1 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3 * config/m68k/m68k.c (split_di): New.
4 * config/m68k/m68k-protos.h: Declare split_di.
5 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
6 Improve predicate handling and split constant shifts.
8 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
11 parameter for register bitfield operations, general predicates
14 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
16 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
17 * config/m68k/linux-unwind.h: New file.
19 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
21 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
22 config/i386/athlon.md, config/ia64/ia64.md,
23 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
24 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
25 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
26 tree-ssa-loop-niter.c, tree-vect-analyze.c,
27 tree-vect-transform.c: Fix comment typos.
29 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
31 * sched-deps.c (find_insn_list): Remove.
32 * sched-int.h: Remove the prototype for find_insn_list.
34 2007-02-16 Geoffrey Keating <geoffk@apple.com>
36 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
38 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
39 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
40 darwin_rs6000_override_options.
41 (C_COMMON_OVERRIDE_OPTIONS): Expect
42 darwin_macosx_version_min to be non-NULL always.
43 (TARGET_C99_FUNCTIONS): Likewise.
44 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
45 (DARWIN_MINVERSION_SPEC): New.
46 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
47 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
49 (DARWIN_MINVERSION_SPEC): New.
50 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
52 * config/darwin-c.c (darwin_cpp_builtins): Expect
53 darwin_macosx_version_min to be non-NULL always.
55 * config/rs6000/rs6000.c: Clean up trailing whitespace.
57 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
59 * config/i386/i386.h (x86_use_xchgb): New.
60 (TARGET_USE_XCHGB): New macro.
61 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
62 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
63 Split after reload into bswaphi for shifts of 8.
64 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
65 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
66 or when optimizing for size.
68 2007-02-16 Richard Guenther <rguenther@suse.de>
69 Christian Bruel <christian.bruel@st.com>
71 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
72 DECLs but prefer SSA_NAMEs over DECLs.
74 2007-02-16 Richard Guenther <rguenther@suse.de>
76 * tree-flow-inline.h (single_imm_use_p): Remove.
77 (zero_imm_uses_p): Likewise.
78 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
79 instead of single_imm_use_p.
80 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
83 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
86 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
87 nested double- and backquotes.
89 2007-02-15 Roger Sayle <roger@eyesopen.com>
92 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
93 should be unreachable.
94 (build2_stat): Allow construction of MODIFY_EXPR at any time.
95 For the time being redirect GIMPLE_MODIFY_STMT to the new
96 (renamed) build_gimple_modify_stmt_stat.
97 (build2_gimple_stat): Rename to...
98 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
99 Always build a GIMPLE_MODIFY_STMT node.
100 * tree.h (build2_gimple, build2_gimple_stat): Delete.
101 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
104 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
105 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
106 * tree-complex.c (set_component_ssa_name, expand_complex_move,
107 expand_complex_div_wide): Likewise.
108 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
109 * tree-ssa-loop-im.c (schedule_sm): Likewise.
110 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
111 * tree-ssa-loop-manip.c (create_iv): Likewise.
112 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
113 abs_replacement): Likewise.
114 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
115 realify_fake_stores): Likewise.
117 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
118 node rather than a GIMPLE_MODIFY_STMT node.
119 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
120 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
122 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
123 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
126 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
129 * fold-const.c (fold_comparison): Add back the
130 folding of constant complex comparisions.
132 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
135 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
136 effects unknown to this function, return early.
138 2007-02-15 Ian Lance Taylor <iant@google.com>
140 * lower-subreg.c (move_eh_region_note): New static function.
141 (resolve_simple_move): Call it.
142 (decompose_multiword_subregs): Track blocks for which we resolve a
143 simple move which is also a control flow insn. Pass them to
144 find_many_sub_basic_blocks.
145 (pass_lower_subreg): Add TODO_verify_flow.
146 (pass_lower_subreg2): Likewise.
148 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
149 Brooks Moses <brooks.moses@codesourcery.com>
150 Lee Millward <lee.millward@codesourcery.com>
152 * tree.h (enum tree_code_class): Add tcc_vl_exp.
153 (VL_EXP_CLASS_P): New.
154 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
156 (TREE_OPERAND_CHECK_CODE): Likewise.
157 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
158 (TREE_RTL_OPERAND_CHECK): Likewise.
159 (tree_operand_check_failed): Make second parameter the whole tree
160 instead of its code. Fixed callers.
162 (TREE_OPERAND_LENGTH): New.
163 (VL_EXP_OPERAND_LENGTH): New.
165 (CALL_EXPR_STATIC_CHAIN): New.
166 (CALL_EXPR_ARGS): New.
167 (CALL_EXPR_ARG): New.
168 (call_expr_nargs): New.
169 (CALL_EXPR_ARGP): New.
170 (build_nt_call_list): Declare.
171 (build_vl_exp_stat): Declare.
173 (build_call_list): Declare.
174 (build_call_nary): Declare.
175 (build_call_valist): Declare.
176 (build_call_array): Declare.
177 (call_expr_arg): Declare.
178 (call_expr_argp): Declare.
179 (call_expr_arglist): Declare.
180 (fold_build_call_list): Declare.
181 (fold_build_call_list_initializer): Declare.
182 (fold_call_expr): Declare to replace fold_builtin.
183 (fold_builtin_fputs): Update to agree with modified definition.
184 (fold_builtin_strcpy): Likewise.
185 (fold_builtin_strncpy): Likewise.
186 (fold_builtin_memory_chk): Likewise.
187 (fold_builtin_stxcpy_chk): Likewise.
188 (fold_builtin_strncpy_chk): Likewise.
189 (fold_builtin_next_arg): Likewise.
190 (fold_build_call_expr): Declare.
191 (fold_builtin_call_list): Declare.
192 (fold_builtin_call_valist): Declare.
193 (build_call_expr): Declare.
194 (validate_arglist): Update to agree with modified definition.
195 (tree_operand_length): New.
196 (call_expr_arg_iterator): New.
197 (init_call_expr_arg_iterator): New.
198 (next_call_expr_arg): New.
199 (first_call_expr_arg): New.
200 (more_call_expr_args_p): New.
201 (FOR_EACH_CALL_EXPR_ARG): New.
203 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
205 (tree_code_size): Update documentation. Use sizeof (tree) rather
206 than sizeof (char *).
207 (tree_size): Likewise. Add case for tcc_vl_exp.
208 (tree_node_structure): Add case for tcc_vl_exp.
209 (contains_placeholder_p): Likewise.
210 (substitute_in_expr): Likewise.
211 (substitute_placeholder_in_expr): Likewise.
212 (stabilize_reference_1): Likewise.
213 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
214 to diagnose breakage of this interface for constructing CALL_EXPRs.
215 (build_nt): Add similar assertion here.
216 (build_nt_call_list): New.
217 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
218 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
220 (get_callee_fndecl): Use new CALL_EXPR accessors.
221 (tree_operand_check_failed): Change parameters to pass entire node
222 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
223 (process_call_operands): New.
224 (build_vl_exp_stat): New.
225 (build_call_list): New.
226 (build_call_nary): New.
227 (build_call_valist): New.
228 (build_call_array): New.
229 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
230 (call_expr_arglist): New.
232 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
233 tcc_vl_exp instead of a fixed-size tcc_expression.
235 * doc/c-tree.texi (CALL_EXPR): Document new representation and
236 accessors for CALL_EXPRs.
237 (AGGR_INIT_EXPR): Likewise.
239 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
240 Brooks Moses <brooks.moses@codesourcery.com>
241 Lee Millward <lee.millward@codesourcery.com>
243 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
244 (expand_builtin_nonlocal_goto): Change parameter to be entire
245 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
246 (expand_builtin_prefetch): Likewise.
247 (expand_builtin_classify_type): Likewise.
248 (mathfn_built_in): Return NULL_TREE instead of 0.
249 (expand_errno_check): Use new CALL_EXPR accessors.
250 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
251 Return NULL_RTX instead of 0.
252 (expand_builtin_mathfn_2): Likewise.
253 (expand_builtin_mathfn_3): Likewise.
254 (expand_builtin_interclass_mathfn): Likewise.
255 (expand_builtin_sincos): Likewise.
256 (expand_builtin_cexpi): Likewise.
257 (expand_builtin_int_roundingfn): Likewise.
258 (expand_builtin_int_roundingfn_2): Likewise.
259 (expand_builtin_pow): Likewise.
260 (expand_builtin_powi): Likewise.
261 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
262 of arglist, fixing callers appropriately. Use new CALL_EXPR
263 accessors and constructors. Return NULL_RTX instead of 0.
264 (expand_builtin_strstr): Likewise.
265 (expand_builtin_strchr): Likewise.
266 (expand_builtin_strrchr): Likewise.
267 (expand_builtin_strpbrk): Likewise.
268 (expand_builtin_memcpy): Likewise.
269 (expand_builtin_mempcpy): Likewise.
270 (expand_builtin_mempcpy_args): New.
271 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
272 (expand_builtin_memmove_args): New.
273 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
274 (expand_movstr): Likewise.
275 (expand_builtin_strcpy): Likewise.
276 (expand_builtin_strcpy_args): New.
277 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
278 (expand_builtin_strncpy): Likewise.
279 (expand_builtin_memset): Likewise.
280 (expand_builtin_memset_args): New.
281 (expand_builtin_bzero): Similarly to expand_builtin_memset.
282 (expand_builtin_memcmp): Likewise.
283 (expand_builtin_strcmp): Likewise.
284 (expand_builtin_strncmp): Likewise.
285 (expand_builtin_strcat): Likewise.
286 (expand_builtin_strncat): Likewise.
287 (expand_builtin_strspn): Likewise.
288 (expand_builtin_strcspn): Likewise.
289 (expand_builtin_args_info): Likewise.
290 (expand_builtin_va_start): Likewise.
291 (gimplify_va_arg_expr): Likewise.
292 (expand_builtin_va_end): Likewise.
293 (expand_builtin_va_copy): Likewise.
294 (expand_builtin_frame_address): Likewise.
295 (expand_builtin_alloca): Likewise.
296 (expand_builtin_bswap): Likewise.
297 (expand_builtin_unop): Likewise.
298 (expand_builtin_fputs): Likewise.
299 (expand_builtin_expect): Likewise.
300 (expand_builtin_fabs): Likewise.
301 (expand_builtin_copysign): Likewise.
302 (expand_builtin_printf): Likewise.
303 (expand_builtin_fprintf): Likewise.
304 (expand_builtin_sprintf): Likewise.
305 (expand_builtin_init_trampoline): Likewise.
306 (expand_builtin_signbit): Likewise.
307 (expand_builtin_fork_or_exec): Likewise.
308 (expand_builtin_sync_operation): Likewise.
309 (expand_builtin_compare_and_swap): Likewise.
310 (expand_builtin_lock_test_and_set): Likewise.
311 (expand_builtin_lock_release): Likewise.
312 (expand_builtin): Likewise.
313 (builtin_mathfn_code): Likewise.
315 (fold_builtin_constant_p): Pass call arguments individually instead
316 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
317 accessors and constructors. Return NULL_TREE instead of 0.
318 (fold_builtin_expect): Likewise.
319 (fold_builtin_classify_type): Likewise.
320 (fold_builtin_strlen): Likewise.
321 (fold_builtin_nan): Likewise.
322 (integer_valued_real_p): Likewise.
323 (fold_trunc_transparent_mathfn): Likewise.
324 (fold_fixed_mathfn): Likewise.
325 (fold_builtin_cabs): Likewise.
326 (fold_builtin_sqrt): Likewise.
327 (fold_builtin_cbrt): Likewise.
328 (fold_builtin_cos): Likewise.
329 (fold_builtin_cosh): Likewise.
330 (fold_builtin_tan): Likewise.
331 (fold_builtin_sincos): Likewise.
332 (fold_builtin_cexp): Likewise.
333 (fold_builtin_trunc): Likewise.
334 (fold_builtin_floor): Likewise.
335 (fold_builtin_ceil): Likewise.
336 (fold_builtin_round): Likewise.
337 (fold_builtin_int_roundingfn): Likewise.
338 (fold_builtin_bitop): Likewise.
339 (fold_builtin_bswap): Likewise.
340 (fold_builtin_logarithm): Likewise.
341 (fold_builtin_hypot): Likewise.
342 (fold_builtin_pow): Likewise.
343 (fold_builtin_powi): Likewise.
344 (fold_builtin_exponent): Likewise.
345 (fold_builtin_memset): Likewise.
346 (fold_builtin_bzero): Likewise.
347 (fold_builtin_memory_op): Likewise.
348 (fold_builtin_bcopy): Deleted; call site changed to invoke
349 fold_builtin_memory_op directly.
350 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
351 (fold_builtin_strncpy): Likewise.
352 (fold_builtin_memcmp): Likewise.
353 (fold_builtin_strcmp): Likewise.
354 (fold_builtin_strncmp): Likewise.
355 (fold_builtin_signbit): Likewise.
356 (fold_builtin_copysign): Likewise.
357 (fold_builtin_isascii): Likewise.
358 (fold_builtin_toascii): Likewise.
359 (fold_builtin_isdigit): Likewise.
360 (fold_builtin_fabs): Likewise.
361 (fold_builtin_abs): Likewise.
362 (fold_builtin_fmin_fmax): Likewise.
363 (fold_builtin_carg): Likewise.
364 (fold_builtin_classify): Likewise.
365 (fold_builtin_unordered_cmp): Likewise.
367 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
368 New functions split out from fold_builtin_1.
369 (fold_builtin_n): New.
370 (fold_builtin_varargs): New.
371 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
373 (fold_call_expr): New.
374 (build_function_call_expr): Rewrite to use new helper function.
375 (fold_builtin_call_list): New.
376 (build_call_expr): New.
377 (fold_builtin_call_valist): New.
378 (rewrite_call_expr): New.
380 (validate_arglist): Change parameter to be entire CALL_EXPR instead
381 of an arglist. Change return type to bool. Use new CALL_EXPR
384 (fold_builtin_strstr): Pass call arguments individually instead
385 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
386 accessors and constructors. Return NULL_TREE instead of 0.
387 (fold_builtin_strchr): Likewise.
388 (fold_builtin_strrchr): Likewise.
389 (fold_builtin_strpbrk): Likewise.
390 (fold_builtin_strcat): Likewise.
391 (fold_builtin_strncat): Likewise.
392 (fold_builtin_strspn): Likewise.
393 (fold_builtin_strcspn): Likewise.
394 (fold_builtin_fputs): Likewise.
395 (fold_builtin_next_arg): Likewise.
396 (fold_builtin_sprintf): Likewise.
398 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
399 NULL_RTX instead of 0.
400 (expand_builtin_memory_chk): Likewise.
401 (maybe_emit_chk_warning): Likewise.
402 (maybe_emit_sprintf_chk_warning): Likewise.
404 (fold_builtin_object_size): Pass call arguments individually instead
405 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
406 accessors and constructors. Return NULL_TREE instead of 0.
407 (fold_builtin_memory_chk): Likewise.
408 (fold_builtin_stxcpy_chk): Likewise.
409 (fold_builtin_strncpy_chk): Likewise.
410 (fold_builtin_strcat_chk): Likewise.
411 (fold_builtin_strcat_chk): Likewise.
412 (fold_builtin_strncat_chk): Likewise.
413 (fold_builtin_sprintf_chk): Likewise.
414 (fold_builtin_snprintf_chk): Likewise.
415 (fold_builtin_printf): Likewise.
416 (fold_builtin_vprintf): Likewise.
418 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
420 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
421 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
422 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
423 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
424 (fold_unary): Likewise.
425 (fold_binary): Likewise.
426 (fold_ternary): Remove CALL_EXPR case, since they are no longer
428 (fold): Add logic for tcc_vl_exp.
429 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
430 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
431 (fold_build3_stat): Add assertion to flag broken interface for
432 constructing CALL_EXPRs.
433 (fold_build_call_list): New.
434 (fold_build_call_list_initializer): New.
435 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
437 (fold_strip_sign_ops): Likewise.
439 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
440 Brooks Moses <brooks.moses@codesourcery.com>
441 Lee Millward <lee.millward@codesourcery.com>
443 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
444 accessors and dump arguments explicitly.
446 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
448 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
450 (print_call_name): Use new CALL_EXPR accessors.
452 * print-tree.c (print_node): Add case tcc_vl_exp. Print
453 CALL_EXPR arguments explicitly instead of as a list. Use
454 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
456 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
457 (vrp_visit_stmt): Likewise.
459 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
460 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
462 (force_move_till_expr): Likewise.
464 * targhooks.c (default_external_stack_protect_fail): Use
465 build_call_expr instead of build_function_call_expr.
466 (default_hidden_stack_protect_fail): Likewise.
468 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
471 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
472 and walk arguments explicitly.
474 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
475 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
476 (expand_simple_operations): Likewise.
477 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
479 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
481 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
483 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
484 instead of TREE_CODE_LENGTH.
486 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
487 (tree_ic_transform): Likewise.
488 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
489 parameter instead of arglist. Fix callers.
490 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
491 (tree_stringops_transform): Likewise.
492 (tree_indirect_call_to_profile): Likewise.
493 (tree_stringops_values_to_profile): Likewise.
495 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
496 (eliminate_tail_call): Likewise.
498 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
500 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
501 Use TREE_OPERAND_LENGTH and generalize to handle any number of
503 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
505 * omp-low.c (build_omp_barrier): Use build_call_expr.
506 (lower_rec_input_clauses): Likewise.
507 (lower_reduction_clauses): Likewise.
508 (expand_parallel_call): Likewise.
509 (maybe_catch_exception): Likewise.
510 (expand_omp_for_generic): Likewise.
511 (expand_omp_for_static_nochunk): Likewise.
512 (expand_omp_sections): Likewise.
513 (lower_omp_single_simple): Likewise.
514 (lower_omp_single_copy): Likewise.
515 (lower_omp_master): Likewise.
516 (lower_omp_ordered): Likewise.
517 (lower_omp_critical): Likewise.
519 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
520 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
522 * tree-gimple.c (is_gimple_call_addr): Fix doc.
523 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
524 TREE_CODE_LENGTH. Add tcc_vl_exp case.
526 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
527 and generalize to handle any number of operands.
528 (chrec_contains_undetermined): Likewise.
529 (tree_contains_chrecs): Likewise.
530 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
532 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
534 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
535 fold_call_expr instead of fold_builtin.
536 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
537 match declarations there.
538 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
541 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
542 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
544 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
545 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
547 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
550 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
551 (execute_cse_sincos): Use new CALL_EXPR accessors.
553 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
555 * gimple-low.c (lower_function_body): Use build_call_expr.
556 (lower_builtin_setjmp): Likewise.
558 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
559 (set_storage_via_libcall): Likewise.
560 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
561 instead of TREE_CODE_LENGTH.
562 (expand_expr_real_1): Use new CALL_EXPR accessors.
564 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
565 generalize to handle any number of operands.
566 (TB_parent_eq): Likewise.
568 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
569 (strip_builtin_expect): Likewise.
571 * function.c (gimplify_parameters): Use build_call_expr.
573 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
574 instead of TREE_CODE_LENGTH.
576 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
577 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
579 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
582 * gimplify.c (build_stack_save_restore): Use build_call_expr.
583 (gimplify_decl_expr): Likewise.
584 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
585 Use new CALL_EXPR iterators.
586 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
587 (gimplify_modify_expr_to_memset): Likewise.
588 (gimplify_variable_sized_compare): Likewise.
589 (gimplify_omp_atomic_fetch_op): Likewise.
590 (gimplify_omp_atomic_pipeline): Likewise.
591 (gimplify_omp_atomic_mutex): Likewise.
592 (gimplify_function_tree): Likewise.
594 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
595 (call_expr_flags): Likewise.
596 (expand_call): Likewise.
598 * except.c (expand_builtin_eh_return_data_regno): Pass entire
599 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
602 * coverage.c (create_coverage): Use build_call_expr.
604 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
605 (temp_call_expr_obstack): New.
606 (pool_copy_list): Delete.
607 (temp_copy_call_expr): New.
608 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
609 CALL_EXPR accessors. Get rid of special goo for copying argument
610 lists and use temp_copy_call_expr instead.
611 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
613 (create_expression_by_pieces): Likewise. Use build_call_array
614 to construct the result instead of fold_build3.
615 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
616 dealing with argument lists.
617 (init_pre): Remove references to expression_node_pool and
618 list_node_pool. Init temp_call_expr_obstack instead.
619 (fini_pre): Remove references to expression_node_pool and
622 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
623 and walk arguments explicitly instead of as a list.
625 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
626 (mx_register_decls): Likewise.
627 (mudflap_register_call): Likewise.
628 (mudflap_finish_file): Likewise.
630 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
631 (ipa_callsite_compute_param): Likewise.
633 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
634 accessors and constructor.
636 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
637 accessors and constructor.
638 (convert_tramp_reference): Likewise.
639 (convert_call_expr): Likewise.
640 (finalize_nesting_tree_1): Likewise.
642 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
645 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
647 * tree-inline.c (initialize_inlined_parameters): Pass entire
648 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
650 (estimate_num_insns_1): Use new CALL_EXPR accessors.
651 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
653 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
654 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
655 (vectorizable_reduction): Likewise.
656 (vectorizable_call): Use new CALL_EXPR iterators.
657 (vectorizable_conversion): Use build_call_expr.
658 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
659 (vect_gen_widened_results_half): Use build_call_expr.
660 (vect_setup_realignment): Likewise.
661 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
663 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
664 (pass_through_call): Likewise.
665 (compute_object_sizes): Likewise. Use fold_call_expr instead of
668 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
669 (tree_gen_pow2_profiler): Likewise.
670 (tree_gen_one_value_profiler): Likewise.
671 (tree_gen_ic_func_profiler): Likewise.
