_computation): ... here...
874 (get_label_before, delete_jump): ... making these static ...
875 (follow_jumps): ... and simplifying this since it only runs after
877 * rtl.h (get_label_after, get_label_before, delete_jump,
878 follow_jumps): Delete prototypes.
880 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
882 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
884 2007-02-15 Nick Clifton <nickc@redhat.com>
886 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
887 order to prevent it from being munged by the target.
889 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
891 * config/i386/i386.md: Remove misleading comment.
893 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
895 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
896 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
899 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
901 * tree-sra.c (instantiate_missing_elements): Canonicalize
903 (sra_build_assignment): New.
904 (generate_copy_inout, generate_element_copy,
905 generate_element_zero, generate_one_element_init): Use it.
907 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
909 * tree-sra.c (instantiate_missing_elements): Canonicalize
911 (sra_build_assignment): New.
912 (generate_copy_inout, generate_element_copy,
913 generate_element_zero, generate_one_element_init): Use it.
915 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
917 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
920 2007-02-14 Joseph Myers <joseph@codesourcery.com>
922 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
923 types as aggregates not scalars.
924 * function.c (assign_stack_temp_for_type): Likewise.
926 2007-02-14 Roger Sayle <roger@eyesopen.com>
927 Zdenek Dvorak <dvorakz@suse.cz>
929 * tree-dump.c (dump_switch_p_1): Require exact match of the option
932 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
934 * passes.c (next_pass_1): Clear the next field of the copied
937 2007-02-14 Richard Henderson <rth@redhat.com>
939 * tree-sra.c (early_sra): New.
940 (decl_can_be_decomposed_p): Deny va_list if early_sra.
941 (tree_sra_early, pass_sra_early): New.
942 * tree-pass.h (pass_sra_early): Declare.
943 * passes.c (init_optimization_passes): Use it.
945 2007-02-14 Richard Guenther <rguenther@suse.de>
947 * flags.h (issue_strict_overflow_warning): Convert to a macro.
949 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
951 PR tree-optimization/30771
952 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
954 (vect_analyze_operations): Induction phis can now be marked as
956 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
957 Update documentation accordingly.
959 2007-02-14 Nick Clifton <nickc@redhat.com>
961 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
962 most 3 arguments are supported.
963 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
965 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
967 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
968 Ensure dst->current is valid.
970 2007-02-13 Paul Brook <paul@codesourcery.com>
972 * config.gcc: Add arm*-*-uclinux-*eabi.
973 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
974 (SUBTARGET_EXTRA_LINK_SPEC): Define.
975 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
976 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
979 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
981 * config/arm/uclinux-eabi.h: New file.
982 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
983 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
986 2007-02-13 Ian Lance Taylor <iant@google.com>
988 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
989 * flags.h (warn_strict_overflow): Declare.
990 (enum warn_strict_overflow_code): Define.
991 (issue_strict_overflow_warning): New static inline function.
992 * opts.c (warn_strict_overflow): New variable.
993 (common_handle_option): Handle OPT_Wstrict_overflow and
994 OPT_Wstrict_overflow_.
995 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
997 * fold-const.c: Include intl.h.
998 (fold_deferring_overflow_warnings): New static variable.
999 (fold_deferred_overflow_warning): New static variable.
1000 (fold_deferred_overflow_code): New static variable.
1001 (fold_defer_overflow_warnings): New function.
1002 (fold_undefer_overflow_warnings): New function.
1003 (fold_undefer_and_ignore_overflow_warnings): New function.
1004 (fold_deferring_overflow_warnings_p): New function.
1005 (fold_overflow_warning): New static function.
1006 (make_range): Add strict_overflow_p parameter. Change all
1008 (extract_muldiv, extract_muldiv_1): Likewise.
1009 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1010 tree_expr_nonnegative_p.
1011 (fold_negate_expr): Call fold_overflow_warning.
1012 (fold_range_test): Likewise.
1013 (fold_comparison): Likewise.
1014 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1015 instead of tree_expr_nonnegative_p.
1016 (tree_expr_nonnegative_warnv_p): Rename from
1017 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1018 (tree_expr_nonnegative_p): New function.
1019 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1020 strict_overflow_p parameter.
1021 (tree_expr_nonzero_p): New function.
1022 * passes.c (verify_interpass_invariants): New static function.
1023 (execute_one_pass): Call it.
1024 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1026 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1027 (estimate_numbers_of_iterations): Likewise.
1028 (scev_probably_wraps_p): Likewise.
1029 * tree-ssa-ccp.c: Include "toplev.h".
1030 (evaluate_stmt): Defer fold overflow warnings until we know we are
1032 (struct fold_stmt_r_data): Add stmt field.
1033 (fold_stmt_r): Defer fold overflow warnings until we know we
1035 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1036 (fold_stmt_inplace): Likewise.
1037 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1038 (cleanup_control_expr_graph): Defer fold overflow warnings until
1039 we know we are going to optimize.
1040 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1041 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1043 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1044 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1045 * tree-ssa-loop-manip.c (create_iv): Likewise.
1046 * c-typeck.c (build_conditional_expr): Likewise.
1047 (build_binary_op): Likewise.
1048 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1049 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1050 (extract_range_from_unary_expr): Likewise.
1051 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1052 assuming that signed overflow does not occur.
1053 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1054 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1055 (fold_defer_overflow_warnings): Declare.
1056 (fold_undefer_overflow_warnings): Declare.
1057 (fold_undefer_and_ignore_overflow_warnings): Declare.
1058 (fold_deferring_overflow_warnings_p): Declare.
1059 (tree_expr_nonzero_warnv_p): Declare.
1060 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1062 (Warning Options): Document -Wstrict-overflow.
1063 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1064 (tree-ssa-ccp.o): Likewise.
1065 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1066 (fold-const.o): Depend on intl.h.
1068 2007-02-13 Ian Lance Taylor <iant@google.com>
1071 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1074 2007-02-13 Stuart Hastings <stuart@apple.com>
1076 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1078 2007-02-13 Richard Henderson <rth@redhat.com>
1080 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1081 handled_component_p before looking for the indirect_ref.
1083 2007-02-13 Richard Henderson <rth@redhat.com>
1085 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1086 remove flags clobber.
1087 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1088 (bswaphi_lowpart): New.
1089 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1090 remove TARGET_BSWAP test. Delete expander of the same name.
1092 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1093 (expand_unop): Use them.
1095 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1097 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1098 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1099 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1100 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1101 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1102 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1103 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1104 assembler dialect choice from asm templates.
1106 2007-02-12 Richard Henderson <rth@redhat.com>
1108 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1109 (fixuns_trunc<SSEMODEF>si2): Use it.
1110 * config/i386/sse.md (vec_setv4sf_0): Export.
1111 * config/i386/i386.c (ix86_build_const_vector): Export.
1112 (ix86_split_convert_uns_si_sse): Rename from
1113 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1114 * config/i386/i386-protos.h: Update.
1116 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1119 * c-typeck.c (c_finish_return): Improve warning message.
1121 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1123 * alias.c (find_symbolic_term): Delete unused function.
1125 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1127 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1128 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1129 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1131 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1133 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1134 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1135 the function, temporarily point the debug interface to the null one.
1137 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1139 * dwarf2out.c (round_up_to_align): New static function.
1140 (field_byte_offset): Use it to round the offset.
1142 2007-02-12 Richard Henderson <rth@redhat.com>
1144 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1145 (inswl_const): Export.
1147 2007-02-12 Richard Henderson <rth@redhat.com>
1149 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1150 result mode of the libcall, convert back to outmode.
1152 2007-02-12 Roger Sayle <roger@eyesopen.com>
1154 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1155 (bswapdi2): New define_expand to implement 32-bit implementation.
1157 2007-02-12 Nick Clifton <nickc@redhat.com>
1159 * doc/invoke.texi (Overall Options): Document --help=.
1160 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1161 (cc1_options): Pass --help= on to cc1.
1162 (display_help): Add description of --help=.
1163 (process_command): Add code to handle --help=. Allow translated
1164 --help and --target-help switches to be passed on to compiler
1166 (main): Remove unused if statement.
1167 * opts.c (columns): Remove.
1168 (LEFT_COLUMN): Define.
1169 (wrap_help): Add columns argument.
1170 (print_filtered_help): Change parameters to be an include bitmask,
1171 an exclude bitmask, an any bitmask and the column width. Move the
1172 code to display the params list here. Add code to display the
1173 status of options rather than their descriptions if the quiet flag
1175 (print_specific_help): Change parameters to be an include bitmask,
1176 an exclude bitmask and an any bitmask. Move code to look up the
1177 column width here. Decide upon the title for an options listing.
1178 (common_handle_options): Add code to handle --help=. Adapt code
1179 for --help and --target-help to use the revised form of the
1180 print_specific_help function.
1181 (print_help): Delete.
1182 (print_param_help): Delete.
1183 (print_switch): Delete.
1184 * opts.h (cl_lang_count): Add prototype.
1185 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1186 CL_MAX_OPTION_CLASS): New defines.
1187 * optc-gen.awk: Add construction of cl_lang_count.
1188 * c.opt: Add Warning attribute to warning options and Optimization
1189 attribute to optimization options.
1190 * common.opt: Likewise.
1192 Add -fhelp and -ftarget-help as aliases for the transformed --help
1193 and --target-help options.
1194 * opt-functions.awk: Add code to handle Warning and Optimization
1197 2007-02-12 Richard Henderson <rth@redhat.com>
1199 * config/alpha/constraints.md: New file.
1200 * config/alpha/alpha.c: Include tm-constrs.h.
1201 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1202 alpha_extra_constraint): Remove.
1203 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1204 * config/alpha/alpha-protos.h: Update.
1205 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1206 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1207 (EXTRA_CONSTRAINT): Remove.
1208 * config/alpha/alpha.md: Include constraints.md.
1209 (adddi splitter): Use satisfies_constraint_*.
1210 * config/alpha/predicates.md (add_operand): Likewise.
1211 (sext_add_operand, addition_operation): Likewise.
1213 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1215 PR tree-optimization/29145
1216 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1217 in our handling of restrict qualified pointers.
1219 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1222 * doc/invoke.texi (Wunused-value): Update description.
1223 (Wextra): Delete item.
1224 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1225 value of Wunused-value.
1226 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1227 (c_finish_stmt_expr): Don't check extra_warnings.
1228 (emit_side_effect_warnings): The caller is responsible to check
1231 2007-02-11 Roger Sayle <roger@eyesopen.com>
1232 Matt Thomas <matt@3am-software.com>
1234 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1236 2007-02-11 Roger Sayle <roger@eyesopen.com>
1238 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1239 comparisons of POPCOUNT against zero.
1240 (simplify_const_relational_operation): Likewise.
1242 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1244 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1246 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1248 * dwarf2out.c (root_type): Delete unused function.
1250 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1252 * genattrtab.c (contained_in_p): Delete unused function.
1253 (write_expr_attr_cache): Likewise.
1255 2007-02-11 Jan Hubicka <jh@suse.cz>
1257 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1260 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1262 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1263 to add the REG_EQ* note.
1264 * see.c (see_merge_one_use_extension): Likewise.
1265 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1266 turn REG_EQUAL notes into REG_EQUIV notes if the target
1267 register may have more than one set.
1268 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1269 * gcse.c (try_replace_reg): Likewise.
1270 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1271 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1272 more than one REG_EQUIV note.
1273 * reload1.c (gen_reload): Use set_unique_reg_note.
1275 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1277 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1278 (ix86_builtin_conversion): New function.
1280 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1283 * tree.h (DECL_REPLACEABLE_P): New macro.
1284 * except.c (set_nothrow_function_flags): Likewise.
1286 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1287 Ira Rosen <irar@il.ibm.com>
1288 Dorit Nuzman <dorit@il.ibm.com>
1290 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1291 * targhooks.c (default_builtin_vectorized_conversion): New.
1292 * targhooks.h (default_builtin_vectorized_function): New declaration.
1293 * target.h (struct vectorize): Add builtin_conversion field.
1294 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1295 stmt_vec_info_type value.
1296 (vectorizable_conversion): New declaration.
1297 * tree-vect-analyze.c (vect_analyze_operations): Add
1298 vectorizable_conversion call.
1299 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1300 * tree-vect-transform.c (vectorizable_conversion): New function.
1301 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1302 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1304 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1305 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1306 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1307 or ALTIVEC_BUILTIN_VCFSX.
1309 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1312 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1313 CONST_DOUBLE and operand 0 is a hard register.
1314 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1315 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1316 is a hard floating-point register.
1318 2007-02-10 Richard Henderson <rth@redhat.com>
1319 Jakub Jelinek <jakub@redhat.com>
1320 Alexandre Oliva <aoliva@redhat.com>
1322 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1323 * builtin-types.def (BT_WORD): Make unsigned.
1324 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1325 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1326 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1327 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1328 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1329 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1331 * expr.c (emutls_var_address): New.
1332 (expand_expr_real_1): Expand emulated tls.
1333 (expand_expr_addr_expr_1): Likewise.
1334 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1335 * output.h (emutls_finish): Declare.
1336 * toplev.c (compile_file): Call it.
1337 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1338 address before wrapping in CONST.
1339 * varasm.c (emutls_htab, emutls_object_type): New.
1340 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1341 (get_emutls_object_name, get_emutls_object_type): New.
1342 (get_emutls_init_templ_addr, emutls_decl): New.
1343 (emutls_common_1, emutls_finish): New.
1344 (assemble_variable): When emulating tls, swap decls; generate
1345 constructor for the emutls objects.
1346 (do_assemble_alias): When emulating tls, swap decl and target name.
1347 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1349 * varpool.c (decide_is_variable_needed): Look at force_output.
1350 Recurse for emulated tls.
1351 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1352 with decide_is_variable_needed.
1353 * emutls.c: New file.
1354 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1355 tls_object for real tls.
1357 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1359 PR rtl-optimization/29599
1360 * reload1.c (eliminate_regs_in_insn): Take the destination
1361 mode into account when computing the offset.
1363 2007-02-09 Stuart Hastings <stuart@apple.com>
1364 Richard Henderson <rth@redhat.com>
1366 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1367 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1368 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1369 fixuns_truncdfhi2): New.
1370 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1371 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1372 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1373 (floatunssidf2): Allow nonimmediate source.
1374 * gcc/config/i386/sse.md (movdi_to_sse): New.
1375 (vec_concatv2di): Drop '*'.
1376 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1377 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1378 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1380 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1381 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1382 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1383 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1384 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1385 ix86_build_const_vector.
1386 (x86_emit_floatuns): Rewrite.
1388 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1390 * genautomata.c (longest_path_length): Delete unused function.
1391 (struct state): Delete unused longest_path_length.
1392 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1393 (get_free_state): Delete unused.
1395 2007-02-09 Jan Hubicka <jh@suse.cz>
1397 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1398 * doc/invoke.texi (inline-unit-growth): Update default value.
1400 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1401 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1402 (rebuild_cgraph_edges): Likewise.
1403 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1404 (dump_cgraph_node): Dump frequencies.
1405 (cgraph_clone_edge): Add frequency scales.
1406 (cgraph_clone_node): Add freuqnecy.
1407 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1408 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1409 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1410 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1411 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1412 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1413 (save_inline_function_body): Likewise.
1414 * ipa-inline.c: inluce rtl.h
1415 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1416 (cgraph_edge_badness): Use frequencies.
1417 (cgraph_decide_recursive_inlining): Update clonning.
1418 (cgraph_decide_inlining_of_small_function): Dump frequency.
1419 * predict.c (estimate_bb_frequencies): Export.
1420 * predict.h (estimate_bb_frequencies): Declare.
1421 * tree-inline.c (copy_bb): Watch overflows.
1422 (expand_call_inline): Update call of cgraph_create_edge.
1423 (optimize_inline_calls): Use TODO flags to update frequnecies.
1424 * passes.h: Include predict.h
1425 (init_optimization_passes): Move profile ahead.
1426 (execute_function_todo): Handle TODO_rebuild_frequencies.
1428 2007-02-09 Roger Sayle <roger@eyesopen.com>
1430 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1431 the insbl or inswl pattern into a register.
1433 2007-02-09 Roger Sayle <roger@eyesopen.com>
1435 * config/ia64/ia64.md (bswapdi2): New define_insn.
1437 2007-02-09 Richard Henderson <rth@redhat.com>
1439 * config/i386/constraints.md (Ym): New constraint.
1440 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1441 (movdi_1_rex64): Split sse and xmm general register moves from
1442 memory move alternatives. Use conditional register constraints.
1443 (movsf_1, movdf_integer): Likewise.
1444 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1445 (movdf_integer_rex64): New.
1446 (pushsf_rex64): Fix output constraints.
1447 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1448 (sse2_stored): Likewise.
1449 (sse2_storeq_rex64): New.
1450 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1451 amd and not generic.
1452 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1453 for optimize_size. Remove SF/DFmode hack.
1455 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1457 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1460 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1461 Richard Sandiford <richard@codesourcery.com>
1463 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1464 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1465 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1466 m68k/t-mlib to tmake_file.
1467 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1468 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1469 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1470 Allow it to be cf or m68k. Set m68k_arch_family. If that
1471 variable is not empty, add t-$m68k_arch_family to tmake_file.
1472 Add t-mlibs to tmake_file.
1473 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1474 * config/m68k/t-cf: New file.
1475 * config/m68k/t-m68k: Likewise.
1476 * config/m68k/t-mlibs: Likewise.
1477 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1478 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1479 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1480 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1481 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1483 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1484 (INSTALL_LIBGCC): Delete.
1485 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1486 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1487 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1488 (M68K_MLIB_CPU): Define.
1489 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1490 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1491 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1493 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1494 Richard Guenther <rguenther@suse.de>
1497 * fold-const.c (fold_comparison): Handle obfuscated comparisons
1498 against INT_MIN/INT_MAX.
1499 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
1500 file if a loop is removed.
1502 2007-02-09 Joseph Myers <joseph@codesourcery.com>
1504 * calls.c (store_one_arg): Pass correct alignment to
1505 emit_push_insn for non-BLKmode values.
1506 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
1507 unaligned stack slot via a suitably aligned slot.
1509 2007-02-08 DJ Delorie <dj@redhat.com>
1511 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
1513 (legal_subregs): Use unsigned char, make const.
1514 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
1516 2007-02-08 Paul Brook <paul@codesourcery.com>
1518 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
1519 special interworking needed.