672 (tree_gen_average_profiler): Likewise.
673 (tree_gen_ior_profiler): Likewise.
675 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
676 (find_func_aliases): Use new CALL_EXPR accessors. Add case
677 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
679 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
682 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
685 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
687 (convert_to_integer): Likewise.
689 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
692 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
693 Brooks Moses <brooks.moses@codesourcery.com>
694 Lee Millward <lee.millward@codesourcery.com>
696 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
698 * config/frv/frv.c (frv_expand_builtin): Likewise.
699 * config/s390/s390.c (s390_expand_builtin): Likewise.
701 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
702 (sparc_expand_builtin): Use new CALL_EXPR accessors.
704 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
705 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
706 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
707 (ix86_expand_store_builtin): Likewise.
708 (ix86_expand_unop_builtin): Likewise.
709 (ix86_expand_unop1_builtin): Likewise.
710 (ix86_expand_sse_compare): Likewise.
711 (ix86_expand_sse_comi): Likewise.
712 (ix86_expand_vec_init_builtin): Likewise.
713 (ix86_expand_vec_ext_builtin): Likewise.
714 (ix86_expand_vec_set_builtin): Likewise.
715 (ix86_expand_builtin): Use new CALL_EXPR accessors.
717 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
718 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
720 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
721 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
722 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
724 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
726 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
727 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
728 arglist. Use new CALL_EXPR accessors. Fix callers.
729 (altivec_expand_abs_builtin): Likewise.
730 (rs6000_expand_binop_builtin): Likewise.
731 (altivec_expand_predicate_builtin): Likewise.
732 (altivec_expand_lv_builtin): Likewise.
733 (spe_expand_stv_builtin): Likewise.
734 (altivec_expand_stv_builtin): Likewise.
735 (rs6000_expand_ternop_builtin): Likewise.
736 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
737 (altivec_expand_st_builtin): Likewise.
738 (altivec_expand_dst_builtin): Likewise.
739 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
740 arglist. Use new CALL_EXPR accessors. Fix callers.
741 (altivec_expand_vec_set_builtin): Likewise.
742 (altivec_expand_vec_ext_builtin): Likewise.
743 (altivec_expand_builtin): Use new CALL_EXPR accessors.
744 (spe_expand_builtin): Likewise.
745 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
746 arglist. Use new CALL_EXPR accessors. Fix callers.
747 (spe_expand_evsel_builtin): Likewise.
748 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
749 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
751 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
752 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
753 (arm_expand_unop_builtin): Likewise.
754 (arm_expand_builtin): Use new CALL_EXPR accessors.
756 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
759 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
760 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
761 (bfin_expand_unop_builtin): Likewise.
762 (bfin_expand_builtin): Use new CALL_EXPR accessors.
764 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
765 Brooks Moses <brooks.moses@codesourcery.com>
766 Lee Millward <lee.millward@codesourcery.com>
768 * c-semantics.c (build_stmt): Add internal diagnostic check.
770 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
771 accessors. Print arguments explicitly instead of as a list.
773 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
775 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
776 (c_finish_omp_flish): Likewise.
778 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
779 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
780 instead of TREE_CODE_LENGTH.
781 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
782 (c_warn_unused_result): Likewise.
784 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
787 * doc/invoke.texi (Warning Options): Remove
788 -Werror-implicit-function-declaration.
789 (Wimplicit-function-declaration): Update description.
790 * opts.c (common_handle_option): Move handling of -Werror=* to...
791 (enable_warning_as_error): ...here.
792 * opts.h (enable_warning_as_error): Declare.
793 * c-decl.c (implicit_decl_warning): Unless
794 -Wno-implicit-function-declaration is given, emit a pedwarn if
795 -std=c99 or emit a warning if -Wimplicit-function-declaration.
796 * c.opt (Wimplicit-function-declaration): Replace
797 mesg_implicit_function_declaration with
798 warn_implicit_function_declaration.
799 * c-opts.c (c_common_handle_option):
800 -Werror-implicit-function-declaration is exactly equal as
801 -Werror=implicit-function-declaration.
802 (set_Wimplicit): Replace mesg_implicit_function_declaration with
803 warn_implicit_function_declaration.
804 (c_common_post_options): -Wimplict-function-declaration is enabled
805 by default by -std=c99, otherwise is disabled by default.
806 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
808 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
810 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
811 DECL on the rhs to a DECL on the lhs for debug info purposes if the
812 former is ignored but not the latter.
814 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
816 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
817 is made and the reference doesn't use the alias set of its type,
818 do not create the temporary using that type.
820 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
822 * jump.c: Remove prototypes for delete_computation and
823 delete_prior_computation.
825 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
827 * jump.c (get_label_after): Delete.
828 (get_label_before, delete_computation, delete_jump,
829 delete_prior_computation, follow_jumps): Move...
830 * reorg.c (delete_computation, delete_prior_computation): ... here...
831 (get_label_before, delete_jump): ... making these static ...
832 (follow_jumps): ... and simplifying this since it only runs after
834 * rtl.h (get_label_after, get_label_before, delete_jump,
835 follow_jumps): Delete prototypes.
837 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
839 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
841 2007-02-15 Nick Clifton <nickc@redhat.com>
843 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
844 order to prevent it from being munged by the target.
846 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
848 * config/i386/i386.md: Remove misleading comment.
850 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
852 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
853 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
856 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
858 * tree-sra.c (instantiate_missing_elements): Canonicalize
860 (sra_build_assignment): New.
861 (generate_copy_inout, generate_element_copy,
862 generate_element_zero, generate_one_element_init): Use it.
864 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
866 * tree-sra.c (instantiate_missing_elements): Canonicalize
868 (sra_build_assignment): New.
869 (generate_copy_inout, generate_element_copy,
870 generate_element_zero, generate_one_element_init): Use it.
872 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
874 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
877 2007-02-14 Joseph Myers <joseph@codesourcery.com>
879 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
880 types as aggregates not scalars.
881 * function.c (assign_stack_temp_for_type): Likewise.
883 2007-02-14 Roger Sayle <roger@eyesopen.com>
884 Zdenek Dvorak <dvorakz@suse.cz>
886 * tree-dump.c (dump_switch_p_1): Require exact match of the option
889 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
891 * passes.c (next_pass_1): Clear the next field of the copied
894 2007-02-14 Richard Henderson <rth@redhat.com>
896 * tree-sra.c (early_sra): New.
897 (decl_can_be_decomposed_p): Deny va_list if early_sra.
898 (tree_sra_early, pass_sra_early): New.
899 * tree-pass.h (pass_sra_early): Declare.
900 * passes.c (init_optimization_passes): Use it.
902 2007-02-14 Richard Guenther <rguenther@suse.de>
904 * flags.h (issue_strict_overflow_warning): Convert to a macro.
906 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
908 PR tree-optimization/30771
909 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
911 (vect_analyze_operations): Induction phis can now be marked as
913 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
914 Update documentation accordingly.
916 2007-02-14 Nick Clifton <nickc@redhat.com>
918 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
919 most 3 arguments are supported.
920 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
922 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
924 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
925 Ensure dst->current is valid.
927 2007-02-13 Paul Brook <paul@codesourcery.com>
929 * config.gcc: Add arm*-*-uclinux-*eabi.
930 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
931 (SUBTARGET_EXTRA_LINK_SPEC): Define.
932 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
933 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
936 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
938 * config/arm/uclinux-eabi.h: New file.
939 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
940 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
943 2007-02-13 Ian Lance Taylor <iant@google.com>
945 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
946 * flags.h (warn_strict_overflow): Declare.
947 (enum warn_strict_overflow_code): Define.
948 (issue_strict_overflow_warning): New static inline function.
949 * opts.c (warn_strict_overflow): New variable.
950 (common_handle_option): Handle OPT_Wstrict_overflow and
951 OPT_Wstrict_overflow_.
952 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
954 * fold-const.c: Include intl.h.
955 (fold_deferring_overflow_warnings): New static variable.
956 (fold_deferred_overflow_warning): New static variable.
957 (fold_deferred_overflow_code): New static variable.
958 (fold_defer_overflow_warnings): New function.
959 (fold_undefer_overflow_warnings): New function.
960 (fold_undefer_and_ignore_overflow_warnings): New function.
961 (fold_deferring_overflow_warnings_p): New function.
962 (fold_overflow_warning): New static function.
963 (make_range): Add strict_overflow_p parameter. Change all
965 (extract_muldiv, extract_muldiv_1): Likewise.
966 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
967 tree_expr_nonnegative_p.
968 (fold_negate_expr): Call fold_overflow_warning.
969 (fold_range_test): Likewise.
970 (fold_comparison): Likewise.
971 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
972 instead of tree_expr_nonnegative_p.
973 (tree_expr_nonnegative_warnv_p): Rename from
974 tree_expr_nonnegative_p, add strict_overflow_p parameter.
975 (tree_expr_nonnegative_p): New function.
976 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
977 strict_overflow_p parameter.
978 (tree_expr_nonzero_p): New function.
979 * passes.c (verify_interpass_invariants): New static function.
980 (execute_one_pass): Call it.
981 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
983 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
984 (estimate_numbers_of_iterations): Likewise.
985 (scev_probably_wraps_p): Likewise.
986 * tree-ssa-ccp.c: Include "toplev.h".
987 (evaluate_stmt): Defer fold overflow warnings until we know we are
989 (struct fold_stmt_r_data): Add stmt field.
990 (fold_stmt_r): Defer fold overflow warnings until we know we
992 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
993 (fold_stmt_inplace): Likewise.
994 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
995 (cleanup_control_expr_graph): Defer fold overflow warnings until
996 we know we are going to optimize.
997 * tree-cfg.c (fold_cond_expr_cond): Likewise.
998 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1000 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1001 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1002 * tree-ssa-loop-manip.c (create_iv): Likewise.
1003 * c-typeck.c (build_conditional_expr): Likewise.
1004 (build_binary_op): Likewise.
1005 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1006 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1007 (extract_range_from_unary_expr): Likewise.
1008 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1009 assuming that signed overflow does not occur.
1010 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1011 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1012 (fold_defer_overflow_warnings): Declare.
1013 (fold_undefer_overflow_warnings): Declare.
1014 (fold_undefer_and_ignore_overflow_warnings): Declare.
1015 (fold_deferring_overflow_warnings_p): Declare.
1016 (tree_expr_nonzero_warnv_p): Declare.
1017 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1019 (Warning Options): Document -Wstrict-overflow.
1020 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1021 (tree-ssa-ccp.o): Likewise.
1022 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1023 (fold-const.o): Depend on intl.h.
1025 2007-02-13 Ian Lance Taylor <iant@google.com>
1028 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1031 2007-02-13 Stuart Hastings <stuart@apple.com>
1033 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1035 2007-02-13 Richard Henderson <rth@redhat.com>
1037 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1038 handled_component_p before looking for the indirect_ref.
1040 2007-02-13 Richard Henderson <rth@redhat.com>
1042 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1043 remove flags clobber.
1044 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1045 (bswaphi_lowpart): New.
1046 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1047 remove TARGET_BSWAP test. Delete expander of the same name.
1049 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1050 (expand_unop): Use them.
1052 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1054 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1055 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1056 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1057 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1058 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1059 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1060 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1061 assembler dialect choice from asm templates.
1063 2007-02-12 Richard Henderson <rth@redhat.com>
1065 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1066 (fixuns_trunc<SSEMODEF>si2): Use it.
1067 * config/i386/sse.md (vec_setv4sf_0): Export.
1068 * config/i386/i386.c (ix86_build_const_vector): Export.
1069 (ix86_split_convert_uns_si_sse): Rename from
1070 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1071 * config/i386/i386-protos.h: Update.
1073 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1076 * c-typeck.c (c_finish_return): Improve warning message.
1078 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1080 * alias.c (find_symbolic_term): Delete unused function.
1082 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1084 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1085 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1086 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1088 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1090 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1091 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1092 the function, temporarily point the debug interface to the null one.
1094 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1096 * dwarf2out.c (round_up_to_align): New static function.
1097 (field_byte_offset): Use it to round the offset.
1099 2007-02-12 Richard Henderson <rth@redhat.com>
1101 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1102 (inswl_const): Export.
1104 2007-02-12 Richard Henderson <rth@redhat.com>
1106 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1107 result mode of the libcall, convert back to outmode.
1109 2007-02-12 Roger Sayle <roger@eyesopen.com>
1111 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1112 (bswapdi2): New define_expand to implement 32-bit implementation.
1114 2007-02-12 Nick Clifton <nickc@redhat.com>
1116 * doc/invoke.texi (Overall Options): Document --help=.
1117 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1118 (cc1_options): Pass --help= on to cc1.
1119 (display_help): Add description of --help=.
1120 (process_command): Add code to handle --help=. Allow translated
1121 --help and --target-help switches to be passed on to compiler
1123 (main): Remove unused if statement.
1124 * opts.c (columns): Remove.
1125 (LEFT_COLUMN): Define.
1126 (wrap_help): Add columns argument.
1127 (print_filtered_help): Change parameters to be an include bitmask,
1128 an exclude bitmask, an any bitmask and the column width. Move the
1129 code to display the params list here. Add code to display the
1130 status of options rather than their descriptions if the quiet flag
1132 (print_specific_help): Change parameters to be an include bitmask,
1133 an exclude bitmask and an any bitmask. Move code to look up the
1134 column width here. Decide upon the title for an options listing.
1135 (common_handle_options): Add code to handle --help=. Adapt code
1136 for --help and --target-help to use the revised form of the
1137 print_specific_help function.
1138 (print_help): Delete.
1139 (print_param_help): Delete.
1140 (print_switch): Delete.
1141 * opts.h (cl_lang_count): Add prototype.
1142 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1143 CL_MAX_OPTION_CLASS): New defines.
1144 * optc-gen.awk: Add construction of cl_lang_count.
1145 * c.opt: Add Warning attribute to warning options and Optimization
1146 attribute to optimization options.
1147 * common.opt: Likewise.
1149 Add -fhelp and -ftarget-help as aliases for the transformed --help
1150 and --target-help options.
1151 * opt-functions.awk: Add code to handle Warning and Optimization
1154 2007-02-12 Richard Henderson <rth@redhat.com>
1156 * config/alpha/constraints.md: New file.
1157 * config/alpha/alpha.c: Include tm-constrs.h.
1158 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1159 alpha_extra_constraint): Remove.
1160 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1161 * config/alpha/alpha-protos.h: Update.
1162 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1163 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1164 (EXTRA_CONSTRAINT): Remove.
1165 * config/alpha/alpha.md: Include constraints.md.
1166 (adddi splitter): Use satisfies_constraint_*.
1167 * config/alpha/predicates.md (add_operand): Likewise.
1168 (sext_add_operand, addition_operation): Likewise.
1170 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1172 PR tree-optimization/29145
1173 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1174 in our handling of restrict qualified pointers.
1176 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1179 * doc/invoke.texi (Wunused-value): Update description.
1180 (Wextra): Delete item.
1181 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1182 value of Wunused-value.
1183 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1184 (c_finish_stmt_expr): Don't check extra_warnings.
1185 (emit_side_effect_warnings): The caller is responsible to check
1188 2007-02-11 Roger Sayle <roger@eyesopen.com>
1189 Matt Thomas <matt@3am-software.com>
1191 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1193 2007-02-11 Roger Sayle <roger@eyesopen.com>
1195 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1196 comparisons of POPCOUNT against zero.
1197 (simplify_const_relational_operation): Likewise.
1199 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1201 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1203 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1205 * dwarf2out.c (root_type): Delete unused function.
1207 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1209 * genattrtab.c (contained_in_p): Delete unused function.
1210 (write_expr_attr_cache): Likewise.
1212 2007-02-11 Jan Hubicka <jh@suse.cz>
1214 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1217 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1219 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1220 to add the REG_EQ* note.
1221 * see.c (see_merge_one_use_extension): Likewise.
1222 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1223 turn REG_EQUAL notes into REG_EQUIV notes if the target
1224 register may have more than one set.
1225 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1226 * gcse.c (try_replace_reg): Likewise.
1227 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1228 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1229 more than one REG_EQUIV note.
1230 * reload1.c (gen_reload): Use set_unique_reg_note.
1232 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1234 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1235 (ix86_builtin_conversion): New function.
1237 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1240 * tree.h (DECL_REPLACEABLE_P): New macro.
1241 * except.c (set_nothrow_function_flags): Likewise.
1243 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1244 Ira Rosen <irar@il.ibm.com>
1245 Dorit Nuzman <dorit@il.ibm.com>
1247 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1248 * targhooks.c (default_builtin_vectorized_conversion): New.
1249 * targhooks.h (default_builtin_vectorized_function): New declaration.
1250 * target.h (struct vectorize): Add builtin_conversion field.
1251 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1252 stmt_vec_info_type value.
1253 (vectorizable_conversion): New declaration.
1254 * tree-vect-analyze.c (vect_analyze_operations): Add
1255 vectorizable_conversion call.
1256 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1257 * tree-vect-transform.c (vectorizable_conversion): New function.
1258 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1259 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1261 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1262 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1263 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1264 or ALTIVEC_BUILTIN_VCFSX.
1266 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1269 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1270 CONST_DOUBLE and operand 0 is a hard register.
1271 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1272 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1273 is a hard floating-point register.
1275 2007-02-10 Richard Henderson <rth@redhat.com>
1276 Jakub Jelinek <jakub@redhat.com>
1277 Alexandre Oliva <aoliva@redhat.com>
1279 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1280 * builtin-types.def (BT_WORD): Make unsigned.
1281 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1282 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1283 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1284 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1285 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1286 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1288 * expr.c (emutls_var_address): New.
1289 (expand_expr_real_1): Expand emulated tls.
1290 (expand_expr_addr_expr_1): Likewise.
1291 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1292 * output.h (emutls_finish): Declare.
1293 * toplev.c (compile_file): Call it.
1294 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1295 address before wrapping in CONST.
1296 * varasm.c (emutls_htab, emutls_object_type): New.
1297 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1298 (get_emutls_object_name, get_emutls_object_type): New.
1299 (get_emutls_init_templ_addr, emutls_decl): New.
1300 (emutls_common_1, emutls_finish): New.
1301 (assemble_variable): When emulating tls, swap decls; generate
1302 constructor for the emutls objects.
1303 (do_assemble_alias): When emulating tls, swap decl and target name.
1304 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1306 * varpool.c (decide_is_variable_needed): Look at force_output.
1307 Recurse for emulated tls.
1308 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1309 with decide_is_variable_needed.
1310 * emutls.c: New file.
1311 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1312 tls_object for real tls.
1314 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1316 PR rtl-optimization/29599
1317 * reload1.c (eliminate_regs_in_insn): Take the destination
1318 mode into account when computing the offset.
1320 2007-02-09 Stuart Hastings <stuart@apple.com>
1321 Richard Henderson <rth@redhat.com>
1323 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1324 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1325 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1326 fixuns_truncdfhi2): New.
1327 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1328 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1329 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1330 (floatunssidf2): Allow nonimmediate source.
1331 * gcc/config/i386/sse.md (movdi_to_sse): New.
1332 (vec_concatv2di): Drop '*'.
1333 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1334 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1335 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1337 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1338 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1339 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1340 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1341 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1342 ix86_build_const_vector.
1343 (x86_emit_floatuns): Rewrite.
1345 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1347 * genautomata.c (longest_path_length): Delete unused function.
1348 (struct state): Delete unused longest_path_length.
1349 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1350 (get_free_state): Delete unused.
1352 2007-02-09 Jan Hubicka <jh@suse.cz>
1354 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1355 * doc/invoke.texi (inline-unit-growth): Update default value.
1357 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1358 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1359 (rebuild_cgraph_edges): Likewise.
1360 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1361 (dump_cgraph_node): Dump frequencies.
1362 (cgraph_clone_edge): Add frequency scales.
1363 (cgraph_clone_node): Add freuqnecy.
1364 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1365 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1366 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1367 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1368 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1369 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1370 (save_inline_function_body): Likewise.
1371 * ipa-inline.c: inluce rtl.h
1372 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1373 (cgraph_edge_badness): Use frequencies.
1374 (cgraph_decide_recursive_inlining): Update clonning.
1375 (cgraph_decide_inlining_of_small_function): Dump frequency.
1376 * predict.c (estimate_bb_frequencies): Export.
1377 * predict.h (estimate_bb_frequencies): Declare.
1378 * tree-inline.c (copy_bb): Watch overflows.
1379 (expand_call_inline): Update call of cgraph_create_edge.
1380 (optimize_inline_calls): Use TODO flags to update frequnecies.
1381 * passes.h: Include predict.h
1382 (init_optimization_passes): Move profile ahead.
1383 (execute_function_todo): Handle TODO_rebuild_frequencies.
1385 2007-02-09 Roger Sayle <roger@eyesopen.com>
1387 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1388 the insbl or inswl pattern into a register.
1390 2007-02-09 Roger Sayle <roger@eyesopen.com>
1392 * config/ia64/ia64.md (bswapdi2): New define_insn.
1394 2007-02-09 Richard Henderson <rth@redhat.com>
1396 * config/i386/constraints.md (Ym): New constraint.
1397 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1398 (movdi_1_rex64): Split sse and xmm general register moves from
1399 memory move alternatives. Use conditional register constraints.
1400 (movsf_1, movdf_integer): Likewise.
1401 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1402 (movdf_integer_rex64): New.
1403 (pushsf_rex64): Fix output constraints.
1404 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1405 (sse2_stored): Likewise.
1406 (sse2_storeq_rex64): New.
1407 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1408 amd and not generic.
1409 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1410 for optimize_size. Remove SF/DFmode hack.