1521 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
1523 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
1524 conditional to __SSE2__.
1525 (Entries below should have been added to first ChangeLog
1526 entry for amdfam10 dated 2007-02-05)
1527 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
1529 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
1531 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
1534 2007-02-08 DJ Delorie <dj@redhat.com>
1536 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
1537 * config/m32c/m32c.c (legal_subregs): New.
1538 (m32c_illegal_subreg_p): New.
1539 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
1540 unsupported subregs of hard regs.
1542 2007-02-08 Jan Hubicka <jh@suse.cz>
1544 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
1545 the same one; always update histograms.
1547 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1549 * passes.c (init_optimization_passes): Tidy comment.
1551 2007-02-08 Roger Sayle <roger@eyesopen.com>
1553 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
1554 strip zero_extend, bswap and rotates from POCOUNT's argument.
1555 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
1556 zero_extend and rotates from PARITY's argument.
1557 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
1558 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
1559 of an integer constant at compile-time.
1561 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1564 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
1566 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
1569 * tree-ssa-live.c (remove_unused_locals): Do not remove
1570 TREE_ADDRESSABLE variables.
1571 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
1572 * tree-ssa-operands.c (add_virtual_operand): Remove argument
1573 FOR_CLOBBER. Update all users.
1574 If VAR has an associated alias set, add a virtual operand for
1575 it if no alias is found to conflict with the memory reference.
1577 2007-02-07 Jan Hubicka <jh@suse.cz>
1578 Robert Kidd <rkidd@crhc.uiuc.edu>
1580 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
1582 2007-02-07 Ian Lance Taylor <iant@google.com>
1584 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
1586 2007-02-07 Roger Sayle <roger@eyesopen.com>
1588 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
1589 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
1590 tablejumpdi, movsi_to_cr_one): Remove constraints from
1591 define_expand's match_operands.
1593 2007-02-07 Roger Sayle <roger@eyesopen.com>
1595 * global.c (compute_regsets): Move declatation of "i" inside of
1596 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
1598 2007-02-07 Jakub Jelinek <jakub@redhat.com>
1601 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
1602 of INDIRECT_REF <RESULT_DECL>.
1604 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
1606 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
1607 Kaz Kojima <kkojima@gcc.gnu.org>
1610 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
1612 (sh_initialize_trampoline): Add parentheses to avoid a warning.
1614 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1616 * doc/loop.texi: Document possibility not to perform disambiguation
1617 of loops with multiple latches.
1618 * cfgloopmanip.c (alp_enum_p): Removed.
1619 (add_loop): Handle subloops. Use get_loop_body_with_size.
1620 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
1621 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
1622 the new forwarder block.
1623 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
1624 Handle the case latch is NULL.
1625 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
1626 when marking loop exits.
1627 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
1629 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
1630 disambiguate_loops_with_multiple_latches.
1631 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
1632 before fix_loop_structure.
1633 * cfgloop.c: Include pointer-set.h and output.h.
1634 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
1635 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
1636 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
1637 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
1638 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
1639 disambiguate_multiple_latches, get_loop_body_with_size,
1640 disambiguate_loops_with_multiple_latches): New functions.
1641 (flow_loop_dump): Dump multiple latch edges.
1642 (flow_loop_nodes_find): Handle loops with multiple latches.
1643 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
1644 (glb_enum_p): Modified.
1645 (get_loop_body): Use get_loop_body_with_size.
1646 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
1647 (AVOID_CFG_MODIFICATIONS): New constant.
1648 (disambiguate_loops_with_multiple_latches, add_loop,
1649 get_loop_body_with_size): Declare.
1650 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
1652 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
1655 * global.c (compute_regsets): New function.
1656 (global_alloc): Refactored ELIMINABLE_REGSET
1657 and NO_GLOBAL_ALLOC_REGS computation out.
1658 (rest_of_handle_global_alloc): Call compute_regsets()
1659 for non-optimizing case.
1661 2007-02-06 Richard Henderson <rth@redhat.com>
1663 * config/i386/constraints.md (Y2): Rename from Y.
1664 (Yi): New constraint.
1665 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
1666 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
1667 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
1668 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
1669 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
1670 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
1671 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
1672 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
1673 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
1674 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
1675 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
1676 vec_extractv2si_1): Change Y constraints to Y2.
1677 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
1678 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
1679 Change Y constraints to Y2.
1680 (sse2_loadld): Change Y constraints to x.
1682 2007-02-06 Roger Sayle <roger@eyesopen.com>
1684 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
1685 (parity<mode>2): New define_expand using rs6000_emit_parity.
1686 * config/rs6000/rs6000.c (rs6000_emit_popcount,
1687 rs6000_emit_parity): New functions.
1688 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
1689 rs6000_emit_parity): Prototype here.
1691 2007-02-06 Ian Lance Taylor <iant@google.com>
1693 * lower-subreg.c (simple_move_operand): Reject CONST.
1694 (resolve_clobber): Call validate_change rather than directly
1695 assigning to XEXP (pat, 0).
1697 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1699 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
1700 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
1701 (tree-cfg.o): Remove hashtab.h dependency.
1703 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
1704 (struct ivopts_data): Change niters to pointer_map_t.
1705 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
1706 (niter_for_exit): Create pointer_map on demand. Change for
1708 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
1709 (free_loop_data): Destroy data->niters if created and reset field.
1710 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
1711 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
1713 * tree-ssa-reassoc.c: Include pointer-set.h.
1714 (bb_rank): Change to long *.
1715 (operand_rank): Change to pointer_map_t.
1716 (find_operand_rank): Return long, -1 if not found. Declare as inline.
1717 (insert_operand_rank): Accept long.
1718 (operand_entry_hash, operand_entry_eq): Remove.
1719 (get_rank): Return long. Adjust for changes above.
1720 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
1722 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
1724 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
1725 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
1726 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
1728 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
1729 directly since it cannot be NULL.
1730 (get_vi_for_tree): Rewrite for pointer_map API.
1731 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
1732 (init_alias_vars): Create vi_for_tree as pointer_map.
1733 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
1735 * tree-cfg.c: Don't include hashtab.h.
1736 (edge_to_cases): Declare as pointer_map.
1737 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
1739 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
1740 (start_recording_case_labels): Create edge_to_cases as pointer_map.
1741 (end_recoding_case_labels): Cleanup edge_to_cases manually before
1743 (record_switch_edge): Delete.
1744 (get_cases_for_edge): Adjust for pointer_map API, inline
1745 record_switch_edge (rewritten for new API), remove goto.
1747 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1749 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
1750 * tree-nested.c: Include pointer-set.h.
1751 (var_map_elt, var_map_eq, var_map_hash): Delete.
1752 (struct nesting_info): Remove GTY marker. Change the two htab_t's
1754 (nesting_info_bitmap_obstack): New.
1755 (lookup_field_for_decl): Adjust for pointer_map API.
1756 (lookup_tramp_for_decl): Adjust for pointer_map API.
1757 (get_nonlocal_debug_decl): Adjust for pointer_map API.
1758 (get_local_debug_decl): Adjust for pointer_map API.
1759 (convert_nl_goto_reference): Adjust for pointer_map API.
1760 (convert_nl_goto_receiver): Adjust for pointer_map API.
1761 (create_nesting_tree): Create outside GGC space. Create bitmap on
1762 the new obstack. Create field_map and var_map as pointer_maps.
1763 (free_nesting_tree): Adjust for changes to create_nesting_tree.
1765 (lower_nested_functions): Move root here, no need to NULL it.
1766 Initialize and release the obstack.
1768 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
1770 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
1771 Remove prototypes and make them non-static.
1772 (struct tree_int_map): Remove.
1773 * tree.h (struct tree_int_map): Move here, turning TO into an
1775 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
1777 * tree.h (TREE_COMPLEXITY): Remove.
1778 (struct tree_exp): Remove complexity field.
1779 * tree.c (build1_stat): Don't set it.
1781 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
1782 Victor Kaplansky <victork@il.ibm.com>
1784 * tree-vectorizer.c (vect_is_simple_use): Support induction.
1785 (vect_is_simple_reduction): Support reduction with induction as
1786 one of the operands.
1787 (vect_is_simple_iv_evolution): Fix formatting.
1788 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
1789 formatting. Don't mark induction phis for vectorization.
1790 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
1791 * tree-vect-transform.c (get_initial_def_for_induction): New function.
1792 (vect_get_vec_def_for_operand): Support induction.
1793 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
1795 (vectorizable_reduction): Support reduction with induction as one of
1797 (vectorizable_type_demotion): Use def-type of stmt argument rather
1798 than dummy def-type.
1800 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
1801 flag_tree_scev_cprop.
1802 * common.opt (tree-scev-cprop): New flag.
1804 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
1805 call to vect_get_new_vect_var.
1807 2007-02-06 Ira Rosen <irar@il.ibm.com>
1809 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
1810 vectype is not NULL.
1811 (vect_pattern_recog_1): Likewise.
1813 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1815 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
1816 (fold_negate_expr): Likewise.
1818 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
1821 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
1822 even if cv-qualification is the same.
1824 2007-02-05 Geoffrey Keating <geoffk@apple.com>
1826 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
1827 __enable_execute_stack on completion.
1829 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1831 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
1832 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
1833 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
1834 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
1835 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
1836 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
1837 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
1838 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
1840 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1842 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
1843 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
1844 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
1845 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
1846 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
1847 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
1848 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
1849 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
1850 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
1851 umuldi3_highpart_rex64, umulsi3_highpart_insn,
1852 umulsi3_highpart_zext, smuldi3_highpart_rex64,
1853 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
1854 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
1855 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
1856 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
1857 sqrtextenddfxf2_i387): Added amdfam10_decode.
1859 * config/i386/athlon.md (athlon_idirect_amdfam10,
1860 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
1861 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
1862 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
1863 athlon_ivector_store_amdfam10): New define_insn_reservation.
1864 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
1867 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1869 * config/i386/athlon.md (athlon_call_amdfam10,
1870 athlon_pop_amdfam10, athlon_lea_amdfam10): New
1871 define_insn_reservation.
1872 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
1873 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
1874 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
1876 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1878 * config/i386/athlon.md (athlon_sseld_amdfam10,
1879 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
1880 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
1882 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1884 * config/i386/athlon.md (athlon_sseins_amdfam10): New
1885 define_insn_reservation.
1886 * config/i386/i386.md (sseins): Added sseins to define_attr type
1887 and define_attr unit.
1888 * config/i386/sse.md: Set type attribute to sseins for insertq
1891 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1893 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
1894 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
1895 ssecomi_load_amdfam10, ssecomi_amdfam10,
1896 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
1897 define_insn_reservation.
1898 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
1900 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1902 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
1903 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
1904 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
1905 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
1906 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
1907 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
1908 define_insn_reservation.
1910 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
1911 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
1912 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
1913 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
1914 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
1916 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1918 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
1919 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
1920 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
1921 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
1922 athlon_ssemul_load_k8): Added amdfam10.
1924 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1926 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
1927 (x86_sse_unaligned_move_optimal): New variable.
1929 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
1931 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
1932 for unaligned vector SSE double/single precision loads for AMDFAM10.
1934 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1936 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
1937 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
1938 Define TARGET_CPU_DEFAULT_amdfam10.
1939 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
1940 (processor_type): Add PROCESSOR_AMDFAM10.
1942 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
1943 processor_type in config/i386/i386.h.
1944 Enable imul peepholes for TARGET_AMDFAM10.
1946 * config.gcc: Add support for --with-cpu option for amdfam10.
1948 * config/i386/i386.c (amdfam10_cost): New variable.
1949 (m_AMDFAM10): New macro.
1950 (m_ATHLON_K8_AMDFAM10): New macro.
1951 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
1952 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
1953 x86_promote_QImode, x86_integer_DFmode_moves,
1954 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1955 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
1956 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
1957 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
1958 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
1959 Enable/disable for amdfam10.
1960 (override_options): Add amdfam10_cost to processor_target_table.
1961 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
1962 processor_alias_table.
1963 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
1964 (ix86_adjust_cost): Add code for amdfam10.
1966 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1968 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
1969 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
1970 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
1971 * config/i386/i386.h: Add builtin definition for SSE4A.
1972 * config/i386/i386.md: Add support for ABM instructions
1974 * config/i386/sse.md: Add support for SSE4A instructions
1975 (movntss, movntsd, extrq, insertq).
1976 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
1977 Add -march=amdfam10 flag.
1978 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
1979 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
1981 * doc/extend.texi: Add documentation for SSE4A builtins.
1983 2007-02-05 Bob Wilson <bob.wilson@acm.org>
1985 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
1987 2007-02-05 Richard Guenther <rguenther@suse.de>
1989 * tree-vectorizer.h (vectorizable_function): Add argument type
1990 argument, change return type.
1991 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
1992 * tree-vect-transform.c (vectorizable_function): Handle extra
1993 argument, return vectorized function decl.
1994 (build_vectorized_function_call): Remove.
1995 (vectorizable_call): Handle calls with result and argument types
1996 differing. Handle loop vectorization factor correctly.
1997 * targhooks.c (default_builtin_vectorized_function): Adjust for
1999 * targhooks.h (default_builtin_vectorized_function): Likewise.
2000 * target.h (builtin_vectorized_function): Add argument type
2002 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2003 extra argument, allow vectorizing of lrintf.
2004 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2005 documentation of target hook.
2007 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2010 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2011 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2012 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2014 2007-02-05 Roger Sayle <roger@eyesopen.com>
2016 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2017 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2018 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2019 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2020 before canonicalizing sincos to cexpi.
2021 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2023 2007-02-05 Roger Sayle <roger@eyesopen.com>
2025 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2026 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2027 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2029 2007-02-05 Roger Sayle <roger@eyesopen.com>
2031 * mips-tfile.c (initialize_init_file): Correct endianness test.
2033 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2035 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2038 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2040 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2041 saves in a PARALLEL before the register assignments.
2043 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2045 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2046 DWARF_FRAME_RETURN_COLUMN to be a general register.
2047 * dwarf2out.c (init_return_column_size): New function, split from...
2048 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2049 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2050 to be nongeneral registers.
2051 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2053 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2054 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2056 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2058 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2060 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2062 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2063 (remove_path): Use can_remove_branch_p and remove_branch instead
2064 of loop_delete_branch_edge.
2065 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2066 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2067 Update profile using scale_dominated_blocks_in_loop.
2068 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2069 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2070 (can_remove_branch_p, remove_branch): Declare.
2071 * tree-cfg.c (tree_can_remove_branch_p): New function.
2072 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2073 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2074 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2076 2007-02-05 Jan Hubicka <jh@suse.cz>
2079 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2080 nodes in cgraph, don't remove offline copy of the function.
2082 2007-02-04 Jan Hubicka <jh@suse.cz>
2084 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2085 vectors might cause maybe_lookup_element_for_expr to be called
2086 on non-sra-candidate.
2088 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2090 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2091 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2092 spelling conventions.
2094 2007-02-04 Richard Guenther <rguenther@suse.de>
2097 * fold-const.c (try_move_mult_to_index): Make sure to not
2098 overflow one dimension of a multi-dimensional array access.
2100 2007-02-04 Jan Hubicka <jh@suse.cz>
2102 * passes.c (init_optimization_passes): Reindent.
2104 2007-02-04 Jan Hubicka <jh@suse.cz>
2105 Eric Botcazou <ebotcazou@adacore.com>
2107 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2108 (execute_fixup_cfg): Break out the abnormal goto code.
2109 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2110 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2111 (optimize_inline_calls): Call make_nonlocal_label_edges.
2113 2007-02-04 Jan Hubicka <jh@suse.cz>
2115 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2116 true when something was changed.
2117 (rename_ssa_copies): When something was changed, do
2118 TODO_remove_unused_locals.
2119 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2120 add TODO_remove_unused_locals when instruction was removed.
2122 2007-02-04 Jan Hubicka <jh@suse.cz>
2124 * ipa-inline.c (try_inline): Improve debug output; work on already
2126 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2127 call try_inline for already inlined edges too when flattening;
2128 inline also functions that make callee growth but overall unit size
2131 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2133 * config/m32c/bitops.md, config/m32c/jump.md,
2134 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2135 config/m32r/m32r.h, config/m32r/m32r.md,
2136 config/m32r/predicates.md, config/m68hc11/larith.asm,
2137 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2138 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2139 config/mips/mips-protos.h, config/mips/mips.c,
2140 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2141 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2142 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2143 spelling conventions.
2145 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2146 Follow spelling conventions.
2148 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2150 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2151 warn about C++0x compatibility.
2153 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2155 * config/h8300/h8300.c, config/h8300/h8300.h,
2156 config/h8300/h8300.md: Follow spelling conventions.
2158 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2161 * combine.c (try_combine): Do not substitute source operand
2162 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2164 2007-02-03 Jan Hubicka <jh@suse.cz>
2166 PR gcov-profile/30650
2167 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2168 do not divide by zero for never executed counters.
2169 (tree_find_values_to_profile): Fix counters.
2170 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2172 2007-02-03 Ian Lance Taylor <iant@google.com>
2174 * lower-subreg.c (simple_move_operand): New static function,
2175 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2177 (simple_move): Call simple_move_operand.
2178 (find_decomposable_subregs): Add special handling of MEMs.
2179 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2180 meaning of return value. If we see a hard register, test whether
2181 it can store a word_mode value. Change all callers.
2183 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2185 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2186 ftrapv insns and expanders.
2187 (subdi3): Change define_expand operand 1 to arith11_operand, and
2188 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2189 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2190 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2194 * varasm.c (notice_global_symbol): Treat global objects as weak when
2197 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2199 * emit-rtl.c (dconstpi): Delete.
2201 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2202 * real.h (dconstpi): Delete.
2204 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2205 (fold_builtin_hypot): Likewise.
2207 2007-02-03 Tom Tromey <tromey@redhat.com>
2210 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2211 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2213 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2215 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2216 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2217 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2218 config/rs6000/cell.md, config/rs6000/darwin.h,
2219 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2220 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2221 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2222 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2223 typos. Follow spelling conventions.
2224 * doc/invoke.texi: Follow spelling conventions.
2226 2007-02-03 Roger Sayle <roger@eyesopen.com>
2228 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2229 canonicalization transformations that attempt to simplify integer
2230 constant comparisons to become comparisons against zero.