1412 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1414 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1417 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1418 Richard Sandiford <richard@codesourcery.com>
1420 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1421 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1422 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1423 m68k/t-mlib to tmake_file.
1424 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1425 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1426 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1427 Allow it to be cf or m68k. Set m68k_arch_family. If that
1428 variable is not empty, add t-$m68k_arch_family to tmake_file.
1429 Add t-mlibs to tmake_file.
1430 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1431 * config/m68k/t-cf: New file.
1432 * config/m68k/t-m68k: Likewise.
1433 * config/m68k/t-mlibs: Likewise.
1434 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1435 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1436 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1437 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1438 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1440 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1441 (INSTALL_LIBGCC): Delete.
1442 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1443 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1444 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1445 (M68K_MLIB_CPU): Define.
1446 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1447 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1448 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1450 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1451 Richard Guenther <rguenther@suse.de>
1454 * fold-const.c (fold_comparison): Handle obfuscated comparisons
1455 against INT_MIN/INT_MAX.
1456 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
1457 file if a loop is removed.
1459 2007-02-09 Joseph Myers <joseph@codesourcery.com>
1461 * calls.c (store_one_arg): Pass correct alignment to
1462 emit_push_insn for non-BLKmode values.
1463 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
1464 unaligned stack slot via a suitably aligned slot.
1466 2007-02-08 DJ Delorie <dj@redhat.com>
1468 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
1470 (legal_subregs): Use unsigned char, make const.
1471 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
1473 2007-02-08 Paul Brook <paul@codesourcery.com>
1475 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
1476 special interworking needed.
1478 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
1480 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
1481 conditional to __SSE2__.
1482 (Entries below should have been added to first ChangeLog
1483 entry for amdfam10 dated 2007-02-05)
1484 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
1486 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
1488 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
1491 2007-02-08 DJ Delorie <dj@redhat.com>
1493 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
1494 * config/m32c/m32c.c (legal_subregs): New.
1495 (m32c_illegal_subreg_p): New.
1496 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
1497 unsupported subregs of hard regs.
1499 2007-02-08 Jan Hubicka <jh@suse.cz>
1501 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
1502 the same one; always update histograms.
1504 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1506 * passes.c (init_optimization_passes): Tidy comment.
1508 2007-02-08 Roger Sayle <roger@eyesopen.com>
1510 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
1511 strip zero_extend, bswap and rotates from POCOUNT's argument.
1512 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
1513 zero_extend and rotates from PARITY's argument.
1514 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
1515 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
1516 of an integer constant at compile-time.
1518 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1521 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
1523 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
1526 * tree-ssa-live.c (remove_unused_locals): Do not remove
1527 TREE_ADDRESSABLE variables.
1528 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
1529 * tree-ssa-operands.c (add_virtual_operand): Remove argument
1530 FOR_CLOBBER. Update all users.
1531 If VAR has an associated alias set, add a virtual operand for
1532 it if no alias is found to conflict with the memory reference.
1534 2007-02-07 Jan Hubicka <jh@suse.cz>
1535 Robert Kidd <rkidd@crhc.uiuc.edu>
1537 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
1539 2007-02-07 Ian Lance Taylor <iant@google.com>
1541 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
1543 2007-02-07 Roger Sayle <roger@eyesopen.com>
1545 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
1546 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
1547 tablejumpdi, movsi_to_cr_one): Remove constraints from
1548 define_expand's match_operands.
1550 2007-02-07 Roger Sayle <roger@eyesopen.com>
1552 * global.c (compute_regsets): Move declatation of "i" inside of
1553 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
1555 2007-02-07 Jakub Jelinek <jakub@redhat.com>
1558 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
1559 of INDIRECT_REF <RESULT_DECL>.
1561 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
1563 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
1564 Kaz Kojima <kkojima@gcc.gnu.org>
1567 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
1569 (sh_initialize_trampoline): Add parentheses to avoid a warning.
1571 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1573 * doc/loop.texi: Document possibility not to perform disambiguation
1574 of loops with multiple latches.
1575 * cfgloopmanip.c (alp_enum_p): Removed.
1576 (add_loop): Handle subloops. Use get_loop_body_with_size.
1577 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
1578 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
1579 the new forwarder block.
1580 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
1581 Handle the case latch is NULL.
1582 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
1583 when marking loop exits.
1584 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
1586 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
1587 disambiguate_loops_with_multiple_latches.
1588 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
1589 before fix_loop_structure.
1590 * cfgloop.c: Include pointer-set.h and output.h.
1591 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
1592 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
1593 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
1594 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
1595 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
1596 disambiguate_multiple_latches, get_loop_body_with_size,
1597 disambiguate_loops_with_multiple_latches): New functions.
1598 (flow_loop_dump): Dump multiple latch edges.
1599 (flow_loop_nodes_find): Handle loops with multiple latches.
1600 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
1601 (glb_enum_p): Modified.
1602 (get_loop_body): Use get_loop_body_with_size.
1603 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
1604 (AVOID_CFG_MODIFICATIONS): New constant.
1605 (disambiguate_loops_with_multiple_latches, add_loop,
1606 get_loop_body_with_size): Declare.
1607 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
1609 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
1612 * global.c (compute_regsets): New function.
1613 (global_alloc): Refactored ELIMINABLE_REGSET
1614 and NO_GLOBAL_ALLOC_REGS computation out.
1615 (rest_of_handle_global_alloc): Call compute_regsets()
1616 for non-optimizing case.
1618 2007-02-06 Richard Henderson <rth@redhat.com>
1620 * config/i386/constraints.md (Y2): Rename from Y.
1621 (Yi): New constraint.
1622 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
1623 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
1624 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
1625 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
1626 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
1627 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
1628 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
1629 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
1630 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
1631 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
1632 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
1633 vec_extractv2si_1): Change Y constraints to Y2.
1634 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
1635 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
1636 Change Y constraints to Y2.
1637 (sse2_loadld): Change Y constraints to x.
1639 2007-02-06 Roger Sayle <roger@eyesopen.com>
1641 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
1642 (parity<mode>2): New define_expand using rs6000_emit_parity.
1643 * config/rs6000/rs6000.c (rs6000_emit_popcount,
1644 rs6000_emit_parity): New functions.
1645 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
1646 rs6000_emit_parity): Prototype here.
1648 2007-02-06 Ian Lance Taylor <iant@google.com>
1650 * lower-subreg.c (simple_move_operand): Reject CONST.
1651 (resolve_clobber): Call validate_change rather than directly
1652 assigning to XEXP (pat, 0).
1654 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1656 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
1657 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
1658 (tree-cfg.o): Remove hashtab.h dependency.
1660 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
1661 (struct ivopts_data): Change niters to pointer_map_t.
1662 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
1663 (niter_for_exit): Create pointer_map on demand. Change for
1665 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
1666 (free_loop_data): Destroy data->niters if created and reset field.
1667 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
1668 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
1670 * tree-ssa-reassoc.c: Include pointer-set.h.
1671 (bb_rank): Change to long *.
1672 (operand_rank): Change to pointer_map_t.
1673 (find_operand_rank): Return long, -1 if not found. Declare as inline.
1674 (insert_operand_rank): Accept long.
1675 (operand_entry_hash, operand_entry_eq): Remove.
1676 (get_rank): Return long. Adjust for changes above.
1677 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
1679 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
1681 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
1682 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
1683 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
1685 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
1686 directly since it cannot be NULL.
1687 (get_vi_for_tree): Rewrite for pointer_map API.
1688 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
1689 (init_alias_vars): Create vi_for_tree as pointer_map.
1690 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
1692 * tree-cfg.c: Don't include hashtab.h.
1693 (edge_to_cases): Declare as pointer_map.
1694 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
1696 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
1697 (start_recording_case_labels): Create edge_to_cases as pointer_map.
1698 (end_recoding_case_labels): Cleanup edge_to_cases manually before
1700 (record_switch_edge): Delete.
1701 (get_cases_for_edge): Adjust for pointer_map API, inline
1702 record_switch_edge (rewritten for new API), remove goto.
1704 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1706 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
1707 * tree-nested.c: Include pointer-set.h.
1708 (var_map_elt, var_map_eq, var_map_hash): Delete.
1709 (struct nesting_info): Remove GTY marker. Change the two htab_t's
1711 (nesting_info_bitmap_obstack): New.
1712 (lookup_field_for_decl): Adjust for pointer_map API.
1713 (lookup_tramp_for_decl): Adjust for pointer_map API.
1714 (get_nonlocal_debug_decl): Adjust for pointer_map API.
1715 (get_local_debug_decl): Adjust for pointer_map API.
1716 (convert_nl_goto_reference): Adjust for pointer_map API.
1717 (convert_nl_goto_receiver): Adjust for pointer_map API.
1718 (create_nesting_tree): Create outside GGC space. Create bitmap on
1719 the new obstack. Create field_map and var_map as pointer_maps.
1720 (free_nesting_tree): Adjust for changes to create_nesting_tree.
1722 (lower_nested_functions): Move root here, no need to NULL it.
1723 Initialize and release the obstack.
1725 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
1727 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
1728 Remove prototypes and make them non-static.
1729 (struct tree_int_map): Remove.
1730 * tree.h (struct tree_int_map): Move here, turning TO into an
1732 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
1734 * tree.h (TREE_COMPLEXITY): Remove.
1735 (struct tree_exp): Remove complexity field.
1736 * tree.c (build1_stat): Don't set it.
1738 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
1739 Victor Kaplansky <victork@il.ibm.com>
1741 * tree-vectorizer.c (vect_is_simple_use): Support induction.
1742 (vect_is_simple_reduction): Support reduction with induction as
1743 one of the operands.
1744 (vect_is_simple_iv_evolution): Fix formatting.
1745 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
1746 formatting. Don't mark induction phis for vectorization.
1747 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
1748 * tree-vect-transform.c (get_initial_def_for_induction): New function.
1749 (vect_get_vec_def_for_operand): Support induction.
1750 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
1752 (vectorizable_reduction): Support reduction with induction as one of
1754 (vectorizable_type_demotion): Use def-type of stmt argument rather
1755 than dummy def-type.
1757 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
1758 flag_tree_scev_cprop.
1759 * common.opt (tree-scev-cprop): New flag.
1761 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
1762 call to vect_get_new_vect_var.
1764 2007-02-06 Ira Rosen <irar@il.ibm.com>
1766 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
1767 vectype is not NULL.
1768 (vect_pattern_recog_1): Likewise.
1770 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1772 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
1773 (fold_negate_expr): Likewise.
1775 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
1778 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
1779 even if cv-qualification is the same.
1781 2007-02-05 Geoffrey Keating <geoffk@apple.com>
1783 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
1784 __enable_execute_stack on completion.
1786 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1788 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
1789 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
1790 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
1791 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
1792 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
1793 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
1794 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
1795 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
1797 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1799 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
1800 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
1801 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
1802 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
1803 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
1804 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
1805 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
1806 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
1807 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
1808 umuldi3_highpart_rex64, umulsi3_highpart_insn,
1809 umulsi3_highpart_zext, smuldi3_highpart_rex64,
1810 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
1811 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
1812 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
1813 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
1814 sqrtextenddfxf2_i387): Added amdfam10_decode.
1816 * config/i386/athlon.md (athlon_idirect_amdfam10,
1817 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
1818 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
1819 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
1820 athlon_ivector_store_amdfam10): New define_insn_reservation.
1821 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
1824 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1826 * config/i386/athlon.md (athlon_call_amdfam10,
1827 athlon_pop_amdfam10, athlon_lea_amdfam10): New
1828 define_insn_reservation.
1829 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
1830 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
1831 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
1833 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1835 * config/i386/athlon.md (athlon_sseld_amdfam10,
1836 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
1837 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
1839 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1841 * config/i386/athlon.md (athlon_sseins_amdfam10): New
1842 define_insn_reservation.
1843 * config/i386/i386.md (sseins): Added sseins to define_attr type
1844 and define_attr unit.
1845 * config/i386/sse.md: Set type attribute to sseins for insertq
1848 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1850 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
1851 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
1852 ssecomi_load_amdfam10, ssecomi_amdfam10,
1853 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
1854 define_insn_reservation.
1855 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
1857 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1859 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
1860 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
1861 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
1862 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
1863 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
1864 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
1865 define_insn_reservation.
1867 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
1868 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
1869 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
1870 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
1871 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
1873 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1875 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
1876 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
1877 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
1878 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
1879 athlon_ssemul_load_k8): Added amdfam10.
1881 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1883 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
1884 (x86_sse_unaligned_move_optimal): New variable.
1886 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
1888 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
1889 for unaligned vector SSE double/single precision loads for AMDFAM10.
1891 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1893 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
1894 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
1895 Define TARGET_CPU_DEFAULT_amdfam10.
1896 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
1897 (processor_type): Add PROCESSOR_AMDFAM10.
1899 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
1900 processor_type in config/i386/i386.h.
1901 Enable imul peepholes for TARGET_AMDFAM10.
1903 * config.gcc: Add support for --with-cpu option for amdfam10.
1905 * config/i386/i386.c (amdfam10_cost): New variable.
1906 (m_AMDFAM10): New macro.
1907 (m_ATHLON_K8_AMDFAM10): New macro.
1908 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
1909 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
1910 x86_promote_QImode, x86_integer_DFmode_moves,
1911 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1912 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
1913 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
1914 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
1915 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
1916 Enable/disable for amdfam10.
1917 (override_options): Add amdfam10_cost to processor_target_table.
1918 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
1919 processor_alias_table.
1920 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
1921 (ix86_adjust_cost): Add code for amdfam10.
1923 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1925 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
1926 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
1927 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
1928 * config/i386/i386.h: Add builtin definition for SSE4A.
1929 * config/i386/i386.md: Add support for ABM instructions
1931 * config/i386/sse.md: Add support for SSE4A instructions
1932 (movntss, movntsd, extrq, insertq).
1933 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
1934 Add -march=amdfam10 flag.
1935 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
1936 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
1938 * doc/extend.texi: Add documentation for SSE4A builtins.
1940 2007-02-05 Bob Wilson <bob.wilson@acm.org>
1942 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
1944 2007-02-05 Richard Guenther <rguenther@suse.de>
1946 * tree-vectorizer.h (vectorizable_function): Add argument type
1947 argument, change return type.
1948 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
1949 * tree-vect-transform.c (vectorizable_function): Handle extra
1950 argument, return vectorized function decl.
1951 (build_vectorized_function_call): Remove.
1952 (vectorizable_call): Handle calls with result and argument types
1953 differing. Handle loop vectorization factor correctly.
1954 * targhooks.c (default_builtin_vectorized_function): Adjust for
1956 * targhooks.h (default_builtin_vectorized_function): Likewise.
1957 * target.h (builtin_vectorized_function): Add argument type
1959 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
1960 extra argument, allow vectorizing of lrintf.
1961 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
1962 documentation of target hook.
1964 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
1967 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
1968 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
1969 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
1971 2007-02-05 Roger Sayle <roger@eyesopen.com>
1973 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
1974 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
1975 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
1976 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
1977 before canonicalizing sincos to cexpi.
1978 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
1980 2007-02-05 Roger Sayle <roger@eyesopen.com>
1982 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
1983 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
1984 (alpha_init_builtins): Use alpha_add_builtins to process tables.
1986 2007-02-05 Roger Sayle <roger@eyesopen.com>
1988 * mips-tfile.c (initialize_init_file): Correct endianness test.
1990 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
1992 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
1995 2007-02-05 Richard Sandiford <richard@codesourcery.com>
1997 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
1998 saves in a PARALLEL before the register assignments.
2000 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2002 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2003 DWARF_FRAME_RETURN_COLUMN to be a general register.
2004 * dwarf2out.c (init_return_column_size): New function, split from...
2005 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2006 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2007 to be nongeneral registers.
2008 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2010 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2011 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2013 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2015 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2017 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2019 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2020 (remove_path): Use can_remove_branch_p and remove_branch instead
2021 of loop_delete_branch_edge.
2022 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2023 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2024 Update profile using scale_dominated_blocks_in_loop.
2025 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2026 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2027 (can_remove_branch_p, remove_branch): Declare.
2028 * tree-cfg.c (tree_can_remove_branch_p): New function.
2029 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2030 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2031 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2033 2007-02-05 Jan Hubicka <jh@suse.cz>
2036 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2037 nodes in cgraph, don't remove offline copy of the function.
2039 2007-02-04 Jan Hubicka <jh@suse.cz>
2041 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2042 vectors might cause maybe_lookup_element_for_expr to be called
2043 on non-sra-candidate.
2045 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2047 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2048 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2049 spelling conventions.
2051 2007-02-04 Richard Guenther <rguenther@suse.de>
2054 * fold-const.c (try_move_mult_to_index): Make sure to not
2055 overflow one dimension of a multi-dimensional array access.
2057 2007-02-04 Jan Hubicka <jh@suse.cz>
2059 * passes.c (init_optimization_passes): Reindent.
2061 2007-02-04 Jan Hubicka <jh@suse.cz>
2062 Eric Botcazou <ebotcazou@adacore.com>
2064 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2065 (execute_fixup_cfg): Break out the abnormal goto code.
2066 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2067 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2068 (optimize_inline_calls): Call make_nonlocal_label_edges.
2070 2007-02-04 Jan Hubicka <jh@suse.cz>
2072 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2073 true when something was changed.
2074 (rename_ssa_copies): When something was changed, do
2075 TODO_remove_unused_locals.
2076 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2077 add TODO_remove_unused_locals when instruction was removed.
2079 2007-02-04 Jan Hubicka <jh@suse.cz>
2081 * ipa-inline.c (try_inline): Improve debug output; work on already
2083 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2084 call try_inline for already inlined edges too when flattening;
2085 inline also functions that make callee growth but overall unit size
2088 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2090 * config/m32c/bitops.md, config/m32c/jump.md,
2091 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2092 config/m32r/m32r.h, config/m32r/m32r.md,
2093 config/m32r/predicates.md, config/m68hc11/larith.asm,
2094 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2095 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2096 config/mips/mips-protos.h, config/mips/mips.c,
2097 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2098 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2099 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2100 spelling conventions.
2102 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2103 Follow spelling conventions.
2105 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2107 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2108 warn about C++0x compatibility.
2110 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2112 * config/h8300/h8300.c, config/h8300/h8300.h,
2113 config/h8300/h8300.md: Follow spelling conventions.
2115 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2118 * combine.c (try_combine): Do not substitute source operand
2119 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2121 2007-02-03 Jan Hubicka <jh@suse.cz>
2123 PR gcov-profile/30650
2124 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2125 do not divide by zero for never executed counters.
2126 (tree_find_values_to_profile): Fix counters.
2127 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2129 2007-02-03 Ian Lance Taylor <iant@google.com>
2131 * lower-subreg.c (simple_move_operand): New static function,
2132 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2134 (simple_move): Call simple_move_operand.
2135 (find_decomposable_subregs): Add special handling of MEMs.
2136 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2137 meaning of return value. If we see a hard register, test whether
2138 it can store a word_mode value. Change all callers.
2140 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2142 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2143 ftrapv insns and expanders.
2144 (subdi3): Change define_expand operand 1 to arith11_operand, and
2145 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2146 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2147 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2151 * varasm.c (notice_global_symbol): Treat global objects as weak when
2154 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2156 * emit-rtl.c (dconstpi): Delete.
2158 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2159 * real.h (dconstpi): Delete.
2161 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2162 (fold_builtin_hypot): Likewise.
2164 2007-02-03 Tom Tromey <tromey@redhat.com>
2167 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2168 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2170 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2172 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2173 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2174 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2175 config/rs6000/cell.md, config/rs6000/darwin.h,
2176 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2177 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2178 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2179 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2180 typos. Follow spelling conventions.
2181 * doc/invoke.texi: Follow spelling conventions.
2183 2007-02-03 Roger Sayle <roger@eyesopen.com>
2185 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2186 canonicalization transformations that attempt to simplify integer
2187 constant comparisons to become comparisons against zero.
2189 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2191 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2193 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2194 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2196 2007-02-02 Mike Stump <mrs@apple.com>
2198 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2199 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2200 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2201 generate a branch island.
2203 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2205 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2206 (xtensa_legitimate_address_p): New.
2207 (xtensa_legitimize_address): New.
2208 (xtensa_output_addr_const_extra): New.
2209 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2211 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2212 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2213 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2214 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2215 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2216 (xtensa_legitimize_address): New.
2217 (xtensa_output_addr_const_extra): New.
2219 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2221 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2223 2007-02-02 Ian Lance Taylor <iant@google.com>
2225 * expmed.c (expand_divmod): Add comment.
2227 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2229 * emit-rtl.c (renumber_insns): Remove.
2230 * flags.h: Remove the extern for flag_renumber_insns.
2231 * rtl.h: Remove the prototype for renumber_insns.
2232 * toplev.c (flag_renumber_insns): Remove.
2234 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2236 Revert for x86 darwin:
2237 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2239 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2240 code before the following patch under TARGET_MACHO.
2241 (ix86_function_value_regno_p): Likewise.
2243 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2245 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2248 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2251 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2252 general or fp registers. Add comments.
2253 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2255 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2257 * pointer-set.c (insert_aux): Only return insertion slot.
2258 (pointer_set_insert): Adjust.
2259 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2260 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2261 pointer_map_traverse): New.
2262 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2263 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2264 pointer_map_contains, pointer_map_traverse): Declare.
2266 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2269 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2270 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2272 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2274 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2276 (struct _dep): New type.
2277 (dep_t): New typedef.
2278 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2279 (DEP_STATUS): New access macro. The macro with the same name was
2280 renamed to DEP_LINK_STATUS.
2281 (dep_init): Declare function
2283 (struct _dep_link): New type.
2284 (dep_link_t): New typedef.
2285 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2286 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2287 (DEP_LINK_STATUS): New macro.