2232 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2234 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2236 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2237 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2239 2007-02-02 Mike Stump <mrs@apple.com>
2241 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2242 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2243 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2244 generate a branch island.
2246 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2248 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2249 (xtensa_legitimate_address_p): New.
2250 (xtensa_legitimize_address): New.
2251 (xtensa_output_addr_const_extra): New.
2252 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2254 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2255 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2256 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2257 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2258 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2259 (xtensa_legitimize_address): New.
2260 (xtensa_output_addr_const_extra): New.
2262 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2264 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2266 2007-02-02 Ian Lance Taylor <iant@google.com>
2268 * expmed.c (expand_divmod): Add comment.
2270 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2272 * emit-rtl.c (renumber_insns): Remove.
2273 * flags.h: Remove the extern for flag_renumber_insns.
2274 * rtl.h: Remove the prototype for renumber_insns.
2275 * toplev.c (flag_renumber_insns): Remove.
2277 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2279 Revert for x86 darwin:
2280 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2282 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2283 code before the following patch under TARGET_MACHO.
2284 (ix86_function_value_regno_p): Likewise.
2286 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2288 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2291 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2294 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2295 general or fp registers. Add comments.
2296 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2298 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2300 * pointer-set.c (insert_aux): Only return insertion slot.
2301 (pointer_set_insert): Adjust.
2302 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2303 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2304 pointer_map_traverse): New.
2305 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2306 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2307 pointer_map_contains, pointer_map_traverse): Declare.
2309 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2312 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2313 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2315 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2317 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2319 (struct _dep): New type.
2320 (dep_t): New typedef.
2321 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2322 (DEP_STATUS): New access macro. The macro with the same name was
2323 renamed to DEP_LINK_STATUS.
2324 (dep_init): Declare function
2326 (struct _dep_link): New type.
2327 (dep_link_t): New typedef.
2328 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2329 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2330 (DEP_LINK_STATUS): New macro.
2331 (debug_dep_links): New debug function.
2333 (struct _deps_list): New type.
2334 (deps_list_t): New typedef.
2335 (DEPS_LIST_FIRST): New access macro.
2336 (FOR_EACH_DEP_LINK): New cycle macro.
2337 (create_deps_list, free_deps_list, delete_deps_list): Declare
2339 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2340 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2341 (copy_deps_list_change_con): Ditto.
2343 (move_dep_link): Declare function.
2345 (struct _dep_node): New type.
2346 (dep_node_t): New typedef.
2347 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2349 (struct haifa_insn_data.back_deps): New field to hold backward
2350 dependencies of the insn.
2351 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2353 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2354 Change its type to deps_list_t.
2355 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2356 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2357 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2359 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2361 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2363 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2365 (dep_cost): Declare.
2367 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2368 (ds_to_dk, dk_to_ds): New functions.
2370 (init_dep_1): New static function.
2371 (init_dep): New function.
2372 (copy_dep): New static function.
2374 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2376 (detach_dep_link): New static function.
2377 (move_dep_link): New function.
2379 (dep_links_consistent_p, dump_dep_links): New static functions.
2380 (debug_dep_links): New debugging function.
2382 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2384 (alloc_deps_list, init_deps_list): New static functions.
2385 (create_deps_list): New function.
2386 (clear_deps_list): New static function.
2387 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2388 (deps_list_consistent_p, dump_deps_list): New static functions.
2389 (debug_deps_list): New function.
2390 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2392 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2394 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2395 use new scheduler dependencies lists.
2396 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2397 (sched_analyze): Ditto. Initialize dependencies lists.
2398 (add_forw_dep, compute_forward_dependences): Update to use new
2399 scheduler dependencies lists.
2401 (init_dependency_caches): Init deps_obstack.
2402 (free_dependency_caches): Free deps_obstack.
2404 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2405 new scheduler dependencies lists.
2406 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2407 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2409 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2410 Update to use new scheduler dependencies lists.
2411 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2412 (debug_dependencies): Ditto.
2413 (schedule_region): Update comments.
2415 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2416 scheduler dependencies lists.
2417 (schedule_ebb): Update comments.
2419 * rtl.def (DEPS_LIST): Remove.
2421 * lists.c (unused_deps_list): Remove.
2422 (free_list): Update assertions.
2424 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2425 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2427 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2428 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2430 * haifa-sched.c (comments): Update.
2431 (insn_cost1): Remove. Inline the code into insn_cost ().
2432 (insn_cost): Update to use new scheduler dependencies lists. Move
2433 processing of the dependency cost to dep_cost ().
2434 (dep_cost): New function. Use it instead of insn_cost () when
2435 evaluating cost of the dependency. Use compatible interface to
2436 interact with the target.
2437 (priority): Update to use new scheduler dependencies lists.
2438 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2439 with greater number of insns that depend on the insn.
2440 (schedule_insn): Update to use new scheduler dependencies lists. Add
2441 code to free backward dependencies lists. Inline and optimize code
2442 from resolve_dep () - see PR28071.
2443 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2444 lists. Update call to targetm.sched.is_costly_dependence hook.
2446 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2447 scheduler dependencies lists.
2449 (resolve_dep): Remove. Move the logic to schedule_insn ().
2450 (init_h_i_d): Initialize dependencies lists.
2452 (process_insn_depend_be_in_spec): Rename to
2453 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2455 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2456 Update to use new scheduler dependencies lists.
2457 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2459 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2460 new scheduler dependencies lists.
2461 (build_intra_loop_deps): Ditto.
2463 * target.h (struct _dep): Declare to use in
2464 gcc_target.sched.is_costly_dependence.
2465 (struct gcc_target.sched.adjust_cost): Fix typo.
2466 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2467 single dep_t parameter instead of an equivalent triad.
2468 (struct gcc_target.sched.adjust_cost_2): Remove.
2470 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2472 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2474 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2476 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2478 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2479 (REG_DEP_TRUE): Document.
2481 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2482 Change signature to correspond to the targetm.sched.adjust_cost hook.
2483 Update use in TARGET_SCHED_ADJUST_COST_2.
2484 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2485 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2486 new scheduler dependencies lists.
2487 (ia64_gen_check): Ditto.
2489 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2492 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2493 signature to correspond to the targetm.sched.is_costly_dependence hook.
2494 (is_costly_group): Update to use new scheduler dependencies lists.
2496 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
2497 instead of INSN_COST () macro.
2499 2007-02-01 Ian Lance Taylor <iant@google.com>
2501 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
2503 2007-02-01 Guy Martin <gmsoft@gentoo.org>
2505 * pa.md (tp_load): Correct mfctl instruction syntax.
2507 2007-02-01 Geoffrey Keating <geoffk@apple.com>
2509 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
2510 altivec_padding_size calculation on AIX. Improve comment, add
2511 assert to verify that it's right.
2513 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
2516 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
2519 * global.c (global_alloc): Add mising initialization of
2522 2007-02-01 Roger Sayle <roger@eyesopen.com>
2524 * alias.c (init_alias_analysis): Correct whitespace.
2525 * bb-reorder.c (fix_edges_for_rarely_executed_code,
2526 partition_hot_cold_basic_blocks): Likewise.
2527 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2528 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
2529 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2530 fold_builtin_snprintf_chk, fold_builtin_printf,
2531 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
2532 do_mpfr_arg3, do_mpfr_sincos): Likewise.
2533 * cfgcleanup.c (cleanup_cfg): Likewise.
2534 * cfgexpand.c (tree_expand_cfg): Likewise.
2535 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
2536 * function.c (get_next_funcdef_no): Likewise.
2537 * gengtype.c (main): Likewise.
2538 * genmodes.c (main): Likewise.
2539 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
2540 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
2541 * ifcvt.c (noce_emit_move_insn): Likewise.
2542 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
2544 * stor-layout.c (get_best_mode): Likewise.
2545 * tree-ssa-loop-niter.c (get_val_for): Likewise.
2546 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
2547 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
2548 perform_var_substitution, solve_graph): Likewise.
2549 * tree-vrp.c (vrp_finalize): Likewise.
2551 2007-02-01 Ian Lance Taylor <iant@google.com>
2553 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
2554 high part of a paradoxical subreg, return a constant zero.
2556 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
2558 * toplev.c (lang_dependent_init): Call init_set_costs.
2559 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
2561 2007-02-01 Richard Guenther <rguenther@suse.de>
2564 * fold-const.c (fold_negate_expr): Allow negating a
2565 constant if overflow does not change.
2567 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2569 * doc/c-tree.texi (Expression trees): Improve markup.
2570 * doc/tm.texi (Register Classes, Addressing Modes)
2571 (Floating Point): Fix spacing after abbreviations. Fix some
2574 2007-02-01 Ben Elliston <bje@au.ibm.com>
2576 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
2577 * doc/contrib.texi: Likewise.
2578 * doc/install.texi: Likewise.
2580 2007-01-31 Richard Henderson <rth@redhat.com>
2581 Ian Lance Taylor <iant@google.com>
2583 * lower-subreg.c: New file.
2584 * rtl.def (CONCATN): Define.
2585 * passes.c (init_optimization_passes): Add pass_lower_subreg and
2587 * emit-rtl.c (update_reg_offset): New static function, broken out
2588 of gen_rtx_REG_offset.
2589 (gen_rtx_REG_offset): Call update_reg_offset.
2590 (gen_reg_rtx_offset): New function.
2591 * regclass.c: Revert patch of 2006-03-05, restoring
2593 (clear_reg_info_regno): New function.
2594 * dwarf2out.c (concatn_loc_descriptor): New static function.
2595 (loc_descriptor): Handle CONCATN.
2596 * common.opt (fsplit_wide_types): New option.
2597 * opts.c (decode_options): Set flag_split_wide_types when
2599 * timevar.def (TV_LOWER_SUBREG): Define.
2600 * rtl.h (gen_reg_rtx_offset): Declare.
2601 (reg_scan_update): Declare.
2602 * regs.h (clear_reg_info_regno): Declare.
2603 * tree-pass.h (pass_lower_subreg): Declare.
2604 (pass_lower_subreg2): Declare.
2605 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
2606 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
2608 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
2609 * Makefile.in (OBJS-common): Add lower-subreg.o.
2610 (lower-subreg.o): New target.
2612 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2614 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
2616 2007-01-31 Anatoly Sokolov <aesok@post.ru>
2619 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
2621 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2624 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
2626 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
2628 * cfgloop.h: Include vec-prim.h.
2629 (enum li_flags): Remove LI_ONLY_OLD.
2630 (loop_iterator): Changed.
2631 (fel_next, fel_init): Iterate over loop tree.
2632 (FOR_EACH_LOOP_BREAK): New macro.
2633 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
2635 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
2636 * modulo-sched.c (sms_schedule): Ditto.
2637 * tree-vectorizer.c (vectorize_loops): Ditto.
2638 * doc/loop.texi: Update information on loop numbering and behavior of
2639 FOR_EACH_LOOP wrto new loops.
2640 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
2641 add_to_evolution_1): Test nestedness of loops instead of comparing
2643 * tree-chrec.c (chrec_fold_plus_poly_poly,
2644 chrec_fold_multiply_poly_poly, chrec_evaluate,
2645 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
2646 reset_evolution_in_loop): Ditto.
2647 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
2649 2007-01-31 Dirk Mueller <dmueller@suse.de>
2651 * c-common.c (warn_about_parentheses): Separate warning about
2652 un-parenthized sequence of comparison operators from the one
2653 which is supposed to warn about x <= y <= z.
2655 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
2657 * optabs.h (enum optab_index): Add new OTI_isinf.
2658 (isinf_optab): Define corresponding macro.
2659 * optabs.c (init_optabs): Initialize isinf_optab.
2660 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
2662 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
2663 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
2665 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
2666 expand_builtin_interclass_mathfn.
2667 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
2668 * config/i386/i386.md (UNSPEC_FXAM): New constant.
2669 (fxam<mode>2_i387): New insn pattern.
2670 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
2671 built-in functions as x87 inline asm.
2673 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2675 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
2677 2007-01-30 Eric Christopher <echristo@apple.com>
2679 * config.gcc: Add geode.
2681 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2683 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
2684 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
2685 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
2686 value-prof.c: Fix comment typos.
2688 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2691 * doc/invoke.texi (Wpointer-arith): Document warning.
2693 2007-01-30 Janis Johnson <janis187@us.ibm.com>
2695 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
2696 the list of discrepancies from the draft TR.
2698 2007-01-30 Dirk Mueller <dmueller@suse.de>
2701 * doc/invoke.texi (-Wreturn-type): Update description to
2704 2007-01-30 Richard Sandiford <richard@codesourcery.com>
2706 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
2708 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
2710 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
2711 to handle optabs that operate on floating point input argument and
2712 output to integer output.
2713 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
2714 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
2715 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
2716 expand_builtin_interclass_mathfn ().
2717 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
2719 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
2720 ilogbl built-in functions as x87 intrinsics.
2722 2007-01-30 Richard Guenther <rguenther@suse.de>
2725 * dwarf2out.c (reference_to_unused): Query varpool if the
2726 variable was output.
2728 2007-01-30 Richard Guenther <rguenther@suse.de>
2731 * passes.c (execute_one_pass): Reset in_gimple_form to not
2732 confuse non-unit-at-a-time mode.
2734 2007-01-29 Roger Sayle <roger@eyesopen.com>
2735 Richard Guenther <rguenther@suse.de>
2737 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
2738 avoid undefined behaviour on overflow. Use force_fit_type_double
2739 to construct the constant with the specified TREE_OVERFLOW.
2741 2007-01-29 Janis Johnson <janis187@us.ibm.com>
2743 * config/dfp-bit.c: Add parameterized support for fp exceptions.
2744 * config/dfp-bit.h: Ditto.
2746 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2748 * c-decl.c (pop_scope): Replace warnings with call to
2749 warn_for_unused_label.
2750 * c-common.h (warn_for_unused_label): Declare.
2751 * c-common.c (warn_for_unused_label): Define.
2753 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2755 * tree-optimize.c (update_inlined_to_pointers): Delete unused
2758 2007-01-29 Janis Johnson <janis187@us.ibm.com>
2760 * Makefile.in (USER_H): Remove decfloat.h.
2761 * ginclude/decfloat.h: Delete, moving contents to ...
2762 * ginclude/float.h: Add support for decimal floating point,
2763 guarded by __STDC_WANT_DEC_FP__.
2765 2007-01-29 Mike Stump <mrs@apple.com>
2767 * doc/gccint.texi (Top): Rename Loop Representation to Loop
2768 Analysis and Representation to resolve case insensitive conflict.
2769 * doc/loop.texi (Loop Analysis and Representation): Likewise.
2771 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
2773 * tree.h (struct tree_memory_tag): Add aliases member.
2774 (MTAG_ALIASES): New macro.
2775 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
2776 (add_may_alias): Remove pointer-set. Update for may_aliases being
2778 (mark_aliases_call_clobbered): Update for may_aliases being a
2780 (compute_tag_properties): Ditto.
2781 (create_partition_for): Ditto.
2782 (compute_memory_partitions): Ditto.
2783 (dump_may_aliases_for): Ditto.
2784 (is_aliased_with): Ditto.
2785 (add_may_alias_for_new_tag): Ditto.
2786 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
2787 (compute_is_aliased): New function.
2788 (compute_may_aliases): Call compute_is_aliased).
2789 (init_alias_info): Initialize alias_bitmap_obstack.
2790 (union_alias_set_into): New function.
2791 (compute_flow_sensitive_aliasing): Use union_aliases_into.
2792 (have_common_aliases_p): Rewrite to take two bitmaps and use
2794 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
2796 (finalize_ref_all_pointers): Update for add_may_alias changes.
2797 (new_type_alias): Ditto.
2798 * tree-flow-inline.h (may_aliases): Return a bitmap.
2799 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
2800 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
2801 may_aliases being a bitmap.
2802 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
2803 may_aliases now returns a bitmap.
2804 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
2806 * tree-ssa-operands.c (add_virtual_operand): Update for
2807 may_aliases being a bitmap.
2809 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
2811 PR tree-optimization/30630
2812 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
2813 variable as changed.
2815 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
2818 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
2819 expanded only once even if an error occurs.
2821 2007-01-29 Ben Elliston <bje@au.ibm.com>
2823 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
2824 (__gcov_average_profiler): Likewise.
2825 (__gcov_ior_profiler): Likewise.
2826 (__gcov_merge_ior): Likewise.
2828 2007-01-28 Jan Hubicka <jh@suse.cz>
2830 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
2831 * value-prof.c (stringop_block_profile): Likewise.
2833 2007-01-28 Jan Hubicka <jh@suse.cz>
2835 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
2836 variant handling histograms; add wrapper.
2837 (clear_storage_via_libcall): Export.
2838 (emit_block_move_hints): Break out from ...; add histograms.
2839 (emit_block_move): ... this one.
2840 (clear_storage_hints): Break out from ...; add histograms.
2841 (clear_storage): ... this one.
2842 (set_storage_via_memset): Handle histogram.
2843 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
2844 (clear_storage_hints, clear_storage_via_libcall): Declare.
2845 (set_storage_via_setmem): Update prototype.
2846 * doc/md.texi (movmem, setmem): Document new arguments.
2848 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
2850 (stringop_block_profile): New global function.
2851 (tree_stringops_values_to_profile): Profile block size and alignment.
2852 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
2854 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
2855 (stringop_block_profile): Declare.
2856 * builtins.c: Include value-prof.h.
2857 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
2858 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
2859 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
2860 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
2861 * profile.c (instrument_values): Add new counters.
2862 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
2864 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
2865 (tree_init_edge_profiler): Build new profilers.
2866 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
2867 (pass_tree_profile): Add dump.
2868 (tree_profile_hooks): Update.
2869 * Makefile.in (LIBGCOV): Add new constants.
2870 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
2871 __gcov_ior_profiler): New.
2872 * i386.md (movmem/setmem expanders): Add new optional arguments.
2874 2007-01-28 David Edelsohn <edelsohn@gnu.org>
2876 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
2878 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
2880 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
2881 (tree_unswitch_single_loop): Pass eni_size_weights to
2882 tree_num_loop_insns.
2883 * tree-ssa-loop-manip.c: Include tree-inline.h.
2884 (can_unroll_loop_p): Pass eni_size_weights to
2885 tree_num_loop_insns.
2886 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
2887 Pass eni_size_weights to estimate_num_insns.
2888 * tree.h (init_inline_once): Export.
2889 * toplev.c (backend_init): Call init_inline_once.
2890 * cgraphunit.c (cgraph_process_new_functions,
2891 cgraph_analyze_function): Pass eni_inlining_weights to
2893 * ipa-inline.c (compute_inline_parameters): Ditto.
2894 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
2895 to estimate_num_insns.
2896 (try_unroll_loop_completely): Pass eni_size_weights to
2897 tree_num_loop_insns.
2898 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
2899 ot estimate_num_insns.
2900 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
2901 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
2902 * tree-inline.c (eni_inlining_weights, eni_size_weights,
2903 eni_time_weights): New variables.
2904 (init_inline_once): Initialize them.
2905 (struct eni_data): Mew.
2906 (estimate_num_insns_1, estimate_num_insns): Use weights.
2907 * tree-inline.h (struct eni_weights_d): New.
2908 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
2909 (estimate_num_insns): Declaration changed.
2910 * cfgloop.h (tree_num_loop_insns): Declaration changed.
2911 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
2912 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
2914 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
2916 * tree-data-ref.c (conflict_fn): Assert that the number of affine
2917 relations in the conflict function is valid.
2919 2007-01-27 Ian Lance Taylor <iant@google.com>
2921 * common.opt: Add fstrict-overflow.
2922 * opts.c (decode_options): Set flag_strict_overflow if -O2.
2923 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
2924 (TYPE_OVERFLOW_UNDEFINED): Define.
2925 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
2927 * tree.h (TYPE_TRAP_SIGNED): Don't define.
2928 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
2929 (fold_negate_expr): Likewise.
2930 (make_range): Likewise.
2931 (extract_muldiv_1): Likewise.
2932 (maybe_canonicalize_comparison): Likewise.
2933 (fold_comparison): Likewise.
2934 (fold_binary): Likewise.
2935 (tree_expr_nonnegative_p): Likewise.
2936 (tree_expr_nonzero_p): Likewise.
2937 * tree-vrp.c (compare_values): Likewise.
2938 (extract_range_from_binary_expr): Likewise.
2939 (extract_range_from_unary_expr): Likewise.
2940 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
2942 (nowrap_type_p): Likewise.
2943 * tree-scalar-evolution.c (simple_iv): Likewise.
2944 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
2945 (build_range_check): Likewise.
2946 (extract_muldiv_1): Likewise.
2947 (fold_comparison): Likewise.
2948 * tree-vrp.c (vrp_int_const_binop): Likewise.
2949 (extract_range_from_unary_expr): Likewise.
2950 * convert.c (convert_to_integer): Likewise.
2951 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
2952 (fold_comparison): Likewise.
2953 (fold_binary): Likewise.
2954 * optabs.c (optab_for_tree_code): Likewise.
2955 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
2956 * simplify-rtx.c (simplify_const_relational_operation): Check
2957 flag_strict_overflow and flag_trapv.
2958 (simplify_const_relational_operation): Likewise.
2959 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
2960 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
2963 2007-01-27 Roger Sayle <roger@eyesopen.com>
2965 * tree.c (tree_fold_gcd): Delete.
2966 * tree.h (tree_fold_gcd): Remove prototype.
2967 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
2968 test whether one constant integer is a multiple of another. Instead
2969 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
2970 * fold-const.c (multiple_of_p): We've determined both TOP and
2971 BOTTOM are integer constants so we can call int_const_binop directly
2972 instead of the more generic const_binop.
2974 2007-01-27 Roger Sayle <roger@eyesopen.com>
2976 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
2977 1*X check that the constant hasn't overflowed, to preserve the
2979 (round_up): Provide an efficient implementation when rouding-up an
2980 INTEGER_CST to a power-of-two.
2982 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2984 * doc/sourcebuild.texi: Add comma for clarity.
2985 * doc/extend.texi: Fix some typos.
2986 * doc/passes.texi: Likewise.
2987 * doc/cppinternals.texi: Likewise.
2988 * doc/c-tree.texi: Likewise.
2989 * doc/tree-ssa.texi: Likewise.
2990 * doc/install.texi: Likewise.
2992 2007-01-27 Jan Hubicka <jh@suse.cz>
2994 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
2995 (pass_sra): Do not require alias information.
2996 * passes.c (init_optimization_passes): Add SRA
2998 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3000 * tracer.c (rest_of_handle_tracer): We already cleaned
3001 up the CFG in tracer() so don't do it here again.
3002 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3003 cleanup_cfg here, either. And don't call renumber_insns.
3005 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3006 and BB_HEAD are in the insn stream here. Instead make sure
3007 that BB_INSN is valid on all insns. Also, do check here that
3008 there are no pending branch predictions...
3009 (rtl_verify_flow_info): ...instead of doing it here. Checks
3010 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3013 2007-01-26 Roger Sayle <roger@eyesopen.com>
3015 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3016 function to simplify/factorize operand order canonicalization.
3017 (ix86_fixup_binary_operands): Reorganize using the above function.
3018 (ix86_binary_operator_ok): Likewise.
3020 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3022 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3023 file scope from optimize_attrs.
3024 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3026 (optimize_attrs): Clear insn_code_values after freeing it.
3028 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3030 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3031 a parts.base assignment.
3033 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3035 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3036 (compute_subscript_distance, initialize_data_dependence_relation,
3037 finalize_ddr_dependent, analyze_ziv_subscript,
3038 analyze_siv_subscript_cst_affine,
3039 compute_overlap_steps_for_affine_univar,
3040 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3041 analyze_siv_subscript, analyze_miv_subscript,
3042 analyze_overlapping_iterations, subscript_dependence_tester_1,
3043 compute_self_dependence, free_dependence_relation): Work
3044 with affine_fn instead of chrecs.
3045 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3046 common_affine_function, affine_function_base,
3047 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3048 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3049 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3050 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3051 (all_chrecs_equal_p): Removed.
3052 * tree-data-ref.h (affine_fn, conflict_function): New types.
3053 (struct subscript): Change type of conflicting_iterations_in_a
3054 and conflicting_iterations_in_b.
3056 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3059 * config/pa/pa.h (TARGET_HPUX_11): New.
3060 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3061 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3063 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3064 Richard Guenther <rguenther@suse.de>
3066 * tree-ssa-structalias.c (solve_graph): Handle case
3067 we merged the variable to another.
3069 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3071 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3074 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3075 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3077 2007-01-25 DJ Delorie <dj@redhat.com>
3079 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3080 allow changes to modes which don't fit in those registers.
3082 * reload1.c (choose_reload_regs): Check for invalid subregs before
3083 computing their locations, not after.
3085 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3088 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3089 save Altivec registers in an eh_return function.
3090 (compute_vrsave_mask): Likewise.
3091 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3092 for saving Altivec registers.
3093 (rs6000_emit_prologue): Don't allocate stack twice in
3094 eh_return function. Correct expected value of altivec_save_offset
3095 when using save_world. Describe save of R0 to stack when using
3096 save_world. Describe stack pointer adjustment when using
3097 save_world. Remove duplicated eh_return parameter register saving.
3098 Update sp_offset variable after save_world.
3099 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3101 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3102 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3105 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3107 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3109 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3112 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3113 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3115 2007-01-25 Richard Guenther <rguenther@suse.de>
3117 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3118 * common.opt (-Wcoverage-mismatch): New warning option.
3119 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3120 if -Wcoverage-mismatch is given.
3122 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3124 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3125 (ipcp_driver): Change to static definition.
3126 Add dumping of the ifunctions.
3127 (constant_val_insert): Remove unused parameter. Support for SSA.
3128 (ipcp_propagate_const): Support for SSA.
3129 (ipcp_profile_bb_print): Print only analyzed nodes.
3130 (ipcp_replace_map_create): Remove support for Fortran constant
3132 * ipa-prop.c (ipa_method_modify_stmt,
3133 ipa_callsite_compute_param): Support for SSA.
3134 * ipa-prop.h (ipcp_driver): Remove declaration.
3135 (IS_VALID_TREE_MAP_INDEX): Add define.
3137 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3139 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3141 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3144 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3145 constant argument to cabs and do it without checking for
3146 -funsafe-math-optimizations.
3148 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3150 * c-common.h (RID_FIRST_CXX0X): New.
3151 (RID_LAST_CXX0X): New.
3152 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3154 * c.opt (Wc++0x-compat): New.
3155 * doc/invoke.texi (-Wc++0x-compat): Document.
3157 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3159 * builtins.c (fold_builtin_carg): New.
3160 (fold_builtin_1): Use it.
3162 2007-01-24 Jan Hubicka <jh@suse.cz>
3164 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3166 * ipa-inline.c (initial_insns, max_insns): Delete.
3167 (compute_max_insns): New function.
3168 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3169 of insns as base for code growth.
3170 (cgraph_decide_inlining): Make initial_insns local; do not compute
3172 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3173 * doc/invoke.texi (inline-unit-growth): Update docs.
3175 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3177 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3178 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3179 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3180 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3181 for CPUs that have PTA_CX16 set.
3184 * gimplify.c (omp_check_private): New function.
3185 (gimplify_scan_omp_clauses): Use it for
3186 firstprivate/lastprivate/reduction.
3189 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3190 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3193 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3194 If lower_lastprivate_clauses emits some statements, append them
3195 to dlist rather than body_p and to body_p append an initializer.
3196 (lower_omp_for): Adjust caller.
3198 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3200 * target.h (globalize_decl_name): New.
3201 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3202 * output.h (default_globalize_decl_name): New.
3203 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3205 (globalize_decl): Ditto.
3206 (default_globalize_decl_name): New.
3207 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3208 (ia64_handle_version_id_attribute): New.
3209 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3210 (ia64_asm_output_external): Use globalize_decl_name instead
3212 * doc/extend.texi (version_id): New pragma.
3213 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3215 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3217 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3218 _uleb128_t and _Unwind_SWord with _sleb128_t.
3219 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3220 uw_frame_state_for, uw_update_context_1): Likewise.
3221 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3222 * unwind-pe.h (read_uleb128, read_sleb128,
3223 read_encoded_value_with_base): Likewise.
3224 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3226 2007-01-24 Richard Guenther <rguenther@suse.de>
3228 * builtins.c (expand_builtin_cexpi): Get the fndecl
3229 for cexp in the correct way.
3231 2007-01-24 Jan Hubicka <jh@suse.cz>
3233 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3235 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3237 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3238 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3239 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3240 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3241 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3242 __SIZEOF_PTRDIFF_T__.
3243 * doc/cpp.texi: Documentation for the new builtin macros added.
3245 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3247 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3248 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3249 instead of operands[2] to avoid access past the end of array.
3251 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3253 * reload1.c (emit_reload_insns): Pass the reload register
3254 for a non-spill output reload through forget_old_reloads_1.
3256 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3258 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3259 _SOFT_DOUBLE if doubles use software floating-point.
3260 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3261 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3262 * config/rs6000/darwin-ldouble.c: Also compile functions for
3263 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3264 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3265 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3266 commented-out long double override.
3267 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3268 * config/rs6000/eabispe.h: Likewise.
3269 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3270 long double for non-SPE.
3271 (rs6000_handle_option): Likewise.
3272 (invalid_e500_subreg): Disallow more subregs involding DImode,
3273 DFmode, TImode or TFmode.
3274 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3276 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3278 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3279 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3281 (rs6000_legitimate_address): Also check for TFmode for E500
3283 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3284 (spe_build_register_parallel): Handle TFmode and TCmode.
3285 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3287 (function_arg): Handle TFmode and TCmode for E500 double.
3288 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3290 (print_operand): Handle TFmode and TImode for %y.
3291 (rs6000_generate_compare): Handle TFmode comparisons for E500
3293 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3294 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3295 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3296 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3297 TFmode for E500 double.
3298 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3299 (floatsidf2): Enable for E500 double.
3300 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3301 (extenddftf2): Change to extenddftf2_fprs.
3302 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3303 depending on TARGET_E500_DOUBLE.
3304 (extendsftf2): Enable for E500 double.
3305 (trunctfdf2): Enable for E500 double.
3306 (trunctfsf2): Change to trunctfsf2_fprs.
3307 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3308 depending on TARGET_E500_DOUBLE.
3309 (floatsitf2): Enable for E500 double.
3310 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3311 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3312 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3313 (negtf2): Change to negtf2_internal.
3314 (negtf2): New expander.
3315 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3316 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3317 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3318 (movdi_internal32): Use rs6000_nonimmediate_operand.
3319 (unnamed splitter): Likewise.
3320 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3321 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3322 (SPE64TF, DITI): New mode macros.
3323 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3326 (frob_<mode>_di_2): New.
3327 (frob_tf_di_8_2): New.
3328 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3330 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3332 (frob_ti_<mode>_8_2): New.
3333 (frob_ti_tf_2): New.
3334 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3335 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3337 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3338 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3339 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3340 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3341 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3342 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3345 2007-01-23 Ian Lance Taylor <iant@google.com>
3347 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3349 (OBJS-archive): Reformat, alphabetize.
3350 (OBJS): Change out_object_file to OBJS-md.
3352 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3354 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3355 JUMP_P and CALL_P predicates where applicable.
3356 * config/i386/i386.c: Ditto.
3357 * config/i386/i386.md: Ditto.
3358 * config/i386/mmx.md: Ditto.
3359 * config/i386/predicates.md: Ditto.
3361 2007-01-22 Andreas Schwab <schwab@suse.de>
3363 * config/m68k/m68k.h: Fix comment.
3365 2007-01-22 Jan Hubicka <jh@suse.cz>
3367 * passes.c (init_optimization_passes): Do not rerun
3368 pass_early_warn_uninitialized.
3370 2007-01-22 Richard Guenther <rguenther@suse.de>
3372 PR tree-optimization/30038
3373 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3375 (execute_cse_sincos_1): Likewise.
3376 (execute_cse_sincos): Likewise.
3377 (gate_cse_sincos): Likewise.
3378 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3379 the cexpi() canonicalization of sincos().
3380 * tree-pass.h (pass_cse_sincos): Declare.
3381 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3383 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3385 PR rtl-optimization/29329
3386 * combine.c (replaced_rhs_insn): Rename to i2mod.
3387 (replaced_rhs_value): Rename to i2mod_new_rhs.
3388 (i2mod_old_rhs): New global variable.
3389 (combine_instructions): Adjust for above change. Save a copy of
3390 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3391 note are substituted in the second instruction.
3392 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3393 ditch the note if it pertains to the second eliminated register
3394 and this register is mentioned in i2mod_old_rhs.
3397 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3399 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3400 the insn to which the note was originally attached.
3402 2007-01-21 Jan Hubicka <jh@suse.cz>
3404 * ipa-inline.c (inlining_mode): Comment, move up.
3405 (cgraph_decide_inlining_incrementally): Do not perform inlining
3406 itself; fix handling of flattening of self recursive functions.
3407 (cgraph_find_cycles): Remove.
3408 (cgraph_flatten_node): Remove.
3409 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3410 (try_inline): New function.
3411 (cgraph_early_inlining): Update call of
3412 cgraph_decide_inlining_incrementally. Apply inlining here.
3413 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3415 2007-01-21 Dirk Mueller <dmueller@suse.de>
3418 * tree-vrp.c (check_array_bounds): do not warn
3419 about ADDR_EXPR's of ARRAY_REF's which are immediately
3420 used in binary expressions.
3422 2007-01-21 Ira Rosen <irar@il.ibm.com>
3424 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3425 read_write_dep and macros for its access.
3426 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3427 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3428 argument, call vect_check_interleaving for every independent pair of
3429 data-refs. Mark loads that access the same memory location as a store
3431 (vect_check_dependences): Remove.
3432 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3433 call, fix the call to vect_analyze_data_ref_dependence.
3434 (vect_analyze_data_ref_access): For statements that access the same
3435 data-ref, check that they are not stores; for loads, check that there
3436 is no store that access the same location.
3438 2007-01-20 Roger Sayle <roger@eyesopen.com>
3439 Joseph Myers <joseph@codesourcery.com>
3441 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3442 (-fdump-rtl-stack): Likewise.
3443 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3444 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3445 (-mpt-fixed): Use @minus{} for minus sign.
3446 (Using Precompiled Headers): Fix under/overfull hbox.
3448 2007-01-20 Jan Hubicka <jh@suse.cz>
3450 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3451 place within annotation.
3453 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3455 * pa.c (output_move_double): Change array size of xoperands to 4.
3457 2007-01-20 Jan Hubicka <jh@suse.cz>
3459 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3462 2007-01-19 Ian Lance Taylor <iant@google.com>
3464 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3465 constant to unsigned HOST_WIDE_INT before negating.
3467 2007-01-19 Ian Lance Taylor <iant@google.com>
3469 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3471 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3472 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3473 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3474 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3475 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3476 (realloc_vdef, realloc_vuse): Change second parameter to
3478 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
3480 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
3481 unsigned. Change x and lim locals to unsigned.
3482 (realloc_vdef, realloc_vuse): Change num_elem parameter to
3484 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
3485 (copy_virtual_operands): Change i and n locals to unsigned.
3487 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3490 * builtins.c (fold_builtin_1): Handle builtin fdim.
3492 2007-01-20 Jan Hubicka <jh@suse.cz>
3494 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
3495 * tree-ssa-structalias.c (compute_points_to_sets): Do call
3496 init_alias_heapvars.
3497 (init_alias_heapvars): Initialize only when not already initialized.
3498 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
3500 2007-01-19 Roger Sayle <roger@eyesopen.com>
3502 * common.opt (fsigned-zeros): New command line option.
3503 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
3504 of flag_unsafe_math_optimizations.
3505 * opts.c (set_fast_math_flags): The -ffast-math command line option
3506 implies -fno-signed-zeros.
3507 (fast_math_flags_set_p): Likewise.
3509 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
3510 the documentation of -ffast-math appropriately. Wrap long lines.