2288 (debug_dep_links): New debug function.
2290 (struct _deps_list): New type.
2291 (deps_list_t): New typedef.
2292 (DEPS_LIST_FIRST): New access macro.
2293 (FOR_EACH_DEP_LINK): New cycle macro.
2294 (create_deps_list, free_deps_list, delete_deps_list): Declare
2296 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2297 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2298 (copy_deps_list_change_con): Ditto.
2300 (move_dep_link): Declare function.
2302 (struct _dep_node): New type.
2303 (dep_node_t): New typedef.
2304 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2306 (struct haifa_insn_data.back_deps): New field to hold backward
2307 dependencies of the insn.
2308 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2310 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2311 Change its type to deps_list_t.
2312 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2313 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2314 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2316 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2318 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2320 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2322 (dep_cost): Declare.
2324 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2325 (ds_to_dk, dk_to_ds): New functions.
2327 (init_dep_1): New static function.
2328 (init_dep): New function.
2329 (copy_dep): New static function.
2331 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2333 (detach_dep_link): New static function.
2334 (move_dep_link): New function.
2336 (dep_links_consistent_p, dump_dep_links): New static functions.
2337 (debug_dep_links): New debugging function.
2339 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2341 (alloc_deps_list, init_deps_list): New static functions.
2342 (create_deps_list): New function.
2343 (clear_deps_list): New static function.
2344 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2345 (deps_list_consistent_p, dump_deps_list): New static functions.
2346 (debug_deps_list): New function.
2347 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2349 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2351 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2352 use new scheduler dependencies lists.
2353 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2354 (sched_analyze): Ditto. Initialize dependencies lists.
2355 (add_forw_dep, compute_forward_dependences): Update to use new
2356 scheduler dependencies lists.
2358 (init_dependency_caches): Init deps_obstack.
2359 (free_dependency_caches): Free deps_obstack.
2361 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2362 new scheduler dependencies lists.
2363 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2364 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2366 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2367 Update to use new scheduler dependencies lists.
2368 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2369 (debug_dependencies): Ditto.
2370 (schedule_region): Update comments.
2372 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2373 scheduler dependencies lists.
2374 (schedule_ebb): Update comments.
2376 * rtl.def (DEPS_LIST): Remove.
2378 * lists.c (unused_deps_list): Remove.
2379 (free_list): Update assertions.
2381 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2382 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2384 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2385 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2387 * haifa-sched.c (comments): Update.
2388 (insn_cost1): Remove. Inline the code into insn_cost ().
2389 (insn_cost): Update to use new scheduler dependencies lists. Move
2390 processing of the dependency cost to dep_cost ().
2391 (dep_cost): New function. Use it instead of insn_cost () when
2392 evaluating cost of the dependency. Use compatible interface to
2393 interact with the target.
2394 (priority): Update to use new scheduler dependencies lists.
2395 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2396 with greater number of insns that depend on the insn.
2397 (schedule_insn): Update to use new scheduler dependencies lists. Add
2398 code to free backward dependencies lists. Inline and optimize code
2399 from resolve_dep () - see PR28071.
2400 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2401 lists. Update call to targetm.sched.is_costly_dependence hook.
2403 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2404 scheduler dependencies lists.
2406 (resolve_dep): Remove. Move the logic to schedule_insn ().
2407 (init_h_i_d): Initialize dependencies lists.
2409 (process_insn_depend_be_in_spec): Rename to
2410 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2412 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2413 Update to use new scheduler dependencies lists.
2414 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2416 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2417 new scheduler dependencies lists.
2418 (build_intra_loop_deps): Ditto.
2420 * target.h (struct _dep): Declare to use in
2421 gcc_target.sched.is_costly_dependence.
2422 (struct gcc_target.sched.adjust_cost): Fix typo.
2423 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2424 single dep_t parameter instead of an equivalent triad.
2425 (struct gcc_target.sched.adjust_cost_2): Remove.
2427 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2429 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2431 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2433 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2435 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2436 (REG_DEP_TRUE): Document.
2438 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2439 Change signature to correspond to the targetm.sched.adjust_cost hook.
2440 Update use in TARGET_SCHED_ADJUST_COST_2.
2441 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2442 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2443 new scheduler dependencies lists.
2444 (ia64_gen_check): Ditto.
2446 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2449 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2450 signature to correspond to the targetm.sched.is_costly_dependence hook.
2451 (is_costly_group): Update to use new scheduler dependencies lists.
2453 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
2454 instead of INSN_COST () macro.
2456 2007-02-01 Ian Lance Taylor <iant@google.com>
2458 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
2460 2007-02-01 Guy Martin <gmsoft@gentoo.org>
2462 * pa.md (tp_load): Correct mfctl instruction syntax.
2464 2007-02-01 Geoffrey Keating <geoffk@apple.com>
2466 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
2467 altivec_padding_size calculation on AIX. Improve comment, add
2468 assert to verify that it's right.
2470 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
2473 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
2476 * global.c (global_alloc): Add mising initialization of
2479 2007-02-01 Roger Sayle <roger@eyesopen.com>
2481 * alias.c (init_alias_analysis): Correct whitespace.
2482 * bb-reorder.c (fix_edges_for_rarely_executed_code,
2483 partition_hot_cold_basic_blocks): Likewise.
2484 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2485 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
2486 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2487 fold_builtin_snprintf_chk, fold_builtin_printf,
2488 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
2489 do_mpfr_arg3, do_mpfr_sincos): Likewise.
2490 * cfgcleanup.c (cleanup_cfg): Likewise.
2491 * cfgexpand.c (tree_expand_cfg): Likewise.
2492 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
2493 * function.c (get_next_funcdef_no): Likewise.
2494 * gengtype.c (main): Likewise.
2495 * genmodes.c (main): Likewise.
2496 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
2497 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
2498 * ifcvt.c (noce_emit_move_insn): Likewise.
2499 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
2501 * stor-layout.c (get_best_mode): Likewise.
2502 * tree-ssa-loop-niter.c (get_val_for): Likewise.
2503 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
2504 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
2505 perform_var_substitution, solve_graph): Likewise.
2506 * tree-vrp.c (vrp_finalize): Likewise.
2508 2007-02-01 Ian Lance Taylor <iant@google.com>
2510 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
2511 high part of a paradoxical subreg, return a constant zero.
2513 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
2515 * toplev.c (lang_dependent_init): Call init_set_costs.
2516 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
2518 2007-02-01 Richard Guenther <rguenther@suse.de>
2521 * fold-const.c (fold_negate_expr): Allow negating a
2522 constant if overflow does not change.
2524 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2526 * doc/c-tree.texi (Expression trees): Improve markup.
2527 * doc/tm.texi (Register Classes, Addressing Modes)
2528 (Floating Point): Fix spacing after abbreviations. Fix some
2531 2007-02-01 Ben Elliston <bje@au.ibm.com>
2533 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
2534 * doc/contrib.texi: Likewise.
2535 * doc/install.texi: Likewise.
2537 2007-01-31 Richard Henderson <rth@redhat.com>
2538 Ian Lance Taylor <iant@google.com>
2540 * lower-subreg.c: New file.
2541 * rtl.def (CONCATN): Define.
2542 * passes.c (init_optimization_passes): Add pass_lower_subreg and
2544 * emit-rtl.c (update_reg_offset): New static function, broken out
2545 of gen_rtx_REG_offset.
2546 (gen_rtx_REG_offset): Call update_reg_offset.
2547 (gen_reg_rtx_offset): New function.
2548 * regclass.c: Revert patch of 2006-03-05, restoring
2550 (clear_reg_info_regno): New function.
2551 * dwarf2out.c (concatn_loc_descriptor): New static function.
2552 (loc_descriptor): Handle CONCATN.
2553 * common.opt (fsplit_wide_types): New option.
2554 * opts.c (decode_options): Set flag_split_wide_types when
2556 * timevar.def (TV_LOWER_SUBREG): Define.
2557 * rtl.h (gen_reg_rtx_offset): Declare.
2558 (reg_scan_update): Declare.
2559 * regs.h (clear_reg_info_regno): Declare.
2560 * tree-pass.h (pass_lower_subreg): Declare.
2561 (pass_lower_subreg2): Declare.
2562 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
2563 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
2565 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
2566 * Makefile.in (OBJS-common): Add lower-subreg.o.
2567 (lower-subreg.o): New target.
2569 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2571 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
2573 2007-01-31 Anatoly Sokolov <aesok@post.ru>
2576 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
2578 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2581 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
2583 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
2585 * cfgloop.h: Include vec-prim.h.
2586 (enum li_flags): Remove LI_ONLY_OLD.
2587 (loop_iterator): Changed.
2588 (fel_next, fel_init): Iterate over loop tree.
2589 (FOR_EACH_LOOP_BREAK): New macro.
2590 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
2592 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
2593 * modulo-sched.c (sms_schedule): Ditto.
2594 * tree-vectorizer.c (vectorize_loops): Ditto.
2595 * doc/loop.texi: Update information on loop numbering and behavior of
2596 FOR_EACH_LOOP wrto new loops.
2597 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
2598 add_to_evolution_1): Test nestedness of loops instead of comparing
2600 * tree-chrec.c (chrec_fold_plus_poly_poly,
2601 chrec_fold_multiply_poly_poly, chrec_evaluate,
2602 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
2603 reset_evolution_in_loop): Ditto.
2604 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
2606 2007-01-31 Dirk Mueller <dmueller@suse.de>
2608 * c-common.c (warn_about_parentheses): Separate warning about
2609 un-parenthized sequence of comparison operators from the one
2610 which is supposed to warn about x <= y <= z.
2612 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
2614 * optabs.h (enum optab_index): Add new OTI_isinf.
2615 (isinf_optab): Define corresponding macro.
2616 * optabs.c (init_optabs): Initialize isinf_optab.
2617 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
2619 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
2620 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
2622 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
2623 expand_builtin_interclass_mathfn.
2624 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
2625 * config/i386/i386.md (UNSPEC_FXAM): New constant.
2626 (fxam<mode>2_i387): New insn pattern.
2627 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
2628 built-in functions as x87 inline asm.
2630 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2632 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
2634 2007-01-30 Eric Christopher <echristo@apple.com>
2636 * config.gcc: Add geode.
2638 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2640 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
2641 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
2642 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
2643 value-prof.c: Fix comment typos.
2645 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2648 * doc/invoke.texi (Wpointer-arith): Document warning.
2650 2007-01-30 Janis Johnson <janis187@us.ibm.com>
2652 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
2653 the list of discrepancies from the draft TR.
2655 2007-01-30 Dirk Mueller <dmueller@suse.de>
2658 * doc/invoke.texi (-Wreturn-type): Update description to
2661 2007-01-30 Richard Sandiford <richard@codesourcery.com>
2663 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
2665 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
2667 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
2668 to handle optabs that operate on floating point input argument and
2669 output to integer output.
2670 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
2671 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
2672 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
2673 expand_builtin_interclass_mathfn ().
2674 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
2676 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
2677 ilogbl built-in functions as x87 intrinsics.
2679 2007-01-30 Richard Guenther <rguenther@suse.de>
2682 * dwarf2out.c (reference_to_unused): Query varpool if the
2683 variable was output.
2685 2007-01-30 Richard Guenther <rguenther@suse.de>
2688 * passes.c (execute_one_pass): Reset in_gimple_form to not
2689 confuse non-unit-at-a-time mode.
2691 2007-01-29 Roger Sayle <roger@eyesopen.com>
2692 Richard Guenther <rguenther@suse.de>
2694 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
2695 avoid undefined behaviour on overflow. Use force_fit_type_double
2696 to construct the constant with the specified TREE_OVERFLOW.
2698 2007-01-29 Janis Johnson <janis187@us.ibm.com>
2700 * config/dfp-bit.c: Add parameterized support for fp exceptions.
2701 * config/dfp-bit.h: Ditto.
2703 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2705 * c-decl.c (pop_scope): Replace warnings with call to
2706 warn_for_unused_label.
2707 * c-common.h (warn_for_unused_label): Declare.
2708 * c-common.c (warn_for_unused_label): Define.
2710 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2712 * tree-optimize.c (update_inlined_to_pointers): Delete unused
2715 2007-01-29 Janis Johnson <janis187@us.ibm.com>
2717 * Makefile.in (USER_H): Remove decfloat.h.
2718 * ginclude/decfloat.h: Delete, moving contents to ...
2719 * ginclude/float.h: Add support for decimal floating point,
2720 guarded by __STDC_WANT_DEC_FP__.
2722 2007-01-29 Mike Stump <mrs@apple.com>
2724 * doc/gccint.texi (Top): Rename Loop Representation to Loop
2725 Analysis and Representation to resolve case insensitive conflict.
2726 * doc/loop.texi (Loop Analysis and Representation): Likewise.
2728 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
2730 * tree.h (struct tree_memory_tag): Add aliases member.
2731 (MTAG_ALIASES): New macro.
2732 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
2733 (add_may_alias): Remove pointer-set. Update for may_aliases being
2735 (mark_aliases_call_clobbered): Update for may_aliases being a
2737 (compute_tag_properties): Ditto.
2738 (create_partition_for): Ditto.
2739 (compute_memory_partitions): Ditto.
2740 (dump_may_aliases_for): Ditto.
2741 (is_aliased_with): Ditto.
2742 (add_may_alias_for_new_tag): Ditto.
2743 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
2744 (compute_is_aliased): New function.
2745 (compute_may_aliases): Call compute_is_aliased).
2746 (init_alias_info): Initialize alias_bitmap_obstack.
2747 (union_alias_set_into): New function.
2748 (compute_flow_sensitive_aliasing): Use union_aliases_into.
2749 (have_common_aliases_p): Rewrite to take two bitmaps and use
2751 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
2753 (finalize_ref_all_pointers): Update for add_may_alias changes.
2754 (new_type_alias): Ditto.
2755 * tree-flow-inline.h (may_aliases): Return a bitmap.
2756 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
2757 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
2758 may_aliases being a bitmap.
2759 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
2760 may_aliases now returns a bitmap.
2761 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
2763 * tree-ssa-operands.c (add_virtual_operand): Update for
2764 may_aliases being a bitmap.
2766 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
2768 PR tree-optimization/30630
2769 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
2770 variable as changed.
2772 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
2775 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
2776 expanded only once even if an error occurs.
2778 2007-01-29 Ben Elliston <bje@au.ibm.com>
2780 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
2781 (__gcov_average_profiler): Likewise.
2782 (__gcov_ior_profiler): Likewise.
2783 (__gcov_merge_ior): Likewise.
2785 2007-01-28 Jan Hubicka <jh@suse.cz>
2787 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
2788 * value-prof.c (stringop_block_profile): Likewise.
2790 2007-01-28 Jan Hubicka <jh@suse.cz>
2792 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
2793 variant handling histograms; add wrapper.
2794 (clear_storage_via_libcall): Export.
2795 (emit_block_move_hints): Break out from ...; add histograms.
2796 (emit_block_move): ... this one.
2797 (clear_storage_hints): Break out from ...; add histograms.
2798 (clear_storage): ... this one.
2799 (set_storage_via_memset): Handle histogram.
2800 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
2801 (clear_storage_hints, clear_storage_via_libcall): Declare.
2802 (set_storage_via_setmem): Update prototype.
2803 * doc/md.texi (movmem, setmem): Document new arguments.
2805 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
2807 (stringop_block_profile): New global function.
2808 (tree_stringops_values_to_profile): Profile block size and alignment.
2809 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
2811 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
2812 (stringop_block_profile): Declare.
2813 * builtins.c: Include value-prof.h.
2814 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
2815 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
2816 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
2817 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
2818 * profile.c (instrument_values): Add new counters.
2819 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
2821 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
2822 (tree_init_edge_profiler): Build new profilers.
2823 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
2824 (pass_tree_profile): Add dump.
2825 (tree_profile_hooks): Update.
2826 * Makefile.in (LIBGCOV): Add new constants.
2827 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
2828 __gcov_ior_profiler): New.
2829 * i386.md (movmem/setmem expanders): Add new optional arguments.
2831 2007-01-28 David Edelsohn <edelsohn@gnu.org>
2833 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
2835 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
2837 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
2838 (tree_unswitch_single_loop): Pass eni_size_weights to
2839 tree_num_loop_insns.
2840 * tree-ssa-loop-manip.c: Include tree-inline.h.
2841 (can_unroll_loop_p): Pass eni_size_weights to
2842 tree_num_loop_insns.
2843 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
2844 Pass eni_size_weights to estimate_num_insns.
2845 * tree.h (init_inline_once): Export.
2846 * toplev.c (backend_init): Call init_inline_once.
2847 * cgraphunit.c (cgraph_process_new_functions,
2848 cgraph_analyze_function): Pass eni_inlining_weights to
2850 * ipa-inline.c (compute_inline_parameters): Ditto.
2851 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
2852 to estimate_num_insns.
2853 (try_unroll_loop_completely): Pass eni_size_weights to
2854 tree_num_loop_insns.
2855 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
2856 ot estimate_num_insns.
2857 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
2858 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
2859 * tree-inline.c (eni_inlining_weights, eni_size_weights,
2860 eni_time_weights): New variables.
2861 (init_inline_once): Initialize them.
2862 (struct eni_data): Mew.
2863 (estimate_num_insns_1, estimate_num_insns): Use weights.
2864 * tree-inline.h (struct eni_weights_d): New.
2865 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
2866 (estimate_num_insns): Declaration changed.
2867 * cfgloop.h (tree_num_loop_insns): Declaration changed.
2868 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
2869 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
2871 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
2873 * tree-data-ref.c (conflict_fn): Assert that the number of affine
2874 relations in the conflict function is valid.
2876 2007-01-27 Ian Lance Taylor <iant@google.com>
2878 * common.opt: Add fstrict-overflow.
2879 * opts.c (decode_options): Set flag_strict_overflow if -O2.
2880 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
2881 (TYPE_OVERFLOW_UNDEFINED): Define.
2882 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
2884 * tree.h (TYPE_TRAP_SIGNED): Don't define.
2885 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
2886 (fold_negate_expr): Likewise.
2887 (make_range): Likewise.
2888 (extract_muldiv_1): Likewise.
2889 (maybe_canonicalize_comparison): Likewise.
2890 (fold_comparison): Likewise.
2891 (fold_binary): Likewise.
2892 (tree_expr_nonnegative_p): Likewise.
2893 (tree_expr_nonzero_p): Likewise.
2894 * tree-vrp.c (compare_values): Likewise.
2895 (extract_range_from_binary_expr): Likewise.
2896 (extract_range_from_unary_expr): Likewise.
2897 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
2899 (nowrap_type_p): Likewise.
2900 * tree-scalar-evolution.c (simple_iv): Likewise.
2901 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
2902 (build_range_check): Likewise.
2903 (extract_muldiv_1): Likewise.
2904 (fold_comparison): Likewise.
2905 * tree-vrp.c (vrp_int_const_binop): Likewise.
2906 (extract_range_from_unary_expr): Likewise.
2907 * convert.c (convert_to_integer): Likewise.
2908 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
2909 (fold_comparison): Likewise.
2910 (fold_binary): Likewise.
2911 * optabs.c (optab_for_tree_code): Likewise.
2912 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
2913 * simplify-rtx.c (simplify_const_relational_operation): Check
2914 flag_strict_overflow and flag_trapv.
2915 (simplify_const_relational_operation): Likewise.
2916 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
2917 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
2920 2007-01-27 Roger Sayle <roger@eyesopen.com>
2922 * tree.c (tree_fold_gcd): Delete.
2923 * tree.h (tree_fold_gcd): Remove prototype.
2924 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
2925 test whether one constant integer is a multiple of another. Instead
2926 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
2927 * fold-const.c (multiple_of_p): We've determined both TOP and
2928 BOTTOM are integer constants so we can call int_const_binop directly
2929 instead of the more generic const_binop.
2931 2007-01-27 Roger Sayle <roger@eyesopen.com>
2933 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
2934 1*X check that the constant hasn't overflowed, to preserve the
2936 (round_up): Provide an efficient implementation when rouding-up an
2937 INTEGER_CST to a power-of-two.
2939 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2941 * doc/sourcebuild.texi: Add comma for clarity.
2942 * doc/extend.texi: Fix some typos.
2943 * doc/passes.texi: Likewise.
2944 * doc/cppinternals.texi: Likewise.
2945 * doc/c-tree.texi: Likewise.
2946 * doc/tree-ssa.texi: Likewise.
2947 * doc/install.texi: Likewise.
2949 2007-01-27 Jan Hubicka <jh@suse.cz>
2951 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
2952 (pass_sra): Do not require alias information.
2953 * passes.c (init_optimization_passes): Add SRA
2955 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
2957 * tracer.c (rest_of_handle_tracer): We already cleaned
2958 up the CFG in tracer() so don't do it here again.
2959 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
2960 cleanup_cfg here, either. And don't call renumber_insns.
2962 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
2963 and BB_HEAD are in the insn stream here. Instead make sure
2964 that BB_INSN is valid on all insns. Also, do check here that
2965 there are no pending branch predictions...
2966 (rtl_verify_flow_info): ...instead of doing it here. Checks
2967 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
2970 2007-01-26 Roger Sayle <roger@eyesopen.com>
2972 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
2973 function to simplify/factorize operand order canonicalization.
2974 (ix86_fixup_binary_operands): Reorganize using the above function.
2975 (ix86_binary_operator_ok): Likewise.
2977 2007-01-27 Jakub Jelinek <jakub@redhat.com>
2979 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
2980 file scope from optimize_attrs.
2981 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
2983 (optimize_attrs): Clear insn_code_values after freeing it.
2985 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
2987 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
2988 a parts.base assignment.