3512 2007-01-19 Steve Ellcey <sje@cup.hp.com>
3514 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
3515 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
3517 2007-01-19 Tomas Bily <tbily@suse.cz>
3519 * cgraphunit.c (cgraph_finalize_function): Updating of pid
3521 (tree_init_ic_make_global_vars): New function
3522 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
3523 (tree_gen_ic_profiler): New function
3524 (tree_gen_ic_func_profiler): New function
3525 (tree_profiling): Added calling of tree_gen_ic_func_profiler
3526 (tree_profile_hooks): Added hook for indirec/virtual calls
3527 * value-prof.c (tree_find_values_to_profile): New case for
3529 (tree_values_to_profile): Call for determining indirect/virtual
3531 (tree_indirect_call_to_profile): New function
3532 (tree_ic_transform): New function
3533 (tree_ic): New function
3534 (find_func_by_pid): New function
3535 (init_pid_map): New function
3536 (tree_value_profile_transformations): Added check for
3537 indirect/virtual call transformation
3538 * value-prof.h (enum hist_type): New counter type for
3539 indirect/virtual calls
3540 (profile_hooks): Added new hook for profiling indirect/virtual
3542 * profile.c (instrument_values): New case for indirect/virtual
3544 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
3545 (GCOV_COUNTER_V_INDIR): New counter type
3546 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
3547 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
3549 * cgraph.c: Definition of cgraph_max_pid
3550 (cgraph_create_node): Default init of pid attribute
3551 * cgraph.h: Declaration of cgraph_max_pid
3552 (struct cgraph_node): Added pid attribute
3553 * libgcov.c (__gcov_indirect_call_profiler): New function
3554 (__gcov_one_value_profiler_body): New function
3555 (__gcov_one_value_profiler): Body was moved to
3556 __gcov_one_value_profiler_body and calls it
3558 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
3560 * doc/gty.texi (Options): Document the mark_hook option to GTY.
3561 * gengtype.c (write_types_data, write_func_for_structure,
3562 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
3563 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
3564 (walk_type, write_func_for_structure): Generate the mark_hook if
3567 2007-01-19 Jan Hubicka <jh@suse.cz>
3569 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
3570 'early' argument take inlining mode argument specifying whether to
3571 inline for size/speeed or all functions; add support for flattening;
3573 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
3575 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3578 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
3579 the name of the declared identifier.
3581 2007-01-19 Dirk Mueller <dmueller@suse.de>
3583 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
3584 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
3585 duplicate evaluation.
3587 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3589 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
3590 Macroize expander using X87MODEF12 mode macro. Extend operand 1
3591 to XFMode, use acosxf2 and truncate result to requested mode.
3592 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
3593 (asin<mode>2): Similarly, with asin expanders.
3594 (*fscalexf4_i387): Rename from *fscalexf4.
3595 (expNcorexf3): New expander.
3596 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
3597 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
3598 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
3599 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
3600 patterns for SSE math.
3601 (exp10<mode>2): Similarly, with exp10 expanders.
3602 (exp2<mode>2): Similarly, with exp2 expanders.
3603 (expm1<mode>2): Similarly, with expm1 expanders.
3604 (ldexp<mode>3): Similarly, with ldexp expanders.
3605 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
3606 Use gen_truncxf<mode>2_i387_noop to truncate result.
3608 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3610 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
3611 for ColdFire targets.
3613 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
3614 Richard Sandiford <richard@codesourcery.com>
3616 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
3617 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
3618 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
3619 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
3620 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3621 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3623 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3625 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
3626 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
3627 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
3628 (*adddi_dilshr32_cf): New pattern.
3629 (adddi3, subdi3): Remove first alternatives.
3631 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3633 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
3634 implemented using move.l, do not use its cc result for floating-point
3637 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3639 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
3640 from accepting 's' constraints if flag_pic.
3642 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3644 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
3645 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
3646 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
3647 condition from TARGET_68881 to TARGET_HARD_FLOAT.
3649 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
3651 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
3652 ColdFire alternatives.
3653 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
3654 * config/m68k/m68k.md (clzsi2): Define for ColdFire
3655 architectures that support ff1 instruction.
3657 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3658 Julian Brown <julian@codesourcery.com>
3660 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
3661 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
3662 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
3665 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3667 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
3669 (output_move_const_into_data_reg, output_move_simode_const): Delete.
3670 * config/m68k/m68k.c (const_method, const_int_cost): Take a
3671 HOST_WIDE_INT instead of an rtx.
3672 (m68k_rtx_costs): Update call accordingly.
3673 (output_move_const_into_data_reg): Likewise. Fix formatting.
3674 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
3676 (output_move_simode_const): Update calls after above changes.
3677 Rework to use automatic variables and predicates like MEM_P.
3678 * config/m68k/m68k.md (pushexthisi_const): Update call to
3681 2007-01-19 Dirk Mueller <dmueller@suse.de>
3683 * tree-ssa-alias.c (perform_var_substitution): Fix typo
3686 2007-01-19 Richard Guenther <rguenther@suse.de>
3688 * builtins.c (expand_builtin_cexpi): Fall back to expanding
3689 via cexp in case sincos is not available.
3691 2007-01-19 Richard Guenther <rguenther@suse.de>
3693 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
3694 * defaults.h (TARGET_HAS_SINCOS): Default to off.
3695 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
3696 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
3697 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
3698 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
3699 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
3700 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
3702 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3704 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
3706 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
3707 (atan2xf3): Directly generate RTL pattern.
3708 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
3709 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3710 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3711 disable patterns for SSE math.
3712 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
3713 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3714 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3715 disable patterns for SSE math.
3717 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
3719 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
3721 2007-01-18 Roger Sayle <roger@eyesopen.com>
3723 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
3724 VIEW_CONVERT_EXPR to the same type as it's operand.
3726 2007-01-18 David Edelsohn <edelsohn@gnu.org>
3728 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
3729 configured for long double 128.
3731 2007-01-18 Mike Stump <mrs@apple.com>
3733 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
3736 2007-01-18 Michael Meissner <michael.meissner@amd.com>
3738 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
3741 2007-01-18 Jan Hubicka <jh@suse.cz>
3743 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
3744 greater than NUM_VOP_FREE_BUCKETS.
3746 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
3748 * tree-ssa-structalias.c: Update comments.
3749 (ptabitmap_obstack): Removed.
3751 (oldpta_obstack): Ditto.
3752 (stats): Add a few members.
3753 (struct variable_info): Remove node, complex, address_taken, and
3754 indirect_target members. Add oldsolution member.
3755 (new_var_info): Do not initialize removed members.
3756 (constraint_expr_type): Remove INCLUDES.
3757 (constraint_graph): Add size, implicit_preds, rep,
3758 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
3759 (FIRST_REF_NODE): New macro.
3760 (LAST_REF_NODE): Ditto.
3761 (FIRST_ADDR_NODE): Ditto.
3762 (find): New function.
3764 (dump_constraint): Do not handle INCLUDES.
3765 (insert_into_complex): Do not insert duplicate constraints.
3766 (condense_varmap_nodes): Renamed and rewritten into ...
3767 (merge_node_constraints): This. Also fix bug in handling of
3768 offseted copy constraints.
3769 (clear_edges_for_node): No longer need to deal with preds at all,
3770 or removing associated preds/succs.
3771 (merge_graph_nodes): Deal with indirect_cycles.
3772 Don't deal with predecessors.
3773 (add_implicit_graph_edge): New function.
3774 (add_pred_graph_edge): Ditto.
3775 (add_graph_edge): Don't deal with predecessors.
3776 (build_constraint_graph): Removed.
3777 (build_pred_graph): New function.
3778 (build_succ_graph): Ditto.
3779 (struct scc_info): Removed in_component. Added roots, dfs, and
3780 node_mapping. Remove visited_index, unification_queue.
3781 (scc_visit): Deal with union-find we do now.
3782 Deal with cycles with REF nodes.
3783 (collapse_nodes): Renamed and rewritten to ...
3784 (unify_nodes): This.
3785 (process_unification_queue): Removed.
3786 (topo_visit): Cleanup
3787 (do_da_constraint): Use find.
3788 (do_sd_constraint): Ditto.
3789 (do_ds_constraint): Ditto.
3790 (do_complex_constraint): Ditto.
3791 (init_scc_info): Update for removed and added members.
3792 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
3793 (find_indirect_cycles): This.
3794 (equivalence_class): New variable.
3795 (label_visit): New function.
3796 (perform_variable_substitution): Rewritten.
3797 (free_var_substitution_info): New function.
3798 (find_equivalent_node): Ditto.
3799 (move_complex_constraints): Ditto.
3800 (eliminate_indirect_cycles): Ditto.
3801 (solve_graph): Only propagate changed bits.
3802 Use indirect cycle elimination.
3804 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
3805 (tree_id_eq): Renamed to ...
3806 (tree_vi_eq): This. Update for member change
3807 (insert_id_for_tree): Renamed and rewritten to ...
3808 (insert_vi_for_tree): This.
3809 (lookup_id_for_tree): Renamed and rewritten to ...
3810 (lookup_vi_for_tree): This.
3811 (get_id_for_tree): Renamed and rewritten to ...
3812 (get_vi_for_tree): Ditto.
3813 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
3814 (process_constraint): Don't handle INCLUDES.
3815 Remove special ADDRESSOF case.
3816 (find_func_aliases): Rewrite to use vi functions instead of id
3818 (create_function_info_for): Ditto.
3819 (create_variable_info_for): Ditto.
3820 (intra_create_variable_infos): Ditto.
3821 (merge_smts_into): Ditto.
3822 (find_what_p_points_to): Ditto.
3823 (init_base_vars): Ditto.
3824 (init_alias_vars): Ditto.
3825 (remove_preds_and_fake_succs): New function.
3826 (dump_sa_points_to_info): Dump new stats.
3827 (dump_solution_for_var): Use find.
3828 (set_used_smts): Fix formatting.
3829 (compute_points_to_sets): Updated for new functions.
3830 (ipa_pta_execute): Ditto.
3832 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3833 Richard Sandiford <richard@codesourcery.com>
3835 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
3837 * calls.c (expand_call): If the return value is a PARALLEL,
3838 extract its first member.
3839 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
3840 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
3841 use FUNCTION_EXTRA_EPILOGUE.
3842 (m68k_function_value): Return a PARALLEL if the return value
3843 is of a pointer type.
3844 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
3845 (FUNCTION_EXTRA_EPILOGUE): Remove.
3846 * config/m68k/m68k.md (D0_REG): New constant.
3848 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3850 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
3851 output a NOP for empty epilogues.
3853 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3855 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
3856 before function. Extend register save check to include all
3857 registers, not just integer ones.
3859 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3861 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
3862 (m68k_use_return_insn): ...this.
3863 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
3864 * config/m68k/m68k.c (use_return_insn): Rename to...
3865 (m68k_use_return_insn): ...this.
3866 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
3869 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3871 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
3872 nearest even, fix denormal rounding overflow.
3874 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3876 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
3877 f%$smove and f%$move.
3878 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
3879 (extendsfdf2_cf): Use fdmove instead of f%&move.
3880 (truncdfsf2_cf): Use fsmove instead of f%$smove.
3881 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
3883 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3885 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
3888 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3890 * real.h (real_format): Add a canonical_nan_lsbs_set field.
3891 (coldfire_single_format): Declare.
3892 (coldfire_double_format): Likewise.
3893 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
3894 of qnan_msb_set to determine the lower bits of a canonical
3896 (encode_ieee_double): Likewise.
3897 (encode_ieee_quad): Likewise.
3898 (ieee_single_format): Initialize canonical_nan_lsbs_set.
3899 (mips_single_format): Likewise.
3900 (ieee_double_format): Likewise.
3901 (mips_double_format): Likewise.
3902 (ieee_extended_motorola_format): Likewise.
3903 (ieee_extended_intel_96_format): Likewise.
3904 (ieee_extended_intel_128_format): Likewise.
3905 (ieee_extended_intel_96_round_53_format): Likewise.
3906 (ibm_extended_format): Likewise.
3907 (mips_extended_format): Likewise.
3908 (ieee_quad_format): Likewise.
3909 (mips_quad_format): Likewise.
3910 (vax_f_format): Likewise.
3911 (vax_d_format): Likewise.
3912 (vax_g_format): Likewise.
3913 (i370_single_format): Likewise.
3914 (i370_double_format): Likewise.
3915 (decimal_single_format): Likewise.
3916 (decimal_double_format): Likewise.
3917 (decimal_quad_format): Likewise.
3918 (c4x_single_format): Likewise.
3919 (c4x_extended_format): Likewise.
3920 (real_internal_format): Likewise.
3921 (coldfire_single_format): New real_format.
3922 (coldfire_double_format): Likewise.
3923 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
3924 canonical_nan_lsbs_set.
3925 (pdp11_d_format): Likewise.
3926 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
3927 if TARGET_COLDFIRE_CPU.
3929 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3931 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
3932 (output_call, m68k_legitimize_call_address): Declare.
3933 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
3934 parenthesees. Add support for a 'W' constraint.
3935 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
3936 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
3937 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
3938 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
3940 (override_options): Initialize them. Do not set flag_no_function_cse
3941 for TARGET_ID_SHARED_LIBRARY.
3942 (m68k_output_pic_call): Delete.
3943 (m68k_legitimize_call_address): New function.
3944 (print_operand): Remove the %o prefix. Handle the %p prefix.
3945 (output_call): New function.
3946 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
3947 target address from the GOT if symbolic jumps are not allowed.
3948 * config/m68k/m68k.md (call, general_operand): Do not set
3949 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
3950 Merge separate flag_pic and !flag_pic define_insns into...
3951 (*call, *call_value): ...these new patterns. Match the address
3952 rather than the containing MEM and require it to be a call_operand.
3953 Use output_call to generate the asm template.
3954 * config/m68k/predicates.md (const_call_operand): New predicate.
3955 (call_operand): Likewise.
3957 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3959 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
3960 (STACK_GROWS_DOWNWARD): Define to 1.
3961 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
3962 comments, emphasizing that these values are only defaults.
3963 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
3964 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
3966 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3968 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
3970 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3971 Richard Sandiford <richard@codesourcery.com>
3973 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
3974 (FP_REGNO_P): New macros.
3975 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
3976 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
3977 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
3978 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
3980 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3982 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
3983 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
3985 * config/m68k/t-floatlib: New file, extracting common code from...
3986 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
3987 * config/m68k/t-uclinux: Here.
3988 * config/m68k/fpgnulib.c: Do not compile extendeed precision
3989 routines on ColdFire targets.
3991 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3993 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
3994 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
3995 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
3996 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
3997 explicitly set MOTOROLA to 1.
3998 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4000 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4001 Nathan Sidwell <nathan@codesourcery.com>
4003 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4004 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4005 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4006 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4007 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4008 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4009 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4010 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4011 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4012 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4013 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4014 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4015 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4016 (DBX_REGISTER_NUMBER): Delete.
4017 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4018 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4019 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4021 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4023 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4024 * config/flat.h: New file.
4025 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4027 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4028 indirect references for -msep-data or -mid-shared-library.
4029 Do not use PC-relative code addresses either.
4030 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4032 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4033 for shared libraries and crt1.o for executables. Use crti.o and
4035 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4036 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4037 Do not add -elf2flt or -shared-lib-id options here.
4038 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4039 Pass -shared-lib-id if -mid-shared-library, taking the library
4040 identifier from -mshared-library-id if given, otherwise
4042 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4043 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4044 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4045 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4046 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4047 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4049 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4050 jump sequence for ISA A and ISA A+.
4051 (PICJUMP): Likewise.
4053 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4055 * config.gcc (m68k-*-uclinux*): Base the port on the common
4056 and m68k GNU/Linux files rather than on the generic ELF ones.
4057 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4058 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4060 2007-01-18 Julian Brown <julian@codesourcery.com>
4061 Richard Sandiford <richard@codesourcery.com>
4063 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4064 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4065 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4067 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4069 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4071 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4073 * doc/install.texi: Document m68k-uclinuxoldabi.
4074 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4075 * config/m68k/uclinux-oldabi.h: New file, copied from
4076 config/m68k/uclinux.h.
4078 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4080 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4081 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4082 (m32r_compute_frame_size): Use unsigned for regno.
4083 (m32r_reload_lr): Use gen_frame_mem.
4085 (m32r_output_function_epilogue): Don't output the function epilogue
4087 (m32r_expand_epilogue): New.
4088 (direct_return): Return false if the function has the interrupt
4090 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4091 * config/m32r/m32r.md (epilogue): New expander.
4092 (return_lr, return_rte): New insns.
4093 (return): Make it expander.
4094 (return_normal): New expander.
4096 2007-01-18 Josh Conner <jconner@apple.com>
4099 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4100 support for UNLE, UNLT, UNGE, and UNGT.
4102 2007-01-18 Jan Hubicka <jh@suse.cz>
4104 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4105 * tree-tailcall (add_virtual_phis): Likewise.
4106 (optimize_tail_call): Return TODOs.
4107 (execute_tail_calls): Return TODOs.
4108 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4109 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4111 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4112 Cleanup cfg using TODO.
4113 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4114 * passes.c (execute_function_todo): When cleanup did something, remove
4116 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4117 (make_edges): Don't cleanup_cfg.
4119 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4121 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4122 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4123 operate on the top of stack.
4124 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4125 register handling of instructions that output to the second
4127 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4128 (move_for_stack_reg): Special-case check for dead destination
4129 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4131 * config/i386/i386.md (UNSPEC_TAN): New constant.
4132 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4133 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4134 to correctly model move of constant 1.0 to top stack slot.
4135 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4136 (unnamed peephole2 pattern): Remove corresponding peephole2
4137 pattern that optimizes tan insn and loading of constant 1.0.
4138 (tanxf2): Use fptanxf4_i387.
4139 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4140 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4141 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4142 disable patterns for SSE math.
4143 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4144 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4146 2007-01-18 Dirk Mueller <dmueller@suse.de>
4147 Richard Guenther <rguenther@suse.de>
4150 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4151 * common.opt (Warray-bounds): Add new warning option.
4152 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4154 * Makefile.in: make tree-vrp.o depend on toplev.h
4155 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4157 (check_array_refs, check_array_bounds, check_array_ref): New.
4159 2007-01-18 Jan Hubicka <jh@suse.cz>
4161 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4162 (execute_ssa_ccp): Return flags conditionally.
4163 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4165 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4167 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4169 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4170 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4172 * Makefile.c (GTFILES): Add cfglayout.h.
4173 * gengtype.c (open_base_files): Likewise.
4174 * cfglayout.c (cfg_layout_function_footer,
4175 cfg_layout_function_header) Reindent to make gengtype happy.
4176 * cfglayout.h (cfg_layout_function_footer,
4177 cfg_layout_function_header): Add GTY(()) marker.
4179 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4181 2007-01-18 Ben Elliston <bje@au.ibm.com>
4183 * genautomata.c (write_automata): Include xstrerror output in the
4184 error message if writing the DFA description file fails.
4186 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4188 * config/mips/mips-protos.h (mips_output_external): Make it
4190 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4191 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4192 (extern_list): Likewise.
4193 (extern_head): Likewise.
4194 (TARGET_ASM_FILE_END): Likewise.
4195 (mips_file_end): Likewise.
4196 (mips_output_external): Rewritten.
4198 2007-01-18 Ben Elliston <bje@au.ibm.com>
4200 * genpreds.c (write_insn_preds_c): Only write out the function
4201 body for regclass_for_constraint if we have register constraints.
4203 2007-01-17 Tom Tromey <tromey@redhat.com>
4205 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4206 * doc/install.texi (Testing): Use sourceware.org.
4207 (Binaries): Likewise.
4208 (Specific): Likewise.
4209 * doc/contrib.texi (Contributors): Use sourceware.org.
4211 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4213 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4214 (AVR_ENHANCED): Rename to ...
4215 (AVR_HAVE_MUL): ... new.
4216 (avr_enhanced_p): Rename to ...
4217 (avr_have_mul_p): ... new.
4218 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4219 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4220 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4221 (avr_have_mul_p): ... new.
4222 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4223 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4224 'avr_enhanced_p' and 'enhanced'.
4225 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4226 AVR_HAVE_MUL instead of AVR_ENHANCED.
4227 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4228 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4229 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4230 instead of AVR_ENHANCED.
4231 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4232 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4233 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4235 2007-01-17 Ian Lance Taylor <iant@google.com>
4237 * vec.h (VEC_reserve_exact): Define.
4238 (vec_gc_p_reserve_exact): Declare.
4239 (vec_gc_o_reserve_exact): Declare.
4240 (vec_heap_p_reserve_exact): Declare.
4241 (vec_heap_o_reserve_exact): Declare.
4242 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4244 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4246 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4247 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4248 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4249 * vec.c (calculate_allocation): Add exact parameter. Change all
4251 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4252 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4253 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4254 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4255 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4256 (vec_heap_p_reserve_exact): New function.
4257 (vec_heap_o_reserve_exact): New function.
4259 2007-01-17 Jan Hubicka <jh@suse.cz>
4261 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4263 2007-01-17 Eric Christopher <echristo@apple.com>
4265 * config.gcc: Support core2 processor.
4267 2007-01-16 Jan Hubicka <jh@suse.cz>
4269 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4270 the names, just unlink the chain so we don't crash on dangling pointers
4273 2007-01-16 Jan Hubicka <jh@suse.cz>
4275 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4276 * tree-pass.h: Reorder to make IPA passes appear toegher.
4277 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4278 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4279 parameters, do not call early inliner.
4280 * ipa-inline.c: Update comments. Include tree-flow.h
4281 (cgraph_decide_inlining): Do not compute inlining parameters.
4282 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4283 be called with function context set up.
4284 (pass_ipa_inline): Remove unreachable functions before pass.
4285 (cgraph_early_inlining): Simplify assuming to be called from the
4287 (pass_early_inline): New pass.
4288 (cgraph_gate_ipa_early_inlining): New gate.
4289 (pass_ipa_early_inline): Turn into simple wrapper.
4290 (compute_inline_parameters): New function.
4291 (gate_inline_passes): New gate.
4292 (pass_inline_parameters): New pass.
4293 (apply_inline): Move here from tree-optimize.c
4294 (pass_apply_inline): New pass.
4295 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4297 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4299 (tree_function_versioning): Do not allocate dummy struct function.
4300 * tree-inline.h (optimize_inline_calls): Update prototype.
4301 * tree-optimize.c (execute_fixup_cfg): Export.
4302 (pass_fixup_cfg): Remove
4303 (tree_rest_of_compilation): Do not apply inlines.
4304 * tree-flow.h (execute_fixup_cfg): Declare.
4305 * Makefile.in (gt-passes.c): New.
4306 * passes.c: Include gt-passes.h
4307 (init_optimization_passes): New passes.
4308 (nnodes, order): New static vars.
4309 (do_per_function_toporder): New function.
4310 (execute_one_pass): Dump current pass here.
4311 (execute_ipa_pass_list): Don't dump current pass here.
4313 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4315 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4316 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4318 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4320 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4321 (strong_alias): Define.
4322 (__gcc_qmul): Provide non-FMA for soft-float.
4328 (__gcc_qunord): New.
4338 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4339 soft-float functions.
4340 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4341 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4342 about long double soft float.
4344 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4345 Tehila Meyzels <tehila@il.ibm.com>
4347 * tree-vectorizer.h (is_pattern_stmt_p): New.
4348 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4349 formatting (tabs instead of spaces). Cleanup and clarify setting
4350 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4351 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4352 (vectorizable_type_demotion): Check that types are integral.
4353 (vectorizable_type_promotion): Likewise.
4354 (vectorizable_store): Fix typo. Eliminate new-line at end of
4357 2007-01-16 Jan Hubicka <jh@suse.cz>
4359 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4362 2007-01-15 Eric Christopher <echristo@apple.com>
4364 * ifcvt.c: Include vec.h, vecprim.h.
4365 (check_cond_move_block): New argument regs.
4366 Reorganize. Add registers used to regs.
4367 (cond_move_process_if_block): Use regs set above as
4370 2007-01-15 Eric Christopher <echristo@apple.com>
4372 * config/darwin.h: Update copyright.
4373 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4374 (LINK_COMMAND_SPEC): Add -u.
4375 (LINK_SPEC): Fix umbrella for above.
4377 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4379 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4382 2007-01-15 Tom Tromey <tromey@redhat.com>
4384 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4385 * doc/install.texi (Testing): Don't mention jacks.
4386 (Configuration): Document --enable-java-maintainer-mode. Move
4387 --with-java-home to libgcj-specific section. Document
4389 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4391 2007-01-15 Jan Hubicka <jh@suse.cz>
4393 * tree-ssa-dce.c (DCE_TODOs): New.
4394 (propagate_necessity): Return if something changed.
4395 (eliminate_unnecessary_stmts): Likewise.
4396 (perform_tree_ssa_dce): Return TODO flags when needed.
4397 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4399 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4401 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4402 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4403 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4404 patterns using X87MODEF12 mode macro. Extend operand 1
4405 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4406 (log10<mode>2): Ditto.
4407 (log2<mode>2): Ditto.
4408 (log1p<mode>2): Ditto.
4409 (logb<mode>2): Ditto.
4410 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4411 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4412 (*fxtractxf3_i387): Rename from *fxtractxf3.
4413 (fxtract_extend<mode>xf3_i387): New insn pattern.
4414 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4415 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4416 and gen_fyl2xxf3_i387().
4418 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4420 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4421 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4422 get_loop_exit_edges. Changed return type to bool.
4423 * cfgloop.h (fix_loop_placement): Declaration removed.
4425 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4427 * param.h (MIN_VECT_LOOP_BOUND): New.
4428 * params.def (MIN_VECT_LOOP_BOUND): New.
4429 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4430 argument - minimum threshold for number of iterations.
4431 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4432 argument to declaration.
4433 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4434 MIN_VECT_LOOP_BOUND.
4435 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4436 slpeel_tree_peel_loop_to_edge with additional argument.
4437 (vect_do_peeling_for_alignment): Likewise.
4438 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4440 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4443 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4446 2007-01-14 Jan Hubicka <jh@suse.cz>
4448 * tree-dfa.c (remove_referenced_var): New function.
4449 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4450 prune referenced vars list too.
4451 * tree-flow.h (remove_referenced_var): Declare.
4453 2007-01-14 Jan Hubicka <jh@suse.cz>
4455 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4457 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4458 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4459 * except.h (verify_eh_throw_table_statements): Kill prototype.
4460 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4461 into call exrepssions.
4462 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4464 * tree-cfg.c: Include pointer-set.h.
4465 (verify_node_sharing): Work on pointer set.
4466 (verify_eh_throw_stmt_node): New.
4467 (verify_stmts): Use pointers sets, verify throw_stmt.
4469 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4471 * ipa-reference.c (analyze_function): Consider also addresses taken
4474 2007-01-12 Roger Sayle <roger@eyesopen.com>
4476 * c-typeck.c (null_pointer_constant_p): Replace use of
4477 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4478 (build_c_cast): Likewise.
4480 2007-01-12 Roger Sayle <roger@eyesopen.com>
4482 * tree.h (force_fit_type_double): Remove unused final argument.
4483 * c-common.c (constant_expression_warning): Replace use of
4484 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4485 (convert_and_check): Likewise.
4486 (shorten_compare): Update call to force_fit_type_double.
4487 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
4488 * convert.c (convert_to_pointer): Update call to
4489 force_fit_type_double.
4490 * fold-const.c (force_fit_type_double): Remove overflowed_const
4492 (int_const_binop, fold_convert_const_int_from_int,
4493 fold_convert_const_int_from_real, fold_div_compare,
4494 fold_sign_changed_comparison, fold_unary, fold_negate_const,
4495 fold_abs_const, fold_not_const): Remove the final argument from
4496 calls to force_fit_type_double.
4498 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4500 * configure.ac: Set insn to "nop" for spu-*-* also.
4501 * configure: Regenerate.
4503 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
4505 * builtins.def : Add BUILT_IN_FREE.
4507 2007-01-12 Jan Hubicka <jh@suse.cz>
4509 PR tree-optimization/30443
4510 * tree-inline.c (tree_function_versioning): Do not optimize when
4511 cloning for inlining.
4513 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
4515 * doc/loop.texi: Document recording of loop exits.
4516 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
4517 (update_single_exits_after_duplication,
4518 update_single_exit_for_duplicated_loop,
4519 update_single_exit_for_duplicated_loops): Removed.
4520 (duplicate_loop_to_header_edge): Do not call
4521 update_single_exits_after_duplication and
4522 update_single_exit_for_duplicated_loops.
4523 (loop_version): Do not update single_exit information.
4524 (fix_loop_structure): Use record_loop_exits instead of
4525 mark_single_exit_loops.
4526 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
4527 the lists of loop exits.
4528 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
4529 split_edge, merge_blocks): Update the lists of loop exits.
4530 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
4531 loop_optimizer_init.
4532 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
4533 of mark_single_exit_loops.
4534 (loop_optimizer_finalize): Call release_recorded_exits.
4535 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
4536 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
4537 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
4538 update single exit information.
4539 * lambda-code.c (perfect_nestify): Ditto.
4540 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
4541 (mark_single_exit_loops): Removed.
4542 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
4543 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
4544 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
4546 (get_loop_exit_edges, single_exit): Use recorded exit lists.
4547 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
4548 (verify_loop_structure): Verify consistency of the exit lists.
4549 (flow_loops_find): Use alloc_loop. Initialize exits hash.
4550 (set_single_exit): Removed.
4551 * cfgloop.h (struct loop_exit): New function.
4552 (struct loop): single_exit_ field replaced by exits field.
4553 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
4554 (struct loops): Added exits hash.
4555 (mark_single_exit_loops, set_single_exit): Declaration removed.
4556 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
4558 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4560 * doc/invoke.texi: Avoid use of @headitem.
4562 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4564 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
4566 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4568 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
4571 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4572 Richard Sandiford <richard@codesourcery.com>
4574 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
4575 * config/m68k/m68k.opt: Resort options.
4576 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
4578 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4579 Richard Sandiford <richard@codesourcery.com>
4581 * doc/invoke.texi: Document the macros that are defined by
4582 m68k's -mtune and -mhard-float options.
4583 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
4584 (m68k_cpp_cpu_family): Likewise.
4585 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
4586 of __ucfv*__ macros. Define __mcffpu__ if generating code for
4587 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
4588 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
4589 (m68k_cpp_cpu_family): Likewise.
4591 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4593 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
4594 macros besides mc68000 as tuning macros. Use a switch statement
4595 to set them and mcpu32.
4597 2007-01-12 Julian Brown <julian@codesourcery.com>
4599 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
4600 (TARGET_68040_ONLY): Rename to...
4601 (TARGET_68040): ...this.
4602 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
4603 * config/m68k/m68k.md: Likewise.
4605 2007-01-12 Julian Brown <julian@codesourcery.com>
4606 Nathan Sidwell <nathan@codesourcery.com>
4607 Richard Sandiford <richard@codesourcery.com>
4609 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
4610 the -mcpu= argument associated with the --with-cpu setting.
4611 Define M68K_DEFAULT_TUNE to the default -mtune= option,
4612 if different from the one implied by the -mcpu setting.
4613 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
4614 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
4615 * doc/invoke.texi: Mention ColdFire in the introduction to the
4616 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
4617 -mno-div and -mhard-float options. Make -m68881 a synonym for
4618 -mhard-float. Document the previously-undocumented -m5206e,
4619 -m528x, -m5307 and -m5407 options. Tweak the existing option
4620 documentation for consistency.
4621 * doc/install.texi: Mention new --with-cpu arguments.
4622 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
4623 default CPU if neither -mcpu nor -march are specified.
4624 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
4625 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
4626 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
4627 using m68k_tune to decide between families that implement the
4628 same ISA. Use m68k_tune to set __mcfv4e__.
4629 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
4630 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
4631 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
4632 (FL_ISA_C, FL_ISA_MMU): New macros.
4633 (MASK_COLDFIRE): Delete.
4634 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
4635 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
4636 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
4637 (TARGET_HARD_FLOAT): Do not define here.
4638 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
4639 (TUNE_68000): New macro.
4640 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
4641 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
4642 (TUNE_CFV2): Redefine in terms of m68k_tune.
4643 (uarch_type, target_device, fpu_type): New enums.
4644 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
4645 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
4646 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
4647 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
4648 (FL_FOR_isa_c): New macros.
4649 (m68k_isa): New enum.
4650 (m68k_target_selection): New structure.
4651 (all_devices, all_isas, all_microarchs): New tables.
4652 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
4653 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
4654 (MASK_ALL_CPU_BITS): Delete.
4655 (m68k_find_selection): New function.
4656 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
4657 Map the legacy target options to a combination of the new ones.
4658 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
4659 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
4660 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
4662 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
4663 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
4665 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
4666 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
4667 * config/m68k/m68k-devices.def: New file.
4669 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4670 Nathan Sidwell <nathan@codesourcery.com>
4672 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
4673 (SUBTARGET_EXTRA_SPECS): New macros.
4674 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
4675 use %(asm_cpu_spec) instead.
4676 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
4677 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
4678 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
4679 (EXTRA_SPECS): Rename to...
4680 (SUBTARGET_EXTRA_SPECS): ...this.
4682 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4683 Richard Sandiford <richard@codesourcery.com>
4684 Julian Brown <julian@codesourcery.com>
4686 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4687 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
4688 to the configuration's default CPU.
4689 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
4690 Remove default masks.
4691 (m680[012]0-*-*): Set the default with_cpu to the first part of
4693 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
4694 (m68k*-*-linux): Extend the --with-cpu handling to...
4695 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
4696 and m68010. Don't set target_cpu_default2.
4697 * doc/install.texi: Document --with-cpu for m68k.
4698 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
4699 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
4700 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
4701 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
4702 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
4703 (ASM_SPEC): Remove use of %(asm_cpu_default).
4704 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
4705 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
4706 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
4707 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
4708 __HAVE_FPU__ if TARGET_HARD_FLOAT.
4709 (TARGET_DEFAULT): Delete.
4710 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
4711 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
4712 (CPP_CPU_SPEC): Delete.
4713 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
4714 the appropriate string.
4715 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
4716 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
4717 (ASM_SPEC): Don't use %(asm_default_spec).
4718 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
4719 TARGET_DEFAULT and add MASK_68881.
4720 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
4722 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4724 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
4725 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
4726 MASK_68010 alongside MASK_68020.
4727 * doc/invoke.texi: Document -m68010.
4728 * config/m68k/m68k.opt (m68010): New.
4729 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
4731 (TUNE_68010): New macro.
4732 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
4733 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
4734 (M68K_CPU_m68332): Add MASK_68010.
4735 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
4736 fallback definition.
4737 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
4739 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
4740 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
4741 to all entries that use MASK_68020.
4742 (output_move_simode_const, output_move_himode, output_move_qimode)
4743 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
4744 instead of TARGET_68020 to select clr behavior. Remove comment
4745 about there being no TARGET_68010.
4746 * config/m68k/m68k.md: Likewise throughout.
4748 2007-01-12 Julian Brown <julian@codesourcery.com>
4750 * config/m68k/m68k.h (TARGET_ISAB): New macro.
4751 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
4752 * config/m68k/m68k.md: Likewise.
4754 2007-01-12 Julian Brown <julian@codesourcery.com>
4756 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
4757 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
4759 2007-01-12 Julian Brown <julian@codesourcery.com>
4761 * config/m68k/m68k.h (TUNE_68040_60): New macro.
4762 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
4763 * config/m68k/m68k.md: Likewise.
4765 2007-01-12 Julian Brown <julian@codesourcery.com>
4766 Richard Sandiford <richard@codesourcery.com>
4768 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
4769 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
4770 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
4772 (TARGET_CPU32): Rename to...
4773 (TUNE_CPU32): ...this.
4774 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
4775 (TUNE_CFV2): New macros.
4776 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
4777 remove conditions that are implied by TARGET_68020.
4778 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
4779 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
4780 (m68k_output_function_epilogue): Likewise.
4781 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
4782 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
4783 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
4784 non-68000 timings. Refactor multiplication and division costs.
4785 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
4786 TUNE_CPU32 instead of TARGET_CPU32.
4787 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
4788 and TUNE_68060 instead of TARGET_68060.
4789 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
4790 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
4792 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
4793 && !TARGET_COLDFIRE" to choose between moveq and clr.
4794 Likewise in the unnamed movsf pattern.
4795 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
4796 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
4799 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4801 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
4802 of tabbing before backslashes.
4804 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4806 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
4807 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
4808 (ASM_OUTPUT_INTERNAL_LABEL): Define.
4810 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4812 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
4813 find_interesting_uses_cond.
4814 (find_interesting_uses_cond): Use extract_cond_operands.
4815 (rewrite_use_compare): Use extract_cond_operands and
4816 force_gimple_operand_bsi. Do not call update_stmt.
4817 (determine_use_iv_cost_condition): Use extract_cond_operands.