2990 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
2992 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
2993 (compute_subscript_distance, initialize_data_dependence_relation,
2994 finalize_ddr_dependent, analyze_ziv_subscript,
2995 analyze_siv_subscript_cst_affine,
2996 compute_overlap_steps_for_affine_univar,
2997 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
2998 analyze_siv_subscript, analyze_miv_subscript,
2999 analyze_overlapping_iterations, subscript_dependence_tester_1,
3000 compute_self_dependence, free_dependence_relation): Work
3001 with affine_fn instead of chrecs.
3002 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3003 common_affine_function, affine_function_base,
3004 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3005 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3006 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3007 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3008 (all_chrecs_equal_p): Removed.
3009 * tree-data-ref.h (affine_fn, conflict_function): New types.
3010 (struct subscript): Change type of conflicting_iterations_in_a
3011 and conflicting_iterations_in_b.
3013 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3016 * config/pa/pa.h (TARGET_HPUX_11): New.
3017 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3018 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3020 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3021 Richard Guenther <rguenther@suse.de>
3023 * tree-ssa-structalias.c (solve_graph): Handle case
3024 we merged the variable to another.
3026 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3028 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3031 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3032 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3034 2007-01-25 DJ Delorie <dj@redhat.com>
3036 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3037 allow changes to modes which don't fit in those registers.
3039 * reload1.c (choose_reload_regs): Check for invalid subregs before
3040 computing their locations, not after.
3042 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3045 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3046 save Altivec registers in an eh_return function.
3047 (compute_vrsave_mask): Likewise.
3048 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3049 for saving Altivec registers.
3050 (rs6000_emit_prologue): Don't allocate stack twice in
3051 eh_return function. Correct expected value of altivec_save_offset
3052 when using save_world. Describe save of R0 to stack when using
3053 save_world. Describe stack pointer adjustment when using
3054 save_world. Remove duplicated eh_return parameter register saving.
3055 Update sp_offset variable after save_world.
3056 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3058 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3059 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3062 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3064 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3066 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3069 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3070 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3072 2007-01-25 Richard Guenther <rguenther@suse.de>
3074 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3075 * common.opt (-Wcoverage-mismatch): New warning option.
3076 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3077 if -Wcoverage-mismatch is given.
3079 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3081 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3082 (ipcp_driver): Change to static definition.
3083 Add dumping of the ifunctions.
3084 (constant_val_insert): Remove unused parameter. Support for SSA.
3085 (ipcp_propagate_const): Support for SSA.
3086 (ipcp_profile_bb_print): Print only analyzed nodes.
3087 (ipcp_replace_map_create): Remove support for Fortran constant
3089 * ipa-prop.c (ipa_method_modify_stmt,
3090 ipa_callsite_compute_param): Support for SSA.
3091 * ipa-prop.h (ipcp_driver): Remove declaration.
3092 (IS_VALID_TREE_MAP_INDEX): Add define.
3094 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3096 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3098 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3101 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3102 constant argument to cabs and do it without checking for
3103 -funsafe-math-optimizations.
3105 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3107 * c-common.h (RID_FIRST_CXX0X): New.
3108 (RID_LAST_CXX0X): New.
3109 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3111 * c.opt (Wc++0x-compat): New.
3112 * doc/invoke.texi (-Wc++0x-compat): Document.
3114 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3116 * builtins.c (fold_builtin_carg): New.
3117 (fold_builtin_1): Use it.
3119 2007-01-24 Jan Hubicka <jh@suse.cz>
3121 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3123 * ipa-inline.c (initial_insns, max_insns): Delete.
3124 (compute_max_insns): New function.
3125 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3126 of insns as base for code growth.
3127 (cgraph_decide_inlining): Make initial_insns local; do not compute
3129 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3130 * doc/invoke.texi (inline-unit-growth): Update docs.
3132 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3134 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3135 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3136 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3137 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3138 for CPUs that have PTA_CX16 set.
3141 * gimplify.c (omp_check_private): New function.
3142 (gimplify_scan_omp_clauses): Use it for
3143 firstprivate/lastprivate/reduction.
3146 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3147 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3150 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3151 If lower_lastprivate_clauses emits some statements, append them
3152 to dlist rather than body_p and to body_p append an initializer.
3153 (lower_omp_for): Adjust caller.
3155 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3157 * target.h (globalize_decl_name): New.
3158 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3159 * output.h (default_globalize_decl_name): New.
3160 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3162 (globalize_decl): Ditto.
3163 (default_globalize_decl_name): New.
3164 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3165 (ia64_handle_version_id_attribute): New.
3166 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3167 (ia64_asm_output_external): Use globalize_decl_name instead
3169 * doc/extend.texi (version_id): New pragma.
3170 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3172 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3174 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3175 _uleb128_t and _Unwind_SWord with _sleb128_t.
3176 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3177 uw_frame_state_for, uw_update_context_1): Likewise.
3178 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3179 * unwind-pe.h (read_uleb128, read_sleb128,
3180 read_encoded_value_with_base): Likewise.
3181 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3183 2007-01-24 Richard Guenther <rguenther@suse.de>
3185 * builtins.c (expand_builtin_cexpi): Get the fndecl
3186 for cexp in the correct way.
3188 2007-01-24 Jan Hubicka <jh@suse.cz>
3190 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3192 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3194 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3195 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3196 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3197 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3198 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3199 __SIZEOF_PTRDIFF_T__.
3200 * doc/cpp.texi: Documentation for the new builtin macros added.
3202 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3204 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3205 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3206 instead of operands[2] to avoid access past the end of array.
3208 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3210 * reload1.c (emit_reload_insns): Pass the reload register
3211 for a non-spill output reload through forget_old_reloads_1.
3213 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3215 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3216 _SOFT_DOUBLE if doubles use software floating-point.
3217 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3218 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3219 * config/rs6000/darwin-ldouble.c: Also compile functions for
3220 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3221 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3222 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3223 commented-out long double override.
3224 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3225 * config/rs6000/eabispe.h: Likewise.
3226 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3227 long double for non-SPE.
3228 (rs6000_handle_option): Likewise.
3229 (invalid_e500_subreg): Disallow more subregs involding DImode,
3230 DFmode, TImode or TFmode.
3231 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3233 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3235 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3236 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3238 (rs6000_legitimate_address): Also check for TFmode for E500
3240 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3241 (spe_build_register_parallel): Handle TFmode and TCmode.
3242 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3244 (function_arg): Handle TFmode and TCmode for E500 double.
3245 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3247 (print_operand): Handle TFmode and TImode for %y.
3248 (rs6000_generate_compare): Handle TFmode comparisons for E500
3250 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3251 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3252 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3253 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3254 TFmode for E500 double.
3255 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3256 (floatsidf2): Enable for E500 double.
3257 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3258 (extenddftf2): Change to extenddftf2_fprs.
3259 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3260 depending on TARGET_E500_DOUBLE.
3261 (extendsftf2): Enable for E500 double.
3262 (trunctfdf2): Enable for E500 double.
3263 (trunctfsf2): Change to trunctfsf2_fprs.
3264 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3265 depending on TARGET_E500_DOUBLE.
3266 (floatsitf2): Enable for E500 double.
3267 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3268 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3269 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3270 (negtf2): Change to negtf2_internal.
3271 (negtf2): New expander.
3272 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3273 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3274 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3275 (movdi_internal32): Use rs6000_nonimmediate_operand.
3276 (unnamed splitter): Likewise.
3277 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3278 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3279 (SPE64TF, DITI): New mode macros.
3280 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3283 (frob_<mode>_di_2): New.
3284 (frob_tf_di_8_2): New.
3285 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3287 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3289 (frob_ti_<mode>_8_2): New.
3290 (frob_ti_tf_2): New.
3291 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3292 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3294 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3295 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3296 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3297 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3298 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3299 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3302 2007-01-23 Ian Lance Taylor <iant@google.com>
3304 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3306 (OBJS-archive): Reformat, alphabetize.
3307 (OBJS): Change out_object_file to OBJS-md.
3309 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3311 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3312 JUMP_P and CALL_P predicates where applicable.
3313 * config/i386/i386.c: Ditto.
3314 * config/i386/i386.md: Ditto.
3315 * config/i386/mmx.md: Ditto.
3316 * config/i386/predicates.md: Ditto.
3318 2007-01-22 Andreas Schwab <schwab@suse.de>
3320 * config/m68k/m68k.h: Fix comment.
3322 2007-01-22 Jan Hubicka <jh@suse.cz>
3324 * passes.c (init_optimization_passes): Do not rerun
3325 pass_early_warn_uninitialized.
3327 2007-01-22 Richard Guenther <rguenther@suse.de>
3329 PR tree-optimization/30038
3330 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3332 (execute_cse_sincos_1): Likewise.
3333 (execute_cse_sincos): Likewise.
3334 (gate_cse_sincos): Likewise.
3335 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3336 the cexpi() canonicalization of sincos().
3337 * tree-pass.h (pass_cse_sincos): Declare.
3338 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3340 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3342 PR rtl-optimization/29329
3343 * combine.c (replaced_rhs_insn): Rename to i2mod.
3344 (replaced_rhs_value): Rename to i2mod_new_rhs.
3345 (i2mod_old_rhs): New global variable.
3346 (combine_instructions): Adjust for above change. Save a copy of
3347 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3348 note are substituted in the second instruction.
3349 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3350 ditch the note if it pertains to the second eliminated register
3351 and this register is mentioned in i2mod_old_rhs.
3354 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3356 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3357 the insn to which the note was originally attached.
3359 2007-01-21 Jan Hubicka <jh@suse.cz>
3361 * ipa-inline.c (inlining_mode): Comment, move up.
3362 (cgraph_decide_inlining_incrementally): Do not perform inlining
3363 itself; fix handling of flattening of self recursive functions.
3364 (cgraph_find_cycles): Remove.
3365 (cgraph_flatten_node): Remove.
3366 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3367 (try_inline): New function.
3368 (cgraph_early_inlining): Update call of
3369 cgraph_decide_inlining_incrementally. Apply inlining here.
3370 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3372 2007-01-21 Dirk Mueller <dmueller@suse.de>
3375 * tree-vrp.c (check_array_bounds): do not warn
3376 about ADDR_EXPR's of ARRAY_REF's which are immediately
3377 used in binary expressions.
3379 2007-01-21 Ira Rosen <irar@il.ibm.com>
3381 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3382 read_write_dep and macros for its access.
3383 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3384 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3385 argument, call vect_check_interleaving for every independent pair of
3386 data-refs. Mark loads that access the same memory location as a store
3388 (vect_check_dependences): Remove.
3389 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3390 call, fix the call to vect_analyze_data_ref_dependence.
3391 (vect_analyze_data_ref_access): For statements that access the same
3392 data-ref, check that they are not stores; for loads, check that there
3393 is no store that access the same location.
3395 2007-01-20 Roger Sayle <roger@eyesopen.com>
3396 Joseph Myers <joseph@codesourcery.com>
3398 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3399 (-fdump-rtl-stack): Likewise.
3400 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3401 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3402 (-mpt-fixed): Use @minus{} for minus sign.
3403 (Using Precompiled Headers): Fix under/overfull hbox.
3405 2007-01-20 Jan Hubicka <jh@suse.cz>
3407 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3408 place within annotation.
3410 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3412 * pa.c (output_move_double): Change array size of xoperands to 4.
3414 2007-01-20 Jan Hubicka <jh@suse.cz>
3416 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3419 2007-01-19 Ian Lance Taylor <iant@google.com>
3421 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3422 constant to unsigned HOST_WIDE_INT before negating.
3424 2007-01-19 Ian Lance Taylor <iant@google.com>
3426 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3428 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3429 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3430 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3431 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3432 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3433 (realloc_vdef, realloc_vuse): Change second parameter to
3435 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
3437 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
3438 unsigned. Change x and lim locals to unsigned.
3439 (realloc_vdef, realloc_vuse): Change num_elem parameter to
3441 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
3442 (copy_virtual_operands): Change i and n locals to unsigned.
3444 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3447 * builtins.c (fold_builtin_1): Handle builtin fdim.
3449 2007-01-20 Jan Hubicka <jh@suse.cz>
3451 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
3452 * tree-ssa-structalias.c (compute_points_to_sets): Do call
3453 init_alias_heapvars.
3454 (init_alias_heapvars): Initialize only when not already initialized.
3455 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
3457 2007-01-19 Roger Sayle <roger@eyesopen.com>
3459 * common.opt (fsigned-zeros): New command line option.
3460 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
3461 of flag_unsafe_math_optimizations.
3462 * opts.c (set_fast_math_flags): The -ffast-math command line option
3463 implies -fno-signed-zeros.
3464 (fast_math_flags_set_p): Likewise.
3466 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
3467 the documentation of -ffast-math appropriately. Wrap long lines.
3469 2007-01-19 Steve Ellcey <sje@cup.hp.com>
3471 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
3472 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
3474 2007-01-19 Tomas Bily <tbily@suse.cz>
3476 * cgraphunit.c (cgraph_finalize_function): Updating of pid
3478 (tree_init_ic_make_global_vars): New function
3479 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
3480 (tree_gen_ic_profiler): New function
3481 (tree_gen_ic_func_profiler): New function
3482 (tree_profiling): Added calling of tree_gen_ic_func_profiler
3483 (tree_profile_hooks): Added hook for indirec/virtual calls
3484 * value-prof.c (tree_find_values_to_profile): New case for
3486 (tree_values_to_profile): Call for determining indirect/virtual
3488 (tree_indirect_call_to_profile): New function
3489 (tree_ic_transform): New function
3490 (tree_ic): New function
3491 (find_func_by_pid): New function
3492 (init_pid_map): New function
3493 (tree_value_profile_transformations): Added check for
3494 indirect/virtual call transformation
3495 * value-prof.h (enum hist_type): New counter type for
3496 indirect/virtual calls
3497 (profile_hooks): Added new hook for profiling indirect/virtual
3499 * profile.c (instrument_values): New case for indirect/virtual
3501 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
3502 (GCOV_COUNTER_V_INDIR): New counter type
3503 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
3504 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
3506 * cgraph.c: Definition of cgraph_max_pid
3507 (cgraph_create_node): Default init of pid attribute
3508 * cgraph.h: Declaration of cgraph_max_pid
3509 (struct cgraph_node): Added pid attribute
3510 * libgcov.c (__gcov_indirect_call_profiler): New function
3511 (__gcov_one_value_profiler_body): New function
3512 (__gcov_one_value_profiler): Body was moved to
3513 __gcov_one_value_profiler_body and calls it
3515 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
3517 * doc/gty.texi (Options): Document the mark_hook option to GTY.
3518 * gengtype.c (write_types_data, write_func_for_structure,
3519 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
3520 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
3521 (walk_type, write_func_for_structure): Generate the mark_hook if
3524 2007-01-19 Jan Hubicka <jh@suse.cz>
3526 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
3527 'early' argument take inlining mode argument specifying whether to
3528 inline for size/speeed or all functions; add support for flattening;
3530 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
3532 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3535 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
3536 the name of the declared identifier.
3538 2007-01-19 Dirk Mueller <dmueller@suse.de>
3540 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
3541 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
3542 duplicate evaluation.
3544 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3546 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
3547 Macroize expander using X87MODEF12 mode macro. Extend operand 1
3548 to XFMode, use acosxf2 and truncate result to requested mode.
3549 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
3550 (asin<mode>2): Similarly, with asin expanders.
3551 (*fscalexf4_i387): Rename from *fscalexf4.
3552 (expNcorexf3): New expander.
3553 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
3554 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
3555 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
3556 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
3557 patterns for SSE math.
3558 (exp10<mode>2): Similarly, with exp10 expanders.
3559 (exp2<mode>2): Similarly, with exp2 expanders.
3560 (expm1<mode>2): Similarly, with expm1 expanders.
3561 (ldexp<mode>3): Similarly, with ldexp expanders.
3562 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
3563 Use gen_truncxf<mode>2_i387_noop to truncate result.
3565 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3567 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
3568 for ColdFire targets.
3570 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
3571 Richard Sandiford <richard@codesourcery.com>
3573 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
3574 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
3575 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
3576 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
3577 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3578 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3580 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3582 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
3583 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
3584 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
3585 (*adddi_dilshr32_cf): New pattern.
3586 (adddi3, subdi3): Remove first alternatives.
3588 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3590 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
3591 implemented using move.l, do not use its cc result for floating-point
3594 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3596 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
3597 from accepting 's' constraints if flag_pic.
3599 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3601 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
3602 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
3603 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
3604 condition from TARGET_68881 to TARGET_HARD_FLOAT.
3606 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
3608 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
3609 ColdFire alternatives.
3610 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
3611 * config/m68k/m68k.md (clzsi2): Define for ColdFire
3612 architectures that support ff1 instruction.
3614 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3615 Julian Brown <julian@codesourcery.com>
3617 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
3618 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
3619 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
3622 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3624 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
3626 (output_move_const_into_data_reg, output_move_simode_const): Delete.
3627 * config/m68k/m68k.c (const_method, const_int_cost): Take a
3628 HOST_WIDE_INT instead of an rtx.
3629 (m68k_rtx_costs): Update call accordingly.
3630 (output_move_const_into_data_reg): Likewise. Fix formatting.
3631 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
3633 (output_move_simode_const): Update calls after above changes.
3634 Rework to use automatic variables and predicates like MEM_P.
3635 * config/m68k/m68k.md (pushexthisi_const): Update call to
3638 2007-01-19 Dirk Mueller <dmueller@suse.de>
3640 * tree-ssa-alias.c (perform_var_substitution): Fix typo
3643 2007-01-19 Richard Guenther <rguenther@suse.de>
3645 * builtins.c (expand_builtin_cexpi): Fall back to expanding
3646 via cexp in case sincos is not available.
3648 2007-01-19 Richard Guenther <rguenther@suse.de>
3650 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
3651 * defaults.h (TARGET_HAS_SINCOS): Default to off.
3652 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
3653 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
3654 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
3655 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
3656 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
3657 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
3659 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3661 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
3663 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
3664 (atan2xf3): Directly generate RTL pattern.
3665 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
3666 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3667 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3668 disable patterns for SSE math.
3669 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
3670 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3671 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3672 disable patterns for SSE math.
3674 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
3676 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
3678 2007-01-18 Roger Sayle <roger@eyesopen.com>
3680 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
3681 VIEW_CONVERT_EXPR to the same type as it's operand.
3683 2007-01-18 David Edelsohn <edelsohn@gnu.org>
3685 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
3686 configured for long double 128.
3688 2007-01-18 Mike Stump <mrs@apple.com>
3690 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
3693 2007-01-18 Michael Meissner <michael.meissner@amd.com>
3695 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
3698 2007-01-18 Jan Hubicka <jh@suse.cz>
3700 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
3701 greater than NUM_VOP_FREE_BUCKETS.
3703 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
3705 * tree-ssa-structalias.c: Update comments.
3706 (ptabitmap_obstack): Removed.
3708 (oldpta_obstack): Ditto.
3709 (stats): Add a few members.
3710 (struct variable_info): Remove node, complex, address_taken, and
3711 indirect_target members. Add oldsolution member.
3712 (new_var_info): Do not initialize removed members.
3713 (constraint_expr_type): Remove INCLUDES.
3714 (constraint_graph): Add size, implicit_preds, rep,
3715 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
3716 (FIRST_REF_NODE): New macro.
3717 (LAST_REF_NODE): Ditto.
3718 (FIRST_ADDR_NODE): Ditto.
3719 (find): New function.
3721 (dump_constraint): Do not handle INCLUDES.
3722 (insert_into_complex): Do not insert duplicate constraints.
3723 (condense_varmap_nodes): Renamed and rewritten into ...
3724 (merge_node_constraints): This. Also fix bug in handling of
3725 offseted copy constraints.
3726 (clear_edges_for_node): No longer need to deal with preds at all,
3727 or removing associated preds/succs.
3728 (merge_graph_nodes): Deal with indirect_cycles.
3729 Don't deal with predecessors.
3730 (add_implicit_graph_edge): New function.
3731 (add_pred_graph_edge): Ditto.
3732 (add_graph_edge): Don't deal with predecessors.
3733 (build_constraint_graph): Removed.
3734 (build_pred_graph): New function.
3735 (build_succ_graph): Ditto.
3736 (struct scc_info): Removed in_component. Added roots, dfs, and
3737 node_mapping. Remove visited_index, unification_queue.
3738 (scc_visit): Deal with union-find we do now.
3739 Deal with cycles with REF nodes.
3740 (collapse_nodes): Renamed and rewritten to ...
3741 (unify_nodes): This.
3742 (process_unification_queue): Removed.
3743 (topo_visit): Cleanup
3744 (do_da_constraint): Use find.
3745 (do_sd_constraint): Ditto.
3746 (do_ds_constraint): Ditto.
3747 (do_complex_constraint): Ditto.
3748 (init_scc_info): Update for removed and added members.
3749 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
3750 (find_indirect_cycles): This.
3751 (equivalence_class): New variable.
3752 (label_visit): New function.
3753 (perform_variable_substitution): Rewritten.
3754 (free_var_substitution_info): New function.
3755 (find_equivalent_node): Ditto.
3756 (move_complex_constraints): Ditto.
3757 (eliminate_indirect_cycles): Ditto.
3758 (solve_graph): Only propagate changed bits.
3759 Use indirect cycle elimination.
3761 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
3762 (tree_id_eq): Renamed to ...
3763 (tree_vi_eq): This. Update for member change
3764 (insert_id_for_tree): Renamed and rewritten to ...
3765 (insert_vi_for_tree): This.
3766 (lookup_id_for_tree): Renamed and rewritten to ...
3767 (lookup_vi_for_tree): This.
3768 (get_id_for_tree): Renamed and rewritten to ...
3769 (get_vi_for_tree): Ditto.
3770 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
3771 (process_constraint): Don't handle INCLUDES.
3772 Remove special ADDRESSOF case.
3773 (find_func_aliases): Rewrite to use vi functions instead of id
3775 (create_function_info_for): Ditto.
3776 (create_variable_info_for): Ditto.
3777 (intra_create_variable_infos): Ditto.
3778 (merge_smts_into): Ditto.
3779 (find_what_p_points_to): Ditto.
3780 (init_base_vars): Ditto.
3781 (init_alias_vars): Ditto.
3782 (remove_preds_and_fake_succs): New function.
3783 (dump_sa_points_to_info): Dump new stats.
3784 (dump_solution_for_var): Use find.
3785 (set_used_smts): Fix formatting.
3786 (compute_points_to_sets): Updated for new functions.
3787 (ipa_pta_execute): Ditto.
3789 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3790 Richard Sandiford <richard@codesourcery.com>
3792 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
3794 * calls.c (expand_call): If the return value is a PARALLEL,
3795 extract its first member.
3796 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
3797 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
3798 use FUNCTION_EXTRA_EPILOGUE.
3799 (m68k_function_value): Return a PARALLEL if the return value
3800 is of a pointer type.
3801 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
3802 (FUNCTION_EXTRA_EPILOGUE): Remove.
3803 * config/m68k/m68k.md (D0_REG): New constant.
3805 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3807 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
3808 output a NOP for empty epilogues.
3810 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3812 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
3813 before function. Extend register save check to include all
3814 registers, not just integer ones.
3816 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3818 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
3819 (m68k_use_return_insn): ...this.
3820 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
3821 * config/m68k/m68k.c (use_return_insn): Rename to...
3822 (m68k_use_return_insn): ...this.
3823 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
3826 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3828 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
3829 nearest even, fix denormal rounding overflow.
3831 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3833 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
3834 f%$smove and f%$move.
3835 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
3836 (extendsfdf2_cf): Use fdmove instead of f%&move.
3837 (truncdfsf2_cf): Use fsmove instead of f%$smove.
3838 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
3840 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3842 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
3845 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3847 * real.h (real_format): Add a canonical_nan_lsbs_set field.
3848 (coldfire_single_format): Declare.
3849 (coldfire_double_format): Likewise.
3850 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
3851 of qnan_msb_set to determine the lower bits of a canonical
3853 (encode_ieee_double): Likewise.
3854 (encode_ieee_quad): Likewise.
3855 (ieee_single_format): Initialize canonical_nan_lsbs_set.
3856 (mips_single_format): Likewise.
3857 (ieee_double_format): Likewise.
3858 (mips_double_format): Likewise.
3859 (ieee_extended_motorola_format): Likewise.
3860 (ieee_extended_intel_96_format): Likewise.
3861 (ieee_extended_intel_128_format): Likewise.
3862 (ieee_extended_intel_96_round_53_format): Likewise.
3863 (ibm_extended_format): Likewise.
3864 (mips_extended_format): Likewise.
3865 (ieee_quad_format): Likewise.
3866 (mips_quad_format): Likewise.
3867 (vax_f_format): Likewise.
3868 (vax_d_format): Likewise.
3869 (vax_g_format): Likewise.
3870 (i370_single_format): Likewise.
3871 (i370_double_format): Likewise.
3872 (decimal_single_format): Likewise.
3873 (decimal_double_format): Likewise.
3874 (decimal_quad_format): Likewise.
3875 (c4x_single_format): Likewise.
3876 (c4x_extended_format): Likewise.
3877 (real_internal_format): Likewise.
3878 (coldfire_single_format): New real_format.
3879 (coldfire_double_format): Likewise.
3880 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
3881 canonical_nan_lsbs_set.
3882 (pdp11_d_format): Likewise.
3883 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
3884 if TARGET_COLDFIRE_CPU.
3886 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3888 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
3889 (output_call, m68k_legitimize_call_address): Declare.
3890 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
3891 parenthesees. Add support for a 'W' constraint.
3892 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
3893 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
3894 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
3895 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
3897 (override_options): Initialize them. Do not set flag_no_function_cse
3898 for TARGET_ID_SHARED_LIBRARY.
3899 (m68k_output_pic_call): Delete.
3900 (m68k_legitimize_call_address): New function.
3901 (print_operand): Remove the %o prefix. Handle the %p prefix.
3902 (output_call): New function.
3903 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
3904 target address from the GOT if symbolic jumps are not allowed.
3905 * config/m68k/m68k.md (call, general_operand): Do not set
3906 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
3907 Merge separate flag_pic and !flag_pic define_insns into...
3908 (*call, *call_value): ...these new patterns. Match the address
3909 rather than the containing MEM and require it to be a call_operand.
3910 Use output_call to generate the asm template.
3911 * config/m68k/predicates.md (const_call_operand): New predicate.
3912 (call_operand): Likewise.
3914 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3916 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
3917 (STACK_GROWS_DOWNWARD): Define to 1.
3918 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
3919 comments, emphasizing that these values are only defaults.
3920 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
3921 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
3923 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3925 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
3927 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3928 Richard Sandiford <richard@codesourcery.com>
3930 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
3931 (FP_REGNO_P): New macros.
3932 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
3933 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
3934 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
3935 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
3937 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3939 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
3940 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
3942 * config/m68k/t-floatlib: New file, extracting common code from...
3943 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
3944 * config/m68k/t-uclinux: Here.
3945 * config/m68k/fpgnulib.c: Do not compile extendeed precision
3946 routines on ColdFire targets.
3948 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3950 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
3951 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
3952 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
3953 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
3954 explicitly set MOTOROLA to 1.
3955 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
3957 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3958 Nathan Sidwell <nathan@codesourcery.com>
3960 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
3961 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
3962 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
3963 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
3964 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
3965 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
3966 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
3967 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
3968 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
3969 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
3970 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
3971 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
3972 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
3973 (DBX_REGISTER_NUMBER): Delete.
3974 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
3975 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
3976 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
3978 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3980 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
3981 * config/flat.h: New file.
3982 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
3984 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
3985 indirect references for -msep-data or -mid-shared-library.
3986 Do not use PC-relative code addresses either.
3987 * config/m68k/m68k.c (override_options): Restrict -fPIC error
3989 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
3990 for shared libraries and crt1.o for executables. Use crti.o and
3992 (ENDFILE_SPEC): Use crtend.o and crtn.o.
3993 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
3994 Do not add -elf2flt or -shared-lib-id options here.
3995 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
3996 Pass -shared-lib-id if -mid-shared-library, taking the library
3997 identifier from -mshared-library-id if given, otherwise
3999 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4000 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4001 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4002 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4003 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4004 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4006 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4007 jump sequence for ISA A and ISA A+.
4008 (PICJUMP): Likewise.
4010 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4012 * config.gcc (m68k-*-uclinux*): Base the port on the common
4013 and m68k GNU/Linux files rather than on the generic ELF ones.
4014 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4015 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4017 2007-01-18 Julian Brown <julian@codesourcery.com>
4018 Richard Sandiford <richard@codesourcery.com>
4020 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4021 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4022 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4024 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4026 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4028 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4030 * doc/install.texi: Document m68k-uclinuxoldabi.
4031 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4032 * config/m68k/uclinux-oldabi.h: New file, copied from
4033 config/m68k/uclinux.h.
4035 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4037 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4038 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4039 (m32r_compute_frame_size): Use unsigned for regno.
4040 (m32r_reload_lr): Use gen_frame_mem.
4042 (m32r_output_function_epilogue): Don't output the function epilogue
4044 (m32r_expand_epilogue): New.
4045 (direct_return): Return false if the function has the interrupt
4047 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4048 * config/m32r/m32r.md (epilogue): New expander.
4049 (return_lr, return_rte): New insns.
4050 (return): Make it expander.
4051 (return_normal): New expander.
4053 2007-01-18 Josh Conner <jconner@apple.com>
4056 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4057 support for UNLE, UNLT, UNGE, and UNGT.
4059 2007-01-18 Jan Hubicka <jh@suse.cz>
4061 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4062 * tree-tailcall (add_virtual_phis): Likewise.
4063 (optimize_tail_call): Return TODOs.
4064 (execute_tail_calls): Return TODOs.
4065 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4066 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4068 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4069 Cleanup cfg using TODO.
4070 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4071 * passes.c (execute_function_todo): When cleanup did something, remove
4073 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4074 (make_edges): Don't cleanup_cfg.
4076 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4078 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4079 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4080 operate on the top of stack.
4081 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4082 register handling of instructions that output to the second
4084 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4085 (move_for_stack_reg): Special-case check for dead destination
4086 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4088 * config/i386/i386.md (UNSPEC_TAN): New constant.
4089 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4090 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4091 to correctly model move of constant 1.0 to top stack slot.
4092 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4093 (unnamed peephole2 pattern): Remove corresponding peephole2
4094 pattern that optimizes tan insn and loading of constant 1.0.
4095 (tanxf2): Use fptanxf4_i387.
4096 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4097 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4098 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4099 disable patterns for SSE math.
4100 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4101 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4103 2007-01-18 Dirk Mueller <dmueller@suse.de>
4104 Richard Guenther <rguenther@suse.de>
4107 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4108 * common.opt (Warray-bounds): Add new warning option.
4109 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4111 * Makefile.in: make tree-vrp.o depend on toplev.h
4112 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4114 (check_array_refs, check_array_bounds, check_array_ref): New.
4116 2007-01-18 Jan Hubicka <jh@suse.cz>
4118 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4119 (execute_ssa_ccp): Return flags conditionally.
4120 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4122 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4124 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4126 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4127 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4129 * Makefile.c (GTFILES): Add cfglayout.h.
4130 * gengtype.c (open_base_files): Likewise.
4131 * cfglayout.c (cfg_layout_function_footer,
4132 cfg_layout_function_header) Reindent to make gengtype happy.
4133 * cfglayout.h (cfg_layout_function_footer,
4134 cfg_layout_function_header): Add GTY(()) marker.
4136 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4138 2007-01-18 Ben Elliston <bje@au.ibm.com>
4140 * genautomata.c (write_automata): Include xstrerror output in the
4141 error message if writing the DFA description file fails.
4143 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4145 * config/mips/mips-protos.h (mips_output_external): Make it
4147 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4148 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4149 (extern_list): Likewise.
4150 (extern_head): Likewise.
4151 (TARGET_ASM_FILE_END): Likewise.
4152 (mips_file_end): Likewise.
4153 (mips_output_external): Rewritten.
4155 2007-01-18 Ben Elliston <bje@au.ibm.com>
4157 * genpreds.c (write_insn_preds_c): Only write out the function
4158 body for regclass_for_constraint if we have register constraints.
4160 2007-01-17 Tom Tromey <tromey@redhat.com>
4162 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4163 * doc/install.texi (Testing): Use sourceware.org.
4164 (Binaries): Likewise.
4165 (Specific): Likewise.
4166 * doc/contrib.texi (Contributors): Use sourceware.org.
4168 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4170 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4171 (AVR_ENHANCED): Rename to ...
4172 (AVR_HAVE_MUL): ... new.
4173 (avr_enhanced_p): Rename to ...
4174 (avr_have_mul_p): ... new.
4175 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4176 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4177 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4178 (avr_have_mul_p): ... new.
4179 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4180 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4181 'avr_enhanced_p' and 'enhanced'.
4182 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4183 AVR_HAVE_MUL instead of AVR_ENHANCED.
4184 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4185 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4186 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4187 instead of AVR_ENHANCED.
4188 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4189 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4190 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4192 2007-01-17 Ian Lance Taylor <iant@google.com>
4194 * vec.h (VEC_reserve_exact): Define.
4195 (vec_gc_p_reserve_exact): Declare.
4196 (vec_gc_o_reserve_exact): Declare.
4197 (vec_heap_p_reserve_exact): Declare.
4198 (vec_heap_o_reserve_exact): Declare.
4199 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4201 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4203 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4204 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4205 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4206 * vec.c (calculate_allocation): Add exact parameter. Change all
4208 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4209 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4210 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4211 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4212 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4213 (vec_heap_p_reserve_exact): New function.
4214 (vec_heap_o_reserve_exact): New function.
4216 2007-01-17 Jan Hubicka <jh@suse.cz>
4218 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4220 2007-01-17 Eric Christopher <echristo@apple.com>
4222 * config.gcc: Support core2 processor.
4224 2007-01-16 Jan Hubicka <jh@suse.cz>
4226 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4227 the names, just unlink the chain so we don't crash on dangling pointers
4230 2007-01-16 Jan Hubicka <jh@suse.cz>
4232 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4233 * tree-pass.h: Reorder to make IPA passes appear toegher.
4234 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4235 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4236 parameters, do not call early inliner.
4237 * ipa-inline.c: Update comments. Include tree-flow.h
4238 (cgraph_decide_inlining): Do not compute inlining parameters.
4239 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4240 be called with function context set up.
4241 (pass_ipa_inline): Remove unreachable functions before pass.
4242 (cgraph_early_inlining): Simplify assuming to be called from the
4244 (pass_early_inline): New pass.
4245 (cgraph_gate_ipa_early_inlining): New gate.
4246 (pass_ipa_early_inline): Turn into simple wrapper.
4247 (compute_inline_parameters): New function.
4248 (gate_inline_passes): New gate.
4249 (pass_inline_parameters): New pass.
4250 (apply_inline): Move here from tree-optimize.c
4251 (pass_apply_inline): New pass.
4252 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4254 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4256 (tree_function_versioning): Do not allocate dummy struct function.
4257 * tree-inline.h (optimize_inline_calls): Update prototype.
4258 * tree-optimize.c (execute_fixup_cfg): Export.
4259 (pass_fixup_cfg): Remove
4260 (tree_rest_of_compilation): Do not apply inlines.
4261 * tree-flow.h (execute_fixup_cfg): Declare.
4262 * Makefile.in (gt-passes.c): New.
4263 * passes.c: Include gt-passes.h
4264 (init_optimization_passes): New passes.
4265 (nnodes, order): New static vars.
4266 (do_per_function_toporder): New function.
4267 (execute_one_pass): Dump current pass here.
4268 (execute_ipa_pass_list): Don't dump current pass here.
4270 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4272 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4273 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4275 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4277 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4278 (strong_alias): Define.
4279 (__gcc_qmul): Provide non-FMA for soft-float.
4285 (__gcc_qunord): New.
4295 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4296 soft-float functions.
4297 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4298 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4299 about long double soft float.
4301 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4302 Tehila Meyzels <tehila@il.ibm.com>
4304 * tree-vectorizer.h (is_pattern_stmt_p): New.
4305 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4306 formatting (tabs instead of spaces). Cleanup and clarify setting
4307 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4308 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4309 (vectorizable_type_demotion): Check that types are integral.
4310 (vectorizable_type_promotion): Likewise.
4311 (vectorizable_store): Fix typo. Eliminate new-line at end of
4314 2007-01-16 Jan Hubicka <jh@suse.cz>
4316 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4319 2007-01-15 Eric Christopher <echristo@apple.com>
4321 * ifcvt.c: Include vec.h, vecprim.h.
4322 (check_cond_move_block): New argument regs.
4323 Reorganize. Add registers used to regs.
4324 (cond_move_process_if_block): Use regs set above as
4327 2007-01-15 Eric Christopher <echristo@apple.com>
4329 * config/darwin.h: Update copyright.
4330 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4331 (LINK_COMMAND_SPEC): Add -u.
4332 (LINK_SPEC): Fix umbrella for above.
4334 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4336 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4339 2007-01-15 Tom Tromey <tromey@redhat.com>
4341 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4342 * doc/install.texi (Testing): Don't mention jacks.
4343 (Configuration): Document --enable-java-maintainer-mode. Move
4344 --with-java-home to libgcj-specific section. Document
4346 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4348 2007-01-15 Jan Hubicka <jh@suse.cz>
4350 * tree-ssa-dce.c (DCE_TODOs): New.
4351 (propagate_necessity): Return if something changed.
4352 (eliminate_unnecessary_stmts): Likewise.
4353 (perform_tree_ssa_dce): Return TODO flags when needed.
4354 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4356 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4358 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4359 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4360 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4361 patterns using X87MODEF12 mode macro. Extend operand 1
4362 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4363 (log10<mode>2): Ditto.
4364 (log2<mode>2): Ditto.
4365 (log1p<mode>2): Ditto.
4366 (logb<mode>2): Ditto.
4367 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4368 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4369 (*fxtractxf3_i387): Rename from *fxtractxf3.
4370 (fxtract_extend<mode>xf3_i387): New insn pattern.
4371 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4372 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4373 and gen_fyl2xxf3_i387().
4375 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4377 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4378 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4379 get_loop_exit_edges. Changed return type to bool.
4380 * cfgloop.h (fix_loop_placement): Declaration removed.
4382 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4384 * param.h (MIN_VECT_LOOP_BOUND): New.
4385 * params.def (MIN_VECT_LOOP_BOUND): New.
4386 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4387 argument - minimum threshold for number of iterations.
4388 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4389 argument to declaration.
4390 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4391 MIN_VECT_LOOP_BOUND.
4392 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4393 slpeel_tree_peel_loop_to_edge with additional argument.
4394 (vect_do_peeling_for_alignment): Likewise.
4395 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4397 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4400 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4403 2007-01-14 Jan Hubicka <jh@suse.cz>
4405 * tree-dfa.c (remove_referenced_var): New function.
4406 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4407 prune referenced vars list too.
4408 * tree-flow.h (remove_referenced_var): Declare.
4410 2007-01-14 Jan Hubicka <jh@suse.cz>
4412 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4414 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4415 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4416 * except.h (verify_eh_throw_table_statements): Kill prototype.
4417 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4418 into call exrepssions.
4419 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4421 * tree-cfg.c: Include pointer-set.h.
4422 (verify_node_sharing): Work on pointer set.
4423 (verify_eh_throw_stmt_node): New.
4424 (verify_stmts): Use pointers sets, verify throw_stmt.
4426 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4428 * ipa-reference.c (analyze_function): Consider also addresses taken
4431 2007-01-12 Roger Sayle <roger@eyesopen.com>
4433 * c-typeck.c (null_pointer_constant_p): Replace use of
4434 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4435 (build_c_cast): Likewise.
4437 2007-01-12 Roger Sayle <roger@eyesopen.com>
4439 * tree.h (force_fit_type_double): Remove unused final argument.
4440 * c-common.c (constant_expression_warning): Replace use of
4441 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4442 (convert_and_check): Likewise.
4443 (shorten_compare): Update call to force_fit_type_double.
4444 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
4445 * convert.c (convert_to_pointer): Update call to
4446 force_fit_type_double.
4447 * fold-const.c (force_fit_type_double): Remove overflowed_const
4449 (int_const_binop, fold_convert_const_int_from_int,
4450 fold_convert_const_int_from_real, fold_div_compare,
4451 fold_sign_changed_comparison, fold_unary, fold_negate_const,
4452 fold_abs_const, fold_not_const): Remove the final argument from
4453 calls to force_fit_type_double.
4455 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4457 * configure.ac: Set insn to "nop" for spu-*-* also.
4458 * configure: Regenerate.
4460 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
4462 * builtins.def : Add BUILT_IN_FREE.
4464 2007-01-12 Jan Hubicka <jh@suse.cz>
4466 PR tree-optimization/30443
4467 * tree-inline.c (tree_function_versioning): Do not optimize when
4468 cloning for inlining.
4470 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
4472 * doc/loop.texi: Document recording of loop exits.
4473 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
4474 (update_single_exits_after_duplication,
4475 update_single_exit_for_duplicated_loop,
4476 update_single_exit_for_duplicated_loops): Removed.
4477 (duplicate_loop_to_header_edge): Do not call
4478 update_single_exits_after_duplication and
4479 update_single_exit_for_duplicated_loops.
4480 (loop_version): Do not update single_exit information.
4481 (fix_loop_structure): Use record_loop_exits instead of
4482 mark_single_exit_loops.
4483 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
4484 the lists of loop exits.
4485 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
4486 split_edge, merge_blocks): Update the lists of loop exits.
4487 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
4488 loop_optimizer_init.
4489 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
4490 of mark_single_exit_loops.
4491 (loop_optimizer_finalize): Call release_recorded_exits.
4492 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
4493 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
4494 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
4495 update single exit information.
4496 * lambda-code.c (perfect_nestify): Ditto.
4497 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
4498 (mark_single_exit_loops): Removed.
4499 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
4500 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
4501 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
4503 (get_loop_exit_edges, single_exit): Use recorded exit lists.
4504 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
4505 (verify_loop_structure): Verify consistency of the exit lists.
4506 (flow_loops_find): Use alloc_loop. Initialize exits hash.
4507 (set_single_exit): Removed.
4508 * cfgloop.h (struct loop_exit): New function.
4509 (struct loop): single_exit_ field replaced by exits field.
4510 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
4511 (struct loops): Added exits hash.
4512 (mark_single_exit_loops, set_single_exit): Declaration removed.
4513 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
4515 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4517 * doc/invoke.texi: Avoid use of @headitem.
4519 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4521 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
4523 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4525 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
4528 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4529 Richard Sandiford <richard@codesourcery.com>
4531 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
4532 * config/m68k/m68k.opt: Resort options.
4533 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
4535 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4536 Richard Sandiford <richard@codesourcery.com>
4538 * doc/invoke.texi: Document the macros that are defined by
4539 m68k's -mtune and -mhard-float options.
4540 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
4541 (m68k_cpp_cpu_family): Likewise.
4542 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
4543 of __ucfv*__ macros. Define __mcffpu__ if generating code for
4544 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
4545 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
4546 (m68k_cpp_cpu_family): Likewise.