4818 Return cheaper of using original bound and changing the exit bound.
4820 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4822 PR tree-optimization/29516
4823 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
4824 most_expensive_mult_to_index, addr_to_parts,
4825 create_mem_ref, maybe_fold_tmr): Make the type of
4826 fields of TARGET_MEM_REF sizetype.
4827 (move_fixed_address_to_symbol, move_pointer_to_base):
4829 * tree.def (TARGET_MEM_REF): Add comment on types of
4832 2007-01-11 Joseph Myers <joseph@codesourcery.com>
4834 * c-common.c (vector_types_convertible_p): Treat opaque types as
4835 always convertible if they have the same size, but not otherwise.
4837 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
4839 * ifcvt.c (struct noce_if_info): Add comments to the fields.
4840 Remove the b_unconditional field.
4841 (noce_try_sign_mask): Do not look at b_unconditional.
4842 (noce_process_if_block): Do not use merge_if_blocks. Update
4843 the CFG here. Do not set b_unconditional.
4844 (cond_move_process_if_block): Likewise.
4845 (find_cond_trap): Likewise.
4846 (check_cond_move_block): Require simple jump insns at the end
4849 2007-01-11 Jan Hubicka <jh@suse.cz>
4851 PR tree-optimization/1046
4852 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
4853 when alias info is not ready.
4854 (pass_tail_recursion): Do not require aliasing.
4855 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
4856 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
4857 * tree-ssa-copy.c (pass_copy_prop): Likewise.
4858 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
4859 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
4860 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
4861 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
4863 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
4864 When aliasing is not build, mark statement as volatile.
4866 2007-01-11 Tom Tromey <tromey@redhat.com>
4868 PR preprocessor/15185, PR preprocessor/20989:
4869 * doc/cppopts.texi <-MT>: Update description of algorithm for
4870 computing default target.
4871 <-M, -MD>: Reword "basename" text.
4873 2007-01-11 Roger Sayle <roger@eyesopen.com>
4875 * builtins.c (expand_builtin_pow, expand_builtin_powi,
4876 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
4877 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4878 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
4879 fold_builtin_bswap, real_constp, fold_builtin_pow,
4880 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
4881 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
4882 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4883 * convert.c (convert_to_pointer): Likewise.
4884 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4885 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
4886 const_binop, fold_convert_const_int_from_int,
4887 fold_convert_const_int_from_real,
4888 fold_convert_const_real_from_real, sign_bit_p,
4889 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
4890 fold_sign_changed_comparison, fold_unary, fold_comparison,
4891 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
4892 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
4893 * print-tree.c (print_node_brief, print_node): Likewise.
4894 * stor-layout.c (place_field, layout_type): Likewise.
4895 * tree-chrec.c (keep_cast): Likewise.
4896 * tree.c (build_vector, build_real, build_real_from_int_cst,
4897 build_complex): Likewise.
4899 2007-01-11 Roger Sayle <roger@eyesopen.com>
4901 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
4902 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
4904 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
4906 * configure.ac (strict1_warn): Rename to strict_warn.
4907 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
4908 cc_set_by_configure, quoted_cc_set_by_configure,
4909 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
4910 all_boot_languages, all_stagestuff): Remove.
4911 (target_list): Remove bootstrap targets.
4912 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
4913 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
4914 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
4915 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
4916 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
4917 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
4918 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
4919 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
4920 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
4921 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
4922 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
4923 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
4924 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
4925 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
4926 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
4927 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
4928 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
4929 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
4930 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
4931 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
4932 (mostlyclean): Adjust.
4933 (clean, distclean): Don't mention bootstrap stuff.
4934 * configure: Regenerate.
4935 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
4936 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
4937 treelang/config-lang.in (stagestuff): Remove.
4938 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
4939 stageprofile, stagefeedback, stagestuff): Remove mention.
4941 2007-01-11 Nick Clifton <nickc@redhat.com>
4943 * config/mcore/predicates.md (mcore_general_movesrc_operand):
4945 (mcore_general_movdst_operand): Do not accept CONST_INTs.
4946 (mcore_arith_K_S_operand): Run the test for the S constraint not
4947 the test for the M constraint.
4948 (mcore_addsub_operand): Do not accept integer values that are
4949 larger than 32 bits.
4950 * config/mcore/mcore.md: Remove unused constraints from split.
4951 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
4953 (allocate_stack): Likewise.
4954 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
4955 operands to 32 bits.
4956 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
4958 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
4959 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
4960 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
4961 mcore_output_bclri, mcore_output_andn, output_inline_const,
4962 mcore_output_move, mcore_output_movedouble): Likewise.
4963 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
4964 (output_inline_const): Likewise.
4965 (output_inline_const): Fix format strings used in sprintf
4967 * config/mcore/mcore-protos.h: Update prototypes for changed
4968 functions in mcore.c.
4969 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
4970 HOST_WIDE_INT and not int.
4971 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
4972 CONST_OK_FOR_N): Likewise.
4973 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
4974 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
4977 2007-01-10 Jan Hubicka <jh@suse.cz>
4979 * tree-vrp.c (remove_range_assertions): Release defs.
4980 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
4981 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
4983 2007-01-10 Paul Brook <paul@codesourcery.com>
4985 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
4986 * config/arm/arm.md (mulsi3subsi): New insn.
4988 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
4990 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
4991 (tree_transform_and_unroll_loop): New.
4992 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
4995 2007-01-10 Robert Kennedy <jimbob@google.com>
4997 * fold-const.c (fold_comparison): Fold comparisons like (x *
4998 1000 < 0) to (x < 0).
5000 2007-01-10 Ian Lance Taylor <iant@google.com>
5002 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5003 operands have the same priority.
5005 2007-01-10 Tom Tromey <tromey@redhat.com>
5007 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5008 (fold_binary): Likewise.
5009 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5010 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5011 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5012 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5013 * langhooks.h (struct lang_hooks): Removed field
5014 'can_use_bit_fields_p'.
5016 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5018 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5020 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5022 * function.c (get_last_funcdef_no): New function.
5023 * function.h (get_last_funcdef_no): Declare.
5024 * tree-inline.c (initialize_cfun): Add initialization.
5025 (tree_function_versioning): Cleanup.
5027 2007-01-10 Jan Hubicka <jh@suse.cz>
5029 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5032 2007-01-10 Sa Liu <saliu@de.ibm.com>
5033 Ben Elliston <bje@au.ibm.com>
5035 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5036 for SAVE_NONLOCAL and Pmode for any other save level.
5037 * spu-protos.h (spu_restore_stack_block): Declare.
5038 * spu.md (save_stack_block): Remove.
5039 (restore_stack_block): Call spu_restore_stack_block.
5040 * spu.c (spu_restore_stack_block): New function.
5041 (spu_expand_epilogue): Remove old comment.
5043 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5045 PR tree-optimization/30322
5046 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5047 (cand_value_at): Return the value as aff_tree.
5048 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5049 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5050 aff_combination_mult): New functions.
5051 (aff_combination_add): Use aff_combination_add_cst.
5052 (aff_combination_convert): Allow conversions to a wider type.
5053 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5054 * tree-affine.h (aff_combination_mult): Declare.
5056 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5058 * doc/tm.texi: Update documentation to reflect reality of exec
5059 and start file search behaviours. Update copyright year.
5060 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5061 header file directories.
5063 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5065 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5066 (*cosxf2): Rename to cosxf2_i387.
5067 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5068 using X87MODEF12 mode macro. Rename patterns to
5069 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5071 (*cosdf2, *cossf2): Ditto.
5072 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5073 to match extended input operands.
5074 (sincos<mode>3): New expander.
5075 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5076 insn patterns and corresponding splitters.
5078 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5080 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5081 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5083 2007-01-09 Nicolas Pitre <nico@cam.org>
5086 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5088 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5090 * target.h (struct gcc_target): New field library_rtti_comdat.
5091 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5092 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5093 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5094 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5096 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5098 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5100 2007-01-08 Richard Guenther <rguenther@suse.de>
5102 * tree.h (force_fit_type_double): Export.
5103 (force_fit_type): Remove.
5104 * fold-const.c (force_fit_type_double): New function.
5105 (force_fit_type): Remove.
5106 (int_const_binop): Use it.
5107 (fold_convert_const_int_from_int): Likewise.
5108 (fold_convert_const_int_from_real): Likewise.
5109 (fold_div_compare): Likewise.
5110 (fold_sign_changed_comparison): Likewise.
5111 (fold_unary): Likewise.
5112 (fold_negate_const): Likewise.
5113 (fold_abs_const): Likewise.
5114 (fold_not_const): Likewise.
5115 * c-common.c (shorten_compare): Use force_fit_type_double.
5116 * convert.c (convert_to_pointer): Likewise.
5118 2007-01-08 Richard Guenther <rguenther@suse.de>
5120 * tree.h (build_int_cst_wide_type): Export.
5121 * tree.c (build_int_cst_wide_type): New function.
5122 (build_int_cst_wide): Fix comment.
5123 * builtins.c (fold_builtin_object_size): Use build_int_cst
5124 to build -1 or 0 of the correct type. Use fit_double_type
5125 to check for overflow.
5126 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5128 (decode_field_reference): Likewise.
5129 (all_ones_mask_p): Likewise.
5130 (native_interpret_int): Use build_int_cst_wide_type.
5131 (fold_binary): Use build_int_cst_type to build an all-ones
5133 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5135 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5137 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5139 2007-01-09 Ben Elliston <bje@au.ibm.com>
5141 * genautomata.c (STATS_OPTION): New option.
5142 (stats_flag): New flag.
5143 (gen_automata_option): Handle it.
5144 (initiate_automaton_gen): Ditto.
5145 (write_automata): Output statistics only if stats_flag is
5146 set. Likewise, output time statistics only if time_flag is set.
5147 * doc/md.texi (Processor pipeline description): Document new flag.
5149 2007-01-08 Richard Guenther <rguenther@suse.de>
5151 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5152 * tree.c (build_int_cst_type): Likewise.
5153 (size_in_bytes): Don't call force_fit_type on the result.
5154 (int_fits_type_p): Use fit_double_type.
5155 * fold-const.c (fit_double_type): New function.
5156 (force_fit_type): Use it.
5157 * tree.h (fit_double_type): Export.
5159 2007-01-08 Jan Hubicka <jh@suse.cz>
5161 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5162 * ipa.c (function_and_variable_visibility): Fix return type.
5164 2007-01-08 Richard Guenther <rguenther@suse.de>
5166 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5167 of offset to build the index.
5168 * tree-pretty-print.c (dump_generic_node): Don't build negated
5169 const just for printing.
5170 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5171 * builtins.c (fold_builtin_int_roundingfn): Check if result
5172 fits the type by using force_fit_type and comparing the result.
5173 * predict.c (predict_loops): Use compare_tree_int for comparison.
5174 * tree.c (build_int_cst): Fall back to integer_type_node for
5176 (build_int_cst_wide): Assert type is non-null.
5178 2007-01-08 Roberto Costa <roberto.costa@st.com>
5180 * tree-vrp.c (extract_range_from_cond_expr): New.
5181 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5182 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5184 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5185 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5186 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5187 used as expressions.
5188 * tree-object-size.c (cond_expr_object_size): New.
5189 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5191 2007-01-08 Jan Hubicka <jh@suse.cz>
5193 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5194 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5197 2007-01-08 Richard Guenther <rguenther@suse.de>
5199 PR tree-optimization/23603
5200 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5201 (extract_range_from_binary): Fall back to truthvalue instead of
5202 varying for TRUTH_*_EXPR.
5203 (extract_range_from_comparison): Fall back to truthvalue instead of
5205 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5206 if all visited PHI values were constant.
5208 2007-01-08 Jan Hubicka <jh@suse.cz>
5210 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5211 (cgraph_analyze_function): break out from ...
5212 (cgraph_finalize_compilation_unit): ... here.
5213 (cgraph_expand_function): Remove forgoten commented out line.
5214 (cgraph_optimize): Analyze functions.
5216 2007-01-08 Jan Hubicka <jh@suse.cz>
5218 * tree-pas.h (TODO_remove_function): New flag.
5219 (TODO_update*): Renumber.
5220 (pass_ipa_increase_alignment,
5221 pass_ipa_function_and_variable_visibility): New passes.
5222 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5223 (cgraph_function_and_variable_visibility): Move to ipa.c
5224 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5225 cgraph_increase_alignment.
5226 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5227 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5228 calling tree-inline.
5229 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5230 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5231 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5232 (gate_increase_alignment): New function.
5233 (pass_ipa_increase_alignment): New pass.
5234 * ipa.c: Inline tree-pass.h and timevar.h
5235 (function_and_variable_visibility): Move here from cgraphunit.c
5236 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5237 * passes.c (init_optimization_passes): Add the two new passes.
5238 (execute_todo): Handle cgraph_remove_functions.
5240 2007-01-08 Nick Clifton <nickc@redhat.com>
5242 * config/frv/predicates.md (reg_or_0_operand): Accept
5245 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5247 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5248 * config.gcc: Add bfin*-rtems*.
5250 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5252 * c.opt: Add -flax-vector-conversions.
5253 * c-typeck.c (convert_for_assignment): Pass flag to
5254 vector_types_convertible_p to allow emission of note.
5255 (digest_init): Likewise.
5256 * c-opts.c: Handle -flax-vector-conversions.
5257 * c-common.c (flag_lax_vector_conversions): New.
5258 (vector_types_convertible_p): Unless -flax-vector conversions
5259 has been passed, disallow conversions between vectors with
5260 differing numbers of subparts and/or element types. If such
5261 a conversion is disallowed, possibly emit a note on the first
5262 occasion only to inform the user of -flax-vector-conversions.
5263 The new last argument specifies this.
5264 * c-common.h (flag_lax_vector_conversions): New.
5265 (vector_types_convertible_p): Add extra argument.
5266 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5267 char_type_node for V*QI type vectors.
5268 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5269 Update to satisfy new typechecking rules.
5270 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5272 * doc/invoke.texi (C Dialect Options): Document
5273 -flax-vector-conversions.
5275 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5277 PR tree-optimization/29877
5278 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5279 a register variable on the RHS to not be replaceable.
5281 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5282 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5283 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5284 const_simm15, const_pow2, const_npow2): Added.
5285 * config/score/misc.md (insv, extv, extzv, movmemsi,
5286 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5287 * config/score/score.c (score_address_cost, score_select_cc_mode):
5289 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5290 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5291 Update score_print_operand.
5292 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5293 Adjust register allocate order and update some macro define.
5294 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5295 mdx_block_move_straight, mdx_block_move_loop_head,
5296 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5297 mdx_block_move): Added.
5298 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5299 mdp_limm): Updated and fix some bug and typo.
5300 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5301 (movsf, movdf, doloop_end): Added.
5303 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5305 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5306 config/arm/thumb2.md: Fix comment typos.
5307 * doc/extend.texi: Fix a typo.
5309 2007-01-07 Eric Christopher <echristo@apple.com>
5311 * configure.ac: Check for __stack_chk_fail for darwin.
5312 * configure: Regenerate.
5314 2007-01-07 Richard Guenther <rguenther@suse.de>
5316 * tree-vrp.c (extract_range_from_assert): CSE calls to
5317 compare_values where possible.
5318 (extract_range_from_unary_expr): Likewise.
5320 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5322 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5323 * config/avr/avr.c (call_insn_operand): Delete function.
5324 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5325 instead of register number. Use predicates.
5326 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5327 call_insn_operand): Add.
5329 2007-01-06 Jan Hubicka <jh@suse.cz>
5331 * tree-pass.h (pass_build_cgraph_edges): Declare.
5332 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5333 (visited_nodes): Remove.
5334 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5335 build_cgrpah_edges; make visited_nodes local.
5336 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5337 (record_references_in_initializer): Move to cgraphbuild.c
5338 (initialize_inline_failed, rebuild_cgraph_edges,
5339 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5340 (verify_cgraph_node): Make visited_nodes local.
5341 (cgraph_analyze_function): Do not call cgraph_create_edges and
5342 initialize_inline_failed.
5343 (cgraph_expand_function): Do not call cgraph_lower_function;
5344 assert that function is already lowered.
5345 * Makefile.in (cgraphbuild.o): New.
5346 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5347 at the end of lowering passes.
5349 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5351 * ifcvt.c (cond_move_convert_if_block): New function, code
5352 factored out from...
5353 (cond_move_process_if_block): ...here. Call the new function
5354 on the THEN and ELSE blocks.
5355 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5356 already takes care of this.
5358 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5361 * tree.h (TREE_OVERFLOW_P): New.
5362 * c-typeck.c (parser_build_unary_op): Warn only if result
5363 overflowed and operands did not.
5364 (parser_build_binary_op): Likewise.
5365 (convert_for_assignment): Remove redundant overflow_warning.
5366 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5368 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5370 * c-typeck.c (store_init_value): Split over two lines to follow
5371 the GNU coding style.
5373 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5375 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5376 __GXX_EXPERIMENTAL_CXX0X__.
5377 * doc/cpp.texi: Same.
5379 2007-01-05 Richard Guenther <rguenther@suse.de>
5382 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5383 with mismatched types. Instead explicitly build a
5384 conversion NOP_EXPR.
5386 2007-01-05 Ian Lance Taylor <iant@google.com>
5388 * c-common.c (decl_with_nonnull_addr_p): New function.
5389 (c_common_truthvalue_conversion): Call it.
5390 * c-typeck.c (build_binary_op): Likewise.
5391 * c-common.h (decl_with_nonnull_addr_p): Declare.
5393 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5396 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5399 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5401 * doc/install.texi (Final install): Document the fact that
5402 the GNAT runtime should not be stripped.
5404 2007-01-04 Jan Hubicka <jh@suse.cz>
5406 * tree-inline.c (fold_marked_statements): Update operand caches
5407 and EH after folding
5409 2007-01-04 Ian Lance Taylor <iant@google.com>
5411 * c-common.c (check_function_nonnull): Whitespace fix.
5413 2007-01-04 Jan Hubicka <jh@suse.cz>
5415 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5416 comitted older version of patch.
5417 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5418 function, celanup cfg and collect garbage.
5420 2007-01-04 Mike Stump <mrs@apple.com>
5422 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5425 2007-01-04 Eric Christopher <echristo@apple.com>
5427 * libgcc2.c (__bswapsi2): Use SItype.
5428 (__bswapdi2): Use DItype.
5429 * libgcc2.h: Update for above.