4548 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4550 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
4551 macros besides mc68000 as tuning macros. Use a switch statement
4552 to set them and mcpu32.
4554 2007-01-12 Julian Brown <julian@codesourcery.com>
4556 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
4557 (TARGET_68040_ONLY): Rename to...
4558 (TARGET_68040): ...this.
4559 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
4560 * config/m68k/m68k.md: Likewise.
4562 2007-01-12 Julian Brown <julian@codesourcery.com>
4563 Nathan Sidwell <nathan@codesourcery.com>
4564 Richard Sandiford <richard@codesourcery.com>
4566 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
4567 the -mcpu= argument associated with the --with-cpu setting.
4568 Define M68K_DEFAULT_TUNE to the default -mtune= option,
4569 if different from the one implied by the -mcpu setting.
4570 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
4571 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
4572 * doc/invoke.texi: Mention ColdFire in the introduction to the
4573 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
4574 -mno-div and -mhard-float options. Make -m68881 a synonym for
4575 -mhard-float. Document the previously-undocumented -m5206e,
4576 -m528x, -m5307 and -m5407 options. Tweak the existing option
4577 documentation for consistency.
4578 * doc/install.texi: Mention new --with-cpu arguments.
4579 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
4580 default CPU if neither -mcpu nor -march are specified.
4581 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
4582 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
4583 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
4584 using m68k_tune to decide between families that implement the
4585 same ISA. Use m68k_tune to set __mcfv4e__.
4586 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
4587 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
4588 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
4589 (FL_ISA_C, FL_ISA_MMU): New macros.
4590 (MASK_COLDFIRE): Delete.
4591 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
4592 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
4593 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
4594 (TARGET_HARD_FLOAT): Do not define here.
4595 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
4596 (TUNE_68000): New macro.
4597 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
4598 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
4599 (TUNE_CFV2): Redefine in terms of m68k_tune.
4600 (uarch_type, target_device, fpu_type): New enums.
4601 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
4602 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
4603 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
4604 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
4605 (FL_FOR_isa_c): New macros.
4606 (m68k_isa): New enum.
4607 (m68k_target_selection): New structure.
4608 (all_devices, all_isas, all_microarchs): New tables.
4609 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
4610 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
4611 (MASK_ALL_CPU_BITS): Delete.
4612 (m68k_find_selection): New function.
4613 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
4614 Map the legacy target options to a combination of the new ones.
4615 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
4616 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
4617 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
4619 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
4620 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
4622 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
4623 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
4624 * config/m68k/m68k-devices.def: New file.
4626 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4627 Nathan Sidwell <nathan@codesourcery.com>
4629 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
4630 (SUBTARGET_EXTRA_SPECS): New macros.
4631 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
4632 use %(asm_cpu_spec) instead.
4633 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
4634 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
4635 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
4636 (EXTRA_SPECS): Rename to...
4637 (SUBTARGET_EXTRA_SPECS): ...this.
4639 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4640 Richard Sandiford <richard@codesourcery.com>
4641 Julian Brown <julian@codesourcery.com>
4643 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4644 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
4645 to the configuration's default CPU.
4646 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
4647 Remove default masks.
4648 (m680[012]0-*-*): Set the default with_cpu to the first part of
4650 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
4651 (m68k*-*-linux): Extend the --with-cpu handling to...
4652 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
4653 and m68010. Don't set target_cpu_default2.
4654 * doc/install.texi: Document --with-cpu for m68k.
4655 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
4656 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
4657 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
4658 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
4659 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
4660 (ASM_SPEC): Remove use of %(asm_cpu_default).
4661 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
4662 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
4663 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
4664 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
4665 __HAVE_FPU__ if TARGET_HARD_FLOAT.
4666 (TARGET_DEFAULT): Delete.
4667 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
4668 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
4669 (CPP_CPU_SPEC): Delete.
4670 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
4671 the appropriate string.
4672 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
4673 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
4674 (ASM_SPEC): Don't use %(asm_default_spec).
4675 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
4676 TARGET_DEFAULT and add MASK_68881.
4677 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
4679 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4681 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
4682 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
4683 MASK_68010 alongside MASK_68020.
4684 * doc/invoke.texi: Document -m68010.
4685 * config/m68k/m68k.opt (m68010): New.
4686 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
4688 (TUNE_68010): New macro.
4689 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
4690 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
4691 (M68K_CPU_m68332): Add MASK_68010.
4692 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
4693 fallback definition.
4694 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
4696 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
4697 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
4698 to all entries that use MASK_68020.
4699 (output_move_simode_const, output_move_himode, output_move_qimode)
4700 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
4701 instead of TARGET_68020 to select clr behavior. Remove comment
4702 about there being no TARGET_68010.
4703 * config/m68k/m68k.md: Likewise throughout.
4705 2007-01-12 Julian Brown <julian@codesourcery.com>
4707 * config/m68k/m68k.h (TARGET_ISAB): New macro.
4708 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
4709 * config/m68k/m68k.md: Likewise.
4711 2007-01-12 Julian Brown <julian@codesourcery.com>
4713 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
4714 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
4716 2007-01-12 Julian Brown <julian@codesourcery.com>
4718 * config/m68k/m68k.h (TUNE_68040_60): New macro.
4719 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
4720 * config/m68k/m68k.md: Likewise.
4722 2007-01-12 Julian Brown <julian@codesourcery.com>
4723 Richard Sandiford <richard@codesourcery.com>
4725 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
4726 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
4727 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
4729 (TARGET_CPU32): Rename to...
4730 (TUNE_CPU32): ...this.
4731 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
4732 (TUNE_CFV2): New macros.
4733 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
4734 remove conditions that are implied by TARGET_68020.
4735 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
4736 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
4737 (m68k_output_function_epilogue): Likewise.
4738 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
4739 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
4740 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
4741 non-68000 timings. Refactor multiplication and division costs.
4742 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
4743 TUNE_CPU32 instead of TARGET_CPU32.
4744 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
4745 and TUNE_68060 instead of TARGET_68060.
4746 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
4747 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
4749 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
4750 && !TARGET_COLDFIRE" to choose between moveq and clr.
4751 Likewise in the unnamed movsf pattern.
4752 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
4753 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
4756 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4758 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
4759 of tabbing before backslashes.
4761 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4763 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
4764 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
4765 (ASM_OUTPUT_INTERNAL_LABEL): Define.
4767 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4769 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
4770 find_interesting_uses_cond.
4771 (find_interesting_uses_cond): Use extract_cond_operands.
4772 (rewrite_use_compare): Use extract_cond_operands and
4773 force_gimple_operand_bsi. Do not call update_stmt.
4774 (determine_use_iv_cost_condition): Use extract_cond_operands.
4775 Return cheaper of using original bound and changing the exit bound.
4777 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4779 PR tree-optimization/29516
4780 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
4781 most_expensive_mult_to_index, addr_to_parts,
4782 create_mem_ref, maybe_fold_tmr): Make the type of
4783 fields of TARGET_MEM_REF sizetype.
4784 (move_fixed_address_to_symbol, move_pointer_to_base):
4786 * tree.def (TARGET_MEM_REF): Add comment on types of
4789 2007-01-11 Joseph Myers <joseph@codesourcery.com>
4791 * c-common.c (vector_types_convertible_p): Treat opaque types as
4792 always convertible if they have the same size, but not otherwise.
4794 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
4796 * ifcvt.c (struct noce_if_info): Add comments to the fields.
4797 Remove the b_unconditional field.
4798 (noce_try_sign_mask): Do not look at b_unconditional.
4799 (noce_process_if_block): Do not use merge_if_blocks. Update
4800 the CFG here. Do not set b_unconditional.
4801 (cond_move_process_if_block): Likewise.
4802 (find_cond_trap): Likewise.
4803 (check_cond_move_block): Require simple jump insns at the end
4806 2007-01-11 Jan Hubicka <jh@suse.cz>
4808 PR tree-optimization/1046
4809 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
4810 when alias info is not ready.
4811 (pass_tail_recursion): Do not require aliasing.
4812 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
4813 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
4814 * tree-ssa-copy.c (pass_copy_prop): Likewise.
4815 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
4816 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
4817 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
4818 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
4820 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
4821 When aliasing is not build, mark statement as volatile.
4823 2007-01-11 Tom Tromey <tromey@redhat.com>
4825 PR preprocessor/15185, PR preprocessor/20989:
4826 * doc/cppopts.texi <-MT>: Update description of algorithm for
4827 computing default target.
4828 <-M, -MD>: Reword "basename" text.
4830 2007-01-11 Roger Sayle <roger@eyesopen.com>
4832 * builtins.c (expand_builtin_pow, expand_builtin_powi,
4833 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
4834 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4835 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
4836 fold_builtin_bswap, real_constp, fold_builtin_pow,
4837 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
4838 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
4839 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4840 * convert.c (convert_to_pointer): Likewise.
4841 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4842 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
4843 const_binop, fold_convert_const_int_from_int,
4844 fold_convert_const_int_from_real,
4845 fold_convert_const_real_from_real, sign_bit_p,
4846 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
4847 fold_sign_changed_comparison, fold_unary, fold_comparison,
4848 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
4849 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
4850 * print-tree.c (print_node_brief, print_node): Likewise.
4851 * stor-layout.c (place_field, layout_type): Likewise.
4852 * tree-chrec.c (keep_cast): Likewise.
4853 * tree.c (build_vector, build_real, build_real_from_int_cst,
4854 build_complex): Likewise.
4856 2007-01-11 Roger Sayle <roger@eyesopen.com>
4858 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
4859 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
4861 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
4863 * configure.ac (strict1_warn): Rename to strict_warn.
4864 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
4865 cc_set_by_configure, quoted_cc_set_by_configure,
4866 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
4867 all_boot_languages, all_stagestuff): Remove.
4868 (target_list): Remove bootstrap targets.
4869 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
4870 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
4871 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
4872 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
4873 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
4874 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
4875 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
4876 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
4877 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
4878 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
4879 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
4880 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
4881 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
4882 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
4883 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
4884 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
4885 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
4886 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
4887 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
4888 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
4889 (mostlyclean): Adjust.
4890 (clean, distclean): Don't mention bootstrap stuff.
4891 * configure: Regenerate.
4892 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
4893 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
4894 treelang/config-lang.in (stagestuff): Remove.
4895 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
4896 stageprofile, stagefeedback, stagestuff): Remove mention.
4898 2007-01-11 Nick Clifton <nickc@redhat.com>
4900 * config/mcore/predicates.md (mcore_general_movesrc_operand):
4902 (mcore_general_movdst_operand): Do not accept CONST_INTs.
4903 (mcore_arith_K_S_operand): Run the test for the S constraint not
4904 the test for the M constraint.
4905 (mcore_addsub_operand): Do not accept integer values that are
4906 larger than 32 bits.
4907 * config/mcore/mcore.md: Remove unused constraints from split.
4908 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
4910 (allocate_stack): Likewise.
4911 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
4912 operands to 32 bits.
4913 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
4915 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
4916 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
4917 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
4918 mcore_output_bclri, mcore_output_andn, output_inline_const,
4919 mcore_output_move, mcore_output_movedouble): Likewise.
4920 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
4921 (output_inline_const): Likewise.
4922 (output_inline_const): Fix format strings used in sprintf
4924 * config/mcore/mcore-protos.h: Update prototypes for changed
4925 functions in mcore.c.
4926 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
4927 HOST_WIDE_INT and not int.
4928 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
4929 CONST_OK_FOR_N): Likewise.
4930 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
4931 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
4934 2007-01-10 Jan Hubicka <jh@suse.cz>
4936 * tree-vrp.c (remove_range_assertions): Release defs.
4937 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
4938 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
4940 2007-01-10 Paul Brook <paul@codesourcery.com>
4942 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
4943 * config/arm/arm.md (mulsi3subsi): New insn.
4945 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
4947 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
4948 (tree_transform_and_unroll_loop): New.
4949 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
4952 2007-01-10 Robert Kennedy <jimbob@google.com>
4954 * fold-const.c (fold_comparison): Fold comparisons like (x *
4955 1000 < 0) to (x < 0).
4957 2007-01-10 Ian Lance Taylor <iant@google.com>
4959 * tree-pretty-print.c (dump_generic_node): Print parentheses when
4960 operands have the same priority.
4962 2007-01-10 Tom Tromey <tromey@redhat.com>
4964 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
4965 (fold_binary): Likewise.
4966 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
4967 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
4968 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
4969 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
4970 * langhooks.h (struct lang_hooks): Removed field
4971 'can_use_bit_fields_p'.
4973 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
4975 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
4977 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
4979 * function.c (get_last_funcdef_no): New function.
4980 * function.h (get_last_funcdef_no): Declare.
4981 * tree-inline.c (initialize_cfun): Add initialization.
4982 (tree_function_versioning): Cleanup.
4984 2007-01-10 Jan Hubicka <jh@suse.cz>
4986 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
4989 2007-01-10 Sa Liu <saliu@de.ibm.com>
4990 Ben Elliston <bje@au.ibm.com>
4992 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
4993 for SAVE_NONLOCAL and Pmode for any other save level.
4994 * spu-protos.h (spu_restore_stack_block): Declare.
4995 * spu.md (save_stack_block): Remove.
4996 (restore_stack_block): Call spu_restore_stack_block.
4997 * spu.c (spu_restore_stack_block): New function.
4998 (spu_expand_epilogue): Remove old comment.
5000 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5002 PR tree-optimization/30322
5003 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5004 (cand_value_at): Return the value as aff_tree.
5005 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5006 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5007 aff_combination_mult): New functions.
5008 (aff_combination_add): Use aff_combination_add_cst.
5009 (aff_combination_convert): Allow conversions to a wider type.
5010 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5011 * tree-affine.h (aff_combination_mult): Declare.
5013 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5015 * doc/tm.texi: Update documentation to reflect reality of exec
5016 and start file search behaviours. Update copyright year.
5017 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5018 header file directories.
5020 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5022 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5023 (*cosxf2): Rename to cosxf2_i387.
5024 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5025 using X87MODEF12 mode macro. Rename patterns to
5026 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5028 (*cosdf2, *cossf2): Ditto.
5029 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5030 to match extended input operands.
5031 (sincos<mode>3): New expander.
5032 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5033 insn patterns and corresponding splitters.
5035 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5037 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5038 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5040 2007-01-09 Nicolas Pitre <nico@cam.org>
5043 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5045 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5047 * target.h (struct gcc_target): New field library_rtti_comdat.
5048 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5049 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5050 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5051 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5053 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5055 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5057 2007-01-08 Richard Guenther <rguenther@suse.de>
5059 * tree.h (force_fit_type_double): Export.
5060 (force_fit_type): Remove.
5061 * fold-const.c (force_fit_type_double): New function.
5062 (force_fit_type): Remove.
5063 (int_const_binop): Use it.
5064 (fold_convert_const_int_from_int): Likewise.
5065 (fold_convert_const_int_from_real): Likewise.
5066 (fold_div_compare): Likewise.
5067 (fold_sign_changed_comparison): Likewise.
5068 (fold_unary): Likewise.
5069 (fold_negate_const): Likewise.
5070 (fold_abs_const): Likewise.
5071 (fold_not_const): Likewise.
5072 * c-common.c (shorten_compare): Use force_fit_type_double.
5073 * convert.c (convert_to_pointer): Likewise.
5075 2007-01-08 Richard Guenther <rguenther@suse.de>
5077 * tree.h (build_int_cst_wide_type): Export.
5078 * tree.c (build_int_cst_wide_type): New function.
5079 (build_int_cst_wide): Fix comment.
5080 * builtins.c (fold_builtin_object_size): Use build_int_cst
5081 to build -1 or 0 of the correct type. Use fit_double_type
5082 to check for overflow.
5083 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5085 (decode_field_reference): Likewise.
5086 (all_ones_mask_p): Likewise.
5087 (native_interpret_int): Use build_int_cst_wide_type.
5088 (fold_binary): Use build_int_cst_type to build an all-ones
5090 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5092 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5094 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5096 2007-01-09 Ben Elliston <bje@au.ibm.com>
5098 * genautomata.c (STATS_OPTION): New option.
5099 (stats_flag): New flag.
5100 (gen_automata_option): Handle it.
5101 (initiate_automaton_gen): Ditto.
5102 (write_automata): Output statistics only if stats_flag is
5103 set. Likewise, output time statistics only if time_flag is set.
5104 * doc/md.texi (Processor pipeline description): Document new flag.
5106 2007-01-08 Richard Guenther <rguenther@suse.de>
5108 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5109 * tree.c (build_int_cst_type): Likewise.
5110 (size_in_bytes): Don't call force_fit_type on the result.
5111 (int_fits_type_p): Use fit_double_type.
5112 * fold-const.c (fit_double_type): New function.
5113 (force_fit_type): Use it.
5114 * tree.h (fit_double_type): Export.
5116 2007-01-08 Jan Hubicka <jh@suse.cz>
5118 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5119 * ipa.c (function_and_variable_visibility): Fix return type.
5121 2007-01-08 Richard Guenther <rguenther@suse.de>
5123 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5124 of offset to build the index.
5125 * tree-pretty-print.c (dump_generic_node): Don't build negated
5126 const just for printing.
5127 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5128 * builtins.c (fold_builtin_int_roundingfn): Check if result
5129 fits the type by using force_fit_type and comparing the result.
5130 * predict.c (predict_loops): Use compare_tree_int for comparison.
5131 * tree.c (build_int_cst): Fall back to integer_type_node for
5133 (build_int_cst_wide): Assert type is non-null.
5135 2007-01-08 Roberto Costa <roberto.costa@st.com>
5137 * tree-vrp.c (extract_range_from_cond_expr): New.
5138 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5139 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5141 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5142 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5143 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5144 used as expressions.
5145 * tree-object-size.c (cond_expr_object_size): New.
5146 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5148 2007-01-08 Jan Hubicka <jh@suse.cz>
5150 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5151 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5154 2007-01-08 Richard Guenther <rguenther@suse.de>
5156 PR tree-optimization/23603
5157 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5158 (extract_range_from_binary): Fall back to truthvalue instead of
5159 varying for TRUTH_*_EXPR.
5160 (extract_range_from_comparison): Fall back to truthvalue instead of
5162 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5163 if all visited PHI values were constant.
5165 2007-01-08 Jan Hubicka <jh@suse.cz>
5167 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5168 (cgraph_analyze_function): break out from ...
5169 (cgraph_finalize_compilation_unit): ... here.
5170 (cgraph_expand_function): Remove forgoten commented out line.
5171 (cgraph_optimize): Analyze functions.
5173 2007-01-08 Jan Hubicka <jh@suse.cz>
5175 * tree-pas.h (TODO_remove_function): New flag.
5176 (TODO_update*): Renumber.
5177 (pass_ipa_increase_alignment,
5178 pass_ipa_function_and_variable_visibility): New passes.
5179 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5180 (cgraph_function_and_variable_visibility): Move to ipa.c
5181 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5182 cgraph_increase_alignment.
5183 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5184 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5185 calling tree-inline.
5186 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5187 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5188 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5189 (gate_increase_alignment): New function.
5190 (pass_ipa_increase_alignment): New pass.
5191 * ipa.c: Inline tree-pass.h and timevar.h
5192 (function_and_variable_visibility): Move here from cgraphunit.c
5193 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5194 * passes.c (init_optimization_passes): Add the two new passes.
5195 (execute_todo): Handle cgraph_remove_functions.
5197 2007-01-08 Nick Clifton <nickc@redhat.com>
5199 * config/frv/predicates.md (reg_or_0_operand): Accept
5202 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5204 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5205 * config.gcc: Add bfin*-rtems*.
5207 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5209 * c.opt: Add -flax-vector-conversions.
5210 * c-typeck.c (convert_for_assignment): Pass flag to
5211 vector_types_convertible_p to allow emission of note.
5212 (digest_init): Likewise.
5213 * c-opts.c: Handle -flax-vector-conversions.
5214 * c-common.c (flag_lax_vector_conversions): New.
5215 (vector_types_convertible_p): Unless -flax-vector conversions
5216 has been passed, disallow conversions between vectors with
5217 differing numbers of subparts and/or element types. If such
5218 a conversion is disallowed, possibly emit a note on the first
5219 occasion only to inform the user of -flax-vector-conversions.
5220 The new last argument specifies this.
5221 * c-common.h (flag_lax_vector_conversions): New.
5222 (vector_types_convertible_p): Add extra argument.
5223 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5224 char_type_node for V*QI type vectors.
5225 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5226 Update to satisfy new typechecking rules.
5227 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5229 * doc/invoke.texi (C Dialect Options): Document
5230 -flax-vector-conversions.
5232 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5234 PR tree-optimization/29877
5235 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5236 a register variable on the RHS to not be replaceable.
5238 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5239 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5240 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5241 const_simm15, const_pow2, const_npow2): Added.
5242 * config/score/misc.md (insv, extv, extzv, movmemsi,
5243 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5244 * config/score/score.c (score_address_cost, score_select_cc_mode):
5246 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5247 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5248 Update score_print_operand.
5249 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5250 Adjust register allocate order and update some macro define.
5251 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5252 mdx_block_move_straight, mdx_block_move_loop_head,
5253 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5254 mdx_block_move): Added.
5255 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5256 mdp_limm): Updated and fix some bug and typo.
5257 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5258 (movsf, movdf, doloop_end): Added.
5260 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5262 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5263 config/arm/thumb2.md: Fix comment typos.
5264 * doc/extend.texi: Fix a typo.
5266 2007-01-07 Eric Christopher <echristo@apple.com>
5268 * configure.ac: Check for __stack_chk_fail for darwin.
5269 * configure: Regenerate.
5271 2007-01-07 Richard Guenther <rguenther@suse.de>
5273 * tree-vrp.c (extract_range_from_assert): CSE calls to
5274 compare_values where possible.