5431 2007-01-04 Paul Brook <paul@codesourcery.com>
5433 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5434 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5435 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5436 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5437 umulsi3_highpart): Make conditional on !arm_arch6.
5438 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5439 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5440 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5441 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5442 umulsi3_highpart_v6): New insns.
5444 2007-01-04 Roger Sayle <roger@eyesopen.com>
5446 * fold-const.c (fold_convert): When casting an expression to void,
5447 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5448 have a type. Instead of attempting to build a NOP_EXPR, return
5449 these "special" trees directly.
5451 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5453 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5454 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5455 rs6000_cost->fp not 0 as adjustment for outer NEG.
5457 2007-01-04 Jan Hubicka <jh@suse.cz>
5459 * cgraph.c (cgraph_release_function_body): New function.
5460 (cgraph_remove_node): Use it.
5461 * cgraph.h (cgraph_release_function_body): Declare.
5462 * cgraphunit.c (cgraph_expand_function): Use it.
5463 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5464 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5465 is initialized and while compilation of other function is running.
5466 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5467 statement CFG annotations from here to ...
5468 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5470 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5472 * cfgloop.h (enum li_flags): Make the constants powers of two.
5474 2007-01-04 Jan Hubicka <jh@suse.cz>
5476 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
5478 (fold_marked_statements): New function.
5479 (optimize_inline_calls, tree_function_versioning): Fold new statements.
5480 * tree-inline.h (copy_body_data): Add statements_to_fold.
5482 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
5484 * config.gcc: Mention libgcc/config.host.
5485 * Makefile.in: Update comments mentioning libgcc.
5486 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
5487 (all.cross, start.encap, rest.encap, rest.cross): Update
5488 dependencies for libgcc move.
5489 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
5490 (clean-target, clean-target-libgcc): Delete.
5491 (srcdirify, GCC_EXTRA_PARTS): New macros.
5492 (libgcc-support, libgcc.mvars): New rules.
5493 (distclean): Remove mention of mklibgcc.
5494 (install): Don't reference INSTALL_LIBGCC.
5495 (install-common): Don't reference EXTRA_PARTS.
5496 (install-libgcc, install-multilib): Delete rules.
5497 * mklibgcc.in: Delete file.
5498 * doc/configfiles.texi: Don't mention mklibgcc.
5500 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
5501 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
5502 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
5503 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
5504 (mklibgcc, ldblspecs): Likewise.
5506 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
5507 (posixpre.def): Use $(T).
5508 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
5509 (SHLIB_SRC, SHLIB_INSTALL): Delete.
5510 (SHLIB_LINK): Make dummy.
5511 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
5513 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
5515 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
5516 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
5517 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
5518 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
5520 * configure.ac (all_outputs): Remove mklibgcc.
5521 * configure: Regenerated.
5523 2007-01-03 Josh Conner <jconner@apple.com>
5526 * calls.c (compute_argument_addresses): Set stack and stack_slot
5527 for partial args, too.
5528 (store_one_arg): Use locate.size.constant for the size when
5529 generating a save_area.
5531 2007-01-03 Robert Kennedy <jimbob@google.com>
5533 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
5534 whose definitions are deleted due to basic block merging.
5536 2007-01-03 Paul Brook <paul@codesourcery.com>
5539 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
5541 (use_return_insn): Return 0 for Thumb interrupt functions.
5542 (print_multi_reg): Add rfe argument for IRQ returns.
5543 (arm_output_epilogue): Pop interrupt return address directly into PC.
5544 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
5546 2007-01-03 Paul Brook <paul@codesourcery.com>
5548 Merge from sourcerygxx-4_1.
5549 * config/arm/thumb2.md: New file.
5550 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
5552 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
5553 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5554 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
5555 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
5557 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5558 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
5560 * config/arm/ieee754-sf.S: Ditto.
5561 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
5562 (thumb1_base_register_rtx_p): ... to this.
5563 (thumb_index_register_rtx_p): Rename...
5564 (thumb1_index_register_rtx_p): ... to this.
5565 (thumb_output_function_prologue): Rename...
5566 (thumb1_output_function_prologue): ... to this.
5567 (thumb_legitimate_address_p): Rename...
5568 (thumb1_legitimate_address_p): ... to this.
5569 (thumb_rtx_costs): Rename...
5570 (thumb1_rtx_costs): ... to this.
5571 (thumb_compute_save_reg_mask): Rename...
5572 (thumb1_compute_save_reg_mask): ... to this.
5573 (thumb_final_prescan_insn): Rename...
5574 (thumb1_final_prescan_insn): ... to this.
5575 (thumb_expand_epilogue): Rename...
5576 (thumb1_expand_epilogue): ... to this.
5577 (arm_unwind_emit_stm): Rename...
5578 (arm_unwind_emit_sequence): ... to this.
5579 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
5580 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
5581 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
5582 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
5583 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
5584 thumb2_output_casesi): New functions.
5585 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
5586 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
5587 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
5588 THUMB2_WORK_REGS): Define.
5589 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
5590 arm_condexec_mask, arm_condexec_masklen)): New variables.
5591 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
5592 (arm_override_options): Check new CPU capabilities.
5593 Set new architecture flag variables.
5594 (arm_isr_value): Handle v7m interrupt functions.
5595 (user_return_insn): Return 0 for v7m interrupt functions. Handle
5597 (const_ok_for_arm): Handle Thumb-2 constants.
5598 (arm_gen_constant): Ditto. Use movw when available.
5599 (arm_function_ok_for_sibcall): Return false for v7m interrupt
5601 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
5602 (thumb_find_work_register, arm_load_pic_register,
5603 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
5604 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
5605 print_multi_reg, output_mov_long_double_fpa_from_arm,
5606 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
5607 output_mov_double_fpa_from_arm, output_move_double,
5608 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
5609 output_return_instruction, arm_output_function_prologue,
5610 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
5611 arm_output_mi_thunk, thumb_set_return_address): Ditto.
5612 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
5613 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
5614 (arithmetic_instr, shift_op): Use arm_shift_nmem.
5615 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
5617 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
5618 (thumb_expand_prologue): Use thumb_set_frame_pointer.
5619 (arm_file_start): Output directive for unified syntax.
5620 (arm_unwind_emit_set): Handle stack alignment instruction.
5621 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
5622 Add v6t2, v7, v7a, v7r and v7m.
5623 (RETLDM): Add Thumb-2 code.
5624 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
5625 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
5626 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
5627 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
5628 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
5629 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
5630 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
5631 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
5632 ADJUST_INSN_LENGTH): Define.
5633 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
5634 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
5635 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
5636 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
5637 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
5638 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
5639 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
5640 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
5641 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
5642 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
5643 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
5644 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
5645 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
5646 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
5647 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
5648 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
5649 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
5651 * config/arm/arm-tune.md: Regenerate.
5652 * config/arm/arm-protos.h: Update prototypes.
5653 * config/arm/vfp.md: Enable patterns for Thumb-2.
5654 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
5655 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
5656 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
5657 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
5658 * config/arm/libunwind.S: Add Thumb-2 code.
5659 * config/arm/constraints.md: Update include Thumb-2.
5660 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
5661 * config/arm/ieee754-df.S: Ditto.
5662 * config/arm/bpabi.S: Ditto.
5663 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
5664 * config/arm/predicates.md (low_register_operand,
5665 low_reg_or_int_operand, thumb_16bit_operator): New.
5666 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
5667 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
5668 * config/arm/t-arm-elf: Add armv7 multilib.
5669 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
5671 (UNSPEC_STACK_ALIGN, ce_count): New.
5672 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
5673 arm_zero_extendsidi2, arm_zero_extendqidi2): New
5675 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
5676 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
5677 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
5678 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
5679 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
5680 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
5682 * doc/extend.texi: Document ARMv7-M interrupt functions.
5683 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
5685 2007-01-03 Jakub Jelinek <jakub@redhat.com>
5687 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
5688 (struct _Unwind_Context): Rename args_size to flags, remove
5689 signal_frame field, add a new args_size field and version field.
5690 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
5691 _Unwind_IsExtendedContext): New inline functions.
5692 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
5693 Assume by_value array is only present if _Unwind_IsExtendedContext.
5694 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
5695 _Unwind_IsSignalFrame.
5696 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
5697 (uw_update_context_1): Use _Unwind_SetSignalFrame.
5698 (uw_init_context_1): Initialize context->flags to
5699 EXTENDED_CONTEXT_BIT.
5700 * config/rs6000/linux-unwind.h (frob_update_context): Use
5701 _Unwind_SetSignalFrame.
5703 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5706 * gimplify.c (gimplify_modify_expr_complex_part): Move below
5707 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
5710 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
5712 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
5713 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
5714 RET, AT_SP): Remove.
5715 * config/i386/i386.md (*sse_prologue_save_insn): Use return
5718 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5719 * cfgbuild.c (find_basic_blocks): Likewise.
5720 * cfgrtl.c (rtl_create_basic_block): Likewise.
5721 * function.c (temp_slots_at_level): Likewise.
5722 * reg-stack.c (stack_regs_mentioned): Likewise.
5723 * regclass.c (allocate_reg_info): Likewise.
5724 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5725 set_bb_for_stmt, move_block_to_fn): Likewise.
5726 * tree-complex.c (tree_lower_complex): Likewise.
5727 * vec.h (VEC_safe_grow_cleared): New.
5729 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
5731 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
5733 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
5734 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
5736 * cfgloopmanip.c (scale_loop_frequencies): Export.
5737 (loopify): Scale the frequencies by prescribed coefficients.
5738 (set_zero_probability): New function.
5739 (duplicate_loop_to_header_edge): Improve updating of frequencies.
5740 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
5741 and frequencies according to arguments.
5742 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
5744 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
5745 * modulo-sched.c (sms_schedule): Set probabilities for entering
5746 versioned loop correctly.
5747 * tree-vect-transform.c (vect_transform_loop): Ditto.
5748 * cfgloop.h (loopify, loop_version): Declaration changed.
5749 (scale_loop_frequencies): Declared.
5751 2007-01-02 Jan Hubicka <jh@suse.cz>
5753 * cgraph.c: Include tree-flow.h
5754 (cgraph_add_new-function): Handle IPA_SSA mode; execute
5756 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
5757 * tree-pass.h (pass_all_early_optimizations): Declare.
5758 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
5760 (cgraph_analyze_function): Do early_local_passes.
5761 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
5762 Do not add referenced vars.
5763 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
5765 (gate_all_early_local_passes): New gate.
5766 (pass_early_local_passes): Use new gate.
5767 (execute_early_local_optimizations): New functions.
5768 (gate_all_early_optimizations): New gate.
5769 (pass_all_early_optimizations): New pass.
5770 (execute_free_datastructures): Free SSA only when initialized.
5771 (gate_init_datastructures): Init only when optimizing.
5772 (tree_lowering_passes): Do early local passes when called late.
5773 * tree-profile.c (do_tree_profiling): Don't profile functions added
5775 (do_early_tree_profiling, pass_early_tree_profile): Kill.
5776 * tree-cfg.c (update_modified_stmts): Do not update when operands are
5778 * passes.c (init_optimizations_passes): Reorder so we go into SSA
5779 during early_local_passes.
5780 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
5783 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
5785 * Makefile.in: Update copyright year.
5787 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
5789 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
5790 in $(lang_checks) and check-consistency targets.
5792 2007-01-02 Jan Hubicka <jh@suse.cz>
5794 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
5795 Do not add referenced vars.
5796 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
5798 * passes.c (init_optimization_passes): Put mudflap_2 after
5799 free_datastructures.
5801 2007-01-02 Jan Hubicka <jh@suse.cz>
5803 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
5804 Set NOTHROW flag on call statements proved to be nothrow.
5805 Update statement of local calls so new pure/const functions are
5806 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
5808 (tree_rest_of_compilation): Register hooks and initialize bitmap
5809 early. Do not set after_inlining flag.
5811 2007-01-02 Steve Ellcey <sje@cup.hp.com>
5813 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
5814 HOST_BITS_PER_LONGLONG
5816 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5819 * c-typeck.c (store_init_value): Don't emit pedantic overflow
5820 warning for non-static initializers.
5822 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
5824 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
5825 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
5826 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
5827 Always use set_unique_reg_note to add REG_EQUAL notes.
5829 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5832 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5834 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5835 * cfgbuild.c (find_basic_blocks): Likewise.
5836 * cfgrtl.c (rtl_create_basic_block): Likewise.
5837 * function.c (temp_slots_at_level): Likewise.
5838 * reg-stack.c (stack_regs_mentioned): Likewise.
5839 * regclass.c (allocate_reg_info): Likewise.
5840 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5841 set_bb_for_stmt, move_block_to_fn): Likewise.
5842 * tree-complex.c (tree_lower_complex): Likewise.
5843 * vec.h (VEC_safe_grow_cleared): New.
5845 2007-01-02 Ian Lance Taylor <iant@google.com>
5847 * c-common.c (c_common_truthvalue_conversion): When warning about
5848 using an assignment as a truth value, set TREE_NO_WARNING.
5850 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5853 * c.opt (Wold-style-declaration): New.
5854 * doc/invoke.texi (C-only Warning Options): New.
5855 (Wold-style-declaration): Document it.
5856 (Wextra): Enabled by -Wextra.
5857 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5858 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
5859 -Wold-style-declaration.
5861 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5863 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5864 * cfgbuild.c (find_basic_blocks): Likewise.
5865 * cfgrtl.c (rtl_create_basic_block): Likewise.
5866 * function.c (temp_slots_at_level): Likewise.
5867 * reg-stack.c (stack_regs_mentioned): Likewise.
5868 * regclass.c (allocate_reg_info): Likewise.
5869 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5870 set_bb_for_stmt, move_block_to_fn): Likewise.
5871 * tree-complex.c (tree_lower_complex): Likewise.
5872 * vec.h (VEC_safe_grow_cleared): New.
5874 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
5876 * c-common.c (c_common_nodes_and_builtins): Since variants of
5877 void_type_node get built before it is given a name, we need to
5878 give those variants the name, too.
5879 (complete_array_type): We need to work with the canonical main
5880 type of the array, from which we will build the qualified version.
5881 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
5882 * print-tree.c (print_node): Display canonical type information
5884 * stor-layout.c (layout_type): When we don't know the
5885 alignment of a type for which we're building an array, we end up
5886 guessing wrong, so make the type require structural equality.
5887 * tree.c (make_node_stat): When we build a new type, it is its
5889 (build_type_attribute_qual_variant): When building an attribute
5890 variant, its canonical type is the non-attribute variant. However,
5891 if the attributes are target-dependent and they differ, we need to
5892 use structural equality checks for this type.
5893 (build_qualified_type): A qualified type is not equivalent to its
5894 unqualified variant; set the canonical type appropriately.
5895 (build_distinct_type_copy): When building a distinct type from
5896 another type, the new type is its own canonical type.
5897 (build_variant_type_copy): When building a new type variant, we
5898 assume that it is equivalent to the original type.
5899 (build_pointer_type_for_mode): When building a pointer type, also
5900 build a canonical type pointer.
5901 (build_reference_type_for_mode): When building a reference type,
5902 also build a canonical type reference.
5903 (build_index_type): When we can't hash an index type (e.g.,
5904 because its maximum value is negative), the index type requires
5905 structural equality tests.
5906 (build_array_type): Build the canonical form of an array type.
5907 (build_function_type): Function types require structural equality,
5908 because they contain default arguments, attributes, etc.
5909 (build_method_type_directly): Ditto for method types.
5910 (build_offset_type): Build the canonical offset type.
5911 (build_complex_type): Build the canonical vector type.
5912 (make_vector_type): Build the canonical vector type.
5913 * tree.h (TYPE_CANONICAL): New.
5914 (TYPE_STRUCTURAL_EQUALITY_P): New.
5915 (SET_TYPE_STRUCTURAL_EQUALITY): New.
5916 (struct tree_type): Added "canonical" field.
5917 * params.h (VERIFY_CANONICAL_TYPES): New.
5918 * doc/c-tree.texi (TYPE_CANONICAL): Document.
5919 (TYPE_STRUCTURAL_EQUALITY_P): Document.
5920 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
5921 * doc/invoke.texi (verify-canonical-types): Document --param
5922 parameter for verifying canonical types.
5924 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5926 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
5927 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
5928 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
5929 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
5931 * config/rs6000/e500.h: New.
5932 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
5933 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
5935 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
5936 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
5937 TARGET_E500_DOUBLE): Remove.
5938 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
5939 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
5940 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
5941 * config/rs6000/rs6000.c (rs6000_override_options): Use
5944 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5946 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
5947 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
5948 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
5949 rs6000_emit_cmove): Don't check TARGET_E500.
5950 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
5951 sordered): Don't check TARGET_E500.
5953 2007-01-01 Eric Christopher <echristo@apple.com>
5955 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
5956 HARD_REGISTER_NUM_P.
5958 2007-01-01 Roger Sayle <roger@eyesopen.com>
5960 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
5961 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
5962 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
5965 2007-01-01 Mike Stump <mrs@apple.com>
5967 * configure.ac: Remove support for building with Apple's gcc-3.1.
5969 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5972 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
5973 REG is a hard register. Do not modify REG before calling
5975 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
5976 multiple of the size of YMODE for certain lowpart cases.
5978 2007-01-01 Andrew Pinski <pinskia@gmail.com>
5981 * gimplify (voidify_wrapper_expr): Update for
5984 2007-01-01 Andreas Schwab <schwab@suse.de>
5987 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
5988 save of BR0 in extra_spill_size instead of spill_size.
5989 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
5991 (ia64_expand_epilogue): Restore BR0 from its new location.
5993 2007-01-01 Andrew Pinski <pinskia@gmail.com>
5995 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
5996 Use a temporary variable if the left hand side is not a gimple
5999 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6001 * gimplify.c (gimplify_return_expr): Make the temporary variable
6002 for the return expression, a gimple register variable.
6004 2007-01-01 Jan Hubicka <jh@suse.cz>
6006 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6009 2007-01-01 Mike Stump <mrs@apple.com>
6011 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6013 * config/darwin.c (machopic_select_rtx_section): Use
6015 (darwin_mergeable_constant_section): Likewise.
6016 * configure: Regenerate.
6017 * config.in: Regenerate.
6019 2007-01-01 Jan Hubicka <jh@suse.cz>
6020 Andrew Pinski <pinskia@gmail.com>
6022 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6023 before starting IPA passes.