5275 (extract_range_from_unary_expr): Likewise.
5277 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5279 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5280 * config/avr/avr.c (call_insn_operand): Delete function.
5281 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5282 instead of register number. Use predicates.
5283 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5284 call_insn_operand): Add.
5286 2007-01-06 Jan Hubicka <jh@suse.cz>
5288 * tree-pass.h (pass_build_cgraph_edges): Declare.
5289 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5290 (visited_nodes): Remove.
5291 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5292 build_cgrpah_edges; make visited_nodes local.
5293 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5294 (record_references_in_initializer): Move to cgraphbuild.c
5295 (initialize_inline_failed, rebuild_cgraph_edges,
5296 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5297 (verify_cgraph_node): Make visited_nodes local.
5298 (cgraph_analyze_function): Do not call cgraph_create_edges and
5299 initialize_inline_failed.
5300 (cgraph_expand_function): Do not call cgraph_lower_function;
5301 assert that function is already lowered.
5302 * Makefile.in (cgraphbuild.o): New.
5303 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5304 at the end of lowering passes.
5306 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5308 * ifcvt.c (cond_move_convert_if_block): New function, code
5309 factored out from...
5310 (cond_move_process_if_block): ...here. Call the new function
5311 on the THEN and ELSE blocks.
5312 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5313 already takes care of this.
5315 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5318 * tree.h (TREE_OVERFLOW_P): New.
5319 * c-typeck.c (parser_build_unary_op): Warn only if result
5320 overflowed and operands did not.
5321 (parser_build_binary_op): Likewise.
5322 (convert_for_assignment): Remove redundant overflow_warning.
5323 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5325 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5327 * c-typeck.c (store_init_value): Split over two lines to follow
5328 the GNU coding style.
5330 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5332 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5333 __GXX_EXPERIMENTAL_CXX0X__.
5334 * doc/cpp.texi: Same.
5336 2007-01-05 Richard Guenther <rguenther@suse.de>
5339 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5340 with mismatched types. Instead explicitly build a
5341 conversion NOP_EXPR.
5343 2007-01-05 Ian Lance Taylor <iant@google.com>
5345 * c-common.c (decl_with_nonnull_addr_p): New function.
5346 (c_common_truthvalue_conversion): Call it.
5347 * c-typeck.c (build_binary_op): Likewise.
5348 * c-common.h (decl_with_nonnull_addr_p): Declare.
5350 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5353 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5356 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5358 * doc/install.texi (Final install): Document the fact that
5359 the GNAT runtime should not be stripped.
5361 2007-01-04 Jan Hubicka <jh@suse.cz>
5363 * tree-inline.c (fold_marked_statements): Update operand caches
5364 and EH after folding
5366 2007-01-04 Ian Lance Taylor <iant@google.com>
5368 * c-common.c (check_function_nonnull): Whitespace fix.
5370 2007-01-04 Jan Hubicka <jh@suse.cz>
5372 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5373 comitted older version of patch.
5374 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5375 function, celanup cfg and collect garbage.
5377 2007-01-04 Mike Stump <mrs@apple.com>
5379 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5382 2007-01-04 Eric Christopher <echristo@apple.com>
5384 * libgcc2.c (__bswapsi2): Use SItype.
5385 (__bswapdi2): Use DItype.
5386 * libgcc2.h: Update for above.
5388 2007-01-04 Paul Brook <paul@codesourcery.com>
5390 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5391 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5392 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5393 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5394 umulsi3_highpart): Make conditional on !arm_arch6.
5395 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5396 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5397 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5398 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5399 umulsi3_highpart_v6): New insns.
5401 2007-01-04 Roger Sayle <roger@eyesopen.com>
5403 * fold-const.c (fold_convert): When casting an expression to void,
5404 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5405 have a type. Instead of attempting to build a NOP_EXPR, return
5406 these "special" trees directly.
5408 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5410 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5411 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5412 rs6000_cost->fp not 0 as adjustment for outer NEG.
5414 2007-01-04 Jan Hubicka <jh@suse.cz>
5416 * cgraph.c (cgraph_release_function_body): New function.
5417 (cgraph_remove_node): Use it.
5418 * cgraph.h (cgraph_release_function_body): Declare.
5419 * cgraphunit.c (cgraph_expand_function): Use it.
5420 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5421 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5422 is initialized and while compilation of other function is running.
5423 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5424 statement CFG annotations from here to ...
5425 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5427 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5429 * cfgloop.h (enum li_flags): Make the constants powers of two.
5431 2007-01-04 Jan Hubicka <jh@suse.cz>
5433 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
5435 (fold_marked_statements): New function.
5436 (optimize_inline_calls, tree_function_versioning): Fold new statements.
5437 * tree-inline.h (copy_body_data): Add statements_to_fold.
5439 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
5441 * config.gcc: Mention libgcc/config.host.
5442 * Makefile.in: Update comments mentioning libgcc.
5443 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
5444 (all.cross, start.encap, rest.encap, rest.cross): Update
5445 dependencies for libgcc move.
5446 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
5447 (clean-target, clean-target-libgcc): Delete.
5448 (srcdirify, GCC_EXTRA_PARTS): New macros.
5449 (libgcc-support, libgcc.mvars): New rules.
5450 (distclean): Remove mention of mklibgcc.
5451 (install): Don't reference INSTALL_LIBGCC.
5452 (install-common): Don't reference EXTRA_PARTS.
5453 (install-libgcc, install-multilib): Delete rules.
5454 * mklibgcc.in: Delete file.
5455 * doc/configfiles.texi: Don't mention mklibgcc.
5457 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
5458 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
5459 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
5460 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
5461 (mklibgcc, ldblspecs): Likewise.
5463 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
5464 (posixpre.def): Use $(T).
5465 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
5466 (SHLIB_SRC, SHLIB_INSTALL): Delete.
5467 (SHLIB_LINK): Make dummy.
5468 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
5470 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
5472 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
5473 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
5474 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
5475 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
5477 * configure.ac (all_outputs): Remove mklibgcc.
5478 * configure: Regenerated.
5480 2007-01-03 Josh Conner <jconner@apple.com>
5483 * calls.c (compute_argument_addresses): Set stack and stack_slot
5484 for partial args, too.
5485 (store_one_arg): Use locate.size.constant for the size when
5486 generating a save_area.
5488 2007-01-03 Robert Kennedy <jimbob@google.com>
5490 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
5491 whose definitions are deleted due to basic block merging.
5493 2007-01-03 Paul Brook <paul@codesourcery.com>
5496 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
5498 (use_return_insn): Return 0 for Thumb interrupt functions.
5499 (print_multi_reg): Add rfe argument for IRQ returns.
5500 (arm_output_epilogue): Pop interrupt return address directly into PC.
5501 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
5503 2007-01-03 Paul Brook <paul@codesourcery.com>
5505 Merge from sourcerygxx-4_1.
5506 * config/arm/thumb2.md: New file.
5507 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
5509 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
5510 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5511 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
5512 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
5514 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5515 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
5517 * config/arm/ieee754-sf.S: Ditto.
5518 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
5519 (thumb1_base_register_rtx_p): ... to this.
5520 (thumb_index_register_rtx_p): Rename...
5521 (thumb1_index_register_rtx_p): ... to this.
5522 (thumb_output_function_prologue): Rename...
5523 (thumb1_output_function_prologue): ... to this.
5524 (thumb_legitimate_address_p): Rename...
5525 (thumb1_legitimate_address_p): ... to this.
5526 (thumb_rtx_costs): Rename...
5527 (thumb1_rtx_costs): ... to this.
5528 (thumb_compute_save_reg_mask): Rename...
5529 (thumb1_compute_save_reg_mask): ... to this.
5530 (thumb_final_prescan_insn): Rename...
5531 (thumb1_final_prescan_insn): ... to this.
5532 (thumb_expand_epilogue): Rename...
5533 (thumb1_expand_epilogue): ... to this.
5534 (arm_unwind_emit_stm): Rename...
5535 (arm_unwind_emit_sequence): ... to this.
5536 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
5537 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
5538 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
5539 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
5540 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
5541 thumb2_output_casesi): New functions.
5542 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
5543 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
5544 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
5545 THUMB2_WORK_REGS): Define.
5546 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
5547 arm_condexec_mask, arm_condexec_masklen)): New variables.
5548 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
5549 (arm_override_options): Check new CPU capabilities.
5550 Set new architecture flag variables.
5551 (arm_isr_value): Handle v7m interrupt functions.
5552 (user_return_insn): Return 0 for v7m interrupt functions. Handle
5554 (const_ok_for_arm): Handle Thumb-2 constants.
5555 (arm_gen_constant): Ditto. Use movw when available.
5556 (arm_function_ok_for_sibcall): Return false for v7m interrupt
5558 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
5559 (thumb_find_work_register, arm_load_pic_register,
5560 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
5561 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
5562 print_multi_reg, output_mov_long_double_fpa_from_arm,
5563 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
5564 output_mov_double_fpa_from_arm, output_move_double,
5565 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
5566 output_return_instruction, arm_output_function_prologue,
5567 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
5568 arm_output_mi_thunk, thumb_set_return_address): Ditto.
5569 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
5570 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
5571 (arithmetic_instr, shift_op): Use arm_shift_nmem.
5572 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
5574 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
5575 (thumb_expand_prologue): Use thumb_set_frame_pointer.
5576 (arm_file_start): Output directive for unified syntax.
5577 (arm_unwind_emit_set): Handle stack alignment instruction.
5578 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
5579 Add v6t2, v7, v7a, v7r and v7m.
5580 (RETLDM): Add Thumb-2 code.
5581 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
5582 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
5583 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
5584 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
5585 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
5586 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
5587 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
5588 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
5589 ADJUST_INSN_LENGTH): Define.
5590 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
5591 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
5592 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
5593 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
5594 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
5595 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
5596 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
5597 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
5598 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
5599 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
5600 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
5601 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
5602 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
5603 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
5604 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
5605 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
5606 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
5608 * config/arm/arm-tune.md: Regenerate.
5609 * config/arm/arm-protos.h: Update prototypes.
5610 * config/arm/vfp.md: Enable patterns for Thumb-2.
5611 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
5612 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
5613 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
5614 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
5615 * config/arm/libunwind.S: Add Thumb-2 code.
5616 * config/arm/constraints.md: Update include Thumb-2.
5617 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
5618 * config/arm/ieee754-df.S: Ditto.
5619 * config/arm/bpabi.S: Ditto.
5620 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
5621 * config/arm/predicates.md (low_register_operand,
5622 low_reg_or_int_operand, thumb_16bit_operator): New.
5623 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
5624 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
5625 * config/arm/t-arm-elf: Add armv7 multilib.
5626 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
5628 (UNSPEC_STACK_ALIGN, ce_count): New.
5629 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
5630 arm_zero_extendsidi2, arm_zero_extendqidi2): New
5632 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
5633 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
5634 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
5635 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
5636 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
5637 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
5639 * doc/extend.texi: Document ARMv7-M interrupt functions.
5640 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
5642 2007-01-03 Jakub Jelinek <jakub@redhat.com>
5644 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
5645 (struct _Unwind_Context): Rename args_size to flags, remove
5646 signal_frame field, add a new args_size field and version field.
5647 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
5648 _Unwind_IsExtendedContext): New inline functions.
5649 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
5650 Assume by_value array is only present if _Unwind_IsExtendedContext.
5651 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
5652 _Unwind_IsSignalFrame.
5653 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
5654 (uw_update_context_1): Use _Unwind_SetSignalFrame.
5655 (uw_init_context_1): Initialize context->flags to
5656 EXTENDED_CONTEXT_BIT.
5657 * config/rs6000/linux-unwind.h (frob_update_context): Use
5658 _Unwind_SetSignalFrame.
5660 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5663 * gimplify.c (gimplify_modify_expr_complex_part): Move below
5664 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
5667 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
5669 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
5670 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
5671 RET, AT_SP): Remove.
5672 * config/i386/i386.md (*sse_prologue_save_insn): Use return
5675 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5676 * cfgbuild.c (find_basic_blocks): Likewise.
5677 * cfgrtl.c (rtl_create_basic_block): Likewise.
5678 * function.c (temp_slots_at_level): Likewise.
5679 * reg-stack.c (stack_regs_mentioned): Likewise.
5680 * regclass.c (allocate_reg_info): Likewise.
5681 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5682 set_bb_for_stmt, move_block_to_fn): Likewise.
5683 * tree-complex.c (tree_lower_complex): Likewise.
5684 * vec.h (VEC_safe_grow_cleared): New.
5686 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
5688 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
5690 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
5691 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
5693 * cfgloopmanip.c (scale_loop_frequencies): Export.
5694 (loopify): Scale the frequencies by prescribed coefficients.
5695 (set_zero_probability): New function.
5696 (duplicate_loop_to_header_edge): Improve updating of frequencies.
5697 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
5698 and frequencies according to arguments.
5699 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
5701 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
5702 * modulo-sched.c (sms_schedule): Set probabilities for entering
5703 versioned loop correctly.
5704 * tree-vect-transform.c (vect_transform_loop): Ditto.
5705 * cfgloop.h (loopify, loop_version): Declaration changed.
5706 (scale_loop_frequencies): Declared.
5708 2007-01-02 Jan Hubicka <jh@suse.cz>
5710 * cgraph.c: Include tree-flow.h
5711 (cgraph_add_new-function): Handle IPA_SSA mode; execute
5713 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
5714 * tree-pass.h (pass_all_early_optimizations): Declare.
5715 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
5717 (cgraph_analyze_function): Do early_local_passes.
5718 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
5719 Do not add referenced vars.
5720 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
5722 (gate_all_early_local_passes): New gate.
5723 (pass_early_local_passes): Use new gate.
5724 (execute_early_local_optimizations): New functions.
5725 (gate_all_early_optimizations): New gate.
5726 (pass_all_early_optimizations): New pass.
5727 (execute_free_datastructures): Free SSA only when initialized.
5728 (gate_init_datastructures): Init only when optimizing.
5729 (tree_lowering_passes): Do early local passes when called late.
5730 * tree-profile.c (do_tree_profiling): Don't profile functions added
5732 (do_early_tree_profiling, pass_early_tree_profile): Kill.
5733 * tree-cfg.c (update_modified_stmts): Do not update when operands are
5735 * passes.c (init_optimizations_passes): Reorder so we go into SSA
5736 during early_local_passes.
5737 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
5740 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
5742 * Makefile.in: Update copyright year.
5744 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
5746 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
5747 in $(lang_checks) and check-consistency targets.
5749 2007-01-02 Jan Hubicka <jh@suse.cz>
5751 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
5752 Do not add referenced vars.
5753 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
5755 * passes.c (init_optimization_passes): Put mudflap_2 after
5756 free_datastructures.
5758 2007-01-02 Jan Hubicka <jh@suse.cz>
5760 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
5761 Set NOTHROW flag on call statements proved to be nothrow.
5762 Update statement of local calls so new pure/const functions are
5763 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
5765 (tree_rest_of_compilation): Register hooks and initialize bitmap
5766 early. Do not set after_inlining flag.
5768 2007-01-02 Steve Ellcey <sje@cup.hp.com>
5770 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
5771 HOST_BITS_PER_LONGLONG
5773 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5776 * c-typeck.c (store_init_value): Don't emit pedantic overflow
5777 warning for non-static initializers.
5779 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
5781 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
5782 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
5783 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
5784 Always use set_unique_reg_note to add REG_EQUAL notes.
5786 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5789 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5791 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5792 * cfgbuild.c (find_basic_blocks): Likewise.
5793 * cfgrtl.c (rtl_create_basic_block): Likewise.
5794 * function.c (temp_slots_at_level): Likewise.
5795 * reg-stack.c (stack_regs_mentioned): Likewise.
5796 * regclass.c (allocate_reg_info): Likewise.
5797 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5798 set_bb_for_stmt, move_block_to_fn): Likewise.
5799 * tree-complex.c (tree_lower_complex): Likewise.
5800 * vec.h (VEC_safe_grow_cleared): New.
5802 2007-01-02 Ian Lance Taylor <iant@google.com>
5804 * c-common.c (c_common_truthvalue_conversion): When warning about
5805 using an assignment as a truth value, set TREE_NO_WARNING.
5807 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5810 * c.opt (Wold-style-declaration): New.
5811 * doc/invoke.texi (C-only Warning Options): New.
5812 (Wold-style-declaration): Document it.
5813 (Wextra): Enabled by -Wextra.
5814 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5815 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
5816 -Wold-style-declaration.
5818 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5820 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5821 * cfgbuild.c (find_basic_blocks): Likewise.
5822 * cfgrtl.c (rtl_create_basic_block): Likewise.
5823 * function.c (temp_slots_at_level): Likewise.
5824 * reg-stack.c (stack_regs_mentioned): Likewise.
5825 * regclass.c (allocate_reg_info): Likewise.
5826 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5827 set_bb_for_stmt, move_block_to_fn): Likewise.
5828 * tree-complex.c (tree_lower_complex): Likewise.
5829 * vec.h (VEC_safe_grow_cleared): New.
5831 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
5833 * c-common.c (c_common_nodes_and_builtins): Since variants of
5834 void_type_node get built before it is given a name, we need to
5835 give those variants the name, too.
5836 (complete_array_type): We need to work with the canonical main
5837 type of the array, from which we will build the qualified version.
5838 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
5839 * print-tree.c (print_node): Display canonical type information
5841 * stor-layout.c (layout_type): When we don't know the
5842 alignment of a type for which we're building an array, we end up
5843 guessing wrong, so make the type require structural equality.
5844 * tree.c (make_node_stat): When we build a new type, it is its
5846 (build_type_attribute_qual_variant): When building an attribute
5847 variant, its canonical type is the non-attribute variant. However,
5848 if the attributes are target-dependent and they differ, we need to
5849 use structural equality checks for this type.
5850 (build_qualified_type): A qualified type is not equivalent to its
5851 unqualified variant; set the canonical type appropriately.
5852 (build_distinct_type_copy): When building a distinct type from
5853 another type, the new type is its own canonical type.
5854 (build_variant_type_copy): When building a new type variant, we
5855 assume that it is equivalent to the original type.
5856 (build_pointer_type_for_mode): When building a pointer type, also
5857 build a canonical type pointer.
5858 (build_reference_type_for_mode): When building a reference type,
5859 also build a canonical type reference.
5860 (build_index_type): When we can't hash an index type (e.g.,
5861 because its maximum value is negative), the index type requires
5862 structural equality tests.
5863 (build_array_type): Build the canonical form of an array type.
5864 (build_function_type): Function types require structural equality,
5865 because they contain default arguments, attributes, etc.
5866 (build_method_type_directly): Ditto for method types.
5867 (build_offset_type): Build the canonical offset type.
5868 (build_complex_type): Build the canonical vector type.
5869 (make_vector_type): Build the canonical vector type.
5870 * tree.h (TYPE_CANONICAL): New.
5871 (TYPE_STRUCTURAL_EQUALITY_P): New.
5872 (SET_TYPE_STRUCTURAL_EQUALITY): New.
5873 (struct tree_type): Added "canonical" field.
5874 * params.h (VERIFY_CANONICAL_TYPES): New.
5875 * doc/c-tree.texi (TYPE_CANONICAL): Document.
5876 (TYPE_STRUCTURAL_EQUALITY_P): Document.
5877 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
5878 * doc/invoke.texi (verify-canonical-types): Document --param
5879 parameter for verifying canonical types.
5881 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5883 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
5884 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
5885 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
5886 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
5888 * config/rs6000/e500.h: New.
5889 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
5890 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
5892 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
5893 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
5894 TARGET_E500_DOUBLE): Remove.
5895 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
5896 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
5897 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
5898 * config/rs6000/rs6000.c (rs6000_override_options): Use
5901 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5903 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
5904 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
5905 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
5906 rs6000_emit_cmove): Don't check TARGET_E500.
5907 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
5908 sordered): Don't check TARGET_E500.
5910 2007-01-01 Eric Christopher <echristo@apple.com>
5912 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
5913 HARD_REGISTER_NUM_P.
5915 2007-01-01 Roger Sayle <roger@eyesopen.com>
5917 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
5918 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
5919 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
5922 2007-01-01 Mike Stump <mrs@apple.com>
5924 * configure.ac: Remove support for building with Apple's gcc-3.1.
5926 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5929 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
5930 REG is a hard register. Do not modify REG before calling
5932 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
5933 multiple of the size of YMODE for certain lowpart cases.
5935 2007-01-01 Andrew Pinski <pinskia@gmail.com>
5938 * gimplify (voidify_wrapper_expr): Update for
5941 2007-01-01 Andreas Schwab <schwab@suse.de>
5944 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
5945 save of BR0 in extra_spill_size instead of spill_size.
5946 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
5948 (ia64_expand_epilogue): Restore BR0 from its new location.
5950 2007-01-01 Andrew Pinski <pinskia@gmail.com>
5952 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
5953 Use a temporary variable if the left hand side is not a gimple
5956 2007-01-01 Andrew Pinski <pinskia@gmail.com>
5958 * gimplify.c (gimplify_return_expr): Make the temporary variable
5959 for the return expression, a gimple register variable.
5961 2007-01-01 Jan Hubicka <jh@suse.cz>
5963 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
5966 2007-01-01 Mike Stump <mrs@apple.com>
5968 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
5970 * config/darwin.c (machopic_select_rtx_section): Use
5972 (darwin_mergeable_constant_section): Likewise.
5973 * configure: Regenerate.
5974 * config.in: Regenerate.
5976 2007-01-01 Jan Hubicka <jh@suse.cz>
5977 Andrew Pinski <pinskia@gmail.com>
5979 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
5980 before starting IPA passes.